/*
* Copyright (c) 2003 Daniel Moreno <comac AT comac DOT darktech DOT org>
* Copyright (c) 2010 Baptiste Coudurier
+ * Copyright (c) 2012 Loren Merritt
*
* This file is part of Libav, ported from MPlayer.
*
* libmpcodecs/vf_hqdn3d.c.
*/
+#include <float.h>
+
+#include "config.h"
+#include "libavutil/attributes.h"
+#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
+#include "libavutil/intreadwrite.h"
+#include "libavutil/opt.h"
+
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
+#include "vf_hqdn3d.h"
-typedef struct {
- int Coefs[4][512*16];
- unsigned int *Line;
- unsigned short *Frame[3];
- int hsub, vsub;
-} HQDN3DContext;
+#define LUT_BITS (depth==16 ? 8 : 4)
+#define LOAD(x) (((depth == 8 ? src[x] : AV_RN16A(src + (x) * 2)) << (16 - depth))\
+ + (((1 << (16 - depth)) - 1) >> 1))
+#define STORE(x,val) (depth == 8 ? dst[x] = (val) >> (16 - depth) : \
+ AV_WN16A(dst + (x) * 2, (val) >> (16 - depth)))
-static inline unsigned int LowPassMul(unsigned int PrevMul, unsigned int CurrMul, int *Coef)
+av_always_inline
+static uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
{
- // int dMul= (PrevMul&0xFFFFFF)-(CurrMul&0xFFFFFF);
- int dMul= PrevMul-CurrMul;
- unsigned int d=((dMul+0x10007FF)>>12);
- return CurrMul + Coef[d];
+ int d = (prev - cur) >> (8 - LUT_BITS);
+ return cur + coef[d];
}
-static void deNoiseTemporal(unsigned char *FrameSrc,
- unsigned char *FrameDest,
- unsigned short *FrameAnt,
- int W, int H, int sStride, int dStride,
- int *Temporal)
+av_always_inline
+static void denoise_temporal(uint8_t *src, uint8_t *dst,
+ uint16_t *frame_ant,
+ int w, int h, int sstride, int dstride,
+ int16_t *temporal, int depth)
{
- long X, Y;
- unsigned int PixelDst;
-
- for (Y = 0; Y < H; Y++) {
- for (X = 0; X < W; X++) {
- PixelDst = LowPassMul(FrameAnt[X]<<8, FrameSrc[X]<<16, Temporal);
- FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
- FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
- }
- FrameSrc += sStride;
- FrameDest += dStride;
- FrameAnt += W;
- }
-}
+ long x, y;
+ uint32_t tmp;
-static void deNoiseSpacial(unsigned char *Frame,
- unsigned char *FrameDest,
- unsigned int *LineAnt,
- int W, int H, int sStride, int dStride,
- int *Horizontal, int *Vertical)
-{
- long X, Y;
- long sLineOffs = 0, dLineOffs = 0;
- unsigned int PixelAnt;
- unsigned int PixelDst;
-
- /* First pixel has no left nor top neighbor. */
- PixelDst = LineAnt[0] = PixelAnt = Frame[0]<<16;
- FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
-
- /* First line has no top neighbor, only left. */
- for (X = 1; X < W; X++) {
- PixelDst = LineAnt[X] = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
- FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
- }
+ temporal += 256 << LUT_BITS;
- for (Y = 1; Y < H; Y++) {
- unsigned int PixelAnt;
- sLineOffs += sStride, dLineOffs += dStride;
- /* First pixel on each line doesn't have previous pixel */
- PixelAnt = Frame[sLineOffs]<<16;
- PixelDst = LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
- FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
-
- for (X = 1; X < W; X++) {
- unsigned int PixelDst;
- /* The rest are normal */
- PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
- PixelDst = LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
- FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++) {
+ frame_ant[x] = tmp = lowpass(frame_ant[x], LOAD(x), temporal, depth);
+ STORE(x, tmp);
}
+ src += sstride;
+ dst += dstride;
+ frame_ant += w;
}
}
-static void deNoise(unsigned char *Frame,
- unsigned char *FrameDest,
- unsigned int *LineAnt,
- unsigned short **FrameAntPtr,
- int W, int H, int sStride, int dStride,
- int *Horizontal, int *Vertical, int *Temporal)
+av_always_inline
