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lavc/qsvenc: expose low_power as a common option for QSV encoder 

Always exposes low_power option for all qsv encoder, and reports a warning
if VDENC is not supported in current version of MSDK.

Signed-off-by: Linjie Fu <linjie.fu@intel.com>
Signed-off-by: Zhong Li <zhong.li@intel.com>
This commit is contained in:
Linjie Fu 2019-03-29 13:19:06 +08:00 committed by Zhong Li
parent 7f9a81b110
commit a8355eed36
3 changed files with 11 additions and 5 deletions
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11
libavcodec/qsvenc.c
View File

@ -488,9 +488,18 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
}
}
if (q->low_power) {
#if QSV_HAVE_VDENC
q->param.mfx.LowPower = q->low_power ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
q->param.mfx.LowPower = MFX_CODINGOPTION_ON;
#else
av_log(avctx, AV_LOG_WARNING, "The low_power option is "
"not supported with this MSDK version.\n");
q->low_power = 0;
q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
#endif
} else
q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
q->param.mfx.CodecProfile = q->profile;
q->param.mfx.TargetUsage = avctx->compression_level;
q->param.mfx.GopPicSize = FFMAX(0, avctx->gop_size);

1
libavcodec/qsvenc.h
View File

@ -89,6 +89,7 @@
{ "adaptive_b", "Adaptive B-frame placement", OFFSET(qsv.adaptive_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
{ "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, \
{ "forced_idr", "Forcing I frames as IDR frames", OFFSET(qsv.forced_idr), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE }, \
{ "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = 0}, 0, 1, VE},\
typedef int SetEncodeCtrlCB (AVCodecContext *avctx,
const AVFrame *frame, mfxEncodeCtrl* enc_ctrl);

4
libavcodec/qsvenc_h264.c
View File

@ -148,10 +148,6 @@ static const AVOption options[] = {
{ "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_AUTO }, INT_MIN, INT_MAX, VE, "mfmode" },
#endif
#if QSV_HAVE_VDENC
{ "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},
#endif
{ "repeat_pps", "repeat pps for every frame", OFFSET(qsv.repeat_pps), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ NULL },