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* |
* |
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* Modifications: |
* Modifications: |
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* |
* |
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* 29.03.2002 removed MBFieldToFrame - no longer used (transfers instead) |
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* 26.03.2002 interlacing support |
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* 02.12.2001 motion estimation/compensation split |
* 02.12.2001 motion estimation/compensation split |
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* 16.11.2001 const/uint32_t changes to MBMotionEstComp() |
* 16.11.2001 const/uint32_t changes to MBMotionEstComp() |
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* 26.08.2001 added inter4v_mode parameter to MBMotionEstComp() |
* 26.08.2001 added inter4v_mode parameter to MBMotionEstComp() |
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const IMAGE * const pRefV, |
const IMAGE * const pRefV, |
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const IMAGE * const pRefHV, |
const IMAGE * const pRefHV, |
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IMAGE * const pCurrent, |
IMAGE * const pCurrent, |
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int16_t dct_codes[][64], |
int16_t dct_codes[6*64], |
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const uint32_t width, |
const uint32_t width, |
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const uint32_t height, |
const uint32_t height, |
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const uint32_t edged_width, |
const uint32_t edged_width, |
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void MBTransQuantIntra(const MBParam *pParam, |
void MBTransQuantIntra(const MBParam *pParam, |
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MACROBLOCK * pMB, |
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const uint32_t x_pos, /* <-- The x position of the MB to be searched */ |
const uint32_t x_pos, /* <-- The x position of the MB to be searched */ |
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const uint32_t y_pos, /* <-- The y position of the MB to be searched */ |
const uint32_t y_pos, /* <-- The y position of the MB to be searched */ |
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int16_t data[][64], /* <-> the data of the MB to be coded */ |
int16_t data[6*64], /* <-> the data of the MB to be coded */ |
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int16_t qcoeff[][64], /* <-> the quantized DCT coefficients */ |
int16_t qcoeff[6*64], /* <-> the quantized DCT coefficients */ |
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IMAGE * const pCurrent /* <-> the reconstructed image ( function will update one |
IMAGE * const pCurrent /* <-> the reconstructed image */ |
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MB in it with data from data[] ) */ |
/* (function will update one MB in it with data from data[]) */ |
64 |
); |
); |
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uint8_t MBTransQuantInter(const MBParam *pParam, /* <-- the parameter for DCT transformation |
uint8_t MBTransQuantInter(const MBParam *pParam, /* <-- the parameter for DCT transformation |
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and Quantization */ |
and Quantization */ |
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MACROBLOCK * pMB, |
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const uint32_t x_pos, /* <-- The x position of the MB to be searched */ |
const uint32_t x_pos, /* <-- The x position of the MB to be searched */ |
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const uint32_t y_pos, /* <-- The y position of the MB to be searched */ |
const uint32_t y_pos, /* <-- The y position of the MB to be searched */ |
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int16_t data[][64], /* <-> the data of the MB to be coded */ |
int16_t data[6*64], /* <-> the data of the MB to be coded */ |
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int16_t qcoeff[][64], /* <-> the quantized DCT coefficients */ |
int16_t qcoeff[6*64], /* <-> the quantized DCT coefficients */ |
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IMAGE * const pCurrent /* <-> the reconstructed image ( function will |
IMAGE * const pCurrent /* <-> the reconstructed image ( function will |
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update one MB in it with data from data[] ) */ |
update one MB in it with data from data[] ) */ |
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); |
); |
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79 |
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/** interlacing **/ |
80 |
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81 |
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uint32_t MBDecideFieldDCT(int16_t data[6*64]); /* <- decide whether to use field-based DCT |
82 |
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for interlacing */ |
83 |
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84 |
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void MBFrameToField(int16_t data[6*64]); /* de-interlace vertical Y blocks */ |
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/** MBCoding.c **/ |
/** MBCoding.c **/ |
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89 |
void MBCoding(const MBParam *pParam, /* <-- the parameter for coding of the bitstream */ |
void MBCoding(const MBParam *pParam, /* <-- the parameter for coding of the bitstream */ |
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MACROBLOCK *pMB, /* <-- Info of the MB to be coded */ |
MACROBLOCK *pMB, /* <-- Info of the MB to be coded */ |
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int16_t qcoeff[][64], /* <-- the quantized DCT coefficients */ |
int16_t qcoeff[6*64], /* <-- the quantized DCT coefficients */ |
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Bitstream * bs, /* <-> the bitstream */ |
Bitstream * bs, /* <-> the bitstream */ |
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Statistics * pStat /* <-> statistical data collected for current frame */ |
Statistics * pStat /* <-> statistical data collected for current frame */ |
94 |
); |
); |