virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

Check that we have enough output space available.

Browse Source 
Originally committed as revision 14170 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-07-11 19:45:52 +00:00
parent 0261e3651a
commit 362aba4be7
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
libavcodec/wmadec.c
View File

@ -781,6 +781,11 @@ static int wma_decode_superframe(AVCodecContext *avctx,
skip_bits(&s->gb, 4); /* super frame index */
nb_frames = get_bits(&s->gb, 4) - 1;
if((nb_frames+1) * s->nb_channels * s->frame_len * sizeof(int16_t) > *data_size){
av_log(s->avctx, AV_LOG_ERROR, "Insufficient output space\n");
goto fail;
}
bit_offset = get_bits(&s->gb, s->byte_offset_bits + 3);
if (s->last_superframe_len > 0) {
@ -836,6 +841,10 @@ static int wma_decode_superframe(AVCodecContext *avctx,
s->last_superframe_len = len;
memcpy(s->last_superframe, buf + pos, len);
} else {
if(s->nb_channels * s->frame_len * sizeof(int16_t) > *data_size){
av_log(s->avctx, AV_LOG_ERROR, "Insufficient output space\n");
goto fail;
}
/* single frame decode */
if (wma_decode_frame(s, samples) < 0)
goto fail;