Sweden-Number/dlls/mfmediaengine/main.c

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/*
* Copyright 2019 Jactry Zeng 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 COBJMACROS
#include <math.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "mfapi.h"
#include "mfmediaengine.h"
#include "mferror.h"
#include "dxgi.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
{
switch (reason)
{
case DLL_WINE_PREATTACH:
return FALSE; /* prefer native version */
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(instance);
break;
}
return TRUE;
}
enum media_engine_mode
{
MEDIA_ENGINE_INVALID,
MEDIA_ENGINE_AUDIO_MODE,
MEDIA_ENGINE_RENDERING_MODE,
MEDIA_ENGINE_FRAME_SERVER_MODE,
};
/* Used with create flags. */
enum media_engine_flags
{
/* MF_MEDIA_ENGINE_CREATEFLAGS_MASK is 0x1f. */
FLAGS_ENGINE_SHUT_DOWN = 0x20,
FLAGS_ENGINE_AUTO_PLAY = 0x40,
FLAGS_ENGINE_LOOP = 0x80,
FLAGS_ENGINE_PAUSED = 0x100,
FLAGS_ENGINE_WAITING = 0x200,
FLAGS_ENGINE_MUTED = 0x400,
FLAGS_ENGINE_HAS_AUDIO = 0x800,
FLAGS_ENGINE_HAS_VIDEO = 0x1000,
FLAGS_ENGINE_FIRST_FRAME = 0x2000,
};
struct video_frame
{
LONGLONG pts;
SIZE size;
SIZE ratio;
TOPOID node_id;
};
struct media_engine
{
IMFMediaEngine IMFMediaEngine_iface;
IMFAsyncCallback session_events;
IMFAsyncCallback load_handler;
IMFSampleGrabberSinkCallback grabber_callback;
LONG refcount;
IMFMediaEngineNotify *callback;
IMFAttributes *attributes;
enum media_engine_mode mode;
unsigned int flags;
double playback_rate;
double default_playback_rate;
double volume;
double duration;
MF_MEDIA_ENGINE_ERR error_code;
HRESULT extended_code;
MF_MEDIA_ENGINE_READY ready_state;
MF_MEDIA_ENGINE_PRELOAD preload;
IMFMediaSession *session;
IMFSourceResolver *resolver;
BSTR current_source;
struct video_frame video_frame;
CRITICAL_SECTION cs;
};
struct media_error
{
IMFMediaError IMFMediaError_iface;
LONG refcount;
unsigned int code;
HRESULT extended_code;
};
static struct media_error *impl_from_IMFMediaError(IMFMediaError *iface)
{
return CONTAINING_RECORD(iface, struct media_error, IMFMediaError_iface);
}
static HRESULT WINAPI media_error_QueryInterface(IMFMediaError *iface, REFIID riid, void **obj)
{
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IMFMediaError) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFMediaError_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI media_error_AddRef(IMFMediaError *iface)
{
struct media_error *me = impl_from_IMFMediaError(iface);
ULONG refcount = InterlockedIncrement(&me->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI media_error_Release(IMFMediaError *iface)
{
struct media_error *me = impl_from_IMFMediaError(iface);
ULONG refcount = InterlockedDecrement(&me->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
heap_free(me);
return refcount;
}
static USHORT WINAPI media_error_GetErrorCode(IMFMediaError *iface)
{
struct media_error *me = impl_from_IMFMediaError(iface);
TRACE("%p.\n", iface);
return me->code;
}
static HRESULT WINAPI media_error_GetExtendedErrorCode(IMFMediaError *iface)
{
struct media_error *me = impl_from_IMFMediaError(iface);
TRACE("%p.\n", iface);
return me->extended_code;
}
static HRESULT WINAPI media_error_SetErrorCode(IMFMediaError *iface, MF_MEDIA_ENGINE_ERR code)
{
struct media_error *me = impl_from_IMFMediaError(iface);
TRACE("%p, %u.\n", iface, code);
if ((unsigned int)code > MF_MEDIA_ENGINE_ERR_ENCRYPTED)
return E_INVALIDARG;
me->code = code;
return S_OK;
}
static HRESULT WINAPI media_error_SetExtendedErrorCode(IMFMediaError *iface, HRESULT code)
{
struct media_error *me = impl_from_IMFMediaError(iface);
TRACE("%p, %#x.\n", iface, code);
me->extended_code = code;
return S_OK;
}
static const IMFMediaErrorVtbl media_error_vtbl =
{
media_error_QueryInterface,
media_error_AddRef,
media_error_Release,
media_error_GetErrorCode,
media_error_GetExtendedErrorCode,
media_error_SetErrorCode,
media_error_SetExtendedErrorCode,
};
static HRESULT create_media_error(IMFMediaError **ret)
{
struct media_error *object;
*ret = NULL;
if (!(object = heap_alloc_zero(sizeof(*object))))
return E_OUTOFMEMORY;
object->IMFMediaError_iface.lpVtbl = &media_error_vtbl;
object->refcount = 1;
*ret = &object->IMFMediaError_iface;
return S_OK;
}
static void media_engine_set_flag(struct media_engine *engine, unsigned int mask, BOOL value)
{
if (value)
engine->flags |= mask;
else
engine->flags &= ~mask;
}
static inline struct media_engine *impl_from_IMFMediaEngine(IMFMediaEngine *iface)
{
return CONTAINING_RECORD(iface, struct media_engine, IMFMediaEngine_iface);
}
static struct media_engine *impl_from_session_events_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_engine, session_events);
}
static struct media_engine *impl_from_load_handler_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_engine, load_handler);
}
static struct media_engine *impl_from_IMFSampleGrabberSinkCallback(IMFSampleGrabberSinkCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_engine, grabber_callback);
}
static unsigned int get_gcd(unsigned int a, unsigned int b)
{
unsigned int m;
while (b)
{
m = a % b;
a = b;
b = m;
}
