[PATCH 2/2] mfreadwrite: Update source reader MF_SOURCE_READER_ANY_STREAM behavior based on tests.
Derek Lesho
wine at gitlab.winehq.org
Wed Jun 8 11:34:57 CDT 2022
From: Derek Lesho <dlesho at codeweavers.com>
Signed-off-by: Derek Lesho <dlesho at codeweavers.com>
---
dlls/mfreadwrite/reader.c | 34 ++++++++++++++++++++-------------
dlls/mfreadwrite/tests/mfplat.c | 5 ++---
2 files changed, 23 insertions(+), 16 deletions(-)
diff --git a/dlls/mfreadwrite/reader.c b/dlls/mfreadwrite/reader.c
index b1175479dec..76348458fac 100644
--- a/dlls/mfreadwrite/reader.c
+++ b/dlls/mfreadwrite/reader.c
@@ -92,6 +92,7 @@ struct media_stream
unsigned int flags;
unsigned int requests;
unsigned int responses;
+ LONGLONG last_sample_ts;
struct source_reader *reader;
};
@@ -160,7 +161,6 @@ struct source_reader
IUnknown *device_manager;
unsigned int first_audio_stream_index;
unsigned int first_video_stream_index;
- unsigned int last_read_index;
DWORD stream_count;
unsigned int flags;
DWORD queue;
@@ -459,6 +459,8 @@ static HRESULT source_reader_queue_response(struct source_reader *reader, struct
source_reader_response_ready(reader, response);
+ stream->last_sample_ts = timestamp;
+
return S_OK;
}
@@ -1101,10 +1103,11 @@ static BOOL source_reader_get_read_result(struct source_reader *reader, struct m
static HRESULT source_reader_get_next_selected_stream(struct source_reader *reader, DWORD *stream_index)
{
- unsigned int i, first_selected = ~0u, requests = ~0u;
+ unsigned int i, first_selected = ~0u;
BOOL selected, stream_drained;
+ LONGLONG min_ts = MAXLONGLONG;
- for (i = (reader->last_read_index + 1) % reader->stream_count; ; i = (i + 1) % reader->stream_count)
+ for (i = 0; i < reader->stream_count; ++i)
{
stream_drained = reader->streams[i].state == STREAM_STATE_EOS && !reader->streams[i].responses;
selected = SUCCEEDED(source_reader_get_stream_selection(reader, i, &selected)) && selected;
@@ -1114,24 +1117,20 @@ static HRESULT source_reader_get_next_selected_stream(struct source_reader *read
if (first_selected == ~0u)
first_selected = i;
- /* Try to balance pending reads. */
- if (!stream_drained && reader->streams[i].requests < requests)
+ /* Pick the stream whose last sample had the lowest timestamp. */
+ if (!stream_drained && reader->streams[i].last_sample_ts < min_ts)
{
- requests = reader->streams[i].requests;
+ min_ts = reader->streams[i].last_sample_ts;
*stream_index = i;
}
}
-
- if (i == reader->last_read_index)
- break;
}
/* If all selected streams reached EOS, use first selected. */
if (first_selected != ~0u)
{
- if (requests == ~0u)
+ if (min_ts == MAXLONGLONG)
*stream_index = first_selected;
- reader->last_read_index = *stream_index;
}
return first_selected == ~0u ? MF_E_MEDIA_SOURCE_NO_STREAMS_SELECTED : S_OK;
@@ -1499,7 +1498,12 @@ static HRESULT WINAPI src_reader_SetStreamSelection(IMFSourceReader *iface, DWOR
}
if (selection_changed)
- reader->last_read_index = reader->stream_count - 1;
+ {
+ for (i = 0; i < reader->stream_count; ++i)
+ {
+ reader->streams[i].last_sample_ts = 0;
+ }
+ }
LeaveCriticalSection(&reader->cs);
@@ -1911,6 +1915,11 @@ static HRESULT WINAPI src_reader_SetCurrentPosition(IMFSourceReader *iface, REFG
if (SUCCEEDED(hr))
{
+ for (i = 0; i < reader->stream_count; ++i)
+ {
+ reader->streams[i].last_sample_ts = 0;
+ }
+
if (reader->async_callback)
{
if (SUCCEEDED(hr = source_reader_create_async_op(SOURCE_READER_ASYNC_SEEK, &command)))
@@ -2357,7 +2366,6 @@ static HRESULT create_source_reader_from_source(IMFMediaSource *source, IMFAttri
/* At least one major type has to be set. */
object->first_audio_stream_index = reader_get_first_stream_index(object->descriptor, &MFMediaType_Audio);
object->first_video_stream_index = reader_get_first_stream_index(object->descriptor, &MFMediaType_Video);
- object->last_read_index = object->stream_count - 1;
if (object->first_audio_stream_index == MF_SOURCE_READER_INVALID_STREAM_INDEX &&
object->first_video_stream_index == MF_SOURCE_READER_INVALID_STREAM_INDEX)
diff --git a/dlls/mfreadwrite/tests/mfplat.c b/dlls/mfreadwrite/tests/mfplat.c
index 2762e88281a..c36e1a7e04d 100644
--- a/dlls/mfreadwrite/tests/mfplat.c
+++ b/dlls/mfreadwrite/tests/mfplat.c
@@ -994,7 +994,7 @@ static void test_source_reader_from_media_source(void)
/* Once the last read sample of all streams has the same timestamp value, the reader will
continue reading from the first stream until its timestamp increases. */
- todo_wine ok(!actual_index, "%d: Unexpected stream index %lu.\n", TEST_SOURCE_NUM_STREAMS + 1, actual_index);
+ ok(!actual_index, "%d: Unexpected stream index %lu.\n", TEST_SOURCE_NUM_STREAMS + 1, actual_index);
IMFSample_Release(sample);
@@ -1231,8 +1231,7 @@ static void test_source_reader_from_media_source(void)
ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
ok(!stream_flags, "Unexpected stream flags %#lx.\n", stream_flags);
ok(!!sample, "Expected sample object.\n");
- todo_wine_if (actual_index != expected_sample_order[i])
- ok (actual_index == expected_sample_order[i], "Got sample %u from unexpected stream %lu, expected %lu.\n",
+ ok (actual_index == expected_sample_order[i], "Got sample %u from unexpected stream %lu, expected %lu.\n",
i, actual_index, expected_sample_order[i]);
IMFSample_Release(sample);
}
--
GitLab
https://gitlab.winehq.org/wine/wine/-/merge_requests/209
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