blob: ce2d4c3faf3b41993d786ed8d5f54aa9d10372c6 [file] [log] [blame]
* Copyright (c) 2011 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 "typedefs.h"
#include "module_common_types.h"
#include "encoded_frame.h"
#include "frame_list.h"
#include "jitter_buffer_common.h"
#include "session_info.h"
namespace webrtc
class VCMFrameBuffer : public VCMEncodedFrame
virtual ~VCMFrameBuffer();
VCMFrameBuffer(VCMFrameBuffer& rhs);
virtual void Reset();
VCMFrameBufferEnum InsertPacket(const VCMPacket& packet,
WebRtc_Word64 timeInMs,
bool enableDecodableState,
WebRtc_UWord32 rttMs);
// State
// Get current state of frame
VCMFrameBufferStateEnum GetState() const;
// Get current state and timestamp of frame
VCMFrameBufferStateEnum GetState(WebRtc_UWord32& timeStamp) const;
void SetState(VCMFrameBufferStateEnum state); // Set state of frame
bool IsRetransmitted() const;
bool IsSessionComplete() const;
bool HaveLastPacket() const;
// Makes sure the session contain a decodable stream.
void MakeSessionDecodable();
// Sequence numbers
// Get lowest packet sequence number in frame
WebRtc_Word32 GetLowSeqNum() const;
// Get highest packet sequence number in frame
WebRtc_Word32 GetHighSeqNum() const;
int PictureId() const;
int TemporalId() const;
bool LayerSync() const;
int Tl0PicId() const;
bool NonReference() const;
// Set counted status (as counted by JB or not)
void SetCountedFrame(bool frameCounted);
bool GetCountedFrame() const;
// NACK - Building the NACK lists.
// Build hard NACK list: Zero out all entries in list up to and including
// _lowSeqNum.
int BuildHardNackList(int* list, int num);
// Build soft NACK list: Zero out only a subset of the packets, discard
// empty packets.
int BuildSoftNackList(int* list, int num, int rttMs);
void IncrementNackCount();
WebRtc_Word16 GetNackCount() const;
WebRtc_Word64 LatestPacketTimeMs();
webrtc::FrameType FrameType() const;
void SetPreviousFrameLoss();
WebRtc_Word32 ExtractFromStorage(const EncodedVideoData& frameFromStorage);
// The number of packets discarded because the decoder can't make use of
// them.
int NotDecodablePackets() const;
void RestructureFrameInformation();
void PrepareForDecode();
VCMFrameBufferStateEnum _state; // Current state of the frame
bool _frameCounted; // Was this frame counted by JB?
VCMSessionInfo _sessionInfo;
WebRtc_UWord16 _nackCount;
WebRtc_Word64 _latestPacketTimeMs;
} // namespace webrtc