4090 lines
122 KiB
C
4090 lines
122 KiB
C
/*
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* Copyright 2010 Maarten Lankhorst for CodeWeavers
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* Copyright 2011 Andrew Eikum for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define NONAMELESSUNION
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#define COBJMACROS
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#include "config.h"
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#include <stdarg.h>
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#include <math.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "winreg.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#include "wine/list.h"
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#include "propsys.h"
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#include "initguid.h"
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#include "ole2.h"
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#include "propkey.h"
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#include "mmdeviceapi.h"
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#include "devpkey.h"
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#include "mmsystem.h"
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#include "dsound.h"
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#include "initguid.h"
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#include "endpointvolume.h"
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#include "audioclient.h"
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#include "audiopolicy.h"
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#include <alsa/asoundlib.h>
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WINE_DEFAULT_DEBUG_CHANNEL(alsa);
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WINE_DECLARE_DEBUG_CHANNEL(winediag);
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#define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER)
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static const REFERENCE_TIME DefaultPeriod = 100000;
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static const REFERENCE_TIME MinimumPeriod = 50000;
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#define EXTRA_SAFE_RT 40000
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struct ACImpl;
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typedef struct ACImpl ACImpl;
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typedef struct _AudioSession {
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GUID guid;
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struct list clients;
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IMMDevice *device;
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float master_vol;
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UINT32 channel_count;
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float *channel_vols;
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BOOL mute;
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CRITICAL_SECTION lock;
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struct list entry;
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} AudioSession;
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typedef struct _AudioSessionWrapper {
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IAudioSessionControl2 IAudioSessionControl2_iface;
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IChannelAudioVolume IChannelAudioVolume_iface;
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ISimpleAudioVolume ISimpleAudioVolume_iface;
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LONG ref;
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ACImpl *client;
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AudioSession *session;
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} AudioSessionWrapper;
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struct ACImpl {
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IAudioClient IAudioClient_iface;
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IAudioRenderClient IAudioRenderClient_iface;
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IAudioCaptureClient IAudioCaptureClient_iface;
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IAudioClock IAudioClock_iface;
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IAudioClock2 IAudioClock2_iface;
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IAudioStreamVolume IAudioStreamVolume_iface;
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LONG ref;
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snd_pcm_t *pcm_handle;
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snd_pcm_uframes_t alsa_bufsize_frames, alsa_period_frames, safe_rewind_frames;
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snd_pcm_hw_params_t *hw_params; /* does not hold state between calls */
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snd_pcm_format_t alsa_format;
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LARGE_INTEGER last_period_time;
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IMMDevice *parent;
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IUnknown *pUnkFTMarshal;
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EDataFlow dataflow;
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WAVEFORMATEX *fmt;
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DWORD flags;
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AUDCLNT_SHAREMODE share;
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HANDLE event;
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float *vols;
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BOOL need_remapping;
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int alsa_channels;
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int alsa_channel_map[32];
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BOOL initted, started;
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REFERENCE_TIME mmdev_period_rt;
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UINT64 written_frames, last_pos_frames;
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UINT32 bufsize_frames, held_frames, tmp_buffer_frames, mmdev_period_frames;
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snd_pcm_uframes_t remapping_buf_frames;
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UINT32 lcl_offs_frames; /* offs into local_buffer where valid data starts */
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UINT32 wri_offs_frames; /* where to write fresh data in local_buffer */
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UINT32 hidden_frames; /* ALSA reserve to ensure continuous rendering */
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UINT32 data_in_alsa_frames;
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HANDLE timer;
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BYTE *local_buffer, *tmp_buffer, *remapping_buf, *silence_buf;
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LONG32 getbuf_last; /* <0 when using tmp_buffer */
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CRITICAL_SECTION lock;
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AudioSession *session;
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AudioSessionWrapper *session_wrapper;
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struct list entry;
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};
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typedef struct _SessionMgr {
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IAudioSessionManager2 IAudioSessionManager2_iface;
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LONG ref;
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IMMDevice *device;
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} SessionMgr;
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static HANDLE g_timer_q;
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static CRITICAL_SECTION g_sessions_lock;
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static CRITICAL_SECTION_DEBUG g_sessions_lock_debug =
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{
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0, 0, &g_sessions_lock,
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{ &g_sessions_lock_debug.ProcessLocksList, &g_sessions_lock_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": g_sessions_lock") }
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};
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static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0, 0 };
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static struct list g_sessions = LIST_INIT(g_sessions);
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static const WCHAR defaultW[] = {'d','e','f','a','u','l','t',0};
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static const char defname[] = "default";
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static const WCHAR drv_keyW[] = {'S','o','f','t','w','a','r','e','\\',
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'W','i','n','e','\\','D','r','i','v','e','r','s','\\',
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'w','i','n','e','a','l','s','a','.','d','r','v',0};
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static const WCHAR drv_key_devicesW[] = {'S','o','f','t','w','a','r','e','\\',
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'W','i','n','e','\\','D','r','i','v','e','r','s','\\',
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'w','i','n','e','a','l','s','a','.','d','r','v','\\','d','e','v','i','c','e','s',0};
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static const WCHAR guidW[] = {'g','u','i','d',0};
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static const IAudioClientVtbl AudioClient_Vtbl;
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static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
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static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
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static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
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static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl;
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static const IAudioClockVtbl AudioClock_Vtbl;
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static const IAudioClock2Vtbl AudioClock2_Vtbl;
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static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
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static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
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static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl;
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static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
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static inline ACImpl *impl_from_IAudioClient(IAudioClient *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioClient_iface);
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}
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static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioRenderClient_iface);
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}
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static inline ACImpl *impl_from_IAudioCaptureClient(IAudioCaptureClient *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioCaptureClient_iface);
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}
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static inline AudioSessionWrapper *impl_from_IAudioSessionControl2(IAudioSessionControl2 *iface)
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{
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return CONTAINING_RECORD(iface, AudioSessionWrapper, IAudioSessionControl2_iface);
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}
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static inline AudioSessionWrapper *impl_from_ISimpleAudioVolume(ISimpleAudioVolume *iface)
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{
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return CONTAINING_RECORD(iface, AudioSessionWrapper, ISimpleAudioVolume_iface);
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}
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static inline AudioSessionWrapper *impl_from_IChannelAudioVolume(IChannelAudioVolume *iface)
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{
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return CONTAINING_RECORD(iface, AudioSessionWrapper, IChannelAudioVolume_iface);
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}
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static inline ACImpl *impl_from_IAudioClock(IAudioClock *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioClock_iface);
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}
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static inline ACImpl *impl_from_IAudioClock2(IAudioClock2 *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioClock2_iface);
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}
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static inline ACImpl *impl_from_IAudioStreamVolume(IAudioStreamVolume *iface)
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{
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return CONTAINING_RECORD(iface, ACImpl, IAudioStreamVolume_iface);
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}
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static inline SessionMgr *impl_from_IAudioSessionManager2(IAudioSessionManager2 *iface)
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{
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return CONTAINING_RECORD(iface, SessionMgr, IAudioSessionManager2_iface);
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}
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BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved)
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{
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switch (reason)
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{
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case DLL_PROCESS_ATTACH:
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g_timer_q = CreateTimerQueue();
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if(!g_timer_q)
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return FALSE;
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break;
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case DLL_PROCESS_DETACH:
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if (reserved) break;
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DeleteCriticalSection(&g_sessions_lock);
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break;
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}
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return TRUE;
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}
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/* From <dlls/mmdevapi/mmdevapi.h> */
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enum DriverPriority {
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Priority_Unavailable = 0,
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Priority_Low,
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Priority_Neutral,
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Priority_Preferred
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};
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int WINAPI AUDDRV_GetPriority(void)
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{
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return Priority_Neutral;
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}
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static void set_device_guid(EDataFlow flow, HKEY drv_key, const WCHAR *key_name,
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GUID *guid)
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{
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HKEY key;
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BOOL opened = FALSE;
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LONG lr;
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if(!drv_key){
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lr = RegCreateKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, NULL, 0, KEY_WRITE,
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NULL, &drv_key, NULL);
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if(lr != ERROR_SUCCESS){
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ERR("RegCreateKeyEx(drv_key) failed: %u\n", lr);
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return;
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}
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opened = TRUE;
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}
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lr = RegCreateKeyExW(drv_key, key_name, 0, NULL, 0, KEY_WRITE,
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NULL, &key, NULL);
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if(lr != ERROR_SUCCESS){
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ERR("RegCreateKeyEx(%s) failed: %u\n", wine_dbgstr_w(key_name), lr);
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goto exit;
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}
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lr = RegSetValueExW(key, guidW, 0, REG_BINARY, (BYTE*)guid,
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sizeof(GUID));
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if(lr != ERROR_SUCCESS)
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ERR("RegSetValueEx(%s\\guid) failed: %u\n", wine_dbgstr_w(key_name), lr);
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RegCloseKey(key);
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exit:
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if(opened)
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RegCloseKey(drv_key);
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}
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static void get_device_guid(EDataFlow flow, const char *device, GUID *guid)
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{
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HKEY key = NULL, dev_key;
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DWORD type, size = sizeof(*guid);
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WCHAR key_name[256];
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if(flow == eCapture)
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key_name[0] = '1';
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else
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key_name[0] = '0';
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key_name[1] = ',';
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MultiByteToWideChar(CP_UNIXCP, 0, device, -1, key_name + 2,
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(sizeof(key_name) / sizeof(*key_name)) - 2);
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if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_WRITE|KEY_READ, &key) == ERROR_SUCCESS){
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if(RegOpenKeyExW(key, key_name, 0, KEY_READ, &dev_key) == ERROR_SUCCESS){
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if(RegQueryValueExW(dev_key, guidW, 0, &type,
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(BYTE*)guid, &size) == ERROR_SUCCESS){
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if(type == REG_BINARY){
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RegCloseKey(dev_key);
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RegCloseKey(key);
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return;
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}
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ERR("Invalid type for device %s GUID: %u; ignoring and overwriting\n",
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wine_dbgstr_w(key_name), type);
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}
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RegCloseKey(dev_key);
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}
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}
