FFmpeg  4.4.4
vf_hqdn3d.c
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1 /*
2  * Copyright (c) 2003 Daniel Moreno <comac AT comac DOT darktech DOT org>
3  * Copyright (c) 2010 Baptiste Coudurier
4  * Copyright (c) 2012 Loren Merritt
5  *
6  * This file is part of FFmpeg, ported from MPlayer.
7  *
8  * FFmpeg is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21  */
22 
23 /**
24  * @file
25  * high quality 3d video denoiser, ported from MPlayer
26  * libmpcodecs/vf_hqdn3d.c.
27  */
28 
29 #include <float.h>
30 
31 #include "config.h"
32 #include "libavutil/attributes.h"
33 #include "libavutil/common.h"
34 #include "libavutil/pixdesc.h"
35 #include "libavutil/intreadwrite.h"
36 #include "libavutil/opt.h"
37 
38 #include "avfilter.h"
39 #include "formats.h"
40 #include "internal.h"
41 #include "video.h"
42 #include "vf_hqdn3d.h"
43 
44 #define LUT_BITS (depth==16 ? 8 : 4)
45 #define LOAD(x) (((depth == 8 ? src[x] : AV_RN16A(src + (x) * 2)) << (16 - depth))\
46  + (((1 << (16 - depth)) - 1) >> 1))
47 #define STORE(x,val) (depth == 8 ? dst[x] = (val) >> (16 - depth) : \
48  AV_WN16A(dst + (x) * 2, (val) >> (16 - depth)))
49 
51 static uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
52 {
53  int d = (prev - cur) >> (8 - LUT_BITS);
54  return cur + coef[d];
55 }
56 
58 static void denoise_temporal(uint8_t *src, uint8_t *dst,
59  uint16_t *frame_ant,
60  int w, int h, int sstride, int dstride,
61  int16_t *temporal, int depth)
62 {
63  long x, y;
64  uint32_t tmp;
65 
66  temporal += 256 << LUT_BITS;
67 
68  for (y = 0; y < h; y++) {
69  for (x = 0; x < w; x++) {
70  frame_ant[x] = tmp = lowpass(frame_ant[x], LOAD(x), temporal, depth);
71  STORE(x, tmp);
72  }
73  src += sstride;
74  dst += dstride;
75  frame_ant += w;
76  }
77 }
78 
81  uint8_t *src, uint8_t *dst,
82  uint16_t *line_ant, uint16_t *frame_ant,
83  int w, int h, int sstride, int dstride,
84  int16_t *spatial, int16_t *temporal, int depth)
85 {
86  long x, y;
87  uint32_t pixel_ant;
88  uint32_t tmp;
89 
90  spatial += 256 << LUT_BITS;
91  temporal += 256 << LUT_BITS;
92 
93  /* First line has no top neighbor. Only left one for each tmp and
94  * last frame */
95  pixel_ant = LOAD(0);
96  for (x = 0; x < w; x++) {
97  line_ant[x] = tmp = pixel_ant = lowpass(pixel_ant, LOAD(x), spatial, depth);
98  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
99  STORE(x, tmp);
100  }
101 
102  for (y = 1; y < h; y++) {
103  src += sstride;
104  dst += dstride;
105  frame_ant += w;
106  if (s->denoise_row[depth]) {
107  s->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
108  continue;
109  }
110  pixel_ant = LOAD(0);
111  for (x = 0; x < w-1; x++) {
112  line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
113  pixel_ant = lowpass(pixel_ant, LOAD(x+1), spatial, depth);
114  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
115  STORE(x, tmp);
116  }
117  line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
118  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
119  STORE(x, tmp);
120  }
121 }
122 
125  uint8_t *src, uint8_t *dst,
126  uint16_t *line_ant, uint16_t **frame_ant_ptr,
127  int w, int h, int sstride, int dstride,
128  int16_t *spatial, int16_t *temporal, int depth)
129 {
130  // FIXME: For 16-bit depth, frame_ant could be a pointer to the previous
131  // filtered frame rather than a separate buffer.
