/*
- * D-Cinema audio decoder.
- * Copyright (c) 2005 Reimar Döffinger.
+ * D-Cinema audio demuxer
+ * Copyright (c) 2005 Reimar Döffinger
*
- * This library is free software; you can redistribute it and/or
+ * 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * 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 this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
static int daud_header(AVFormatContext *s, AVFormatParameters *ap) {
AVStream *st = av_new_stream(s, 0);
+ if (!st)
+ return AVERROR(ENOMEM);
st->codec->codec_type = CODEC_TYPE_AUDIO;
st->codec->codec_id = CODEC_ID_PCM_S24DAUD;
st->codec->codec_tag = MKTAG('d', 'a', 'u', 'd');
}
static int daud_packet(AVFormatContext *s, AVPacket *pkt) {
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
int ret, size;
if (url_feof(pb))
- return AVERROR_IO;
+ return AVERROR(EIO);
size = get_be16(pb);
get_be16(pb); // unknown
ret = av_get_packet(pb, pkt, size);
return ret;
}
-static AVInputFormat daud_demuxer = {
+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)
+{
+ put_be16(s->pb, pkt->size);
+ put_be16(s->pb, 0x8010); // unknown
+ put_buffer(s->pb, pkt->data, pkt->size);
+ put_flush_packet(s->pb);
+ return 0;
+}
+
+#if CONFIG_DAUD_DEMUXER
+AVInputFormat daud_demuxer = {
"daud",
- "D-Cinema audio format",
+ NULL_IF_CONFIG_SMALL("D-Cinema audio format"),
0,
NULL,
daud_header,
NULL,
.extensions = "302",
};
+#endif
-int daud_init(void)
+#ifdef CONFIG_DAUD_MUXER
+AVOutputFormat daud_muxer =
{
- av_register_input_format(&daud_demuxer);
- return 0;
-}
-
+ "daud",
+ NULL_IF_CONFIG_SMALL("D-Cinema audio format"),
+ NULL,
+ "302",
+ 0,
+ CODEC_ID_PCM_S24DAUD,
+ CODEC_ID_NONE,
+ daud_write_header,
+ daud_write_packet,
+ .flags= AVFMT_NOTIMESTAMPS,
+};
+#endif