Nikolay Sivov : mfmediaengine: Set presentation duration attribute.
Alexandre Julliard
julliard at winehq.org
Wed Jun 3 16:40:59 CDT 2020
Module: wine
Branch: master
Commit: 3e784ab4a63dbf7029bf16bb14a24672b8b66008
URL: https://source.winehq.org/git/wine.git/?a=commit;h=3e784ab4a63dbf7029bf16bb14a24672b8b66008
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Wed Jun 3 20:08:39 2020 +0300
mfmediaengine: Set presentation duration attribute.
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mfmediaengine/main.c | 30 +++++++++++++++++++++++++++---
1 file changed, 27 insertions(+), 3 deletions(-)
diff --git a/dlls/mfmediaengine/main.c b/dlls/mfmediaengine/main.c
index 4136382566..e39009b30b 100644
--- a/dlls/mfmediaengine/main.c
+++ b/dlls/mfmediaengine/main.c
@@ -18,6 +18,7 @@
#define COBJMACROS
+#include <math.h>
#include <stdarg.h>
#include "windef.h"
@@ -82,6 +83,7 @@ struct media_engine
double playback_rate;
double default_playback_rate;
double volume;
+ double duration;
IMFMediaSession *session;
IMFSourceResolver *resolver;
CRITICAL_SECTION cs;
@@ -208,6 +210,7 @@ static HRESULT media_engine_create_topology(struct media_engine *engine, IMFMedi
IMFStreamDescriptor *sd_audio = NULL, *sd_video = NULL;
unsigned int stream_count = 0, i;
IMFPresentationDescriptor *pd;
+ UINT64 duration;
HRESULT hr;
if (FAILED(hr = IMFMediaSource_CreatePresentationDescriptor(source, &pd)))
@@ -265,7 +268,20 @@ static HRESULT media_engine_create_topology(struct media_engine *engine, IMFMedi
if (sd_audio)
engine->flags |= FLAGS_ENGINE_HAS_AUDIO;
- /* TODO: set duration */
+ /* 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;
+
+ IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_DURATIONCHANGE, 0, 0);
+ IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_LOADEDMETADATA, 0, 0);
+ IMFMediaEngineNotify_EventNotify(engine->callback, MF_MEDIA_ENGINE_EVENT_LOADEDDATA, 0, 0);
+
+ /* TODO: set up topology nodes */
if (sd_video)
IMFStreamDescriptor_Release(sd_video);
@@ -513,9 +529,16 @@ static double WINAPI media_engine_GetStartTime(IMFMediaEngine *iface)
static double WINAPI media_engine_GetDuration(IMFMediaEngine *iface)
{
- FIXME("(%p): stub.\n", iface);
+ struct media_engine *engine = impl_from_IMFMediaEngine(iface);
+ double value;
- return 0.0;
+ TRACE("%p.\n", iface);
+
+ EnterCriticalSection(&engine->cs);
+ value = engine->duration;
+ LeaveCriticalSection(&engine->cs);
+
+ return value;
}
static BOOL WINAPI media_engine_IsPaused(IMFMediaEngine *iface)
@@ -962,6 +985,7 @@ static HRESULT init_media_engine(DWORD flags, IMFAttributes *attributes, struct
engine->default_playback_rate = 1.0;
engine->playback_rate = 1.0;
engine->volume = 1.0;
+ engine->duration = NAN;
InitializeCriticalSection(&engine->cs);
hr = IMFAttributes_GetUnknown(attributes, &MF_MEDIA_ENGINE_CALLBACK, &IID_IMFMediaEngineNotify,
More information about the wine-cvs
mailing list