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authorAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>2015-02-26 01:06:57 +0100
committerVittorio Giovara <vittorio.giovara@gmail.com>2015-03-08 19:34:38 +0000
commita73b2c288e3dace6e054a5b48640978be1d5df84 (patch)
treefefd1ceff37df660f785bd6d34c49c9b36ff7ec4
parent2ef2f60b4f0308d1c871091c9c1a9641d14ec585 (diff)
downloadffmpeg-a73b2c288e3dace6e054a5b48640978be1d5df84.tar.gz
adxdec: set avctx->channels in adx_read_header
It is used in adx_read_packet, which currently depends on the decoder/parser setting this value between reading the file header and demuxing the first packet. Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> Signed-off-by: Anton Khirnov <anton@khirnov.net>
-rw-r--r--libavformat/adxdec.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/libavformat/adxdec.c b/libavformat/adxdec.c
index fc83ff263b..9d3ebe398b 100644
--- a/libavformat/adxdec.c
+++ b/libavformat/adxdec.c
@@ -89,8 +89,14 @@ static int adx_read_header(AVFormatContext *s)
av_log(s, AV_LOG_ERROR, "Invalid extradata size.\n");
return AVERROR_INVALIDDATA;
}
+ avctx->channels = AV_RB8(avctx->extradata + 7);
avctx->sample_rate = AV_RB32(avctx->extradata + 8);
+ if (avctx->channels <= 0) {
+ av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n", avctx->channels);
+ return AVERROR_INVALIDDATA;
+ }
+
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = s->iformat->raw_codec_id;