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CoCreateGuid(guid);
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set_device_guid(flow, key, key_name, guid);
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if(key)
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RegCloseKey(key);
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}
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static BOOL alsa_try_open(const char *devnode, snd_pcm_stream_t stream)
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{
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snd_pcm_t *handle;
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int err;
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TRACE("devnode: %s, stream: %d\n", devnode, stream);
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if((err = snd_pcm_open(&handle, devnode, stream, SND_PCM_NONBLOCK)) < 0){
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WARN("The device \"%s\" failed to open: %d (%s).\n",
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devnode, err, snd_strerror(err));
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return FALSE;
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}
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snd_pcm_close(handle);
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return TRUE;
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}
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static WCHAR *construct_device_id(EDataFlow flow, const WCHAR *chunk1, const char *chunk2)
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{
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WCHAR *ret;
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const WCHAR *prefix;
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DWORD len_wchars = 0, chunk1_len, copied = 0, prefix_len;
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static const WCHAR dashW[] = {' ','-',' ',0};
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static const size_t dashW_len = (sizeof(dashW) / sizeof(*dashW)) - 1;
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static const WCHAR outW[] = {'O','u','t',':',' ',0};
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static const WCHAR inW[] = {'I','n',':',' ',0};
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if(flow == eRender){
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prefix = outW;
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prefix_len = (sizeof(outW) / sizeof(*outW)) - 1;
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len_wchars += prefix_len;
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}else{
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prefix = inW;
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prefix_len = (sizeof(inW) / sizeof(*inW)) - 1;
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len_wchars += prefix_len;
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}
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if(chunk1){
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chunk1_len = strlenW(chunk1);
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len_wchars += chunk1_len;
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}
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if(chunk1 && chunk2)
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len_wchars += dashW_len;
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if(chunk2)
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len_wchars += MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, NULL, 0) - 1;
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len_wchars += 1; /* NULL byte */
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ret = HeapAlloc(GetProcessHeap(), 0, len_wchars * sizeof(WCHAR));
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memcpy(ret, prefix, prefix_len * sizeof(WCHAR));
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copied += prefix_len;
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if(chunk1){
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memcpy(ret + copied, chunk1, chunk1_len * sizeof(WCHAR));
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copied += chunk1_len;
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}
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if(chunk1 && chunk2){
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memcpy(ret + copied, dashW, dashW_len * sizeof(WCHAR));
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copied += dashW_len;
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}
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if(chunk2){
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MultiByteToWideChar(CP_UNIXCP, 0, chunk2, -1, ret + copied, len_wchars - copied);
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}else
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ret[copied] = 0;
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TRACE("Enumerated device: %s\n", wine_dbgstr_w(ret));
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return ret;
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}
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|
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static HRESULT alsa_get_card_devices(EDataFlow flow, snd_pcm_stream_t stream,
|
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WCHAR ***ids, GUID **guids, UINT *num, snd_ctl_t *ctl, int card,
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const WCHAR *cardnameW)
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{
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int err, device;
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snd_pcm_info_t *info;
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info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_info_sizeof());
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if(!info)
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return E_OUTOFMEMORY;
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snd_pcm_info_set_subdevice(info, 0);
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snd_pcm_info_set_stream(info, stream);
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device = -1;
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for(err = snd_ctl_pcm_next_device(ctl, &device); device != -1 && err >= 0;
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err = snd_ctl_pcm_next_device(ctl, &device)){
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const char *devname;
|
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char devnode[32];
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|
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snd_pcm_info_set_device(info, device);
|
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|
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if((err = snd_ctl_pcm_info(ctl, info)) < 0){
|
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if(err == -ENOENT)
|
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/* This device doesn't have the right stream direction */
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continue;
|
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|
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WARN("Failed to get info for card %d, device %d: %d (%s)\n",
|
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card, device, err, snd_strerror(err));
|
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continue;
|
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}
|
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|
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sprintf(devnode, "plughw:%d,%d", card, device);
|
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if(!alsa_try_open(devnode, stream))
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continue;
|
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|
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if(*num){
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*ids = HeapReAlloc(GetProcessHeap(), 0, *ids, sizeof(WCHAR *) * (*num + 1));
|
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*guids = HeapReAlloc(GetProcessHeap(), 0, *guids, sizeof(GUID) * (*num + 1));
|
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}else{
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*ids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *));
|
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*guids = HeapAlloc(GetProcessHeap(), 0, sizeof(GUID));
|
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}
|
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|
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devname = snd_pcm_info_get_name(info);
|
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if(!devname){
|
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WARN("Unable to get device name for card %d, device %d\n", card,
|
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device);
|
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continue;
|
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}
|
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|
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(*ids)[*num] = construct_device_id(flow, cardnameW, devname);
|
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get_device_guid(flow, devnode, &(*guids)[*num]);
|
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|
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++(*num);
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}
|
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|
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HeapFree(GetProcessHeap(), 0, info);
|
|
|
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if(err != 0)
|
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WARN("Got a failure during device enumeration on card %d: %d (%s)\n",
|
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card, err, snd_strerror(err));
|
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|
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return S_OK;
|
|
}
|
|
|
|
static void get_reg_devices(EDataFlow flow, snd_pcm_stream_t stream, WCHAR ***ids,
|
|
GUID **guids, UINT *num)
|
|
{
|
|
static const WCHAR ALSAOutputDevices[] = {'A','L','S','A','O','u','t','p','u','t','D','e','v','i','c','e','s',0};
|
|
static const WCHAR ALSAInputDevices[] = {'A','L','S','A','I','n','p','u','t','D','e','v','i','c','e','s',0};
|
|
HKEY key;
|
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WCHAR reg_devices[256];
|
|
DWORD size = sizeof(reg_devices), type;
|
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const WCHAR *value_name = (stream == SND_PCM_STREAM_PLAYBACK) ? ALSAOutputDevices : ALSAInputDevices;
|
|
|
|
/* @@ Wine registry key: HKCU\Software\Wine\Drivers\winealsa.drv */
|
|
if(RegOpenKeyW(HKEY_CURRENT_USER, drv_keyW, &key) == ERROR_SUCCESS){
|
|
if(RegQueryValueExW(key, value_name, 0, &type,
|
|
(BYTE*)reg_devices, &size) == ERROR_SUCCESS){
|
|
WCHAR *p = reg_devices;
|
|
|
|
if(type != REG_MULTI_SZ){
|
|
ERR("Registry ALSA device list value type must be REG_MULTI_SZ\n");
|
|
RegCloseKey(key);
|
|
return;
|
|
}
|
|
|
|
while(*p){
|
|
char devname[64];
|
|
|
|
WideCharToMultiByte(CP_UNIXCP, 0, p, -1, devname, sizeof(devname), NULL, NULL);
|
|
|
|
if(alsa_try_open(devname, stream)){
|
|
if(*num){
|
|
*ids = HeapReAlloc(GetProcessHeap(), 0, *ids, sizeof(WCHAR *) * (*num + 1));
|
|
*guids = HeapReAlloc(GetProcessHeap(), 0, *guids, sizeof(GUID) * (*num + 1));
|
|
}else{
|
|
*ids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *));
|
|
*guids = HeapAlloc(GetProcessHeap(), 0, sizeof(GUID));
|
|
}
|
|
(*ids)[*num] = construct_device_id(flow, p, NULL);
|
|
get_device_guid(flow, devname, &(*guids)[*num]);
|
|
++*num;
|
|
}
|
|
|
|
p += lstrlenW(p) + 1;
|
|
}
|
|
}
|
|
|
|
RegCloseKey(key);
|
|
}
|
|
}
|
|
|
|
static HRESULT alsa_enum_devices(EDataFlow flow, WCHAR ***ids, GUID **guids,
|
|
UINT *num)
|
|
{
|
|
snd_pcm_stream_t stream = (flow == eRender ? SND_PCM_STREAM_PLAYBACK :
|
|
SND_PCM_STREAM_CAPTURE);
|
|
int err, card;
|
|
|
|
card = -1;
|
|
*num = 0;
|
|
|
|
if(alsa_try_open(defname, stream)){
|
|
*ids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *));
|
|
(*ids)[0] = construct_device_id(flow, defaultW, NULL);
|
|
*guids = HeapAlloc(GetProcessHeap(), 0, sizeof(GUID));
|
|
get_device_guid(flow, defname, &(*guids)[0]);
|
|
++*num;
|
|
}
|
|
|
|
get_reg_devices(flow, stream, ids, guids, num);
|
|
|
|
for(err = snd_card_next(&card); card != -1 && err >= 0;
|
|
err = snd_card_next(&card)){
|
|
char cardpath[64];
|
|
char *cardname;
|
|
WCHAR *cardnameW;
|
|
snd_ctl_t *ctl;
|
|
DWORD len;
|
|
|
|
sprintf(cardpath, "hw:%u", card);
|
|
|
|
if((err = snd_ctl_open(&ctl, cardpath, 0)) < 0){
|
|
WARN("Unable to open ctl for ALSA device %s: %d (%s)\n", cardpath,
|
|
err, snd_strerror(err));
|
|
continue;
|
|
}
|
|
|
|
if(snd_card_get_name(card, &cardname) < 0) {
|
|
/* FIXME: Should be localized */
|
|
static const WCHAR nameW[] = {'U','n','k','n','o','w','n',' ','s','o','u','n','d','c','a','r','d',0};
|
|
WARN("Unable to get card name for ALSA device %s: %d (%s)\n",
|
|
cardpath, err, snd_strerror(err));
|
|
alsa_get_card_devices(flow, stream, ids, guids, num, ctl, card, nameW);
|
|
}else{
|
|
len = MultiByteToWideChar(CP_UNIXCP, 0, cardname, -1, NULL, 0);
|
|
cardnameW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
|
|
|
|
if(!cardnameW){
|
|
free(cardname);
|
|
snd_ctl_close(ctl);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
MultiByteToWideChar(CP_UNIXCP, 0, cardname, -1, cardnameW, len);
|
|
|
|
alsa_get_card_devices(flow, stream, ids, guids, num, ctl, card, cardnameW);
|
|
|
|
HeapFree(GetProcessHeap(), 0, cardnameW);
|
|
free(cardname);
|
|
}
|
|
|
|
snd_ctl_close(ctl);
|
|
}
|
|
|
|
if(err != 0)
|
|
WARN("Got a failure during card enumeration: %d (%s)\n",
|
|
err, snd_strerror(err));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids, GUID **guids,
|
|
UINT *num, UINT *def_index)
|
|
{
|
|
HRESULT hr;
|
|
|
|
TRACE("%d %p %p %p %p\n", flow, ids, guids, num, def_index);
|
|
|
|
*ids = NULL;
|
|
*guids = NULL;
|
|
|
|
hr = alsa_enum_devices(flow, ids, guids, num);
|
|
if(FAILED(hr)){
|
|
UINT i;
|
|
for(i = 0; i < *num; ++i)
|
|
HeapFree(GetProcessHeap(), 0, (*ids)[i]);
|
|
HeapFree(GetProcessHeap(), 0, *ids);
|
|
HeapFree(GetProcessHeap(), 0, *guids);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
TRACE("Enumerated %u devices\n", *num);
|
|
|
|
if(*num == 0){
|
|
HeapFree(GetProcessHeap(), 0, *ids);
|
|
*ids = NULL;
|
|
HeapFree(GetProcessHeap(), 0, *guids);
|
|
*guids = NULL;
|
|
}
|
|
|
|
*def_index = 0;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/* Using the pulse PCM device from alsa-plugins 1.0.24 triggers a bug
|
|
* which causes audio to cease playing after a few minutes of playback.
|
|
* Setting handle_underrun=1 on pulse-backed ALSA devices seems to work
|
|
* around this issue. */
|
|
static snd_config_t *make_handle_underrun_config(const char *name)
|
|
{
|
|
snd_config_t *lconf, *dev_node, *hu_node, *type_node;
|
|
char dev_node_name[64];
|
|
const char *type_str;
|
|
int err;
|
|
|
|
snd_config_update();
|
|
|
|
if((err = snd_config_copy(&lconf, snd_config)) < 0){
|
|
WARN("snd_config_copy failed: %d (%s)\n", err, snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
sprintf(dev_node_name, "pcm.%s", name);
|
|
err = snd_config_search(lconf, dev_node_name, &dev_node);
|
|
if(err == -ENOENT){
|
|
snd_config_delete(lconf);
|
|
return NULL;
|
|
}
|
|
if(err < 0){
|
|
snd_config_delete(lconf);
|
|
WARN("snd_config_search failed: %d (%s)\n", err, snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
/* ALSA is extremely fragile. If it runs into a config setting it doesn't
|
|
* recognize, it tends to fail or assert. So we only want to inject
|
|
* handle_underrun=1 on devices that we know will recognize it. */
|
|
err = snd_config_search(dev_node, "type", &type_node);
|
|
if(err == -ENOENT){
|
|
snd_config_delete(lconf);
|
|
return NULL;
|
|
}
|
|
if(err < 0){
|
|
snd_config_delete(lconf);
|
|
WARN("snd_config_search failed: %d (%s)\n", err, snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
if((err = snd_config_get_string(type_node, &type_str)) < 0){
|
|
snd_config_delete(lconf);
|
|
return NULL;
|
|
}
|
|
|
|
if(strcmp(type_str, "pulse") != 0){
|
|
snd_config_delete(lconf);
|
|
return NULL;
|
|
}
|
|
|
|
err = snd_config_search(dev_node, "handle_underrun", &hu_node);
|
|
if(err >= 0){
|
|
/* user already has an explicit handle_underrun setting, so don't
|
|
* use a local config */
|
|
snd_config_delete(lconf);
|
|
return NULL;
|
|
}
|
|
if(err != -ENOENT){
|
|
snd_config_delete(lconf);
|
|
WARN("snd_config_search failed: %d (%s)\n", err, snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
if((err = snd_config_imake_integer(&hu_node, "handle_underrun", 1)) < 0){
|
|
snd_config_delete(lconf);
|
|
WARN("snd_config_imake_integer failed: %d (%s)\n", err,
|
|
snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
if((err = snd_config_add(dev_node, hu_node)) < 0){
|
|
snd_config_delete(lconf);
|
|
WARN("snd_config_add failed: %d (%s)\n", err, snd_strerror(err));
|
|
return NULL;
|
|
}
|
|
|
|
return lconf;
|
|
}
|
|
|
|
static BOOL get_alsa_name_by_guid(GUID *guid, char *name, DWORD name_size, EDataFlow *flow)
|
|
{
|
|
HKEY devices_key;
|
|
UINT i = 0;
|
|
WCHAR key_name[256];
|
|
DWORD key_name_size;
|
|
|
|
if(RegOpenKeyExW(HKEY_CURRENT_USER, drv_key_devicesW, 0, KEY_READ, &devices_key) != ERROR_SUCCESS){
|
|
ERR("No devices found in registry?\n");
|
|
return FALSE;
|
|
}
|
|
|
|
while(1){
|
|
HKEY key;
|
|
DWORD size, type;
|
|
GUID reg_guid;
|
|
|
|
key_name_size = sizeof(key_name)/sizeof(WCHAR);
|
|
if(RegEnumKeyExW(devices_key, i++, key_name, &key_name_size, NULL,
|
|
NULL, NULL, NULL) != ERROR_SUCCESS)
|
|
break;
|
|
|
|
if(RegOpenKeyExW(devices_key, key_name, 0, KEY_READ, &key) != ERROR_SUCCESS){
|
|
WARN("Couldn't open key: %s\n", wine_dbgstr_w(key_name));
|
|
continue;
|
|
}
|
|
|
|
size = sizeof(reg_guid);
|
|
if(RegQueryValueExW(key, guidW, 0, &type,
|
|
(BYTE*)®_guid, &size) == ERROR_SUCCESS){
|
|
if(IsEqualGUID(®_guid, guid)){
|
|
RegCloseKey(key);
|
|
RegCloseKey(devices_key);
|
|
|
|
TRACE("Found matching device key: %s\n", wine_dbgstr_w(key_name));
|
|
|
|
if(key_name[0] == '0')
|
|
*flow = eRender;
|
|
else if(key_name[0] == '1')
|
|
*flow = eCapture;
|
|
else{
|
|
ERR("Unknown device type: %c\n", key_name[0]);
|
|
return FALSE;
|
|
}
|
|
|
|
WideCharToMultiByte(CP_UNIXCP, 0, key_name + 2, -1, name, name_size, NULL, NULL);
|
|
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
RegCloseKey(key);
|
|
}
|
|
|
|
RegCloseKey(devices_key);
|
|
|
|
WARN("No matching device in registry for GUID %s\n", debugstr_guid(guid));
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient **out)
|
|
{
|
|
ACImpl *This;
|
|
int err;
|
|
snd_pcm_stream_t stream;
|
|
snd_config_t *lconf;
|
|
static BOOL handle_underrun = TRUE;
|
|
char alsa_name[256];
|
|
EDataFlow dataflow;
|
|
HRESULT hr;
|
|
|
|
TRACE("%s %p %p\n", debugstr_guid(guid), dev, out);
|
|
|
|
if(!get_alsa_name_by_guid(guid, alsa_name, sizeof(alsa_name), &dataflow))
|
|
return AUDCLNT_E_DEVICE_INVALIDATED;
|
|
|
|
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ACImpl));
|
|
if(!This)
|
|
return E_OUTOFMEMORY;
|
|
|
|
This->IAudioClient_iface.lpVtbl = &AudioClient_Vtbl;
|
|
This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
|
|
This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
|
|
This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
|
|
This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
|
|
This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
|
|
|
|
if(dataflow == eRender)
|
|
stream = SND_PCM_STREAM_PLAYBACK;
|
|
else if(dataflow == eCapture)
|
|
stream = SND_PCM_STREAM_CAPTURE;
|
|
else{
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient_iface,
|
|
(IUnknown **)&This->pUnkFTMarshal);
|
|
if (FAILED(hr)) {
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
return hr;
|
|
}
|
|
|
|
This->dataflow = dataflow;
|
|
if(handle_underrun && ((lconf = make_handle_underrun_config(alsa_name)))){
|
|
err = snd_pcm_open_lconf(&This->pcm_handle, alsa_name, stream, SND_PCM_NONBLOCK, lconf);
|
|
TRACE("Opening PCM device \"%s\" with handle_underrun: %d\n", alsa_name, err);
|
|
snd_config_delete(lconf);
|
|
/* Pulse <= 2010 returns EINVAL, it does not know handle_underrun. */
|
|
if(err == -EINVAL){
|
|
ERR_(winediag)("PulseAudio \"%s\" %d without handle_underrun. Audio may hang."