132  long x, y;
133  uint16_t *frame_ant = *frame_ant_ptr;
134  if (!frame_ant) {
135  uint8_t *frame_src = src;
136  *frame_ant_ptr = frame_ant = av_malloc_array(w, h*sizeof(uint16_t));
137  if (!frame_ant)
138  return AVERROR(ENOMEM);
139  for (y = 0; y < h; y++, src += sstride, frame_ant += w)
140  for (x = 0; x < w; x++)
141  frame_ant[x] = LOAD(x);
142  src = frame_src;
143  frame_ant = *frame_ant_ptr;
144  }
145 
146  if (spatial[0])
147  denoise_spatial(s, src, dst, line_ant, frame_ant,
148  w, h, sstride, dstride, spatial, temporal, depth);
149  else
150  denoise_temporal(src, dst, frame_ant,
151  w, h, sstride, dstride, temporal, depth);
152  emms_c();
153  return 0;
154 }
155 
156 #define denoise(...) \
157  do { \
158  int ret = AVERROR_BUG; \
159  switch (s->depth) { \
160  case 8: ret = denoise_depth(__VA_ARGS__, 8); break; \
161  case 9: ret = denoise_depth(__VA_ARGS__, 9); break; \
162  case 10: ret = denoise_depth(__VA_ARGS__, 10); break; \
163  case 12: ret = denoise_depth(__VA_ARGS__, 12); break; \
164  case 14: ret = denoise_depth(__VA_ARGS__, 14); break; \
165  case 16: ret = denoise_depth(__VA_ARGS__, 16); break; \
166  } \
167  if (ret < 0) { \
168  av_frame_free(&out); \
169  if (!direct) \
170  av_frame_free(&in); \
171  return ret; \
172  } \
173  } while (0)
174 
175 static void precalc_coefs(double dist25, int depth, int16_t *ct)
176 {
177  int i;
178  double gamma, simil, C;
179 
180  gamma = log(0.25) / log(1.0 - FFMIN(dist25,252.0)/255.0 - 0.00001);
181 
182  for (i = -256<<LUT_BITS; i < 256<<LUT_BITS; i++) {
183  double f = ((i<<(9-LUT_BITS)) + (1<<(8-LUT_BITS)) - 1) / 512.0; // midpoint of the bin
184  simil = FFMAX(0, 1.0 - fabs(f) / 255.0);
185  C = pow(simil, gamma) * 256.0 * f;
186  ct[(256<<LUT_BITS)+i] = lrint(C);
187  }
188 
189  ct[0] = !!dist25;
190 }
191 
192 #define PARAM1_DEFAULT 4.0
193 #define PARAM2_DEFAULT 3.0
194 #define PARAM3_DEFAULT 6.0
195 
197 {
198  HQDN3DContext *s = ctx->priv;
199 
200  if (!s->strength[LUMA_SPATIAL])
201  s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
202  if (!s->strength[CHROMA_SPATIAL])
203  s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
204  if (!s->strength[LUMA_TMP])
205  s->strength[LUMA_TMP] = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
206  if (!s->strength[CHROMA_TMP])
207  s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
208 
209  av_log(ctx, AV_LOG_VERBOSE, "ls:%f cs:%f lt:%f ct:%f\n",
210  s->strength[LUMA_SPATIAL], s->strength[CHROMA_SPATIAL],
211  s->strength[LUMA_TMP], s->strength[CHROMA_TMP]);
212 
213  return 0;
214 }
215 
217 {
218  HQDN3DContext *s = ctx->priv;
219 
220  av_freep(&s->coefs[0]);
221  av_freep(&s->coefs[1]);
222  av_freep(&s->coefs[2]);
223  av_freep(&s->coefs[3]);
224  av_freep(&s->line[0]);
225  av_freep(&s->line[1]);
226  av_freep(&s->line[2]);
227  av_freep(&s->frame_prev[0]);
228  av_freep(&s->frame_prev[1]);
229  av_freep(&s->frame_prev[2]);
230 }
231 
233 {
234  static const enum AVPixelFormat pix_fmts[] = {
246  };
248  if (!fmts_list)
249  return AVERROR(ENOMEM);
250  return ff_set_common_formats(ctx, fmts_list);
251 }
252 
254 {
255  HQDN3DContext *s = ctx->priv;
256 
257  for (int i = 0; i < 4; i++)
258  precalc_coefs(s->strength[i], s->depth, s->coefs[i]);
259 }
260 
261 static int config_input(AVFilterLink *inlink)
262 {
263  AVFilterContext *ctx = inlink->dst;
264  HQDN3DContext *s = inlink->dst->priv;
266  int i, depth;
267 
268  uninit(inlink->dst);
269 
270  s->hsub = desc->log2_chroma_w;
271  s->vsub = desc->log2_chroma_h;
272  s->depth = depth = desc->comp[0].depth;
273 
274  for (i = 0; i < 3; i++) {
275  s->line[i] = av_malloc_array(inlink->w, sizeof(*s->line[i]));
276  if (!s->line[i])
277  return AVERROR(ENOMEM);
278  }
279 
280  for (i = 0; i < 4; i++) {
281  s->coefs[i] = av_malloc((512<<LUT_BITS) * sizeof(int16_t));
282  if (!s->coefs[i])
283  return AVERROR(ENOMEM);
284  }
285 
286  calc_coefs(ctx);
287 
288  if (ARCH_X86)
290 
291  return 0;
292 }
293 
294 typedef struct ThreadData {
295  AVFrame *in, *out;
