FFmpeg  4.4.4
vf_vectorscope.c
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1 /*
2  * Copyright (c) 2015 Paul B Mahol
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavutil/avassert.h"
22 #include "libavutil/intreadwrite.h"
23 #include "libavutil/opt.h"
24 #include "libavutil/parseutils.h"
25 #include "libavutil/pixdesc.h"
27 #include "avfilter.h"
28 #include "formats.h"
29 #include "internal.h"
30 #include "video.h"
31 
38 };
39 
47  MODE_NB
48 };
49 
50 typedef struct VectorscopeContext {
51  const AVClass *class;
52  int mode;
53  int intensity;
54  float fintensity;
55  uint16_t bg_color[4];
56  float ftint[2];
57  int planewidth[4];
58  int planeheight[4];
59  int hsub, vsub;
60  int x, y, pd;
61  int is_yuv;
62  int size;
63  int depth;
64  int mult;
65  int envelope;
66  int graticule;
67  float opacity;
68  float bgopacity;
69  float lthreshold;
70  float hthreshold;
71  int tint[2];
72  int tmin;
73  int tmax;
74  int flags;
76  int cs;
79 
81  AVFrame *in, AVFrame *out, int pd);
83  int X, int Y, int D, int P);
85 
86 #define OFFSET(x) offsetof(VectorscopeContext, x)
87 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
88 
89 static const AVOption vectorscope_options[] = {
90  { "mode", "set vectorscope mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, MODE_NB-1, FLAGS, "mode"},
91  { "m", "set vectorscope mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, MODE_NB-1, FLAGS, "mode"},
92  { "gray", 0, 0, AV_OPT_TYPE_CONST, {.i64=TINT}, 0, 0, FLAGS, "mode" },
93  { "tint", 0, 0, AV_OPT_TYPE_CONST, {.i64=TINT}, 0, 0, FLAGS, "mode" },
94  { "color", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR}, 0, 0, FLAGS, "mode" },
95  { "color2", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR2}, 0, 0, FLAGS, "mode" },
96  { "color3", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR3}, 0, 0, FLAGS, "mode" },
97  { "color4", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR4}, 0, 0, FLAGS, "mode" },
98  { "color5", 0, 0, AV_OPT_TYPE_CONST, {.i64=COLOR5}, 0, 0, FLAGS, "mode" },
99  { "x", "set color component on X axis", OFFSET(x), AV_OPT_TYPE_INT, {.i64=1}, 0, 2, FLAGS},
100  { "y", "set color component on Y axis", OFFSET(y), AV_OPT_TYPE_INT, {.i64=2}, 0, 2, FLAGS},
101  { "intensity", "set intensity", OFFSET(fintensity), AV_OPT_TYPE_FLOAT, {.dbl=0.004}, 0, 1, FLAGS},
102  { "i", "set intensity", OFFSET(fintensity), AV_OPT_TYPE_FLOAT, {.dbl=0.004}, 0, 1, FLAGS},
103  { "envelope", "set envelope", OFFSET(envelope), AV_OPT_TYPE_INT, {.i64=0}, 0, 3, FLAGS, "envelope"},
104  { "e", "set envelope", OFFSET(envelope), AV_OPT_TYPE_INT, {.i64=0}, 0, 3, FLAGS, "envelope"},
105  { "none", 0, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "envelope" },
106  { "instant", 0, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "envelope" },
107  { "peak", 0, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "envelope" },
108  { "peak+instant", 0, 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, FLAGS, "envelope" },
109  { "graticule", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=GRAT_NONE}, 0, NB_GRATICULES-1, FLAGS, "graticule"},
110  { "g", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=GRAT_NONE}, 0, NB_GRATICULES-1, FLAGS, "graticule"},
111  { "none", 0, 0, AV_OPT_TYPE_CONST, {.i64=GRAT_NONE}, 0, 0, FLAGS, "graticule" },
112  { "green", 0, 0, AV_OPT_TYPE_CONST, {.i64=GRAT_GREEN}, 0, 0, FLAGS, "graticule" },
113  { "color", 0, 0, AV_OPT_TYPE_CONST, {.i64=GRAT_COLOR}, 0, 0, FLAGS, "graticule" },
114  { "invert", 0, 0, AV_OPT_TYPE_CONST, {.i64=GRAT_INVERT},0, 0, FLAGS, "graticule" },
115  { "opacity", "set graticule opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=0.75}, 0, 1, FLAGS},
116  { "o", "set graticule opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=0.75}, 0, 1, FLAGS},
117  { "flags", "set graticule flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=4}, 0, 7, FLAGS, "flags"},
118  { "f", "set graticule flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=4}, 0, 7, FLAGS, "flags"},
119  { "white", "draw white point", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "flags" },
120  { "black", "draw black point", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "flags" },
121  { "name", "draw point name", 0, AV_OPT_TYPE_CONST, {.i64=4}, 0, 0, FLAGS, "flags" },
122  { "bgopacity", "set background opacity", OFFSET(bgopacity), AV_OPT_TYPE_FLOAT, {.dbl=0.3}, 0, 1, FLAGS},
123  { "b", "set background opacity", OFFSET(bgopacity), AV_OPT_TYPE_FLOAT, {.dbl=0.3}, 0, 1, FLAGS},
124  { "lthreshold", "set low threshold", OFFSET(lthreshold), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0, 1, FLAGS},
125  { "l", "set low threshold", OFFSET(lthreshold), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0, 1, FLAGS},
126  { "hthreshold", "set high threshold", OFFSET(hthreshold), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, FLAGS},
127  { "h", "set high threshold", OFFSET(hthreshold), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, FLAGS},
128  { "colorspace", "set colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "colorspace"},
129  { "c", "set colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "colorspace"},
130  { "auto", 0, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "colorspace" },
131  { "601", 0, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "colorspace" },
132  { "709", 0, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "colorspace" },
133  { "tint0", "set 1st tint", OFFSET(ftint[0]), AV_OPT_TYPE_FLOAT, {.dbl=0}, -1, 1, FLAGS},
134  { "t0", "set 1st tint", OFFSET(ftint[0]), AV_OPT_TYPE_FLOAT, {.dbl=0}, -1, 1, FLAGS},
135  { "tint1", "set 2nd tint", OFFSET(ftint[1]), AV_OPT_TYPE_FLOAT, {.dbl=0}, -1, 1, FLAGS},
136  { "t1", "set 2nd tint", OFFSET(ftint[1]), AV_OPT_TYPE_FLOAT, {.dbl=0}, -1, 1, FLAGS},
137  { NULL }
138 };
139 
141 
142 static const enum AVPixelFormat out_yuv8_pix_fmts[] = {
145 };
146 
147 static const enum AVPixelFormat out_yuv9_pix_fmts[] = {
150 };
151 
152 static const enum AVPixelFormat out_yuv10_pix_fmts[] = {
155 };
156 
157 static const enum AVPixelFormat out_yuv12_pix_fmts[] = {
160 };
161 
162 static const enum AVPixelFormat out_rgb8_pix_fmts[] = {
165 };
166 
167 static const enum AVPixelFormat out_rgb9_pix_fmts[] = {
170 };
171 
172 static const enum AVPixelFormat out_rgb10_pix_fmts[] = {
175 };
176 
177 static const enum AVPixelFormat out_rgb12_pix_fmts[] = {
180 };
181 
182 static const enum AVPixelFormat in1_pix_fmts[] = {
191 };
192 
193 static const enum AVPixelFormat in2_pix_fmts[] = {
209 };
210 
212 {
213  VectorscopeContext *s = ctx->priv;
214  const enum AVPixelFormat *out_pix_fmts;
215  const AVPixFmtDescriptor *desc;
216  AVFilterFormats *avff;
217  int depth, rgb, i, ret;
218 
219  if (!ctx->inputs[0]->incfg.formats ||
220  !ctx->inputs[0]->incfg.formats->nb_formats) {
221  return AVERROR(EAGAIN);
222  }
223 
224  if (!ctx->inputs[0]->outcfg.formats) {
225  const enum AVPixelFormat *in_pix_fmts;
226 
227  if ((s->x == 1 && s->y == 2) || (s->x == 2 && s->y == 1))
229  else
