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/*
* Copyright 2010 Maarten Lankhorst for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define NONAMELESSUNION
#define COBJMACROS
#include "config.h"
#include <stdarg.h>
#ifdef HAVE_AL_AL_H
#include <AL/al.h>
#include <AL/alc.h>
#elif defined(HAVE_OPENAL_AL_H)
#include <OpenAL/al.h>
#include <OpenAL/alc.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winreg.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "ole2.h"
#include "mmdeviceapi.h"
#include "dshow.h"
#include "dsound.h"
#include "audioclient.h"
#include "endpointvolume.h"
#include "audiopolicy.h"
#include "mmdevapi.h"
WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
#ifdef HAVE_OPENAL
typedef struct ACRender ACRender;
typedef struct ACCapture ACCapture;
typedef struct ACSession ACSession;
typedef struct ASVolume ASVolume;
typedef struct AClock AClock;
typedef struct ACImpl {
const IAudioClientVtbl *lpVtbl;
LONG ref;
MMDevice *parent;
BOOL init, running;
CRITICAL_SECTION *crst;
HANDLE handle;
DWORD locked, flags, candisconnect;
DWORD bufsize_frames, ofs_frames, periodsize_frames, pad, padpartial;
BYTE *buffer;
WAVEFORMATEX *pwfx;
ALuint source;
INT64 frameswritten;
REFERENCE_TIME laststamp;
HANDLE timer_id;
ALCdevice *dev;
ALint format;
ACRender *render;
ACCapture *capture;
ACSession *session;
ASVolume *svolume;
AClock *clock;
} ACImpl;
struct ACRender {
const IAudioRenderClientVtbl *lpVtbl;
LONG ref;
ACImpl *parent;
};
struct ACCapture {
const IAudioCaptureClientVtbl *lpVtbl;
LONG ref;
ACImpl *parent;
};
struct ACSession {
const IAudioSessionControl2Vtbl *lpVtbl;
LONG ref;
ACImpl *parent;
};
struct ASVolume {
const ISimpleAudioVolumeVtbl *lpVtbl;
LONG ref;
ACImpl *parent;
};
struct AClock {
const IAudioClockVtbl *lpVtbl;
const IAudioClock2Vtbl *lp2Vtbl;
LONG ref;
ACImpl *parent;
};
static const IAudioClientVtbl ACImpl_Vtbl;
static const IAudioRenderClientVtbl ACRender_Vtbl;
static const IAudioCaptureClientVtbl ACCapture_Vtbl;
static const IAudioSessionControl2Vtbl ACSession_Vtbl;
static const ISimpleAudioVolumeVtbl ASVolume_Vtbl;
static const IAudioClockVtbl AClock_Vtbl;
static const IAudioClock2Vtbl AClock2_Vtbl;
static HRESULT AudioRenderClient_Create(ACImpl *parent, ACRender **ppv);
static void AudioRenderClient_Destroy(ACRender *This);
static HRESULT AudioCaptureClient_Create(ACImpl *parent, ACCapture **ppv);
static void AudioCaptureClient_Destroy(ACCapture *This);
static HRESULT AudioSessionControl_Create(ACImpl *parent, ACSession **ppv);
static void AudioSessionControl_Destroy(ACSession *This);
static HRESULT AudioSimpleVolume_Create(ACImpl *parent, ASVolume **ppv);
static void AudioSimpleVolume_Destroy(ASVolume *This);
static HRESULT AudioClock_Create(ACImpl *parent, AClock **ppv);
static void AudioClock_Destroy(AClock *This);
static int valid_dev(ACImpl *This)
{
if (!This->dev)
return 0;
if (This->parent->flow == eRender && This->dev != This->parent->device)
return 0;
return 1;
}
static int get_format_PCM(WAVEFORMATEX *format)
{
if (format->nChannels > 2) {
FIXME("nChannels > 2 not documented for WAVE_FORMAT_PCM!\n");
return 0;
}
format->cbSize = 0;
if (format->nBlockAlign != format->wBitsPerSample/8*format->nChannels) {
WARN("Invalid nBlockAlign %u, from %u %u\n",
format->nBlockAlign, format->wBitsPerSample, format->nChannels);
return 0;
}
switch (format->wBitsPerSample) {
case 8: {
switch (format->nChannels) {
case 1: return AL_FORMAT_MONO8;
case 2: return AL_FORMAT_STEREO8;
}
}
case 16: {
switch (format->nChannels) {
case 1: return AL_FORMAT_MONO16;
case 2: return AL_FORMAT_STEREO16;
}
}
}
if (!(format->wBitsPerSample % 8))
WARN("Could not get OpenAL format (%d-bit, %d channels)\n",
format->wBitsPerSample, format->nChannels);
return 0;
}
/* Speaker configs */
#define MONO SPEAKER_FRONT_CENTER
#define STEREO (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT)
#define REAR (SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)
#define QUAD (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)
#define X5DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT)
#define X6DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_CENTER|SPEAKER_SIDE_LEFT|SPEAKER_SIDE_RIGHT)
#define X7DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT|SPEAKER_SIDE_LEFT|SPEAKER_SIDE_RIGHT)
static int get_format_EXT(WAVEFORMATEX *format)
{
WAVEFORMATEXTENSIBLE *wfe;
if(format->cbSize < sizeof(WAVEFORMATEXTENSIBLE)-sizeof(WAVEFORMATEX)) {
WARN("Invalid cbSize specified for WAVE_FORMAT_EXTENSIBLE (%d)\n", format->cbSize);
return 0;
}
wfe = (WAVEFORMATEXTENSIBLE*)format;
wfe->Format.cbSize = sizeof(WAVEFORMATEXTENSIBLE)-sizeof(WAVEFORMATEX);
if (wfe->Samples.wValidBitsPerSample &&
wfe->Samples.wValidBitsPerSample != format->wBitsPerSample) {
FIXME("wValidBitsPerSample(%u) != wBitsPerSample(%u) unsupported\n",
wfe->Samples.wValidBitsPerSample, format->wBitsPerSample);
return 0;
}
TRACE("Extensible values:\n"
" Samples = %d\n"
" ChannelMask = 0x%08x\n"
" SubFormat = %s\n",
wfe->Samples.wReserved, wfe->dwChannelMask,
debugstr_guid(&wfe->SubFormat));
if (wfe->dwChannelMask != MONO
&& wfe->dwChannelMask != STEREO
&& !palIsExtensionPresent("AL_EXT_MCFORMATS")) {
/* QUAD PCM might still work, special case */
if (palIsExtensionPresent("AL_LOKI_quadriphonic")
&& IsEqualGUID(&wfe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)
&& wfe->dwChannelMask == QUAD) {
if (format->wBitsPerSample == 16)
return AL_FORMAT_QUAD16_LOKI;
else if (format->wBitsPerSample == 8)
return AL_FORMAT_QUAD8_LOKI;
}
WARN("Not all formats available\n");
return 0;
}
if(IsEqualGUID(&wfe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) {
