You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
68 lines
2.5 KiB
68 lines
2.5 KiB
/*
|
|
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "video/video_stream_decoder.h"
|
|
|
|
#include "modules/video_coding/video_receiver2.h"
|
|
#include "rtc_base/checks.h"
|
|
#include "video/receive_statistics_proxy.h"
|
|
|
|
namespace webrtc {
|
|
|
|
VideoStreamDecoder::VideoStreamDecoder(
|
|
VideoReceiver2* video_receiver,
|
|
ReceiveStatisticsProxy* receive_statistics_proxy,
|
|
rtc::VideoSinkInterface<VideoFrame>* incoming_video_stream)
|
|
: video_receiver_(video_receiver),
|
|
receive_stats_callback_(receive_statistics_proxy),
|
|
incoming_video_stream_(incoming_video_stream) {
|
|
RTC_DCHECK(video_receiver_);
|
|
|
|
video_receiver_->RegisterReceiveCallback(this);
|
|
}
|
|
|
|
VideoStreamDecoder::~VideoStreamDecoder() {
|
|
// Note: There's an assumption at this point that the decoder thread is
|
|
// *not* running. If it was, then there could be a race for each of these
|
|
// callbacks.
|
|
|
|
// Unset all the callback pointers that we set in the ctor.
|
|
video_receiver_->RegisterReceiveCallback(nullptr);
|
|
}
|
|
|
|
// Do not acquire the lock of |video_receiver_| in this function. Decode
|
|
// callback won't necessarily be called from the decoding thread. The decoding
|
|
// thread may have held the lock when calling VideoDecoder::Decode, Reset, or
|
|
// Release. Acquiring the same lock in the path of decode callback can deadlock.
|
|
int32_t VideoStreamDecoder::FrameToRender(VideoFrame& video_frame,
|
|
absl::optional<uint8_t> qp,
|
|
int32_t decode_time_ms,
|
|
VideoContentType content_type) {
|
|
receive_stats_callback_->OnDecodedFrame(video_frame, qp, decode_time_ms,
|
|
content_type);
|
|
incoming_video_stream_->OnFrame(video_frame);
|
|
return 0;
|
|
}
|
|
|
|
void VideoStreamDecoder::OnDroppedFrames(uint32_t frames_dropped) {
|
|
receive_stats_callback_->OnDroppedFrames(frames_dropped);
|
|
}
|
|
|
|
void VideoStreamDecoder::OnIncomingPayloadType(int payload_type) {
|
|
receive_stats_callback_->OnIncomingPayloadType(payload_type);
|
|
}
|
|
|
|
void VideoStreamDecoder::OnDecoderImplementationName(
|
|
const char* implementation_name) {
|
|
receive_stats_callback_->OnDecoderImplementationName(implementation_name);
|
|
}
|
|
|
|
} // namespace webrtc
|