|
|
" Please upgrade to alsa_plugins >= 1.0.24\n", alsa_name, err);
|
|
handle_underrun = FALSE;
|
|
}
|
|
}else
|
|
err = -EINVAL;
|
|
if(err == -EINVAL){
|
|
err = snd_pcm_open(&This->pcm_handle, alsa_name, stream, SND_PCM_NONBLOCK);
|
|
}
|
|
if(err < 0){
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
WARN("Unable to open PCM \"%s\": %d (%s)\n", alsa_name, err, snd_strerror(err));
|
|
switch(err){
|
|
case -EBUSY:
|
|
return AUDCLNT_E_DEVICE_IN_USE;
|
|
default:
|
|
return AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
}
|
|
}
|
|
|
|
This->hw_params = HeapAlloc(GetProcessHeap(), 0,
|
|
snd_pcm_hw_params_sizeof());
|
|
if(!This->hw_params){
|
|
snd_pcm_close(This->pcm_handle);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
InitializeCriticalSection(&This->lock);
|
|
This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ACImpl.lock");
|
|
|
|
This->parent = dev;
|
|
IMMDevice_AddRef(This->parent);
|
|
|
|
*out = &This->IAudioClient_iface;
|
|
IAudioClient_AddRef(&This->IAudioClient_iface);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient *iface,
|
|
REFIID riid, void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClient))
|
|
*ppv = iface;
|
|
else if(IsEqualIID(riid, &IID_IMarshal))
|
|
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
|
|
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioClient_AddRef(IAudioClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
ULONG ref;
|
|
ref = InterlockedIncrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI AudioClient_Release(IAudioClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
ULONG ref;
|
|
|
|
ref = InterlockedDecrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
if(!ref){
|
|
if(This->timer){
|
|
HANDLE event;
|
|
DWORD wait;
|
|
event = CreateEventW(NULL, TRUE, FALSE, NULL);
|
|
wait = !DeleteTimerQueueTimer(g_timer_q, This->timer, event);
|
|
wait = wait && GetLastError() == ERROR_IO_PENDING;
|
|
if(event && wait)
|
|
WaitForSingleObject(event, INFINITE);
|
|
CloseHandle(event);
|
|
}
|
|
|
|
IAudioClient_Stop(iface);
|
|
IMMDevice_Release(This->parent);
|
|
IUnknown_Release(This->pUnkFTMarshal);
|
|
This->lock.DebugInfo->Spare[0] = 0;
|
|
DeleteCriticalSection(&This->lock);
|
|
snd_pcm_drop(This->pcm_handle);
|
|
snd_pcm_close(This->pcm_handle);
|
|
if(This->initted){
|
|
EnterCriticalSection(&g_sessions_lock);
|
|
list_remove(&This->entry);
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, This->vols);
|
|
HeapFree(GetProcessHeap(), 0, This->local_buffer);
|
|
HeapFree(GetProcessHeap(), 0, This->remapping_buf);
|
|
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
|
|
HeapFree(GetProcessHeap(), 0, This->hw_params);
|
|
CoTaskMemFree(This->fmt);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
return ref;
|
|
}
|
|
|
|
static void dump_fmt(const WAVEFORMATEX *fmt)
|
|
{
|
|
TRACE("wFormatTag: 0x%x (", fmt->wFormatTag);
|
|
switch(fmt->wFormatTag){
|
|
case WAVE_FORMAT_PCM:
|
|
TRACE("WAVE_FORMAT_PCM");
|
|
break;
|
|
case WAVE_FORMAT_IEEE_FLOAT:
|
|
TRACE("WAVE_FORMAT_IEEE_FLOAT");
|
|
break;
|
|
case WAVE_FORMAT_EXTENSIBLE:
|
|
TRACE("WAVE_FORMAT_EXTENSIBLE");
|
|
break;
|
|
default:
|
|
TRACE("Unknown");
|
|
break;
|
|
}
|
|
TRACE(")\n");
|
|
|
|
TRACE("nChannels: %u\n", fmt->nChannels);
|
|
TRACE("nSamplesPerSec: %u\n", fmt->nSamplesPerSec);
|
|
TRACE("nAvgBytesPerSec: %u\n", fmt->nAvgBytesPerSec);
|
|
TRACE("nBlockAlign: %u\n", fmt->nBlockAlign);
|
|
TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample);
|
|
TRACE("cbSize: %u\n", fmt->cbSize);
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
|
|
WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
|
|
TRACE("dwChannelMask: %08x\n", fmtex->dwChannelMask);
|
|
TRACE("Samples: %04x\n", fmtex->Samples.wReserved);
|
|
TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat));
|
|
}
|
|
}
|
|
|
|
static WAVEFORMATEX *clone_format(const WAVEFORMATEX *fmt)
|
|
{
|
|
WAVEFORMATEX *ret;
|
|
size_t size;
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
|
|
size = sizeof(WAVEFORMATEXTENSIBLE);
|
|
else
|
|
size = sizeof(WAVEFORMATEX);
|
|
|
|
ret = CoTaskMemAlloc(size);
|
|
if(!ret)
|
|
return NULL;
|
|
|
|
memcpy(ret, fmt, size);
|
|
|
|
ret->cbSize = size - sizeof(WAVEFORMATEX);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static snd_pcm_format_t alsa_format(const WAVEFORMATEX *fmt)
|
|
{
|
|
snd_pcm_format_t format = SND_PCM_FORMAT_UNKNOWN;
|
|
const WAVEFORMATEXTENSIBLE *fmtex = (const WAVEFORMATEXTENSIBLE *)fmt;
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_PCM ||
|
|
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){
|
|
if(fmt->wBitsPerSample == 8)
|
|
format = SND_PCM_FORMAT_U8;
|
|
else if(fmt->wBitsPerSample == 16)
|
|
format = SND_PCM_FORMAT_S16_LE;
|
|
else if(fmt->wBitsPerSample == 24)
|
|
format = SND_PCM_FORMAT_S24_3LE;
|
|
else if(fmt->wBitsPerSample == 32)
|
|
format = SND_PCM_FORMAT_S32_LE;
|
|
else
|
|
WARN("Unsupported bit depth: %u\n", fmt->wBitsPerSample);
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
fmt->wBitsPerSample != fmtex->Samples.wValidBitsPerSample){
|
|
if(fmtex->Samples.wValidBitsPerSample == 20 && fmt->wBitsPerSample == 24)
|
|
format = SND_PCM_FORMAT_S20_3LE;
|
|
else
|
|
WARN("Unsupported ValidBits: %u\n", fmtex->Samples.wValidBitsPerSample);
|
|
}
|
|
}else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
|
|
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){
|
|
if(fmt->wBitsPerSample == 32)
|
|
format = SND_PCM_FORMAT_FLOAT_LE;
|
|
else if(fmt->wBitsPerSample == 64)
|
|
format = SND_PCM_FORMAT_FLOAT64_LE;
|
|
else
|
|
WARN("Unsupported float size: %u\n", fmt->wBitsPerSample);
|
|
}else
|
|
WARN("Unknown wave format: %04x\n", fmt->wFormatTag);
|
|
return format;
|
|
}
|
|
|
|
static void session_init_vols(AudioSession *session, UINT channels)
|
|
{
|
|
if(session->channel_count < channels){
|
|
UINT i;
|
|
|
|
if(session->channel_vols)
|
|
session->channel_vols = HeapReAlloc(GetProcessHeap(), 0,
|
|
session->channel_vols, sizeof(float) * channels);
|
|
else
|
|
session->channel_vols = HeapAlloc(GetProcessHeap(), 0,
|
|
sizeof(float) * channels);
|
|
if(!session->channel_vols)
|
|
return;
|
|
|
|
for(i = session->channel_count; i < channels; ++i)
|
|
session->channel_vols[i] = 1.f;
|
|
|
|
session->channel_count = channels;
|
|
}
|
|
}
|
|
|
|
static AudioSession *create_session(const GUID *guid, IMMDevice *device,
|
|
UINT num_channels)
|
|
{
|
|
AudioSession *ret;
|
|
|
|
ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession));
|
|
if(!ret)
|
|
return NULL;
|
|
|
|
memcpy(&ret->guid, guid, sizeof(GUID));
|
|
|
|
ret->device = device;
|
|
|
|
list_init(&ret->clients);
|
|
|
|
list_add_head(&g_sessions, &ret->entry);
|
|
|
|
InitializeCriticalSection(&ret->lock);
|
|
ret->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": AudioSession.lock");
|
|
|
|
session_init_vols(ret, num_channels);
|
|
|
|
ret->master_vol = 1.f;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* if channels == 0, then this will return or create a session with
|
|
* matching dataflow and GUID. otherwise, channels must also match */
|
|
static HRESULT get_audio_session(const GUID *sessionguid,
|
|
IMMDevice *device, UINT channels, AudioSession **out)
|
|
{
|
|
AudioSession *session;
|
|
|
|
if(!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)){
|
|
*out = create_session(&GUID_NULL, device, channels);
|
|
if(!*out)
|
|
return E_OUTOFMEMORY;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
*out = NULL;
|
|
LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry){
|
|
if(session->device == device &&
|
|
IsEqualGUID(sessionguid, &session->guid)){
|
|
session_init_vols(session, channels);
|
|
*out = session;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(!*out){
|
|
*out = create_session(sessionguid, device, channels);
|
|
if(!*out)
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static int alsa_channel_index(DWORD flag)
|
|
{
|
|
switch(flag){
|
|
case SPEAKER_FRONT_LEFT:
|
|
return 0;
|
|
case SPEAKER_FRONT_RIGHT:
|
|
return 1;
|
|
case SPEAKER_BACK_LEFT:
|
|
return 2;
|
|
case SPEAKER_BACK_RIGHT:
|
|
return 3;
|
|
case SPEAKER_FRONT_CENTER:
|
|
return 4;
|
|
case SPEAKER_LOW_FREQUENCY:
|
|
return 5;
|
|
case SPEAKER_SIDE_LEFT:
|
|
return 6;
|
|
case SPEAKER_SIDE_RIGHT:
|
|
return 7;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static BOOL need_remapping(ACImpl *This, const WAVEFORMATEX *fmt)
|
|
{
|
|
unsigned int i;
|
|
for(i = 0; i < fmt->nChannels; ++i){
|
|
if(This->alsa_channel_map[i] != i)
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
static DWORD get_channel_mask(unsigned int channels)
|
|
{
|
|
switch(channels){
|
|
case 0:
|
|
return 0;
|
|
case 1:
|
|
return KSAUDIO_SPEAKER_MONO;
|
|
case 2:
|
|
return KSAUDIO_SPEAKER_STEREO;
|
|
case 3:
|
|
return KSAUDIO_SPEAKER_STEREO | SPEAKER_LOW_FREQUENCY;
|
|
case 4:
|
|
return KSAUDIO_SPEAKER_QUAD; /* not _SURROUND */
|
|
case 5:
|
|
return KSAUDIO_SPEAKER_QUAD | SPEAKER_LOW_FREQUENCY;
|
|
case 6:
|
|
return KSAUDIO_SPEAKER_5POINT1; /* not 5POINT1_SURROUND */
|
|
case 7:
|
|
return KSAUDIO_SPEAKER_5POINT1 | SPEAKER_BACK_CENTER;
|
|
case 8:
|
|
return KSAUDIO_SPEAKER_7POINT1_SURROUND; /* Vista deprecates 7POINT1 */
|
|
}
|
|
FIXME("Unknown speaker configuration: %u\n", channels);
|
|
return 0;
|
|
}
|
|
|
|
static HRESULT map_channels(ACImpl *This, const WAVEFORMATEX *fmt)
|
|
{
|
|
if(This->dataflow != eCapture && (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE || fmt->nChannels > 2) ){
|
|
WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
|
|
DWORD mask, flag = SPEAKER_FRONT_LEFT;
|
|
UINT i = 0;
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
fmtex->dwChannelMask != 0)
|
|
mask = fmtex->dwChannelMask;
|
|
else
|
|
mask = get_channel_mask(fmt->nChannels);
|
|
|
|
This->alsa_channels = 0;
|
|
|
|
while(i < fmt->nChannels && !(flag & SPEAKER_RESERVED)){
|
|
if(mask & flag){
|
|
This->alsa_channel_map[i] = alsa_channel_index(flag);
|
|
TRACE("Mapping mmdevapi channel %u (0x%x) to ALSA channel %d\n",
|
|
i, flag, This->alsa_channel_map[i]);
|
|
if(This->alsa_channel_map[i] >= This->alsa_channels)
|
|
This->alsa_channels = This->alsa_channel_map[i] + 1;
|
|
++i;
|
|
}
|
|
flag <<= 1;
|
|
}
|
|
|
|
while(i < fmt->nChannels){
|
|
This->alsa_channel_map[i] = This->alsa_channels;
|
|
TRACE("Mapping mmdevapi channel %u to ALSA channel %d\n",
|
|
i, This->alsa_channel_map[i]);
|
|
++This->alsa_channels;
|
|
++i;
|
|
}
|
|
|
|
for(i = 0; i < fmt->nChannels; ++i){
|
|
if(This->alsa_channel_map[i] == -1){
|
|
This->alsa_channel_map[i] = This->alsa_channels;
|
|
++This->alsa_channels;
|
|
TRACE("Remapping mmdevapi channel %u to ALSA channel %d\n",
|
|
i, This->alsa_channel_map[i]);
|
|
}
|
|
}
|
|
|
|
This->need_remapping = need_remapping(This, fmt);
|
|
|
|
TRACE("need_remapping: %u, alsa_channels: %d\n", This->need_remapping, This->alsa_channels);
|
|
}else{
|
|
This->need_remapping = FALSE;
|
|
This->alsa_channels = fmt->nChannels;
|
|
TRACE("need_remapping: %u, alsa_channels: %d\n", This->need_remapping, This->alsa_channels);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static void silence_buffer(ACImpl *This, BYTE *buffer, UINT32 frames)
|
|
{
|
|
WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)This->fmt;
|
|
if((This->fmt->wFormatTag == WAVE_FORMAT_PCM ||
|
|
(This->fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) &&
|
|
This->fmt->wBitsPerSample == 8)
|
|
memset(buffer, 128, frames * This->fmt->nBlockAlign);
|
|
else
|
|
memset(buffer, 0, frames * This->fmt->nBlockAlign);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_Initialize(IAudioClient *iface,
|
|
AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
|
|
REFERENCE_TIME period, const WAVEFORMATEX *fmt,
|
|
const GUID *sessionguid)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
snd_pcm_sw_params_t *sw_params = NULL;
|
|
snd_pcm_format_t format;
|
|
unsigned int rate, alsa_period_us;
|
|
int err, i;
|
|
HRESULT hr = S_OK;
|
|
|
|
TRACE("(%p)->(%x, %x, %s, %s, %p, %s)\n", This, mode, flags,
|
|
wine_dbgstr_longlong(duration), wine_dbgstr_longlong(period), fmt, debugstr_guid(sessionguid));
|
|
|
|
if(!fmt)
|
|
return E_POINTER;
|
|
|
|
if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
|
|
if(flags & ~(AUDCLNT_STREAMFLAGS_CROSSPROCESS |
|
|
AUDCLNT_STREAMFLAGS_LOOPBACK |
|
|
AUDCLNT_STREAMFLAGS_EVENTCALLBACK |
|
|
AUDCLNT_STREAMFLAGS_NOPERSIST |
|
|
AUDCLNT_STREAMFLAGS_RATEADJUST |
|
|
AUDCLNT_SESSIONFLAGS_EXPIREWHENUNOWNED |
|
|
AUDCLNT_SESSIONFLAGS_DISPLAY_HIDE |
|
|
AUDCLNT_SESSIONFLAGS_DISPLAY_HIDEWHENEXPIRED)){
|
|
TRACE("Unknown flags: %08x\n", flags);
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
if(mode == AUDCLNT_SHAREMODE_SHARED){
|
|
period = DefaultPeriod;
|
|
if( duration < 3 * period)
|
|
duration = 3 * period;
|
|
}else{
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
|
|
if(((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask == 0 ||
|
|
((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask & SPEAKER_RESERVED)
|
|
return AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
}
|
|
|
|
if(!period)
|
|
period = DefaultPeriod; /* not minimum */
|
|
if(period < MinimumPeriod || period > 5000000)
|
|
return AUDCLNT_E_INVALID_DEVICE_PERIOD;
|
|
if(duration > 20000000) /* the smaller the period, the lower this limit */
|
|
return AUDCLNT_E_BUFFER_SIZE_ERROR;
|
|
if(flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK){
|
|
if(duration != period)
|
|
return AUDCLNT_E_BUFDURATION_PERIOD_NOT_EQUAL;
|
|
FIXME("EXCLUSIVE mode with EVENTCALLBACK\n");
|
|
return AUDCLNT_E_DEVICE_IN_USE;
|
|
}else{
|
|
if( duration < 8 * period)
|
|
duration = 8 * period; /* may grow above 2s */
|
|
}
|
|
}
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_ALREADY_INITIALIZED;
|
|
}
|
|
|
|
dump_fmt(fmt);
|
|
|
|
if(FAILED(map_channels(This, fmt))){
|
|
WARN("map_channels failed\n");
