*/
#include "parser.h"
-#include "mpegaudio.h"
#include "mpegaudiodecheader.h"
#define SAME_HEADER_MASK \
(0xffe00000 | (3 << 17) | (3 << 10) | (3 << 19))
-/* useful helper to get mpeg audio stream infos. Return -1 if error in
- header, otherwise the coded frame size in bytes */
-int ff_mpa_decode_header(AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bit_rate)
-{
- MPADecodeHeader s1, *s = &s1;
-
- if (ff_mpa_check_header(head) != 0)
- return -1;
-
- if (ff_mpegaudio_decode_header(s, head) != 0) {
- return -1;
- }
-
- switch(s->layer) {
- case 1:
- avctx->codec_id = CODEC_ID_MP1;
- *frame_size = 384;
- break;
- case 2:
- avctx->codec_id = CODEC_ID_MP2;
- *frame_size = 1152;
- break;
- default:
- case 3:
- avctx->codec_id = CODEC_ID_MP3;
- if (s->lsf)
- *frame_size = 576;
- else
- *frame_size = 1152;
- break;
- }
-
- *sample_rate = s->sample_rate;
- *channels = s->nb_channels;
- *bit_rate = s->bit_rate;
- avctx->sub_id = s->layer;
- return s->frame_size;
-}
-
static int mpegaudio_parse(AVCodecParserContext *s1,
AVCodecContext *avctx,
const uint8_t **poutbuf, int *poutbuf_size,
ret = ff_mpa_decode_header(avctx, state, &sr, &channels, &frame_size, &bit_rate);
if (ret < 4) {
- s->header_count= -2;
+ if(i > 4)
+ s->header_count= -2;
} else {
if((state&SAME_HEADER_MASK) != (s->header&SAME_HEADER_MASK) && s->header)
s->header_count= -3;