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mpegvideo_enc/rv10: width and hieghtmust be multiple of 16 

RealPlayer does not play correctly rv10 files when sizes are not multiple of 16

"RealVideo Encoder 1.0 supports any size image that is a multiple of sixteen pixels."

Reviewed-by: Nicolas George <nicolas.george@normalesup.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Piotr Bandurski 2012-12-13 17:33:42 +01:00 committed by Michael Niedermayer
parent fe3e0e486e
commit fef75ef200
1 changed files with 7 additions and 0 deletions
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7
libavcodec/mpegvideo_enc.c
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@ -554,6 +554,13 @@ av_cold int ff_MPV_encode_init(AVCodecContext *avctx)
return -1;
}
if (s->codec_id == AV_CODEC_ID_RV10 &&
(avctx->width &15 ||
avctx->height&15 )) {
av_log(avctx, AV_LOG_ERROR, "width and height must be a multiple of 16\n");
return AVERROR(EINVAL);
}
if ((s->codec_id == AV_CODEC_ID_WMV1 ||
s->codec_id == AV_CODEC_ID_WMV2) &&
avctx->width & 1) {