if (format->wBitsPerSample == 8) {
switch (wfe->dwChannelMask) {
case MONO: return AL_FORMAT_MONO8;
case STEREO: return AL_FORMAT_STEREO8;
case REAR: return AL_FORMAT_REAR8;
case QUAD: return AL_FORMAT_QUAD8;
case X5DOT1: return AL_FORMAT_51CHN8;
case X6DOT1: return AL_FORMAT_61CHN8;
case X7DOT1: return AL_FORMAT_71CHN8;
default: break;
}
} else if (format->wBitsPerSample == 16) {
switch (wfe->dwChannelMask) {
case MONO: return AL_FORMAT_MONO16;
case STEREO: return AL_FORMAT_STEREO16;
case REAR: return AL_FORMAT_REAR16;
case QUAD: return AL_FORMAT_QUAD16;
case X5DOT1: return AL_FORMAT_51CHN16;
case X6DOT1: return AL_FORMAT_61CHN16;
case X7DOT1: return AL_FORMAT_71CHN16;
default: break;
}
}
else if (!(format->wBitsPerSample % 8))
ERR("Could not get OpenAL PCM format (%d-bit, mask 0x%08x)\n",
format->wBitsPerSample, wfe->dwChannelMask);
return 0;
}
else if(IsEqualGUID(&wfe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)) {
if (format->wBitsPerSample != 32) {
WARN("Invalid valid bits %u/32\n", format->wBitsPerSample);
return 0;
}
switch (wfe->dwChannelMask) {
case MONO: return AL_FORMAT_MONO_FLOAT32;
case STEREO: return AL_FORMAT_STEREO_FLOAT32;
case REAR: return AL_FORMAT_REAR32;
case QUAD: return AL_FORMAT_QUAD32;
case X5DOT1: return AL_FORMAT_51CHN32;
case X6DOT1: return AL_FORMAT_61CHN32;
case X7DOT1: return AL_FORMAT_71CHN32;
default:
ERR("Could not get OpenAL float format (%d-bit, mask 0x%08x)\n",
format->wBitsPerSample, wfe->dwChannelMask);
return 0;
}
}
else if (!IsEqualGUID(&wfe->SubFormat, &GUID_NULL))
ERR("Unhandled extensible format: %s\n", debugstr_guid(&wfe->SubFormat));
return 0;
}
static ALint get_format(WAVEFORMATEX *in)
{
int ret = 0;
if (in->wFormatTag == WAVE_FORMAT_PCM)
ret = get_format_PCM(in);
else if (in->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
ret = get_format_EXT(in);
return ret;
}
static REFERENCE_TIME gettime(void) {
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
return (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
HRESULT AudioClient_Create(MMDevice *parent, IAudioClient **ppv)
{
ACImpl *This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*This));
*ppv = (IAudioClient*)This;
if (!*ppv)
return E_OUTOFMEMORY;
This->crst = &parent->crst;
This->lpVtbl = &ACImpl_Vtbl;
This->ref = 1;
This->parent = parent;
return S_OK;
}
static void AudioClient_Destroy(ACImpl *This)
{
if (This->timer_id)
{
DeleteTimerQueueTimer(NULL, This->timer_id, INVALID_HANDLE_VALUE);
This->timer_id = 0;
}
if (This->render)
AudioRenderClient_Destroy(This->render);
if (This->capture)
AudioCaptureClient_Destroy(This->capture);
if (This->session)
AudioSessionControl_Destroy(This->session);
if (This->svolume)
AudioSimpleVolume_Destroy(This->svolume);
if (This->clock)
AudioClock_Destroy(This->clock);
if (!valid_dev(This))
TRACE("Not destroying device since none exists\n");
else if (This->parent->flow == eRender) {
setALContext(This->parent->ctx);
IAudioClient_Stop((IAudioClient*)This);
IAudioClient_Reset((IAudioClient*)This);
palDeleteSources(1, &This->source);
getALError();
popALContext();
}
else if (This->parent->flow == eCapture)
palcCaptureCloseDevice(This->dev);
HeapFree(GetProcessHeap(), 0, This->pwfx);
HeapFree(GetProcessHeap(), 0, This->buffer);
HeapFree(GetProcessHeap(), 0, This);
}
static void CALLBACK AC_tick(void *data, BOOLEAN fired)
{
ACImpl *This = data;
DWORD pad;
EnterCriticalSection(This->crst);
if (This->running)
IAudioClient_GetCurrentPadding((IAudioClient*)This, &pad);
LeaveCriticalSection(This->crst);
}
/* Open device and set/update internal mixing format based on information
* openal provides us. if the device cannot be opened, assume 48khz
* Guessing the frequency is harmless, since if GetMixFormat fails to open
* the device, then Initialize will likely fail as well
*/
static HRESULT AC_OpenRenderAL(ACImpl *This)
{
char alname[MAX_PATH];
MMDevice *cur = This->parent;
alname[sizeof(alname)-1] = 0;
if (cur->device)
return cur->ctx ? S_OK : AUDCLNT_E_SERVICE_NOT_RUNNING;
WideCharToMultiByte(CP_UNIXCP, 0, cur->alname, -1,
alname, sizeof(alname)/sizeof(*alname)-1, NULL, NULL);
cur->device = palcOpenDevice(alname);
if (!cur->device) {
ALCenum err = palcGetError(NULL);
WARN("Could not open device %s: 0x%04x\n", alname, err);
return AUDCLNT_E_DEVICE_IN_USE;
}
cur->ctx = palcCreateContext(cur->device, NULL);
if (!cur->ctx) {
ALCenum err = palcGetError(cur->device);
ERR("Could not create context: 0x%04x\n", err);
return AUDCLNT_E_SERVICE_NOT_RUNNING;
}
if (!cur->device)
return AUDCLNT_E_DEVICE_IN_USE;
return S_OK;
}
static HRESULT AC_OpenCaptureAL(ACImpl *This)
{
char alname[MAX_PATH];
ALint freq, size_frames;
freq = This->pwfx->nSamplesPerSec;
size_frames = This->bufsize_frames;
alname[sizeof(alname)-1] = 0;
if (This->dev) {
FIXME("Attempting to open device while already open\n");
return S_OK;
}
WideCharToMultiByte(CP_UNIXCP, 0, This->parent->alname, -1,
alname, sizeof(alname)/sizeof(*alname)-1, NULL, NULL);
This->dev = palcCaptureOpenDevice(alname, freq, This->format, size_frames);
if (!This->dev) {
ALCenum err = palcGetError(NULL);
FIXME("Could not open device %s with buf size %u: 0x%04x\n",
alname, This->bufsize_frames, err);
return AUDCLNT_E_DEVICE_IN_USE;
}
return S_OK;
}
static HRESULT WINAPI AC_QueryInterface(IAudioClient *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_IAudioClient))
*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 AC_AddRef(IAudioClient *iface)
{
ACImpl *This = (ACImpl*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI AC_Release(IAudioClient *iface)
{
ACImpl *This = (ACImpl*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioClient_Destroy(This);
