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131 lines
3.9 KiB
131 lines
3.9 KiB
/*
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* Copyright (C) 2009 The Android Open Source Project
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* Modified for use by h264bsd standalone library
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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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/*------------------------------------------------------------------------------
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Table of contents
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1. Include headers
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2. Module defines
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3. Data types
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4. Function prototypes
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------------------------------------------------------------------------------*/
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#ifndef H264SWDEC_VUI_H
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#define H264SWDEC_VUI_H
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/*------------------------------------------------------------------------------
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1. Include headers
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------------------------------------------------------------------------------*/
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#include "basetype.h"
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#include "h264bsd_stream.h"
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/*------------------------------------------------------------------------------
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2. Module defines
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------------------------------------------------------------------------------*/
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#define MAX_CPB_CNT 32
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/*------------------------------------------------------------------------------
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3. Data types
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------------------------------------------------------------------------------*/
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/* enumerated sample aspect ratios, ASPECT_RATIO_M_N means M:N */
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enum
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{
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ASPECT_RATIO_UNSPECIFIED = 0,
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ASPECT_RATIO_1_1,
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ASPECT_RATIO_12_11,
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ASPECT_RATIO_10_11,
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ASPECT_RATIO_16_11,
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ASPECT_RATIO_40_33,
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ASPECT_RATIO_24_11,
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ASPECT_RATIO_20_11,
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ASPECT_RATIO_32_11,
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ASPECT_RATIO_80_33,
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ASPECT_RATIO_18_11,
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ASPECT_RATIO_15_11,
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ASPECT_RATIO_64_33,
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ASPECT_RATIO_160_99,
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ASPECT_RATIO_EXTENDED_SAR = 255
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};
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/* structure to store Hypothetical Reference Decoder (HRD) parameters */
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typedef struct
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{
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u32 cpbCnt;
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u32 bitRateScale;
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u32 cpbSizeScale;
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u32 bitRateValue[MAX_CPB_CNT];
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u32 cpbSizeValue[MAX_CPB_CNT];
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u32 cbrFlag[MAX_CPB_CNT];
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u32 initialCpbRemovalDelayLength;
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u32 cpbRemovalDelayLength;
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u32 dpbOutputDelayLength;
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u32 timeOffsetLength;
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} hrdParameters_t;
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/* storage for VUI parameters */
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typedef struct
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{
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u32 aspectRatioPresentFlag;
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u32 aspectRatioIdc;
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u32 sarWidth;
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u32 sarHeight;
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u32 overscanInfoPresentFlag;
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u32 overscanAppropriateFlag;
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u32 videoSignalTypePresentFlag;
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u32 videoFormat;
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u32 videoFullRangeFlag;
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u32 colourDescriptionPresentFlag;
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u32 colourPrimaries;
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u32 transferCharacteristics;
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u32 matrixCoefficients;
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u32 chromaLocInfoPresentFlag;
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u32 chromaSampleLocTypeTopField;
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u32 chromaSampleLocTypeBottomField;
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u32 timingInfoPresentFlag;
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u32 numUnitsInTick;
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u32 timeScale;
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u32 fixedFrameRateFlag;
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u32 nalHrdParametersPresentFlag;
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hrdParameters_t nalHrdParameters;
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u32 vclHrdParametersPresentFlag;
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hrdParameters_t vclHrdParameters;
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u32 lowDelayHrdFlag;
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u32 picStructPresentFlag;
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u32 bitstreamRestrictionFlag;
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u32 motionVectorsOverPicBoundariesFlag;
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u32 maxBytesPerPicDenom;
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u32 maxBitsPerMbDenom;
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u32 log2MaxMvLengthHorizontal;
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u32 log2MaxMvLengthVertical;
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u32 numReorderFrames;
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u32 maxDecFrameBuffering;
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} vuiParameters_t;
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/*------------------------------------------------------------------------------
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4. Function prototypes
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------------------------------------------------------------------------------*/
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u32 h264bsdDecodeVuiParameters(strmData_t *pStrmData,
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vuiParameters_t *pVuiParameters);
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#endif /* #ifdef H264SWDEC_VUI_H */
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