return a;
}
static void media_engine_get_frame_size(struct media_engine *engine, IMFTopology *topology)
{
IMFMediaTypeHandler *handler;
IMFMediaType *media_type;
IMFStreamDescriptor *sd;
IMFTopologyNode *node;
unsigned int gcd;
UINT64 size;
HRESULT hr;
engine->video_frame.size.cx = 0;
engine->video_frame.size.cy = 0;
engine->video_frame.ratio.cx = 1;
engine->video_frame.ratio.cy = 1;
if (FAILED(IMFTopology_GetNodeByID(topology, engine->video_frame.node_id, &node)))
return;
hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_STREAM_DESCRIPTOR,
&IID_IMFStreamDescriptor, (void **)&sd);
IMFTopologyNode_Release(node);
if (FAILED(hr))
return;
hr = IMFStreamDescriptor_GetMediaTypeHandler(sd, &handler);
IMFStreamDescriptor_Release(sd);
if (FAILED(hr))
return;
hr = IMFMediaTypeHandler_GetCurrentMediaType(handler, &media_type);
IMFMediaTypeHandler_Release(handler);
if (FAILED(hr))
{
WARN("Failed to get current media type %#x.\n", hr);
return;
}
IMFMediaType_GetUINT64(media_type, &MF_MT_FRAME_SIZE, &size);
engine->video_frame.size.cx = size >> 32;
engine->video_frame.size.cy = size;
if ((gcd = get_gcd(engine->video_frame.size.cx, engine->video_frame.size.cy)))
{
engine->video_frame.ratio.cx = engine->video_frame.size.cx / gcd;
engine->video_frame.ratio.cy = engine->video_frame.size.cy / gcd;
}
IMFMediaType_Release(media_type);
}
static HRESULT WINAPI media_engine_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IMFAsyncCallback) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFAsyncCallback_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI media_engine_session_events_AddRef(IMFAsyncCallback *iface)
{
struct media_engine *engine = impl_from_session_events_IMFAsyncCallback(iface);
return IMFMediaEngine_AddRef(&engine->IMFMediaEngine_iface);
}
static ULONG WINAPI media_engine_session_events_Release(IMFAsyncCallback *iface)
{
struct media_engine *engine = impl_from_session_events_IMFAsyncCallback(iface);
return IMFMediaEngine_Release(&engine->IMFMediaEngine_iface);
}
static HRESULT WINAPI media_engine_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_session_events_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct media_engine *engine = impl_from_session_events_IMFAsyncCallback(iface);
IMFMediaEvent *event = NULL;
MediaEventType event_type;
HRESULT hr;
if (FAILED(hr = IMFMediaSession_EndGetEvent(engine->session, result, &event)))
{
WARN("Failed to get session event, hr %#x.\n", hr);
goto failed;
}
if (FAILED(hr = IMFMediaEvent_GetType(event, &event_type)))
{
WARN("Failed to get event type, hr %#x.\n", hr);
goto failed;
}
switch (event_type)
{
case MEBufferingStarted:
case MEBufferingStopped:
IMFMediaEngineNotify_EventNotify(engine->callback, event_type == MEBufferingStarted ?
MF_MEDIA_ENGINE_EVENT_BUFFERINGSTARTED : MF_MEDIA_ENGINE_EVENT_BUFFERINGENDED, 0, 0);
break;
case MESessionTopologyStatus:
{
UINT32 topo_status = 0;
IMFTopology *topology;
PROPVARIANT value;
IMFMediaEvent_GetUINT32(event, &MF_EVENT_TOPOLOGY_STATUS, &topo_status);
if (topo_status != MF_TOPOSTATUS_READY)
break;
value.vt = VT_EMPTY;
if (FAILED(IMFMediaEvent_GetValue(event, &value)))
break;
if (value.vt != VT_UNKNOWN)
{
PropVariantClear(&value);
break;
}
topology = (IMFTopology *)value.punkVal;
EnterCriticalSection(&engine->cs);
engine->ready_state = MF_MEDIA_ENGINE_READY_HAVE_METADATA;
media_engine_get_frame_size(engine, topology);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_DURATIONCHANGE, 0, 0);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_LOADEDMETADATA, 0, 0);
engine->ready_state = MF_MEDIA_ENGINE_READY_HAVE_ENOUGH_DATA;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_LOADEDDATA, 0, 0);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_CANPLAY, 0, 0);
LeaveCriticalSection(&engine->cs);
PropVariantClear(&value);
break;
}
case MESessionStarted:
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PLAYING, 0, 0);
break;
case MESessionEnded:
EnterCriticalSection(&engine->cs);
media_engine_set_flag(engine, FLAGS_ENGINE_FIRST_FRAME, FALSE);
engine->video_frame.pts = MINLONGLONG;
LeaveCriticalSection(&engine->cs);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_ENDED, 0, 0);
break;
}
failed:
if (event)
IMFMediaEvent_Release(event);
if (FAILED(hr = IMFMediaSession_BeginGetEvent(engine->session, iface, NULL)))
WARN("Failed to subscribe to session events, hr %#x.\n", hr);
return S_OK;
}
static const IMFAsyncCallbackVtbl media_engine_session_events_vtbl =
{
media_engine_callback_QueryInterface,
media_engine_session_events_AddRef,
media_engine_session_events_Release,
media_engine_callback_GetParameters,
media_engine_session_events_Invoke,
};
static ULONG WINAPI media_engine_load_handler_AddRef(IMFAsyncCallback *iface)
{
struct media_engine *engine = impl_from_load_handler_IMFAsyncCallback(iface);
return IMFMediaEngine_AddRef(&engine->IMFMediaEngine_iface);
}
static ULONG WINAPI media_engine_load_handler_Release(IMFAsyncCallback *iface)
{
struct media_engine *engine = impl_from_load_handler_IMFAsyncCallback(iface);
return IMFMediaEngine_Release(&engine->IMFMediaEngine_iface);
