[PATCH 2/3] amstream: Implement IAudioStreamSample::GetSampleTimes.

Zebediah Figura zfigura at codeweavers.com
Thu Jun 18 12:13:29 CDT 2020


On 6/17/20 1:18 PM, Anton Baskanov wrote:
> Signed-off-by: Anton Baskanov <baskanov at gmail.com>
> ---
>  dlls/amstream/audiostream.c    |  35 ++++++-
>  dlls/amstream/tests/amstream.c | 181 +++++++++++++++++++++++++++++++++
>  2 files changed, 214 insertions(+), 2 deletions(-)
> 
> diff --git a/dlls/amstream/audiostream.c b/dlls/amstream/audiostream.c
> index 8fba877719..a985cfd50e 100644
> --- a/dlls/amstream/audiostream.c
> +++ b/dlls/amstream/audiostream.c
> @@ -34,6 +34,8 @@ struct queued_receive
>      DWORD length;
>      BYTE *pointer;
>      DWORD position;
> +    STREAM_TIME start_time;
> +    STREAM_TIME end_time;
>  };
>  
>  struct audio_stream
> @@ -66,6 +68,8 @@ typedef struct {
>      LONG ref;
>      struct audio_stream *parent;
>      IAudioData *audio_data;
> +    STREAM_TIME start_time;
> +    STREAM_TIME end_time;
>      HANDLE update_event;
>  
>      struct list entry;
> @@ -102,6 +106,12 @@ static void flush_receive_queue(struct audio_stream *stream)
>          remove_queued_receive(LIST_ENTRY(entry, struct queued_receive, entry));
>  }
>  
> +static STREAM_TIME stream_time_from_position(struct audio_stream *stream, struct queued_receive *receive)
> +{
> +    const WAVEFORMATEX *format = (WAVEFORMATEX *)stream->mt.pbFormat;
> +    return receive->start_time + (receive->position * 10000000 + format->nAvgBytesPerSec / 2) / format->nAvgBytesPerSec;
> +}
> +
>  static void process_update(IAudioStreamSampleImpl *sample, struct queued_receive *receive)
>  {
>      DWORD advance;
> @@ -109,9 +119,14 @@ static void process_update(IAudioStreamSampleImpl *sample, struct queued_receive
>      advance = min(receive->length - receive->position, sample->length - sample->position);
>      memcpy(&sample->pointer[sample->position], &receive->pointer[receive->position], advance);
>  
> +    if (!sample->position)
> +        sample->start_time = stream_time_from_position(sample->parent, receive);
> +
>      receive->position += advance;
>      sample->position += advance;
>  
> +    sample->end_time = stream_time_from_position(sample->parent, receive);
> +
>      sample->update_hr = (sample->position == sample->length) ? S_OK : MS_S_PENDING;
>  }
>  
> @@ -204,9 +219,19 @@ static HRESULT WINAPI IAudioStreamSampleImpl_GetMediaStream(IAudioStreamSample *
>  static HRESULT WINAPI IAudioStreamSampleImpl_GetSampleTimes(IAudioStreamSample *iface, STREAM_TIME *start_time,
>                                                                   STREAM_TIME *end_time, STREAM_TIME *current_time)
>  {
> -    FIXME("(%p)->(%p,%p,%p): stub\n", iface, start_time, end_time, current_time);
> +    IAudioStreamSampleImpl *sample = impl_from_IAudioStreamSample(iface);
>  
> -    return E_NOTIMPL;
> +    TRACE("sample %p, start_time %p, end_time %p, current_time %p.\n", sample, start_time, end_time, current_time);
> +
> +    if (current_time)
> +        IMediaStreamFilter_GetCurrentStreamTime(sample->parent->filter, current_time);
> +
> +    if (start_time)
> +        *start_time = sample->start_time;
> +    if (end_time)
> +        *end_time = sample->end_time;
> +
> +    return S_OK;
>  }
>  
>  static HRESULT WINAPI IAudioStreamSampleImpl_SetSampleTimes(IAudioStreamSample *iface, const STREAM_TIME *start_time,
> @@ -1228,6 +1253,8 @@ static HRESULT WINAPI audio_meminput_Receive(IMemInputPin *iface, IMediaSample *
>  {
>      struct audio_stream *stream = impl_from_IMemInputPin(iface);
>      struct queued_receive *receive;
> +    REFERENCE_TIME start_time = 0;
> +    REFERENCE_TIME end_time = 0;
>      BYTE *pointer;
>      HRESULT hr;
>  
> @@ -1253,6 +1280,8 @@ static HRESULT WINAPI audio_meminput_Receive(IMemInputPin *iface, IMediaSample *
>          return hr;
>      }
>  
> +    IMediaSample_GetTime(sample, &start_time, &end_time);
> +
>      receive = calloc(1, sizeof(*receive));
>      if (!receive)
>      {
> @@ -1263,6 +1292,8 @@ static HRESULT WINAPI audio_meminput_Receive(IMemInputPin *iface, IMediaSample *
>      receive->length = IMediaSample_GetActualDataLength(sample);
>      receive->pointer = pointer;
>      receive->sample = sample;
> +    receive->start_time = start_time;
> +    receive->end_time = end_time;

