yopdec: check frame oddness to be within supported limits

Fixes Ticket1365

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit febc013dc5d6db1535a4f91cf02fa8089038937c)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-06-01 15:52:20 +02:00
parent e37599001c
commit 3074e8f78c

View File

@ -223,6 +223,10 @@ static int yop_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
s->low_nibble = NULL;
is_odd_frame = avpkt->data[0];
if(is_odd_frame>1){
av_log(avctx, AV_LOG_ERROR, "frame is too odd %d\n", is_odd_frame);
return AVERROR_INVALIDDATA;
}
firstcolor = s->first_color[is_odd_frame];
palette = (uint32_t *)s->frame.data[1];