Originally committed as revision 11878 to svn://svn.ffmpeg.org/ffmpeg/trunk
Reimar Döffinger authored on 2008/02/06 21:37:37... | ... |
@@ -81,6 +81,7 @@ extern ogg_codec_t ogm_old_codec; |
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extern ogg_codec_t ogm_text_codec; |
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extern ogg_codec_t ogm_video_codec; |
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extern ogg_codec_t old_flac_codec; |
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+extern ogg_codec_t speex_codec; |
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extern ogg_codec_t theora_codec; |
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extern ogg_codec_t vorbis_codec; |
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new file mode 100644 |
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@@ -0,0 +1,61 @@ |
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+/* |
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+ Copyright (C) 2008 Reimar Döffinger |
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+ |
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+ Permission is hereby granted, free of charge, to any person |
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+ obtaining a copy of this software and associated documentation |
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+ files (the "Software"), to deal in the Software without |
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+ restriction, including without limitation the rights to use, copy, |
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+ modify, merge, publish, distribute, sublicense, and/or sell copies |
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+ of the Software, and to permit persons to whom the Software is |
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+ furnished to do so, subject to the following conditions: |
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+ |
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+ The above copyright notice and this permission notice shall be |
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+ included in all copies or substantial portions of the Software. |
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+ |
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+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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+ HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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+ WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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+ DEALINGS IN THE SOFTWARE. |
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+**/ |
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+ |
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+#include <stdlib.h> |
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+#include "avformat.h" |
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+#include "bitstream.h" |
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+#include "bytestream.h" |
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+#include "bswap.h" |
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+#include "oggdec.h" |
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+#include "avstring.h" |
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+ |
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+static int speex_header(AVFormatContext *s, int idx) { |
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+ ogg_t *ogg = s->priv_data; |
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+ ogg_stream_t *os = ogg->streams + idx; |
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+ AVStream *st = s->streams[idx]; |
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+ uint8_t *p = os->buf + os->pstart; |
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+ |
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+ if (os->psize < 80) |
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+ return 1; |
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+ |
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+ st->codec->codec_type = CODEC_TYPE_AUDIO; |
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+ st->codec->codec_id = CODEC_ID_SPEEX; |
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+ |
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+ st->codec->sample_rate = AV_RL32(p + 36); |
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+ st->codec->channels = AV_RL32(p + 48); |
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+ st->codec->extradata_size = os->psize; |
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+ st->codec->extradata = av_malloc(st->codec->extradata_size); |
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+ memcpy(st->codec->extradata, p, st->codec->extradata_size); |
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+ |
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+ st->time_base.num = 1; |
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+ st->time_base.den = st->codec->sample_rate; |
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+ |
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+ return 0; |
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+} |
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+ |
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+ogg_codec_t speex_codec = { |
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+ .magic = "Speex ", |
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+ .magicsize = 8, |
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+ .header = speex_header |
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+}; |