diff options
| author | Wenbin Chen <wenbin.chen-at-intel.com@ffmpeg.org> | 2022-09-06 17:22:58 +0800 |
|---|---|---|
| committer | Haihao Xiang <haihao.xiang@intel.com> | 2022-09-09 09:39:44 +0800 |
| commit | a2fd553dd3079601249e56f6aa1a6fe711d0663c (patch) | |
| tree | c7269f8ae806d2c3ac1b8bca18553aa975896fb0 | |
| parent | 005c7a4f61ef047726270b59c08742f9ce6f7182 (diff) | |
| download | ffmpeg-a2fd553dd3079601249e56f6aa1a6fe711d0663c.tar.gz | |
libavcodec/qsvenc: Add low_delay_brc reset support to qsvenc
Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
| -rw-r--r-- | doc/encoders.texi | 4 | ||||
| -rw-r--r-- | libavcodec/qsvenc.c | 23 | ||||
| -rw-r--r-- | libavcodec/qsvenc.h | 2 |
3 files changed, 28 insertions, 1 deletions
diff --git a/doc/encoders.texi b/doc/encoders.texi index d17e3a074b..ac71f50ad2 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -3356,6 +3356,10 @@ Change these value to reset qsv codec's Intra Refresh configuration. @item @var{min_qp_b} Supported in h264_qsv. Change these value to reset qsv codec's max/min qp configuration. + +@item @var{low_delay_brc} +Supported in h264_qsv and hevc_qsv. +Change this value to reset qsv codec's low_delay_brc configuration. @end table @subsection H264 options diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c index 3be19e04f4..84c6e292aa 100644 --- a/libavcodec/qsvenc.c +++ b/libavcodec/qsvenc.c @@ -937,6 +937,7 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q) q->old_int_ref_cycle_dist = q->int_ref_cycle_dist; if (q->low_delay_brc >= 0) q->extco3.LowDelayBRC = q->low_delay_brc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF; + q->old_low_delay_brc = q->low_delay_brc; if (q->max_frame_size_i >= 0) q->extco3.MaxFrameSizeI = q->max_frame_size_i; if (q->max_frame_size_p >= 0) @@ -1817,6 +1818,26 @@ static int update_min_max_qp(AVCodecContext *avctx, QSVEncContext *q) return updated; } +static int update_low_delay_brc(AVCodecContext *avctx, QSVEncContext *q) +{ + int updated = 0; + + if (avctx->codec_id != AV_CODEC_ID_H264 && avctx->codec_id != AV_CODEC_ID_HEVC) + return 0; + + UPDATE_PARAM(q->old_low_delay_brc, q->low_delay_brc); + if (!updated) + return 0; + + q->extco3.LowDelayBRC = MFX_CODINGOPTION_UNKNOWN; + if (q->low_delay_brc >= 0) + q->extco3.LowDelayBRC = q->low_delay_brc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF; + av_log(avctx, AV_LOG_DEBUG, "Reset LowDelayBRC: %s\n", + print_threestate(q->extco3.LowDelayBRC)); + + return updated; +} + static int update_parameters(AVCodecContext *avctx, QSVEncContext *q, const AVFrame *frame) { @@ -1829,7 +1850,7 @@ static int update_parameters(AVCodecContext *avctx, QSVEncContext *q, needReset |= update_max_frame_size(avctx, q); needReset |= update_gop_size(avctx, q); needReset |= update_rir(avctx, q); - + needReset |= update_low_delay_brc(avctx, q); ret = update_min_max_qp(avctx, q); if (ret < 0) return ret; diff --git a/libavcodec/qsvenc.h b/libavcodec/qsvenc.h index e7be10935c..f2b7ee361f 100644 --- a/libavcodec/qsvenc.h +++ b/libavcodec/qsvenc.h @@ -269,6 +269,8 @@ typedef struct QSVEncContext { int old_min_qp_p; int old_max_qp_b; int old_min_qp_b; + // This is used for low_delay_brc reset + int old_low_delay_brc; } QSVEncContext; int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q); |