This patch adds simple sharpening filter which is accelerated by NPP. CLI
sample:
./ffmpeg \
-hwaccel cuda -hwaccel_output_format cuda \
-i ./input.mp4 \
-vf sharpen_npp \
-c:v hevc_nvenc \
-y ./output_sharp.mp4
From 0df6297bd3664beb05c813c5fc62852e61616fa9 Mon Sep 17 00:00:00 2001
From: Roman Arzumanyan <rarzuman...@nvidia.com>
Date: Mon, 6 Sep 2021 14:26:27 +0300
Subject: [PATCH] sharpen_npp video filter added
---
configure | 5 +-
libavfilter/Makefile | 1 +
libavfilter/allfilters.c | 1 +
libavfilter/vf_sharpen_npp.c | 530 +++++++++++++++++++++++++++++++++++
4 files changed, 535 insertions(+), 2 deletions(-)
create mode 100644 libavfilter/vf_sharpen_npp.c
diff --git a/configure b/configure
index af410a9d11..e092cc8c67 100755
--- a/configure
+++ b/configure
@@ -3094,6 +3094,7 @@ thumbnail_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
transpose_npp_filter_deps="ffnvcodec libnpp"
overlay_cuda_filter_deps="ffnvcodec"
overlay_cuda_filter_deps_any="cuda_nvcc cuda_llvm"
+sharpen_npp_filter_deps="ffnvcodec libnpp"
amf_deps_any="libdl LoadLibrary"
nvenc_deps="ffnvcodec"
@@ -6443,8 +6444,8 @@ enabled libmodplug && require_pkg_config libmodplug libmodplug libmodplug
enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs
enabled libmysofa && { check_pkg_config libmysofa libmysofa mysofa.h mysofa_neighborhood_init_withstepdefine ||
require libmysofa mysofa.h mysofa_neighborhood_init_withstepdefine -lmysofa $zlib_extralibs; }
-enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc -lnppidei ||
- check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppc -lnppidei ||
+enabled libnpp && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc -lnppidei -lnppif ||
+ check_lib libnpp npp.h nppGetLibVersion -lnppi -lnppif -lnppc -lnppidei ||
die "ERROR: libnpp not found"; }
enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index af957a5ac0..330ddfe5d5 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -423,6 +423,7 @@ OBJS-$(CONFIG_SETRANGE_FILTER) += vf_setparams.o
OBJS-$(CONFIG_SETSAR_FILTER) += vf_aspect.o
OBJS-$(CONFIG_SETTB_FILTER) += settb.o
OBJS-$(CONFIG_SHARPNESS_VAAPI_FILTER) += vf_misc_vaapi.o vaapi_vpp.o
+OBJS-$(CONFIG_SHARPEN_NPP_FILTER) += vf_sharpen_npp.o
OBJS-$(CONFIG_SHEAR_FILTER) += vf_shear.o
OBJS-$(CONFIG_SHOWINFO_FILTER) += vf_showinfo.o
OBJS-$(CONFIG_SHOWPALETTE_FILTER) += vf_showpalette.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 0c6b2347c8..e50e5f3b6a 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -404,6 +404,7 @@ extern const AVFilter ff_vf_setrange;
extern const AVFilter ff_vf_setsar;
extern const AVFilter ff_vf_settb;
extern const AVFilter ff_vf_sharpness_vaapi;
+extern const AVFilter ff_vf_sharpen_npp;
extern const AVFilter ff_vf_shear;
extern const AVFilter ff_vf_showinfo;
extern const AVFilter ff_vf_showpalette;
diff --git a/libavfilter/vf_sharpen_npp.c b/libavfilter/vf_sharpen_npp.c
new file mode 100644
index 0000000000..85549c36d0
--- /dev/null
+++ b/libavfilter/vf_sharpen_npp.c
@@ -0,0 +1,530 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * NPP sharpen video filter
+ */
+
+#include <nppi.h>
+#include <nppi_filtering_functions.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "libavutil/avstring.h"
+#include "libavutil/common.h"
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_cuda_internal.h"
+#include "libavutil/cuda_check.h"
+#include "libavutil/internal.h"
+#include "libavutil/opt.h"
+#include "libavutil/pixdesc.h"
+
+#include "avfilter.h"
+#include "formats.h"
+#include "internal.h"
+#include "scale_eval.h"
+#include "video.h"
+
+#define CHECK_CU(x) FF_CUDA_CHECK_DL(ctx, device_hwctx->internal->cuda_dl, x)
+
+static const enum AVPixelFormat supported_formats[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NV12,
+ AV_PIX_FMT_YUV444P,
+};
+
+static const enum AVPixelFormat deinterleaved_formats[][2] = {
+ { AV_PIX_FMT_NV12, AV_PIX_FMT_YUV420P },
+};
+
+enum SharpenStage {
+ STAGE_DEINTERLEAVE,
+ STAGE_SHARPEN,
+ STAGE_INTERLEAVE,
+ STAGE_NB,
+};
+
+typedef struct NPPSharpenStageContext {
+ int stage_needed;
+ enum AVPixelFormat in_fmt;
+ enum AVPixelFormat out_fmt;
+
+ struct {
+ int width;
+ int height;
+ } planes_in[3], planes_out[3];
+
+ AVBufferRef *frames_ctx;
+ AVFrame *frame;
+} NPPSharpenStageContext;
+
+typedef struct NPPSharpenContext {
+ const AVClass *class;
+
+ NPPSharpenStageContext stages[STAGE_NB];
+ AVFrame *tmp_frame;
+
+ /**
+ * Output sw format. AV_PIX_FMT_NONE for no conversion.