}
static HRESULT media_engine_create_source_node(IMFMediaSource *source, IMFPresentationDescriptor *pd, IMFStreamDescriptor *sd,
IMFTopologyNode **node)
{
HRESULT hr;
if (FAILED(hr = MFCreateTopologyNode(MF_TOPOLOGY_SOURCESTREAM_NODE, node)))
return hr;
IMFTopologyNode_SetUnknown(*node, &MF_TOPONODE_SOURCE, (IUnknown *)source);
IMFTopologyNode_SetUnknown(*node, &MF_TOPONODE_PRESENTATION_DESCRIPTOR, (IUnknown *)pd);
IMFTopologyNode_SetUnknown(*node, &MF_TOPONODE_STREAM_DESCRIPTOR, (IUnknown *)sd);
return S_OK;
}
static HRESULT media_engine_create_audio_renderer(struct media_engine *engine, IMFTopologyNode **node)
{
unsigned int category, role;
IMFActivate *sar_activate;
HRESULT hr;
*node = NULL;
if (FAILED(hr = MFCreateAudioRendererActivate(&sar_activate)))
return hr;
/* Configuration attributes keys differ between Engine and SAR. */
if (SUCCEEDED(IMFAttributes_GetUINT32(engine->attributes, &MF_MEDIA_ENGINE_AUDIO_CATEGORY, &category)))
IMFActivate_SetUINT32(sar_activate, &MF_AUDIO_RENDERER_ATTRIBUTE_STREAM_CATEGORY, category);
if (SUCCEEDED(IMFAttributes_GetUINT32(engine->attributes, &MF_MEDIA_ENGINE_AUDIO_ENDPOINT_ROLE, &role)))
IMFActivate_SetUINT32(sar_activate, &MF_AUDIO_RENDERER_ATTRIBUTE_ENDPOINT_ROLE, role);
if (SUCCEEDED(hr = MFCreateTopologyNode(MF_TOPOLOGY_OUTPUT_NODE, node)))
{
IMFTopologyNode_SetObject(*node, (IUnknown *)sar_activate);
IMFTopologyNode_SetUINT32(*node, &MF_TOPONODE_NOSHUTDOWN_ON_REMOVE, FALSE);
}
IMFActivate_Release(sar_activate);
return hr;
}
static HRESULT media_engine_create_video_renderer(struct media_engine *engine, IMFTopologyNode **node)
{
DXGI_FORMAT output_format;
IMFMediaType *media_type;
IMFActivate *activate;
GUID subtype;
HRESULT hr;
*node = NULL;
if (FAILED(IMFAttributes_GetUINT32(engine->attributes, &MF_MEDIA_ENGINE_VIDEO_OUTPUT_FORMAT, &output_format)))
{
WARN("Output format was not specified.\n");
return E_FAIL;
}
memcpy(&subtype, &MFVideoFormat_Base, sizeof(subtype));
if (!(subtype.Data1 = MFMapDXGIFormatToDX9Format(output_format)))
{
WARN("Unrecognized output format %#x.\n", output_format);
return E_FAIL;
}
if (FAILED(hr = MFCreateMediaType(&media_type)))
return hr;
IMFMediaType_SetGUID(media_type, &MF_MT_MAJOR_TYPE, &MFMediaType_Video);
IMFMediaType_SetGUID(media_type, &MF_MT_SUBTYPE, &subtype);
hr = MFCreateSampleGrabberSinkActivate(media_type, &engine->grabber_callback, &activate);
IMFMediaType_Release(media_type);
if (FAILED(hr))
return hr;
if (SUCCEEDED(hr = MFCreateTopologyNode(MF_TOPOLOGY_OUTPUT_NODE, node)))
{
IMFTopologyNode_SetObject(*node, (IUnknown *)activate);
IMFTopologyNode_SetUINT32(*node, &MF_TOPONODE_NOSHUTDOWN_ON_REMOVE, FALSE);
}
IMFActivate_Release(activate);
return hr;
}
static HRESULT media_engine_create_topology(struct media_engine *engine, IMFMediaSource *source)
{
IMFStreamDescriptor *sd_audio = NULL, *sd_video = NULL;
unsigned int stream_count = 0, i;
IMFPresentationDescriptor *pd;
IMFTopology *topology;
UINT64 duration;
HRESULT hr;
memset(&engine->video_frame, 0, sizeof(engine->video_frame));
if (FAILED(hr = IMFMediaSource_CreatePresentationDescriptor(source, &pd)))
return hr;
if (FAILED(hr = IMFPresentationDescriptor_GetStreamDescriptorCount(pd, &stream_count)))
WARN("Failed to get stream count, hr %#x.\n", hr);
/* Enable first video stream and first audio stream. */
for (i = 0; i < stream_count; ++i)
{
IMFMediaTypeHandler *type_handler;
IMFStreamDescriptor *sd;
BOOL selected;
IMFPresentationDescriptor_DeselectStream(pd, i);
if (sd_audio && sd_video)
continue;
IMFPresentationDescriptor_GetStreamDescriptorByIndex(pd, i, &selected, &sd);
if (SUCCEEDED(IMFStreamDescriptor_GetMediaTypeHandler(sd, &type_handler)))
{
GUID major = { 0 };
IMFMediaTypeHandler_GetMajorType(type_handler, &major);
if (IsEqualGUID(&major, &MFMediaType_Audio) && !sd_audio)
{
sd_audio = sd;
IMFStreamDescriptor_AddRef(sd_audio);
IMFPresentationDescriptor_SelectStream(pd, i);
}
else if (IsEqualGUID(&major, &MFMediaType_Video) && !sd_video && !(engine->flags & MF_MEDIA_ENGINE_AUDIOONLY))
{
sd_video = sd;
IMFStreamDescriptor_AddRef(sd_video);
IMFPresentationDescriptor_SelectStream(pd, i);
}
IMFMediaTypeHandler_Release(type_handler);
}
}
if (!sd_video && !sd_audio)
{
IMFPresentationDescriptor_Release(pd);
return E_UNEXPECTED;
}
if (sd_video)
engine->flags |= FLAGS_ENGINE_HAS_VIDEO;
if (sd_audio)
engine->flags |= FLAGS_ENGINE_HAS_AUDIO;
/* Assume live source if duration was not provided. */
if (SUCCEEDED(IMFPresentationDescriptor_GetUINT64(pd, &MF_PD_DURATION, &duration)))
{
/* Convert 100ns to seconds. */
engine->duration = duration / 10000000;
}
else
engine->duration = INFINITY;
if (SUCCEEDED(hr = MFCreateTopology(&topology)))
{
IMFTopologyNode *sar_node = NULL, *audio_src = NULL;
IMFTopologyNode *grabber_node = NULL, *video_src = NULL;
if (sd_audio)
{
if (FAILED(hr = media_engine_create_source_node(source, pd, sd_audio, &audio_src)))
WARN("Failed to create audio source node, hr %#x.\n", hr);
if (FAILED(hr = media_engine_create_audio_renderer(engine, &sar_node)))
WARN("Failed to create audio renderer node, hr %#x.\n", hr);