231  if ((ret = ff_formats_ref(ff_make_format_list(in_pix_fmts), &ctx->inputs[0]->outcfg.formats)) < 0)
232  return ret;
233  }
234 
235  avff = ctx->inputs[0]->incfg.formats;
236  desc = av_pix_fmt_desc_get(avff->formats[0]);
237  rgb = desc->flags & AV_PIX_FMT_FLAG_RGB;
238  depth = desc->comp[0].depth;
239  for (i = 1; i < avff->nb_formats; i++) {
240  desc = av_pix_fmt_desc_get(avff->formats[i]);
241  if (rgb != (desc->flags & AV_PIX_FMT_FLAG_RGB) ||
242  depth != desc->comp[0].depth)
243  return AVERROR(EAGAIN);
244  }
245 
246  if (rgb && depth == 8)
248  else if (rgb && depth == 9)
250  else if (rgb && depth == 10)
252  else if (rgb && depth == 12)
254  else if (depth == 8)
256  else if (depth == 9)
258  else if (depth == 10)
260  else if (depth == 12)
262  else
263  return AVERROR(EAGAIN);
264  if ((ret = ff_formats_ref(ff_make_format_list(out_pix_fmts), &ctx->outputs[0]->incfg.formats)) < 0)
265  return ret;
266 
267  return 0;
268 }
269 
270 static int config_output(AVFilterLink *outlink)
271 {
272  VectorscopeContext *s = outlink->src->priv;
273  int i;
274 
275  s->intensity = s->fintensity * (s->size - 1);
276  outlink->h = outlink->w = s->size;
277  outlink->sample_aspect_ratio = (AVRational){1,1};
278 
279  s->peak_memory = av_calloc(s->size, s->size);
280  if (!s->peak_memory)
281  return AVERROR(ENOMEM);
282 
283  s->peak = av_calloc(s->size, sizeof(*s->peak));
284  if (!s->peak)
285  return AVERROR(ENOMEM);
286 
287  for (i = 0; i < s->size; i++)
288  s->peak[i] = s->peak_memory + s->size * i;
289 
290  return 0;
291 }
292 
294 {
295  const int dlinesize = out->linesize[0] / 2;
296  uint16_t *dpd = s->mode == COLOR || !s->is_yuv ? (uint16_t *)out->data[s->pd] : (uint16_t *)out->data[0];
297  const int max = s->size - 1;
298  int i, j;
299 
300  for (i = 0; i < out->height; i++) {
301  for (j = 0; j < out->width; j++) {
302  const int pos = i * dlinesize + j;
303  const int poa = (i - 1) * dlinesize + j;
304  const int pob = (i + 1) * dlinesize + j;
305 
306  if (dpd[pos] && (((!j || !dpd[pos - 1]) || ((j == (out->width - 1)) || !dpd[pos + 1]))
307  || ((!i || !dpd[poa]) || ((i == (out->height - 1)) || !dpd[pob])))) {
308  dpd[pos] = max;
309  }
310  }
311  }
312 }
313 
315 {
316  const int dlinesize = out->linesize[0] / 2;
317  uint16_t *dpd = s->mode == COLOR || !s->is_yuv ? (uint16_t *)out->data[s->pd] : (uint16_t *)out->data[0];
318  const int max = s->size - 1;
319  int i, j;
320 
321  for (i = 0; i < out->height; i++) {
322  for (j = 0; j < out->width; j++) {
323  const int pos = i * dlinesize + j;
324 
325  if (dpd[pos])
326  s->peak[i][j] = 1;
327  }
328  }
329 
330  if (s->envelope == 3)
332 
333  for (i = 0; i < out->height; i++) {
334  for (j = 0; j < out->width; j++) {
335  const int pos = i * dlinesize + j;
336 
337  if (s->peak[i][j] && (((!j || !s->peak[i][j-1]) || ((j == (out->width - 1)) || !s->peak[i][j + 1]))
338  || ((!i || !s->peak[i-1][j]) || ((i == (out->height - 1)) || !s->peak[i + 1][j])))) {
339  dpd[pos] = max;
340  }
341  }
342  }
343 }
344 
346 {
347  const int dlinesize = out->linesize[0];
348  uint8_t *dpd = s->mode == COLOR || !s->is_yuv ? out->data[s->pd] : out->data[0];
349  int i, j;
350 
351  for (i = 0; i < out->height; i++) {
352  for (j = 0; j < out->width; j++) {
353  const int pos = i * dlinesize + j;
354  const int poa = (i - 1) * dlinesize + j;
355  const int pob = (i + 1) * dlinesize + j;
356 
357  if (dpd[pos] && (((!j || !dpd[pos - 1]) || ((j == (out->width - 1)) || !dpd[pos + 1]))
358  || ((!i || !dpd[poa]) || ((i == (out->height - 1)) || !dpd[pob])))) {
359  dpd[pos] = 255;
360  }
361  }
362  }
363 }
364 
366 {
367  const int dlinesize = out->linesize[0];
368  uint8_t *dpd = s->mode == COLOR || !s->is_yuv ? out->data[s->pd] : out->data[0];
369  int i, j;
370 
371  for (i = 0; i < out->height; i++) {
372  for (j = 0; j < out->width; j++) {
373  const int pos = i * dlinesize + j;
374 
375  if (dpd[pos])
376  s->peak[i][j] = 1;
377  }
378  }
379 
380  if (s->envelope == 3)
382 
383  for (i = 0; i < out->height; i++) {
384  for (j = 0; j < out->width; j++) {
385  const int pos = i * dlinesize + j;
386 
387  if (s->peak[i][j] && (((!j || !s->peak[i][j-1]) || ((j == (out->width - 1)) || !s->peak[i][j + 1]))
388  || ((!i || !s->peak[i-1][j]) || ((i == (out->height - 1)) || !s->peak[i + 1][j])))) {
389  dpd[pos] = 255;
390  }
391  }
392  }
393 }
394 
396 {
397  if (!s->envelope) {
398  return;
399  } else if (s->envelope == 1) {
401  } else {
403  }
404 }
405 
407 {
408  if (!s->envelope) {
409  return;
410  } else if (s->envelope == 1) {
412  } else {
413  envelope_peak(s, out);
414  }
415 }
416 
418 {
419  const uint16_t * const *src = (const uint16_t * const *)in->data;
420  const int slinesizex = in->linesize[s->x] / 2;
421  const int slinesizey = in->linesize[s->y] / 2;
422  const int slinesized = in->linesize[pd] / 2;
423  const int dlinesize = out->linesize[0] / 2;
424  const int intensity = s->intensity;
425  const int px = s->x, py = s->y;
426  const int h = s->planeheight[py];
427  const int w = s->planewidth[px];
428  const uint16_t *spx = src[px];
429  const uint16_t *spy = src[py];
430  const uint16_t *spd = src[pd];
431  const int hsub = s->hsub;
432  const int vsub = s->vsub;
433  uint16_t **dst = (uint16_t **)out->data;
434  uint16_t *dpx = dst[px];
435  uint16_t *dpy = dst[py];
436  uint16_t *dpd = dst[pd];
437  uint16_t *dp1 = dst[1];
438  uint16_t *dp2 = dst[2];
439  const int max = s->size - 1;
440  const int mid = s->size / 2;
441  const int tmin = s->tmin;
442  const int tmax = s->tmax;
443  int i, j, k;
444 
445  for (k = 0; k < 4 && dst[k]; k++) {
446  for (i = 0; i < out->height ; i++)
447  for (j = 0; j < out->width; j++)
448  AV_WN16(out->data[k] + i * out->linesize[k] + j * 2,
449  (s->mode == COLOR || s->mode == COLOR5) && k == s->pd ? 0 : s->bg_color[k]);
450  }
451 
452  switch (s->mode) {
453  case COLOR:
454  case COLOR5:
455  case TINT:
456  for (i = 0; i < h; i++) {
457  const int iwx = i * slinesizex;
458  const int iwy = i * slinesizey;
459  const int iwd = i * slinesized;
460  for (j = 0; j < w; j++) {
461  const int x = FFMIN(spx[iwx + j], max);
462  const int y = FFMIN(spy[iwy + j], max);
463  const int z = spd[iwd + j];
464  const int pos = y * dlinesize + x;
465 
466  if (z < tmin || z > tmax)
467  continue;
468 
469  dpd[pos] = FFMIN(dpd[pos] + intensity, max);
470  }
471  }
472  break;
473  case COLOR2:
474  if (s->is_yuv) {
475  for (i = 0; i < h; i++) {
476  const int iw1 = i * slinesizex;
477  const int iw2 = i * slinesizey;
478  const int iwd = i * slinesized;
479  for (j = 0; j < w; j++) {
480  const int x = FFMIN(spx[iw1 + j], max);
481  const int y = FFMIN(spy[iw2 + j], max);
482  const int z = spd[iwd + j];
483  const int pos = y * dlinesize + x;
484 
485  if (z < tmin || z > tmax)
486  continue;
487 
488  if (!dpd[pos])
489  dpd[pos] = FFABS(mid - x) + FFABS(mid - y);
490  dpx[pos] = x;
491  dpy[pos] = y;
492  }
493  }
494  } else {
495  for (i = 0; i < h; i++) {
496  const int iw1 = i * slinesizex;
497  const int iw2 = i * slinesizey;
