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output last ac3 frame and simplify

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Originally committed as revision 4926 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-02-02 18:38:47 +00:00
parent b4e021e8c4
commit d8a91afd36
1 changed files with 12 additions and 13 deletions
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25
libavcodec/parser.c
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@ -873,9 +873,8 @@ static int ac3_parse(AVCodecParserContext *s1,
len = s->inbuf_ptr - s->inbuf;
if (s->frame_size == 0) {
/* no header seen : find one. We need at least 7 bytes to parse it */
len = AC3_HEADER_SIZE - len;
if (len > buf_size)
len = buf_size;
len = FFMIN(AC3_HEADER_SIZE - len, buf_size);
memcpy(s->inbuf_ptr, buf_ptr, len);
buf_ptr += len;
s->inbuf_ptr += len;
@ -898,21 +897,21 @@ static int ac3_parse(AVCodecParserContext *s1,
avctx->frame_size = 6 * 256;
}
}
} else if (len < s->frame_size) {
len = s->frame_size - len;
if (len > buf_size)
len = buf_size;
} else {
len = FFMIN(s->frame_size - len, buf_size);
memcpy(s->inbuf_ptr, buf_ptr, len);
buf_ptr += len;
s->inbuf_ptr += len;
buf_size -= len;
} else {
*poutbuf = s->inbuf;
*poutbuf_size = s->frame_size;
s->inbuf_ptr = s->inbuf;
s->frame_size = 0;
break;
if(s->inbuf_ptr - s->inbuf == s->frame_size){
*poutbuf = s->inbuf;
*poutbuf_size = s->frame_size;
s->inbuf_ptr = s->inbuf;
s->frame_size = 0;
break;
}
}
}
return buf_ptr - buf;