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mf: Handle EndOfStream events within Media Session. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-04-13 19:05:57 +03:00 committed by Alexandre Julliard
parent a34279daee
commit df0608ac83
1 changed files with 165 additions and 111 deletions
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276
dlls/mf/session.c
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@ -127,6 +127,11 @@ struct transform_stream
unsigned int requests;
};
enum topo_node_flags
{
TOPO_NODE_END_OF_STREAM = 0x1,
};
struct topo_node
{
struct list entry;
@ -134,6 +139,7 @@ struct topo_node
TOPOID node_id;
IMFTopologyNode *node;
enum object_state state;
unsigned int flags;
union
{
IMFMediaStream *source_stream;
@ -651,17 +657,20 @@ static void session_set_caps(struct media_session *session, DWORD caps)
IMFMediaEvent_Release(event);
}
static void transform_release_sample(struct sample *sample)
{
list_remove(&sample->entry);
if (sample->sample)
IMFSample_Release(sample->sample);
heap_free(sample);
}
static void transform_stream_drop_samples(struct transform_stream *stream)
{
struct sample *sample, *sample2;
LIST_FOR_EACH_ENTRY_SAFE(sample, sample2, &stream->samples, struct sample, entry)
{
list_remove(&sample->entry);
if (sample->sample)
IMFSample_Release(sample->sample);
heap_free(sample);
}
transform_release_sample(sample);
}
static void release_topo_node(struct topo_node *node)
@ -2320,9 +2329,22 @@ static DWORD transform_node_get_stream_id(struct topo_node *node, BOOL output, D
return map ? map[index] : index;
}
static HRESULT transform_node_get_sample(struct topo_node *node, DWORD output, IMFSample **sample)
static struct sample *transform_create_sample(IMFSample *sample)
{
struct sample *sample_entry = heap_alloc_zero(sizeof(*sample_entry));
if (sample_entry)
{
sample_entry->sample = sample;
if (sample_entry->sample)
IMFSample_AddRef(sample_entry->sample);
}
return sample_entry;
}
static HRESULT transform_node_pull_samples(struct topo_node *node)
{
struct list *list = &node->u.transform.outputs[output].samples;
MFT_OUTPUT_STREAM_INFO stream_info;
MFT_OUTPUT_DATA_BUFFER *buffers;
struct sample *queued_sample;
@ -2330,17 +2352,6 @@ static HRESULT transform_node_get_sample(struct topo_node *node, DWORD output, I
unsigned int i;
HRESULT hr;
*sample = NULL;
if (!list_empty(list))
{
queued_sample = LIST_ENTRY(list_head(list), struct sample, entry);
list_remove(&queued_sample->entry);
*sample = queued_sample->sample;
heap_free(queued_sample);
return S_OK;
}
if (!(buffers = heap_calloc(node->u.transform.output_count, sizeof(*buffers))))
return E_OUTOFMEMORY;
@ -2350,68 +2361,63 @@ static HRESULT transform_node_get_sample(struct topo_node *node, DWORD output, I
buffers[i].pSample = NULL;
buffers[i].dwStatus = 0;
buffers[i].pEvents = NULL;
}
memset(&stream_info, 0, sizeof(stream_info));
if (FAILED(hr = IMFTransform_GetOutputStreamInfo(node->object.transform, buffers[output].dwStreamID, &stream_info)))
goto exit;
memset(&stream_info, 0, sizeof(stream_info));
if (FAILED(hr = IMFTransform_GetOutputStreamInfo(node->object.transform, buffers[i].dwStreamID, &stream_info)))
break;
if (!(stream_info.dwFlags & MFT_OUTPUT_STREAM_PROVIDES_SAMPLES))
{
IMFMediaBuffer *buffer = NULL;
hr = MFCreateAlignedMemoryBuffer(stream_info.cbSize, stream_info.cbAlignment, &buffer);
if (SUCCEEDED(hr))
hr = MFCreateSample(&buffers[output].pSample);
if (SUCCEEDED(hr))
hr = IMFSample_AddBuffer(buffers[output].pSample, buffer);
if (buffer)
IMFMediaBuffer_Release(buffer);
if (FAILED(hr))
goto exit;
}
hr = IMFTransform_ProcessOutput(node->object.transform, 0, node->u.transform.output_count, buffers, &status);
if (hr == S_OK)
{
/* Collect returned samples for all streams. */
for (i = 0; i < node->u.transform.output_count; ++i)
if (!(stream_info.dwFlags & MFT_OUTPUT_STREAM_PROVIDES_SAMPLES))
{
if (buffers[i].pEvents)
IMFCollection_Release(buffers[i].pEvents);
IMFMediaBuffer *buffer = NULL;
if (!buffers[i].pSample)
continue;
hr = MFCreateAlignedMemoryBuffer(stream_info.cbSize, stream_info.cbAlignment, &buffer);
if (SUCCEEDED(hr))
hr = MFCreateSample(&buffers[i].pSample);
if (i == output)
{
*sample = buffers[i].pSample;
}
else
{
queued_sample = heap_alloc(sizeof(*queued_sample));