498  const int iwd = i * slinesized;
499  for (j = 0; j < w; j++) {
500  const int x = FFMIN(spx[iw1 + j], max);
501  const int y = FFMIN(spy[iw2 + j], max);
502  const int z = spd[iwd + j];
503  const int pos = y * dlinesize + x;
504 
505  if (z < tmin || z > tmax)
506  continue;
507 
508  if (!dpd[pos])
509  dpd[pos] = FFMIN(x + y, max);
510  dpx[pos] = x;
511  dpy[pos] = y;
512  }
513  }
514  }
515  break;
516  case COLOR3:
517  for (i = 0; i < h; i++) {
518  const int iw1 = i * slinesizex;
519  const int iw2 = i * slinesizey;
520  const int iwd = i * slinesized;
521  for (j = 0; j < w; j++) {
522  const int x = FFMIN(spx[iw1 + j], max);
523  const int y = FFMIN(spy[iw2 + j], max);
524  const int z = spd[iwd + j];
525  const int pos = y * dlinesize + x;
526 
527  if (z < tmin || z > tmax)
528  continue;
529 
530  dpd[pos] = FFMIN(max, dpd[pos] + intensity);
531  dpx[pos] = x;
532  dpy[pos] = y;
533  }
534  }
535  break;
536  case COLOR4:
537  for (i = 0; i < in->height; i++) {
538  const int iwx = (i >> vsub) * slinesizex;
539  const int iwy = (i >> vsub) * slinesizey;
540  const int iwd = i * slinesized;
541  for (j = 0; j < in->width; j++) {
542  const int x = FFMIN(spx[iwx + (j >> hsub)], max);
543  const int y = FFMIN(spy[iwy + (j >> hsub)], max);
544  const int z = spd[iwd + j];
545  const int pos = y * dlinesize + x;
546 
547  if (z < tmin || z > tmax)
548  continue;
549 
550  dpd[pos] = FFMAX(z, dpd[pos]);
551  dpx[pos] = x;
552  dpy[pos] = y;
553  }
554  }
555  break;
556  default:
557  av_assert0(0);
558  }
559 
560  envelope16(s, out);
561 
562  if (dst[3]) {
563  for (i = 0; i < out->height; i++) {
564  for (j = 0; j < out->width; j++) {
565  int pos = i * dlinesize + j;
566 
567  if (dpd[pos])
568  dst[3][pos] = max;
569  }
570  }
571  }
572 
573  if (s->mode == TINT && s->is_yuv &&
574  (s->tint[0] != mid || s->tint[1] != mid)) {
575  for (i = 0; i < out->height; i++) {
576  for (j = 0; j < out->width; j++) {
577  const int pos = i * dlinesize + j;
578  if (dpd[pos]) {
579  dp1[pos] = s->tint[0];
580  dp2[pos] = s->tint[1];
581  }
582  }
583  }
584  } else if (s->mode == TINT && !s->is_yuv) {
585  for (i = 0; i < out->height; i++) {
586  for (j = 0; j < out->width; j++) {
587  const int pos = i * dlinesize + j;
588  if (dpd[pos]) {
589  dpx[pos] = av_clip(dpd[pos] + dpd[pos] * s->ftint[0], 0, max);
590  dpy[pos] = av_clip(dpd[pos] + dpd[pos] * s->ftint[1], 0, max);
591  }
592  }
593  }
594  } else if (s->mode == COLOR) {
595  for (i = 0; i < out->height; i++) {
596  for (j = 0; j < out->width; j++) {
597  if (!dpd[i * dlinesize + j]) {
598  dpx[i * dlinesize + j] = j;
599  dpy[i * dlinesize + j] = i;
600  dpd[i * dlinesize + j] = mid;
601  }
602  }
603  }
604  } else if (s->mode == COLOR5) {
605  for (i = 0; i < out->height; i++) {
606  for (j = 0; j < out->width; j++) {
607  if (!dpd[i * dlinesize + j]) {
608  dpx[i * dlinesize + j] = j;
609  dpy[i * dlinesize + j] = i;
610  dpd[i * dlinesize + j] = mid * M_SQRT2 - hypot(i - mid, j - mid);
611  }
612  }
613  }
614  }
615 }
616 
618 {
619  const uint8_t * const *src = (const uint8_t * const *)in->data;
620  const int slinesizex = in->linesize[s->x];
621  const int slinesizey = in->linesize[s->y];
622  const int slinesized = in->linesize[pd];
623  const int dlinesize = out->linesize[0];
624  const int intensity = s->intensity;
625  const int px = s->x, py = s->y;
626  const int h = s->planeheight[py];
627  const int w = s->planewidth[px];
628  const uint8_t *spx = src[px];
629  const uint8_t *spy = src[py];
630  const uint8_t *spd = src[pd];
631  const int hsub = s->hsub;
632  const int vsub = s->vsub;
633  uint8_t **dst = out->data;
634  uint8_t *dpx = dst[px];
635  uint8_t *dpy = dst[py];
636  uint8_t *dpd = dst[pd];
637  uint8_t *dp1 = dst[1];
638  uint8_t *dp2 = dst[2];
639  const int tmin = s->tmin;
640  const int tmax = s->tmax;
641  int i, j, k;
642 
643  for (k = 0; k < 4 && dst[k]; k++)
644  for (i = 0; i < out->height ; i++)
645  memset(dst[k] + i * out->linesize[k],
646  (s->mode == COLOR || s->mode == COLOR5) && k == s->pd ? 0 : s->bg_color[k], out->width);
647 
648  switch (s->mode) {
649  case COLOR5:
650  case COLOR:
651  case TINT:
652  for (i = 0; i < h; i++) {
653  const int iwx = i * slinesizex;
654  const int iwy = i * slinesizey;
655  const int iwd = i * slinesized;
656  for (j = 0; j < w; j++) {
657  const int x = spx[iwx + j];
658  const int y = spy[iwy + j];
659  const int z = spd[iwd + j];
660  const int pos = y * dlinesize + x;
661 
662  if (z < tmin || z > tmax)
663  continue;
664 
665  dpd[pos] = FFMIN(dpd[pos] + intensity, 255);
666  }
667  }
668  break;
669  case COLOR2:
670  if (s->is_yuv) {
671  for (i = 0; i < h; i++) {
672  const int iw1 = i * slinesizex;
673  const int iw2 = i * slinesizey;
674  const int iwd = i * slinesized;
675  for (j = 0; j < w; j++) {
676  const int x = spx[iw1 + j];
677  const int y = spy[iw2 + j];
678  const int z = spd[iwd + j];
679  const int pos = y * dlinesize + x;
680 
681  if (z < tmin || z > tmax)
682  continue;
683 
684  if (!dpd[pos])
685  dpd[pos] = FFABS(128 - x) + FFABS(128 - y);
686  dpx[pos] = x;
687  dpy[pos] = y;
688  }
689  }
690  } else {
691  for (i = 0; i < h; i++) {
692  const int iw1 = i * slinesizex;
693  const int iw2 = i * slinesizey;
694  const int iwd = i * slinesized;
695  for (j = 0; j < w; j++) {
696  const int x = spx[iw1 + j];
697  const int y = spy[iw2 + j];
698  const int z = spd[iwd + j];
699  const int pos = y * dlinesize + x;
700 
701  if (z < tmin || z > tmax)
702  continue;
703 
704  if (!dpd[pos])
705  dpd[pos] = FFMIN(x + y, 255);
706  dpx[pos] = x;
707  dpy[pos] = y;
708  }
709  }
710  }
711  break;
712  case COLOR3:
713  for (i = 0; i < h; i++) {
714  const int iw1 = i * slinesizex;
715  const int iw2 = i * slinesizey;
716  const int iwd = i * slinesized;
717  for (j = 0; j < w; j++) {
718  const int x = spx[iw1 + j];
719  const int y = spy[iw2 + j];
720  const int z = spd[iwd + j];
721  const int pos = y * dlinesize + x;
722 
723  if (z < tmin || z > tmax)
724  continue;
725 
726  dpd[pos] = FFMIN(255, dpd[pos] + intensity);
727  dpx[pos] = x;
728  dpy[pos] = y;
729  }
730  }
731  break;
732  case COLOR4:
733  for (i = 0; i < in->height; i++) {
734  const int iwx = (i >> vsub) * slinesizex;
735  const int iwy = (i >> vsub) * slinesizey;
736  const int iwd = i * slinesized;
737  for (j = 0; j < in->width; j++) {
738  const int x = spx[iwx + (j >> hsub)];
739  const int y = spy[iwy + (j >> hsub)];
740  const int z = spd[iwd + j];
741  const int pos = y * dlinesize + x;
742 
743  if (z < tmin || z > tmax)
744  continue;
745 
746  dpd[pos] = FFMAX(z, dpd[pos]);
747  dpx[pos] = x;
748  dpy[pos] = y;
749  }
750  }
751  break;
752  default:
753  av_assert0(0);
754  }
755 
756  envelope(s, out);
757 
758  if (dst[3]) {
759  for (i = 0; i < out->height; i++) {
760  for (j = 0; j < out->width; j++) {
761  int pos = i * dlinesize + j;
762 
763  if (dpd[pos])
764  dst[3][pos] = 255;
765  }
766  }
767  }
768 
769  if (s->mode == TINT && s->is_yuv &&
770  (s->tint[0] != 128 || s->tint[1] != 128)) {
