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Diffstat (limited to 'ffmpeg/libavformat/oggparseflac.c')
-rw-r--r--ffmpeg/libavformat/oggparseflac.c120
1 files changed, 0 insertions, 120 deletions
diff --git a/ffmpeg/libavformat/oggparseflac.c b/ffmpeg/libavformat/oggparseflac.c
deleted file mode 100644
index f69533f..0000000
--- a/ffmpeg/libavformat/oggparseflac.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- * Copyright (C) 2005 Matthieu CASTET
- *
- * 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 <stdlib.h>
-#include "libavcodec/get_bits.h"
-#include "libavcodec/flac.h"
-#include "avformat.h"
-#include "internal.h"
-#include "oggdec.h"
-
-#define OGG_FLAC_METADATA_TYPE_STREAMINFO 0x7F
-
-static int
-flac_header (AVFormatContext * s, int idx)
-{
- struct ogg *ogg = s->priv_data;
- struct ogg_stream *os = ogg->streams + idx;
- AVStream *st = s->streams[idx];
- GetBitContext gb;
- FLACStreaminfo si;
- int mdt;
-
- if (os->buf[os->pstart] == 0xff)
- return 0;
-
- init_get_bits(&gb, os->buf + os->pstart, os->psize*8);
- skip_bits1(&gb); /* metadata_last */
- mdt = get_bits(&gb, 7);
-
- if (mdt == OGG_FLAC_METADATA_TYPE_STREAMINFO) {
- uint8_t *streaminfo_start = os->buf + os->pstart + 5 + 4 + 4 + 4;
- skip_bits_long(&gb, 4*8); /* "FLAC" */
- if(get_bits(&gb, 8) != 1) /* unsupported major version */
- return -1;
- skip_bits_long(&gb, 8 + 16); /* minor version + header count */
- skip_bits_long(&gb, 4*8); /* "fLaC" */
-
- /* METADATA_BLOCK_HEADER */
- if (get_bits_long(&gb, 32) != FLAC_STREAMINFO_SIZE)
- return -1;
-
- avpriv_flac_parse_streaminfo(st->codec, &si, streaminfo_start);
-
- st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
- st->codec->codec_id = AV_CODEC_ID_FLAC;
- st->need_parsing = AVSTREAM_PARSE_HEADERS;
-
- if (ff_alloc_extradata(st->codec, FLAC_STREAMINFO_SIZE) < 0)
- return AVERROR(ENOMEM);
- memcpy(st->codec->extradata, streaminfo_start, st->codec->extradata_size);
-
- avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
- } else if (mdt == FLAC_METADATA_TYPE_VORBIS_COMMENT) {
- ff_vorbis_comment (s, &st->metadata, os->buf + os->pstart + 4, os->psize - 4);
- }
-
- return 1;
-}
-
-static int
-old_flac_header (AVFormatContext * s, int idx)
-{
- struct ogg *ogg = s->priv_data;
- AVStream *st = s->streams[idx];
- struct ogg_stream *os = ogg->streams + idx;
- AVCodecParserContext *parser = av_parser_init(AV_CODEC_ID_FLAC);
- int size;
- uint8_t *data;
-
- if (!parser)
- return -1;
-
- st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
- st->codec->codec_id = AV_CODEC_ID_FLAC;
-
- parser->flags = PARSER_FLAG_COMPLETE_FRAMES;
- av_parser_parse2(parser, st->codec,
- &data, &size, os->buf + os->pstart, os->psize,
- AV_NOPTS_VALUE, AV_NOPTS_VALUE, -1);
-
- av_parser_close(parser);
-
- if (st->codec->sample_rate) {
- avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
- return 0;
- }
-
- return 1;
-}
-
-const struct ogg_codec ff_flac_codec = {
- .magic = "\177FLAC",
- .magicsize = 5,
- .header = flac_header,
- .nb_header = 2,
-};
-
-const struct ogg_codec ff_old_flac_codec = {
- .magic = "fLaC",
- .magicsize = 4,
- .header = old_flac_header,
- .nb_header = 0,
-};