Signed-off-by: Paul B Mahol <onemda@gmail.com>
Paul B Mahol authored on 2017/04/23 05:02:49... | ... |
@@ -10925,6 +10925,29 @@ format=monow, pixdesctest |
10925 | 10925 |
|
10926 | 10926 |
can be used to test the monowhite pixel format descriptor definition. |
10927 | 10927 |
|
10928 |
+@section pixscope |
|
10929 |
+ |
|
10930 |
+Display sample values of color channels. Mainly useful for checking color and levels. |
|
10931 |
+ |
|
10932 |
+The filters accept the following options: |
|
10933 |
+ |
|
10934 |
+@table @option |
|
10935 |
+@item x |
|
10936 |
+Set scope X position, offset on X axis. |
|
10937 |
+ |
|
10938 |
+@item y |
|
10939 |
+Set scope Y position, offset on Y axis. |
|
10940 |
+ |
|
10941 |
+@item w |
|
10942 |
+Set scope width. |
|
10943 |
+ |
|
10944 |
+@item h |
|
10945 |
+Set scope height. |
|
10946 |
+ |
|
10947 |
+@item o |
|
10948 |
+Set window opacity. This window also holds statistics about pixel area. |
|
10949 |
+@end table |
|
10950 |
+ |
|
10928 | 10951 |
@section pp |
10929 | 10952 |
|
10930 | 10953 |
Enable the specified chain of postprocessing subfilters using libpostproc. This |
... | ... |
@@ -245,6 +245,7 @@ OBJS-$(CONFIG_PERMS_FILTER) += f_perms.o |
245 | 245 |
OBJS-$(CONFIG_PERSPECTIVE_FILTER) += vf_perspective.o |
246 | 246 |
OBJS-$(CONFIG_PHASE_FILTER) += vf_phase.o |
247 | 247 |
OBJS-$(CONFIG_PIXDESCTEST_FILTER) += vf_pixdesctest.o |
248 |
+OBJS-$(CONFIG_PIXSCOPE_FILTER) += vf_datascope.o |
|
248 | 249 |
OBJS-$(CONFIG_PP_FILTER) += vf_pp.o |
249 | 250 |
OBJS-$(CONFIG_PP7_FILTER) += vf_pp7.o |
250 | 251 |
OBJS-$(CONFIG_PREMULTIPLY_FILTER) += vf_premultiply.o framesync.o |
... | ... |
@@ -255,6 +255,7 @@ static void register_all(void) |
255 | 255 |
REGISTER_FILTER(PERSPECTIVE, perspective, vf); |
256 | 256 |
REGISTER_FILTER(PHASE, phase, vf); |
257 | 257 |
REGISTER_FILTER(PIXDESCTEST, pixdesctest, vf); |
258 |
+ REGISTER_FILTER(PIXSCOPE, pixscope, vf); |
|
258 | 259 |
REGISTER_FILTER(PP, pp, vf); |
259 | 260 |
REGISTER_FILTER(PP7, pp7, vf); |
260 | 261 |
REGISTER_FILTER(PREMULTIPLY, premultiply, vf); |
... | ... |
@@ -30,7 +30,7 @@ |
30 | 30 |
#include "libavutil/version.h" |
31 | 31 |
|
32 | 32 |
#define LIBAVFILTER_VERSION_MAJOR 6 |
33 |
-#define LIBAVFILTER_VERSION_MINOR 87 |
|
33 |
+#define LIBAVFILTER_VERSION_MINOR 88 |
|
34 | 34 |
#define LIBAVFILTER_VERSION_MICRO 100 |
35 | 35 |
|
36 | 36 |
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \ |
... | ... |
@@ -76,7 +76,7 @@ static int query_formats(AVFilterContext *ctx) |
76 | 76 |
return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0)); |
77 | 77 |
} |
78 | 78 |
|
79 |
-static void draw_text(DatascopeContext *s, AVFrame *frame, FFDrawColor *color, |
|
79 |
+static void draw_text(FFDrawContext *draw, AVFrame *frame, FFDrawColor *color, |
|
80 | 80 |
int x0, int y0, const uint8_t *text, int vertical) |
81 | 81 |
{ |
82 | 82 |
int x = x0; |
