82 |
//#define VIDOBJLAY_TYPE_SIMPLE_SCALABLE 2 |
//#define VIDOBJLAY_TYPE_SIMPLE_SCALABLE 2 |
83 |
#define VIDOBJLAY_TYPE_CORE 3 |
#define VIDOBJLAY_TYPE_CORE 3 |
84 |
#define VIDOBJLAY_TYPE_MAIN 4 |
#define VIDOBJLAY_TYPE_MAIN 4 |
85 |
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//#define VIDOBJLAY_TYPE_NBIT 5 |
86 |
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//#define VIDOBJLAY_TYPE_ANIM_TEXT 6 |
87 |
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//#define VIDOBJLAY_TYPE_ANIM_MESH 7 |
88 |
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//#define VIDOBJLAY_TYPE_SIMPLE_FACE 8 |
89 |
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//#define VIDOBJLAY_TYPE_STILL_SCALABLE 9 |
90 |
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#define VIDOBJLAY_TYPE_ART_SIMPLE 10 |
91 |
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//#define VIDOBJLAY_TYPE_CORE_SCALABLE 11 |
92 |
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#define VIDOBJLAY_TYPE_ACE 12 |
93 |
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//#define VIDOBJLAY_TYPE_SIMPLE_FBA 13 |
94 |
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95 |
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96 |
//#define VIDOBJLAY_AR_SQUARE 1 |
//#define VIDOBJLAY_AR_SQUARE 1 |
106 |
#define VIDOBJLAY_SHAPE_BINARY_ONLY 2 |
#define VIDOBJLAY_SHAPE_BINARY_ONLY 2 |
107 |
#define VIDOBJLAY_SHAPE_GRAYSCALE 3 |
#define VIDOBJLAY_SHAPE_GRAYSCALE 3 |
108 |
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109 |
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110 |
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#define SPRITE_NONE 0 |
111 |
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#define SPRITE_STATIC 1 |
112 |
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#define SPRITE_GMC 2 |
113 |
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114 |
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115 |
#define VO_START_CODE 0x8 |
#define VO_START_CODE 0x8 |
116 |
#define VOL_START_CODE 0x12 |
#define VOL_START_CODE 0x12 |
117 |
#define VOP_START_CODE 0x1b6 |
#define VOP_START_CODE 0x1b6 |
132 |
#define RESYNC_MARKER 1 |
#define RESYNC_MARKER 1 |
133 |
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134 |
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135 |
int |
int read_video_packet_header(Bitstream *bs, |
136 |
read_video_packet_header(Bitstream *bs, int addbits); |
DECODER * dec, |
137 |
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const int addbits, |
138 |
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int * quant, |
139 |
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int * fcode_forward, |
140 |
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int * fcode_backward, |
141 |
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int * intra_dc_threshold); |
142 |
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143 |
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144 |
// header stuff |
// header stuff |
145 |
int BitstreamReadHeaders(Bitstream * bs, |
int BitstreamReadHeaders(Bitstream * bs, |
146 |
DECODER * dec, |
DECODER * dec, |
147 |
uint32_t * rounding, |
uint32_t * rounding, |
148 |
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uint32_t * reduced_resolution, |
149 |
uint32_t * quant, |
uint32_t * quant, |
150 |
uint32_t * fcode_forward, |
uint32_t * fcode_forward, |
151 |
uint32_t * fcode_backward, |
uint32_t * fcode_backward, |
152 |
uint32_t * intra_dc_threshold); |
uint32_t * intra_dc_threshold, |
153 |
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VECTOR * gmc_mv); |
154 |
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155 |
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156 |
void BitstreamWriteVolHeader(Bitstream * const bs, |
void BitstreamWriteVolHeader(Bitstream * const bs, |
157 |
const MBParam * pParam, |
const MBParam * pParam, |
158 |
const FRAMEINFO * frame); |
const FRAMEINFO * const frame); |
159 |
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160 |
void BitstreamWriteVopHeader(Bitstream * const bs, |
void BitstreamWriteVopHeader(Bitstream * const bs, |
161 |
const MBParam * pParam, |
const MBParam * pParam, |
162 |
const FRAMEINFO * frame, |
const FRAMEINFO * const frame, |
163 |
int vop_coded); |
int vop_coded); |
164 |
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165 |
void BitstreamWriteUserData(Bitstream * const bs, |
void BitstreamWriteUserData(Bitstream * const bs, |
359 |
} |
} |
360 |
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361 |
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/* pad bitstream to the next byte boundary */ |
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static void __inline |
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BitstreamPad(Bitstream * const bs) |
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{ |
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uint32_t remainder = bs->pos % 8; |
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if (remainder) { |
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BitstreamForward(bs, 8 - remainder); |
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} |
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} |
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362 |
/* read n bits from bitstream */ |
/* read n bits from bitstream */ |
363 |
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|
364 |
static uint32_t __inline |
static uint32_t __inline |
421 |
} |
} |
422 |
} |
} |
423 |
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424 |
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425 |
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static const int stuffing_codes[8] = |
426 |
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{ |
427 |
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/* nbits stuffing code */ |
428 |
|
0, /* 1 0 */ |
429 |
|
1, /* 2 01 */ |
430 |
|
3, /* 3 011 */ |
431 |
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7, /* 4 0111 */ |
432 |
|
0xf, /* 5 01111 */ |
433 |
|
0x1f, /* 6 011111 */ |
434 |
|
0x3f, /* 7 0111111 */ |
435 |
|
0x7f, /* 8 01111111 */ |
436 |
|
}; |
437 |
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438 |
|
/* pad bitstream to the next byte boundary */ |
439 |
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|
440 |
|
static void __inline |
441 |
|
BitstreamPad(Bitstream * const bs) |
442 |
|
{ |
443 |
|
int bits = 8 - (bs->pos % 8); |
444 |
|
if (bits < 8) |
445 |
|
{ |
446 |
|
BitstreamPutBits(bs, stuffing_codes[bits - 1], bits); |
447 |
|
} |
448 |
|
} |
449 |
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450 |
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451 |
|
/* pad bitstream to the next byte boundary |
452 |
|
alway pad: even if currently at the byte boundary */ |
453 |
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|
454 |
|
static void __inline |
455 |
|
BitstreamPadAlways(Bitstream * const bs) |
456 |
|
{ |
457 |
|
int bits = 8 - (bs->pos % 8); |
458 |
|
BitstreamPutBits(bs, stuffing_codes[bits - 1], bits); |
459 |
|
} |
460 |
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461 |
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462 |
#endif /* _BITSTREAM_H_ */ |
#endif /* _BITSTREAM_H_ */ |