+static void denoise_spatial(HQDN3DContext *s,
+ uint8_t *src, uint8_t *dst,
+ uint16_t *line_ant, uint16_t *frame_ant,
+ int w, int h, int sstride, int dstride,
+ int16_t *spatial, int16_t *temporal, int depth)
{
- long X, Y;
- long sLineOffs = 0, dLineOffs = 0;
- unsigned int PixelAnt;
- unsigned int PixelDst;
- unsigned short* FrameAnt=(*FrameAntPtr);
-
- if (!FrameAnt) {
- (*FrameAntPtr) = FrameAnt = av_malloc(W*H*sizeof(unsigned short));
- for (Y = 0; Y < H; Y++) {
- unsigned short* dst=&FrameAnt[Y*W];
- unsigned char* src=Frame+Y*sStride;
- for (X = 0; X < W; X++) dst[X]=src[X]<<8;
- }
- }
-
- if (!Horizontal[0] && !Vertical[0]) {
- deNoiseTemporal(Frame, FrameDest, FrameAnt,
- W, H, sStride, dStride, Temporal);
- return;
- }
- if (!Temporal[0]) {
- deNoiseSpacial(Frame, FrameDest, LineAnt,
- W, H, sStride, dStride, Horizontal, Vertical);
- return;
- }
+ long x, y;
+ uint32_t pixel_ant;
+ uint32_t tmp;
- /* First pixel has no left nor top neighbor. Only previous frame */
- LineAnt[0] = PixelAnt = Frame[0]<<16;
- PixelDst = LowPassMul(FrameAnt[0]<<8, PixelAnt, Temporal);
- FrameAnt[0] = ((PixelDst+0x1000007F)>>8);
- FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
+ spatial += 256 << LUT_BITS;
+ temporal += 256 << LUT_BITS;
- /* First line has no top neighbor. Only left one for each pixel and
+ /* First line has no top neighbor. Only left one for each tmp and
* last frame */
- for (X = 1; X < W; X++) {
- LineAnt[X] = PixelAnt = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
- PixelDst = LowPassMul(FrameAnt[X]<<8, PixelAnt, Temporal);
- FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
- FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
+ pixel_ant = LOAD(0);
+ for (x = 0; x < w; x++) {
+ line_ant[x] = tmp = pixel_ant = lowpass(pixel_ant, LOAD(x), spatial, depth);
+ frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
+ STORE(x, tmp);
}
- for (Y = 1; Y < H; Y++) {
- unsigned int PixelAnt;
- unsigned short* LinePrev=&FrameAnt[Y*W];
- sLineOffs += sStride, dLineOffs += dStride;
- /* First pixel on each line doesn't have previous pixel */
- PixelAnt = Frame[sLineOffs]<<16;
- LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
- PixelDst = LowPassMul(LinePrev[0]<<8, LineAnt[0], Temporal);
- LinePrev[0] = ((PixelDst+0x1000007F)>>8);
- FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
-
- for (X = 1; X < W; X++) {
- unsigned int PixelDst;
- /* The rest are normal */
- PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
- LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
- PixelDst = LowPassMul(LinePrev[X]<<8, LineAnt[X], Temporal);
- LinePrev[X] = ((PixelDst+0x1000007F)>>8);
- FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
+ for (y = 1; y < h; y++) {
+ src += sstride;
+ dst += dstride;
+ frame_ant += w;
+ if (s->denoise_row[depth]) {
+ s->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
+ continue;
+ }
+ pixel_ant = LOAD(0);
+ for (x = 0; x < w-1; x++) {
+ line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
+ pixel_ant = lowpass(pixel_ant, LOAD(x+1), spatial, depth);
+ frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
+ STORE(x, tmp);
}
+ line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
+ frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
+ STORE(x, tmp);
}
}
-static void PrecalcCoefs(int *Ct, double Dist25)
+av_always_inline
+static int denoise_depth(HQDN3DContext *s,
+ uint8_t *src, uint8_t *dst,
+ uint16_t *line_ant, uint16_t **frame_ant_ptr,
+ int w, int h, int sstride, int dstride,
+ int16_t *spatial, int16_t *temporal, int depth)
{
- int i;
- double Gamma, Simil, C;
+ // FIXME: For 16bit depth, frame_ant could be a pointer to the previous
+ // filtered frame rather than a separate buffer.