771  for (i = 0; i < out->height; i++) {
772  for (j = 0; j < out->width; j++) {
773  const int pos = i * dlinesize + j;
774  if (dpd[pos]) {
775  dp1[pos] = s->tint[0];
776  dp2[pos] = s->tint[1];
777  }
778  }
779  }
780  } else if (s->mode == TINT && !s->is_yuv) {
781  for (i = 0; i < out->height; i++) {
782  for (j = 0; j < out->width; j++) {
783  const int pos = i * dlinesize + j;
784  if (dpd[pos]) {
785  dpx[pos] = av_clip_uint8(dpd[pos] + dpd[pos] * s->ftint[0]);
786  dpy[pos] = av_clip_uint8(dpd[pos] + dpd[pos] * s->ftint[1]);
787  }
788  }
789  }
790  } else if (s->mode == COLOR) {
791  for (i = 0; i < out->height; i++) {
792  for (j = 0; j < out->width; j++) {
793  if (!dpd[i * out->linesize[pd] + j]) {
794  dpx[i * out->linesize[px] + j] = j;
795  dpy[i * out->linesize[py] + j] = i;
796  dpd[i * out->linesize[pd] + j] = 128;
797  }
798  }
799  }
800  } else if (s->mode == COLOR5) {
801  for (i = 0; i < out->height; i++) {
802  for (j = 0; j < out->width; j++) {
803  if (!dpd[i * out->linesize[pd] + j]) {
804  dpx[i * out->linesize[px] + j] = j;
805  dpy[i * out->linesize[py] + j] = i;
806  dpd[i * out->linesize[pd] + j] = 128 * M_SQRT2 - hypot(i - 128, j - 128);
807  }
808  }
809  }
810  }
811 }
812 
813 const static char *positions_name[] = {
814  "R", "B", "Cy", "Yl", "G", "Mg",
815 };
816 
817 const static uint16_t positions[][14][3] = {
818  {
819  { 81, 90, 240 }, { 41, 240, 110 }, { 170, 166, 16 },
820  { 210, 16, 146 }, { 145, 54, 34 }, { 106, 202, 222 },
821  { 162, 44, 142 }, { 131, 156, 44 }, { 112, 72, 58 },
822  { 84, 184, 198 }, { 65, 100, 212 }, { 35, 212, 114 },
823  { 235, 128, 128 }, { 16, 128, 128 } },
824  { { 63, 102, 240 }, { 32, 240, 118 }, { 188, 154, 16 },
825  { 219, 16, 138 }, { 173, 42, 26 }, { 78, 214, 230 },
826  { 28, 212, 120 }, { 51, 109, 212 }, { 63, 193, 204 },
827  { 133, 63, 52 }, { 145, 147, 44 }, { 168, 44, 136 },
828  { 235, 128, 128 }, { 16, 128, 128 } },
829  { { 81*2, 90*2, 240*2 }, { 41*2, 240*2, 110*2 }, { 170*2, 166*2, 16*2 },
830  { 210*2, 16*2, 146*2 }, { 145*2, 54*2, 34*2 }, { 106*2, 202*2, 222*2 },
831  { 162*2, 44*2, 142*2 }, { 131*2, 156*2, 44*2 }, { 112*2, 72*2, 58*2 },
832  { 84*2, 184*2, 198*2 }, { 65*2, 100*2, 212*2 }, { 35*2, 212*2, 114*2 },
833  { 470, 256, 256 }, { 32, 256, 256 } },
834  { { 63*2, 102*2, 240*2 }, { 32*2, 240*2, 118*2 }, { 188*2, 154*2, 16*2 },
835  { 219*2, 16*2, 138*2 }, { 173*2, 42*2, 26*2 }, { 78*2, 214*2, 230*2 },
836  { 28*2, 212*2, 120*2 }, { 51*2, 109*2, 212*2 }, { 63*2, 193*2, 204*2 },
837  { 133*2, 63*2, 52*2 }, { 145*2, 147*2, 44*2 }, { 168*2, 44*2, 136*2 },
838  { 470, 256, 256 }, { 32, 256, 256 } },
839  { { 81*4, 90*4, 240*4 }, { 41*4, 240*4, 110*4 }, { 170*4, 166*4, 16*4 },
840  { 210*4, 16*4, 146*4 }, { 145*4, 54*4, 34*4 }, { 106*4, 202*4, 222*4 },
841  { 162*4, 44*4, 142*4 }, { 131*4, 156*4, 44*4 }, { 112*4, 72*4, 58*4 },
842  { 84*4, 184*4, 198*4 }, { 65*4, 100*4, 212*4 }, { 35*4, 212*4, 114*4 },
843  { 940, 512, 512 }, { 64, 512, 512 } },
844  { { 63*4, 102*4, 240*4 }, { 32*4, 240*4, 118*4 }, { 188*4, 154*4, 16*4 },
845  { 219*4, 16*4, 138*4 }, { 173*4, 42*4, 26*4 }, { 78*4, 214*4, 230*4 },
846  { 28*4, 212*4, 120*4 }, { 51*4, 109*4, 212*4 }, { 63*4, 193*4, 204*4 },
847  { 133*4, 63*4, 52*4 }, { 145*4, 147*4, 44*4 }, { 168*4, 44*4, 136*4 },
848  { 940, 512, 512 }, { 64, 512, 512 } },
849  { { 81*8, 90*4, 240*8 }, { 41*8, 240*8, 110*8 }, { 170*8, 166*8, 16*8 },
850  { 210*8, 16*4, 146*8 }, { 145*8, 54*8, 34*8 }, { 106*8, 202*8, 222*8 },
851  { 162*8, 44*4, 142*8 }, { 131*8, 156*8, 44*8 }, { 112*8, 72*8, 58*8 },
852  { 84*8, 184*4, 198*8 }, { 65*8, 100*8, 212*8 }, { 35*8, 212*8, 114*8 },
853  { 1880, 1024, 1024 }, { 128, 1024, 1024 } },
854  { { 63*8, 102*8, 240*8 }, { 32*8, 240*8, 118*8 }, { 188*8, 154*8, 16*8 },
855  { 219*8, 16*8, 138*8 }, { 173*8, 42*8, 26*8 }, { 78*8, 214*8, 230*8 },
856  { 28*8, 212*8, 120*8 }, { 51*8, 109*8, 212*8 }, { 63*8, 193*8, 204*8 },
857  { 133*8, 63*8, 52*8 }, { 145*8, 147*8, 44*8 }, { 168*8, 44*8, 136*8 },
858  { 1880, 1024, 1024 }, { 128, 1024, 1024 } },
859  { { 81*16, 90*16, 240*16 }, { 41*16, 240*16, 110*16 }, { 170*16, 166*16, 16*16 },
860  { 210*16, 16*16, 146*16 }, { 145*16, 54*16, 34*16 }, { 106*16, 202*16, 222*16 },
861  { 162*16, 44*16, 142*16 }, { 131*16, 156*16, 44*16 }, { 112*16, 72*16, 58*16 },
862  { 84*16, 184*16, 198*16 }, { 65*16, 100*16, 212*16 }, { 35*16, 212*16, 114*16 },
863  { 3760, 2048, 2048 }, { 256, 2048, 2048 } },
864  { { 63*16, 102*16, 240*16 }, { 32*16, 240*16, 118*16 }, { 188*16, 154*16, 16*16 },
865  { 219*16, 16*16, 138*16 }, { 173*16, 42*16, 26*16 }, { 78*16, 214*16, 230*16 },
866  { 28*16, 212*16, 120*16 }, { 51*16, 109*16, 212*16 }, { 63*16, 193*16, 204*16 },
867  { 133*16, 63*16, 52*16 }, { 145*16, 147*16, 44*16 }, { 168*16, 44*16, 136*16 },
868  { 3760, 2048, 2048 }, { 256, 2048, 2048 } },
869 };
870 
871 static void draw_dots(uint8_t *dst, int L, int v, float o)
872 {
873  const float f = 1. - o;
874  const float V = o * v;
875  int l = L * 2;
876 
877  dst[ l - 3] = dst[ l - 3] * f + V;
878  dst[ l + 3] = dst[ l + 3] * f + V;
879  dst[-l - 3] = dst[-l - 3] * f + V;
880  dst[-l + 3] = dst[-l + 3] * f + V;
881 
882  l += L;
883 
884  dst[ l - 3] = dst[ l - 3] * f + V;
885  dst[ l + 3] = dst[ l + 3] * f + V;
886  dst[ l - 2] = dst[ l - 2] * f + V;
887  dst[ l + 2] = dst[ l + 2] * f + V;
888  dst[-l - 3] = dst[-l - 3] * f + V;
889  dst[-l + 3] = dst[-l + 3] * f + V;
890  dst[-l - 2] = dst[-l - 2] * f + V;
891  dst[-l + 2] = dst[-l + 2] * f + V;
892 }
893 
894 static void draw_idots(uint8_t *dst, int L, float o)
895 {
896  const float f = 1. - o;
897  int l = L * 2;
898 
899  dst[ l - 3] = dst[ l - 3] * f + (255 - dst[ l - 3]) * o;
900  dst[ l + 3] = dst[ l + 3] * f + (255 - dst[ l + 3]) * o;
901  dst[-l - 3] = dst[-l - 3] * f + (255 - dst[-l - 3]) * o;
902  dst[-l + 3] = dst[-l + 3] * f + (255 - dst[-l + 3]) * o;
903 
904  l += L;
905 
906  dst[ l - 3] = dst[ l - 3] * f + (255 - dst[ l - 3]) * o;
907  dst[ l + 3] = dst[ l + 3] * f + (255 - dst[ l + 3]) * o;
908  dst[ l - 2] = dst[ l - 2] * f + (255 - dst[ l - 2]) * o;
909  dst[ l + 2] = dst[ l + 2] * f + (255 - dst[ l + 2]) * o;
910  dst[-l - 3] = dst[-l - 3] * f + (255 - dst[-l - 3]) * o;
911  dst[-l + 3] = dst[-l + 3] * f + (255 - dst[-l + 3]) * o;
912  dst[-l - 2] = dst[-l - 2] * f + (255 - dst[-l - 2]) * o;
913  dst[-l + 2] = dst[-l + 2] * f + (255 - dst[-l + 2]) * o;
914 }
915 
916 static void draw_dots16(uint16_t *dst, int L, int v, float o)
917 {
918  const float f = 1. - o;
919  const float V = o * v;
920  int l = L * 2;
921 
922  dst[ l - 3] = dst[ l - 3] * f + V;
923  dst[ l + 3] = dst[ l + 3] * f + V;
924  dst[-l - 3] = dst[-l - 3] * f + V;
925  dst[-l + 3] = dst[-l + 3] * f + V;
926 
927  l += L;
928 
929  dst[ l - 3] = dst[ l - 3] * f + V;
930  dst[ l + 3] = dst[ l + 3] * f + V;
931  dst[ l - 2] = dst[ l - 2] * f + V;
932  dst[ l + 2] = dst[ l + 2] * f + V;
933  dst[-l - 3] = dst[-l - 3] * f + V;
934  dst[-l + 3] = dst[-l + 3] * f + V;
935  dst[-l - 2] = dst[-l - 2] * f + V;
936  dst[-l + 2] = dst[-l + 2] * f + V;