queued_sample->sample = buffers[i].pSample;
list_add_tail(&node->u.transform.outputs[i].samples, &queued_sample->entry);
}
if (SUCCEEDED(hr))
hr = IMFSample_AddBuffer(buffers[i].pSample, buffer);
if (buffer)
IMFMediaBuffer_Release(buffer);
if (FAILED(hr))
break;
}
}
exit:
if (SUCCEEDED(hr))
hr = IMFTransform_ProcessOutput(node->object.transform, 0, node->u.transform.output_count, buffers, &status);
/* Collect returned samples for all streams. */
for (i = 0; i < node->u.transform.output_count; ++i)
{
if (buffers[i].pEvents)
IMFCollection_Release(buffers[i].pEvents);
if (SUCCEEDED(hr) && !(buffers[i].dwStatus & MFT_OUTPUT_DATA_BUFFER_NO_SAMPLE))
{
queued_sample = transform_create_sample(buffers[i].pSample);
list_add_tail(&node->u.transform.outputs[i].samples, &queued_sample->entry);
}
if (buffers[i].pSample)
IMFSample_Release(buffers[i].pSample);
}
heap_free(buffers);
return hr;
}
static void session_deliver_sample_to_node(struct media_session *session, IMFTopologyNode *node, DWORD input,
static void session_deliver_sample_to_node(struct media_session *session, IMFTopologyNode *node, unsigned int input,
IMFSample *sample)
{
struct sample *sample_entry, *sample_entry2;
DWORD stream_id, downstream_input;
IMFTopologyNode *downstream_node;
struct topo_node *topo_node;
MF_TOPOLOGY_TYPE node_type;
BOOL drain = FALSE;
TOPOID node_id;
unsigned int i;
HRESULT hr;
@ -2424,48 +2430,92 @@ static void session_deliver_sample_to_node(struct media_session *session, IMFTop
switch (node_type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
if (topo_node->u.sink.requests)
if (sample)
{
if (FAILED(hr = IMFStreamSink_ProcessSample(topo_node->object.sink_stream, sample)))
WARN("Sample delivery failed, hr %#x.\n", hr);
topo_node->u.sink.requests--;
if (topo_node->u.sink.requests)
{
if (FAILED(hr = IMFStreamSink_ProcessSample(topo_node->object.sink_stream, sample)))
WARN("Stream sink failed to process sample, hr %#x.\n", hr);
topo_node->u.sink.requests--;
}
}
else if (FAILED(hr = IMFStreamSink_PlaceMarker(topo_node->object.sink_stream, MFSTREAMSINK_MARKER_ENDOFSEGMENT,
NULL, NULL)))
{
WARN("Failed to place sink marker, hr %#x.\n", hr);
}
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
stream_id = transform_node_get_stream_id(topo_node, FALSE, input);
transform_node_pull_samples(topo_node);
hr = IMFTransform_ProcessInput(topo_node->object.transform, stream_id, sample, 0);
if (hr == MF_E_NOTACCEPTING)
sample_entry = transform_create_sample(sample);
list_add_tail(&topo_node->u.transform.inputs[input].samples, &sample_entry->entry);
for (i = 0; i < topo_node->u.transform.input_count; ++i)
{
struct sample *sample_entry = heap_alloc(sizeof(*sample_entry));
sample_entry->sample = sample;
list_add_tail(&topo_node->u.transform.inputs[input].samples, &sample_entry->entry);
}
else if (hr == S_OK)
{
/* Check if we need new output is available, push it down. */
for (i = 0; i < topo_node->u.transform.output_count; ++i)
stream_id = transform_node_get_stream_id(topo_node, FALSE, i);
LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.inputs[i].samples,
struct sample, entry)
{
if (!topo_node->u.transform.outputs[i].requests)
continue;
sample = NULL;
transform_node_get_sample(topo_node, i, &sample);
if (sample)
if (sample_entry->sample)
{
if (SUCCEEDED(hr = IMFTopologyNode_GetOutput(node, i, &downstream_node, &downstream_input)))
{
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample);
topo_node->u.transform.outputs[i].requests--;
IMFTopologyNode_Release(downstream_node);
}
IMFSample_Release(sample);
if ((hr = IMFTransform_ProcessInput(topo_node->object.transform, stream_id,
sample_entry->sample, 0)) == MF_E_NOTACCEPTING)
break;
if (FAILED(hr))
WARN("Failed to process input for stream %u/%u, hr %#x.\n", i, stream_id, hr);
transform_release_sample(sample_entry);
}
else
{
transform_stream_drop_samples(&topo_node->u.transform.inputs[i]);
drain = TRUE;
}
}
}
else
WARN("Transform failed to process input sample, hr %#x.\n", hr);
if (drain)
{
if (FAILED(hr = IMFTransform_ProcessMessage(topo_node->object.transform, MFT_MESSAGE_COMMAND_DRAIN, 0)))
WARN("Drain command failed for transform, hr %#x.\n", hr);
}
transform_node_pull_samples(topo_node);
/* Remaining unprocessed input has been discarded, now queue markers for every output. */
