Sweden-Number/dlls/mf/session.c

254 lines
6.8 KiB
C

/*
* Copyright 2017 Nikolay Sivov
*
* 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
*/
#include "config.h"
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "mfidl.h"
#include "mfapi.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
struct media_session
{
IMFMediaSession IMFMediaSession_iface;
LONG refcount;
IMFMediaEventQueue *event_queue;
};
static inline struct media_session *impl_from_IMFMediaSession(IMFMediaSession *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFMediaSession_iface);
}
static HRESULT WINAPI mfsession_QueryInterface(IMFMediaSession *iface, REFIID riid, void **out)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("(%p)->(%s %p)\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFMediaSession) ||
IsEqualIID(riid, &IID_IMFMediaEventGenerator) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &session->IMFMediaSession_iface;
IMFMediaSession_AddRef(iface);
return S_OK;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI mfsession_AddRef(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
ULONG refcount = InterlockedIncrement(&session->refcount);
TRACE("(%p) refcount=%u\n", iface, refcount);
return refcount;
}
static ULONG WINAPI mfsession_Release(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
ULONG refcount = InterlockedDecrement(&session->refcount);
TRACE("(%p) refcount=%u\n", iface, refcount);
if (!refcount)
{
if (session->event_queue)
IMFMediaEventQueue_Release(session->event_queue);
heap_free(session);
}
return refcount;
}
static HRESULT WINAPI mfsession_GetEvent(IMFMediaSession *iface, DWORD flags, IMFMediaEvent **event)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("(%p)->(%#x, %p)\n", iface, flags, event);
return IMFMediaEventQueue_GetEvent(session->event_queue, flags, event);
}
static HRESULT WINAPI mfsession_BeginGetEvent(IMFMediaSession *iface, IMFAsyncCallback *callback, IUnknown *state)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("(%p)->(%p, %p)\n", iface, callback, state);
return IMFMediaEventQueue_BeginGetEvent(session->event_queue, callback, state);
}
static HRESULT WINAPI mfsession_EndGetEvent(IMFMediaSession *iface, IMFAsyncResult *result, IMFMediaEvent **event)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("(%p)->(%p, %p)\n", iface, result, event);
return IMFMediaEventQueue_EndGetEvent(session->event_queue, result, event);
}
static HRESULT WINAPI mfsession_QueueEvent(IMFMediaSession *iface, MediaEventType event_type, REFGUID ext_type,
HRESULT hr, const PROPVARIANT *value)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("(%p)->(%d, %s, %#x, %p)\n", iface, event_type, debugstr_guid(ext_type), hr, value);
return IMFMediaEventQueue_QueueEventParamVar(session->event_queue, event_type, ext_type, hr, value);
}
static HRESULT WINAPI mfsession_SetTopology(IMFMediaSession *iface, DWORD flags, IMFTopology *topology)
{
FIXME("(%p)->(%#x, %p)\n", iface, flags, topology);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_ClearTopologies(IMFMediaSession *iface)
{
FIXME("(%p)\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_Start(IMFMediaSession *iface, const GUID *format, const PROPVARIANT *start)
{
FIXME("(%p)->(%s, %p)\n", iface, debugstr_guid(format), start);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_Pause(IMFMediaSession *iface)
{
FIXME("(%p)\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_Stop(IMFMediaSession *iface)
{
FIXME("(%p)\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_Close(IMFMediaSession *iface)
{
FIXME("(%p)\n", iface);
return S_OK;
}
static HRESULT WINAPI mfsession_Shutdown(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
FIXME("(%p)\n", iface);
IMFMediaEventQueue_Shutdown(session->event_queue);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_GetClock(IMFMediaSession *iface, IMFClock **clock)
{
FIXME("(%p)->(%p)\n", iface, clock);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_GetSessionCapabilities(IMFMediaSession *iface, DWORD *caps)
{
FIXME("(%p)->(%p)\n", iface, caps);
return E_NOTIMPL;
}
static HRESULT WINAPI mfsession_GetFullTopology(IMFMediaSession *iface, DWORD flags, TOPOID id, IMFTopology **topology)
{
FIXME("(%p)->(%#x, %s, %p)\n", iface, flags, wine_dbgstr_longlong(id), topology);
return E_NOTIMPL;
}
static const IMFMediaSessionVtbl mfmediasessionvtbl =
{
mfsession_QueryInterface,
mfsession_AddRef,
mfsession_Release,
mfsession_GetEvent,
mfsession_BeginGetEvent,
mfsession_EndGetEvent,
mfsession_QueueEvent,
mfsession_SetTopology,
mfsession_ClearTopologies,
mfsession_Start,
mfsession_Pause,
mfsession_Stop,
mfsession_Close,
mfsession_Shutdown,
mfsession_GetClock,
mfsession_GetSessionCapabilities,
mfsession_GetFullTopology,
};
/***********************************************************************
* MFCreateMediaSession (mf.@)
*/
HRESULT WINAPI MFCreateMediaSession(IMFAttributes *config, IMFMediaSession **session)
{
struct media_session *object;
HRESULT hr;
TRACE("(%p, %p)\n", config, session);
if (config)
FIXME("session configuration ignored\n");
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFMediaSession_iface.lpVtbl = &mfmediasessionvtbl;
object->refcount = 1;
if (FAILED(hr = MFCreateEventQueue(&object->event_queue)))
{
IMFMediaSession_Release(&object->IMFMediaSession_iface);
return hr;
}
*session = &object->IMFMediaSession_iface;
return S_OK;
}