937 }
938 
939 static void draw_idots16(uint16_t *dst, int L, int v, float o)
940 {
941  const float f = 1. - o;
942  int l = L * 2;
943 
944  dst[ l - 3] = dst[ l - 3] * f + (v - dst[ l - 3]) * o;
945  dst[ l + 3] = dst[ l + 3] * f + (v - dst[ l + 3]) * o;
946  dst[-l - 3] = dst[-l - 3] * f + (v - dst[-l - 3]) * o;
947  dst[-l + 3] = dst[-l + 3] * f + (v - dst[-l + 3]) * o;
948 
949  l += L;
950 
951  dst[ l - 3] = dst[ l - 3] * f + (v - dst[ l - 3]) * o;
952  dst[ l + 3] = dst[ l + 3] * f + (v - dst[ l + 3]) * o;
953  dst[ l - 2] = dst[ l - 2] * f + (v - dst[ l - 2]) * o;
954  dst[ l + 2] = dst[ l + 2] * f + (v - dst[ l + 2]) * o;
955  dst[-l - 3] = dst[-l - 3] * f + (v - dst[-l - 3]) * o;
956  dst[-l + 3] = dst[-l + 3] * f + (v - dst[-l + 3]) * o;
957  dst[-l - 2] = dst[-l - 2] * f + (v - dst[-l - 2]) * o;
958  dst[-l + 2] = dst[-l + 2] * f + (v - dst[-l + 2]) * o;
959 }
960 
961 static void none_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
962 {
963 }
964 
965 static void draw_ihtext(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint8_t color[4])
966 {
967  const uint8_t *font;
968  int font_height;
969  int i, plane;
970 
971  font = avpriv_cga_font, font_height = 8;
972 
973  for (plane = 0; plane < 4 && out->data[plane]; plane++) {
974  for (i = 0; txt[i]; i++) {
975  int char_y, mask;
976 
977  uint8_t *p = out->data[plane] + y * out->linesize[plane] + (x + i * 8);
978  for (char_y = font_height - 1; char_y >= 0; char_y--) {
979  for (mask = 0x80; mask; mask >>= 1) {
980  if (font[txt[i] * font_height + char_y] & mask)
981  p[0] = p[0] * o2 + (255 - p[0]) * o1;
982  p++;
983  }
984  p += out->linesize[plane] - 8;
985  }
986  }
987  }
988 }
989 
990 static void draw_ihtext16(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint16_t color[4])
991 {
992  const uint8_t *font;
993  int font_height;
994  int i, plane;
995 
996  font = avpriv_cga_font, font_height = 8;
997 
998  for (plane = 0; plane < 4 && out->data[plane]; plane++) {
999  for (i = 0; txt[i]; i++) {
1000  int char_y, mask;
1001  int v = color[plane];
1002 
1003  uint16_t *p = (uint16_t *)(out->data[plane] + y * out->linesize[plane]) + (x + i * 8);
1004  for (char_y = font_height - 1; char_y >= 0; char_y--) {
1005  for (mask = 0x80; mask; mask >>= 1) {
1006  if (font[txt[i] * font_height + char_y] & mask)
1007  p[0] = p[0] * o2 + (v - p[0]) * o1;
1008  p++;
1009  }
1010  p += out->linesize[plane] / 2 - 8;
1011  }
1012  }
1013  }
1014 }
1015 
1016 static void draw_htext(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint8_t color[4])
1017 {
1018  const uint8_t *font;
1019  int font_height;
1020  int i, plane;
1021 
1022  font = avpriv_cga_font, font_height = 8;
1023 
1024  for (plane = 0; plane < 4 && out->data[plane]; plane++) {
1025  for (i = 0; txt[i]; i++) {
1026  int char_y, mask;
1027  int v = color[plane];
1028 
1029  uint8_t *p = out->data[plane] + y * out->linesize[plane] + (x + i * 8);
1030  for (char_y = font_height - 1; char_y >= 0; char_y--) {
1031  for (mask = 0x80; mask; mask >>= 1) {
1032  if (font[txt[i] * font_height + char_y] & mask)
1033  p[0] = p[0] * o2 + v * o1;
1034  p++;
1035  }
1036  p += out->linesize[plane] - 8;
1037  }
1038  }
1039  }
1040 }
1041 
1042 static void draw_htext16(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint16_t color[4])
1043 {
1044  const uint8_t *font;
1045  int font_height;
1046  int i, plane;
1047 
1048  font = avpriv_cga_font, font_height = 8;
1049 
1050  for (plane = 0; plane < 4 && out->data[plane]; plane++) {
1051  for (i = 0; txt[i]; i++) {
1052  int char_y, mask;
1053  int v = color[plane];
1054 
1055  uint16_t *p = (uint16_t *)(out->data[plane] + y * out->linesize[plane]) + (x + i * 8);
1056  for (char_y = font_height - 1; char_y >= 0; char_y--) {
1057  for (mask = 0x80; mask; mask >>= 1) {
1058  if (font[txt[i] * font_height + char_y] & mask)
1059  p[0] = p[0] * o2 + v * o1;
1060  p++;
1061  }
1062  p += out->linesize[plane] / 2 - 8;
1063  }
1064  }
1065  }
1066 }
1067 
1068 static void color_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1069 {
1070  const int max = s->size - 1;
1071  const float o = s->opacity;
1072  int i;
1073 
1074  for (i = 0; i < 12; i++) {
1075  int x = positions[P][i][X];
1076  int y = positions[P][i][Y];
1077  int d = positions[P][i][D];
1078 
1079  draw_dots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, d, o);
1080  draw_dots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, x, o);
1081  draw_dots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, y, o);
1082  if (out->data[3])
1083  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1084  }
1085 
1086  if (s->flags & 1) {
1087  int x = positions[P][12][X];
1088  int y = positions[P][12][Y];
1089  int d = positions[P][12][D];
1090 
1091  draw_dots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, d, o);
1092  draw_dots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, x, o);
1093  draw_dots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, y, o);
1094  if (out->data[3])
1095  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1096  }
1097 
1098  if (s->flags & 2) {
1099  int x = positions[P][13][X];
1100  int y = positions[P][13][Y];
1101  int d = positions[P][13][D];
1102 
1103  draw_dots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, d, o);
1104  draw_dots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, x, o);
1105  draw_dots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, y, o);
1106  if (out->data[3])
1107  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1108  }
1109 
1110  for (i = 0; i < 6 && s->flags & 4; i++) {
1111  uint16_t color[4] = { 0, 0, 0, 0 };
1112  int x = positions[P][i][X];
1113  int y = positions[P][i][Y];
1114  int d = positions[P][i][D];
1115 
1116  color[D] = d;
1117  color[X] = x;
1118  color[Y] = y;
1119  color[3] = max;
1120 
1121  if (x > max / 2)
1122  x += 8;
1123  else
1124  x -= 14;
1125  if (y > max / 2)
1126  y += 8;
1127  else
1128  y -= 14;
1129 
1130  x = av_clip(x, 0, out->width - 9);
1131  y = av_clip(y, 0, out->height - 9);
1132  draw_htext16(out, x, y, o, 1. - o, positions_name[i], color);
1133  }
1134 }
1135 
1136 static void color_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1137 {
1138  const float o = s->opacity;
1139  int i;
1140 
1141  for (i = 0; i < 12; i++) {
1142  int x = positions[P][i][X];
1143  int y = positions[P][i][Y];
1144  int d = positions[P][i][D];
1145 
1146  draw_dots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], d, o);
1147  draw_dots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], x, o);
1148  draw_dots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], y, o);
1149  if (out->data[3])
1150  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1151  }
1152 
1153  if (s->flags & 1) {
1154  int x = positions[P][12][X];
1155  int y = positions[P][12][Y];
1156  int d = positions[P][12][D];
1157 
1158  draw_dots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], d, o);
1159  draw_dots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], x, o);
