diff options
| author | Yue Heng <yue.heng@intel.com> | 2022-05-25 21:13:41 +0800 |
|---|---|---|
| committer | Haihao Xiang <haihao.xiang@intel.com> | 2022-06-06 13:56:10 +0800 |
| commit | 11912f65ef5ad12db938e404eafc855af1bc3859 (patch) | |
| tree | d178b8c9e6559ad9f4c2f4316f0a30a0b5fec09d /libavcodec/qsvenc.c | |
| parent | e8381691813a4f10a280169a782a716568e57614 (diff) | |
| download | ffmpeg-11912f65ef5ad12db938e404eafc855af1bc3859.tar.gz | |
libavcodec/qsvenc: Add min/max QP control options for I/P/B frame
To do more accurate QP control, add min/max QP control on I/P/B frame
separately to qsv encoder. qmax and qmin still work but newly-added
options have higher priority.
Signed-off-by: Yue Heng <yue.heng@intel.com>
Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
Diffstat (limited to 'libavcodec/qsvenc.c')
| -rw-r--r-- | libavcodec/qsvenc.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c index 2b3b06767d..03e9e5523d 100644 --- a/libavcodec/qsvenc.c +++ b/libavcodec/qsvenc.c @@ -828,8 +828,13 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q) if (q->b_strategy >= 0) q->extco2.BRefType = q->b_strategy ? MFX_B_REF_PYRAMID : MFX_B_REF_OFF; - if (avctx->qmin >= 0 && avctx->qmax >= 0 && avctx->qmin > avctx->qmax) { - av_log(avctx, AV_LOG_ERROR, "qmin and or qmax are set but invalid, please make sure min <= max\n"); + if ((avctx->qmin >= 0 && avctx->qmax >= 0 && avctx->qmin > avctx->qmax) || + (q->max_qp_i >= 0 && q->min_qp_i >= 0 && q->min_qp_i > q->max_qp_i) || + (q->max_qp_p >= 0 && q->min_qp_p >= 0 && q->min_qp_p > q->max_qp_p) || + (q->max_qp_b >= 0 && q->min_qp_b >= 0 && q->min_qp_b > q->max_qp_b)) { + av_log(avctx, AV_LOG_ERROR, + "qmin and or qmax are set but invalid," + " please make sure min <= max\n"); return AVERROR(EINVAL); } if (avctx->qmin >= 0) { @@ -840,6 +845,18 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q) q->extco2.MaxQPI = avctx->qmax > 51 ? 51 : avctx->qmax; q->extco2.MaxQPP = q->extco2.MaxQPB = q->extco2.MaxQPI; } + if (q->min_qp_i >= 0) + q->extco2.MinQPI = q->min_qp_i > 51 ? 51 : q->min_qp_i; + if (q->max_qp_i >= 0) + q->extco2.MaxQPI = q->max_qp_i > 51 ? 51 : q->max_qp_i; + if (q->min_qp_p >= 0) + q->extco2.MinQPP = q->min_qp_p > 51 ? 51 : q->min_qp_p; + if (q->max_qp_p >= 0) + q->extco2.MaxQPP = q->max_qp_p > 51 ? 51 : q->max_qp_p; + if (q->min_qp_b >= 0) + q->extco2.MinQPB = q->min_qp_b > 51 ? 51 : q->min_qp_b; + if (q->max_qp_b >= 0) + q->extco2.MaxQPB = q->max_qp_b > 51 ? 51 : q->max_qp_b; if (q->mbbrc >= 0) q->extco2.MBBRC = q->mbbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF; |