296  int direct;
297 } ThreadData;
298 
299 static int do_denoise(AVFilterContext *ctx, void *data, int job_nr, int n_jobs)
300 {
301  HQDN3DContext *s = ctx->priv;
302  const ThreadData *td = data;
303  AVFrame *out = td->out;
304  AVFrame *in = td->in;
305  int direct = td->direct;
306 
307  denoise(s, in->data[job_nr], out->data[job_nr],
308  s->line[job_nr], &s->frame_prev[job_nr],
309  AV_CEIL_RSHIFT(in->width, (!!job_nr * s->hsub)),
310  AV_CEIL_RSHIFT(in->height, (!!job_nr * s->vsub)),
311  in->linesize[job_nr], out->linesize[job_nr],
312  s->coefs[job_nr ? CHROMA_SPATIAL : LUMA_SPATIAL],
313  s->coefs[job_nr ? CHROMA_TMP : LUMA_TMP]);
314 
315  return 0;
316 }
317 
318 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
319 {
320  AVFilterContext *ctx = inlink->dst;
321  AVFilterLink *outlink = ctx->outputs[0];
322 
323  AVFrame *out;
324  int direct = av_frame_is_writable(in) && !ctx->is_disabled;
325  ThreadData td;
326 
327  if (direct) {
328  out = in;
329  } else {
330  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
331  if (!out) {
332  av_frame_free(&in);
333  return AVERROR(ENOMEM);
334  }
335 
337  }
338 
339  td.in = in;
340  td.out = out;
341  td.direct = direct;
342  /* one thread per plane */
343  ctx->internal->execute(ctx, do_denoise, &td, NULL, 3);
344 
345  if (ctx->is_disabled) {
346  av_frame_free(&out);
347  return ff_filter_frame(outlink, in);
348  }
349 
350  if (!direct)
351  av_frame_free(&in);
352 
353  return ff_filter_frame(outlink, out);
354 }
355 
356 static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
357  char *res, int res_len, int flags)
358 {
359  int ret;
360 
361  ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
362  if (ret < 0)
363  return ret;
364 
365  calc_coefs(ctx);
366 
367  return 0;
368 }
369 
370 #define OFFSET(x) offsetof(HQDN3DContext, x)
371 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM
372 static const AVOption hqdn3d_options[] = {
373  { "luma_spatial", "spatial luma strength", OFFSET(strength[LUMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
374  { "chroma_spatial", "spatial chroma strength", OFFSET(strength[CHROMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
375  { "luma_tmp", "temporal luma strength", OFFSET(strength[LUMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
376  { "chroma_tmp", "temporal chroma strength", OFFSET(strength[CHROMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
377  { NULL }
378 };
379 
381 
383  {
384  .name = "default",
385  .type = AVMEDIA_TYPE_VIDEO,
386  .config_props = config_input,
387  .filter_frame = filter_frame,
388  },
389  { NULL }
390 };
391 
392 
394  {
395  .name = "default",
396  .type = AVMEDIA_TYPE_VIDEO
397  },
398  { NULL }
399 };
400 
402  .name = "hqdn3d",
403  .description = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
404  .priv_size = sizeof(HQDN3DContext),
405  .priv_class = &hqdn3d_class,
406  .init = init,
407  .uninit = uninit,
413 };
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
Macro definitions for various function/variable attributes.
#define av_always_inline
Definition: attributes.h:45
#define av_cold
Definition: attributes.h:88
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
uint8_t
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1096
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options.
Definition: avfilter.c:882
Main libavfilter public API header.
#define flags(name, subs,...)
Definition: cbs_av1.c:561
#define s(width, name)
Definition: cbs_vp9.c:257
#define f(width, name)
Definition: cbs_vp9.c:255
common internal and external API header
#define FFMIN(a, b)
Definition: common.h:105
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define FFMAX(a, b)
Definition: common.h:103
#define ARCH_X86
Definition: config.h:39
#define NULL
Definition: coverity.c:32
static __device__ float fabs(float a)
Definition: cuda_runtime.h:182
int ff_set_common_formats(AVFilterContext *ctx, AVFilterFormats *formats)
A helper for query_formats() which sets all links to the same list of formats.
