[FFmpeg-cvslog] cavsdec: initialize all tables to zeros.
Michael Niedermayer
git at videolan.org
Fri Mar 30 22:06:10 CEST 2012
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Mar 30 21:47:06 2012 +0200| [280beebd399b2d2c9bf58438c2aa2a22a0a53282] | committer: Michael Niedermayer
cavsdec: initialize all tables to zeros.
This ensures that they dont contain invalid values.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=280beebd399b2d2c9bf58438c2aa2a22a0a53282
---
libavcodec/cavs.c | 18 +++++++++---------
1 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c
index 26bc65c..47600c9 100644
--- a/libavcodec/cavs.c
+++ b/libavcodec/cavs.c
@@ -653,17 +653,17 @@ void ff_cavs_init_pic(AVSContext *h) {
*/
void ff_cavs_init_top_lines(AVSContext *h) {
/* alloc top line of predictors */
- h->top_qp = av_malloc( h->mb_width);
- h->top_mv[0] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector));
- h->top_mv[1] = av_malloc((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_border_y = av_malloc((h->mb_width+1)*16);
- h->top_border_u = av_malloc( h->mb_width * 10);
- h->top_border_v = av_malloc( h->mb_width * 10);
+ h->top_qp = av_mallocz( h->mb_width);
+ h->top_mv[0] = av_mallocz((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_mallocz( h->mb_width*2*sizeof(*h->top_pred_Y));
+ h->top_border_y = av_mallocz((h->mb_width+1)*16);
+ h->top_border_u = av_mallocz( h->mb_width * 10);
+ h->top_border_v = av_mallocz( h->mb_width * 10);
/* 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_type_base = av_malloc(h->mb_width*h->mb_height);
+ h->col_mv = av_mallocz( h->mb_width*h->mb_height*4*sizeof(cavs_vector));
+ h->col_type_base = av_mallocz(h->mb_width*h->mb_height);
h->block = av_mallocz(64*sizeof(DCTELEM));
}
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