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1/*
2 * Copyright (c) 2007 Nicolas George <nicolas.george@normalesup.org>
3 * Copyright (c) 2011 Stefano Sabatini
4 * Copyright (c) 2012 Paul B Mahol
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23/**
24 * @file
25 * Misc test sources.
26 *
27 * testsrc is based on the test pattern generator demuxer by Nicolas George:
28 * http://lists.ffmpeg.org/pipermail/ffmpeg-devel/2007-October/037845.html
29 *
30 * rgbtestsrc is ported from MPlayer libmpcodecs/vf_rgbtest.c by
31 * Michael Niedermayer.
32 *
33 * allyuv, smptebars and smptehdbars are by Paul B Mahol.
34 */
35
36#include <float.h>
37
38#include "libavutil/avassert.h"
39#include "libavutil/common.h"
40#include "libavutil/ffmath.h"
41#include "libavutil/opt.h"
42#include "libavutil/imgutils.h"
43#include "libavutil/intreadwrite.h"
44#include "libavutil/parseutils.h"
45#include "libavutil/xga_font_data.h"
46#include "avfilter.h"
47#include "drawutils.h"
48#include "formats.h"
49#include "internal.h"
50#include "video.h"
51
52typedef struct TestSourceContext {
53 const AVClass *class;
54 int w, h;
55 unsigned int nb_frame;
56 AVRational time_base, frame_rate;
57 int64_t pts;
58 int64_t duration; ///< duration expressed in microseconds
59 AVRational sar; ///< sample aspect ratio
60 int draw_once; ///< draw only the first frame, always put out the same picture
61 int draw_once_reset; ///< draw only the first frame or in case of reset
62 AVFrame *picref; ///< cached reference containing the painted picture
63
64 void (* fill_picture_fn)(AVFilterContext *ctx, AVFrame *frame);
65
66 /* only used by testsrc */
67 int nb_decimals;
68
69 /* only used by color */
70 FFDrawContext draw;
71 FFDrawColor color;
72 uint8_t color_rgba[4];
73
74 /* only used by rgbtest */
75 uint8_t rgba_map[4];
76
77 /* only used by haldclut */
78 int level;
79} TestSourceContext;
80
81#define OFFSET(x) offsetof(TestSourceContext, x)
82#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
83
84#define SIZE_OPTIONS \
85 { "size", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "320x240"}, 0, 0, FLAGS },\
86 { "s", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "320x240"}, 0, 0, FLAGS },\
87
88#define COMMON_OPTIONS_NOSIZE \
89 { "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },\
90 { "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },\
91 { "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },\
92 { "d", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },\
93 { "sar", "set video sample aspect ratio", OFFSET(sar), AV_OPT_TYPE_RATIONAL, {.dbl= 1}, 0, INT_MAX, FLAGS },
94
95#define COMMON_OPTIONS SIZE_OPTIONS COMMON_OPTIONS_NOSIZE
96
97static const AVOption options[] = {
98 COMMON_OPTIONS
99 { NULL }
100};
101
102static av_cold int init(AVFilterContext *ctx)
103{
104 TestSourceContext *test = ctx->priv;
105
106 test->time_base = av_inv_q(test->frame_rate);
107 test->nb_frame = 0;
108 test->pts = 0;
109
110 av_log(ctx, AV_LOG_VERBOSE, "size:%dx%d rate:%d/%d duration:%f sar:%d/%d\n",
111 test->w, test->h, test->frame_rate.num, test->frame_rate.den,
112 test->duration < 0 ? -1 : (double)test->duration/1000000,
113 test->sar.num, test->sar.den);
114 return 0;
115}
116
117static av_cold void uninit(AVFilterContext *ctx)
118{
119 TestSourceContext *test = ctx->priv;
120
121 av_frame_free(&test->picref);
122}
123
124static int config_props(AVFilterLink *outlink)
125{
126 TestSourceContext *test = outlink->src->priv;
127
128 outlink->w = test->w;
129 outlink->h = test->h;
130 outlink->sample_aspect_ratio = test->sar;
131 outlink->frame_rate = test->frame_rate;
132 outlink->time_base = test->time_base;
133
134 return 0;
135}
136
137static int request_frame(AVFilterLink *outlink)
138{
139 TestSourceContext *test = outlink->src->priv;
140 AVFrame *frame;
141
142 if (test->duration >= 0 &&
143 av_rescale_q(test->pts, test->time_base, AV_TIME_BASE_Q) >= test->duration)
144 return AVERROR_EOF;
145
146 if (test->draw_once) {
