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avoid random noise on damaged frames

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Originally committed as revision 6836 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-10-30 01:29:56 +00:00
parent 5423fe7391
commit c0d8052b50
1 changed files with 2 additions and 1 deletions
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3
libavcodec/mpegaudiodec.c
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@ -2269,7 +2269,8 @@ static int mp_decode_layer3(MPADecodeContext *s)
//av_log(NULL, AV_LOG_ERROR, "backstep:%d, lastbuf:%d\n", main_data_begin, s->last_buf_size); //av_log(NULL, AV_LOG_ERROR, "backstep:%d, lastbuf:%d\n", main_data_begin, s->last_buf_size);
if(main_data_begin > s->last_buf_size){ if(main_data_begin > s->last_buf_size){
av_log(NULL, AV_LOG_ERROR, "backstep:%d, lastbuf:%d\n", main_data_begin, s->last_buf_size); av_log(NULL, AV_LOG_ERROR, "backstep:%d, lastbuf:%d\n", main_data_begin, s->last_buf_size);
s->last_buf_size= main_data_begin; // s->last_buf_size= main_data_begin;
return -1;
} }
memcpy(s->last_buf + s->last_buf_size, ptr, EXTRABYTES); memcpy(s->last_buf + s->last_buf_size, ptr, EXTRABYTES);