f1e807c0e5
R=pwestin@webrtc.org, stefan@webrtc.org Review URL: https://webrtc-codereview.appspot.com/2142004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4688 4adac7df-926f-26a2-2b94-8c16560cd09d
97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_VIDEO_CODING_MAIN_SOURCE_FRAME_BUFFER_H_
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#define WEBRTC_MODULES_VIDEO_CODING_MAIN_SOURCE_FRAME_BUFFER_H_
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#include "webrtc/modules/interface/module_common_types.h"
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#include "webrtc/modules/video_coding/main/interface/video_coding.h"
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#include "webrtc/modules/video_coding/main/source/encoded_frame.h"
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#include "webrtc/modules/video_coding/main/source/jitter_buffer_common.h"
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#include "webrtc/modules/video_coding/main/source/session_info.h"
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#include "webrtc/typedefs.h"
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namespace webrtc {
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class VCMFrameBuffer : public VCMEncodedFrame {
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public:
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VCMFrameBuffer();
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virtual ~VCMFrameBuffer();
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VCMFrameBuffer(const VCMFrameBuffer& rhs);
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virtual void Reset();
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VCMFrameBufferEnum InsertPacket(const VCMPacket& packet,
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int64_t timeInMs,
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VCMDecodeErrorMode decode_error_mode,
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const FrameData& frame_data);
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// State
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// Get current state of frame
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VCMFrameBufferStateEnum GetState() const;
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// Get current state and timestamp of frame
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VCMFrameBufferStateEnum GetState(uint32_t& timeStamp) const;
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void PrepareForDecode(bool continuous);
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bool IsRetransmitted() const;
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bool IsSessionComplete() const;
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bool HaveFirstPacket() const;
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bool HaveLastPacket() const;
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int NumPackets() const;
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// Makes sure the session contain a decodable stream.
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void MakeSessionDecodable();
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// Sequence numbers
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// Get lowest packet sequence number in frame
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int32_t GetLowSeqNum() const;
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// Get highest packet sequence number in frame
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int32_t GetHighSeqNum() const;
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int PictureId() const;
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int TemporalId() const;
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bool LayerSync() const;
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int Tl0PicId() const;
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bool NonReference() const;
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// Set counted status (as counted by JB or not)
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void SetCountedFrame(bool frameCounted);
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bool GetCountedFrame() const;
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// Increments a counter to keep track of the number of packets of this frame
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// which were NACKed before they arrived.
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void IncrementNackCount();
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// Returns the number of packets of this frame which were NACKed before they
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// arrived.
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int16_t GetNackCount() const;
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int64_t LatestPacketTimeMs() const;
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webrtc::FrameType FrameType() const;
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void SetPreviousFrameLoss();
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// The number of packets discarded because the decoder can't make use of
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// them.
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int NotDecodablePackets() const;
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private:
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void SetState(VCMFrameBufferStateEnum state); // Set state of frame
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VCMFrameBufferStateEnum _state; // Current state of the frame
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bool _frameCounted; // Was this frame counted by JB?
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VCMSessionInfo _sessionInfo;
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uint16_t _nackCount;
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int64_t _latestPacketTimeMs;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_VIDEO_CODING_MAIN_SOURCE_FRAME_BUFFER_H_
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