FFmpeg  4.4.6
vf_bilateral.c
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1 /*
2  * Copyright (c) 2017 Ming Yang
3  * Copyright (c) 2019 Paul B Mahol
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a copy
6  * of this software and associated documentation files (the "Software"), to deal
7  * in the Software without restriction, including without limitation the rights
8  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9  * copies of the Software, and to permit persons to whom the Software is
10  * furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included in all
13  * copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21  * SOFTWARE.
22  */
23 
24 #include "libavutil/imgutils.h"
25 #include "libavutil/opt.h"
26 #include "libavutil/pixdesc.h"
27 #include "avfilter.h"
28 #include "formats.h"
29 #include "internal.h"
30 #include "video.h"
31 
32 typedef struct BilateralContext {
33  const AVClass *class;
34 
35  float sigmaS;
36  float sigmaR;
37  int planes;
38 
39  int nb_planes;
40  int depth;
41  int planewidth[4];
42  int planeheight[4];
43 
44  float alpha;
45  float range_table[65536];
46 
47  float *img_out_f;
48  float *img_temp;
49  float *map_factor_a;
50  float *map_factor_b;
53  float *line_factor_a;
54  float *line_factor_b;
56 
57 #define OFFSET(x) offsetof(BilateralContext, x)
58 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
59 
60 static const AVOption bilateral_options[] = {
61  { "sigmaS", "set spatial sigma", OFFSET(sigmaS), AV_OPT_TYPE_FLOAT, {.dbl=0.1}, 0.0, 512, FLAGS },
62  { "sigmaR", "set range sigma", OFFSET(sigmaR), AV_OPT_TYPE_FLOAT, {.dbl=0.1}, 0.0, 1, FLAGS },
63  { "planes", "set planes to filter", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=1}, 0, 0xF, FLAGS },
64  { NULL }
65 };
66 
68 
70 {
71  static const enum AVPixelFormat pix_fmts[] = {
90  };
91 
93 }
94 
96 {
97  BilateralContext *s = ctx->priv;
98  float inv_sigma_range;
99 
100  inv_sigma_range = 1.0f / (s->sigmaR * ((1 << s->depth) - 1));
101  s->alpha = expf(-sqrtf(2.f) / s->sigmaS);
102 
103  //compute a lookup table
104  for (int i = 0; i < (1 << s->depth); i++)
105  s->range_table[i] = s->alpha * expf(-i * inv_sigma_range);
106 
107  return 0;
108 }
109 
110 static int config_input(AVFilterLink *inlink)
111 {
112  AVFilterContext *ctx = inlink->dst;
113  BilateralContext *s = ctx->priv;
115 
116  s->depth = desc->comp[0].depth;
117 
119 
120  s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
121  s->planewidth[0] = s->planewidth[3] = inlink->w;
122  s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
123  s->planeheight[0] = s->planeheight[3] = inlink->h;
124 
125  s->nb_planes = av_pix_fmt_count_planes(inlink->format);
126 
127  s->img_out_f = av_calloc(inlink->w * inlink->h, sizeof(float));
128  s->img_temp = av_calloc(inlink->w * inlink->h, sizeof(float));
129  s->map_factor_a = av_calloc(inlink->w * inlink->h, sizeof(float));
130  s->map_factor_b = av_calloc(inlink->w * inlink->h, sizeof(float));
131  s->slice_factor_a = av_calloc(inlink->w, sizeof(float));
132  s->slice_factor_b = av_calloc(inlink->w, sizeof(float));
133  s->line_factor_a = av_calloc(inlink->w, sizeof(float));
134  s->line_factor_b = av_calloc(inlink->w, sizeof(float));
135 
136  if (!s->img_out_f ||
137  !s->img_temp ||
138  !s->map_factor_a ||
139  !s->map_factor_b ||
140  !s->slice_factor_a ||
141  !s->slice_factor_a ||
142  !s->line_factor_a ||
143  !s->line_factor_a)
144  return AVERROR(ENOMEM);
145 
146  return 0;
147 }
148 
149 #define BILATERAL(type, name) \
150 static void bilateral_##name(BilateralContext *s, const uint8_t *ssrc, uint8_t *ddst, \
151  float sigma_spatial, float sigma_range, \
152  int width, int height, int src_linesize, int dst_linesize) \
153 { \
154  type *dst = (type *)ddst; \
155  const type *src = (const type *)ssrc; \
156  float *img_out_f = s->img_out_f, *img_temp = s->img_temp; \
157  float *map_factor_a = s->map_factor_a, *map_factor_b = s->map_factor_b; \
158  float *slice_factor_a = s->slice_factor_a, *slice_factor_b = s->slice_factor_b; \