1160  draw_dots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], y, o);
1161  if (out->data[3])
1162  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1163  }
1164 
1165  if (s->flags & 2) {
1166  int x = positions[P][13][X];
1167  int y = positions[P][13][Y];
1168  int d = positions[P][12][D];
1169 
1170  draw_dots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], d, o);
1171  draw_dots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], x, o);
1172  draw_dots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], y, o);
1173  if (out->data[3])
1174  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1175  }
1176 
1177  for (i = 0; i < 6 && s->flags & 4; i++) {
1178  uint8_t color[4] = { 0, 0, 0, 255 };
1179  int x = positions[P][i][X];
1180  int y = positions[P][i][Y];
1181  int d = positions[P][i][D];
1182 
1183  color[D] = d;
1184  color[X] = x;
1185  color[Y] = y;
1186 
1187  if (x > 128)
1188  x += 8;
1189  else
1190  x -= 14;
1191  if (y > 128)
1192  y += 8;
1193  else
1194  y -= 14;
1195 
1196  x = av_clip(x, 0, out->width - 9);
1197  y = av_clip(y, 0, out->height - 9);
1198  draw_htext(out, x, y, o, 1. - o, positions_name[i], color);
1199  }
1200 }
1201 
1202 static void green_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1203 {
1204  const int max = s->size - 1;
1205  const float o = s->opacity;
1206  const int m = s->mult;
1207  int i;
1208 
1209  for (i = 0; i < 12; i++) {
1210  int x = positions[P][i][X];
1211  int y = positions[P][i][Y];
1212 
1213  draw_dots16((uint16_t *)(out->data[0] + y * out->linesize[0] + x * 2), out->linesize[0] / 2, 128 * m, o);
1214  draw_dots16((uint16_t *)(out->data[1] + y * out->linesize[1] + x * 2), out->linesize[1] / 2, 0, o);
1215  draw_dots16((uint16_t *)(out->data[2] + y * out->linesize[2] + x * 2), out->linesize[2] / 2, 0, o);
1216  if (out->data[3])
1217  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1218  }
1219 
1220  if (s->flags & 1) {
1221  int x = positions[P][12][X];
1222  int y = positions[P][12][Y];
1223 
1224  draw_dots16((uint16_t *)(out->data[0] + y * out->linesize[0] + x * 2), out->linesize[0] / 2, 128 * m, o);
1225  draw_dots16((uint16_t *)(out->data[1] + y * out->linesize[1] + x * 2), out->linesize[1] / 2, 0, o);
1226  draw_dots16((uint16_t *)(out->data[2] + y * out->linesize[2] + x * 2), out->linesize[2] / 2, 0, o);
1227  if (out->data[3])
1228  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1229  }
1230 
1231  if (s->flags & 2) {
1232  int x = positions[P][13][X];
1233  int y = positions[P][13][Y];
1234 
1235  draw_dots16((uint16_t *)(out->data[0] + y * out->linesize[0] + x * 2), out->linesize[0] / 2, 128 * m, o);
1236  draw_dots16((uint16_t *)(out->data[1] + y * out->linesize[1] + x * 2), out->linesize[1] / 2, 0, o);
1237  draw_dots16((uint16_t *)(out->data[2] + y * out->linesize[2] + x * 2), out->linesize[2] / 2, 0, o);
1238  if (out->data[3])
1239  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1240  }
1241 
1242  for (i = 0; i < 6 && s->flags & 4; i++) {
1243  const uint16_t color[4] = { 128 * m, 0, 0, max };
1244  int x = positions[P][i][X];
1245  int y = positions[P][i][Y];
1246 
1247  if (x > max / 2)
1248  x += 8;
1249  else
1250  x -= 14;
1251  if (y > max / 2)
1252  y += 8;
1253  else
1254  y -= 14;
1255 
1256  x = av_clip(x, 0, out->width - 9);
1257  y = av_clip(y, 0, out->height - 9);
1258  draw_htext16(out, x, y, o, 1. - o, positions_name[i], color);
1259  }
1260 }
1261 
1262 static void green_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1263 {
1264  const float o = s->opacity;
1265  int i;
1266 
1267  for (i = 0; i < 12; i++) {
1268  int x = positions[P][i][X];
1269  int y = positions[P][i][Y];
1270 
1271  draw_dots(out->data[0] + y * out->linesize[0] + x, out->linesize[0], 128, o);
1272  draw_dots(out->data[1] + y * out->linesize[1] + x, out->linesize[1], 0, o);
1273  draw_dots(out->data[2] + y * out->linesize[2] + x, out->linesize[2], 0, o);
1274  if (out->data[3])
1275  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1276  }
1277 
1278  if (s->flags & 1) {
1279  int x = positions[P][12][X];
1280  int y = positions[P][12][Y];
1281 
1282  draw_dots(out->data[0] + y * out->linesize[0] + x, out->linesize[0], 128, o);
1283  draw_dots(out->data[1] + y * out->linesize[1] + x, out->linesize[1], 0, o);
1284  draw_dots(out->data[2] + y * out->linesize[2] + x, out->linesize[2], 0, o);
1285  if (out->data[3])
1286  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1287  }
1288 
1289  if (s->flags & 2) {
1290  int x = positions[P][13][X];
1291  int y = positions[P][13][Y];
1292 
1293  draw_dots(out->data[0] + y * out->linesize[0] + x, out->linesize[0], 128, o);
1294  draw_dots(out->data[1] + y * out->linesize[1] + x, out->linesize[1], 0, o);
1295  draw_dots(out->data[2] + y * out->linesize[2] + x, out->linesize[2], 0, o);
1296  if (out->data[3])
1297  draw_dots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], 255, o);
1298  }
1299 
1300  for (i = 0; i < 6 && s->flags & 4; i++) {
1301  const uint8_t color[4] = { 128, 0, 0, 255 };
1302  int x = positions[P][i][X];
1303  int y = positions[P][i][Y];
1304 
1305  if (x > 128)
1306  x += 8;
1307  else
1308  x -= 14;
1309  if (y > 128)
1310  y += 8;
1311  else
1312  y -= 14;
1313 
1314  x = av_clip(x, 0, out->width - 9);
1315  y = av_clip(y, 0, out->height - 9);
1316  draw_htext(out, x, y, o, 1. - o, positions_name[i], color);
1317  }
1318 }
1319 
1320 static void invert_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1321 {
1322  const int max = s->size - 1;
1323  const float o = s->opacity;
1324  int i;
1325 
1326  for (i = 0; i < 12; i++) {
1327  int x = positions[P][i][X];
1328  int y = positions[P][i][Y];
1329 
1330  draw_idots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, max, o);
1331  draw_idots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, max, o);
1332  draw_idots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, max, o);
1333  if (out->data[3])
1334  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1335  }
1336 
1337  if (s->flags & 1) {
1338  int x = positions[P][12][X];
1339  int y = positions[P][12][Y];
1340 
1341  draw_idots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, max, o);
1342  draw_idots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, max, o);
1343  draw_idots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, max, o);
1344  if (out->data[3])
1345  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1346  }
1347 
1348  if (s->flags & 2) {
1349  int x = positions[P][13][X];
1350  int y = positions[P][13][Y];
1351 
1352  draw_idots16((uint16_t *)(out->data[D] + y * out->linesize[D] + x * 2), out->linesize[D] / 2, max, o);
1353  draw_idots16((uint16_t *)(out->data[X] + y * out->linesize[X] + x * 2), out->linesize[X] / 2, max, o);
1354  draw_idots16((uint16_t *)(out->data[Y] + y * out->linesize[Y] + x * 2), out->linesize[Y] / 2, max, o);
1355  if (out->data[3])
1356  draw_dots16((uint16_t *)(out->data[3] + y * out->linesize[3] + x * 2), out->linesize[3] / 2, max, o);
1357  }
1358 
1359  for (i = 0; i < 6 && s->flags & 4; i++) {