return ref;
}
static HRESULT WINAPI AC_Initialize(IAudioClient *iface, AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration, REFERENCE_TIME period, const WAVEFORMATEX *pwfx, const GUID *sessionguid)
{
ACImpl *This = (ACImpl*)iface;
HRESULT hr = S_OK;
WAVEFORMATEX *pwfx2;
REFERENCE_TIME time;
DWORD bufsize_bytes;
TRACE("(%p)->(%x,%x,%u,%u,%p,%s)\n", This, mode, flags, (int)duration, (int)period, pwfx, debugstr_guid(sessionguid));
if (This->init)
return AUDCLNT_E_ALREADY_INITIALIZED;
if (mode != AUDCLNT_SHAREMODE_SHARED
&& mode != AUDCLNT_SHAREMODE_EXCLUSIVE) {
WARN("Unknown mode %x\n", mode);
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)) {
WARN("Unknown flags 0x%08x\n", flags);
return E_INVALIDARG;
}
if (flags)
WARN("Flags 0x%08x ignored\n", flags);
if (!pwfx)
return E_POINTER;
if (sessionguid)
WARN("Session guid %s ignored\n", debugstr_guid(sessionguid));
hr = IAudioClient_IsFormatSupported(iface, mode, pwfx, &pwfx2);
CoTaskMemFree(pwfx2);
if (FAILED(hr) || pwfx2) {
WARN("Format not supported, or had to be modified!\n");
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
EnterCriticalSection(This->crst);
HeapFree(GetProcessHeap(), 0, This->pwfx);
This->pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(*pwfx) + pwfx->cbSize);
if (!This->pwfx) {
hr = E_OUTOFMEMORY;
goto out;
}
memcpy(This->pwfx, pwfx, sizeof(*pwfx) + pwfx->cbSize);
if (pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
WAVEFORMATEXTENSIBLE *wfe = (WAVEFORMATEXTENSIBLE *)This->pwfx;
switch (pwfx->nChannels) {
case 1: wfe->dwChannelMask = MONO; break;
case 2: wfe->dwChannelMask = STEREO; break;
case 4: wfe->dwChannelMask = QUAD; break;
case 6: wfe->dwChannelMask = X5DOT1; break;
case 7: wfe->dwChannelMask = X6DOT1; break;
case 8: wfe->dwChannelMask = X7DOT1; break;
default:
ERR("How did we end up with %i channels?\n", pwfx->nChannels);
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
goto out;
}
}
hr = IAudioClient_GetDevicePeriod(iface, &time, NULL);
if (FAILED(hr))
goto out;
This->periodsize_frames = (DWORD64)This->pwfx->nSamplesPerSec * time / (DWORD64)10000000;
if (duration > 20000000)
duration = 20000000;
This->bufsize_frames = duration / time * This->periodsize_frames;
if (duration % time)
This->bufsize_frames += This->periodsize_frames;
bufsize_bytes = This->bufsize_frames * pwfx->nBlockAlign;
This->format = get_format(This->pwfx);
if (This->parent->flow == eRender) {
char silence[32];
ALuint buf = 0, towrite;
hr = AC_OpenRenderAL(This);
This->dev = This->parent->device;
if (FAILED(hr))
goto out;
/* Test the returned format */
towrite = sizeof(silence);
towrite -= towrite % This->pwfx->nBlockAlign;
if (This->pwfx->wBitsPerSample != 8)
memset(silence, 0, sizeof(silence));
else
memset(silence, 128, sizeof(silence));
setALContext(This->parent->ctx);
getALError();
palGenBuffers(1, &buf);
palBufferData(buf, This->format, silence, towrite, This->pwfx->nSamplesPerSec);
palDeleteBuffers(1, &buf);
if (palGetError())
hr = AUDCLNT_E_UNSUPPORTED_FORMAT;
else if (!This->source) {
palGenSources(1, &This->source);
palSourcei(This->source, AL_LOOPING, AL_FALSE);
getALError();
}
popALContext();
}
else
hr = AC_OpenCaptureAL(This);
if (FAILED(hr))
goto out;
This->candisconnect = palcIsExtensionPresent(This->dev, "ALC_EXT_disconnect");
This->buffer = HeapAlloc(GetProcessHeap(), 0, bufsize_bytes);
if (!This->buffer) {
hr = E_OUTOFMEMORY;
goto out;
}
This->flags = flags;
This->handle = NULL;
This->running = FALSE;
This->init = TRUE;
out:
LeaveCriticalSection(This->crst);
return hr;
}
static HRESULT WINAPI AC_GetBufferSize(IAudioClient *iface, UINT32 *frames)
{
ACImpl *This = (ACImpl*)iface;
TRACE("(%p)->(%p)\n", This, frames);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!frames)
return E_POINTER;
*frames = This->bufsize_frames;
return S_OK;
}
static HRESULT WINAPI AC_GetStreamLatency(IAudioClient *iface, REFERENCE_TIME *latency)
{
ACImpl *This = (ACImpl*)iface;
TRACE("(%p)->(%p)\n", This, latency);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!latency)
return E_POINTER;
*latency = 50000;
return S_OK;
}
static int disconnected(ACImpl *This)
{
if (!This->candisconnect)
return 0;
if (This->parent->flow == eRender) {
if (This->parent->device) {
ALCint con = 1;
palcGetIntegerv(This->parent->device, ALC_CONNECTED, 1, &con);
palcGetError(This->parent->device);
if (!con) {
palcCloseDevice(This->parent->device);
This->parent->device = NULL;
This->parent->ctx = NULL;
This->dev = NULL;
}
}
if (!This->parent->device && FAILED(AC_OpenRenderAL(This))) {
This->pad -= This->padpartial;
This->padpartial = 0;
return 1;
}
if (This->parent->device != This->dev) {
WARN("Emptying buffer after newly reconnected!\n");
This->pad -= This->padpartial;
This->padpartial = 0;
This->dev = This->parent->device;
setALContext(This->parent->ctx);
palGenSources(1, &This->source);
palSourcei(This->source, AL_LOOPING, AL_FALSE);
getALError();
if (This->render && !This->locked && This->pad) {
UINT pad = This->pad;
BYTE *data;
This->pad = 0;
/* Probably will cause sound glitches, who cares? */
IAudioRenderClient_GetBuffer((IAudioRenderClient *)This->render, pad, &data);
IAudioRenderClient_ReleaseBuffer((IAudioRenderClient *)This->render, pad, 0);
}
popALContext();
}
} else {
if (This->dev) {
ALCint con = 1;
palcGetIntegerv(This->dev, ALC_CONNECTED, 1, &con);
palcGetError(This->dev);
if (!con) {
palcCaptureCloseDevice(This->dev);
This->dev = NULL;
}
}
if (!This->dev) {
if (FAILED(AC_OpenCaptureAL(This)))
return 1;
WARN("Emptying buffer after newly reconnected!\n");
This->pad = This->ofs_frames = 0;
if (This->running)
palcCaptureStart(This->dev);