+ */
+ enum AVPixelFormat format;
+
+ /**
+ * Width, height and pixel format strings;
+ */
+ char *w_expr;
+ char *h_expr;
+ char *format_str;
+
+} NPPSharpenContext;
+
+static int nppsharpen_init(AVFilterContext *ctx)
+{
+ NPPSharpenContext *s = ctx->priv;
+ int i;
+
+ if (!strcmp(s->format_str, "same")) {
+ s->format = AV_PIX_FMT_NONE;
+ } else {
+ s->format = av_get_pix_fmt(s->format_str);
+ if (s->format == AV_PIX_FMT_NONE) {
+ av_log(ctx, AV_LOG_ERROR, "Unrecognized pixel format: %s\n", s->format_str);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) {
+ s->stages[i].frame = av_frame_alloc();
+ if (!s->stages[i].frame)
+ return AVERROR(ENOMEM);
+ }
+ s->tmp_frame = av_frame_alloc();
+ if (!s->tmp_frame)
+ return AVERROR(ENOMEM);
+
+ return 0;
+}
+
+static void nppsharpen_uninit(AVFilterContext *ctx)
+{
+ NPPSharpenContext *s = ctx->priv;
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) {
+ av_frame_free(&s->stages[i].frame);
+ av_buffer_unref(&s->stages[i].frames_ctx);
+ }
+ av_frame_free(&s->tmp_frame);
+}
+
+static int nppsharpen_query_formats(AVFilterContext *ctx)
+{
+ static const enum AVPixelFormat pixel_formats[] = {
+ AV_PIX_FMT_CUDA, AV_PIX_FMT_NONE,
+ };
+ AVFilterFormats *pix_fmts = ff_make_format_list(pixel_formats);
+
+ return ff_set_common_formats(ctx, pix_fmts);
+}
+
+static int init_stage(NPPSharpenStageContext *stage, AVBufferRef *device_ctx)
+{
+ AVBufferRef *out_ref = NULL;
+ AVHWFramesContext *out_ctx;
+ int in_sw, in_sh, out_sw, out_sh;
+ int ret, i;
+
+ av_pix_fmt_get_chroma_sub_sample(stage->in_fmt, &in_sw, &in_sh);
+ av_pix_fmt_get_chroma_sub_sample(stage->out_fmt, &out_sw, &out_sh);
+ if (!stage->planes_out[0].width) {
+ stage->planes_out[0].width = stage->planes_in[0].width;
+ stage->planes_out[0].height = stage->planes_in[0].height;
+ }
+
+ for (i = 1; i < FF_ARRAY_ELEMS(stage->planes_in); i++) {
+ stage->planes_in[i].width = stage->planes_in[0].width >> in_sw;
+ stage->planes_in[i].height = stage->planes_in[0].height >> in_sh;
+ stage->planes_out[i].width = stage->planes_out[0].width >> out_sw;
+ stage->planes_out[i].height = stage->planes_out[0].height >> out_sh;
+ }
+
+ out_ref = av_hwframe_ctx_alloc(device_ctx);
+ if (!out_ref)
+ return AVERROR(ENOMEM);
+ out_ctx = (AVHWFramesContext*)out_ref->data;
+
+ out_ctx->format = AV_PIX_FMT_CUDA;
+ out_ctx->sw_format = stage->out_fmt;
+ out_ctx->width = FFALIGN(stage->planes_out[0].width, 32);
+ out_ctx->height = FFALIGN(stage->planes_out[0].height, 32);
+
+ ret = av_hwframe_ctx_init(out_ref);
+ if (ret < 0)
+ goto fail;
+
+ av_frame_unref(stage->frame);
+ ret = av_hwframe_get_buffer(out_ref, stage->frame, 0);
+ if (ret < 0)
+ goto fail;
+
+ stage->frame->width = stage->planes_out[0].width;
+ stage->frame->height = stage->planes_out[0].height;
+
+ av_buffer_unref(&stage->frames_ctx);
+ stage->frames_ctx = out_ref;
+
+ return 0;
+fail:
+ av_buffer_unref(&out_ref);
+ return ret;
+}
+
+static int format_is_supported(enum AVPixelFormat fmt)
+{
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(supported_formats); i++)
+ if (supported_formats[i] == fmt)