if (sar_node && audio_src)
{
IMFTopology_AddNode(topology, audio_src);
IMFTopology_AddNode(topology, sar_node);
IMFTopologyNode_ConnectOutput(audio_src, 0, sar_node, 0);
}
if (sar_node)
IMFTopologyNode_Release(sar_node);
if (audio_src)
IMFTopologyNode_Release(audio_src);
}
if (SUCCEEDED(hr) && sd_video)
{
if (FAILED(hr = media_engine_create_source_node(source, pd, sd_video, &video_src)))
WARN("Failed to create video source node, hr %#x.\n", hr);
if (FAILED(hr = media_engine_create_video_renderer(engine, &grabber_node)))
WARN("Failed to create video grabber node, hr %#x.\n", hr);
if (grabber_node && video_src)
{
IMFTopology_AddNode(topology, video_src);
IMFTopology_AddNode(topology, grabber_node);
IMFTopologyNode_ConnectOutput(video_src, 0, grabber_node, 0);
}
if (SUCCEEDED(hr))
IMFTopologyNode_GetTopoNodeID(video_src, &engine->video_frame.node_id);
if (grabber_node)
IMFTopologyNode_Release(grabber_node);
if (video_src)
IMFTopologyNode_Release(video_src);
}
if (SUCCEEDED(hr))
hr = IMFMediaSession_SetTopology(engine->session, MFSESSION_SETTOPOLOGY_IMMEDIATE, topology);
}
if (topology)
IMFTopology_Release(topology);
if (sd_video)
IMFStreamDescriptor_Release(sd_video);
if (sd_audio)
IMFStreamDescriptor_Release(sd_audio);
IMFPresentationDescriptor_Release(pd);
return hr;
}
static HRESULT WINAPI media_engine_load_handler_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct media_engine *engine = impl_from_load_handler_IMFAsyncCallback(iface);
MF_OBJECT_TYPE obj_type;
IMFMediaSource *source;
IUnknown *object = NULL;
HRESULT hr;
EnterCriticalSection(&engine->cs);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_LOADSTART, 0, 0);
if (FAILED(hr = IMFSourceResolver_EndCreateObjectFromURL(engine->resolver, result, &obj_type, &object)))
WARN("Failed to create source object, hr %#x.\n", hr);
if (object)
{
if (SUCCEEDED(hr = IUnknown_QueryInterface(object, &IID_IMFMediaSource, (void **)&source)))
{
hr = media_engine_create_topology(engine, source);
IMFMediaSource_Release(source);
}
IUnknown_Release(object);
}
if (FAILED(hr))
{
engine->error_code = MF_MEDIA_ENGINE_ERR_SRC_NOT_SUPPORTED;
engine->extended_code = hr;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_ERROR, engine->error_code,
engine->extended_code);
}
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static const IMFAsyncCallbackVtbl media_engine_load_handler_vtbl =
{
media_engine_callback_QueryInterface,
media_engine_load_handler_AddRef,
media_engine_load_handler_Release,
media_engine_callback_GetParameters,
media_engine_load_handler_Invoke,
};
static HRESULT WINAPI media_engine_QueryInterface(IMFMediaEngine *iface, REFIID riid, void **obj)
{
TRACE("(%p, %s, %p).\n", iface, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IMFMediaEngine) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFMediaEngine_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI media_engine_AddRef(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
ULONG refcount = InterlockedIncrement(&engine->refcount);
TRACE("(%p) ref=%u.\n", iface, refcount);
return refcount;
}
static void free_media_engine(struct media_engine *engine)
{
if (engine->callback)
IMFMediaEngineNotify_Release(engine->callback);
if (engine->session)
IMFMediaSession_Release(engine->session);
if (engine->attributes)
IMFAttributes_Release(engine->attributes);
if (engine->resolver)
IMFSourceResolver_Release(engine->resolver);
SysFreeString(engine->current_source);
DeleteCriticalSection(&engine->cs);
heap_free(engine);
}
static ULONG WINAPI media_engine_Release(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
ULONG refcount = InterlockedDecrement(&engine->refcount);
TRACE("(%p) ref=%u.\n", iface, refcount);
if (!refcount)
free_media_engine(engine);
return refcount;
}
static HRESULT WINAPI media_engine_GetError(IMFMediaEngine *iface, IMFMediaError **error)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, error);
*error = NULL;
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (engine->error_code)
{
if (SUCCEEDED(hr = create_media_error(error)))
{
IMFMediaError_SetErrorCode(*error, engine->error_code);
IMFMediaError_SetExtendedErrorCode(*error, engine->extended_code);
}
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_SetErrorCode(IMFMediaEngine *iface, MF_MEDIA_ENGINE_ERR code)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %u.\n", iface, code);
if ((unsigned int)code > MF_MEDIA_ENGINE_ERR_ENCRYPTED)
return E_INVALIDARG;
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else
engine->error_code = code;
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_SetSourceElements(IMFMediaEngine *iface, IMFMediaEngineSrcElements *elements)
{
FIXME("(%p, %p): stub.\n", iface, elements);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_SetSource(IMFMediaEngine *iface, BSTR url)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %s.\n", iface, debugstr_w(url));
EnterCriticalSection(&engine->cs);
SysFreeString(engine->current_source);
engine->current_source = NULL;
if (url)
engine->current_source = SysAllocString(url);