}
}
return 0;
}
static HRESULT WINAPI AC_GetCurrentPadding(IAudioClient *iface, UINT32 *numpad)
{
ACImpl *This = (ACImpl*)iface;
ALint avail = 0;
TRACE("(%p)->(%p)\n", This, numpad);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!numpad)
return E_POINTER;
EnterCriticalSection(This->crst);
if (disconnected(This)) {
REFERENCE_TIME time = gettime(), period;
WARN("No device found, faking increment\n");
IAudioClient_GetDevicePeriod(iface, &period, NULL);
while (This->running && time - This->laststamp >= period) {
This->laststamp += period;
if (This->parent->flow == eCapture) {
This->pad += This->periodsize_frames;
if (This->pad > This->bufsize_frames)
This->pad = This->bufsize_frames;
} else {
if (This->pad <= This->periodsize_frames) {
This->pad = 0;
break;
} else
This->pad -= This->periodsize_frames;
}
}
if (This->parent->flow == eCapture)
*numpad = This->pad >= This->periodsize_frames ? This->periodsize_frames: 0;
else
*numpad = This->pad;
} else if (This->parent->flow == eRender) {
UINT64 played = 0;
ALint state, padpart;
setALContext(This->parent->ctx);
palGetSourcei(This->source, AL_BYTE_OFFSET, &padpart);
palGetSourcei(This->source, AL_SOURCE_STATE, &state);
padpart /= This->pwfx->nBlockAlign;
if (state == AL_STOPPED && This->running)
padpart = This->pad;
if (This->running && This->padpartial != padpart) {
This->padpartial = padpart;
This->laststamp = gettime();
#if 0 /* Manipulative lie */
} else if (This->running) {
ALint size = This->pad - padpart;
if (size > This->periodsize_frames)
size = This->periodsize_frames;
played = (gettime() - This->laststamp)*8;
played = played * This->pwfx->nSamplesPerSec / 10000000;
if (played > size)
played = size;
#endif
}
*numpad = This->pad - This->padpartial - played;
if (This->handle && (*numpad + This->periodsize_frames) <= This->bufsize_frames)
SetEvent(This->handle);
getALError();
popALContext();
} else {
DWORD block = This->pwfx->nBlockAlign;
palcGetIntegerv(This->dev, ALC_CAPTURE_SAMPLES, 1, &avail);
if (avail) {
DWORD ofs_frames = This->ofs_frames + This->pad;
BYTE *buf1;
ofs_frames %= This->bufsize_frames;
buf1 = This->buffer + (ofs_frames * block);
This->laststamp = gettime();
if (This->handle)
SetEvent(This->handle);
if (ofs_frames + avail <= This->bufsize_frames)
palcCaptureSamples(This->dev, buf1, avail);
else {
DWORD part1 = This->bufsize_frames - ofs_frames;
palcCaptureSamples(This->dev, buf1, part1);
palcCaptureSamples(This->dev, This->buffer, avail - part1);
}
This->pad += avail;
This->frameswritten += avail;
/* Increase ofs if the app forgets to read */
if (This->pad > This->bufsize_frames) {
DWORD rest;
WARN("Overflowed! %u frames\n", This->pad - This->bufsize_frames);
This->ofs_frames += This->pad - This->bufsize_frames;
rest = This->ofs_frames % This->periodsize_frames;
if (rest)
This->ofs_frames += This->periodsize_frames - rest;
This->ofs_frames %= This->bufsize_frames;
This->pad = This->bufsize_frames;
}
}
if (This->pad >= This->periodsize_frames)
*numpad = This->periodsize_frames;
else
*numpad = 0;
}
LeaveCriticalSection(This->crst);
TRACE("%u queued\n", *numpad);
return S_OK;
}
static HRESULT WINAPI AC_IsFormatSupported(IAudioClient *iface, AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *pwfx, WAVEFORMATEX **outpwfx)
{
ACImpl *This = (ACImpl*)iface;
WAVEFORMATEX *tmp;
DWORD mask;
DWORD size;
TRACE("(%p)->(%x,%p,%p)\n", This, mode, pwfx, outpwfx);
if (!pwfx)
return E_POINTER;
if (mode == AUDCLNT_SHAREMODE_SHARED && !outpwfx)
return E_POINTER;
if (mode != AUDCLNT_SHAREMODE_SHARED
&& mode != AUDCLNT_SHAREMODE_EXCLUSIVE) {
WARN("Unknown mode %x\n", mode);
return E_INVALIDARG;
}
if (pwfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
size = sizeof(WAVEFORMATEXTENSIBLE);
else if (pwfx->wFormatTag == WAVE_FORMAT_PCM)
size = sizeof(WAVEFORMATEX);
else
return AUDCLNT_E_UNSUPPORTED_FORMAT;
if (pwfx->nSamplesPerSec < 8000
|| pwfx->nSamplesPerSec > 192000)
return AUDCLNT_E_UNSUPPORTED_FORMAT;
if (pwfx->wFormatTag != WAVE_FORMAT_EXTENSIBLE
|| !IsEqualIID(&((WAVEFORMATEXTENSIBLE*)pwfx)->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)) {
if (pwfx->wBitsPerSample > 16)
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
switch (pwfx->nChannels) {
case 1: mask = MONO; break;
case 2: mask = STEREO; break;
case 4: mask = QUAD; break;
case 6: mask = X5DOT1; break;
case 7: mask = X6DOT1; break;
case 8: mask = X7DOT1; break;
default:
TRACE("Unsupported channel count %i\n", pwfx->nChannels);
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
tmp = CoTaskMemAlloc(size);
if (outpwfx)
*outpwfx = tmp;
if (!tmp)
return E_OUTOFMEMORY;
memcpy(tmp, pwfx, size);
tmp->nBlockAlign = tmp->nChannels * tmp->wBitsPerSample / 8;
tmp->nAvgBytesPerSec = tmp->nBlockAlign * tmp->nSamplesPerSec;
tmp->cbSize = size - sizeof(WAVEFORMATEX);
if (tmp->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
WAVEFORMATEXTENSIBLE *ex = (WAVEFORMATEXTENSIBLE*)tmp;
if (ex->Samples.wValidBitsPerSample)
ex->Samples.wValidBitsPerSample = ex->Format.wBitsPerSample;
/* Rear is a special allowed case */
if (ex->dwChannelMask
&& !(ex->Format.nChannels == 2 && ex->dwChannelMask == REAR))
ex->dwChannelMask = mask;
}
if (memcmp(pwfx, tmp, size)) {
if (outpwfx)
return S_FALSE;
CoTaskMemFree(tmp);
return AUDCLNT_E_UNSUPPORTED_FORMAT;
}
if (outpwfx)
*outpwfx = NULL;
CoTaskMemFree(tmp);
return S_OK;
}
static HRESULT WINAPI AC_GetMixFormat(IAudioClient *iface, WAVEFORMATEX **pwfx)
{
ACImpl *This = (ACImpl*)iface;
PROPVARIANT pv = { VT_EMPTY };
HRESULT hr = S_OK;
TRACE("(%p)->(%p)\n", This, pwfx);
if (!pwfx)
return E_POINTER;
hr = MMDevice_GetPropValue(&This->parent->devguid, This->parent->flow,
