diff options
Diffstat (limited to 'libavcodec/libvpxenc.c')
| -rw-r--r-- | libavcodec/libvpxenc.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c index b438301396..38d1d651ec 100644 --- a/libavcodec/libvpxenc.c +++ b/libavcodec/libvpxenc.c @@ -270,8 +270,21 @@ static av_cold int vp8_init(AVCodecContext *avctx) enccfg.rc_end_usage = VPX_CBR; else if (ctx->crf) enccfg.rc_end_usage = VPX_CQ; - enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, - AV_ROUND_NEAR_INF); + + if (avctx->bit_rate) { + enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, + AV_ROUND_NEAR_INF); + } else { + if (enccfg.rc_end_usage == VPX_CQ) { + enccfg.rc_target_bitrate = 1000000; + } else { + avctx->bit_rate = enccfg.rc_target_bitrate * 1000; + av_log(avctx, AV_LOG_WARNING, + "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n", + enccfg.rc_target_bitrate); + } + } + if (avctx->qmin > 0) enccfg.rc_min_quantizer = avctx->qmin; if (avctx->qmax > 0) |