7d8c72e2db
This change basicly re-enables the change of r1220, which was reverted in r1235 due to Clang issues. The difference from r1220 is that the TickTimeInterface was renamed to TickTimeClass, and no longer inherits from TickTime. Review URL: http://webrtc-codereview.appspot.com/335006 git-svn-id: http://webrtc.googlecode.com/svn/trunk@1267 4adac7df-926f-26a2-2b94-8c16560cd09d
122 lines
3.5 KiB
C++
122 lines
3.5 KiB
C++
/*
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* Copyright (c) 2011 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_GENERIC_DECODER_H_
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#define WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_
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#include "timing.h"
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#include "timestamp_map.h"
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#include "video_codec_interface.h"
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#include "encoded_frame.h"
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#include "module_common_types.h"
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namespace webrtc
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{
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class VCMReceiveCallback;
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enum { kDecoderFrameMemoryLength = 10 };
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struct VCMFrameInformation
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{
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WebRtc_Word64 renderTimeMs;
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WebRtc_Word64 decodeStartTimeMs;
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void* userData;
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};
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class VCMDecodedFrameCallback : public DecodedImageCallback
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{
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public:
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VCMDecodedFrameCallback(VCMTiming& timing, TickTimeBase* clock);
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virtual ~VCMDecodedFrameCallback();
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void SetUserReceiveCallback(VCMReceiveCallback* receiveCallback);
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virtual WebRtc_Word32 Decoded(RawImage& decodedImage);
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virtual WebRtc_Word32 ReceivedDecodedReferenceFrame(const WebRtc_UWord64 pictureId);
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virtual WebRtc_Word32 ReceivedDecodedFrame(const WebRtc_UWord64 pictureId);
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WebRtc_UWord64 LastReceivedPictureID() const;
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WebRtc_Word32 Map(WebRtc_UWord32 timestamp, VCMFrameInformation* frameInfo);
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WebRtc_Word32 Pop(WebRtc_UWord32 timestamp);
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private:
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CriticalSectionWrapper* _critSect;
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TickTimeBase* _clock;
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VideoFrame _frame;
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VCMReceiveCallback* _receiveCallback;
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VCMTiming& _timing;
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VCMTimestampMap _timestampMap;
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WebRtc_UWord64 _lastReceivedPictureID;
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};
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class VCMGenericDecoder
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{
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friend class VCMCodecDataBase;
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public:
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VCMGenericDecoder(VideoDecoder& decoder, WebRtc_Word32 id = 0, bool isExternal = false);
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~VCMGenericDecoder();
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/**
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* Initialize the decoder with the information from the VideoCodec
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*/
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WebRtc_Word32 InitDecode(const VideoCodec* settings,
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WebRtc_Word32 numberOfCores,
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bool requireKeyFrame);
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/**
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* Decode to a raw I420 frame,
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*
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* inputVideoBuffer reference to encoded video frame
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*/
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WebRtc_Word32 Decode(const VCMEncodedFrame& inputFrame, int64_t nowMs);
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/**
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* Free the decoder memory
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*/
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WebRtc_Word32 Release();
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/**
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* Reset the decoder state, prepare for a new call
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*/
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WebRtc_Word32 Reset();
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/**
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* Codec configuration data sent out-of-band, i.e. in SIP call setup
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*
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* buffer pointer to the configuration data
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* size the size of the configuration data in bytes
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*/
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WebRtc_Word32 SetCodecConfigParameters(const WebRtc_UWord8* /*buffer*/,
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WebRtc_Word32 /*size*/);
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WebRtc_Word32 RegisterDecodeCompleteCallback(VCMDecodedFrameCallback* callback);
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bool External() const;
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protected:
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WebRtc_Word32 _id;
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VCMDecodedFrameCallback* _callback;
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VCMFrameInformation _frameInfos[kDecoderFrameMemoryLength];
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WebRtc_UWord32 _nextFrameInfoIdx;
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VideoDecoder& _decoder;
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VideoCodecType _codecType;
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bool _isExternal;
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bool _requireKeyFrame;
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bool _keyFrameDecoded;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_
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