You don't seem to be using "receive->end_time" anywhere. I'd leave it
out of this patch in that case, even if you're going to use it later.

>      IMediaSample_AddRef(receive->sample);
>      list_add_tail(&stream->receive_queue, &receive->entry);
>  
> diff --git a/dlls/amstream/tests/amstream.c b/dlls/amstream/tests/amstream.c
> index e1f6a15ad3..d12441fc2e 100644
> --- a/dlls/amstream/tests/amstream.c
> +++ b/dlls/amstream/tests/amstream.c
> @@ -3851,6 +3851,186 @@ void test_audiostreamsample_completion_status(void)
>      CloseHandle(event);
>  }
>  
> +static void test_audiostreamsample_get_sample_times(void)
> +{
> +    IAMMultiMediaStream *mmstream = create_ammultimediastream();
> +    static const BYTE test_data[8] = { 0 };
> +    IAudioStreamSample *stream_sample;
> +    IMediaFilter *graph_media_filter;
> +    IAudioMediaStream *audio_stream;
> +    STREAM_TIME filter_start_time;
> +    IMemInputPin *mem_input_pin;
> +    IMediaStreamFilter *filter;
> +    IMediaSample *media_sample;
> +    struct testfilter source;
> +    STREAM_TIME current_time;
> +    struct testclock clock;
> +    IAudioData *audio_data;
> +    STREAM_TIME start_time;
> +    STREAM_TIME end_time;
> +    IGraphBuilder *graph;
> +    IMediaStream *stream;
> +    HRESULT hr;
> +    ULONG ref;
> +    IPin *pin;
> +
> +    hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IAMMultiMediaStream_GetFilter(mmstream, &filter);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(!!filter, "Expected non-null filter.\n");
> +    hr = IAMMultiMediaStream_AddMediaStream(mmstream, NULL, &MSPID_PrimaryAudio, 0, &stream);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IMediaStream_QueryInterface(stream, &IID_IAudioMediaStream, (void **)&audio_stream);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IMediaStream_QueryInterface(stream, &IID_IPin, (void **)&pin);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IMediaStream_QueryInterface(stream, &IID_IMemInputPin, (void **)&mem_input_pin);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IAMMultiMediaStream_GetFilterGraph(mmstream, &graph);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(graph != NULL, "Expected non-NULL graph.\n");
> +    hr = IGraphBuilder_QueryInterface(graph, &IID_IMediaFilter, (void **)&graph_media_filter);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    testfilter_init(&source);
> +    hr = IGraphBuilder_AddFilter(graph, &source.filter.IBaseFilter_iface, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = CoCreateInstance(&CLSID_AMAudioData, NULL, CLSCTX_INPROC_SERVER, &IID_IAudioData, (void **)&audio_data);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IAudioMediaStream_CreateSample(audio_stream, audio_data, 0, &stream_sample);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IAudioData_SetBuffer(audio_data, 5, NULL, 0);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    testclock_init(&clock);
> +
> +    clock.time = 12345678;
> +
> +    current_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, NULL, NULL, &current_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(current_time == 0, "Got current time %s.\n", wine_dbgstr_longlong(current_time));
> +
> +    IMediaFilter_SetSyncSource(graph_media_filter, &clock.IReferenceClock_iface);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    current_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, NULL, NULL, &current_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(current_time == 0, "Got current time %s.\n", wine_dbgstr_longlong(current_time));
> +
> +    hr = IGraphBuilder_ConnectDirect(graph, &source.source.pin.IPin_iface, pin, &audio_mt);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IAMMultiMediaStream_SetState(mmstream, STREAMSTATE_RUN);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    hr = IMediaStreamFilter_GetCurrentStreamTime(filter, &filter_start_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    clock.get_time_hr = E_FAIL;
> +
> +    current_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, NULL, NULL, &current_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(current_time == 0xdeadbeefddf15da1 + filter_start_time, "Expected current time %s, got %s.\n",
> +            wine_dbgstr_longlong(0xdeadbeefddf15da1 + filter_start_time), wine_dbgstr_longlong(current_time));
> +
> +    clock.get_time_hr = S_OK;
> +
> +    current_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, NULL, NULL, &current_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(current_time == filter_start_time, "Expected current time %s, got %s.\n",