... | ... |
@@ -87,7 +87,7 @@ static void draw_text(DatascopeContext *s, AVFrame *frame, FFDrawColor *color, |
87 | 87 |
y0 += 8; |
88 | 88 |
continue; |
89 | 89 |
} |
90 |
- ff_blend_mask(&s->draw, color, frame->data, frame->linesize, |
|
90 |
+ ff_blend_mask(draw, color, frame->data, frame->linesize, |
|
91 | 91 |
frame->width, frame->height, |
92 | 92 |
avpriv_cga_font + *text * 8, 1, 8, 8, 0, 0, x, y0); |
93 | 93 |
if (vertical) { |
... | ... |
@@ -201,7 +201,7 @@ static int filter_color2(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs |
201 | 201 |
char text[256]; |
202 | 202 |
|
203 | 203 |
snprintf(text, sizeof(text), format[C>>2], value[p]); |
204 |
- draw_text(s, out, &reverse, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
204 |
+ draw_text(&s->draw, out, &reverse, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
205 | 205 |
} |
206 | 206 |
} |
207 | 207 |
} |
... | ... |
@@ -239,7 +239,7 @@ static int filter_color(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) |
239 | 239 |
char text[256]; |
240 | 240 |
|
241 | 241 |
snprintf(text, sizeof(text), format[C>>2], value[p]); |
242 |
- draw_text(s, out, &color, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
242 |
+ draw_text(&s->draw, out, &color, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
243 | 243 |
} |
244 | 244 |
} |
245 | 245 |
} |
... | ... |
@@ -276,7 +276,7 @@ static int filter_mono(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) |
276 | 276 |
char text[256]; |
277 | 277 |
|
278 | 278 |
snprintf(text, sizeof(text), format[C>>2], value[p]); |
279 |
- draw_text(s, out, &s->white, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
279 |
+ draw_text(&s->draw, out, &s->white, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0); |
|
280 | 280 |
} |
281 | 281 |
} |
282 | 282 |
} |
... | ... |
@@ -328,7 +328,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) |
328 | 328 |
ff_fill_rectangle(&s->draw, &s->gray, out->data, out->linesize, |
329 | 329 |
0, xmaxlen + y * P * 12 + (P + 1) * P - 2, ymaxlen, 10); |
330 | 330 |
|
331 |
- draw_text(s, out, &s->yellow, 2, xmaxlen + y * P * 12 + (P + 1) * P, text, 0); |
|
331 |
+ draw_text(&s->draw, out, &s->yellow, 2, xmaxlen + y * P * 12 + (P + 1) * P, text, 0); |
|
332 | 332 |
} |
333 | 333 |
|
334 | 334 |
for (x = 0; x < X; x++) { |
... | ... |
@@ -337,7 +337,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) |
337 | 337 |
ff_fill_rectangle(&s->draw, &s->gray, out->data, out->linesize, |
338 | 338 |
ymaxlen + x * C * 10 + 2 * C - 2, 0, 10, xmaxlen); |
339 | 339 |
|
340 |
- draw_text(s, out, &s->yellow, ymaxlen + x * C * 10 + 2 * C, 2, text, 1); |
|
340 |
+ draw_text(&s->draw, out, &s->yellow, ymaxlen + x * C * 10 + 2 * C, 2, text, 1); |
|
341 | 341 |
} |
342 | 342 |
} |
343 | 343 |
|
... | ... |
@@ -419,3 +419,225 @@ AVFilter ff_vf_datascope = { |
419 | 419 |
.outputs = outputs, |