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){
|
|
WARN("Unable to get hw_params: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_set_access(This->pcm_handle, This->hw_params,
|
|
SND_PCM_ACCESS_RW_INTERLEAVED)) < 0){
|
|
WARN("Unable to set access: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
format = alsa_format(fmt);
|
|
if (format == SND_PCM_FORMAT_UNKNOWN){
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_set_format(This->pcm_handle, This->hw_params,
|
|
format)) < 0){
|
|
WARN("Unable to set ALSA format to %u: %d (%s)\n", format, err,
|
|
snd_strerror(err));
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
This->alsa_format = format;
|
|
|
|
rate = fmt->nSamplesPerSec;
|
|
if((err = snd_pcm_hw_params_set_rate_near(This->pcm_handle, This->hw_params,
|
|
&rate, NULL)) < 0){
|
|
WARN("Unable to set rate to %u: %d (%s)\n", rate, err,
|
|
snd_strerror(err));
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_set_channels(This->pcm_handle, This->hw_params,
|
|
This->alsa_channels)) < 0){
|
|
WARN("Unable to set channels to %u: %d (%s)\n", fmt->nChannels, err,
|
|
snd_strerror(err));
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
This->mmdev_period_rt = period;
|
|
alsa_period_us = This->mmdev_period_rt / 10;
|
|
if((err = snd_pcm_hw_params_set_period_time_near(This->pcm_handle,
|
|
This->hw_params, &alsa_period_us, NULL)) < 0)
|
|
WARN("Unable to set period time near %u: %d (%s)\n", alsa_period_us,
|
|
err, snd_strerror(err));
|
|
/* ALSA updates the output variable alsa_period_us */
|
|
|
|
This->mmdev_period_frames = MulDiv(fmt->nSamplesPerSec,
|
|
This->mmdev_period_rt, 10000000);
|
|
|
|
/* Buffer 4 ALSA periods if large enough, else 4 mmdevapi periods */
|
|
This->alsa_bufsize_frames = This->mmdev_period_frames * 4;
|
|
if(err < 0 || alsa_period_us < period / 10)
|
|
err = snd_pcm_hw_params_set_buffer_size_near(This->pcm_handle,
|
|
This->hw_params, &This->alsa_bufsize_frames);
|
|
else{
|
|
unsigned int periods = 4;
|
|
err = snd_pcm_hw_params_set_periods_near(This->pcm_handle, This->hw_params, &periods, NULL);
|
|
}
|
|
if(err < 0)
|
|
WARN("Unable to set buffer size: %d (%s)\n", err, snd_strerror(err));
|
|
|
|
if((err = snd_pcm_hw_params(This->pcm_handle, This->hw_params)) < 0){
|
|
WARN("Unable to set hw params: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_period_size(This->hw_params,
|
|
&This->alsa_period_frames, NULL)) < 0){
|
|
WARN("Unable to get period size: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_buffer_size(This->hw_params,
|
|
&This->alsa_bufsize_frames)) < 0){
|
|
WARN("Unable to get buffer size: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
sw_params = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_sw_params_sizeof());
|
|
if(!sw_params){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_sw_params_current(This->pcm_handle, sw_params)) < 0){
|
|
WARN("Unable to get sw_params: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_sw_params_set_start_threshold(This->pcm_handle,
|
|
sw_params, 1)) < 0){
|
|
WARN("Unable set start threshold to 1: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_sw_params_set_stop_threshold(This->pcm_handle,
|
|
sw_params, This->alsa_bufsize_frames)) < 0){
|
|
WARN("Unable set stop threshold to %lu: %d (%s)\n",
|
|
This->alsa_bufsize_frames, err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_sw_params(This->pcm_handle, sw_params)) < 0){
|
|
WARN("Unable to set sw params: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_prepare(This->pcm_handle)) < 0){
|
|
WARN("Unable to prepare device: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_ENDPOINT_CREATE_FAILED;
|
|
goto exit;
|
|
}
|
|
|
|
/* Bear in mind weird situations where
|
|
* ALSA period (50ms) > mmdevapi buffer (3x10ms)
|
|
* or surprising rounding as seen with 22050x8x1 with Pulse:
|
|
* ALSA period 220 vs. 221 frames in mmdevapi and
|
|
* buffer 883 vs. 2205 frames in mmdevapi! */
|
|
This->bufsize_frames = MulDiv(duration, fmt->nSamplesPerSec, 10000000);
|
|
if(mode == AUDCLNT_SHAREMODE_EXCLUSIVE)
|
|
This->bufsize_frames -= This->bufsize_frames % This->mmdev_period_frames;
|
|
This->hidden_frames = This->alsa_period_frames + This->mmdev_period_frames +
|
|
MulDiv(fmt->nSamplesPerSec, EXTRA_SAFE_RT, 10000000);
|
|
/* leave no less than about 1.33ms or 256 bytes of data after a rewind */
|
|
This->safe_rewind_frames = max(256 / fmt->nBlockAlign, MulDiv(133, fmt->nSamplesPerSec, 100000));
|
|
|
|
/* Check if the ALSA buffer is so small that it will run out before
|
|
* the next MMDevAPI period tick occurs. Allow a little wiggle room
|
|
* with 120% of the period time. */
|
|
if(This->alsa_bufsize_frames < 1.2 * This->mmdev_period_frames)
|
|
FIXME("ALSA buffer time is too small. Expect underruns. (%lu < %u * 1.2)\n",
|
|
This->alsa_bufsize_frames, This->mmdev_period_frames);
|
|
|
|
This->fmt = clone_format(fmt);
|
|
if(!This->fmt){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
This->local_buffer = HeapAlloc(GetProcessHeap(), 0,
|
|
This->bufsize_frames * fmt->nBlockAlign);
|
|
if(!This->local_buffer){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
silence_buffer(This, This->local_buffer, This->bufsize_frames);
|
|
|
|
This->silence_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
This->alsa_period_frames * This->fmt->nBlockAlign);
|
|
if(!This->silence_buf){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
silence_buffer(This, This->silence_buf, This->alsa_period_frames);
|
|
|
|
This->vols = HeapAlloc(GetProcessHeap(), 0, fmt->nChannels * sizeof(float));
|
|
if(!This->vols){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
for(i = 0; i < fmt->nChannels; ++i)
|
|
This->vols[i] = 1.f;
|
|
|
|
This->share = mode;
|
|
This->flags = flags;
|
|
|
|
EnterCriticalSection(&g_sessions_lock);
|
|
|
|
hr = get_audio_session(sessionguid, This->parent, fmt->nChannels,
|
|
&This->session);
|
|
if(FAILED(hr)){
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
goto exit;
|
|
}
|
|
|
|
list_add_tail(&This->session->clients, &This->entry);
|
|
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
|
|
This->initted = TRUE;
|
|
|
|
TRACE("ALSA period: %lu frames\n", This->alsa_period_frames);
|
|
TRACE("ALSA buffer: %lu frames\n", This->alsa_bufsize_frames);
|
|
TRACE("MMDevice period: %u frames\n", This->mmdev_period_frames);
|
|
TRACE("MMDevice buffer: %u frames\n", This->bufsize_frames);
|
|
|
|
exit:
|
|
HeapFree(GetProcessHeap(), 0, sw_params);
|
|
if(FAILED(hr)){
|
|
HeapFree(GetProcessHeap(), 0, This->local_buffer);
|
|
This->local_buffer = NULL;
|
|
CoTaskMemFree(This->fmt);
|
|
This->fmt = NULL;
|
|
HeapFree(GetProcessHeap(), 0, This->vols);
|
|
This->vols = NULL;
|
|
}
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient *iface,
|
|
UINT32 *out)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, out);
|
|
|
|
if(!out)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
*out = This->bufsize_frames;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient *iface,
|
|
REFERENCE_TIME *latency)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, latency);
|
|
|
|
if(!latency)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
/* Hide some frames in the ALSA buffer. Allows us to return GetCurrentPadding=0
|
|
* yet have enough data left to play (as if it were in native's mixer). Add:
|
|
* + mmdevapi_period such that at the end of it, ALSA still has data;
|
|
* + EXTRA_SAFE (~4ms) to allow for late callback invocation / fluctuation;
|
|
* + alsa_period such that ALSA always has at least one period to play. */
|
|
if(This->dataflow == eRender)
|
|
*latency = MulDiv(This->hidden_frames, 10000000, This->fmt->nSamplesPerSec);
|
|
else
|
|
*latency = MulDiv(This->alsa_period_frames, 10000000, This->fmt->nSamplesPerSec)
|
|
+ This->mmdev_period_rt;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient *iface,
|
|
UINT32 *out)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, out);
|
|
|
|
if(!out)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
/* padding is solely updated at callback time in shared mode */
|
|
*out = This->held_frames;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
TRACE("pad: %u\n", *out);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient *iface,
|
|
AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
|
|
WAVEFORMATEX **out)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
snd_pcm_format_mask_t *formats = NULL;
|
|
snd_pcm_format_t format;
|
|
HRESULT hr = S_OK;
|
|
WAVEFORMATEX *closest = NULL;
|
|
unsigned int max = 0, min = 0;
|
|
int err;
|
|
|
|
TRACE("(%p)->(%x, %p, %p)\n", This, mode, fmt, out);
|
|
|
|
if(!fmt || (mode == AUDCLNT_SHAREMODE_SHARED && !out))
|
|
return E_POINTER;
|
|
|
|
if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
|
|
return E_INVALIDARG;
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
fmt->cbSize < sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX))
|
|
return E_INVALIDARG;
|
|
|
|
dump_fmt(fmt);
|
|
|
|
if(out){
|
|
*out = NULL;
|
|
if(mode != AUDCLNT_SHAREMODE_SHARED)
|
|
out = NULL;
|
|
}
|
|
|
|
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
(fmt->nAvgBytesPerSec == 0 ||
|
|
fmt->nBlockAlign == 0 ||
|
|
((WAVEFORMATEXTENSIBLE*)fmt)->Samples.wValidBitsPerSample > fmt->wBitsPerSample))
|
|
return E_INVALIDARG;
|
|
|
|
if(fmt->nChannels == 0)
|
|
return AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
formats = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
|
|
snd_pcm_format_mask_sizeof());
|
|
if(!formats){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
snd_pcm_hw_params_get_format_mask(This->hw_params, formats);
|
|
format = alsa_format(fmt);
|
|
if (format == SND_PCM_FORMAT_UNKNOWN ||
|
|
!snd_pcm_format_mask_test(formats, format)){
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
closest = clone_format(fmt);
|
|
if(!closest){
|
|
hr = E_OUTOFMEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_rate_min(This->hw_params, &min, NULL)) < 0){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
WARN("Unable to get min rate: %d (%s)\n", err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_rate_max(This->hw_params, &max, NULL)) < 0){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
WARN("Unable to get max rate: %d (%s)\n", err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
|
|
if(fmt->nSamplesPerSec < min || fmt->nSamplesPerSec > max){
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_channels_min(This->hw_params, &min)) < 0){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
WARN("Unable to get min channels: %d (%s)\n", err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_channels_max(This->hw_params, &max)) < 0){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
if(fmt->nChannels > max){
|
|
hr = S_FALSE;
|
|
closest->nChannels = max;
|
|
}else if(fmt->nChannels < min){
|
|
hr = S_FALSE;
|
|
closest->nChannels = min;
|
|
}
|
|
|
|
if(FAILED(map_channels(This, fmt))){
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
WARN("map_channels failed\n");
|
|
goto exit;
|
|
}
|
|
if(This->alsa_channels > max){
|
|
hr = S_FALSE;
|
|
closest->nChannels = max;
|
|
}
|
|
|
|
if(closest->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
|
|
((WAVEFORMATEXTENSIBLE*)closest)->dwChannelMask = get_channel_mask(closest->nChannels);
|
|
|
|
if(fmt->nBlockAlign != fmt->nChannels * fmt->wBitsPerSample / 8 ||
|
|
fmt->nAvgBytesPerSec != fmt->nBlockAlign * fmt->nSamplesPerSec ||
|
|
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
|
|
((WAVEFORMATEXTENSIBLE*)fmt)->Samples.wValidBitsPerSample < fmt->wBitsPerSample))
|
|
hr = S_FALSE;
|
|
|
|
if(mode == AUDCLNT_SHAREMODE_EXCLUSIVE &&
|
|
fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){
|
|
if(((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask == 0 ||
|
|
((WAVEFORMATEXTENSIBLE*)fmt)->dwChannelMask & SPEAKER_RESERVED)
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
exit:
|
|
LeaveCriticalSection(&This->lock);
|
|
HeapFree(GetProcessHeap(), 0, formats);
|
|
|
|
if(hr == S_FALSE && !out)
|
|
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
|
|
|
|
if(hr == S_FALSE && out) {
|
|
closest->nBlockAlign =
|
|
closest->nChannels * closest->wBitsPerSample / 8;
|
|
closest->nAvgBytesPerSec =
|
|
closest->nBlockAlign * closest->nSamplesPerSec;
|
|
if(closest->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
|
|
((WAVEFORMATEXTENSIBLE*)closest)->Samples.wValidBitsPerSample = closest->wBitsPerSample;
|
|
*out = closest;
|
|
} else
|
|
CoTaskMemFree(closest);
|
|
|
|
TRACE("returning: %08x\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient *iface,
|
|
WAVEFORMATEX **pwfx)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
WAVEFORMATEXTENSIBLE *fmt;
|
|
snd_pcm_format_mask_t *formats;
|
|
unsigned int max_rate, max_channels;
|
|
int err;
|
|
HRESULT hr = S_OK;
|
|
|
|
TRACE("(%p)->(%p)\n", This, pwfx);
|
|
|
|
if(!pwfx)
|
|
return E_POINTER;
|
|
*pwfx = NULL;
|
|
|
|
fmt = CoTaskMemAlloc(sizeof(WAVEFORMATEXTENSIBLE));
|
|
if(!fmt)
|
|
return E_OUTOFMEMORY;
|
|
|
|
formats = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_format_mask_sizeof());
|
|
if(!formats){
|
|
CoTaskMemFree(fmt);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){
|
|
WARN("Unable to get hw_params: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
snd_pcm_hw_params_get_format_mask(This->hw_params, formats);
|
|
|
|
fmt->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
|
|
if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_FLOAT_LE)){
|
|
fmt->Format.wBitsPerSample = 32;
|
|
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
|
|
}else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S16_LE)){
|
|
fmt->Format.wBitsPerSample = 16;
|
|
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_U8)){
|
|
fmt->Format.wBitsPerSample = 8;
|
|
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S32_LE)){