> +            wine_dbgstr_longlong(filter_start_time), wine_dbgstr_longlong(current_time));
> +
> +    clock.time = 23456789;
> +
> +    current_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, NULL, NULL, &current_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(current_time == filter_start_time + 11111111, "Expected current time %s, got %s.\n",
> +            wine_dbgstr_longlong(filter_start_time + 11111111), wine_dbgstr_longlong(current_time));
> +
> +    start_time = 0xdeadbeefdeadbeef;
> +    end_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, &start_time, &end_time, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(start_time == 0, "Got start time %s.\n", wine_dbgstr_longlong(start_time));
> +    ok(end_time == 0, "Got end time %s.\n", wine_dbgstr_longlong(end_time));
> +
> +    media_sample = audiostream_allocate_sample(&source, test_data, 8);
> +    start_time = 12345678;
> +    end_time = 23456789;
> +    hr = IMediaSample_SetTime(media_sample, &start_time, &end_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IMemInputPin_Receive(mem_input_pin, media_sample);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    IMediaSample_Release(media_sample);
> +
> +    hr = IAudioStreamSample_Update(stream_sample, 0, NULL, NULL, 0);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    start_time = 0xdeadbeefdeadbeef;
> +    end_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, &start_time, &end_time, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(start_time == 12345678, "Got start time %s.\n", wine_dbgstr_longlong(start_time));
> +    ok(end_time == 12347946, "Got end time %s.\n", wine_dbgstr_longlong(end_time));
> +
> +    media_sample = audiostream_allocate_sample(&source, test_data, 6);
> +    start_time = 12345678;
> +    end_time = 23456789;
> +    hr = IMediaSample_SetTime(media_sample, &start_time, &end_time);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    hr = IMemInputPin_Receive(mem_input_pin, media_sample);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    IMediaSample_Release(media_sample);
> +
> +    hr = IAudioStreamSample_Update(stream_sample, 0, NULL, NULL, 0);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    start_time = 0xdeadbeefdeadbeef;
> +    end_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, &start_time, &end_time, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(start_time == 12347946, "Got start time %s.\n", wine_dbgstr_longlong(start_time));
> +    ok(end_time == 12346585, "Got end time %s.\n", wine_dbgstr_longlong(end_time));
> +
> +    hr = IPin_EndOfStream(pin);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    hr = IAudioStreamSample_Update(stream_sample, 0, NULL, NULL, 0);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +
> +    start_time = 0xdeadbeefdeadbeef;
> +    end_time = 0xdeadbeefdeadbeef;
> +    hr = IAudioStreamSample_GetSampleTimes(stream_sample, &start_time, &end_time, NULL);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    ok(start_time == 12346585, "Got start time %s.\n", wine_dbgstr_longlong(start_time));
> +    ok(end_time == 12348399, "Got end time %s.\n", wine_dbgstr_longlong(end_time));
> +
> +    hr = IAMMultiMediaStream_SetState(mmstream, STREAMSTATE_STOP);
> +    ok(hr == S_OK, "Got hr %#x.\n", hr);
> +    IGraphBuilder_Disconnect(graph, pin);
> +    IGraphBuilder_Disconnect(graph, &source.source.pin.IPin_iface);
> +
> +    ref = IAudioStreamSample_Release(stream_sample);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +    ref = IAudioData_Release(audio_data);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +    ref = IAMMultiMediaStream_Release(mmstream);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +    IMediaFilter_Release(graph_media_filter);
> +    ref = IGraphBuilder_Release(graph);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +    ref = IMediaStreamFilter_Release(filter);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +    IPin_Release(pin);
> +    IMemInputPin_Release(mem_input_pin);
> +    IAudioMediaStream_Release(audio_stream);
> +    ref = IMediaStream_Release(stream);
> +    ok(!ref, "Got outstanding refcount %d.\n", ref);
> +}
> +
>  static void test_ddrawstream_initialize(void)
>  {
>      IDirectDrawMediaStream *ddraw_stream;
> @@ -4510,6 +4690,7 @@ START_TEST(amstream)
>  
>      test_audiostreamsample_update();
>      test_audiostreamsample_completion_status();
> +    test_audiostreamsample_get_sample_times();
>  
>      test_ddrawstream_initialize();
>  
> 

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