1360  uint16_t color[4] = { max, max, max, max };
1361  int x = positions[P][i][X];
1362  int y = positions[P][i][Y];
1363 
1364  if (x > max / 2)
1365  x += 8;
1366  else
1367  x -= 14;
1368  if (y > max / 2)
1369  y += 8;
1370  else
1371  y -= 14;
1372 
1373  x = av_clip(x, 0, out->width - 9);
1374  y = av_clip(y, 0, out->height - 9);
1375  draw_ihtext16(out, x, y, o, 1. - o, positions_name[i], color);
1376  }
1377 }
1378 
1379 static void invert_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
1380 {
1381  const float o = s->opacity;
1382  int i;
1383 
1384  for (i = 0; i < 12; i++) {
1385  int x = positions[P][i][X];
1386  int y = positions[P][i][Y];
1387 
1388  draw_idots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], o);
1389  draw_idots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], o);
1390  draw_idots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], o);
1391  if (out->data[3])
1392  draw_idots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], o);
1393  }
1394 
1395  if (s->flags & 1) {
1396  int x = positions[P][12][X];
1397  int y = positions[P][12][Y];
1398 
1399  draw_idots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], o);
1400  draw_idots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], o);
1401  draw_idots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], o);
1402  if (out->data[3])
1403  draw_idots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], o);
1404  }
1405 
1406  if (s->flags & 2) {
1407  int x = positions[P][13][X];
1408  int y = positions[P][13][Y];
1409 
1410  draw_idots(out->data[D] + y * out->linesize[D] + x, out->linesize[D], o);
1411  draw_idots(out->data[X] + y * out->linesize[X] + x, out->linesize[X], o);
1412  draw_idots(out->data[Y] + y * out->linesize[Y] + x, out->linesize[Y], o);
1413  if (out->data[3])
1414  draw_idots(out->data[3] + y * out->linesize[3] + x, out->linesize[3], o);
1415  }
1416 
1417  for (i = 0; i < 6 && s->flags & 4; i++) {
1418  uint8_t color[4] = { 255, 255, 255, 255 };
1419  int x = positions[P][i][X];
1420  int y = positions[P][i][Y];
1421 
1422  if (x > 128)
1423  x += 8;
1424  else
1425  x -= 14;
1426  if (y > 128)
1427  y += 8;
1428  else
1429  y -= 14;
1430 
1431  x = av_clip(x, 0, out->width - 9);
1432  y = av_clip(y, 0, out->height - 9);
1433  draw_ihtext(out, x, y, o, 1. - o, positions_name[i], color);
1434  }
1435 }
1436 
1437 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
1438 {
1439  AVFilterContext *ctx = inlink->dst;
1440  VectorscopeContext *s = ctx->priv;
1441  AVFilterLink *outlink = ctx->outputs[0];
1442  AVFrame *out;
1443  int plane;
1444 
1445  if (s->colorspace) {
1446  s->cs = (s->depth - 8) * 2 + s->colorspace - 1;
1447  } else {
1448  switch (in->colorspace) {
1449  case AVCOL_SPC_SMPTE170M:
1450  case AVCOL_SPC_BT470BG:
1451  s->cs = (s->depth - 8) * 2 + 0;
1452  break;
1453  case AVCOL_SPC_BT709:
1454  default:
1455  s->cs = (s->depth - 8) * 2 + 1;
1456  }
1457  }
1458 
1459  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
1460  if (!out) {
1461  av_frame_free(&in);
1462  return AVERROR(ENOMEM);
1463  }
1465 
1466  s->vectorscope(s, in, out, s->pd);
1467  s->graticulef(s, out, s->x, s->y, s->pd, s->cs);
1468 
1469  for (plane = 0; plane < 4; plane++) {
1470  if (out->data[plane]) {
1471  out->data[plane] += (s->size - 1) * out->linesize[plane];
1472  out->linesize[plane] = -out->linesize[plane];
1473  }
1474  }
1475 
1476  av_frame_free(&in);
1477  return ff_filter_frame(outlink, out);
1478 }
1479 
1480 static int config_input(AVFilterLink *inlink)
1481 {
1483  AVFilterContext *ctx = inlink->dst;
1484  VectorscopeContext *s = ctx->priv;
1485 
1486  s->is_yuv = !(desc->flags & AV_PIX_FMT_FLAG_RGB);
1487  s->size = 1 << desc->comp[0].depth;
1488  s->mult = s->size / 256;
1489  s->depth = desc->comp[0].depth;
1490  s->tmin = s->lthreshold * (s->size - 1);
1491  s->tmax = s->hthreshold * (s->size - 1);
1492 
1493  if (s->tmin > s->tmax) {
1494  av_log(ctx, AV_LOG_ERROR, "low threshold should be less than high threshold\n");
1495  return AVERROR(EINVAL);
1496  }
1497 
1498  if (s->mode == TINT && s->is_yuv) {
1499  s->pd = 0;
1500  } else {
1501  if ((s->x == 1 && s->y == 2) || (s->x == 2 && s->y == 1))
1502  s->pd = 0;
1503  else if ((s->x == 0 && s->y == 2) || (s->x == 2 && s->y == 0))
1504  s->pd = 1;
1505  else if ((s->x == 0 && s->y == 1) || (s->x == 1 && s->y == 0))
1506  s->pd = 2;
1507  }
1508 
1509  if (s->size == 256)
1510  s->vectorscope = vectorscope8;
1511  else
1512  s->vectorscope = vectorscope16;
1513 
1514  s->graticulef = none_graticule;
1515 
1516  if (s->is_yuv && s->size == 256) {
1517  if (s->graticule == GRAT_GREEN)
1518  s->graticulef = green_graticule;
1519  else if (s->graticule == GRAT_COLOR)
1520  s->graticulef = color_graticule;
1521  else if (s->graticule == GRAT_INVERT)
1522  s->graticulef = invert_graticule;
1523  } else if (s->is_yuv) {
1524  if (s->graticule == GRAT_GREEN)
1525  s->graticulef = green_graticule16;
1526  else if (s->graticule == GRAT_COLOR)
1527  s->graticulef = color_graticule16;
1528  else if (s->graticule == GRAT_INVERT)
1529  s->graticulef = invert_graticule16;
1530  }
1531 
1532  s->bg_color[3] = s->bgopacity * (s->size - 1);
1533 
1534  s->tint[0] = .5f * (s->ftint[0] + 1.f) * (s->size - 1);
1535  s->tint[1] = .5f * (s->ftint[1] + 1.f) * (s->size - 1);
1536 
1537  switch (inlink->format) {
1538  case AV_PIX_FMT_GBRP12:
1539  case AV_PIX_FMT_GBRP10:
1540  case AV_PIX_FMT_GBRP9:
1541  case AV_PIX_FMT_GBRAP:
1542  case AV_PIX_FMT_GBRP:
1543  s->bg_color[0] = 0;
1544  s->bg_color[1] = 0;
1545  s->bg_color[2] = 0;
1546  break;
1547  default:
1548  s->bg_color[0] = 0;
1549  s->bg_color[1] = s->size / 2;
1550  s->bg_color[2] = s->size / 2;
1551  }
1552 
1553  s->hsub = desc->log2_chroma_w;
1554  s->vsub = desc->log2_chroma_h;
1555  s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
1556  s->planeheight[0] = s->planeheight[3] = inlink->h;
1557  s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
1558  s->planewidth[0] = s->planewidth[3] = inlink->w;
1559 
1560  return 0;
1561 }
1562 
1564 {
1565  VectorscopeContext *s = ctx->priv;
1566 
1567  av_freep(&s->peak);
1568  av_freep(&s->peak_memory);
1569 }
1570 
1571 static const AVFilterPad inputs[] = {
1572  {
1573  .name = "default",
1574  .type = AVMEDIA_TYPE_VIDEO,
1575  .filter_frame = filter_frame,
1576  .config_props = config_input,
1577  },
1578  { NULL }
1579 };
1580 
1581 static const AVFilterPad outputs[] = {
1582  {
1583  .name = "default",
1584  .type = AVMEDIA_TYPE_VIDEO,
1585  .config_props = config_output,
1586  },
1587  { NULL }
1588 };
1589 
1591  .name = "vectorscope",
1592  .description = NULL_IF_CONFIG_SMALL("Video vectorscope."),
1593  .priv_size = sizeof(VectorscopeContext),
1594  .priv_class = &vectorscope_class,
1596  .uninit = uninit,
1597  .inputs = inputs,
1598  .outputs = outputs,
1599 };
#define L(x)
Definition: vp56_arith.h:36
#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
simple assert() macros that are a bit more flexible than ISO C assert().