|
|
fmt->Format.wBitsPerSample = 32;
|
|
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S24_3LE)){
|
|
fmt->Format.wBitsPerSample = 24;
|
|
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
|
|
}else{
|
|
ERR("Didn't recognize any available ALSA formats\n");
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
if((err = snd_pcm_hw_params_get_channels_max(This->hw_params,
|
|
&max_channels)) < 0){
|
|
WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
if(max_channels > 2)
|
|
fmt->Format.nChannels = 2;
|
|
else
|
|
fmt->Format.nChannels = max_channels;
|
|
|
|
fmt->dwChannelMask = get_channel_mask(fmt->Format.nChannels);
|
|
|
|
if((err = snd_pcm_hw_params_get_rate_max(This->hw_params, &max_rate,
|
|
NULL)) < 0){
|
|
WARN("Unable to get max rate: %d (%s)\n", err, snd_strerror(err));
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
if(max_rate >= 48000)
|
|
fmt->Format.nSamplesPerSec = 48000;
|
|
else if(max_rate >= 44100)
|
|
fmt->Format.nSamplesPerSec = 44100;
|
|
else if(max_rate >= 22050)
|
|
fmt->Format.nSamplesPerSec = 22050;
|
|
else if(max_rate >= 11025)
|
|
fmt->Format.nSamplesPerSec = 11025;
|
|
else if(max_rate >= 8000)
|
|
fmt->Format.nSamplesPerSec = 8000;
|
|
else{
|
|
ERR("Unknown max rate: %u\n", max_rate);
|
|
hr = AUDCLNT_E_DEVICE_INVALIDATED;
|
|
goto exit;
|
|
}
|
|
|
|
fmt->Format.nBlockAlign = (fmt->Format.wBitsPerSample *
|
|
fmt->Format.nChannels) / 8;
|
|
fmt->Format.nAvgBytesPerSec = fmt->Format.nSamplesPerSec *
|
|
fmt->Format.nBlockAlign;
|
|
|
|
fmt->Samples.wValidBitsPerSample = fmt->Format.wBitsPerSample;
|
|
fmt->Format.cbSize = sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX);
|
|
|
|
dump_fmt((WAVEFORMATEX*)fmt);
|
|
*pwfx = (WAVEFORMATEX*)fmt;
|
|
|
|
exit:
|
|
LeaveCriticalSection(&This->lock);
|
|
if(FAILED(hr))
|
|
CoTaskMemFree(fmt);
|
|
HeapFree(GetProcessHeap(), 0, formats);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient *iface,
|
|
REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
|
|
|
|
if(!defperiod && !minperiod)
|
|
return E_POINTER;
|
|
|
|
if(defperiod)
|
|
*defperiod = DefaultPeriod;
|
|
if(minperiod)
|
|
*minperiod = DefaultPeriod;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static BYTE *remap_channels(ACImpl *This, BYTE *buf, snd_pcm_uframes_t frames)
|
|
{
|
|
snd_pcm_uframes_t i;
|
|
UINT c;
|
|
UINT bytes_per_sample = This->fmt->wBitsPerSample / 8;
|
|
|
|
if(!This->need_remapping)
|
|
return buf;
|
|
|
|
if(!This->remapping_buf){
|
|
This->remapping_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
bytes_per_sample * This->alsa_channels * frames);
|
|
This->remapping_buf_frames = frames;
|
|
}else if(This->remapping_buf_frames < frames){
|
|
This->remapping_buf = HeapReAlloc(GetProcessHeap(), 0, This->remapping_buf,
|
|
bytes_per_sample * This->alsa_channels * frames);
|
|
This->remapping_buf_frames = frames;
|
|
}
|
|
|
|
snd_pcm_format_set_silence(This->alsa_format, This->remapping_buf,
|
|
frames * This->alsa_channels);
|
|
|
|
switch(This->fmt->wBitsPerSample){
|
|
case 8: {
|
|
UINT8 *tgt_buf, *src_buf;
|
|
tgt_buf = This->remapping_buf;
|
|
src_buf = buf;
|
|
for(i = 0; i < frames; ++i){
|
|
for(c = 0; c < This->fmt->nChannels; ++c)
|
|
tgt_buf[This->alsa_channel_map[c]] = src_buf[c];
|
|
tgt_buf += This->alsa_channels;
|
|
src_buf += This->fmt->nChannels;
|
|
}
|
|
break;
|
|
}
|
|
case 16: {
|
|
UINT16 *tgt_buf, *src_buf;
|
|
tgt_buf = (UINT16*)This->remapping_buf;
|
|
src_buf = (UINT16*)buf;
|
|
for(i = 0; i < frames; ++i){
|
|
for(c = 0; c < This->fmt->nChannels; ++c)
|
|
tgt_buf[This->alsa_channel_map[c]] = src_buf[c];
|
|
tgt_buf += This->alsa_channels;
|
|
src_buf += This->fmt->nChannels;
|
|
}
|
|
}
|
|
break;
|
|
case 32: {
|
|
UINT32 *tgt_buf, *src_buf;
|
|
tgt_buf = (UINT32*)This->remapping_buf;
|
|
src_buf = (UINT32*)buf;
|
|
for(i = 0; i < frames; ++i){
|
|
for(c = 0; c < This->fmt->nChannels; ++c)
|
|
tgt_buf[This->alsa_channel_map[c]] = src_buf[c];
|
|
tgt_buf += This->alsa_channels;
|
|
src_buf += This->fmt->nChannels;
|
|
}
|
|
}
|
|
break;
|
|
default: {
|
|
BYTE *tgt_buf, *src_buf;
|
|
tgt_buf = This->remapping_buf;
|
|
src_buf = buf;
|
|
for(i = 0; i < frames; ++i){
|
|
for(c = 0; c < This->fmt->nChannels; ++c)
|
|
memcpy(&tgt_buf[This->alsa_channel_map[c] * bytes_per_sample],
|
|
&src_buf[c * bytes_per_sample], bytes_per_sample);
|
|
tgt_buf += This->alsa_channels * bytes_per_sample;
|
|
src_buf += This->fmt->nChannels * bytes_per_sample;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
return This->remapping_buf;
|
|
}
|
|
|
|
static snd_pcm_sframes_t alsa_write_best_effort(ACImpl *This, BYTE *buf,
|
|
snd_pcm_uframes_t frames, BOOL mute)
|
|
{
|
|
snd_pcm_sframes_t written;
|
|
|
|
if(mute){
|
|
int err;
|
|
if((err = snd_pcm_format_set_silence(This->alsa_format, buf,
|
|
frames * This->fmt->nChannels)) < 0)
|
|
WARN("Setting buffer to silence failed: %d (%s)\n", err,
|
|
snd_strerror(err));
|
|
}
|
|
|
|
buf = remap_channels(This, buf, frames);
|
|
|
|
written = snd_pcm_writei(This->pcm_handle, buf, frames);
|
|
if(written < 0){
|
|
int ret;
|
|
|
|
if(written == -EAGAIN)
|
|
/* buffer full */
|
|
return 0;
|
|
|
|
WARN("writei failed, recovering: %ld (%s)\n", written,
|
|
snd_strerror(written));
|
|
|
|
ret = snd_pcm_recover(This->pcm_handle, written, 0);
|
|
if(ret < 0){
|
|
WARN("Could not recover: %d (%s)\n", ret, snd_strerror(ret));
|
|
return ret;
|
|
}
|
|
|
|
written = snd_pcm_writei(This->pcm_handle, buf, frames);
|
|
}
|
|
|
|
return written;
|
|
}
|
|
|
|
static snd_pcm_sframes_t alsa_write_buffer_wrap(ACImpl *This, BYTE *buf,
|
|
snd_pcm_uframes_t buflen, snd_pcm_uframes_t offs,
|
|
snd_pcm_uframes_t to_write)
|
|
{
|
|
snd_pcm_sframes_t ret = 0;
|
|
|
|
while(to_write){
|
|
snd_pcm_uframes_t chunk;
|
|
snd_pcm_sframes_t tmp;
|
|
|
|
if(offs + to_write > buflen)
|
|
chunk = buflen - offs;
|
|
else
|
|
chunk = to_write;
|
|
|
|
tmp = alsa_write_best_effort(This, buf + offs * This->fmt->nBlockAlign, chunk, This->session->mute);
|
|
if(tmp < 0)
|
|
return ret;
|
|
if(!tmp)
|
|
break;
|
|
|
|
ret += tmp;
|
|
to_write -= tmp;
|
|
offs += tmp;
|
|
offs %= buflen;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static UINT buf_ptr_diff(UINT left, UINT right, UINT bufsize)
|
|
{
|
|
if(left <= right)
|
|
return right - left;
|
|
return bufsize - (left - right);
|
|
}
|
|
|
|
static UINT data_not_in_alsa(ACImpl *This)
|
|
{
|
|
UINT32 diff;
|
|
|
|
diff = buf_ptr_diff(This->lcl_offs_frames, This->wri_offs_frames, This->bufsize_frames);
|
|
if(diff)
|
|
return diff;
|
|
|
|
return This->held_frames - This->data_in_alsa_frames;
|
|
}
|
|
/* Here's the buffer setup:
|
|
*
|
|
* vvvvvvvv sent to HW already
|
|
* vvvvvvvv in ALSA buffer but rewindable
|
|
* [dddddddddddddddd] ALSA buffer
|
|
* [dddddddddddddddd--------] mmdevapi buffer
|
|
* ^^^^^^^^ data_in_alsa_frames
|
|
* ^^^^^^^^^^^^^^^^ held_frames
|
|
* ^ lcl_offs_frames
|
|
* ^ wri_offs_frames
|
|
*
|
|
* GetCurrentPadding is held_frames
|
|
*
|
|
* During period callback, we decrement held_frames, fill ALSA buffer, and move
|
|
* lcl_offs forward
|
|
*
|
|
* During Stop, we rewind the ALSA buffer
|
|
*/
|
|
static void alsa_write_data(ACImpl *This)
|
|
{
|
|
snd_pcm_sframes_t written;
|
|
snd_pcm_uframes_t avail, max_copy_frames, data_frames_played;
|
|
int err;
|
|
|
|
/* this call seems to be required to get an accurate snd_pcm_state() */
|
|
avail = snd_pcm_avail_update(This->pcm_handle);
|
|
|
|
if(snd_pcm_state(This->pcm_handle) == SND_PCM_STATE_XRUN){
|
|
TRACE("XRun state, recovering\n");
|
|
|
|
avail = This->alsa_bufsize_frames;
|
|
|
|
if((err = snd_pcm_recover(This->pcm_handle, -EPIPE, 1)) < 0)
|
|
WARN("snd_pcm_recover failed: %d (%s)\n", err, snd_strerror(err));
|
|
|
|
if((err = snd_pcm_reset(This->pcm_handle)) < 0)
|
|
WARN("snd_pcm_reset failed: %d (%s)\n", err, snd_strerror(err));
|
|
|
|
if((err = snd_pcm_prepare(This->pcm_handle)) < 0)
|
|
WARN("snd_pcm_prepare failed: %d (%s)\n", err, snd_strerror(err));
|
|
}
|
|
|
|
TRACE("avail: %ld\n", avail);
|
|
|
|
/* Add a lead-in when starting with too few frames to ensure
|
|
* continuous rendering. Additional benefit: Force ALSA to start. */
|
|
if(This->data_in_alsa_frames == 0 && This->held_frames < This->alsa_period_frames)
|
|
alsa_write_best_effort(This, This->silence_buf, This->alsa_period_frames - This->held_frames, FALSE);
|
|
|
|
if(This->started)
|
|
max_copy_frames = data_not_in_alsa(This);
|
|
else
|
|
max_copy_frames = 0;
|
|
|
|
data_frames_played = min(This->data_in_alsa_frames, avail);
|
|
This->data_in_alsa_frames -= data_frames_played;
|
|
|
|
if(This->held_frames > data_frames_played){
|
|
if(This->started)
|
|
This->held_frames -= data_frames_played;
|
|
}else
|
|
This->held_frames = 0;
|
|
|
|
while(avail && max_copy_frames){
|
|
snd_pcm_uframes_t to_write;
|
|
|
|
to_write = min(avail, max_copy_frames);
|
|
|
|
written = alsa_write_buffer_wrap(This, This->local_buffer,
|
|
This->bufsize_frames, This->lcl_offs_frames, to_write);
|
|
if(written <= 0)
|
|
break;
|
|
|
|
avail -= written;
|
|
This->lcl_offs_frames += written;
|
|
This->lcl_offs_frames %= This->bufsize_frames;
|
|
This->data_in_alsa_frames += written;
|
|
max_copy_frames -= written;
|
|
}
|
|
|
|
if(This->event)
|
|
SetEvent(This->event);
|
|
}
|
|
|
|
static void alsa_read_data(ACImpl *This)
|
|
{
|
|
snd_pcm_sframes_t nread;
|
|
UINT32 pos = This->wri_offs_frames, limit = This->held_frames;
|
|
|
|
if(!This->started)
|
|
goto exit;
|
|
|
|
/* FIXME: Detect overrun and signal DATA_DISCONTINUITY
|
|
* How to count overrun frames and report them as position increase? */
|
|
limit = This->bufsize_frames - max(limit, pos);
|
|
|
|
nread = snd_pcm_readi(This->pcm_handle,
|
|
This->local_buffer + pos * This->fmt->nBlockAlign, limit);
|
|
TRACE("read %ld from %u limit %u\n", nread, pos, limit);
|
|
if(nread < 0){
|
|
int ret;
|
|
|
|
if(nread == -EAGAIN) /* no data yet */
|
|
return;
|
|
|
|
WARN("read failed, recovering: %ld (%s)\n", nread, snd_strerror(nread));
|
|
|
|
ret = snd_pcm_recover(This->pcm_handle, nread, 0);
|
|
if(ret < 0){
|
|
WARN("Recover failed: %d (%s)\n", ret, snd_strerror(ret));
|
|
return;
|
|
}
|
|
|
|
nread = snd_pcm_readi(This->pcm_handle,
|
|
This->local_buffer + pos * This->fmt->nBlockAlign, limit);
|
|
if(nread < 0){
|
|
WARN("read failed: %ld (%s)\n", nread, snd_strerror(nread));
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(This->session->mute){
|
|
int err;
|
|
if((err = snd_pcm_format_set_silence(This->alsa_format,
|
|
This->local_buffer + pos * This->fmt->nBlockAlign,
|
|
nread)) < 0)
|
|
WARN("Setting buffer to silence failed: %d (%s)\n", err,
|
|
snd_strerror(err));
|
|
}
|
|
|
|
This->wri_offs_frames += nread;
|
|
This->wri_offs_frames %= This->bufsize_frames;
|
|
This->held_frames += nread;
|
|
|
|
exit:
|
|
if(This->event)
|
|
SetEvent(This->event);
|
|
}
|
|
|
|
static void CALLBACK alsa_push_buffer_data(void *user, BOOLEAN timer)
|
|
{
|
|
ACImpl *This = user;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
QueryPerformanceCounter(&This->last_period_time);
|
|
|
|
if(This->dataflow == eRender)
|
|
alsa_write_data(This);
|
|
else if(This->dataflow == eCapture)
|
|
alsa_read_data(This);
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
}
|
|
|
|
static snd_pcm_uframes_t interp_elapsed_frames(ACImpl *This)
|
|
{
|
|
LARGE_INTEGER time_freq, current_time, time_diff;
|
|
QueryPerformanceFrequency(&time_freq);
|
|
QueryPerformanceCounter(¤t_time);
|
|
time_diff.QuadPart = current_time.QuadPart - This->last_period_time.QuadPart;
|
|
return MulDiv(time_diff.QuadPart, This->fmt->nSamplesPerSec, time_freq.QuadPart);
|
|
}
|
|
|
|
static int alsa_rewind_best_effort(ACImpl *This)
|
|
{
|
|
snd_pcm_uframes_t len, leave;
|
|
|
|
/* we can't use snd_pcm_rewindable, some PCM devices crash. so follow
|
|
* PulseAudio's example and rewind as much data as we believe is in the
|
|
* buffer, minus 1.33ms for safety. */
|
|
|
|
/* amount of data to leave in ALSA buffer */
|
|
leave = interp_elapsed_frames(This) + This->safe_rewind_frames;
|
|
|
|
if(This->held_frames < leave)
|
|
This->held_frames = 0;
|
|
else
|
|
This->held_frames -= leave;
|
|
|
|
if(This->data_in_alsa_frames < leave)
|
|
len = 0;
|
|
else
|
|
len = This->data_in_alsa_frames - leave;
|
|
|
|
TRACE("rewinding %lu frames, now held %u\n", len, This->held_frames);
|
|
|
|
if(len)
|
|
/* snd_pcm_rewind return value is often broken, assume it succeeded */
|
|
snd_pcm_rewind(This->pcm_handle, len);
|
|
|
|
This->data_in_alsa_frames = 0;
|
|
|
|
return len;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_Start(IAudioClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
if((This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !This->event){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_EVENTHANDLE_NOT_SET;
|
|
}
|
|
|
|
if(This->started){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_STOPPED;
|
|
}
|
|
|
|
if(This->dataflow == eCapture){
|
|
/* dump any data that might be leftover in the ALSA capture buffer */
|
|
snd_pcm_readi(This->pcm_handle, This->local_buffer,
|
|
This->bufsize_frames);
|
|
}else{
|
|
snd_pcm_sframes_t avail, written;
|
|
snd_pcm_uframes_t offs;
|
|
|
|
avail = snd_pcm_avail_update(This->pcm_handle);
|
|
avail = min(avail, This->held_frames);
|
|
|
|
if(This->wri_offs_frames < This->held_frames)
|
|
offs = This->bufsize_frames - This->held_frames + This->wri_offs_frames;
|
|
else
|
|
offs = This->wri_offs_frames - This->held_frames;
|
|
|
|
/* fill it with data */
|
|
written = alsa_write_buffer_wrap(This, This->local_buffer,
|
|
This->bufsize_frames, offs, avail);
|
|
|
|
if(written > 0){
|
|
This->lcl_offs_frames = (offs + written) % This->bufsize_frames;
|
|
This->data_in_alsa_frames = written;
|
|
}else{
|
|
This->lcl_offs_frames = offs;
|
|
This->data_in_alsa_frames = 0;
|
|
}
|
|
}
|
|
|
|
if(!This->timer){
|
|
