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/*
* 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.
*/
#ifndef MODULES_VIDEO_CODING_FRAME_BUFFER_H_
#define MODULES_VIDEO_CODING_FRAME_BUFFER_H_
#include <stddef.h>
#include <stdint.h>
#include <vector>
#include "modules/video_coding/codecs/h264/include/h264_globals.h"
#include "modules/video_coding/codecs/vp9/include/vp9_globals.h"
#include "modules/video_coding/encoded_frame.h"
#include "modules/video_coding/include/video_coding.h"
#include "modules/video_coding/jitter_buffer_common.h"
#include "modules/video_coding/packet.h"
#include "modules/video_coding/session_info.h"
namespace webrtc {
class VCMFrameBuffer : public VCMEncodedFrame {
public:
VCMFrameBuffer();
virtual ~VCMFrameBuffer();
virtual void Reset();
VCMFrameBufferEnum InsertPacket(const VCMPacket& packet,
int64_t timeInMs,
const FrameData& frame_data);
// State
// Get current state of frame
VCMFrameBufferStateEnum GetState() const;
void PrepareForDecode(bool continuous);
bool IsSessionComplete() const;
bool HaveFirstPacket() const;
int NumPackets() const;
// Sequence numbers
// Get lowest packet sequence number in frame
int32_t GetLowSeqNum() const;
// Get highest packet sequence number in frame
int32_t GetHighSeqNum() const;
int PictureId() const;
int TemporalId() const;
bool LayerSync() const;
int Tl0PicId() const;
std::vector<NaluInfo> GetNaluInfos() const;
void SetGofInfo(const GofInfoVP9& gof_info, size_t idx);
// Increments a counter to keep track of the number of packets of this frame
// which were NACKed before they arrived.
void IncrementNackCount();
// Returns the number of packets of this frame which were NACKed before they
// arrived.
int16_t GetNackCount() const;
int64_t LatestPacketTimeMs() const;
webrtc::VideoFrameType FrameType() const;
private:
void SetState(VCMFrameBufferStateEnum state); // Set state of frame
VCMFrameBufferStateEnum _state; // Current state of the frame
// Set with SetEncodedData, but keep pointer to the concrete class here, to
// enable reallocation and mutation.
rtc::scoped_refptr<EncodedImageBuffer> encoded_image_buffer_;
VCMSessionInfo _sessionInfo;
uint16_t _nackCount;
int64_t _latestPacketTimeMs;
};
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_FRAME_BUFFER_H_
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