147 if (test->draw_once_reset) {
148 av_frame_free(&test->picref);
149 test->draw_once_reset = 0;
150 }
151 if (!test->picref) {
152 test->picref =
153 ff_get_video_buffer(outlink, test->w, test->h);
154 if (!test->picref)
155 return AVERROR(ENOMEM);
156 test->fill_picture_fn(outlink->src, test->picref);
157 }
158 frame = av_frame_clone(test->picref);
159 } else
160 frame = ff_get_video_buffer(outlink, test->w, test->h);
161
162 if (!frame)
163 return AVERROR(ENOMEM);
164 frame->pts = test->pts;
165 frame->key_frame = 1;
166 frame->interlaced_frame = 0;
167 frame->pict_type = AV_PICTURE_TYPE_I;
168 frame->sample_aspect_ratio = test->sar;
169 if (!test->draw_once)
170 test->fill_picture_fn(outlink->src, frame);
171
172 test->pts++;
173 test->nb_frame++;
174
175 return ff_filter_frame(outlink, frame);
176}
177
178#if CONFIG_COLOR_FILTER
179
180static const AVOption color_options[] = {
181 { "color", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, CHAR_MIN, CHAR_MAX, FLAGS },
182 { "c", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, CHAR_MIN, CHAR_MAX, FLAGS },
183 COMMON_OPTIONS
184 { NULL }
185};
186
187AVFILTER_DEFINE_CLASS(color);
188
189static void color_fill_picture(AVFilterContext *ctx, AVFrame *picref)
190{
191 TestSourceContext *test = ctx->priv;
192 ff_fill_rectangle(&test->draw, &test->color,
193 picref->data, picref->linesize,
194 0, 0, test->w, test->h);
195}
196
197static av_cold int color_init(AVFilterContext *ctx)
198{
199 TestSourceContext *test = ctx->priv;
200 test->fill_picture_fn = color_fill_picture;
201 test->draw_once = 1;
202 return init(ctx);
203}
204
205static int color_query_formats(AVFilterContext *ctx)
206{
207 return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
208}
209
210static int color_config_props(AVFilterLink *inlink)
211{
212 AVFilterContext *ctx = inlink->src;
213 TestSourceContext *test = ctx->priv;
214 int ret;
215
216 ff_draw_init(&test->draw, inlink->format, 0);
217 ff_draw_color(&test->draw, &test->color, test->color_rgba);
218
219 test->w = ff_draw_round_to_sub(&test->draw, 0, -1, test->w);
220 test->h = ff_draw_round_to_sub(&test->draw, 1, -1, test->h);
221 if (av_image_check_size(test->w, test->h, 0, ctx) < 0)
222 return AVERROR(EINVAL);
223
224 if ((ret = config_props(inlink)) < 0)
225 return ret;
226
227 return 0;
228}
229
230static int color_process_command(AVFilterContext *ctx, const char *cmd, const char *args,
231 char *res, int res_len, int flags)
232{
233 TestSourceContext *test = ctx->priv;
234 int ret;
235
236 if (!strcmp(cmd, "color") || !strcmp(cmd, "c")) {
237 uint8_t color_rgba[4];
238
239 ret = av_parse_color(color_rgba, args, -1, ctx);
240 if (ret < 0)
241 return ret;
242
243 memcpy(test->color_rgba, color_rgba, sizeof(color_rgba));
244 ff_draw_color(&test->draw, &test->color, test->color_rgba);
245 test->draw_once_reset = 1;
246 return 0;
247 }
248
249 return AVERROR(ENOSYS);
250}
251
252static const AVFilterPad color_outputs[] = {
253 {
254 .name = "default",
255 .type = AVMEDIA_TYPE_VIDEO,
256 .request_frame = request_frame,
257 .config_props = color_config_props,
258 },
259 { NULL }
260};
261
262AVFilter ff_vsrc_color = {
263 .name = "color",
264 .description = NULL_IF_CONFIG_SMALL("Provide an uniformly colored input."),
265 .priv_class = &color_class,
266 .priv_size = sizeof(TestSourceContext),
267 .init = color_init,
268 .uninit = uninit,
269 .query_formats = color_query_formats,
270 .inputs = NULL,
271 .outputs = color_outputs,
272 .process_command = color_process_command,
273};
274
275#endif /* CONFIG_COLOR_FILTER */
276
277#if CONFIG_HALDCLUTSRC_FILTER
278
279static const AVOption haldclutsrc_options[] = {
280 { "level", "set level", OFFSET(level), AV_OPT_TYPE_INT, {.i64 = 6}, 2, 8, FLAGS },
281 COMMON_OPTIONS_NOSIZE
282 { NULL }
283};
284
285AVFILTER_DEFINE_CLASS(haldclutsrc);
286
287static void haldclutsrc_fill_picture(AVFilterContext *ctx, AVFrame *frame)
288{
289 int i, j, k, x = 0, y = 0, is16bit = 0, step;