&PKEY_AudioEngine_DeviceFormat, &pv);
*pwfx = (WAVEFORMATEX*)pv.u.blob.pBlobData;
if (SUCCEEDED(hr) && pv.vt == VT_EMPTY)
return E_FAIL;
TRACE("Returning 0x%08x\n", hr);
return hr;
}
static HRESULT WINAPI AC_GetDevicePeriod(IAudioClient *iface, REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
{
ACImpl *This = (ACImpl*)iface;
TRACE("(%p)->(%p)\n", This, minperiod);
if (!defperiod && !minperiod)
return E_POINTER;
if (minperiod)
*minperiod = 30000;
if (defperiod)
*defperiod = 200000;
return S_OK;
}
static HRESULT WINAPI AC_Start(IAudioClient *iface)
{
ACImpl *This = (ACImpl*)iface;
HRESULT hr;
REFERENCE_TIME refresh;
TRACE("(%p)\n", This);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) {
if (!This->handle)
return AUDCLNT_E_EVENTHANDLE_NOT_SET;
FIXME("Event handles not fully tested\n");
}
EnterCriticalSection(This->crst);
if (This->running) {
hr = AUDCLNT_E_NOT_STOPPED;
goto out;
}
if (!valid_dev(This))
WARN("No valid device\n");
else if (This->parent->flow == eRender) {
setALContext(This->parent->ctx);
palSourcePlay(This->source);
getALError();
popALContext();
}
else
palcCaptureStart(This->dev);
AC_GetDevicePeriod(iface, &refresh, NULL);
if (!This->timer_id && This->handle)
CreateTimerQueueTimer(&This->timer_id, NULL, AC_tick, This,
refresh / 20000, refresh / 20000,
WT_EXECUTEINTIMERTHREAD);
/* Set to 0, otherwise risk running the clock backwards
* This will cause AudioClock::GetPosition to return the maximum
* possible value for the current buffer
*/
This->laststamp = 0;
This->running = TRUE;
hr = S_OK;
out:
LeaveCriticalSection(This->crst);
return hr;
}
static HRESULT WINAPI AC_Stop(IAudioClient *iface)
{
ACImpl *This = (ACImpl*)iface;
HANDLE timer_id;
TRACE("(%p)\n", This);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!This->running)
return S_FALSE;
EnterCriticalSection(This->crst);
if (!valid_dev(This))
WARN("No valid device\n");
else if (This->parent->flow == eRender) {
ALint state;
setALContext(This->parent->ctx);
palSourcePause(This->source);
while (1) {
state = AL_STOPPED;
palGetSourcei(This->source, AL_SOURCE_STATE, &state);
if (state != AL_PLAYING)
break;
Sleep(1);
}
getALError();
popALContext();
}
else
palcCaptureStop(This->dev);
This->running = FALSE;
timer_id = This->timer_id;
This->timer_id = 0;
LeaveCriticalSection(This->crst);
if (timer_id)
DeleteTimerQueueTimer(NULL, timer_id, INVALID_HANDLE_VALUE);
return S_OK;
}
static HRESULT WINAPI AC_Reset(IAudioClient *iface)
{
ACImpl *This = (ACImpl*)iface;
HRESULT hr = S_OK;
TRACE("(%p)\n", This);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (This->running)
return AUDCLNT_E_NOT_STOPPED;
EnterCriticalSection(This->crst);
if (This->locked) {
hr = AUDCLNT_E_BUFFER_OPERATION_PENDING;
goto out;
}
if (!valid_dev(This))
WARN("No valid device\n");
else if (This->parent->flow == eRender) {
ALuint buf;
ALint n = 0;
setALContext(This->parent->ctx);
palSourceStop(This->source);
palGetSourcei(This->source, AL_BUFFERS_PROCESSED, &n);
while (n--) {
palSourceUnqueueBuffers(This->source, 1, &buf);
palDeleteBuffers(1, &buf);
}
getALError();
popALContext();
} else {
ALint avail = 0;
palcGetIntegerv(This->dev, ALC_CAPTURE_SAMPLES, 1, &avail);
if (avail)
palcCaptureSamples(This->dev, This->buffer, avail);
}
This->pad = This->padpartial = 0;
This->ofs_frames = 0;
This->frameswritten = 0;
out:
LeaveCriticalSection(This->crst);
return hr;
}
static HRESULT WINAPI AC_SetEventHandle(IAudioClient *iface, HANDLE handle)
{
ACImpl *This = (ACImpl*)iface;
TRACE("(%p)\n", This);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!handle)
return E_INVALIDARG;
if (!(This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK))
return AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED;
This->handle = handle;
return S_OK;
}
static HRESULT WINAPI AC_GetService(IAudioClient *iface, REFIID riid, void **ppv)
{
ACImpl *This = (ACImpl*)iface;
HRESULT hr = S_OK;
TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppv);
if (!This->init)
return AUDCLNT_E_NOT_INITIALIZED;
if (!ppv)
return E_POINTER;
*ppv = NULL;
if (IsEqualIID(riid, &IID_IAudioRenderClient)) {
if (This->parent->flow != eRender)
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
if (!This->render)
hr = AudioRenderClient_Create(This, &This->render);
*ppv = This->render;
} else if (IsEqualIID(riid, &IID_IAudioCaptureClient)) {
if (This->parent->flow != eCapture)
return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
if (!This->capture)
hr = AudioCaptureClient_Create(This, &This->capture);
*ppv = This->capture;
} else if (IsEqualIID(riid, &IID_IAudioSessionControl)) {
if (!This->session)
hr = AudioSessionControl_Create(This, &This->session);
*ppv = This->session;
} else if (IsEqualIID(riid, &IID_ISimpleAudioVolume)) {
if (!This->svolume)
hr = AudioSimpleVolume_Create(This, &This->svolume);
*ppv = This->svolume;
} else if (IsEqualIID(riid, &IID_IAudioClock)) {
if (!This->clock)
hr = AudioClock_Create(This, &This->clock);
*ppv = This->clock;
}
if (FAILED(hr))
return hr;
if (*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
FIXME("stub %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static const IAudioClientVtbl ACImpl_Vtbl =
{
AC_QueryInterface,
AC_AddRef,
AC_Release,
AC_Initialize,
AC_GetBufferSize,
AC_GetStreamLatency,
AC_GetCurrentPadding,
AC_IsFormatSupported,
AC_GetMixFormat,
AC_GetDevicePeriod,
AC_Start,
AC_Stop,
AC_Reset,
AC_SetEventHandle,
AC_GetService
};
static HRESULT AudioRenderClient_Create(ACImpl *parent, ACRender **ppv)
{
ACRender *This;
This = *ppv = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &ACRender_Vtbl;
This->ref = 0;
This->parent = parent;