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
#define V
Definition: avdct.c:30
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1096
Main libavfilter public API header.
#define Y
Definition: boxblur.h:38
#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
#define FFMIN(a, b)
Definition: common.h:105
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define av_clip
Definition: common.h:122
#define FFMAX(a, b)
Definition: common.h:103
#define av_clip_uint8
Definition: common.h:128
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
#define NULL
Definition: coverity.c:32
#define max(a, b)
Definition: cuda_runtime.h:33
mode
Use these values in ebur128_init (or'ed).
Definition: ebur128.h:83
int ff_formats_ref(AVFilterFormats *f, AVFilterFormats **ref)
Add ref as a new reference to formats.
Definition: formats.c:466
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:286
@ AV_OPT_TYPE_CONST
Definition: opt.h:234
@ AV_OPT_TYPE_FLAGS
Definition: opt.h:224
@ AV_OPT_TYPE_INT
Definition: opt.h:225
@ AV_OPT_TYPE_FLOAT
Definition: opt.h:228
#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
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:194
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
for(j=16;j >0;--j)
int i
Definition: input.c:407
#define AV_WN16(p, v)
Definition: intreadwrite.h:372
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 av_const double hypot(double x, double y)
Definition: libm.h:366
const char * desc
Definition: libsvtav1.c:79
uint8_t w
Definition: llviddspenc.c:39
static const uint16_t mask[17]
Definition: lzw.c:38
#define M_SQRT2
Definition: mathematics.h:61
#define P
AVOptions.
misc parsing utilities
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition: pixdesc.h:148
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:420
#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_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_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_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
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_YUVA420P
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
@ 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_YUVA422P12
Definition: pixfmt.h:439
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:419
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:435
#define AV_PIX_FMT_YUVA444P12
Definition: pixfmt.h:440
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:402
@ AVCOL_SPC_BT709
also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
Definition: pixfmt.h:514
@ AVCOL_SPC_BT470BG
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601
Definition: pixfmt.h:518
@ AVCOL_SPC_SMPTE170M
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
Definition: pixfmt.h:519
D(D(float, sse)
Definition: rematrix_init.c:28
typedef void(RENAME(mix_any_func_type))
static const SheerTable rgb[2]
unsigned int pos
Definition: spdifenc.c:412
Describe the class of an AVClass context structure.
Definition: log.h:67
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
int * formats
list of media formats
Definition: formats.h:67
unsigned nb_formats
number of formats
Definition: formats.h:66
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
Rational number (pair of numerator and denominator).
Definition: rational.h:58
void(* graticulef)(struct VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
void(* vectorscope)(struct VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd)
uint16_t bg_color[4]
Definition: rpzaenc.c:58
#define av_freep(p)
#define av_log(a,...)
#define src
Definition: vp8dsp.c:255
FILE * out
Definition: movenc.c:54
AVFormatContext * ctx
Definition: movenc.c:48
@ X
Definition: vf_addroi.c:26
static enum AVPixelFormat in_pix_fmts[]
Definition: vf_ciescope.c:124
static enum AVPixelFormat out_pix_fmts[]
Definition: vf_ciescope.c:133
static void hsub(htype *dst, const htype *src, int bins)
Definition: vf_median.c:75
static void vectorscope8(VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd)
static void color_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
static const AVOption vectorscope_options[]
static enum AVPixelFormat out_rgb12_pix_fmts[]
static void draw_htext(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint8_t color[4])
static enum AVPixelFormat out_yuv8_pix_fmts[]
static void green_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
static enum AVPixelFormat out_yuv12_pix_fmts[]
static void draw_ihtext(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint8_t color[4])
static int query_formats(AVFilterContext *ctx)
static int config_input(AVFilterLink *inlink)
static void invert_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
#define FLAGS
static void envelope16(VectorscopeContext *s, AVFrame *out)
static const AVFilterPad inputs[]
static void draw_dots(uint8_t *dst, int L, int v, float o)
static void envelope(VectorscopeContext *s, AVFrame *out)
static void draw_idots(uint8_t *dst, int L, float o)
static void color_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
static const AVFilterPad outputs[]
GraticuleType
@ GRAT_COLOR
@ GRAT_INVERT
@ NB_GRATICULES
@ GRAT_GREEN
@ GRAT_NONE
static void draw_htext16(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint16_t color[4])
VectorscopeMode
@ COLOR2
@ COLOR5
@ COLOR3
@ COLOR
@ MODE_NB
@ COLOR4
@ TINT
static const uint16_t positions[][14][3]
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
static void envelope_peak16(VectorscopeContext *s, AVFrame *out)
static const char * positions_name[]
static void invert_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
static enum AVPixelFormat out_rgb10_pix_fmts[]
static void envelope_instant(VectorscopeContext *s, AVFrame *out)
static void vectorscope16(VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd)
static enum AVPixelFormat out_yuv10_pix_fmts[]
AVFilter ff_vf_vectorscope
static void green_graticule16(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
static enum AVPixelFormat out_rgb9_pix_fmts[]
static enum AVPixelFormat in1_pix_fmts[]
static av_cold void uninit(AVFilterContext *ctx)
static void draw_idots16(uint16_t *dst, int L, int v, float o)
#define OFFSET(x)
static int config_output(AVFilterLink *outlink)
static enum AVPixelFormat in2_pix_fmts[]
static enum AVPixelFormat out_rgb8_pix_fmts[]
static enum AVPixelFormat out_yuv9_pix_fmts[]
static void envelope_peak(VectorscopeContext *s, AVFrame *out)
static void draw_dots16(uint16_t *dst, int L, int v, float o)
static void envelope_instant16(VectorscopeContext *s, AVFrame *out)
AVFILTER_DEFINE_CLASS(vectorscope)
static void draw_ihtext16(AVFrame *out, int x, int y, float o1, float o2, const char *txt, const uint16_t color[4])
static void none_graticule(VectorscopeContext *s, AVFrame *out, int X, int Y, int D, int P)
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
const uint8_t avpriv_cga_font[2048]
Definition: xga_font_data.c:29
CGA/EGA/VGA ROM font data.