case CODEC_ID_MPEG4:
break;
case CODEC_ID_MSMPEG4V1:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=1;
break;
case CODEC_ID_MSMPEG4V2:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=2;
break;
case CODEC_ID_MSMPEG4V3:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=3;
break;
case CODEC_ID_WMV1:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=4;
break;
case CODEC_ID_WMV2:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=5;
break;
case CODEC_ID_VC1:
case CODEC_ID_WMV3:
- s->h263_msmpeg4 = 1;
s->h263_pred = 1;
s->msmpeg4_version=6;
avctx->chroma_sample_location = AVCHROMA_LOC_LEFT;
if( s->codec_id==CODEC_ID_MPEG4
&& (s->workaround_bugs&FF_BUG_AUTODETECT)
&& get_bits_left(&s->gb) >=0
- && get_bits_left(&s->gb) < 48
+ && get_bits_left(&s->gb) < 137
// && !s->resync_marker
&& !s->data_partitioning){
/* We need to set current_picture_ptr before reading the header,
* otherwise we cannot store anyting in there */
- if(s->current_picture_ptr==NULL || s->current_picture_ptr->data[0]){
+ if (s->current_picture_ptr == NULL || s->current_picture_ptr->f.data[0]) {
int i= ff_find_unused_picture(s, 0);
s->current_picture_ptr= &s->picture[i];
}
s->gob_index = ff_h263_get_gob_height(s);
// for skipping the frame
- s->current_picture.pict_type= s->pict_type;
- s->current_picture.key_frame= s->pict_type == AV_PICTURE_TYPE_I;
+ s->current_picture.f.pict_type = s->pict_type;
+ s->current_picture.f.key_frame = s->pict_type == AV_PICTURE_TYPE_I;
/* skip B-frames if we don't have reference frames */
if(s->last_picture_ptr==NULL && (s->pict_type==AV_PICTURE_TYPE_B || s->dropable)) return get_consumed_bytes(s, buf_size);
if(s->slice_height==0 || s->mb_x!=0 || (s->mb_y%s->slice_height)!=0 || get_bits_count(&s->gb) > s->gb.size_in_bits)
break;
}else{
+ int prev_x=s->mb_x, prev_y=s->mb_y;
if(ff_h263_resync(s)<0)
break;
+ if (prev_y * s->mb_width + prev_x < s->mb_y * s->mb_width + s->mb_x)
+ s->error_occurred = 1;
}
if(s->msmpeg4_version<4 && s->h263_pred)
decode_slice(s);
}
- if (s->h263_msmpeg4 && s->msmpeg4_version<4 && s->pict_type==AV_PICTURE_TYPE_I)
+ if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type==AV_PICTURE_TYPE_I)
if(!CONFIG_MSMPEG4_DECODER || msmpeg4_decode_ext_header(s, buf_size) < 0){
s->error_status_table[s->mb_num-1]= AC_ERROR|DC_ERROR|MV_ERROR;
}
frame_end:
/* divx 5.01+ bistream reorder stuff */
if(s->codec_id==CODEC_ID_MPEG4 && s->divx_packed){
- int current_pos= get_bits_count(&s->gb)>>3;
+ int current_pos= s->gb.buffer == s->bitstream_buffer ? 0 : (get_bits_count(&s->gb)>>3);
int startcode_found=0;
if(buf_size - current_pos > 5){
int i;
- for(i=current_pos; i<buf_size-3; i++){
+ for(i=current_pos; i<buf_size-4; i++){
if(buf[i]==0 && buf[i+1]==0 && buf[i+2]==1 && buf[i+3]==0xB6){
- startcode_found=1;
+ startcode_found=!(buf[i+4]&0x40);
break;
}
}
}
- if(s->gb.buffer == s->bitstream_buffer && buf_size>7 && s->xvid_build>=0){ //xvid style
- startcode_found=1;
- current_pos=0;
- }
if(startcode_found){
av_fast_malloc(