if(!CreateTimerQueueTimer(&This->timer, g_timer_q, alsa_push_buffer_data,
|
|
This, 0, This->mmdev_period_rt / 10000, WT_EXECUTEINTIMERTHREAD)){
|
|
LeaveCriticalSection(&This->lock);
|
|
WARN("Unable to create timer: %u\n", GetLastError());
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
}
|
|
|
|
This->started = TRUE;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
if(!This->started){
|
|
LeaveCriticalSection(&This->lock);
|
|
return S_FALSE;
|
|
}
|
|
|
|
if(This->dataflow == eRender)
|
|
alsa_rewind_best_effort(This);
|
|
|
|
This->started = FALSE;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
if(This->started){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_STOPPED;
|
|
}
|
|
|
|
if(This->getbuf_last){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_BUFFER_OPERATION_PENDING;
|
|
}
|
|
|
|
if(snd_pcm_drop(This->pcm_handle) < 0)
|
|
WARN("snd_pcm_drop failed\n");
|
|
|
|
if(snd_pcm_reset(This->pcm_handle) < 0)
|
|
WARN("snd_pcm_reset failed\n");
|
|
|
|
if(snd_pcm_prepare(This->pcm_handle) < 0)
|
|
WARN("snd_pcm_prepare failed\n");
|
|
|
|
if(This->dataflow == eRender){
|
|
This->written_frames = 0;
|
|
This->last_pos_frames = 0;
|
|
}else{
|
|
This->written_frames += This->held_frames;
|
|
}
|
|
This->held_frames = 0;
|
|
This->lcl_offs_frames = 0;
|
|
This->wri_offs_frames = 0;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient *iface,
|
|
HANDLE event)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, event);
|
|
|
|
if(!event)
|
|
return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
if(!(This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK)){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED;
|
|
}
|
|
|
|
if (This->event){
|
|
LeaveCriticalSection(&This->lock);
|
|
FIXME("called twice\n");
|
|
return HRESULT_FROM_WIN32(ERROR_INVALID_NAME);
|
|
}
|
|
|
|
This->event = event;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClient_GetService(IAudioClient *iface, REFIID riid,
|
|
void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClient(iface);
|
|
|
|
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!This->initted){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_NOT_INITIALIZED;
|
|
}
|
|
|
|
if(IsEqualIID(riid, &IID_IAudioRenderClient)){
|
|
if(This->dataflow != eRender){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
|
|
}
|
|
IAudioRenderClient_AddRef(&This->IAudioRenderClient_iface);
|
|
*ppv = &This->IAudioRenderClient_iface;
|
|
}else if(IsEqualIID(riid, &IID_IAudioCaptureClient)){
|
|
if(This->dataflow != eCapture){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
|
|
}
|
|
IAudioCaptureClient_AddRef(&This->IAudioCaptureClient_iface);
|
|
*ppv = &This->IAudioCaptureClient_iface;
|
|
}else if(IsEqualIID(riid, &IID_IAudioClock)){
|
|
IAudioClock_AddRef(&This->IAudioClock_iface);
|
|
*ppv = &This->IAudioClock_iface;
|
|
}else if(IsEqualIID(riid, &IID_IAudioStreamVolume)){
|
|
IAudioStreamVolume_AddRef(&This->IAudioStreamVolume_iface);
|
|
*ppv = &This->IAudioStreamVolume_iface;
|
|
}else if(IsEqualIID(riid, &IID_IAudioSessionControl)){
|
|
if(!This->session_wrapper){
|
|
This->session_wrapper = AudioSessionWrapper_Create(This);
|
|
if(!This->session_wrapper){
|
|
LeaveCriticalSection(&This->lock);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
}else
|
|
IAudioSessionControl2_AddRef(&This->session_wrapper->IAudioSessionControl2_iface);
|
|
|
|
*ppv = &This->session_wrapper->IAudioSessionControl2_iface;
|
|
}else if(IsEqualIID(riid, &IID_IChannelAudioVolume)){
|
|
if(!This->session_wrapper){
|
|
This->session_wrapper = AudioSessionWrapper_Create(This);
|
|
if(!This->session_wrapper){
|
|
LeaveCriticalSection(&This->lock);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
}else
|
|
IChannelAudioVolume_AddRef(&This->session_wrapper->IChannelAudioVolume_iface);
|
|
|
|
*ppv = &This->session_wrapper->IChannelAudioVolume_iface;
|
|
}else if(IsEqualIID(riid, &IID_ISimpleAudioVolume)){
|
|
if(!This->session_wrapper){
|
|
This->session_wrapper = AudioSessionWrapper_Create(This);
|
|
if(!This->session_wrapper){
|
|
LeaveCriticalSection(&This->lock);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
}else
|
|
ISimpleAudioVolume_AddRef(&This->session_wrapper->ISimpleAudioVolume_iface);
|
|
|
|
*ppv = &This->session_wrapper->ISimpleAudioVolume_iface;
|
|
}
|
|
|
|
if(*ppv){
|
|
LeaveCriticalSection(&This->lock);
|
|
return S_OK;
|
|
}
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
FIXME("stub %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static const IAudioClientVtbl AudioClient_Vtbl =
|
|
{
|
|
AudioClient_QueryInterface,
|
|
AudioClient_AddRef,
|
|
AudioClient_Release,
|
|
AudioClient_Initialize,
|
|
AudioClient_GetBufferSize,
|
|
AudioClient_GetStreamLatency,
|
|
AudioClient_GetCurrentPadding,
|
|
AudioClient_IsFormatSupported,
|
|
AudioClient_GetMixFormat,
|
|
AudioClient_GetDevicePeriod,
|
|
AudioClient_Start,
|
|
AudioClient_Stop,
|
|
AudioClient_Reset,
|
|
AudioClient_SetEventHandle,
|
|
AudioClient_GetService
|
|
};
|
|
|
|
static HRESULT WINAPI AudioRenderClient_QueryInterface(
|
|
IAudioRenderClient *iface, REFIID riid, void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioRenderClient(iface);
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IAudioRenderClient))
|
|
*ppv = iface;
|
|
else if(IsEqualIID(riid, &IID_IMarshal))
|
|
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
|
|
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioRenderClient(iface);
|
|
return AudioClient_AddRef(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioRenderClient(iface);
|
|
return AudioClient_Release(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
|
|
UINT32 frames, BYTE **data)
|
|
{
|
|
ACImpl *This = impl_from_IAudioRenderClient(iface);
|
|
UINT32 write_pos;
|
|
|
|
TRACE("(%p)->(%u, %p)\n", This, frames, data);
|
|
|
|
if(!data)
|
|
return E_POINTER;
|
|
*data = NULL;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(This->getbuf_last){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_OUT_OF_ORDER;
|
|
}
|
|
|
|
if(!frames){
|
|
LeaveCriticalSection(&This->lock);
|
|
return S_OK;
|
|
}
|
|
|
|
/* held_frames == GetCurrentPadding_nolock(); */
|
|
if(This->held_frames + frames > This->bufsize_frames){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_BUFFER_TOO_LARGE;
|
|
}
|
|
|
|
write_pos = This->wri_offs_frames;
|
|
if(write_pos + frames > This->bufsize_frames){
|
|
if(This->tmp_buffer_frames < frames){
|
|
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
|
|
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
|
|
frames * This->fmt->nBlockAlign);
|
|
if(!This->tmp_buffer){
|
|
LeaveCriticalSection(&This->lock);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
This->tmp_buffer_frames = frames;
|
|
}
|
|
*data = This->tmp_buffer;
|
|
This->getbuf_last = -frames;
|
|
}else{
|
|
*data = This->local_buffer + write_pos * This->fmt->nBlockAlign;
|
|
This->getbuf_last = frames;
|
|
}
|
|
|
|
silence_buffer(This, *data, frames);
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static void alsa_wrap_buffer(ACImpl *This, BYTE *buffer, UINT32 written_frames)
|
|
{
|
|
snd_pcm_uframes_t write_offs_frames = This->wri_offs_frames;
|
|
UINT32 write_offs_bytes = write_offs_frames * This->fmt->nBlockAlign;
|
|
snd_pcm_uframes_t chunk_frames = This->bufsize_frames - write_offs_frames;
|
|
UINT32 chunk_bytes = chunk_frames * This->fmt->nBlockAlign;
|
|
UINT32 written_bytes = written_frames * This->fmt->nBlockAlign;
|
|
|
|
if(written_bytes <= chunk_bytes){
|
|
memcpy(This->local_buffer + write_offs_bytes, buffer, written_bytes);
|
|
}else{
|
|
memcpy(This->local_buffer + write_offs_bytes, buffer, chunk_bytes);
|
|
memcpy(This->local_buffer, buffer + chunk_bytes,
|
|
written_bytes - chunk_bytes);
|
|
}
|
|
}
|
|
|
|
static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
|
|
IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
|
|
{
|
|
ACImpl *This = impl_from_IAudioRenderClient(iface);
|
|
BYTE *buffer;
|
|
|
|
TRACE("(%p)->(%u, %x)\n", This, written_frames, flags);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!written_frames){
|
|
This->getbuf_last = 0;
|
|
LeaveCriticalSection(&This->lock);
|
|
return S_OK;
|
|
}
|
|
|
|
if(!This->getbuf_last){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_OUT_OF_ORDER;
|
|
}
|
|
|
|
if(written_frames > (This->getbuf_last >= 0 ? This->getbuf_last : -This->getbuf_last)){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_INVALID_SIZE;
|
|
}
|
|
|
|
if(This->getbuf_last >= 0)
|
|
buffer = This->local_buffer + This->wri_offs_frames * This->fmt->nBlockAlign;
|
|
else
|
|
buffer = This->tmp_buffer;
|
|
|
|
if(flags & AUDCLNT_BUFFERFLAGS_SILENT)
|
|
silence_buffer(This, buffer, written_frames);
|
|
|
|
if(This->getbuf_last < 0)
|
|
alsa_wrap_buffer(This, buffer, written_frames);
|
|
|
|
This->wri_offs_frames += written_frames;
|
|
This->wri_offs_frames %= This->bufsize_frames;
|
|
This->held_frames += written_frames;
|
|
This->written_frames += written_frames;
|
|
This->getbuf_last = 0;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
|
|
AudioRenderClient_QueryInterface,
|
|
AudioRenderClient_AddRef,
|
|
AudioRenderClient_Release,
|
|
AudioRenderClient_GetBuffer,
|
|
AudioRenderClient_ReleaseBuffer
|
|
};
|
|
|
|
static HRESULT WINAPI AudioCaptureClient_QueryInterface(
|
|
IAudioCaptureClient *iface, REFIID riid, void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IAudioCaptureClient))
|
|
*ppv = iface;
|
|
else if(IsEqualIID(riid, &IID_IMarshal))
|
|
return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
|
|
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
return IAudioClient_AddRef(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
return IAudioClient_Release(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
|
|
BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos,
|
|
UINT64 *qpcpos)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
|
|
TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
|
|
devpos, qpcpos);
|
|
|
|
if(!data || !frames || !flags)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(This->getbuf_last){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_OUT_OF_ORDER;
|
|
}
|
|
|
|
/* hr = GetNextPacketSize(iface, frames); */
|
|
if(This->held_frames < This->mmdev_period_frames){
|
|
*frames = 0;
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_S_BUFFER_EMPTY;
|
|
}
|
|
*frames = This->mmdev_period_frames;
|
|
|
|
if(This->lcl_offs_frames + *frames > This->bufsize_frames){
|
|
UINT32 chunk_bytes, offs_bytes, frames_bytes;
|
|
if(This->tmp_buffer_frames < *frames){
|
|
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
|
|
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
|
|
*frames * This->fmt->nBlockAlign);
|
|
if(!This->tmp_buffer){
|
|
LeaveCriticalSection(&This->lock);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
This->tmp_buffer_frames = *frames;
|
|
}
|
|
|
|
*data = This->tmp_buffer;
|
|
chunk_bytes = (This->bufsize_frames - This->lcl_offs_frames) *
|
|
This->fmt->nBlockAlign;
|
|
offs_bytes = This->lcl_offs_frames * This->fmt->nBlockAlign;
|
|
frames_bytes = *frames * This->fmt->nBlockAlign;
|
|
memcpy(This->tmp_buffer, This->local_buffer + offs_bytes, chunk_bytes);
|
|
memcpy(This->tmp_buffer + chunk_bytes, This->local_buffer,
|
|
frames_bytes - chunk_bytes);
|
|
}else
|
|
*data = This->local_buffer +
|
|
This->lcl_offs_frames * This->fmt->nBlockAlign;
|
|
|
|
This->getbuf_last = *frames;
|
|
*flags = 0;
|
|
|
|
if(devpos)
|
|
*devpos = This->written_frames;
|
|
if(qpcpos){ /* fixme: qpc of recording time */
|
|
LARGE_INTEGER stamp, freq;
|
|
QueryPerformanceCounter(&stamp);
|
|
QueryPerformanceFrequency(&freq);
|
|
*qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
|
|
}
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return *frames ? S_OK : AUDCLNT_S_BUFFER_EMPTY;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
|
|
IAudioCaptureClient *iface, UINT32 done)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
|
|
TRACE("(%p)->(%u)\n", This, done);
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if(!done){
|
|
This->getbuf_last = 0;
|
|
LeaveCriticalSection(&This->lock);
|
|
return S_OK;
|
|
}
|
|
|
|
if(!This->getbuf_last){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_OUT_OF_ORDER;
|
|
}
|
|
|
|
if(This->getbuf_last != done){
|
|
LeaveCriticalSection(&This->lock);
|
|
return AUDCLNT_E_INVALID_SIZE;
|
|
}
|
|
|
|
This->written_frames += done;
|
|
This->held_frames -= done;
|
|
This->lcl_offs_frames += done;
|
|
This->lcl_offs_frames %= This->bufsize_frames;
|
|
This->getbuf_last = 0;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
|
|
IAudioCaptureClient *iface, UINT32 *frames)
|
|
{
|
|
ACImpl *This = impl_from_IAudioCaptureClient(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, frames);
|
|
|
|
if(!frames)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
*frames = This->held_frames < This->mmdev_period_frames ? 0 : This->mmdev_period_frames;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl =
|
|
{
|
|
AudioCaptureClient_QueryInterface,
|
|
AudioCaptureClient_AddRef,
|
|
AudioCaptureClient_Release,
|
|
AudioCaptureClient_GetBuffer,
|
|
AudioCaptureClient_ReleaseBuffer,
|
|
AudioCaptureClient_GetNextPacketSize
|
|
};
|
|
|
|
static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
|
|
REFIID riid, void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClock))
|
|
*ppv = iface;
|
|
else if(IsEqualIID(riid, &IID_IAudioClock2))
|
|
*ppv = &This->IAudioClock2_iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
return IAudioClient_AddRef(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
return IAudioClient_Release(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, freq);
|
|
|
|
if(This->share == AUDCLNT_SHAREMODE_SHARED)
|
|
*freq = (UINT64)This->fmt->nSamplesPerSec * This->fmt->nBlockAlign;
|
|
else
|
|