420 | 420 |
.flags = AVFILTER_FLAG_SLICE_THREADS, |
421 | 421 |
}; |
422 |
+ |
|
423 |
+typedef struct PixscopeContext { |
|
424 |
+ const AVClass *class; |
|
425 |
+ |
|
426 |
+ float xpos, ypos; |
|
427 |
+ int w, h; |
|
428 |
+ float o; |
|
429 |
+ |
|
430 |
+ int x, y; |
|
431 |
+ int ww, wh; |
|
432 |
+ |
|
433 |
+ int nb_planes; |
|
434 |
+ int nb_comps; |
|
435 |
+ int is_rgb; |
|
436 |
+ uint8_t rgba_map[4]; |
|
437 |
+ FFDrawContext draw; |
|
438 |
+ FFDrawColor dark; |
|
439 |
+ FFDrawColor black; |
|
440 |
+ FFDrawColor white; |
|
441 |
+ FFDrawColor green; |
|
442 |
+ FFDrawColor blue; |
|
443 |
+ FFDrawColor red; |
|
444 |
+ FFDrawColor *colors[4]; |
|
445 |
+ |
|
446 |
+ void (*pick_color)(FFDrawContext *draw, FFDrawColor *color, AVFrame *in, int x, int y, int *value); |
|
447 |
+} PixscopeContext; |
|
448 |
+ |
|
449 |
+#define POFFSET(x) offsetof(PixscopeContext, x) |
|
450 |
+ |
|
451 |
+static const AVOption pixscope_options[] = { |
|
452 |
+ { "x", "set scope x offset", POFFSET(xpos), AV_OPT_TYPE_FLOAT, {.dbl=0.5}, 0, 1, FLAGS }, |
|
453 |
+ { "y", "set scope y offset", POFFSET(ypos), AV_OPT_TYPE_FLOAT, {.dbl=0.5}, 0, 1, FLAGS }, |
|
454 |
+ { "w", "set scope width", POFFSET(w), AV_OPT_TYPE_INT, {.i64=7}, 1, 80, FLAGS }, |
|
455 |
+ { "h", "set scope height", POFFSET(h), AV_OPT_TYPE_INT, {.i64=7}, 1, 80, FLAGS }, |
|
456 |
+ { "o", "set window opacity", POFFSET(o), AV_OPT_TYPE_FLOAT, {.dbl=0.5}, 0, 1, FLAGS }, |
|
457 |
+ { NULL } |
|
458 |
+}; |
|
459 |
+ |
|
460 |
+AVFILTER_DEFINE_CLASS(pixscope); |
|
461 |
+ |
|
462 |
+static int pixscope_config_input(AVFilterLink *inlink) |
|
463 |
+{ |
|
464 |
+ PixscopeContext *s = inlink->dst->priv; |
|
465 |
+ |
|
466 |
+ s->nb_planes = av_pix_fmt_count_planes(inlink->format); |
|
467 |
+ ff_draw_init(&s->draw, inlink->format, 0); |
|
468 |
+ ff_draw_color(&s->draw, &s->dark, (uint8_t[]){ 0, 0, 0, s->o * 255} ); |
|
469 |
+ ff_draw_color(&s->draw, &s->black, (uint8_t[]){ 0, 0, 0, 255} ); |
|
470 |
+ ff_draw_color(&s->draw, &s->white, (uint8_t[]){ 255, 255, 255, 255} ); |
|
471 |
+ ff_draw_color(&s->draw, &s->green, (uint8_t[]){ 0, 255, 0, 255} ); |
|
472 |
+ ff_draw_color(&s->draw, &s->blue, (uint8_t[]){ 0, 0, 255, 255} ); |
|
473 |
+ ff_draw_color(&s->draw, &s->red, (uint8_t[]){ 255, 0, 0, 255} ); |
|
474 |
+ s->nb_comps = s->draw.desc->nb_components; |
|
475 |
+ s->is_rgb = s->draw.desc->flags & AV_PIX_FMT_FLAG_RGB; |
|
476 |
+ |
|
477 |
+ if (s->is_rgb) { |
|
478 |
+ s->colors[0] = &s->red; |
|
479 |
+ s->colors[1] = &s->green; |
|
480 |
+ s->colors[2] = &s->blue; |
|
481 |
+ s->colors[3] = &s->white; |
|
482 |
+ ff_fill_rgba_map(s->rgba_map, inlink->format); |
|
483 |
+ } else { |
|
484 |
+ s->colors[0] = &s->white; |
|
485 |
+ s->colors[1] = &s->blue; |
|
486 |
+ s->colors[2] = &s->red; |
|
487 |
+ s->colors[3] = &s->white; |
|
488 |
+ s->rgba_map[0] = 0; |
|
489 |
+ s->rgba_map[1] = 1; |