+ return 1;
+ return 0;
+}
+
+static enum AVPixelFormat get_deinterleaved_format(enum AVPixelFormat fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt);
+ int i, planes;
+
+ planes = av_pix_fmt_count_planes(fmt);
+ if (planes == desc->nb_components)
+ return fmt;
+ for (i = 0; i < FF_ARRAY_ELEMS(deinterleaved_formats); i++)
+ if (deinterleaved_formats[i][0] == fmt)
+ return deinterleaved_formats[i][1];
+ return AV_PIX_FMT_NONE;
+}
+
+static int init_processing_chain(AVFilterContext *ctx, int width, int height)
+{
+ NPPSharpenContext *s = ctx->priv;
+ AVHWFramesContext *in_frames_ctx;
+
+ enum AVPixelFormat in_format;
+ enum AVPixelFormat out_format;
+ enum AVPixelFormat in_deinterleaved_format;
+ enum AVPixelFormat out_deinterleaved_format;
+
+ int i, ret, last_stage = -1;
+
+ /* check that we have a hw context */
+ if (!ctx->inputs[0]->hw_frames_ctx) {
+ av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n");
+ return AVERROR(EINVAL);
+ }
+ in_frames_ctx = (AVHWFramesContext*)ctx->inputs[0]->hw_frames_ctx->data;
+ in_format = in_frames_ctx->sw_format;
+ out_format = (s->format == AV_PIX_FMT_NONE) ? in_format : s->format;
+
+ if (!format_is_supported(in_format)) {
+ av_log(ctx, AV_LOG_ERROR, "Unsupported input format: %s\n",
+ av_get_pix_fmt_name(in_format));
+ return AVERROR(ENOSYS);
+ }
+ if (!format_is_supported(out_format)) {
+ av_log(ctx, AV_LOG_ERROR, "Unsupported output format: %s\n",
+ av_get_pix_fmt_name(out_format));
+ return AVERROR(ENOSYS);
+ }
+
+ in_deinterleaved_format = get_deinterleaved_format(in_format);
+ out_deinterleaved_format = get_deinterleaved_format(out_format);
+ if (in_deinterleaved_format == AV_PIX_FMT_NONE ||
+ out_deinterleaved_format == AV_PIX_FMT_NONE)
+ return AVERROR_BUG;
+
+ /* figure out which stages need to be done */
+ s->stages[STAGE_SHARPEN].stage_needed = 1;
+ if (in_format != in_deinterleaved_format)
+ s->stages[STAGE_DEINTERLEAVE].stage_needed = 1;
+ if (out_format != out_deinterleaved_format)
+ s->stages[STAGE_INTERLEAVE].stage_needed = 1;
+
+ s->stages[STAGE_DEINTERLEAVE].in_fmt = in_format;
+ s->stages[STAGE_DEINTERLEAVE].out_fmt = in_deinterleaved_format;
+ s->stages[STAGE_DEINTERLEAVE].planes_in[0].width = width;
+ s->stages[STAGE_DEINTERLEAVE].planes_in[0].height = height;
+
+ s->stages[STAGE_SHARPEN].in_fmt = in_deinterleaved_format;
+ s->stages[STAGE_SHARPEN].out_fmt = out_deinterleaved_format;
+ s->stages[STAGE_SHARPEN].planes_in[0].width = width;
+ s->stages[STAGE_SHARPEN].planes_in[0].height = height;
+ s->stages[STAGE_SHARPEN].planes_out[0].width = width;
+ s->stages[STAGE_SHARPEN].planes_out[0].height = height;
+
+ s->stages[STAGE_INTERLEAVE].in_fmt = out_deinterleaved_format;
+ s->stages[STAGE_INTERLEAVE].out_fmt = out_format;
+ s->stages[STAGE_INTERLEAVE].planes_in[0].width = width;
+ s->stages[STAGE_INTERLEAVE].planes_in[0].height = height;
+
+ /* init the hardware contexts */
+ for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) {
+ if (!s->stages[i].stage_needed)
+ continue;
+
+ ret = init_stage(&s->stages[i], in_frames_ctx->device_ref);
+ if (ret < 0)