*freq = This->fmt->nSamplesPerSec;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
|
|
UINT64 *qpctime)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
UINT64 position;
|
|
snd_pcm_state_t alsa_state;
|
|
|
|
TRACE("(%p)->(%p, %p)\n", This, pos, qpctime);
|
|
|
|
if(!pos)
|
|
return E_POINTER;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
/* avail_update required to get accurate snd_pcm_state() */
|
|
snd_pcm_avail_update(This->pcm_handle);
|
|
alsa_state = snd_pcm_state(This->pcm_handle);
|
|
|
|
if(This->dataflow == eRender){
|
|
position = This->written_frames - This->held_frames;
|
|
|
|
if(This->started && alsa_state == SND_PCM_STATE_RUNNING && This->held_frames)
|
|
/* we should be using snd_pcm_delay here, but it is broken
|
|
* especially during ALSA device underrun. instead, let's just
|
|
* interpolate between periods with the system timer. */
|
|
position += interp_elapsed_frames(This);
|
|
|
|
position = min(position, This->written_frames - This->held_frames + This->mmdev_period_frames);
|
|
|
|
position = min(position, This->written_frames);
|
|
}else
|
|
position = This->written_frames + This->held_frames;
|
|
|
|
/* ensure monotic growth */
|
|
if(position < This->last_pos_frames)
|
|
position = This->last_pos_frames;
|
|
else
|
|
This->last_pos_frames = position;
|
|
|
|
TRACE("frames written: %u, held: %u, state: 0x%x, position: %u\n",
|
|
(UINT32)(This->written_frames%1000000000), This->held_frames,
|
|
alsa_state, (UINT32)(position%1000000000));
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
if(This->share == AUDCLNT_SHAREMODE_SHARED)
|
|
*pos = position * This->fmt->nBlockAlign;
|
|
else
|
|
*pos = position;
|
|
|
|
if(qpctime){
|
|
LARGE_INTEGER stamp, freq;
|
|
QueryPerformanceCounter(&stamp);
|
|
QueryPerformanceFrequency(&freq);
|
|
*qpctime = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClock_GetCharacteristics(IAudioClock *iface,
|
|
DWORD *chars)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, chars);
|
|
|
|
if(!chars)
|
|
return E_POINTER;
|
|
|
|
*chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IAudioClockVtbl AudioClock_Vtbl =
|
|
{
|
|
AudioClock_QueryInterface,
|
|
AudioClock_AddRef,
|
|
AudioClock_Release,
|
|
AudioClock_GetFrequency,
|
|
AudioClock_GetPosition,
|
|
AudioClock_GetCharacteristics
|
|
};
|
|
|
|
static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
|
|
REFIID riid, void **ppv)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock2(iface);
|
|
return IAudioClock_QueryInterface(&This->IAudioClock_iface, riid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock2(iface);
|
|
return IAudioClient_AddRef(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock2(iface);
|
|
return IAudioClient_Release(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
|
|
UINT64 *pos, UINT64 *qpctime)
|
|
{
|
|
ACImpl *This = impl_from_IAudioClock2(iface);
|
|
|
|
FIXME("(%p)->(%p, %p)\n", This, pos, qpctime);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IAudioClock2Vtbl AudioClock2_Vtbl =
|
|
{
|
|
AudioClock2_QueryInterface,
|
|
AudioClock2_AddRef,
|
|
AudioClock2_Release,
|
|
AudioClock2_GetDevicePosition
|
|
};
|
|
|
|
static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
|
|
{
|
|
AudioSessionWrapper *ret;
|
|
|
|
ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
|
|
sizeof(AudioSessionWrapper));
|
|
if(!ret)
|
|
return NULL;
|
|
|
|
ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl;
|
|
ret->ISimpleAudioVolume_iface.lpVtbl = &SimpleAudioVolume_Vtbl;
|
|
ret->IChannelAudioVolume_iface.lpVtbl = &ChannelAudioVolume_Vtbl;
|
|
|
|
ret->ref = 1;
|
|
|
|
ret->client = client;
|
|
if(client){
|
|
ret->session = client->session;
|
|
AudioClient_AddRef(&client->IAudioClient_iface);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_QueryInterface(
|
|
IAudioSessionControl2 *iface, REFIID riid, void **ppv)
|
|
{
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IAudioSessionControl) ||
|
|
IsEqualIID(riid, &IID_IAudioSessionControl2))
|
|
*ppv = iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioSessionControl_AddRef(IAudioSessionControl2 *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
ULONG ref;
|
|
ref = InterlockedIncrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
ULONG ref;
|
|
ref = InterlockedDecrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
if(!ref){
|
|
if(This->client){
|
|
EnterCriticalSection(&This->client->lock);
|
|
This->client->session_wrapper = NULL;
|
|
LeaveCriticalSection(&This->client->lock);
|
|
AudioClient_Release(&This->client->IAudioClient_iface);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
|
|
AudioSessionState *state)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
ACImpl *client;
|
|
|
|
TRACE("(%p)->(%p)\n", This, state);
|
|
|
|
if(!state)
|
|
return NULL_PTR_ERR;
|
|
|
|
EnterCriticalSection(&g_sessions_lock);
|
|
|
|
if(list_empty(&This->session->clients)){
|
|
*state = AudioSessionStateExpired;
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
return S_OK;
|
|
}
|
|
|
|
LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry){
|
|
EnterCriticalSection(&client->lock);
|
|
if(client->started){
|
|
*state = AudioSessionStateActive;
|
|
LeaveCriticalSection(&client->lock);
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
return S_OK;
|
|
}
|
|
LeaveCriticalSection(&client->lock);
|
|
}
|
|
|
|
LeaveCriticalSection(&g_sessions_lock);
|
|
|
|
*state = AudioSessionStateInactive;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetDisplayName(
|
|
IAudioSessionControl2 *iface, WCHAR **name)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, name);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_SetDisplayName(
|
|
IAudioSessionControl2 *iface, const WCHAR *name, const GUID *session)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p, %s) - stub\n", This, name, debugstr_guid(session));
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetIconPath(
|
|
IAudioSessionControl2 *iface, WCHAR **path)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, path);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_SetIconPath(
|
|
IAudioSessionControl2 *iface, const WCHAR *path, const GUID *session)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p, %s) - stub\n", This, path, debugstr_guid(session));
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetGroupingParam(
|
|
IAudioSessionControl2 *iface, GUID *group)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, group);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_SetGroupingParam(
|
|
IAudioSessionControl2 *iface, const GUID *group, const GUID *session)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_guid(group),
|
|
debugstr_guid(session));
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_RegisterAudioSessionNotification(
|
|
IAudioSessionControl2 *iface, IAudioSessionEvents *events)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, events);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_UnregisterAudioSessionNotification(
|
|
IAudioSessionControl2 *iface, IAudioSessionEvents *events)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, events);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetSessionIdentifier(
|
|
IAudioSessionControl2 *iface, WCHAR **id)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, id);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetSessionInstanceIdentifier(
|
|
IAudioSessionControl2 *iface, WCHAR **id)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
FIXME("(%p)->(%p) - stub\n", This, id);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_GetProcessId(
|
|
IAudioSessionControl2 *iface, DWORD *pid)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, pid);
|
|
|
|
if(!pid)
|
|
return E_POINTER;
|
|
|
|
*pid = GetCurrentProcessId();
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_IsSystemSoundsSession(
|
|
IAudioSessionControl2 *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionControl_SetDuckingPreference(
|
|
IAudioSessionControl2 *iface, BOOL optout)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
|
|
|
|
TRACE("(%p)->(%d)\n", This, optout);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl =
|
|
{
|
|
AudioSessionControl_QueryInterface,
|
|
AudioSessionControl_AddRef,
|
|
AudioSessionControl_Release,
|
|
AudioSessionControl_GetState,
|
|
AudioSessionControl_GetDisplayName,
|
|
AudioSessionControl_SetDisplayName,
|
|
AudioSessionControl_GetIconPath,
|
|
AudioSessionControl_SetIconPath,
|
|
AudioSessionControl_GetGroupingParam,
|
|
AudioSessionControl_SetGroupingParam,
|
|
AudioSessionControl_RegisterAudioSessionNotification,
|
|
AudioSessionControl_UnregisterAudioSessionNotification,
|
|
AudioSessionControl_GetSessionIdentifier,
|
|
AudioSessionControl_GetSessionInstanceIdentifier,
|
|
AudioSessionControl_GetProcessId,
|
|
AudioSessionControl_IsSystemSoundsSession,
|
|
AudioSessionControl_SetDuckingPreference
|
|
};
|
|
|
|
static HRESULT WINAPI SimpleAudioVolume_QueryInterface(
|
|
ISimpleAudioVolume *iface, REFIID riid, void **ppv)
|
|
{
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_ISimpleAudioVolume))
|
|
*ppv = iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI SimpleAudioVolume_AddRef(ISimpleAudioVolume *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
|
|
}
|
|
|
|
static ULONG WINAPI SimpleAudioVolume_Release(ISimpleAudioVolume *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI SimpleAudioVolume_SetMasterVolume(
|
|
ISimpleAudioVolume *iface, float level, const GUID *context)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%f, %s)\n", session, level, wine_dbgstr_guid(context));
|
|
|
|
if(level < 0.f || level > 1.f)
|
|
return E_INVALIDARG;
|
|
|
|
if(context)
|
|
FIXME("Notifications not supported yet\n");
|
|
|
|
TRACE("ALSA does not support volume control\n");
|
|
|
|
EnterCriticalSection(&session->lock);
|
|
|
|
session->master_vol = level;
|
|
|
|
LeaveCriticalSection(&session->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI SimpleAudioVolume_GetMasterVolume(
|
|
ISimpleAudioVolume *iface, float *level)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%p)\n", session, level);
|
|
|
|
if(!level)
|
|
return NULL_PTR_ERR;
|
|
|
|
*level = session->master_vol;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI SimpleAudioVolume_SetMute(ISimpleAudioVolume *iface,
|
|
BOOL mute, const GUID *context)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%u, %p)\n", session, mute, context);
|
|
|
|
if(context)
|
|
FIXME("Notifications not supported yet\n");
|
|
|
|
session->mute = mute;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI SimpleAudioVolume_GetMute(ISimpleAudioVolume *iface,
|
|
BOOL *mute)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%p)\n", session, mute);
|
|
|
|
if(!mute)
|
|
return NULL_PTR_ERR;
|
|
|
|
*mute = session->mute;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl =
|
|
{
|
|
SimpleAudioVolume_QueryInterface,
|
|
SimpleAudioVolume_AddRef,
|
|
SimpleAudioVolume_Release,
|
|
SimpleAudioVolume_SetMasterVolume,
|
|
SimpleAudioVolume_GetMasterVolume,
|
|
SimpleAudioVolume_SetMute,
|
|
SimpleAudioVolume_GetMute
|
|
};
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_QueryInterface(
|
|
IAudioStreamVolume *iface, REFIID riid, void **ppv)
|
|
{
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IAudioStreamVolume))
|
|
*ppv = iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
return IAudioClient_AddRef(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
return IAudioClient_Release(&This->IAudioClient_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
|
|
IAudioStreamVolume *iface, UINT32 *out)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
|
|
TRACE("(%p)->(%p)\n", This, out);
|
|
|
|
if(!out)
|
|
return E_POINTER;
|
|
|
|
*out = This->fmt->nChannels;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_SetChannelVolume(
|
|
IAudioStreamVolume *iface, UINT32 index, float level)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
|
|
TRACE("(%p)->(%d, %f)\n", This, index, level);
|
|
|
|
if(level < 0.f || level > 1.f)
|
|
return E_INVALIDARG;
|
|
|
|
if(index >= This->fmt->nChannels)
|
|
return E_INVALIDARG;
|
|
|
|
TRACE("ALSA does not support volume control\n");
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
This->vols[index] = level;
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_GetChannelVolume(
|
|
IAudioStreamVolume *iface, UINT32 index, float *level)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
|
|
TRACE("(%p)->(%d, %p)\n", This, index, level);
|
|
|
|
if(!level)
|
|
return E_POINTER;
|
|
|
|
if(index >= This->fmt->nChannels)
|
|
return E_INVALIDARG;
|
|
|
|
*level = This->vols[index];
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_SetAllVolumes(
|
|
IAudioStreamVolume *iface, UINT32 count, const float *levels)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
unsigned int i;
|
|
|
|
TRACE("(%p)->(%d, %p)\n", This, count, levels);
|
|
|
|
if(!levels)
|
|
return E_POINTER;
|
|
|
|
if(count != This->fmt->nChannels)
|
|
return E_INVALIDARG;
|
|
|
|
TRACE("ALSA does not support volume control\n");
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
for(i = 0; i < count; ++i)
|
|
This->vols[i] = levels[i];
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioStreamVolume_GetAllVolumes(
|
|
IAudioStreamVolume *iface, UINT32 count, float *levels)
|
|
{
|
|
ACImpl *This = impl_from_IAudioStreamVolume(iface);
|
|
unsigned int i;
|
|
|
|
TRACE("(%p)->(%d, %p)\n", This, count, levels);
|
|
|
|
if(!levels)
|
|
return E_POINTER;
|
|
|
|
if(count != This->fmt->nChannels)
|
|
return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
for(i = 0; i < count; ++i)
|
|
levels[i] = This->vols[i];
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl =
|
|
{
|
|
AudioStreamVolume_QueryInterface,
|
|
AudioStreamVolume_AddRef,
|
|
AudioStreamVolume_Release,
|
|
AudioStreamVolume_GetChannelCount,