|
490 |
+ s->rgba_map[2] = 2; |
|
491 |
+ s->rgba_map[3] = 3; |
|
492 |
+ } |
|
493 |
+ |
|
494 |
+ if (s->draw.desc->comp[0].depth <= 8) { |
|
495 |
+ s->pick_color = pick_color8; |
|
496 |
+ } else { |
|
497 |
+ s->pick_color = pick_color16; |
|
498 |
+ } |
|
499 |
+ |
|
500 |
+ if (inlink->w < 640 || inlink->h < 480) { |
|
501 |
+ av_log(inlink->dst, AV_LOG_ERROR, "min supported resolution is 640x480\n"); |
|
502 |
+ return AVERROR(EINVAL); |
|
503 |
+ } |
|
504 |
+ |
|
505 |
+ s->ww = 300; |
|
506 |
+ s->wh = 300 * 1.6180; |
|
507 |
+ s->x = s->xpos * (inlink->w - 1); |
|
508 |
+ s->y = s->ypos * (inlink->h - 1); |
|
509 |
+ if (s->x + s->w >= inlink->w || s->y + s->h >= inlink->h) { |
|
510 |
+ av_log(inlink->dst, AV_LOG_WARNING, "scope position is out of range, clipping\n"); |
|
511 |
+ s->x = FFMIN(s->x, inlink->w - s->w); |
|
512 |
+ s->y = FFMIN(s->y, inlink->h - s->h); |
|
513 |
+ } |
|
514 |
+ |
|
515 |
+ return 0; |
|
516 |
+} |
|
517 |
+ |
|
518 |
+static int pixscope_filter_frame(AVFilterLink *inlink, AVFrame *in) |
|
519 |
+{ |
|
520 |
+ AVFilterContext *ctx = inlink->dst; |
|
521 |
+ PixscopeContext *s = ctx->priv; |
|
522 |
+ AVFilterLink *outlink = ctx->outputs[0]; |
|
523 |
+ int max[4] = { 0 }, min[4] = { INT_MAX, INT_MAX, INT_MAX, INT_MAX }; |
|
524 |
+ float average[4] = { 0 }; |
|
525 |
+ double rms[4] = { 0 }; |
|
526 |
+ const char rgba[4] = { 'R', 'G', 'B', 'A' }; |
|
527 |
+ const char yuva[4] = { 'Y', 'U', 'V', 'A' }; |
|
528 |
+ int x, y, X, Y, i, w, h; |
|
529 |
+ char text[128]; |
|
530 |
+ |
|
531 |
+ w = s->ww / s->w; |
|
532 |
+ h = s->ww / s->h; |
|
533 |
+ |
|
534 |
+ if (s->x <= s->ww && s->y <= s->wh) { |
|
535 |
+ X = in->width - s->ww; |
|
536 |
+ Y = in->height - s->wh; |
|
537 |
+ } else { |
|
538 |
+ X = 0; |
|
539 |
+ Y = 0; |
|
540 |
+ } |
|
541 |
+ |
|
542 |
+ ff_blend_rectangle(&s->draw, &s->dark, in->data, in->linesize, |
|
543 |
+ in->width, in->height, |
|
544 |
+ X, |
|
545 |
+ Y, |
|
546 |
+ s->ww, |
|
547 |
+ s->wh); |
|
548 |
+ |
|
549 |
+ for (y = 0; y < s->h; y++) { |
|
550 |
+ for (x = 0; x < s->w; x++) { |
|
551 |
+ FFDrawColor color = { { 0 } }; |
|
552 |
+ int value[4] = { 0 }; |
|
553 |
+ |
|
554 |
+ s->pick_color(&s->draw, &color, in, x + s->x, y + s->y, value); |
|
555 |
+ ff_fill_rectangle(&s->draw, &color, in->data, in->linesize, |
|
556 |
+ x * w + (s->ww - 4 - (s->w * w)) / 2 + X, y * h + 2 + Y, w, h); |
|
557 |
+ for (i = 0; i < 4; i++) { |
|
558 |
+ rms[i] += (double)value[i] * (double)value[i]; |
|
559 |
+ average[i] += value[i]; |
|
560 |
+ min[i] = FFMIN(min[i], value[i]); |
|
561 |
+ max[i] = FFMAX(max[i], value[i]); |
|
562 |
+ } |
|
563 |
+ } |
|
564 |
+ } |
|
565 |
+ |
|
566 |
+ ff_blend_rectangle(&s->draw, &s->black, in->data, in->linesize, |
|
567 |
+ in->width, in->height, |
|
568 |
+ s->x - 2, s->y - 2, s->w + 4, 1); |
|
569 |
+ |
|
570 |
