lavf/qsvvpp: bypass vpp if not needed.

Currently vpp pipeline is always created, even for the unnecessary
cases such as setting the option "vpp_qsv=w=1280:h=720" for an input
with native resolution 1280x720. Thus introduces unnecessary performance
dropping, so bypass vpp if not needed.

Signed-off-by: Zhong Li <zhong.li@intel.com>
Signed-off-by: Maxym Dmytrychenko <maxim.d33@gmail.com>
This commit is contained in:
Zhong Li 2018-04-04 17:51:30 +08:00 committed by Maxym Dmytrychenko
parent 52ed83fa1a
commit 29a8ed7663

View File

@ -27,6 +27,7 @@
#include "libavutil/eval.h"
#include "libavutil/avassert.h"
#include "libavutil/pixdesc.h"
#include "libavutil/mathematics.h"
#include "formats.h"
#include "internal.h"
@ -249,6 +250,7 @@ static int config_output(AVFilterLink *outlink)
QSVVPPParam param = { NULL };
QSVVPPCrop crop = { 0 };
mfxExtBuffer *ext_buf[ENH_FILTERS_COUNT];
AVFilterLink *inlink = ctx->inputs[0];
outlink->w = vpp->out_width;
outlink->h = vpp->out_height;
@ -320,14 +322,34 @@ static int config_output(AVFilterLink *outlink)
param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&vpp->procamp_conf;
}
return ff_qsvvpp_create(ctx, &vpp->qsv, &param);
if (vpp->use_frc || vpp->use_crop || vpp->deinterlace || vpp->denoise ||
vpp->detail || vpp->procamp || inlink->w != outlink->w || inlink->h != outlink->h)
return ff_qsvvpp_create(ctx, &vpp->qsv, &param);
else {
av_log(ctx, AV_LOG_VERBOSE, "qsv vpp pass through mode.\n");
if (inlink->hw_frames_ctx)
outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
}
return 0;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *picref)
{
VPPContext *vpp = inlink->dst->priv;
int ret = 0;
AVFilterContext *ctx = inlink->dst;
VPPContext *vpp = inlink->dst->priv;
AVFilterLink *outlink = ctx->outputs[0];
return ff_qsvvpp_filter_frame(vpp->qsv, inlink, picref);
if (vpp->qsv)
ret = ff_qsvvpp_filter_frame(vpp->qsv, inlink, picref);
else {
if (picref->pts != AV_NOPTS_VALUE)
picref->pts = av_rescale_q(picref->pts, inlink->time_base, outlink->time_base);
ret = ff_filter_frame(outlink, picref);
}
return ret;
}
static int query_formats(AVFilterContext *ctx)