Nikolay Sivov : mfreadwrite: Add partial implementation of ReadSample().
Module: wine Branch: master Commit: 020d2202ea06d395a37b9840b00dd50d26be6d2c URL: https://source.winehq.org/git/wine.git/?a=commit;h=020d2202ea06d395a37b9840b... Author: Nikolay Sivov <nsivov(a)codeweavers.com> Date: Mon Apr 22 10:52:27 2019 +0300 mfreadwrite: Add partial implementation of ReadSample(). Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/mfreadwrite/main.c | 109 +++++++++++++++++++++++++++++++++++++--- dlls/mfreadwrite/tests/mfplat.c | 7 +++ 2 files changed, 109 insertions(+), 7 deletions(-) diff --git a/dlls/mfreadwrite/main.c b/dlls/mfreadwrite/main.c index 43dfd4e..8145e5b 100644 --- a/dlls/mfreadwrite/main.c +++ b/dlls/mfreadwrite/main.c @@ -79,13 +79,21 @@ struct sample IMFSample *sample; }; +enum media_stream_state +{ + STREAM_STATE_READY = 0, + STREAM_STATE_EOS, +}; + struct media_stream { IMFMediaStream *stream; IMFMediaType *current; DWORD id; CRITICAL_SECTION cs; + CONDITION_VARIABLE sample_event; struct list samples; + enum media_stream_state state; }; typedef struct source_reader @@ -359,6 +367,8 @@ static HRESULT source_reader_media_sample_handler(struct source_reader *reader, list_add_tail(&reader->streams[i].samples, &pending_sample->entry); LeaveCriticalSection(&reader->streams[i].cs); + WakeAllConditionVariable(&reader->streams[i].sample_event); + break; } } @@ -698,14 +708,98 @@ static HRESULT WINAPI src_reader_SetCurrentPosition(IMFSourceReader *iface, REFG return IMFMediaSource_Start(reader->source, reader->descriptor, format, position); } -static HRESULT WINAPI src_reader_ReadSample(IMFSourceReader *iface, DWORD index, - DWORD flags, DWORD *actualindex, DWORD *sampleflags, LONGLONG *timestamp, - IMFSample **sample) +static IMFSample *media_stream_pop_sample(struct media_stream *stream, DWORD *stream_flags) { - srcreader *This = impl_from_IMFSourceReader(iface); - FIXME("%p, 0x%08x, 0x%08x, %p, %p, %p, %p\n", This, index, flags, actualindex, - sampleflags, timestamp, sample); - return E_NOTIMPL; + IMFSample *ret = NULL; + struct list *head; + + if ((head = list_head(&stream->samples))) + { + struct sample *pending_sample = LIST_ENTRY(head, struct sample, entry); + ret = pending_sample->sample; + list_remove(&pending_sample->entry); + heap_free(pending_sample); + } + + *stream_flags = stream->state == STREAM_STATE_EOS ? MF_SOURCE_READERF_ENDOFSTREAM : 0; + + return ret; +} + +static HRESULT WINAPI src_reader_ReadSample(IMFSourceReader *iface, DWORD index, DWORD flags, DWORD *actual_index, + DWORD *stream_flags, LONGLONG *timestamp, IMFSample **sample) +{ + struct source_reader *reader = impl_from_IMFSourceReader(iface); + HRESULT hr; + + TRACE("%p, %#x, %#x, %p, %p, %p, %p\n", iface, index, flags, actual_index, stream_flags, timestamp, sample); + + switch (index) + { + case MF_SOURCE_READER_FIRST_VIDEO_STREAM: + index = reader->first_video_stream_index; + break; + case MF_SOURCE_READER_FIRST_AUDIO_STREAM: + index = reader->first_audio_stream_index; + break; + case MF_SOURCE_READER_ANY_STREAM: + FIXME("Non-specific requests are not supported.\n"); + return E_NOTIMPL; + default: + ; + } + + /* FIXME: probably should happen once */ + IMFMediaSource_Start(reader->source, reader->descriptor, NULL, NULL); + + if (reader->async_callback) + { + FIXME("Async mode is not implemented.\n"); + return E_NOTIMPL; + } + else + { + struct media_stream *stream; + + if (!stream_flags || !sample) + return E_POINTER; + + if (actual_index) + *actual_index = index; + + *sample = NULL; + + if (index >= reader->stream_count) + { + *stream_flags = MF_SOURCE_READERF_ERROR; + return MF_E_INVALIDSTREAMNUMBER; + } + + stream = &reader->streams[index]; + + EnterCriticalSection(&stream->cs); + + if (!(flags & MF_SOURCE_READER_CONTROLF_DRAIN)) + { + while (list_empty(&stream->samples) && stream->state != STREAM_STATE_EOS) + { + if (stream->stream) + { + if (FAILED(hr = IMFMediaStream_RequestSample(stream->stream, NULL))) + WARN("Sample request failed, hr %#x.\n", hr); + } + SleepConditionVariableCS(&stream->sample_event, &stream->cs, INFINITE); + } + } + + *sample = media_stream_pop_sample(stream, stream_flags); + + LeaveCriticalSection(&stream->cs); + + TRACE("Got sample %p.\n", *sample); + } + + return S_OK; } static HRESULT WINAPI src_reader_Flush(IMFSourceReader *iface, DWORD index) @@ -922,6 +1016,7 @@ static HRESULT create_source_reader_from_source(IMFMediaSource *source, IMFAttri break; InitializeCriticalSection(&object->streams[i].cs); + InitializeConditionVariable(&object->streams[i].sample_event); list_init(&object->streams[i].samples); } diff --git a/dlls/mfreadwrite/tests/mfplat.c b/dlls/mfreadwrite/tests/mfplat.c index 29e8e08..b86fb06 100644 --- a/dlls/mfreadwrite/tests/mfplat.c +++ b/dlls/mfreadwrite/tests/mfplat.c @@ -315,6 +315,13 @@ todo_wine ok(actual_index == MF_SOURCE_READER_FIRST_VIDEO_STREAM, "Unexpected stream index %u\n", actual_index); ok(stream_flags == MF_SOURCE_READERF_ERROR, "Unexpected stream flags %#x.\n", stream_flags); + hr = IMFSourceReader_ReadSample(reader, MF_SOURCE_READER_FIRST_VIDEO_STREAM, 0, NULL, &stream_flags, ×tamp, + &sample); + ok(hr == MF_E_INVALIDSTREAMNUMBER, "Unexpected hr %#x.\n", hr); + + hr = IMFSourceReader_ReadSample(reader, MF_SOURCE_READER_FIRST_VIDEO_STREAM, 0, NULL, NULL, ×tamp, &sample); + ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr); + hr = IMFSourceReader_ReadSample(reader, MF_SOURCE_READER_FIRST_AUDIO_STREAM, 0, &actual_index, &stream_flags, ×tamp, &sample); ok(hr == S_OK, "Failed to get a sample, hr %#x.\n", hr);
participants (1)
-
Alexandre Julliard