engine->ready_state = MF_MEDIA_ENGINE_READY_HAVE_NOTHING;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PURGEQUEUEDEVENTS, 0, 0);
if (url)
{
IPropertyStore *props = NULL;
unsigned int flags;
flags = MF_RESOLUTION_MEDIASOURCE;
if (engine->flags & MF_MEDIA_ENGINE_DISABLE_LOCAL_PLUGINS)
flags |= MF_RESOLUTION_DISABLE_LOCAL_PLUGINS;
IMFAttributes_GetUnknown(engine->attributes, &MF_MEDIA_ENGINE_SOURCE_RESOLVER_CONFIG_STORE,
&IID_IPropertyStore, (void **)&props);
hr = IMFSourceResolver_BeginCreateObjectFromURL(engine->resolver, url, flags, props, NULL, &engine->load_handler, NULL);
if (props)
IPropertyStore_Release(props);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_GetCurrentSource(IMFMediaEngine *iface, BSTR *url)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, url);
*url = NULL;
EnterCriticalSection(&engine->cs);
if (engine->current_source)
{
if (!(*url = SysAllocString(engine->current_source)))
hr = E_OUTOFMEMORY;
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static USHORT WINAPI media_engine_GetNetworkState(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return 0;
}
static MF_MEDIA_ENGINE_PRELOAD WINAPI media_engine_GetPreload(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
MF_MEDIA_ENGINE_PRELOAD preload;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
preload = engine->preload;
LeaveCriticalSection(&engine->cs);
return preload;
}
static HRESULT WINAPI media_engine_SetPreload(IMFMediaEngine *iface, MF_MEDIA_ENGINE_PRELOAD preload)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
TRACE("%p, %d.\n", iface, preload);
EnterCriticalSection(&engine->cs);
engine->preload = preload;
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static HRESULT WINAPI media_engine_GetBuffered(IMFMediaEngine *iface, IMFMediaTimeRange **buffered)
{
FIXME("(%p, %p): stub.\n", iface, buffered);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_Load(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_CanPlayType(IMFMediaEngine *iface, BSTR type, MF_MEDIA_ENGINE_CANPLAY *answer)
{
FIXME("(%p, %s, %p): stub.\n", iface, debugstr_w(type), answer);
return E_NOTIMPL;
}
static USHORT WINAPI media_engine_GetReadyState(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
unsigned short state;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
state = engine->ready_state;
LeaveCriticalSection(&engine->cs);
return state;
}
static BOOL WINAPI media_engine_IsSeeking(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return FALSE;
}
static double WINAPI media_engine_GetCurrentTime(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return 0.0;
}
static HRESULT WINAPI media_engine_SetCurrentTime(IMFMediaEngine *iface, double time)
{
FIXME("(%p, %f): stub.\n", iface, time);
return E_NOTIMPL;
}
static double WINAPI media_engine_GetStartTime(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return 0.0;
}
static double WINAPI media_engine_GetDuration(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
double value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = engine->duration;
LeaveCriticalSection(&engine->cs);
return value;
}
static BOOL WINAPI media_engine_IsPaused(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = !!(engine->flags & FLAGS_ENGINE_PAUSED);
LeaveCriticalSection(&engine->cs);
return value;
}
static double WINAPI media_engine_GetDefaultPlaybackRate(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
double rate;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
rate = engine->default_playback_rate;
LeaveCriticalSection(&engine->cs);
return rate;
}
static HRESULT WINAPI media_engine_SetDefaultPlaybackRate(IMFMediaEngine *iface, double rate)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %f.\n", iface, rate);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (engine->default_playback_rate != rate)
{
engine->default_playback_rate = rate;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_RATECHANGE, 0, 0);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static double WINAPI media_engine_GetPlaybackRate(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
double rate;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
rate = engine->playback_rate;
LeaveCriticalSection(&engine->cs);
return rate;
}
static HRESULT WINAPI media_engine_SetPlaybackRate(IMFMediaEngine *iface, double rate)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %f.\n", iface, rate);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (engine->playback_rate != rate)
{
engine->playback_rate = rate;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_RATECHANGE, 0, 0);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_GetPlayed(IMFMediaEngine *iface, IMFMediaTimeRange **played)
{
FIXME("(%p, %p): stub.\n", iface, played);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_GetSeekable(IMFMediaEngine *iface, IMFMediaTimeRange **seekable)
{
FIXME("(%p, %p): stub.\n", iface, seekable);
return E_NOTIMPL;
}
static BOOL WINAPI media_engine_IsEnded(IMFMediaEngine *iface)
{
FIXME("(%p): stub.\n", iface);
return FALSE;
}
static BOOL WINAPI media_engine_GetAutoPlay(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = !!(engine->flags & FLAGS_ENGINE_AUTO_PLAY);
