webrtc/api/video_codecs/video_decoder.h
Danil Chapovalov 0bc58cf876 Replace rtc::Optional with absl::optional in api
This is a no-op change because rtc::Optional is an alias to absl::optional

This CL generated by running script with parameter 'api'
Then undo changes to optional target itself and optional_unittests

find $@ -type f \( -name \*.h -o -name \*.cc \) \
-exec sed -i 's|rtc::Optional|absl::optional|g' {} \+ \
-exec sed -i 's|rtc::nullopt|absl::nullopt|g' {} \+ \
-exec sed -i 's|#include "api/optional.h"|#include "absl/types/optional.h"|' {} \+

find $@ -type f -name BUILD.gn \
-exec sed -r -i 's|"[\./api]*:optional"|"//third_party/abseil-cpp/absl/types:optional"|' {} \+;

git cl format

Bug: webrtc:9078
Change-Id: I44093da213369d6a502e33792c694f620f53b779
Reviewed-on: https://webrtc-review.googlesource.com/84621
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23707}
2018-06-21 12:50:03 +00:00

77 lines
2.5 KiB
C++

/*
* Copyright (c) 2014 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 API_VIDEO_CODECS_VIDEO_DECODER_H_
#define API_VIDEO_CODECS_VIDEO_DECODER_H_
#include <memory>
#include <string>
#include <vector>
#include "api/video/video_frame.h"
#include "api/video_codecs/video_codec.h"
#include "common_video/include/video_frame.h"
namespace webrtc {
// TODO(pbos): Expose these through a public (root) header or change these APIs.
struct CodecSpecificInfo;
class VideoCodec;
class DecodedImageCallback {
public:
virtual ~DecodedImageCallback() {}
virtual int32_t Decoded(VideoFrame& decodedImage) = 0;
// Provides an alternative interface that allows the decoder to specify the
// decode time excluding waiting time for any previous pending frame to
// return. This is necessary for breaking positive feedback in the delay
// estimation when the decoder has a single output buffer.
virtual int32_t Decoded(VideoFrame& decodedImage, int64_t decode_time_ms);
// TODO(sakal): Remove other implementations when upstream projects have been
// updated.
virtual void Decoded(VideoFrame& decodedImage,
absl::optional<int32_t> decode_time_ms,
absl::optional<uint8_t> qp);
virtual int32_t ReceivedDecodedReferenceFrame(const uint64_t pictureId);
virtual int32_t ReceivedDecodedFrame(const uint64_t pictureId);
};
class VideoDecoder {
public:
virtual ~VideoDecoder() {}
virtual int32_t InitDecode(const VideoCodec* codec_settings,
int32_t number_of_cores) = 0;
virtual int32_t Decode(const EncodedImage& input_image,
bool missing_frames,
const CodecSpecificInfo* codec_specific_info,
int64_t render_time_ms) = 0;
virtual int32_t RegisterDecodeCompleteCallback(
DecodedImageCallback* callback) = 0;
virtual int32_t Release() = 0;
// Returns true if the decoder prefer to decode frames late.
// That is, it can not decode infinite number of frames before the decoded
// frame is consumed.
virtual bool PrefersLateDecoding() const;
virtual const char* ImplementationName() const;
};
} // namespace webrtc
#endif // API_VIDEO_CODECS_VIDEO_DECODER_H_