- memcpy(s->inbuf_ptr, buf_ptr, len);
- /* check for header */
- p = s->inbuf_ptr - 3;
- pend = s->inbuf_ptr + len - 4;
- while (p <= pend) {
- header = AV_RB32(p);
- header1 = AV_RB32(s->inbuf);
- /* check with high probability that we have a
- valid header */
- if ((header & SAME_HEADER_MASK) ==
- (header1 & SAME_HEADER_MASK)) {
- /* header found: update pointers */
- len = (p + 4) - s->inbuf_ptr;
- buf_ptr += len;
- buf_size -= len;
- s->inbuf_ptr = p;
- /* compute frame size */
- s->free_format_next_header = header;
- s->free_format_frame_size = s->inbuf_ptr - s->inbuf;
- padding = (header1 >> 9) & 1;
- if (s->layer == 1)
- s->free_format_frame_size -= padding * 4;
- else
- s->free_format_frame_size -= padding;
- dprintf(avctx, "free frame size=%d padding=%d\n",
- s->free_format_frame_size, padding);
- ff_mpegaudio_decode_header(s, header1);
- goto next_data;
+ if (s->header_count > 0) {
+ avctx->sample_rate= sr;
+ avctx->channels = channels;
+ s1->duration = frame_size;
+ avctx->bit_rate = bit_rate;