LeaveCriticalSection(&engine->cs);
return value;
}
static HRESULT WINAPI media_engine_SetAutoPlay(IMFMediaEngine *iface, BOOL autoplay)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
FIXME("(%p, %d): stub.\n", iface, autoplay);
EnterCriticalSection(&engine->cs);
media_engine_set_flag(engine, FLAGS_ENGINE_AUTO_PLAY, autoplay);
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static BOOL WINAPI media_engine_GetLoop(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = !!(engine->flags & FLAGS_ENGINE_LOOP);
LeaveCriticalSection(&engine->cs);
return value;
}
static HRESULT WINAPI media_engine_SetLoop(IMFMediaEngine *iface, BOOL loop)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
FIXME("(%p, %d): stub.\n", iface, loop);
EnterCriticalSection(&engine->cs);
media_engine_set_flag(engine, FLAGS_ENGINE_LOOP, loop);
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static HRESULT WINAPI media_engine_Play(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
PROPVARIANT var;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PURGEQUEUEDEVENTS, 0, 0);
if (!(engine->flags & FLAGS_ENGINE_WAITING))
{
engine->flags &= ~FLAGS_ENGINE_PAUSED;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PLAY, 0, 0);
var.vt = VT_EMPTY;
IMFMediaSession_Start(engine->session, &GUID_NULL, &var);
engine->flags |= FLAGS_ENGINE_WAITING;
}
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_WAITING, 0, 0);
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static HRESULT WINAPI media_engine_Pause(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
if (!(engine->flags & FLAGS_ENGINE_PAUSED))
{
engine->flags &= ~FLAGS_ENGINE_WAITING;
engine->flags |= FLAGS_ENGINE_PAUSED;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_TIMEUPDATE, 0, 0);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PAUSE, 0, 0);
}
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_PURGEQUEUEDEVENTS, 0, 0);
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static BOOL WINAPI media_engine_GetMuted(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL ret;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
ret = !!(engine->flags & FLAGS_ENGINE_MUTED);
LeaveCriticalSection(&engine->cs);
return ret;
}
static HRESULT WINAPI media_engine_SetMuted(IMFMediaEngine *iface, BOOL muted)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %d.\n", iface, muted);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (!!(engine->flags & FLAGS_ENGINE_MUTED) ^ !!muted)
{
media_engine_set_flag(engine, FLAGS_ENGINE_MUTED, muted);
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_VOLUMECHANGE, 0, 0);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static double WINAPI media_engine_GetVolume(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
double volume;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
volume = engine->volume;
LeaveCriticalSection(&engine->cs);
return volume;
}
static HRESULT WINAPI media_engine_SetVolume(IMFMediaEngine *iface, double volume)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %f.\n", iface, volume);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (volume != engine->volume)
{
engine->volume = volume;
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_VOLUMECHANGE, 0, 0);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static BOOL WINAPI media_engine_HasVideo(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = !!(engine->flags & FLAGS_ENGINE_HAS_VIDEO);
LeaveCriticalSection(&engine->cs);
return value;
}
static BOOL WINAPI media_engine_HasAudio(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
BOOL value;
TRACE("%p.\n", iface);
EnterCriticalSection(&engine->cs);
value = !!(engine->flags & FLAGS_ENGINE_HAS_AUDIO);
LeaveCriticalSection(&engine->cs);
return value;
}
static HRESULT WINAPI media_engine_GetNativeVideoSize(IMFMediaEngine *iface, DWORD *cx, DWORD *cy)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %p, %p.\n", iface, cx, cy);
if (!cx && !cy)
return E_INVALIDARG;
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (!engine->video_frame.size.cx && !engine->video_frame.size.cy)
hr = E_FAIL;
else
{
if (cx) *cx = engine->video_frame.size.cx;
if (cy) *cy = engine->video_frame.size.cy;
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_GetVideoAspectRatio(IMFMediaEngine *iface, DWORD *cx, DWORD *cy)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
TRACE("%p, %p, %p.\n", iface, cx, cy);
if (!cx && !cy)
return E_INVALIDARG;
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (!engine->video_frame.size.cx && !engine->video_frame.size.cy)
hr = E_FAIL;
else
{
if (cx) *cx = engine->video_frame.ratio.cx;
if (cy) *cy = engine->video_frame.ratio.cy;
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_Shutdown(IMFMediaEngine *iface)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr = S_OK;
FIXME("(%p): stub.\n", iface);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else
{
engine->flags |= FLAGS_ENGINE_SHUT_DOWN;
IMFMediaSession_Shutdown(engine->session);
