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libvpxenc: check for odd RC parameter combinations that could crash

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-08-16 16:59:42 +02:00
parent d472453efd
commit 75cd9a62f4
1 changed files with 7 additions and 0 deletions
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7
libavcodec/libvpxenc.c
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@ -242,6 +242,13 @@ static av_cold int vp8_init(AVCodecContext *avctx)
vpx_codec_err_to_string(res));
return AVERROR(EINVAL);
}
if(!avctx->bit_rate)
if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
return AVERROR(EINVAL);
}
dump_enc_cfg(avctx, &enccfg);
enccfg.g_w = avctx->width;