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Code Issues Releases Activity

libvpx: check if CQ level is in correct bounds

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Check whether CQ level is within qmin..qmax and abort on error. If this isn't properly
set, encoding will fail at the first frame.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
slhck 2013-02-25 19:23:55 +01:00 committed by Michael Niedermayer
parent 188947c32a
commit bfcc38ef48
1 changed files with 10 additions and 0 deletions
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10
libavcodec/libvpxenc.c
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@ -289,6 +289,16 @@ static av_cold int vpx_init(AVCodecContext *avctx,
enccfg.rc_min_quantizer = avctx->qmin;
if (avctx->qmax > 0)
enccfg.rc_max_quantizer = avctx->qmax;
if (enccfg.rc_end_usage == VPX_CQ) {
if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
av_log(avctx, AV_LOG_ERROR,
"CQ level must be between minimum and maximum quantizer value (%d-%d)\n",
enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
return AVERROR(EINVAL);
}
}
enccfg.rc_dropframe_thresh = avctx->frame_skip_threshold;
//0-100 (0 => CBR, 100 => VBR)