+ long x, y;
+ uint16_t *frame_ant = *frame_ant_ptr;
+ if (!frame_ant) {
+ uint8_t *frame_src = src;
+ *frame_ant_ptr = frame_ant = av_malloc(w*h*sizeof(uint16_t));
+ if (!frame_ant)
+ return AVERROR(ENOMEM);
+ for (y = 0; y < h; y++, src += sstride, frame_ant += w)
+ for (x = 0; x < w; x++)
+ frame_ant[x] = LOAD(x);
+ src = frame_src;
+ frame_ant = *frame_ant_ptr;
+ }
- Gamma = log(0.25) / log(1.0 - Dist25/255.0 - 0.00001);
+ if (spatial[0])
+ denoise_spatial(s, src, dst, line_ant, frame_ant,
+ w, h, sstride, dstride, spatial, temporal, depth);
+ else
+ denoise_temporal(src, dst, frame_ant,
+ w, h, sstride, dstride, temporal, depth);
+ emms_c();
+ return 0;
+}
- for (i = -255*16; i <= 255*16; i++) {
- Simil = 1.0 - FFABS(i) / (16*255.0);
- C = pow(Simil, Gamma) * 65536.0 * i / 16.0;
- Ct[16*256+i] = lrint(C);
+#define denoise(...) \
+ do { \
+ int ret = AVERROR_INVALIDDATA; \
+ switch (s->depth) { \
+ case 8: ret = denoise_depth(__VA_ARGS__, 8); break; \
+ case 9: ret = denoise_depth(__VA_ARGS__, 9); break; \
+ case 10: ret = denoise_depth(__VA_ARGS__, 10); break; \
+ case 16: ret = denoise_depth(__VA_ARGS__, 16); break; \
+ } \
+ if (ret < 0) { \
+ av_frame_free(&out); \
+ if (!direct) \
+ av_frame_free(&in); \
+ return ret; \
+ } \
+ } while (0)
+
+static int16_t *precalc_coefs(double dist25, int depth)
+{
+ int i;
+ double gamma, simil, C;
+ int16_t *ct = av_malloc((512<<LUT_BITS)*sizeof(int16_t));
+ if (!ct)
+ return NULL;
+
+ gamma = log(0.25) / log(1.0 - FFMIN(dist25,252.0)/255.0 - 0.00001);
+
+ for (i = -255<<LUT_BITS; i <= 255<<LUT_BITS; i++) {
+ double f = ((i<<(9-LUT_BITS)) + (1<<(8-LUT_BITS)) - 1) / 512.0; // midpoint of the bin
+ simil = 1.0 - FFABS(f) / 255.0;
+ C = pow(simil, gamma) * 256.0 * f;
+ ct[(256<<LUT_BITS)+i] = lrint(C);
}
- Ct[0] = !!Dist25;
+ ct[0] = !!dist25;
+ return ct;
}
#define PARAM1_DEFAULT 4.0
#define PARAM2_DEFAULT 3.0
#define PARAM3_DEFAULT 6.0
-static int init(AVFilterContext *ctx, const char *args)
+static av_cold int init(AVFilterContext *ctx)
{
- HQDN3DContext *hqdn3d = ctx->priv;
- double LumSpac, LumTmp, ChromSpac, ChromTmp;
- double Param1, Param2, Param3, Param4;
-
- LumSpac = PARAM1_DEFAULT;
- ChromSpac = PARAM2_DEFAULT;
- LumTmp = PARAM3_DEFAULT;
- ChromTmp = LumTmp * ChromSpac / LumSpac;
-
- if (args) {
- switch (sscanf(args, "%lf:%lf:%lf:%lf",
- &Param1, &Param2, &Param3, &Param4)) {
- case 1:
- LumSpac = Param1;
- ChromSpac = PARAM2_DEFAULT * Param1 / PARAM1_DEFAULT;
- LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;
- ChromTmp = LumTmp * ChromSpac / LumSpac;
- break;
- case 2:
- LumSpac = Param1;
- ChromSpac = Param2;
- LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;
- ChromTmp = LumTmp * ChromSpac / LumSpac;
- break;
- case 3:
- LumSpac = Param1;
- ChromSpac = Param2;
- LumTmp = Param3;
- ChromTmp = LumTmp * ChromSpac / LumSpac;
- break;
- case 4:
- LumSpac = Param1;
- ChromSpac = Param2;
- LumTmp = Param3;
- ChromTmp = Param4;
- break;
- }
- }
+ HQDN3DContext *s = ctx->priv;
- av_log(ctx, AV_LOG_VERBOSE, "ls:%lf cs:%lf lt:%lf ct:%lf\n",
- LumSpac, ChromSpac, LumTmp, ChromTmp);
- if (LumSpac < 0 || ChromSpac < 0 || isnan(ChromTmp)) {
- av_log(ctx, AV_LOG_ERROR,
- "Invalid negative value for luma or chroma spatial strength, "
- "or resulting value for chroma temporal strength is nan.\n");