+ ff_blend_rectangle(&s->draw, &s->white, in->data, in->linesize, |
|
571 |
+ in->width, in->height, |
|
572 |
+ s->x - 1, s->y - 1, s->w + 2, 1); |
|
573 |
+ |
|
574 |
+ ff_blend_rectangle(&s->draw, &s->white, in->data, in->linesize, |
|
575 |
+ in->width, in->height, |
|
576 |
+ s->x - 1, s->y - 1, 1, s->h + 2); |
|
577 |
+ |
|
578 |
+ ff_blend_rectangle(&s->draw, &s->black, in->data, in->linesize, |
|
579 |
+ in->width, in->height, |
|
580 |
+ s->x - 2, s->y - 2, 1, s->h + 4); |
|
581 |
+ |
|
582 |
+ ff_blend_rectangle(&s->draw, &s->white, in->data, in->linesize, |
|
583 |
+ in->width, in->height, |
|
584 |
+ s->x - 1, s->y + 1 + s->h, s->w + 3, 1); |
|
585 |
+ |
|
586 |
+ ff_blend_rectangle(&s->draw, &s->black, in->data, in->linesize, |
|
587 |
+ in->width, in->height, |
|
588 |
+ s->x - 2, s->y + 2 + s->h, s->w + 4, 1); |
|
589 |
+ |
|
590 |
+ ff_blend_rectangle(&s->draw, &s->white, in->data, in->linesize, |
|
591 |
+ in->width, in->height, |
|
592 |
+ s->x + 1 + s->w, s->y - 1, 1, s->h + 2); |
|
593 |
+ |
|
594 |
+ ff_blend_rectangle(&s->draw, &s->black, in->data, in->linesize, |
|
595 |
+ in->width, in->height, |
|
596 |
+ s->x + 2 + s->w, s->y - 2, 1, s->h + 5); |
|
597 |
+ |
|
598 |
+ for (i = 0; i < 4; i++) { |
|
599 |
+ rms[i] /= s->w * s->h; |
|
600 |
+ rms[i] = sqrt(rms[i]); |
|
601 |
+ average[i] /= s->w * s->h; |
|
602 |
+ } |
|
603 |
+ |
|
604 |
+ snprintf(text, sizeof(text), "CH AVG MIN MAX RMS\n"); |
|
605 |
+ draw_text(&s->draw, in, &s->white, X + 28, Y + s->ww + 20, text, 0); |
|
606 |
+ for (i = 0; i < s->nb_comps; i++) { |
|
607 |
+ int c = s->rgba_map[i]; |
|
608 |
+ |
|
609 |
+ snprintf(text, sizeof(text), "%c %07.1f %05d %05d %07.1f\n", s->is_rgb ? rgba[i] : yuva[i], average[c], min[c], max[c], rms[c]); |
|
610 |
+ draw_text(&s->draw, in, s->colors[i], X + 28, Y + s->ww + 20 * (i + 2), text, 0); |
|
611 |
+ } |
|
612 |
+ |
|
613 |
+ return ff_filter_frame(outlink, in); |
|
614 |
+} |
|
615 |
+ |
|
616 |
+static const AVFilterPad pixscope_inputs[] = { |
|
617 |
+ { |
|
618 |
+ .name = "default", |
|
619 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
620 |
+ .filter_frame = pixscope_filter_frame, |
|
621 |
+ .config_props = pixscope_config_input, |
|
622 |
+ .needs_writable = 1, |
|
623 |
+ }, |
|
624 |
+ { NULL } |
|
625 |
+}; |
|
626 |
+ |
|
627 |
+static const AVFilterPad pixscope_outputs[] = { |
|
628 |
+ { |
|
629 |
+ .name = "default", |
|
630 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
631 |
+ }, |
|
632 |
+ { NULL } |
|
633 |
+}; |
|
634 |
+ |
|
635 |
+AVFilter ff_vf_pixscope = { |
|
636 |
+ .name = "pixscope", |
|
637 |
+ .description = NULL_IF_CONFIG_SMALL("Pixel data analysis."), |
|
638 |
+ .priv_size = sizeof(PixscopeContext), |
|
639 |
+ .priv_class = &pixscope_class, |
|
640 |
+ .query_formats = query_formats, |
|
641 |
+ .inputs = pixscope_inputs, |
|
642 |
+ .outputs = pixscope_outputs, |
|
643 |
+}; |