159  float *line_factor_a = s->line_factor_a, *line_factor_b = s->line_factor_b; \
160  const float *range_table = s->range_table; \
161  const float alpha = s->alpha; \
162  float ypr, ycr, *ycy, *ypy, *xcy, fp, fc; \
163  const float inv_alpha_ = 1.f - alpha; \
164  float *ycf, *ypf, *xcf, *in_factor; \
165  const type *tcy, *tpy; \
166  int h1; \
167  \
168  for (int y = 0; y < height; y++) { \
169  float *temp_factor_x, *temp_x = &img_temp[y * width]; \
170  const type *in_x = &src[y * src_linesize]; \
171  const type *texture_x = &src[y * src_linesize]; \
172  type tpr; \
173  \
174  *temp_x++ = ypr = *in_x++; \
175  tpr = *texture_x++; \
176  \
177  temp_factor_x = &map_factor_a[y * width]; \
178  *temp_factor_x++ = fp = 1; \
179  \
180  for (int x = 1; x < width; x++) { \
181  float alpha_; \
182  int range_dist; \
183  type tcr = *texture_x++; \
184  type dr = abs(tcr - tpr); \
185  \
186  range_dist = dr; \
187  alpha_ = range_table[range_dist]; \
188  *temp_x++ = ycr = inv_alpha_*(*in_x++) + alpha_*ypr; \
189  tpr = tcr; \
190  ypr = ycr; \
191  *temp_factor_x++ = fc = inv_alpha_ + alpha_ * fp; \
192  fp = fc; \
193  } \
194  --temp_x; *temp_x = 0.5f*((*temp_x) + (*--in_x)); \
195  tpr = *--texture_x; \
196  ypr = *in_x; \
197  \
198  --temp_factor_x; *temp_factor_x = 0.5f*((*temp_factor_x) + 1); \
199  fp = 1; \
200  \
201  for (int x = width - 2; x >= 0; x--) { \
202  type tcr = *--texture_x; \
203  type dr = abs(tcr - tpr); \
204  int range_dist = dr; \
205  float alpha_ = range_table[range_dist]; \
206  \
207  ycr = inv_alpha_ * (*--in_x) + alpha_ * ypr; \
208  --temp_x; *temp_x = 0.5f*((*temp_x) + ycr); \
209  tpr = tcr; \
210  ypr = ycr; \
211  \
212  fc = inv_alpha_ + alpha_*fp; \
213  --temp_factor_x; \
214  *temp_factor_x = 0.5f*((*temp_factor_x) + fc); \
215  fp = fc; \
216  } \
217  } \
218  memcpy(img_out_f, img_temp, sizeof(float) * width); \
219  \
220  in_factor = map_factor_a; \
221  memcpy(map_factor_b, in_factor, sizeof(float) * width); \
222  for (int y = 1; y < height; y++) { \
223  tpy = &src[(y - 1) * src_linesize]; \
224  tcy = &src[y * src_linesize]; \
225  xcy = &img_temp[y * width]; \
226  ypy = &img_out_f[(y - 1) * width]; \
227  ycy = &img_out_f[y * width]; \
228  \
229  xcf = &in_factor[y * width]; \
230  ypf = &map_factor_b[(y - 1) * width]; \
231  ycf = &map_factor_b[y * width]; \
232  for (int x = 0; x < width; x++) { \
233  type dr = abs((*tcy++) - (*tpy++)); \
234  int range_dist = dr; \
235  float alpha_ = range_table[range_dist]; \
236  \
237  *ycy++ = inv_alpha_*(*xcy++) + alpha_*(*ypy++); \
238  *ycf++ = inv_alpha_*(*xcf++) + alpha_*(*ypf++); \
239  } \
240  } \
241  h1 = height - 1; \
242  ycf = line_factor_a; \
243  ypf = line_factor_b; \
244  memcpy(ypf, &in_factor[h1 * width], sizeof(float) * width); \
245  for (int x = 0; x < width; x++) \
246  map_factor_b[h1 * width + x] = 0.5f*(map_factor_b[h1 * width + x] + ypf[x]); \
247  \
248  ycy = slice_factor_a; \
249  ypy = slice_factor_b; \
250  memcpy(ypy, &img_temp[h1 * width], sizeof(float) * width); \
251  for (int x = 0, k = 0; x < width; x++) { \
252  int idx = h1 * width + x; \
253  img_out_f[idx] = 0.5f*(img_out_f[idx] + ypy[k++]) / map_factor_b[h1 * width + x]; \
254  } \
255  \
256  for (int y = h1 - 1; y >= 0; y--) { \
257  float *ycf_, *ypf_, *factor_; \
258  float *ycy_, *ypy_, *out_; \
259  \
260  tpy = &src[(y + 1) * src_linesize]; \
261  tcy = &src[y * src_linesize]; \
262  xcy = &img_temp[y * width]; \
263  ycy_ = ycy; \
264  ypy_ = ypy; \
265  out_ = &img_out_f[y * width]; \
266  \
267  xcf = &in_factor[y * width]; \
268  ycf_ = ycf; \
269  ypf_ = ypf; \
270  factor_ = &map_factor_b[y * width]; \
271  for (int x = 0; x < width; x++) { \
272  type dr = abs((*tcy++) - (*tpy++)); \
273  int range_dist = dr; \
274  float alpha_ = range_table[range_dist]; \
275  float ycc, fcc = inv_alpha_*(*xcf++) + alpha_*(*ypf_++); \
276  \
277  *ycf_++ = fcc; \
278  *factor_ = 0.5f * (*factor_ + fcc); \
279  \
280  ycc = inv_alpha_*(*xcy++) + alpha_*(*ypy_++); \
281  *ycy_++ = ycc; \
282  *out_ = 0.5f * (*out_ + ycc) / (*factor_); \