|
|
AudioStreamVolume_SetChannelVolume,
|
|
AudioStreamVolume_GetChannelVolume,
|
|
AudioStreamVolume_SetAllVolumes,
|
|
AudioStreamVolume_GetAllVolumes
|
|
};
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_QueryInterface(
|
|
IChannelAudioVolume *iface, REFIID riid, void **ppv)
|
|
{
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IChannelAudioVolume))
|
|
*ppv = iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI ChannelAudioVolume_AddRef(IChannelAudioVolume *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
|
|
}
|
|
|
|
static ULONG WINAPI ChannelAudioVolume_Release(IChannelAudioVolume *iface)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_GetChannelCount(
|
|
IChannelAudioVolume *iface, UINT32 *out)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%p)\n", session, out);
|
|
|
|
if(!out)
|
|
return NULL_PTR_ERR;
|
|
|
|
*out = session->channel_count;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_SetChannelVolume(
|
|
IChannelAudioVolume *iface, UINT32 index, float level,
|
|
const GUID *context)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%d, %f, %s)\n", session, index, level,
|
|
wine_dbgstr_guid(context));
|
|
|
|
if(level < 0.f || level > 1.f)
|
|
return E_INVALIDARG;
|
|
|
|
if(index >= session->channel_count)
|
|
return E_INVALIDARG;
|
|
|
|
if(context)
|
|
FIXME("Notifications not supported yet\n");
|
|
|
|
TRACE("ALSA does not support volume control\n");
|
|
|
|
EnterCriticalSection(&session->lock);
|
|
|
|
session->channel_vols[index] = level;
|
|
|
|
LeaveCriticalSection(&session->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_GetChannelVolume(
|
|
IChannelAudioVolume *iface, UINT32 index, float *level)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
|
|
TRACE("(%p)->(%d, %p)\n", session, index, level);
|
|
|
|
if(!level)
|
|
return NULL_PTR_ERR;
|
|
|
|
if(index >= session->channel_count)
|
|
return E_INVALIDARG;
|
|
|
|
*level = session->channel_vols[index];
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_SetAllVolumes(
|
|
IChannelAudioVolume *iface, UINT32 count, const float *levels,
|
|
const GUID *context)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
unsigned int i;
|
|
|
|
TRACE("(%p)->(%d, %p, %s)\n", session, count, levels,
|
|
wine_dbgstr_guid(context));
|
|
|
|
if(!levels)
|
|
return NULL_PTR_ERR;
|
|
|
|
if(count != session->channel_count)
|
|
return E_INVALIDARG;
|
|
|
|
if(context)
|
|
FIXME("Notifications not supported yet\n");
|
|
|
|
TRACE("ALSA does not support volume control\n");
|
|
|
|
EnterCriticalSection(&session->lock);
|
|
|
|
for(i = 0; i < count; ++i)
|
|
session->channel_vols[i] = levels[i];
|
|
|
|
LeaveCriticalSection(&session->lock);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI ChannelAudioVolume_GetAllVolumes(
|
|
IChannelAudioVolume *iface, UINT32 count, float *levels)
|
|
{
|
|
AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
|
|
AudioSession *session = This->session;
|
|
unsigned int i;
|
|
|
|
TRACE("(%p)->(%d, %p)\n", session, count, levels);
|
|
|
|
if(!levels)
|
|
return NULL_PTR_ERR;
|
|
|
|
if(count != session->channel_count)
|
|
return E_INVALIDARG;
|
|
|
|
for(i = 0; i < count; ++i)
|
|
levels[i] = session->channel_vols[i];
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl =
|
|
{
|
|
ChannelAudioVolume_QueryInterface,
|
|
ChannelAudioVolume_AddRef,
|
|
ChannelAudioVolume_Release,
|
|
ChannelAudioVolume_GetChannelCount,
|
|
ChannelAudioVolume_SetChannelVolume,
|
|
ChannelAudioVolume_GetChannelVolume,
|
|
ChannelAudioVolume_SetAllVolumes,
|
|
ChannelAudioVolume_GetAllVolumes
|
|
};
|
|
|
|
static HRESULT WINAPI AudioSessionManager_QueryInterface(IAudioSessionManager2 *iface,
|
|
REFIID riid, void **ppv)
|
|
{
|
|
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
|
|
|
|
if(!ppv)
|
|
return E_POINTER;
|
|
*ppv = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown) ||
|
|
IsEqualIID(riid, &IID_IAudioSessionManager) ||
|
|
IsEqualIID(riid, &IID_IAudioSessionManager2))
|
|
*ppv = iface;
|
|
if(*ppv){
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("Unknown interface %s\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI AudioSessionManager_AddRef(IAudioSessionManager2 *iface)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
ULONG ref;
|
|
ref = InterlockedIncrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI AudioSessionManager_Release(IAudioSessionManager2 *iface)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
ULONG ref;
|
|
ref = InterlockedDecrement(&This->ref);
|
|
TRACE("(%p) Refcount now %u\n", This, ref);
|
|
if(!ref)
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_GetAudioSessionControl(
|
|
IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
|
|
IAudioSessionControl **out)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
AudioSession *session;
|
|
AudioSessionWrapper *wrapper;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
|
|
flags, out);
|
|
|
|
hr = get_audio_session(session_guid, This->device, 0, &session);
|
|
if(FAILED(hr))
|
|
return hr;
|
|
|
|
wrapper = AudioSessionWrapper_Create(NULL);
|
|
if(!wrapper)
|
|
return E_OUTOFMEMORY;
|
|
|
|
wrapper->session = session;
|
|
|
|
*out = (IAudioSessionControl*)&wrapper->IAudioSessionControl2_iface;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_GetSimpleAudioVolume(
|
|
IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
|
|
ISimpleAudioVolume **out)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
AudioSession *session;
|
|
AudioSessionWrapper *wrapper;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
|
|
flags, out);
|
|
|
|
hr = get_audio_session(session_guid, This->device, 0, &session);
|
|
if(FAILED(hr))
|
|
return hr;
|
|
|
|
wrapper = AudioSessionWrapper_Create(NULL);
|
|
if(!wrapper)
|
|
return E_OUTOFMEMORY;
|
|
|
|
wrapper->session = session;
|
|
|
|
*out = &wrapper->ISimpleAudioVolume_iface;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_GetSessionEnumerator(
|
|
IAudioSessionManager2 *iface, IAudioSessionEnumerator **out)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
FIXME("(%p)->(%p) - stub\n", This, out);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_RegisterSessionNotification(
|
|
IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
FIXME("(%p)->(%p) - stub\n", This, notification);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_UnregisterSessionNotification(
|
|
IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
FIXME("(%p)->(%p) - stub\n", This, notification);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_RegisterDuckNotification(
|
|
IAudioSessionManager2 *iface, const WCHAR *session_id,
|
|
IAudioVolumeDuckNotification *notification)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
FIXME("(%p)->(%p) - stub\n", This, notification);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI AudioSessionManager_UnregisterDuckNotification(
|
|
IAudioSessionManager2 *iface,
|
|
IAudioVolumeDuckNotification *notification)
|
|
{
|
|
SessionMgr *This = impl_from_IAudioSessionManager2(iface);
|
|
FIXME("(%p)->(%p) - stub\n", This, notification);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl =
|
|
{
|
|
AudioSessionManager_QueryInterface,
|
|
AudioSessionManager_AddRef,
|
|
AudioSessionManager_Release,
|
|
AudioSessionManager_GetAudioSessionControl,
|
|
AudioSessionManager_GetSimpleAudioVolume,
|
|
AudioSessionManager_GetSessionEnumerator,
|
|
AudioSessionManager_RegisterSessionNotification,
|
|
AudioSessionManager_UnregisterSessionNotification,
|
|
AudioSessionManager_RegisterDuckNotification,
|
|
AudioSessionManager_UnregisterDuckNotification
|
|
};
|
|
|
|
HRESULT WINAPI AUDDRV_GetAudioSessionManager(IMMDevice *device,
|
|
IAudioSessionManager2 **out)
|
|
{
|
|
SessionMgr *This;
|
|
|
|
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(SessionMgr));
|
|
if(!This)
|
|
return E_OUTOFMEMORY;
|
|
|
|
This->IAudioSessionManager2_iface.lpVtbl = &AudioSessionManager2_Vtbl;
|
|
This->device = device;
|
|
This->ref = 1;
|
|
|
|
*out = &This->IAudioSessionManager2_iface;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static unsigned int alsa_probe_num_speakers(char *name) {
|
|
snd_pcm_t *handle;
|
|
snd_pcm_hw_params_t *params;
|
|
int err;
|
|
unsigned int max_channels = 0;
|
|
|
|
if ((err = snd_pcm_open(&handle, name, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK)) < 0) {
|
|
WARN("The device \"%s\" failed to open: %d (%s).\n",
|
|
name, err, snd_strerror(err));
|
|
return 0;
|
|
}
|
|
|
|
params = HeapAlloc(GetProcessHeap(), 0, snd_pcm_hw_params_sizeof());
|
|
if (!params) {
|
|
WARN("Out of memory.\n");
|
|
snd_pcm_close(handle);
|
|
return 0;
|
|
}
|
|
|
|
if ((err = snd_pcm_hw_params_any(handle, params)) < 0) {
|
|
WARN("snd_pcm_hw_params_any failed for \"%s\": %d (%s).\n",
|
|
name, err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
|
|
if ((err = snd_pcm_hw_params_get_channels_max(params,
|
|
&max_channels)) < 0){
|
|
WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err));
|
|
goto exit;
|
|
}
|
|
|
|
exit:
|
|
HeapFree(GetProcessHeap(), 0, params);
|
|
snd_pcm_close(handle);
|
|
|
|
return max_channels;
|
|
}
|
|
|
|
enum AudioDeviceConnectionType {
|
|
AudioDeviceConnectionType_Unknown = 0,
|
|
AudioDeviceConnectionType_PCI,
|
|
AudioDeviceConnectionType_USB
|
|
};
|
|
|
|
HRESULT WINAPI AUDDRV_GetPropValue(GUID *guid, const PROPERTYKEY *prop, PROPVARIANT *out)
|
|
{
|
|
char name[256];
|
|
EDataFlow flow;
|
|
|
|
static const PROPERTYKEY devicepath_key = { /* undocumented? - {b3f8fa53-0004-438e-9003-51a46e139bfc},2 */
|
|
{0xb3f8fa53, 0x0004, 0x438e, {0x90, 0x03, 0x51, 0xa4, 0x6e, 0x13, 0x9b, 0xfc}}, 2
|
|
};
|
|
|
|
TRACE("%s, (%s,%u), %p\n", wine_dbgstr_guid(guid), wine_dbgstr_guid(&prop->fmtid), prop->pid, out);
|
|
|
|
if(!get_alsa_name_by_guid(guid, name, sizeof(name), &flow))
|
|
{
|
|
WARN("Unknown interface %s\n", debugstr_guid(guid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
if(IsEqualPropertyKey(*prop, devicepath_key))
|
|
{
|
|
char uevent[MAX_PATH];
|
|
FILE *fuevent;
|
|
int card, device;
|
|
|
|
/* only implemented for identifiable devices, i.e. not "default" */
|
|
if(!sscanf(name, "plughw:%u,%u", &card, &device))
|
|
return E_NOTIMPL;
|
|
|
|
sprintf(uevent, "/sys/class/sound/card%u/device/uevent", card);
|
|
fuevent = fopen(uevent, "r");
|
|
|
|
if(fuevent){
|
|
enum AudioDeviceConnectionType connection = AudioDeviceConnectionType_Unknown;
|
|
USHORT vendor_id = 0, product_id = 0;
|
|
char line[256];
|
|
|
|
while (fgets(line, sizeof(line), fuevent)) {
|
|
char *val;
|
|
size_t val_len;
|
|
|
|
if((val = strchr(line, '='))) {
|
|
val[0] = 0;
|
|
val++;
|
|
|
|
val_len = strlen(val);
|
|
if(val_len > 0 && val[val_len - 1] == '\n') { val[val_len - 1] = 0; }
|
|
|
|
if(!strcmp(line, "PCI_ID")){
|
|
connection = AudioDeviceConnectionType_PCI;
|
|
if(sscanf(val, "%hX:%hX", &vendor_id, &product_id)<2){
|
|
WARN("Unexpected input when reading PCI_ID in uevent file.\n");
|
|
connection = AudioDeviceConnectionType_Unknown;
|
|
break;
|
|
}
|
|
}else if(!strcmp(line, "DEVTYPE") && !strcmp(val,"usb_interface"))
|
|
connection = AudioDeviceConnectionType_USB;
|
|
else if(!strcmp(line, "PRODUCT"))
|
|
if(sscanf(val, "%hx/%hx/", &vendor_id, &product_id)<2){
|
|
WARN("Unexpected input when reading PRODUCT in uevent file.\n");
|
|
connection = AudioDeviceConnectionType_Unknown;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
fclose(fuevent);
|
|
|
|
if(connection == AudioDeviceConnectionType_USB || connection == AudioDeviceConnectionType_PCI){
|
|
static const WCHAR usbformatW[] = { '{','1','}','.','U','S','B','\\','V','I','D','_',
|
|
'%','0','4','X','&','P','I','D','_','%','0','4','X','\\',
|
|
'%','u','&','%','0','8','X',0 }; /* "{1}.USB\VID_%04X&PID_%04X\%u&%08X" */
|
|
static const WCHAR pciformatW[] = { '{','1','}','.','H','D','A','U','D','I','O','\\','F','U','N','C','_','0','1','&',
|
|
'V','E','N','_','%','0','4','X','&','D','E','V','_',
|
|
'%','0','4','X','\\','%','u','&','%','0','8','X',0 }; /* "{1}.HDAUDIO\FUNC_01&VEN_%04X&DEV_%04X\%u&%08X" */
|
|
UINT serial_number;
|
|
|
|
/* As hardly any audio devices have serial numbers, Windows instead
|
|
appears to use a persistent random number. We emulate this here
|
|
by instead using the last 8 hex digits of the GUID. */
|
|
serial_number = (guid->Data4[4] << 24) | (guid->Data4[5] << 16) | (guid->Data4[6] << 8) | guid->Data4[7];
|
|
|
|
out->vt = VT_LPWSTR;
|
|
out->u.pwszVal = CoTaskMemAlloc(128 * sizeof(WCHAR));
|
|
|
|
if(!out->u.pwszVal)
|
|
return E_OUTOFMEMORY;
|
|
|
|
if(connection == AudioDeviceConnectionType_USB)
|
|
sprintfW( out->u.pwszVal, usbformatW, vendor_id, product_id, device, serial_number);
|
|
else if(connection == AudioDeviceConnectionType_PCI)
|
|
sprintfW( out->u.pwszVal, pciformatW, vendor_id, product_id, device, serial_number);
|
|
|
|
return S_OK;
|
|
}
|
|
}else{
|
|
WARN("Could not open %s for reading\n", uevent);
|
|
return E_NOTIMPL;
|
|
}
|
|
} else if (flow != eCapture && IsEqualPropertyKey(*prop, PKEY_AudioEndpoint_PhysicalSpeakers)) {
|
|
unsigned int num_speakers, card, device;
|
|
char hwname[255];
|
|
|
|
if (sscanf(name, "plughw:%u,%u", &card, &device))
|
|
sprintf(hwname, "hw:%u,%u", card, device); /* must be hw rather than plughw to work */
|
|
else
|
|
strcpy(hwname, name);
|
|
|
|
num_speakers = alsa_probe_num_speakers(hwname);
|
|
if (num_speakers == 0)
|
|
return E_FAIL;
|
|
|
|
out->vt = VT_UI4;
|
|
|
|
if (num_speakers >= 6)
|
|
out->u.ulVal = KSAUDIO_SPEAKER_5POINT1;
|
|
else if (num_speakers >= 4)
|
|
out->u.ulVal = KSAUDIO_SPEAKER_QUAD;
|
|
else if (num_speakers >= 2)
|
|
out->u.ulVal = KSAUDIO_SPEAKER_STEREO;
|
|
else if (num_speakers == 1)
|
|
out->u.ulVal = KSAUDIO_SPEAKER_MONO;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
TRACE("Unimplemented property %s,%u\n", wine_dbgstr_guid(&prop->fmtid), prop->pid);
|
|
|
|
return E_NOTIMPL;
|
|
}
|