Definition: formats.c:587
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:286
@ AV_OPT_TYPE_DOUBLE
Definition: opt.h:227
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition: avfilter.h:117
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
Definition: avfilter.h:134
#define AVERROR(e)
Definition: error.h:43
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
Definition: frame.c:594
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:203
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:658
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:210
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
int i
Definition: input.c:407
#define C
static void direct(const float *in, const FFTComplex *ir, int len, float *out)
Definition: af_afir.c:60
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
#define emms_c()
Definition: internal.h:54
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:309
const char * desc
Definition: libsvtav1.c:79
uint8_t w
Definition: llviddspenc.c:39
const char data[16]
Definition: mxf.c:142
AVOptions.
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:410
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:406
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:398
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:399
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:405
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:397
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:403
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:404
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:400
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:396
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:407
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
@ AV_PIX_FMT_YUV440P
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:99
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
@ AV_PIX_FMT_YUVJ440P
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range
Definition: pixfmt.h:100
@ AV_PIX_FMT_YUV410P
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
@ AV_PIX_FMT_YUV411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:73
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
@ AV_PIX_FMT_YUVJ422P
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
@ AV_PIX_FMT_YUVJ420P
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
Definition: pixfmt.h:78
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:408
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:411
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:401
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:409
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:412
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:402
#define td
Definition: regdef.h:70
An instance of a filter.
Definition: avfilter.h:341
void * priv
private data for use by the filter
Definition: avfilter.h:356
A list of supported formats for one end of a filter link.
Definition: formats.h:65
A filter pad used for either input or output.
Definition: internal.h:54
const char * name
Pad name.
Definition: internal.h:60
Filter definition.
Definition: avfilter.h:145
const char * name
Filter name.
Definition: avfilter.h:149
AVFormatInternal * internal
An opaque field for libavformat internal usage.
Definition: avformat.h:1699
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
AVOption.
Definition: opt.h:248
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
Used for passing data between threads.
Definition: dsddec.c:67
AVFrame * out
Definition: af_adeclick.c:502
int direct
Definition: vf_hqdn3d.c:296
AVFrame * in
Definition: af_adenorm.c:223
#define lrint
Definition: tablegen.h:53
#define av_malloc_array(a, b)
#define av_freep(p)
#define av_malloc(s)
#define av_log(a,...)
static uint8_t tmp[11]
Definition: aes_ctr.c:27
#define src
Definition: vp8dsp.c:255
FILE * out
Definition: movenc.c:54
AVFormatContext * ctx
Definition: movenc.c:48
#define PARAM1_DEFAULT
Definition: vf_hqdn3d.c:192
static av_always_inline uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
Definition: vf_hqdn3d.c:51
static av_always_inline 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)
Definition: vf_hqdn3d.c:80
#define LOAD(x)
Definition: vf_hqdn3d.c:45
static void calc_coefs(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:253
#define STORE(x, val)
Definition: vf_hqdn3d.c:47
#define PARAM3_DEFAULT
Definition: vf_hqdn3d.c:194
#define PARAM2_DEFAULT
Definition: vf_hqdn3d.c:193
static av_always_inline 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)
Definition: vf_hqdn3d.c:124
static int query_formats(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:232
static int config_input(AVFilterLink *inlink)
Definition: vf_hqdn3d.c:261
#define LUT_BITS
Definition: vf_hqdn3d.c:44
#define FLAGS
Definition: vf_hqdn3d.c:371
static int do_denoise(AVFilterContext *ctx, void *data, int job_nr, int n_jobs)
Definition: vf_hqdn3d.c:299
static const AVFilterPad avfilter_vf_hqdn3d_inputs[]
Definition: vf_hqdn3d.c:382
static void precalc_coefs(double dist25, int depth, int16_t *ct)
Definition: vf_hqdn3d.c:175
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_hqdn3d.c:318
AVFILTER_DEFINE_CLASS(hqdn3d)
static const AVOption hqdn3d_options[]
Definition: vf_hqdn3d.c:372
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
Definition: vf_hqdn3d.c:356
static av_cold int init(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:196
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:216
#define OFFSET(x)
Definition: vf_hqdn3d.c:370
static av_always_inline 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)
Definition: vf_hqdn3d.c:58
AVFilter ff_vf_hqdn3d
Definition: vf_hqdn3d.c:401
static const AVFilterPad avfilter_vf_hqdn3d_outputs[]
Definition: vf_hqdn3d.c:393
#define denoise(...)
Definition: vf_hqdn3d.c:156
#define CHROMA_SPATIAL
Definition: vf_hqdn3d.h:44
void ff_hqdn3d_init_x86(HQDN3DContext *hqdn3d)
#define LUMA_TMP
Definition: vf_hqdn3d.h:43
#define CHROMA_TMP
Definition: vf_hqdn3d.h:45
#define LUMA_SPATIAL
Definition: vf_hqdn3d.h:42
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:104