diff options
author | Nidhi Makhijani <nidhimj22@gmail.com> | 2014-06-23 08:03:50 +0400 |
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committer | Diego Biurrun <diego@biurrun.de> | 2014-07-03 21:46:11 +0400 |
commit | 0955e57ad07640574fc20ce0bea3c0b83982ada1 (patch) | |
tree | da0259b7fe65bd7882566201bd7814f57ca07d8b /libavformat/daud.c | |
parent | f920d089535bf7cf10aeda900cc43201c5e18cd0 (diff) |
daud: split muxer and demuxer
Signed-off-by: Diego Biurrun <diego@biurrun.de>
Diffstat (limited to 'libavformat/daud.c')
-rw-r--r-- | libavformat/daud.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/libavformat/daud.c b/libavformat/daud.c deleted file mode 100644 index bb7ab7fbcd..0000000000 --- a/libavformat/daud.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * D-Cinema audio demuxer - * Copyright (c) 2005 Reimar Döffinger - * - * This file is part of Libav. - * - * Libav 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. - * - * Libav 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 Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/channel_layout.h" -#include "avformat.h" - -static int daud_header(AVFormatContext *s) { - AVStream *st = avformat_new_stream(s, NULL); - if (!st) - return AVERROR(ENOMEM); - st->codec->codec_type = AVMEDIA_TYPE_AUDIO; - st->codec->codec_id = AV_CODEC_ID_PCM_S24DAUD; - st->codec->codec_tag = MKTAG('d', 'a', 'u', 'd'); - st->codec->channels = 6; - st->codec->channel_layout = AV_CH_LAYOUT_5POINT1; - st->codec->sample_rate = 96000; - st->codec->bit_rate = 3 * 6 * 96000 * 8; - st->codec->block_align = 3 * 6; - st->codec->bits_per_coded_sample = 24; - return 0; -} - -static int daud_packet(AVFormatContext *s, AVPacket *pkt) { - AVIOContext *pb = s->pb; - int ret, size; - if (pb->eof_reached) - return AVERROR(EIO); - size = avio_rb16(pb); - avio_rb16(pb); // unknown - ret = av_get_packet(pb, pkt, size); - pkt->stream_index = 0; - return ret; -} - -static int daud_write_header(struct AVFormatContext *s) -{ - AVCodecContext *codec = s->streams[0]->codec; - if (codec->channels!=6 || codec->sample_rate!=96000) - return -1; - return 0; -} - -static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt) -{ - if (pkt->size > 65535) { - av_log(s, AV_LOG_ERROR, - "Packet size too large for s302m. (%d > 65535)\n", pkt->size); - return -1; - } - avio_wb16(s->pb, pkt->size); - avio_wb16(s->pb, 0x8010); // unknown - avio_write(s->pb, pkt->data, pkt->size); - return 0; -} - -#if CONFIG_DAUD_DEMUXER -AVInputFormat ff_daud_demuxer = { - .name = "daud", - .long_name = NULL_IF_CONFIG_SMALL("D-Cinema audio"), - .read_header = daud_header, - .read_packet = daud_packet, - .extensions = "302", -}; -#endif - -#if CONFIG_DAUD_MUXER -AVOutputFormat ff_daud_muxer = { - .name = "daud", - .long_name = NULL_IF_CONFIG_SMALL("D-Cinema audio"), - .extensions = "302", - .audio_codec = AV_CODEC_ID_PCM_S24DAUD, - .video_codec = AV_CODEC_ID_NONE, - .write_header = daud_write_header, - .write_packet = daud_write_packet, - .flags = AVFMT_NOTIMESTAMPS, -}; -#endif |