283  out_++; \
284  factor_++; \
285  } \
286  \
287  ypy = ycy; \
288  ypf = ycf; \
289  } \
290  \
291  for (int i = 0; i < height; i++) \
292  for (int j = 0; j < width; j++) \
293  dst[j + i * dst_linesize] = img_out_f[i * width + j]; \
294 }
295 
296 BILATERAL(uint8_t, byte)
297 BILATERAL(uint16_t, word)
298 
299 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
300 {
301  AVFilterContext *ctx = inlink->dst;
302  BilateralContext *s = ctx->priv;
303  AVFilterLink *outlink = ctx->outputs[0];
304  AVFrame *out;
305 
306  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
307  if (!out) {
308  av_frame_free(&in);
309  return AVERROR(ENOMEM);
310  }
312 
313  for (int plane = 0; plane < s->nb_planes; plane++) {
314  if (!(s->planes & (1 << plane))) {
315  av_image_copy_plane(out->data[plane], out->linesize[plane],
316  in->data[plane], in->linesize[plane],
317  s->planewidth[plane] * ((s->depth + 7) / 8), s->planeheight[plane]);
318  continue;
319  }
320 
321  if (s->depth <= 8)
322  bilateral_byte(s, in->data[plane], out->data[plane], s->sigmaS, s->sigmaR,
323  s->planewidth[plane], s->planeheight[plane],
324  in->linesize[plane], out->linesize[plane]);
325  else
326  bilateral_word(s, in->data[plane], out->data[plane], s->sigmaS, s->sigmaR,
327  s->planewidth[plane], s->planeheight[plane],
328  in->linesize[plane] / 2, out->linesize[plane] / 2);
329  }
330 
331  av_frame_free(&in);
332  return ff_filter_frame(outlink, out);
333 }
334 
336 {
337  BilateralContext *s = ctx->priv;
338 
339  av_freep(&s->img_out_f);
340  av_freep(&s->img_temp);
341  av_freep(&s->map_factor_a);
342  av_freep(&s->map_factor_b);
343  av_freep(&s->slice_factor_a);
344  av_freep(&s->slice_factor_b);
345  av_freep(&s->line_factor_a);
346  av_freep(&s->line_factor_b);
347 }
348 
350  const char *cmd,
351  const char *arg,
352  char *res,
353  int res_len,
354  int flags)
355 {
356  int ret = ff_filter_process_command(ctx, cmd, arg, res, res_len, flags);
357 
358  if (ret < 0)
359  return ret;
360 
361  return config_params(ctx);
362 }
363 
364 static const AVFilterPad bilateral_inputs[] = {
365  {
366  .name = "default",
367  .type = AVMEDIA_TYPE_VIDEO,
368  .config_props = config_input,
369  .filter_frame = filter_frame,
370  },
371  { NULL }
372 };
373 
374 static const AVFilterPad bilateral_outputs[] = {
375  {
376  .name = "default",
377  .type = AVMEDIA_TYPE_VIDEO,
378  },
379  { NULL }
380 };
381 
383  .name = "bilateral",
384  .description = NULL_IF_CONFIG_SMALL("Apply Bilateral filter."),
385  .priv_size = sizeof(BilateralContext),
386  .priv_class = &bilateral_class,
387  .uninit = uninit,
393 };
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
#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:572
#define s(width, name)
Definition: cbs_vp9.c:257
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define NULL
Definition: coverity.c:32
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_INT
Definition: opt.h:225
@ AV_OPT_TYPE_FLOAT
Definition: opt.h:228
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
Definition: avfilter.h:126
#define AVERROR(e)
Definition: error.h:43
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
void * av_calloc(size_t nmemb, size_t size)
Non-inlined equivalent of av_mallocz_array().
Definition: mem.c:245
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
void av_image_copy_plane(uint8_t *dst, int dst_linesize, const uint8_t *src, int src_linesize, int bytewidth, int height)
Copy image plane from src to dst.
Definition: imgutils.c:373
misc image utilities
int i
Definition: input.c:407
const char * arg
Definition: jacosubdec.c:66
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
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:309
#define expf(x)
Definition: libm.h:283
const char * desc
Definition: libsvtav1.c:79
static const struct @322 planes[]
AVOptions.
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2613
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:420
#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_GRAY9