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static HRESULT WINAPI media_engine_TransferVideoFrame(IMFMediaEngine *iface, IUnknown *surface,
const MFVideoNormalizedRect *src,
const RECT *dst, const MFARGB *color)
{
FIXME("(%p, %p, %p, %p, %p): stub.\n", iface, surface, src, dst, color);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_OnVideoStreamTick(IMFMediaEngine *iface, LONGLONG *pts)
{
struct media_engine *engine = impl_from_IMFMediaEngine(iface);
HRESULT hr;
TRACE("%p, %p.\n", iface, pts);
EnterCriticalSection(&engine->cs);
if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (!pts)
hr = E_POINTER;
else
{
*pts = engine->video_frame.pts;
hr = *pts == MINLONGLONG ? S_FALSE : S_OK;
}
LeaveCriticalSection(&engine->cs);
return hr;
}
static const IMFMediaEngineVtbl media_engine_vtbl =
{
media_engine_QueryInterface,
media_engine_AddRef,
media_engine_Release,
media_engine_GetError,
media_engine_SetErrorCode,
media_engine_SetSourceElements,
media_engine_SetSource,
media_engine_GetCurrentSource,
media_engine_GetNetworkState,
media_engine_GetPreload,
media_engine_SetPreload,
media_engine_GetBuffered,
media_engine_Load,
media_engine_CanPlayType,
media_engine_GetReadyState,
media_engine_IsSeeking,
media_engine_GetCurrentTime,
media_engine_SetCurrentTime,
media_engine_GetStartTime,
media_engine_GetDuration,
media_engine_IsPaused,
media_engine_GetDefaultPlaybackRate,
media_engine_SetDefaultPlaybackRate,
media_engine_GetPlaybackRate,
media_engine_SetPlaybackRate,
media_engine_GetPlayed,
media_engine_GetSeekable,
media_engine_IsEnded,
media_engine_GetAutoPlay,
media_engine_SetAutoPlay,
media_engine_GetLoop,
media_engine_SetLoop,
media_engine_Play,
media_engine_Pause,
media_engine_GetMuted,
media_engine_SetMuted,
media_engine_GetVolume,
media_engine_SetVolume,
media_engine_HasVideo,
media_engine_HasAudio,
media_engine_GetNativeVideoSize,
media_engine_GetVideoAspectRatio,
media_engine_Shutdown,
media_engine_TransferVideoFrame,
media_engine_OnVideoStreamTick,
};
static HRESULT WINAPI media_engine_grabber_callback_QueryInterface(IMFSampleGrabberSinkCallback *iface,
REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IMFSampleGrabberSinkCallback) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFSampleGrabberSinkCallback_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI media_engine_grabber_callback_AddRef(IMFSampleGrabberSinkCallback *iface)
{
struct media_engine *engine = impl_from_IMFSampleGrabberSinkCallback(iface);
return IMFMediaEngine_AddRef(&engine->IMFMediaEngine_iface);
}
static ULONG WINAPI media_engine_grabber_callback_Release(IMFSampleGrabberSinkCallback *iface)
{
struct media_engine *engine = impl_from_IMFSampleGrabberSinkCallback(iface);
return IMFMediaEngine_Release(&engine->IMFMediaEngine_iface);
}
static HRESULT WINAPI media_engine_grabber_callback_OnClockStart(IMFSampleGrabberSinkCallback *iface,
MFTIME systime, LONGLONG start_offset)
{
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnClockStop(IMFSampleGrabberSinkCallback *iface,
MFTIME systime)
{
struct media_engine *engine = impl_from_IMFSampleGrabberSinkCallback(iface);
EnterCriticalSection(&engine->cs);
media_engine_set_flag(engine, FLAGS_ENGINE_FIRST_FRAME, FALSE);
engine->video_frame.pts = MINLONGLONG;
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnClockPause(IMFSampleGrabberSinkCallback *iface,
MFTIME systime)
{
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnClockRestart(IMFSampleGrabberSinkCallback *iface,
MFTIME systime)
{
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnClockSetRate(IMFSampleGrabberSinkCallback *iface,
MFTIME systime, float rate)
{
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnSetPresentationClock(IMFSampleGrabberSinkCallback *iface,
IMFPresentationClock *clock)
{
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnProcessSample(IMFSampleGrabberSinkCallback *iface,
REFGUID major_type, DWORD sample_flags, LONGLONG sample_time, LONGLONG sample_duration,
const BYTE *buffer, DWORD sample_size)
{
struct media_engine *engine = impl_from_IMFSampleGrabberSinkCallback(iface);
EnterCriticalSection(&engine->cs);
if (!(engine->flags & FLAGS_ENGINE_FIRST_FRAME))
{
IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_FIRSTFRAMEREADY, 0, 0);
engine->flags |= FLAGS_ENGINE_FIRST_FRAME;
}
engine->video_frame.pts = sample_time;
LeaveCriticalSection(&engine->cs);
return S_OK;
}
static HRESULT WINAPI media_engine_grabber_callback_OnShutdown(IMFSampleGrabberSinkCallback *iface)
{
return S_OK;
}
static const IMFSampleGrabberSinkCallbackVtbl media_engine_grabber_callback_vtbl =
{
media_engine_grabber_callback_QueryInterface,
media_engine_grabber_callback_AddRef,
media_engine_grabber_callback_Release,
media_engine_grabber_callback_OnClockStart,
media_engine_grabber_callback_OnClockStop,
media_engine_grabber_callback_OnClockPause,
media_engine_grabber_callback_OnClockRestart,
media_engine_grabber_callback_OnClockSetRate,
media_engine_grabber_callback_OnSetPresentationClock,
media_engine_grabber_callback_OnProcessSample,
media_engine_grabber_callback_OnShutdown,
};
