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Diffstat (limited to 'contrib/ffmpeg/libavcodec/aac_ac3_parser.c')
-rw-r--r--contrib/ffmpeg/libavcodec/aac_ac3_parser.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/contrib/ffmpeg/libavcodec/aac_ac3_parser.c b/contrib/ffmpeg/libavcodec/aac_ac3_parser.c
deleted file mode 100644
index 999a18915..000000000
--- a/contrib/ffmpeg/libavcodec/aac_ac3_parser.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Common AAC and AC3 parser
- * Copyright (c) 2003 Fabrice Bellard.
- * Copyright (c) 2003 Michael Niedermayer.
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "parser.h"
-#include "aac_ac3_parser.h"
-
-int ff_aac_ac3_parse(AVCodecParserContext *s1,
- AVCodecContext *avctx,
- const uint8_t **poutbuf, int *poutbuf_size,
- const uint8_t *buf, int buf_size)
-{
- AACAC3ParseContext *s = s1->priv_data;
- const uint8_t *buf_ptr;
- int len, sample_rate, bit_rate, channels, samples;
-
- *poutbuf = NULL;
- *poutbuf_size = 0;
-
- buf_ptr = buf;
- while (buf_size > 0) {
- int size_needed= s->frame_size ? s->frame_size : s->header_size;
- len = s->inbuf_ptr - s->inbuf;
-
- if(len<size_needed){
- len = FFMIN(size_needed - len, buf_size);
- memcpy(s->inbuf_ptr, buf_ptr, len);
- buf_ptr += len;
- s->inbuf_ptr += len;
- buf_size -= len;
- }
-
- if (s->frame_size == 0) {
- if ((s->inbuf_ptr - s->inbuf) == s->header_size) {
- len = s->sync(s->inbuf, &channels, &sample_rate, &bit_rate,
- &samples);
- if (len == 0) {
- /* no sync found : move by one byte (inefficient, but simple!) */
- memmove(s->inbuf, s->inbuf + 1, s->header_size - 1);
- s->inbuf_ptr--;
- } else {
- s->frame_size = len;
- /* update codec info */
- avctx->sample_rate = sample_rate;
- /* allow downmixing to stereo (or mono for AC3) */
- if(avctx->request_channels > 0 &&
- avctx->request_channels < channels &&
- (avctx->request_channels <= 2 ||
- (avctx->request_channels == 1 &&
- avctx->codec_id == CODEC_ID_AC3))) {
- avctx->channels = avctx->request_channels;
- } else {
- avctx->channels = channels;
- }
- avctx->bit_rate = bit_rate;
- avctx->frame_size = samples;
- }
- }
- } else {
- 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;
-}