Definition: pixfmt.h:379
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:421
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:414
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:397
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:438
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:441
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:403
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:436
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:434
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:404
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:415
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:400
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:381
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:416
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:396
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:433
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:437
#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_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
@ AV_PIX_FMT_YUVA420P
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
@ 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_YUVA444P
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:177
@ AV_PIX_FMT_YUVJ411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
Definition: pixfmt.h:258
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
@ 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_YUVA422P
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
Definition: pixfmt.h:176
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
@ 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_GRAY10
Definition: pixfmt.h:380
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:382
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:411
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:383
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:419
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:443
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:442
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:418
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:409
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:435
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:417
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:412
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:402
Describe the class of an AVClass context structure.
Definition: log.h:67
An instance of a filter.
Definition: avfilter.h:341
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
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
float * map_factor_a
Definition: vf_bilateral.c:49
float * slice_factor_a
Definition: vf_bilateral.c:51
float * map_factor_b
Definition: vf_bilateral.c:50
float * line_factor_a
Definition: vf_bilateral.c:53
float * slice_factor_b
Definition: vf_bilateral.c:52
float range_table[65536]
Definition: vf_bilateral.c:45
float * line_factor_b
Definition: vf_bilateral.c:54
#define av_freep(p)
FILE * out
Definition: movenc.c:54
AVFormatContext * ctx
Definition: movenc.c:48
static int process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Definition: vf_bilateral.c:349
AVFilter ff_vf_bilateral
Definition: vf_bilateral.c:382
static int query_formats(AVFilterContext *ctx)
Definition: vf_bilateral.c:69
static const AVFilterPad bilateral_outputs[]
Definition: vf_bilateral.c:374
static int config_input(AVFilterLink *inlink)
Definition: vf_bilateral.c:110
#define FLAGS
Definition: vf_bilateral.c:58
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_bilateral.c:299
static const AVOption bilateral_options[]
Definition: vf_bilateral.c:60
#define BILATERAL(type, name)
Definition: vf_bilateral.c:149
AVFILTER_DEFINE_CLASS(bilateral)
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_bilateral.c:335
static int config_params(AVFilterContext *ctx)
Definition: vf_bilateral.c:95
static const AVFilterPad bilateral_inputs[]
Definition: vf_bilateral.c:364
#define OFFSET(x)
Definition: vf_bilateral.c:57
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