AC_AddRef((IAudioClient*)This->parent);
return S_OK;
}
static void AudioRenderClient_Destroy(ACRender *This)
{
This->parent->render = NULL;
AC_Release((IAudioClient*)This->parent);
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI ACR_QueryInterface(IAudioRenderClient *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_IAudioRenderClient))
*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 ACR_AddRef(IAudioRenderClient *iface)
{
ACRender *This = (ACRender*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI ACR_Release(IAudioRenderClient *iface)
{
ACRender *This = (ACRender*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioRenderClient_Destroy(This);
return ref;
}
static HRESULT WINAPI ACR_GetBuffer(IAudioRenderClient *iface, UINT32 frames, BYTE **data)
{
ACRender *This = (ACRender*)iface;
DWORD free, framesize;
TRACE("(%p)->(%u,%p)\n", This, frames, data);
if (!data)
return E_POINTER;
if (!frames)
return S_OK;
*data = NULL;
if (This->parent->locked) {
ERR("Locked\n");
return AUDCLNT_E_OUT_OF_ORDER;
}
AC_GetCurrentPadding((IAudioClient*)This->parent, &free);
if (This->parent->bufsize_frames - free < frames) {
ERR("Too large: %u %u %u\n", This->parent->bufsize_frames, free, frames);
return AUDCLNT_E_BUFFER_TOO_LARGE;
}
EnterCriticalSection(This->parent->crst);
This->parent->locked = frames;
framesize = This->parent->pwfx->nBlockAlign;
/* Exact offset doesn't matter, offset could be 0 forever
* but increasing it is easier to debug */
if (This->parent->ofs_frames + frames > This->parent->bufsize_frames)
This->parent->ofs_frames = 0;
*data = This->parent->buffer + This->parent->ofs_frames * framesize;
LeaveCriticalSection(This->parent->crst);
return S_OK;
}
static HRESULT WINAPI ACR_ReleaseBuffer(IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
{
ACRender *This = (ACRender*)iface;
BYTE *buf = This->parent->buffer;
DWORD framesize = This->parent->pwfx->nBlockAlign;
DWORD ofs_bytes = This->parent->ofs_frames * framesize;
DWORD written_bytes = written_frames * framesize;
DWORD freq = This->parent->pwfx->nSamplesPerSec;
DWORD bpp = This->parent->pwfx->wBitsPerSample;
ALuint albuf;
TRACE("(%p)->(%u,%x)\n", This, written_frames, flags);
if (This->parent->locked < written_frames)
return AUDCLNT_E_INVALID_SIZE;
if (flags & ~AUDCLNT_BUFFERFLAGS_SILENT)
return E_INVALIDARG;
if (!written_frames) {
if (This->parent->locked)
FIXME("Handled right?\n");
This->parent->locked = 0;
return S_OK;
}
if (!This->parent->locked)
return AUDCLNT_E_OUT_OF_ORDER;
EnterCriticalSection(This->parent->crst);
This->parent->ofs_frames += written_frames;
This->parent->ofs_frames %= This->parent->bufsize_frames;
This->parent->pad += written_frames;
This->parent->frameswritten += written_frames;
This->parent->locked = 0;
if (flags & AUDCLNT_BUFFERFLAGS_SILENT)
memset(buf + ofs_bytes, bpp != 8 ? 0 : 128, written_bytes);
TRACE("buf: %p, ofs: %x, written %u, freq %u\n", buf, ofs_bytes, written_bytes, freq);
if (!valid_dev(This->parent))
goto out;
setALContext(This->parent->parent->ctx);
palGenBuffers(1, &albuf);
palBufferData(albuf, This->parent->format, buf + ofs_bytes, written_bytes, freq);
palSourceQueueBuffers(This->parent->source, 1, &albuf);
TRACE("Queued %u\n", albuf);
if (This->parent->running) {
ALint state = AL_PLAYING, done = 0, padpart = 0;
palGetSourcei(This->parent->source, AL_BUFFERS_PROCESSED, &done);
palGetSourcei(This->parent->source, AL_BYTE_OFFSET, &padpart);
palGetSourcei(This->parent->source, AL_SOURCE_STATE, &state);
padpart /= framesize;
if (state == AL_STOPPED) {
padpart = This->parent->pad;
/* Buffer might have been processed in the small window
* between first and third call */
palGetSourcei(This->parent->source, AL_BUFFERS_PROCESSED, &done);
}
if (done || This->parent->padpartial != padpart)
This->parent->laststamp = gettime();
This->parent->padpartial = padpart;
while (done--) {
ALint size, bits, chan;
ALuint which;
palSourceUnqueueBuffers(This->parent->source, 1, &which);
palGetBufferi(which, AL_SIZE, &size);
palGetBufferi(which, AL_BITS, &bits);
palGetBufferi(which, AL_CHANNELS, &chan);
size /= bits * chan / 8;
if (size > This->parent->pad) {
ERR("Overflow!\n");
size = This->parent->pad;
}
This->parent->pad -= size;
This->parent->padpartial -= size;
TRACE("Unqueued %u\n", which);
palDeleteBuffers(1, &which);
}
if (state != AL_PLAYING) {
ERR("Starting from %x\n", state);
palSourcePlay(This->parent->source);
}
getALError();
}
getALError();
popALContext();
out:
LeaveCriticalSection(This->parent->crst);
return S_OK;
}
static const IAudioRenderClientVtbl ACRender_Vtbl = {
ACR_QueryInterface,
ACR_AddRef,
ACR_Release,
ACR_GetBuffer,
ACR_ReleaseBuffer
};
static HRESULT AudioCaptureClient_Create(ACImpl *parent, ACCapture **ppv)
{
ACCapture *This;
This = *ppv = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &ACCapture_Vtbl;
This->ref = 0;
This->parent = parent;
AC_AddRef((IAudioClient*)This->parent);
return S_OK;
}
static void AudioCaptureClient_Destroy(ACCapture *This)
{
This->parent->capture = NULL;
AC_Release((IAudioClient*)This->parent);
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI ACC_QueryInterface(IAudioCaptureClient *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_IAudioCaptureClient))
*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 ACC_AddRef(IAudioCaptureClient *iface)
{
ACCapture *This = (ACCapture*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI ACC_Release(IAudioCaptureClient *iface)
{
ACCapture *This = (ACCapture*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioCaptureClient_Destroy(This);
return ref;
}
