virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-03-03 14:32:16 +02:00
Code Issues Releases Activity

cavsdec: initialize all tables to zeros.

Browse Source 
This ensures that they dont contain invalid values.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-30 21:47:06 +02:00
parent a627c1a146
commit 280beebd39
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
libavcodec/cavs.c
View File

@ -653,17 +653,17 @@ void ff_cavs_init_pic(AVSContext *h) {
*/ */
void ff_cavs_init_top_lines(AVSContext *h) { void ff_cavs_init_top_lines(AVSContext *h) {
/* alloc top line of predictors */ /* alloc top line of predictors */
h->top_qp = av_malloc( h->mb_width); h->top_qp = av_mallocz( h->mb_width);
h->top_mv[0] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector)); h->top_mv[0] = av_mallocz((h->mb_width*2+1)*sizeof(cavs_vector));
h->top_mv[1] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector)); h->top_mv[1] = av_mallocz((h->mb_width*2+1)*sizeof(cavs_vector));
h->top_pred_Y = av_malloc( h->mb_width*2*sizeof(*h->top_pred_Y)); h->top_pred_Y = av_mallocz( h->mb_width*2*sizeof(*h->top_pred_Y));
h->top_border_y = av_malloc((h->mb_width+1)*16); h->top_border_y = av_mallocz((h->mb_width+1)*16);
h->top_border_u = av_malloc( h->mb_width * 10); h->top_border_u = av_mallocz( h->mb_width * 10);
h->top_border_v = av_malloc( h->mb_width * 10); h->top_border_v = av_mallocz( h->mb_width * 10);
/* alloc space for co-located MVs and types */ /* alloc space for co-located MVs and types */
h->col_mv = av_malloc( h->mb_width*h->mb_height*4*sizeof(cavs_vector)); h->col_mv = av_mallocz( h->mb_width*h->mb_height*4*sizeof(cavs_vector));
h->col_type_base = av_malloc(h->mb_width*h->mb_height); h->col_type_base = av_mallocz(h->mb_width*h->mb_height);
h->block = av_mallocz(64*sizeof(DCTELEM)); h->block = av_mallocz(64*sizeof(DCTELEM));
} }