+ return ret;
+
+ last_stage = i;
+ }
+
+ if (last_stage >= 0)
+ ctx->outputs[0]->hw_frames_ctx = av_buffer_ref(s->stages[last_stage].frames_ctx);
+ else
+ ctx->outputs[0]->hw_frames_ctx = av_buffer_ref(ctx->inputs[0]->hw_frames_ctx);
+
+ if (!ctx->outputs[0]->hw_frames_ctx)
+ return AVERROR(ENOMEM);
+
+ return 0;
+}
+
+static int nppsharpen_config_props(AVFilterLink *outlink)
+{
+ AVFilterContext *ctx = outlink->src;
+ AVFilterLink *inlink = outlink->src->inputs[0];
+ int ret;
+
+ outlink->w = inlink->w;
+ outlink->h = inlink->h;
+
+ ret = init_processing_chain(ctx, inlink->w, inlink->h);
+ if (ret < 0)
+ return ret;
+
+ if (inlink->sample_aspect_ratio.num)
+ outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h*inlink->w,
+ outlink->w*inlink->h},
+ inlink->sample_aspect_ratio);
+ else
+ outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
+
+ return ret;
+}
+
+static int nppsharpen_deinterleave(AVFilterContext *ctx, NPPSharpenStageContext *stage,
+ AVFrame *out, AVFrame *in)
+{
+ AVHWFramesContext *in_frames_ctx = (AVHWFramesContext*)in->hw_frames_ctx->data;
+ NppStatus err;
+
+ switch (in_frames_ctx->sw_format) {
+ case AV_PIX_FMT_NV12:
+ err = nppiYCbCr420_8u_P2P3R(in->data[0], in->linesize[0],
+ in->data[1], in->linesize[1],
+ out->data, out->linesize,
+ (NppiSize){ in->width, in->height });
+ break;
+ default:
+ return AVERROR_BUG;
+ }
+ if (err != NPP_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "NPP deinterleave error: %d\n", err);
+ return AVERROR_UNKNOWN;
+ }
+
+ return 0;
+}
+
+static int nppsharpen_apply_filter(AVFilterContext *ctx, NPPSharpenStageContext *stage,
+ AVFrame *out, AVFrame *in)
+{
+ NppStatus err;
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(stage->planes_in) && i < FF_ARRAY_ELEMS(in->data) && in->data[i]; i++) {
+ int ow = stage->planes_out[i].width;
+ int oh = stage->planes_out[i].height;
+
+ err = nppiFilterSharpenBorder_8u_C1R(in->data[i], in->linesize[i],
+ (NppiSize){ow, oh}, (NppiPoint){0, 0},
+ out->data[i], out->linesize[i],
+ (NppiSize){ow, oh},
+ NPP_BORDER_REPLICATE);
+ if (err != NPP_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "NPP sharpen error: %d\n", err);
+ return AVERROR_UNKNOWN;
+ }
+ }
+
+ return 0;
+}
+
+static int nppsharpen_interleave(AVFilterContext *ctx, NPPSharpenStageContext *stage,
+ AVFrame *out, AVFrame *in)
+{
+ AVHWFramesContext *out_frames_ctx = (AVHWFramesContext*)out->hw_frames_ctx->data;
+ NppStatus err;
+
+ switch (out_frames_ctx->sw_format) {
+ case AV_PIX_FMT_NV12:
+ err = nppiYCbCr420_8u_P3P2R((const uint8_t**)in->data,
+ in->linesize,
+ out->data[0], out->linesize[0],
+ out->data[1], out->linesize[1],
+ (NppiSize){ in->width, in->height });
+ break;
+ default:
+ return AVERROR_BUG;
+ }
+ if (err != NPP_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "NPP deinterleave error: %d\n", err);
+ return AVERROR_UNKNOWN;
+ }
+
+ return 0;
+}
+
+static int (*const nppsharpen_process[])(AVFilterContext *ctx, NPPSharpenStageContext *stage,
+ AVFrame *out, AVFrame *in) = {
+ [STAGE_DEINTERLEAVE] = nppsharpen_deinterleave,
+ [STAGE_SHARPEN] = nppsharpen_apply_filter,
