diff options
Diffstat (limited to 'libavcodec/snow.c')
| -rw-r--r-- | libavcodec/snow.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/libavcodec/snow.c b/libavcodec/snow.c index d5a620ba68..c4f7004266 100644 --- a/libavcodec/snow.c +++ b/libavcodec/snow.c @@ -594,11 +594,18 @@ static int halfpel_interpol(SnowContext *s, uint8_t *halfpel[4][4], AVFrame *fra int ls= frame->linesize[p]; uint8_t *src= frame->data[p]; - halfpel[1][p] = (uint8_t*) av_malloc_array(ls, (h + 2 * EDGE_WIDTH)) + EDGE_WIDTH * (1 + ls); - halfpel[2][p] = (uint8_t*) av_malloc_array(ls, (h + 2 * EDGE_WIDTH)) + EDGE_WIDTH * (1 + ls); - halfpel[3][p] = (uint8_t*) av_malloc_array(ls, (h + 2 * EDGE_WIDTH)) + EDGE_WIDTH * (1 + ls); - if (!halfpel[1][p] || !halfpel[2][p] || !halfpel[3][p]) + halfpel[1][p] = av_malloc_array(ls, (h + 2 * EDGE_WIDTH)); + halfpel[2][p] = av_malloc_array(ls, (h + 2 * EDGE_WIDTH)); + halfpel[3][p] = av_malloc_array(ls, (h + 2 * EDGE_WIDTH)); + if (!halfpel[1][p] || !halfpel[2][p] || !halfpel[3][p]) { + av_freep(&halfpel[1][p]); + av_freep(&halfpel[2][p]); + av_freep(&halfpel[3][p]); return AVERROR(ENOMEM); + } + halfpel[1][p] += EDGE_WIDTH * (1 + ls); + halfpel[2][p] += EDGE_WIDTH * (1 + ls); + halfpel[3][p] += EDGE_WIDTH * (1 + ls); halfpel[0][p]= src; for(y=0; y<h; y++){ |