static HRESULT WINAPI ACC_GetBuffer(IAudioCaptureClient *iface, BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos, UINT64 *qpcpos)
{
ACCapture *This = (ACCapture*)iface;
HRESULT hr;
DWORD block = This->parent->pwfx->nBlockAlign;
DWORD ofs;
TRACE("(%p)->(%p,%p,%p,%p,%p)\n", This, data, frames, flags, devpos, qpcpos);
if (!data)
return E_POINTER;
if (!frames)
return E_POINTER;
if (!flags) {
FIXME("Flags can be null?\n");
return E_POINTER;
}
EnterCriticalSection(This->parent->crst);
hr = AUDCLNT_E_OUT_OF_ORDER;
if (This->parent->locked)
goto out;
IAudioCaptureClient_GetNextPacketSize(iface, frames);
ofs = This->parent->ofs_frames;
if ( ofs % This->parent->periodsize_frames)
ERR("Unaligned offset %u with %u\n", ofs, This->parent->periodsize_frames);
*data = This->parent->buffer + ofs * block;
This->parent->locked = *frames;
if (devpos)
*devpos = This->parent->frameswritten - This->parent->pad;
if (qpcpos)
*qpcpos = This->parent->laststamp;
if (*frames)
hr = S_OK;
else
hr = AUDCLNT_S_BUFFER_EMPTY;
out:
LeaveCriticalSection(This->parent->crst);
TRACE("Returning %08x %i\n", hr, *frames);
return hr;
}
static HRESULT WINAPI ACC_ReleaseBuffer(IAudioCaptureClient *iface, UINT32 written)
{
ACCapture *This = (ACCapture*)iface;
HRESULT hr = S_OK;
EnterCriticalSection(This->parent->crst);
if (!written || written == This->parent->locked) {
This->parent->locked = 0;
This->parent->ofs_frames += written;
This->parent->ofs_frames %= This->parent->bufsize_frames;
This->parent->pad -= written;
} else if (!This->parent->locked)
hr = AUDCLNT_E_OUT_OF_ORDER;
else
hr = AUDCLNT_E_INVALID_SIZE;
LeaveCriticalSection(This->parent->crst);
return hr;
}
static HRESULT WINAPI ACC_GetNextPacketSize(IAudioCaptureClient *iface, UINT32 *frames)
{
ACCapture *This = (ACCapture*)iface;
return AC_GetCurrentPadding((IAudioClient*)This->parent, frames);
}
static const IAudioCaptureClientVtbl ACCapture_Vtbl =
{
ACC_QueryInterface,
ACC_AddRef,
ACC_Release,
ACC_GetBuffer,
ACC_ReleaseBuffer,
ACC_GetNextPacketSize
};
static HRESULT AudioSessionControl_Create(ACImpl *parent, ACSession **ppv)
{
ACSession *This;
This = *ppv = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &ACSession_Vtbl;
This->ref = 0;
This->parent = parent;
AC_AddRef((IAudioClient*)This->parent);
return S_OK;
}
static void AudioSessionControl_Destroy(ACSession *This)
{
This->parent->session = NULL;
AC_Release((IAudioClient*)This->parent);
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI ACS_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 ACS_AddRef(IAudioSessionControl2 *iface)
{
ACSession *This = (ACSession*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI ACS_Release(IAudioSessionControl2 *iface)
{
ACSession *This = (ACSession*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioSessionControl_Destroy(This);
return ref;
}
static HRESULT WINAPI ACS_GetState(IAudioSessionControl2 *iface, AudioSessionState *state)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, state);
if (!state)
return E_POINTER;
*state = This->parent->parent->state;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_GetDisplayName(IAudioSessionControl2 *iface, WCHAR **name)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, name);
FIXME("stub\n");
if (name)
*name = NULL;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_SetDisplayName(IAudioSessionControl2 *iface, const WCHAR *name, const GUID *session)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p,%s)\n", This, name, debugstr_guid(session));
FIXME("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_GetIconPath(IAudioSessionControl2 *iface, WCHAR **path)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, path);
FIXME("stub\n");
if (path)
*path = NULL;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_SetIconPath(IAudioSessionControl2 *iface, const WCHAR *path, const GUID *session)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p,%s)\n", This, path, debugstr_guid(session));
FIXME("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_GetGroupingParam(IAudioSessionControl2 *iface, GUID *group)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, group);
FIXME("stub\n");
if (group)
*group = GUID_NULL;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_SetGroupingParam(IAudioSessionControl2 *iface, GUID *group, const GUID *session)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%s,%s)\n", This, debugstr_guid(group), debugstr_guid(session));
FIXME("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_RegisterAudioSessionNotification(IAudioSessionControl2 *iface, IAudioSessionEvents *events)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, events);
FIXME("stub\n");
return S_OK;
}
static HRESULT WINAPI ACS_UnregisterAudioSessionNotification(IAudioSessionControl2 *iface, IAudioSessionEvents *events)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, events);
FIXME("stub\n");
return S_OK;
}
static HRESULT WINAPI ACS_GetSessionIdentifier(IAudioSessionControl2 *iface, WCHAR **id)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, id);
FIXME("stub\n");
if (id)
*id = NULL;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_GetSessionInstanceIdentifier(IAudioSessionControl2 *iface, WCHAR **id)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, id);
FIXME("stub\n");
if (id)
*id = NULL;
return E_NOTIMPL;
}
static HRESULT WINAPI ACS_GetProcessId(IAudioSessionControl2 *iface, DWORD *pid)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)->(%p)\n", This, pid);
if (!pid)
return E_POINTER;
*pid = GetCurrentProcessId();
return S_OK;
}
static HRESULT WINAPI ACS_IsSystemSoundsSession(IAudioSessionControl2 *iface)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)\n", This);
