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89 lines
3.3 KiB
89 lines
3.3 KiB
/* |
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* Copyright (c) 2009-2011 Intel Corporation. All rights reserved. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef OMX_VIDEO_DECODER_AVC_H_ |
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#define OMX_VIDEO_DECODER_AVC_H_ |
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#include "OMXVideoDecoderBase.h" |
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class OMXVideoDecoderAVC : public OMXVideoDecoderBase { |
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public: |
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OMXVideoDecoderAVC(); |
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virtual ~OMXVideoDecoderAVC(); |
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protected: |
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virtual OMX_ERRORTYPE InitInputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *paramPortDefinitionInput); |
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virtual OMX_ERRORTYPE ProcessorInit(void); |
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virtual OMX_ERRORTYPE ProcessorDeinit(void); |
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virtual OMX_ERRORTYPE ProcessorFlush(OMX_U32 portIndex); |
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virtual OMX_ERRORTYPE ProcessorProcess( |
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OMX_BUFFERHEADERTYPE ***pBuffers, |
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buffer_retain_t *retains, |
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OMX_U32 numberBuffers); |
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virtual OMX_ERRORTYPE PrepareConfigBuffer(VideoConfigBuffer *p); |
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virtual OMX_ERRORTYPE PrepareDecodeBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p); |
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virtual OMX_ERRORTYPE BuildHandlerList(void); |
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virtual OMX_ERRORTYPE SetMaxOutputBufferCount(OMX_PARAM_PORTDEFINITIONTYPE *p); |
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virtual OMX_COLOR_FORMATTYPE GetOutputColorFormat(int width); |
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DECLARE_HANDLER(OMXVideoDecoderAVC, ParamVideoAvc); |
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DECLARE_HANDLER(OMXVideoDecoderAVC, ParamIntelAVCDecodeSettings); |
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DECLARE_HANDLER(OMXVideoDecoderAVC, ParamVideoAVCProfileLevel); |
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private: |
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inline OMX_ERRORTYPE AccumulateBuffer(OMX_BUFFERHEADERTYPE *buffer); |
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inline OMX_ERRORTYPE FillDecodeBuffer(VideoDecodeBuffer *p); |
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private: |
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enum { |
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// OMX_PARAM_PORTDEFINITIONTYPE |
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INPORT_MIN_BUFFER_COUNT = 1, |
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INPORT_ACTUAL_BUFFER_COUNT = 5, |
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INPORT_BUFFER_SIZE = 1382400, |
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// for OMX_VIDEO_PARAM_INTEL_AVC_DECODE_SETTINGS |
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// default number of reference frame |
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NUM_REFERENCE_FRAME = 4, |
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// extra number of reference frame to allocate for video conferencing use case. |
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// total number of reference frame allocated by default in video conferencing use case is 10. |
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EXTRA_REFERENCE_FRAME = 6, |
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// a typical value for 1080p clips |
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OUTPORT_NATIVE_BUFFER_COUNT = 11, |
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MAX_OUTPORT_BUFFER_COUNT = 23, |
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}; |
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OMX_VIDEO_PARAM_AVCTYPE mParamAvc; |
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// This parameter is used for video conferencing use case. Application or OMX client can preset |
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// maximum video size and maximum reference frame (default value is NUM_REFERENCE_FRAME). Using these |
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// information OMX AVC decoder can start up video decoder library without paring configuration data, or start up |
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// video decoder at earlier stage. |
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// If actual video size is less than the maximum video size, frame cropping will be used in the encoder side. |
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OMX_VIDEO_PARAM_INTEL_AVC_DECODE_SETTINGS mDecodeSettings; |
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private: |
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OMX_U8 *mAccumulateBuffer; |
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OMX_U32 mBufferSize; |
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OMX_U32 mFilledLen; |
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OMX_TICKS mTimeStamp; |
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}; |
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#endif /* OMX_VIDEO_DECODER_AVC_H_ */
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