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| author | Paul B Mahol <onemda@gmail.com> | 2017-01-11 11:38:56 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2017-01-11 11:48:07 +0100 |
| commit | 107b3064d8bf783c64f488f17c1f485dd72653e7 (patch) | |
| tree | 48575bf37959410e0c8bfcc809600062be79b320 | |
| parent | 45cd50e5e24e991634b69d3869f2f336ca0ca612 (diff) | |
| download | ffmpeg-107b3064d8bf783c64f488f17c1f485dd72653e7.tar.gz | |
avcodec/wmaprodec: do not force extradata presence for XMA
Mainly useful for supporting decoding of headerless files.
Signed-off-by: Paul B Mahol <onemda@gmail.com>
| -rw-r--r-- | libavcodec/wmaprodec.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c index d06e3b73ef..105e27999e 100644 --- a/libavcodec/wmaprodec.c +++ b/libavcodec/wmaprodec.c @@ -322,12 +322,12 @@ static av_cold int decode_init(AVCodecContext *avctx) for (i = 0; i < avctx->extradata_size; i++) av_log(avctx, AV_LOG_DEBUG, "[%x] ", avctx->extradata[i]); av_log(avctx, AV_LOG_DEBUG, "\n"); - if (avctx->codec_id == AV_CODEC_ID_XMA2 && avctx->extradata_size >= 34) { + if (avctx->codec_id == AV_CODEC_ID_XMA2 && (!avctx->extradata || avctx->extradata_size >= 6)) { s->decode_flags = 0x10d6; - channel_mask = AV_RL32(edata_ptr+2); + channel_mask = avctx->extradata ? AV_RL32(edata_ptr+2) : 0; s->bits_per_sample = 16; - } else if (avctx->codec_id == AV_CODEC_ID_XMA1 && avctx->extradata_size >= 28) { + } else if (avctx->codec_id == AV_CODEC_ID_XMA1) { s->decode_flags = 0x10d6; s->bits_per_sample = 16; channel_mask = 0; |