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avfilter/vf_vpp_qsv: add scale mode option

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The option allow user to set diffenent scaling mode from
auto/low-power/high-quality.

More details:
https://github.com/Intel-Media-SDK/MediaSDK/blob/master/doc/mediasdk-man.md#mfxExtVPPScaling

Signed-off-by: Fei Wang <fei.w.wang@intel.com>
Signed-off-by: Linjie Fu <linjie.justin.fu@gmail.com>
This commit is contained in:
Fei Wang 2021-02-24 09:41:58 +08:00 committed by Linjie Fu
parent 7150f95756
commit 8b83dad825
1 changed files with 23 additions and 2 deletions
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25
libavfilter/vf_vpp_qsv.c
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@ -43,8 +43,9 @@
/* number of video enhancement filters */
#define ENH_FILTERS_COUNT (7)
#define QSV_HAVE_ROTATION QSV_VERSION_ATLEAST(1, 17)
#define QSV_HAVE_MIRRORING QSV_VERSION_ATLEAST(1, 19)
#define QSV_HAVE_ROTATION QSV_VERSION_ATLEAST(1, 17)
#define QSV_HAVE_MIRRORING QSV_VERSION_ATLEAST(1, 19)
#define QSV_HAVE_SCALING_CONFIG QSV_VERSION_ATLEAST(1, 19)
typedef struct VPPContext{
const AVClass *class;
@ -59,6 +60,9 @@ typedef struct VPPContext{
mfxExtVPPProcAmp procamp_conf;
mfxExtVPPRotation rotation_conf;
mfxExtVPPMirroring mirroring_conf;
#ifdef QSV_HAVE_SCALING_CONFIG
mfxExtVPPScaling scale_conf;
#endif
int out_width;
int out_height;
@ -83,6 +87,8 @@ typedef struct VPPContext{
int rotate; /* rotate angle : [0, 90, 180, 270] */
int hflip; /* flip mode : 0 = off, 1 = HORIZONTAL flip */
int scale_mode; /* scale mode : 0 = auto, 1 = low power, 2 = high quality */
/* param for the procamp */
int procamp; /* enable procamp */
float hue;
@ -132,6 +138,7 @@ static const AVOption options[] = {
{ "height", "Output video height", OFFSET(oh), AV_OPT_TYPE_STRING, { .str="w*ch/cw" }, 0, 255, .flags = FLAGS },
{ "format", "Output pixel format", OFFSET(output_format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
{ "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
{ "scale_mode", "scale mode: 0=auto, 1=low power, 2=high quality", OFFSET(scale_mode), AV_OPT_TYPE_INT, { .i64 = MFX_SCALING_MODE_DEFAULT }, MFX_SCALING_MODE_DEFAULT, MFX_SCALING_MODE_QUALITY, .flags = FLAGS, "scale mode" },
{ NULL }
};
@ -459,6 +466,20 @@ static int config_output(AVFilterLink *outlink)
#endif
}
if (inlink->w != outlink->w || inlink->h != outlink->h) {
#ifdef QSV_HAVE_SCALING_CONFIG
memset(&vpp->scale_conf, 0, sizeof(mfxExtVPPScaling));
vpp->scale_conf.Header.BufferId = MFX_EXTBUFF_VPP_SCALING;
vpp->scale_conf.Header.BufferSz = sizeof(mfxExtVPPScaling);
vpp->scale_conf.ScalingMode = vpp->scale_mode;
param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->scale_conf;
#else
av_log(ctx, AV_LOG_WARNING, "The QSV VPP Scale option is "
"not supported with this MSDK version.\n");
#endif
}
if (vpp->use_frc || vpp->use_crop || vpp->deinterlace || vpp->denoise ||
vpp->detail || vpp->procamp || vpp->rotate || vpp->hflip ||
inlink->w != outlink->w || inlink->h != outlink->h || in_format != vpp->out_format)