static HRESULT WINAPI media_engine_factory_QueryInterface(IMFMediaEngineClassFactory *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IMFMediaEngineClassFactory) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFMediaEngineClassFactory_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI media_engine_factory_AddRef(IMFMediaEngineClassFactory *iface)
{
return 2;
}
static ULONG WINAPI media_engine_factory_Release(IMFMediaEngineClassFactory *iface)
{
return 1;
}
static HRESULT init_media_engine(DWORD flags, IMFAttributes *attributes, struct media_engine *engine)
{
DXGI_FORMAT output_format;
UINT64 playback_hwnd;
HRESULT hr;
engine->IMFMediaEngine_iface.lpVtbl = &media_engine_vtbl;
engine->session_events.lpVtbl = &media_engine_session_events_vtbl;
engine->load_handler.lpVtbl = &media_engine_load_handler_vtbl;
engine->grabber_callback.lpVtbl = &media_engine_grabber_callback_vtbl;
engine->refcount = 1;
engine->flags = (flags & MF_MEDIA_ENGINE_CREATEFLAGS_MASK) | FLAGS_ENGINE_PAUSED;
engine->default_playback_rate = 1.0;
engine->playback_rate = 1.0;
engine->volume = 1.0;
engine->duration = NAN;
engine->video_frame.pts = MINLONGLONG;
InitializeCriticalSection(&engine->cs);
hr = IMFAttributes_GetUnknown(attributes, &MF_MEDIA_ENGINE_CALLBACK, &IID_IMFMediaEngineNotify,
(void **)&engine->callback);
if (FAILED(hr))
return hr;
if (FAILED(hr = MFCreateMediaSession(NULL, &engine->session)))
return hr;
if (FAILED(hr = IMFMediaSession_BeginGetEvent(engine->session, &engine->session_events, NULL)))
return hr;
if (FAILED(hr = MFCreateSourceResolver(&engine->resolver)))
return hr;
if (FAILED(hr = MFCreateAttributes(&engine->attributes, 0)))
return hr;
if (FAILED(hr = IMFAttributes_CopyAllItems(attributes, engine->attributes)))
return hr;
IMFAttributes_GetUINT64(attributes, &MF_MEDIA_ENGINE_PLAYBACK_HWND, &playback_hwnd);
hr = IMFAttributes_GetUINT32(attributes, &MF_MEDIA_ENGINE_VIDEO_OUTPUT_FORMAT, &output_format);
if (playback_hwnd) /* FIXME: handle MF_MEDIA_ENGINE_PLAYBACK_VISUAL */
engine->mode = MEDIA_ENGINE_RENDERING_MODE;
else
{
if (SUCCEEDED(hr))
engine->mode = MEDIA_ENGINE_FRAME_SERVER_MODE;
else
engine->mode = MEDIA_ENGINE_AUDIO_MODE;
}
return S_OK;
}
static HRESULT WINAPI media_engine_factory_CreateInstance(IMFMediaEngineClassFactory *iface, DWORD flags,
IMFAttributes *attributes, IMFMediaEngine **engine)
{
struct media_engine *object;
HRESULT hr;
TRACE("%p, %#x, %p, %p.\n", iface, flags, attributes, engine);
if (!attributes || !engine)
return E_POINTER;
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
hr = init_media_engine(flags, attributes, object);
if (FAILED(hr))
{
free_media_engine(object);
return hr;
}
*engine = &object->IMFMediaEngine_iface;
return S_OK;
}
static HRESULT WINAPI media_engine_factory_CreateTimeRange(IMFMediaEngineClassFactory *iface,
IMFMediaTimeRange **range)
{
FIXME("(%p, %p): stub.\n", iface, range);
return E_NOTIMPL;
}
static HRESULT WINAPI media_engine_factory_CreateError(IMFMediaEngineClassFactory *iface, IMFMediaError **error)
{
TRACE("%p, %p.\n", iface, error);
return create_media_error(error);
}
static const IMFMediaEngineClassFactoryVtbl media_engine_factory_vtbl =
{
media_engine_factory_QueryInterface,
media_engine_factory_AddRef,
media_engine_factory_Release,
media_engine_factory_CreateInstance,
media_engine_factory_CreateTimeRange,
media_engine_factory_CreateError,
};
static IMFMediaEngineClassFactory media_engine_factory = { &media_engine_factory_vtbl };
static HRESULT WINAPI classfactory_QueryInterface(IClassFactory *iface, REFIID riid, void **obj)
{
TRACE("(%s, %p).\n", debugstr_guid(riid), obj);
if (IsEqualGUID(riid, &IID_IClassFactory) ||
IsEqualGUID(riid, &IID_IUnknown))
{
IClassFactory_AddRef(iface);
*obj = iface;
return S_OK;
}
WARN("interface %s not implemented.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI classfactory_AddRef(IClassFactory *iface)
{
return 2;
}
static ULONG WINAPI classfactory_Release(IClassFactory *iface)
{
return 1;
}
static HRESULT WINAPI classfactory_CreateInstance(IClassFactory *iface, IUnknown *outer, REFIID riid, void **obj)
{
TRACE("(%p, %s, %p).\n", outer, debugstr_guid(riid), obj);
*obj = NULL;
if (outer)
return CLASS_E_NOAGGREGATION;
return IMFMediaEngineClassFactory_QueryInterface(&media_engine_factory, riid, obj);
}
static HRESULT WINAPI classfactory_LockServer(IClassFactory *iface, BOOL dolock)
{
FIXME("(%d): stub.\n", dolock);
return S_OK;
}
static const struct IClassFactoryVtbl class_factory_vtbl =
{
classfactory_QueryInterface,
classfactory_AddRef,
classfactory_Release,
classfactory_CreateInstance,
classfactory_LockServer,
};
static IClassFactory classfactory = { &class_factory_vtbl };
HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void **obj)
{
TRACE("(%s, %s, %p).\n", debugstr_guid(clsid), debugstr_guid(riid), obj);
if (IsEqualGUID(clsid, &CLSID_MFMediaEngineClassFactory))
return IClassFactory_QueryInterface(&classfactory, riid, obj);
WARN("Unsupported class %s.\n", debugstr_guid(clsid));
*obj = NULL;
return CLASS_E_CLASSNOTAVAILABLE;
}
HRESULT WINAPI DllCanUnloadNow(void)
{
return S_FALSE;
}