+ [STAGE_INTERLEAVE] = nppsharpen_interleave,
+};
+
+static int nppsharpen_sharpen(AVFilterContext *ctx, AVFrame *out, AVFrame *in)
+{
+ NPPSharpenContext *s = ctx->priv;
+ AVFrame *src = in;
+ int i, ret, last_stage = -1;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(s->stages); i++) {
+ if (!s->stages[i].stage_needed)
+ continue;
+
+ ret = nppsharpen_process[i](ctx, &s->stages[i], s->stages[i].frame, src);
+ if (ret < 0)
+ return ret;
+
+ src = s->stages[i].frame;
+ last_stage = i;
+ }
+
+ if (last_stage < 0)
+ return AVERROR_BUG;
+ ret = av_hwframe_get_buffer(src->hw_frames_ctx, s->tmp_frame, 0);
+ if (ret < 0)
+ return ret;
+
+ av_frame_move_ref(out, src);
+ av_frame_move_ref(src, s->tmp_frame);
+
+ ret = av_frame_copy_props(out, in);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int nppsharpen_filter_frame(AVFilterLink *link, AVFrame *in)
+{
+ AVFilterContext *ctx = link->dst;
+ AVFilterLink *outlink = ctx->outputs[0];
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext*)outlink->hw_frames_ctx->data;
+ AVCUDADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
+
+ AVFrame *out = NULL;
+ CUcontext dummy;
+ int ret = 0;
+
+ out = av_frame_alloc();
+ if (!out) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ ret = CHECK_CU(device_hwctx->internal->cuda_dl->cuCtxPushCurrent(device_hwctx->cuda_ctx));
+ if (ret < 0)
+ goto fail;
+
+ ret = nppsharpen_sharpen(ctx, out, in);
+
+ CHECK_CU(device_hwctx->internal->cuda_dl->cuCtxPopCurrent(&dummy));
+ if (ret < 0)
+ goto fail;
+
+ av_reduce(&out->sample_aspect_ratio.num, &out->sample_aspect_ratio.den,
+ (int64_t)in->sample_aspect_ratio.num * outlink->h * link->w,
+ (int64_t)in->sample_aspect_ratio.den * outlink->w * link->h,
+ INT_MAX);
+
+ av_frame_free(&in);
+ return ff_filter_frame(outlink, out);
+fail:
+ av_frame_free(&in);
+ av_frame_free(&out);
+ return ret;
+}
+
+#define OFFSET(x) offsetof(NPPSharpenContext, x)
+#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)
+static const AVOption options[] = {
+ { "format", "Output pixel format.", OFFSET(format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
+ { NULL },
+};
+
+static const AVClass nppsharpen_class = {
+ .class_name = "nppsharpen",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+static const AVFilterPad nppsharpen_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .filter_frame = nppsharpen_filter_frame,
+ }
+};
+
+static const AVFilterPad nppsharpen_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = nppsharpen_config_props,
+ }
+};
+
+const AVFilter ff_vf_sharpen_npp = {
+ .name = "sharpen_npp",
+ .description = NULL_IF_CONFIG_SMALL("NVIDIA Performance Primitives video "
+ "sharpening filter."),
+
+ .init = nppsharpen_init,
+ .uninit = nppsharpen_uninit,
+ .query_formats = nppsharpen_query_formats,
+
+ .priv_size = sizeof(NPPSharpenContext),
+ .priv_class = &nppsharpen_class,
+
+ FILTER_INPUTS(nppsharpen_inputs),
+ FILTER_OUTPUTS(nppsharpen_outputs),
+
+ .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+};
--
2.25.1
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