mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-12 21:30:45 +01:00
f1e392214d
Bug: b/269577953 Change-Id: Ib3db0017becb8a6a680997f59e0f9050a42a3a79 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/293940 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/main@{#39331}
88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
/*
|
|
* Copyright (c) 2019 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.
|
|
*/
|
|
|
|
#ifndef TEST_TESTSUPPORT_IVF_VIDEO_FRAME_GENERATOR_H_
|
|
#define TEST_TESTSUPPORT_IVF_VIDEO_FRAME_GENERATOR_H_
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
#include "absl/types/optional.h"
|
|
#include "api/sequence_checker.h"
|
|
#include "api/test/frame_generator_interface.h"
|
|
#include "api/video/video_codec_type.h"
|
|
#include "api/video/video_frame.h"
|
|
#include "api/video_codecs/video_decoder.h"
|
|
#include "modules/video_coding/utility/ivf_file_reader.h"
|
|
#include "rtc_base/event.h"
|
|
#include "rtc_base/synchronization/mutex.h"
|
|
|
|
namespace webrtc {
|
|
namespace test {
|
|
|
|
// All methods except constructor must be used from the same thread.
|
|
class IvfVideoFrameGenerator : public FrameGeneratorInterface {
|
|
public:
|
|
explicit IvfVideoFrameGenerator(const std::string& file_name);
|
|
~IvfVideoFrameGenerator() override;
|
|
|
|
VideoFrameData NextFrame() override;
|
|
void ChangeResolution(size_t width, size_t height) override;
|
|
Resolution GetResolution() const override;
|
|
|
|
private:
|
|
class DecodedCallback : public DecodedImageCallback {
|
|
public:
|
|
explicit DecodedCallback(IvfVideoFrameGenerator* reader)
|
|
: reader_(reader) {}
|
|
|
|
int32_t Decoded(VideoFrame& decoded_image) override;
|
|
int32_t Decoded(VideoFrame& decoded_image, int64_t decode_time_ms) override;
|
|
void Decoded(VideoFrame& decoded_image,
|
|
absl::optional<int32_t> decode_time_ms,
|
|
absl::optional<uint8_t> qp) override;
|
|
|
|
private:
|
|
IvfVideoFrameGenerator* const reader_;
|
|
};
|
|
|
|
void OnFrameDecoded(const VideoFrame& decoded_frame);
|
|
static std::unique_ptr<VideoDecoder> CreateVideoDecoder(
|
|
VideoCodecType codec_type);
|
|
|
|
DecodedCallback callback_;
|
|
std::unique_ptr<IvfFileReader> file_reader_;
|
|
std::unique_ptr<VideoDecoder> video_decoder_;
|
|
|
|
size_t width_;
|
|
size_t height_;
|
|
|
|
// This lock is used to ensure that all API method will be called
|
|
// sequentially. It is required because we need to ensure that generator
|
|
// won't be destroyed while it is reading the next frame on another thread,
|
|
// because it will cause SIGSEGV when decoder callback will be invoked.
|
|
//
|
|
// FrameGenerator is injected into PeerConnection via some scoped_ref object
|
|
// and it can happen that the last pointer will be destroyed on the different
|
|
// thread comparing to the one from which frames were read.
|
|
Mutex lock_;
|
|
// This lock is used to sync between sending and receiving frame from decoder.
|
|
// We can't reuse `lock_` because then generator can be destroyed between
|
|
// frame was sent to decoder and decoder callback was invoked.
|
|
Mutex frame_decode_lock_;
|
|
|
|
rtc::Event next_frame_decoded_;
|
|
absl::optional<VideoFrame> next_frame_ RTC_GUARDED_BY(frame_decode_lock_);
|
|
};
|
|
|
|
} // namespace test
|
|
} // namespace webrtc
|
|
|
|
#endif // TEST_TESTSUPPORT_IVF_VIDEO_FRAME_GENERATOR_H_
|