if (drain)
{
for (i = 0; i < topo_node->u.transform.output_count; ++i)
{
if ((sample_entry = transform_create_sample(NULL)))
list_add_tail(&topo_node->u.transform.outputs[i].samples, &sample_entry->entry);
}
}
/* Push down all available output. */
for (i = 0; i < topo_node->u.transform.output_count; ++i)
{
if (FAILED(IMFTopologyNode_GetOutput(node, i, &downstream_node, &downstream_input)))
{
WARN("Failed to get connected node for output %u.\n", i);
continue;
}
LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.outputs[i].samples,
struct sample, entry)
{
if (!topo_node->u.transform.outputs[i].requests)
break;
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample_entry->sample);
topo_node->u.transform.outputs[i].requests--;
transform_release_sample(sample_entry);
}
IMFTopologyNode_Release(downstream_node);
}
break;
case MF_TOPOLOGY_TEE_NODE:
@ -2479,10 +2529,10 @@ static void session_deliver_sample_to_node(struct media_session *session, IMFTop
static HRESULT session_request_sample_from_node(struct media_session *session, IMFTopologyNode *node, DWORD output)
{
IMFTopologyNode *downstream_node, *upstream_node;
MF_TOPOLOGY_TYPE node_type;
IMFSample *sample = NULL;
unsigned int downstream_input, upstream_output;
struct topo_node *topo_node;
DWORD downstream_input, upstream_output;
MF_TOPOLOGY_TYPE node_type;
struct sample *sample;
TOPOID node_id;
HRESULT hr;
@ -2499,20 +2549,9 @@ static HRESULT session_request_sample_from_node(struct media_session *session, I
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
hr = transform_node_get_sample(topo_node, output, &sample);
if (sample)
{
if (SUCCEEDED(hr = IMFTopologyNode_GetOutput(node, output, &downstream_node, &downstream_input)))
{
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample);
IMFTopologyNode_Release(downstream_node);
}
IMFSample_Release(sample);
}
/* Forward request to upstream node. */
if (hr == MF_E_TRANSFORM_NEED_MORE_INPUT || (hr == S_OK && !sample))
if (list_empty(&topo_node->u.transform.outputs[output].samples))
{
/* Forward request to upstream node. */
if (SUCCEEDED(hr = IMFTopologyNode_GetInput(node, 0 /* FIXME */, &upstream_node, &upstream_output)))
{
if (SUCCEEDED(hr = session_request_sample_from_node(session, upstream_node, upstream_output)))
@ -2520,6 +2559,17 @@ static HRESULT session_request_sample_from_node(struct media_session *session, I
IMFTopologyNode_Release(upstream_node);
}
}
else
{
if (SUCCEEDED(hr = IMFTopologyNode_GetOutput(node, output, &downstream_node, &downstream_input)))
{
sample = LIST_ENTRY(list_head(&topo_node->u.transform.outputs[output].samples), struct sample, entry);
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample->sample);
transform_release_sample(sample);
IMFTopologyNode_Release(downstream_node);
}
}
break;
case MF_TOPOLOGY_TEE_NODE:
FIXME("Unhandled upstream node type %d.\n", node_type);
@ -2567,7 +2617,7 @@ static void session_deliver_sample(struct media_session *session, IMFMediaStream
DWORD downstream_input;
HRESULT hr;
if (value->vt != VT_UNKNOWN || !value->punkVal)
if (value && (value->vt != VT_UNKNOWN || !value->punkVal))
{
WARN("Unexpected value type %d.\n", value->vt);
return;
@ -2585,13 +2635,16 @@ static void session_deliver_sample(struct media_session *session, IMFMediaStream
if (!source_node)
return;
if (!value)
source_node->flags |= TOPO_NODE_END_OF_STREAM;
if (FAILED(hr = IMFTopologyNode_GetOutput(source_node->node, 0, &downstream_node, &downstream_input)))
{
WARN("Failed to get downstream node connection, hr %#x.\n", hr);
return;
}
session_deliver_sample_to_node(session, downstream_node, downstream_input, (IMFSample *)value->punkVal);
session_deliver_sample_to_node(session, downstream_node, downstream_input, value ? (IMFSample *)value->punkVal : NULL);
IMFTopologyNode_Release(downstream_node);
}
@ -2712,9 +2765,10 @@ static HRESULT WINAPI session_events_callback_Invoke(IMFAsyncCallback *iface, IM
break;
case MEMediaSample:
case MEEndOfStream:
EnterCriticalSection(&session->cs);
session_deliver_sample(session, (IMFMediaStream *)event_source, &value);
session_deliver_sample(session, (IMFMediaStream *)event_source, event_type == MEMediaSample ? &value : NULL);
LeaveCriticalSection(&session->cs);
break;