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authorAnton Khirnov <anton@khirnov.net>2017-07-01 10:49:58 +0200
committerAnton Khirnov <anton@khirnov.net>2017-07-22 09:30:56 +0200
commit48a5c35346aeded1c65b8709bbb085fa4e705c91 (patch)
tree4d359a4fcd34a5e39e805a393c53d508c98121a8
parentce1a99d870c05b639512920cd3a1dee3e41d323f (diff)
caf: add an Opus tag
CC: libav-stable@libav.org
-rw-r--r--libavformat/caf.c1
-rw-r--r--libavformat/cafdec.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/libavformat/caf.c b/libavformat/caf.c
index cf128d5624..c299cad01b 100644
--- a/libavformat/caf.c
+++ b/libavformat/caf.c
@@ -49,6 +49,7 @@ const AVCodecTag ff_codec_caf_tags[] = {
{ AV_CODEC_ID_QCELP, MKBETAG('Q','c','l','p') },
{ AV_CODEC_ID_QDM2, MKBETAG('Q','D','M','2') },
{ AV_CODEC_ID_QDM2, MKBETAG('Q','D','M','C') },
+ { AV_CODEC_ID_OPUS, MKBETAG('o','p','u','s') },
/* currently unsupported codecs */
/*{ AC-3 over S/PDIF MKBETAG('c','a','c','3') },*/
/*{ MPEG4CELP MKBETAG('c','e','l','p') },*/
diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
index efc8c49c4a..d6b6007a1d 100644
--- a/libavformat/cafdec.c
+++ b/libavformat/cafdec.c
@@ -156,6 +156,14 @@ static int read_kuki_chunk(AVFormatContext *s, int64_t size)
avio_skip(pb, size - ALAC_NEW_KUKI);
}
st->codecpar->extradata_size = ALAC_HEADER;
+ } else if (st->codecpar->codec_id == AV_CODEC_ID_OPUS) {
+ // The data layout for Opus is currently unknown, so we do not export
+ // extradata at all. Multichannel streams are not supported.
+ if (st->codecpar->channels > 2) {
+ avpriv_request_sample(s, "multichannel Opus in CAF");
+ return AVERROR_PATCHWELCOME;
+ }
+ avio_skip(pb, size);
} else {
st->codecpar->extradata = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!st->codecpar->extradata)