- return AVERROR(EINVAL);
- }
+ if (!s->strength[LUMA_SPATIAL])
+ s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
+ if (!s->strength[CHROMA_SPATIAL])
+ s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+ if (!s->strength[LUMA_TMP])
+ s->strength[LUMA_TMP] = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+ if (!s->strength[CHROMA_TMP])
+ s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
- PrecalcCoefs(hqdn3d->Coefs[0], LumSpac);
- PrecalcCoefs(hqdn3d->Coefs[1], LumTmp);
- PrecalcCoefs(hqdn3d->Coefs[2], ChromSpac);
- PrecalcCoefs(hqdn3d->Coefs[3], ChromTmp);
+ av_log(ctx, AV_LOG_VERBOSE, "ls:%f cs:%f lt:%f ct:%f\n",
+ s->strength[LUMA_SPATIAL], s->strength[CHROMA_SPATIAL],
+ s->strength[LUMA_TMP], s->strength[CHROMA_TMP]);
return 0;
}
-static void uninit(AVFilterContext *ctx)
+static av_cold void uninit(AVFilterContext *ctx)
{
- HQDN3DContext *hqdn3d = ctx->priv;
-
- av_freep(&hqdn3d->Line);
- av_freep(&hqdn3d->Frame[0]);
- av_freep(&hqdn3d->Frame[1]);
- av_freep(&hqdn3d->Frame[2]);
+ HQDN3DContext *s = ctx->priv;
+
+ av_freep(&s->coefs[0]);
+ av_freep(&s->coefs[1]);
+ av_freep(&s->coefs[2]);
+ av_freep(&s->coefs[3]);
+ av_freep(&s->line);
+ av_freep(&s->frame_prev[0]);
+ av_freep(&s->frame_prev[1]);
+ av_freep(&s->frame_prev[2]);
}
static int query_formats(AVFilterContext *ctx)
{
- static const enum PixelFormat pix_fmts[] = {
- PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_YUV411P, PIX_FMT_NONE
+ static const enum AVPixelFormat pix_fmts[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_YUV422P,
+ AV_PIX_FMT_YUV444P,
+ AV_PIX_FMT_YUV410P,
+ AV_PIX_FMT_YUV411P,
+ AV_PIX_FMT_YUV440P,
+ AV_PIX_FMT_YUVJ420P,
+ AV_PIX_FMT_YUVJ422P,
+ AV_PIX_FMT_YUVJ444P,
+ AV_PIX_FMT_YUVJ440P,
+ AV_NE( AV_PIX_FMT_YUV420P9BE, AV_PIX_FMT_YUV420P9LE ),
+ AV_NE( AV_PIX_FMT_YUV422P9BE, AV_PIX_FMT_YUV422P9LE ),
+ AV_NE( AV_PIX_FMT_YUV444P9BE, AV_PIX_FMT_YUV444P9LE ),
+ AV_NE( AV_PIX_FMT_YUV420P10BE, AV_PIX_FMT_YUV420P10LE ),
+ AV_NE( AV_PIX_FMT_YUV422P10BE, AV_PIX_FMT_YUV422P10LE ),
+ AV_NE( AV_PIX_FMT_YUV444P10BE, AV_PIX_FMT_YUV444P10LE ),
+ AV_NE( AV_PIX_FMT_YUV420P16BE, AV_PIX_FMT_YUV420P16LE ),
+ AV_NE( AV_PIX_FMT_YUV422P16BE, AV_PIX_FMT_YUV422P16LE ),
+ AV_NE( AV_PIX_FMT_YUV444P16BE, AV_PIX_FMT_YUV444P16LE ),
+ AV_PIX_FMT_NONE
};
ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
static int config_input(AVFilterLink *inlink)
{
- HQDN3DContext *hqdn3d = inlink->dst->priv;
+ HQDN3DContext *s = inlink->dst->priv;
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
+ int i;
+
+ uninit(inlink->dst);
- hqdn3d->hsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_w;
- hqdn3d->vsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_h;
+ s->hsub = desc->log2_chroma_w;
+ s->vsub = desc->log2_chroma_h;
+ s->depth = desc->comp[0].depth;
- hqdn3d->Line = av_malloc(inlink->w * sizeof(*hqdn3d->Line));
- if (!hqdn3d->Line)
+ s->line = av_malloc(inlink->w * sizeof(*s->line));
+ if (!s->line)
return AVERROR(ENOMEM);
+ for (i = 0; i < 4; i++) {
+ s->coefs[i] = precalc_coefs(s->strength[i], s->depth);
+ if (!s->coefs[i])
+ return AVERROR(ENOMEM);
+ }
+
+ if (ARCH_X86)
+ ff_hqdn3d_init_x86(s);
+
return 0;
}
-static void null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) { }
-
-static void end_frame(AVFilterLink *inlink)
