89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
/*
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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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