return S_FALSE;
}
static HRESULT WINAPI ACS_SetDuckingPreference(IAudioSessionControl2 *iface, BOOL optout)
{
ACSession *This = (ACSession*)iface;
TRACE("(%p)\n", This);
return S_OK;
}
static const IAudioSessionControl2Vtbl ACSession_Vtbl =
{
ACS_QueryInterface,
ACS_AddRef,
ACS_Release,
ACS_GetState,
ACS_GetDisplayName,
ACS_SetDisplayName,
ACS_GetIconPath,
ACS_SetIconPath,
ACS_GetGroupingParam,
ACS_SetGroupingParam,
ACS_RegisterAudioSessionNotification,
ACS_UnregisterAudioSessionNotification,
ACS_GetSessionIdentifier,
ACS_GetSessionInstanceIdentifier,
ACS_GetProcessId,
ACS_IsSystemSoundsSession,
ACS_SetDuckingPreference
};
static HRESULT AudioSimpleVolume_Create(ACImpl *parent, ASVolume **ppv)
{
ASVolume *This;
This = *ppv = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &ASVolume_Vtbl;
This->ref = 0;
This->parent = parent;
AC_AddRef((IAudioClient*)This->parent);
return S_OK;
}
static void AudioSimpleVolume_Destroy(ASVolume *This)
{
This->parent->svolume = NULL;
AC_Release((IAudioClient*)This->parent);
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI ASV_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 ASV_AddRef(ISimpleAudioVolume *iface)
{
ASVolume *This = (ASVolume*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI ASV_Release(ISimpleAudioVolume *iface)
{
ASVolume *This = (ASVolume*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioSimpleVolume_Destroy(This);
return ref;
}
static HRESULT WINAPI ASV_SetMasterVolume(ISimpleAudioVolume *iface, float level, const GUID *context)
{
ASVolume *This = (ASVolume*)iface;
TRACE("(%p)->(%f,%p)\n", This, level, context);
FIXME("stub\n");
return S_OK;
}
static HRESULT WINAPI ASV_GetMasterVolume(ISimpleAudioVolume *iface, float *level)
{
ASVolume *This = (ASVolume*)iface;
TRACE("(%p)->(%p)\n", This, level);
*level = 1.f;
FIXME("stub\n");
return S_OK;
}
static HRESULT WINAPI ASV_SetMute(ISimpleAudioVolume *iface, BOOL mute, const GUID *context)
{
ASVolume *This = (ASVolume*)iface;
TRACE("(%p)->(%u,%p)\n", This, mute, context);
FIXME("stub\n");
return S_OK;
}
static HRESULT WINAPI ASV_GetMute(ISimpleAudioVolume *iface, BOOL *mute)
{
ASVolume *This = (ASVolume*)iface;
TRACE("(%p)->(%p)\n", This, mute);
*mute = 0;
FIXME("stub\n");
return S_OK;
}
static const ISimpleAudioVolumeVtbl ASVolume_Vtbl =
{
ASV_QueryInterface,
ASV_AddRef,
ASV_Release,
ASV_SetMasterVolume,
ASV_GetMasterVolume,
ASV_SetMute,
ASV_GetMute
};
static HRESULT AudioClock_Create(ACImpl *parent, AClock **ppv)
{
AClock *This;
This = *ppv = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &AClock_Vtbl;
This->lp2Vtbl = &AClock2_Vtbl;
This->ref = 0;
This->parent = parent;
AC_AddRef((IAudioClient*)This->parent);
return S_OK;
}
static void AudioClock_Destroy(AClock *This)
{
This->parent->clock = NULL;
AC_Release((IAudioClient*)This->parent);
HeapFree(GetProcessHeap(), 0, This);
}
static HRESULT WINAPI AClock_QueryInterface(IAudioClock *iface, REFIID riid, void **ppv)
{
AClock *This = (AClock*)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->lp2Vtbl;
if (*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unknown interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AClock_AddRef(IAudioClock *iface)
{
AClock *This = (AClock*)iface;
ULONG ref;
ref = InterlockedIncrement(&This->ref);
TRACE("Refcount now %i\n", ref);
return ref;
}
static ULONG WINAPI AClock_Release(IAudioClock *iface)
{
AClock *This = (AClock*)iface;
ULONG ref;
ref = InterlockedDecrement(&This->ref);
TRACE("Refcount now %i\n", ref);
if (!ref)
AudioClock_Destroy(This);
return ref;
}
static HRESULT WINAPI AClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
{
AClock *This = (AClock*)iface;
TRACE("(%p)->(%p)\n", This, freq);
*freq = (UINT64)This->parent->pwfx->nSamplesPerSec;
return S_OK;
}
static HRESULT WINAPI AClock_GetPosition(IAudioClock *iface, UINT64 *pos, UINT64 *qpctime)
{
AClock *This = (AClock*)iface;
DWORD pad;
TRACE("(%p)->(%p,%p)\n", This, pos, qpctime);
if (!pos)
return E_POINTER;
EnterCriticalSection(This->parent->crst);
AC_GetCurrentPadding((IAudioClient*)This->parent, &pad);
*pos = This->parent->frameswritten - pad;
if (qpctime)
*qpctime = gettime();
LeaveCriticalSection(This->parent->crst);
return S_OK;
}
static HRESULT WINAPI AClock_GetCharacteristics(IAudioClock *iface, DWORD *chars)
{
AClock *This = (AClock*)iface;
TRACE("(%p)->(%p)\n", This, chars);
if (!chars)
return E_POINTER;
*chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ;
return S_OK;
}
static const IAudioClockVtbl AClock_Vtbl =
{
AClock_QueryInterface,
AClock_AddRef,
AClock_Release,
AClock_GetFrequency,
AClock_GetPosition,
AClock_GetCharacteristics
};
static AClock *get_clock_from_clock2(IAudioClock2 *iface)
{
return (AClock*)((char*)iface - offsetof(AClock,lp2Vtbl));
}
static HRESULT WINAPI AClock2_QueryInterface(IAudioClock2 *iface, REFIID riid, void **ppv)
{
AClock *This = get_clock_from_clock2(iface);
return IUnknown_QueryInterface((IUnknown*)This, riid, ppv);
}
static ULONG WINAPI AClock2_AddRef(IAudioClock2 *iface)
{
AClock *This = get_clock_from_clock2(iface);
return IUnknown_AddRef((IUnknown*)This);
}
static ULONG WINAPI AClock2_Release(IAudioClock2 *iface)
{
AClock *This = get_clock_from_clock2(iface);
return IUnknown_Release((IUnknown*)This);
}
static HRESULT WINAPI AClock2_GetPosition(IAudioClock2 *iface, UINT64 *pos, UINT64 *qpctime)
{
AClock *This = get_clock_from_clock2(iface);
return AClock_GetPosition((IAudioClock*)This, pos, qpctime);
}
static const IAudioClock2Vtbl AClock2_Vtbl =
{
AClock2_QueryInterface,
AClock2_AddRef,
AClock2_Release,
AClock2_GetPosition
};
#endif
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