1016 |
|
|
1017 |
/* read xvid bitstream version */ |
/* read xvid bitstream version */ |
1018 |
if(strncmp(tmp, "XviD", 4) == 0) { |
if(strncmp(tmp, "XviD", 4) == 0) { |
1019 |
|
if (tmp[strlen(tmp)-1] == 'C') { |
1020 |
|
sscanf(tmp, "XviD%dC", &dec->bs_version); |
1021 |
|
dec->cartoon_mode = 1; |
1022 |
|
} |
1023 |
|
else |
1024 |
sscanf(tmp, "XviD%d", &dec->bs_version); |
sscanf(tmp, "XviD%d", &dec->bs_version); |
1025 |
|
|
1026 |
DPRINTF(XVID_DEBUG_HEADER, "xvid bitstream version=%i", dec->bs_version); |
DPRINTF(XVID_DEBUG_HEADER, "xvid bitstream version=%i", dec->bs_version); |
1027 |
} |
} |
1028 |
|
|
1081 |
*/ |
*/ |
1082 |
void |
void |
1083 |
BitstreamWriteVolHeader(Bitstream * const bs, |
BitstreamWriteVolHeader(Bitstream * const bs, |
1084 |
const MBParam * pParam) |
const MBParam * pParam, |
1085 |
|
const FRAMEINFO * const frame) |
1086 |
{ |
{ |
1087 |
static const unsigned int vo_id = 0; |
static const unsigned int vo_id = 0; |
1088 |
static const unsigned int vol_id = 0; |
static const unsigned int vol_id = 0; |
1089 |
int vol_ver_id = 1; |
int vol_ver_id = 1; |
1090 |
int vol_type_ind = VIDOBJLAY_TYPE_SIMPLE; |
int vol_type_ind = VIDOBJLAY_TYPE_SIMPLE; |
1091 |
|
int vol_profile = pParam->profile; |
1092 |
|
|
1093 |
if ( (pParam->vol_flags & XVID_VOL_QUARTERPEL) || |
if ( (pParam->vol_flags & XVID_VOL_QUARTERPEL) || |
1094 |
(pParam->vol_flags & XVID_VOL_GMC) || |
(pParam->vol_flags & XVID_VOL_GMC) || |
1114 |
* byte aligned, and that always 1-8 padding bits have been written |
* byte aligned, and that always 1-8 padding bits have been written |
1115 |
*/ |
*/ |
1116 |
|
|
1117 |
if (pParam->profile) { |
if (!vol_profile) { |
1118 |
BitstreamPutBits(bs, VISOBJSEQ_START_CODE, 32); |
/* Profile was not set by client app, use the more permissive profile |
1119 |
BitstreamPutBits(bs, pParam->profile, 8); |
* compatible with the vol_type_id */ |
1120 |
|
switch(vol_type_ind) { |
1121 |
|
case VIDOBJLAY_TYPE_ASP: |
1122 |
|
vol_profile = 0xf5; /* ASP level 5 */ |
1123 |
|
break; |
1124 |
|
case VIDOBJLAY_TYPE_ART_SIMPLE: |
1125 |
|
vol_profile = 0x94; /* ARTS level 4 */ |
1126 |
|
break; |
1127 |
|
default: |
1128 |
|
vol_profile = 0x03; /* Simple level 3 */ |
1129 |
|
break; |
1130 |
|
} |
1131 |
} |
} |
1132 |
|
|
1133 |
|
/* Write the VOS header */ |
1134 |
|
BitstreamPutBits(bs, VISOBJSEQ_START_CODE, 32); |
1135 |
|
BitstreamPutBits(bs, vol_profile, 8); /* profile_and_level_indication */ |
1136 |
|
|
1137 |
|
|
1138 |
/* visual_object_start_code */ |
/* visual_object_start_code */ |
1139 |
BitstreamPad(bs); |
BitstreamPad(bs); |
1140 |
BitstreamPutBits(bs, VISOBJ_START_CODE, 32); |
BitstreamPutBits(bs, VISOBJ_START_CODE, 32); |
1266 |
BitstreamPadAlways(bs); /* next_start_code(); */ |
BitstreamPadAlways(bs); /* next_start_code(); */ |
1267 |
|
|
1268 |
/* fake divx5 id, to ensure compatibility with divx5 decoder */ |
/* fake divx5 id, to ensure compatibility with divx5 decoder */ |
1269 |
#define DIVX5_ID "DivX000b000p" |
#define DIVX5_ID "DivX999b000p" |
1270 |
if (pParam->max_bframes > 0 && (pParam->global_flags & XVID_GLOBAL_PACKED)) { |
if (pParam->max_bframes > 0 && (pParam->global_flags & XVID_GLOBAL_PACKED)) { |
1271 |
BitstreamWriteUserData(bs, DIVX5_ID, strlen(DIVX5_ID)); |
BitstreamWriteUserData(bs, DIVX5_ID, strlen(DIVX5_ID)); |
1272 |
} |
} |
1273 |
|
|
1274 |
/* xvid id */ |
/* xvid id */ |
1275 |
#define XVID_ID "XviD" XVID_BS_VERSION |
#define XVID_ID "XviD" XVID_BS_VERSION |
1276 |
BitstreamWriteUserData(bs, XVID_ID, strlen(XVID_ID)); |
{ |
1277 |
|
char xvid_id_string[100]; |
1278 |
|
|
1279 |
|
if (frame->vop_flags & XVID_VOP_CARTOON) |
1280 |
|
sprintf(xvid_id_string, "%sC", XVID_ID); |
1281 |
|
else |
1282 |
|
sprintf(xvid_id_string, "%s", XVID_ID); |
1283 |
|
|
1284 |
|
BitstreamWriteUserData(bs, xvid_id_string, strlen(xvid_id_string)); |
1285 |
|
} |
1286 |
} |
} |
1287 |
|
|
1288 |
|
|