+static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
- HQDN3DContext *hqdn3d = inlink->dst->priv;
+ HQDN3DContext *s = inlink->dst->priv;
AVFilterLink *outlink = inlink->dst->outputs[0];
- AVFilterBufferRef *inpic = inlink ->cur_buf;
- AVFilterBufferRef *outpic = outlink->out_buf;
- int cw = inpic->video->w >> hqdn3d->hsub;
- int ch = inpic->video->h >> hqdn3d->vsub;
-
- deNoise(inpic->data[0], outpic->data[0],
- hqdn3d->Line, &hqdn3d->Frame[0], inpic->video->w, inpic->video->h,
- inpic->linesize[0], outpic->linesize[0],
- hqdn3d->Coefs[0],
- hqdn3d->Coefs[0],
- hqdn3d->Coefs[1]);
- deNoise(inpic->data[1], outpic->data[1],
- hqdn3d->Line, &hqdn3d->Frame[1], cw, ch,
- inpic->linesize[1], outpic->linesize[1],
- hqdn3d->Coefs[2],
- hqdn3d->Coefs[2],
- hqdn3d->Coefs[3]);
- deNoise(inpic->data[2], outpic->data[2],
- hqdn3d->Line, &hqdn3d->Frame[2], cw, ch,
- inpic->linesize[2], outpic->linesize[2],
- hqdn3d->Coefs[2],
- hqdn3d->Coefs[2],
- hqdn3d->Coefs[3]);
-
- ff_draw_slice(outlink, 0, inpic->video->h, 1);
- ff_end_frame(outlink);
+ AVFrame *out;
+ int c, direct = av_frame_is_writable(in);
+
+ if (direct) {
+ out = in;
+ } else {
+ out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
+ if (!out) {
+ av_frame_free(&in);
+ return AVERROR(ENOMEM);
+ }
+
+ av_frame_copy_props(out, in);
+ out->width = outlink->w;
+ out->height = outlink->h;
+ }
+
+ for (c = 0; c < 3; c++) {
+ denoise(s, in->data[c], out->data[c],
+ s->line, &s->frame_prev[c],
+ in->width >> (!!c * s->hsub),
+ in->height >> (!!c * s->vsub),
+ in->linesize[c], out->linesize[c],
+ s->coefs[c?2:0], s->coefs[c?3:1]);
+ }
+
+ if (!direct)
+ av_frame_free(&in);
+
+ return ff_filter_frame(outlink, out);
}
-AVFilter avfilter_vf_hqdn3d = {
+#define OFFSET(x) offsetof(HQDN3DContext, x)
+#define FLAGS AV_OPT_FLAG_VIDEO_PARAM
+static const AVOption options[] = {
+ { "luma_spatial", "spatial luma strength", OFFSET(strength[LUMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "chroma_spatial", "spatial chroma strength", OFFSET(strength[CHROMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "luma_tmp", "temporal luma strength", OFFSET(strength[LUMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "chroma_tmp", "temporal chroma strength", OFFSET(strength[CHROMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { NULL },
+};
+
+static const AVClass hqdn3d_class = {
+ .class_name = "hqdn3d",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+static const AVFilterPad avfilter_vf_hqdn3d_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = config_input,
+ .filter_frame = filter_frame,
+ },
+ { NULL }
+};
+
+static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO
+ },
+ { NULL }
+};
+
+AVFilter ff_vf_hqdn3d = {
.name = "hqdn3d",
.description = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
.priv_size = sizeof(HQDN3DContext),
+ .priv_class = &hqdn3d_class,
.init = init,
.uninit = uninit,
.query_formats = query_formats,
- .inputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .draw_slice = null_draw_slice,
- .config_props = config_input,
- .end_frame = end_frame },
- { .name = NULL}},
+ .inputs = avfilter_vf_hqdn3d_inputs,
- .outputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO },
- { .name = NULL}},
+ .outputs = avfilter_vf_hqdn3d_outputs,
};