[PATCH v8 12/14] winegstreamer: Introduce media_sink_write_stream.

[Ziqing Hui]

From: Ziqing Hui

---
 dlls/winegstreamer/media_sink.c | 37 +++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/dlls/winegstreamer/media_sink.c b/dlls/winegstreamer/media_sink.c
index 73679123bf3..eab81ff0914 100644
--- a/dlls/winegstreamer/media_sink.c
+++ b/dlls/winegstreamer/media_sink.c
@@ -542,6 +542,40 @@ static HRESULT media_sink_queue_stream_event(struct media_sink *media_sink, Medi
     return S_OK;
 }

+static HRESULT media_sink_write_stream(struct media_sink *media_sink)
+{
+    BYTE *data = NULL;
+    ULONG written;
+    QWORD offset;
+    UINT32 size;
+    HRESULT hr;
+
+    while (SUCCEEDED(hr = wg_muxer_get_buffer(media_sink->muxer, &size, &offset)))
+    {
+        if (!(data = calloc(1, size)))
+            return E_OUTOFMEMORY;
+
+        if (FAILED(hr = wg_muxer_copy_buffer(media_sink->muxer, data, size)))
+        {
+            free(data);
+            WARN("Failed to copy buffer, hr %#lx.", hr);
+            return hr;
+        }
+
+        if ((offset != UINT64_MAX && FAILED(hr = IMFByteStream_SetCurrentPosition(media_sink->bytestream, offset)))
+                || FAILED(hr = IMFByteStream_Write(media_sink->bytestream, data, size, &written)))
+        {
+            free(data);
+            return hr;
+        }
+
+        free(data);
+        wg_muxer_free_buffer(media_sink->muxer);
+    }
+
+    return S_OK;
+}
+
 static HRESULT media_sink_start(struct media_sink *media_sink)
 {
     media_sink->state = STATE_STARTED;
@@ -571,6 +605,9 @@ static HRESULT media_sink_process(struct media_sink *media_sink, IMFSample *samp

TRACE("media_sink %p, sample %p, stream_id %u.\n", media_sink, sample, stream_id);

+    if (FAILED(hr = media_sink_write_stream(media_sink)))
+        WARN("Failed to write output samples to stream, hr %#lx.\n", hr);
+
     if (FAILED(hr = wg_sample_create_mf(sample, &wg_sample)))
         return hr;
     wg_sample->stream_id = stream_id;