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fix mpeg 4:2:2 vis_qp and vis_mb_type debug, fix issue #471 

Originally committed as revision 14493 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-07-31 19:51:19 +00:00
parent 138568e9da
commit 014d2f0509
1 changed files with 10 additions and 9 deletions
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19
libavcodec/mpegvideo.c
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@ -560,8 +560,8 @@ int MPV_common_init(MpegEncContext *s)
s->parse_context.state= -1;
if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
s->visualization_buffer[0] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
s->visualization_buffer[1] = av_malloc((s->mb_width*8 + EDGE_WIDTH) * s->mb_height*8 + EDGE_WIDTH);
s->visualization_buffer[2] = av_malloc((s->mb_width*8 + EDGE_WIDTH) * s->mb_height*8 + EDGE_WIDTH);
s->visualization_buffer[1] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
s->visualization_buffer[2] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
}
s->context_initialized = 1;
@ -1164,7 +1164,7 @@ void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
int mb_y;
uint8_t *ptr;
int i;
int h_chroma_shift, v_chroma_shift;
int h_chroma_shift, v_chroma_shift, block_height;
const int width = s->avctx->width;
const int height= s->avctx->height;
const int mv_sample_log2= 4 - pict->motion_subsample_log2;
@ -1178,6 +1178,7 @@ void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
}
pict->type= FF_BUFFER_TYPE_COPY;
ptr= pict->data[0];
block_height = 16>>v_chroma_shift;
for(mb_y=0; mb_y<s->mb_height; mb_y++){
int mb_x;
@ -1255,9 +1256,9 @@ void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
if((s->avctx->debug&FF_DEBUG_VIS_QP) && pict->motion_val){
uint64_t c= (pict->qscale_table[mb_index]*128/31) * 0x0101010101010101ULL;
int y;
for(y=0; y<8; y++){
*(uint64_t*)(pict->data[1] + 8*mb_x + (8*mb_y + y)*pict->linesize[1])= c;
*(uint64_t*)(pict->data[2] + 8*mb_x + (8*mb_y + y)*pict->linesize[2])= c;
for(y=0; y<block_height; y++){
*(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= c;
*(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= c;
}
}
if((s->avctx->debug&FF_DEBUG_VIS_MB_TYPE) && pict->motion_val){
@ -1297,9 +1298,9 @@ v= (int)(128 + r*sin(theta*3.141592/180));
u*= 0x0101010101010101ULL;
v*= 0x0101010101010101ULL;
for(y=0; y<8; y++){
*(uint64_t*)(pict->data[1] + 8*mb_x + (8*mb_y + y)*pict->linesize[1])= u;
*(uint64_t*)(pict->data[2] + 8*mb_x + (8*mb_y + y)*pict->linesize[2])= v;
for(y=0; y<block_height; y++){
*(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= u;
*(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= v;
}
//segmentation