290 uint32_t alpha = 0;
291 const TestSourceContext *hc = ctx->priv;
292 int level = hc->level;
293 float scale;
294 const int w = frame->width;
295 const int h = frame->height;
296 const uint8_t *data = frame->data[0];
297 const int linesize = frame->linesize[0];
298 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
299 uint8_t rgba_map[4];
300
301 av_assert0(w == h && w == level*level*level);
302
303 ff_fill_rgba_map(rgba_map, frame->format);
304
305 switch (frame->format) {
306 case AV_PIX_FMT_RGB48:
307 case AV_PIX_FMT_BGR48:
308 case AV_PIX_FMT_RGBA64:
309 case AV_PIX_FMT_BGRA64:
310 is16bit = 1;
311 alpha = 0xffff;
312 break;
313 case AV_PIX_FMT_RGBA:
314 case AV_PIX_FMT_BGRA:
315 case AV_PIX_FMT_ARGB:
316 case AV_PIX_FMT_ABGR:
317 alpha = 0xff;
318 break;
319 }
320
321 step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit);
322 scale = ((float)(1 << (8*(is16bit+1))) - 1) / (level*level - 1);
323
324#define LOAD_CLUT(nbits) do { \
325 uint##nbits##_t *dst = ((uint##nbits##_t *)(data + y*linesize)) + x*step; \
326 dst[rgba_map[0]] = av_clip_uint##nbits(i * scale); \
327 dst[rgba_map[1]] = av_clip_uint##nbits(j * scale); \
328 dst[rgba_map[2]] = av_clip_uint##nbits(k * scale); \
329 if (step == 4) \
330 dst[rgba_map[3]] = alpha; \
331} while (0)
332
333 level *= level;
334 for (k = 0; k < level; k++) {
335 for (j = 0; j < level; j++) {
336 for (i = 0; i < level; i++) {
337 if (!is16bit)
338 LOAD_CLUT(8);
339 else
340 LOAD_CLUT(16);
341 if (++x == w) {
342 x = 0;
343 y++;
344 }
345 }
346 }
347 }
348}
349
350static av_cold int haldclutsrc_init(AVFilterContext *ctx)
351{
352 TestSourceContext *hc = ctx->priv;
353 hc->fill_picture_fn = haldclutsrc_fill_picture;
354 hc->draw_once = 1;
355 return init(ctx);
356}
357
358static int haldclutsrc_query_formats(AVFilterContext *ctx)
359{
360 static const enum AVPixelFormat pix_fmts[] = {
361 AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24,
362 AV_PIX_FMT_RGBA, AV_PIX_FMT_BGRA,
363 AV_PIX_FMT_ARGB, AV_PIX_FMT_ABGR,
364 AV_PIX_FMT_0RGB, AV_PIX_FMT_0BGR,
365 AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0,
366 AV_PIX_FMT_RGB48, AV_PIX_FMT_BGR48,
367 AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,
368 AV_PIX_FMT_NONE,
369 };
370
371 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
372 if (!fmts_list)
373 return AVERROR(ENOMEM);
374 return ff_set_common_formats(ctx, fmts_list);
375}
376
377static int haldclutsrc_config_props(AVFilterLink *outlink)
378{
379 AVFilterContext *ctx = outlink->src;
380 TestSourceContext *hc = ctx->priv;
381
382 hc->w = hc->h = hc->level * hc->level * hc->level;
383 return config_props(outlink);
384}
385
386static const AVFilterPad haldclutsrc_outputs[] = {
387 {
388 .name = "default",
389 .type = AVMEDIA_TYPE_VIDEO,
390 .request_frame = request_frame,
391 .config_props = haldclutsrc_config_props,
392 },
393 { NULL }
394};
395
396AVFilter ff_vsrc_haldclutsrc = {
397 .name = "haldclutsrc",
398 .description = NULL_IF_CONFIG_SMALL("Provide an identity Hald CLUT."),
399 .priv_class = &haldclutsrc_class,
400 .priv_size = sizeof(TestSourceContext),
401 .init = haldclutsrc_init,
402 .uninit = uninit,
403 .query_formats = haldclutsrc_query_formats,
404 .inputs = NULL,
405 .outputs = haldclutsrc_outputs,
406};
407#endif /* CONFIG_HALDCLUTSRC_FILTER */
408
409#if CONFIG_NULLSRC_FILTER
410
411#define nullsrc_options options
412AVFILTER_DEFINE_CLASS(nullsrc);
413
414static void nullsrc_fill_picture(AVFilterContext *ctx, AVFrame *picref) { }
415
416static av_cold int nullsrc_init(AVFilterContext *ctx)
417{
418 TestSourceContext *test = ctx->priv;
419
420 test->fill_picture_fn = nullsrc_fill_picture;
421 return init(ctx);
422}
423
424static const AVFilterPad nullsrc_outputs[] = {
425 {
426 .name = "default",
427 .type = AVMEDIA_TYPE_VIDEO,
428 .request_frame = request_frame,
429 .config_props = config_props,
430 },
431 { NULL },
432};
433
434AVFilter ff_vsrc_nullsrc = {
435 .name = "nullsrc",
436 .description = NULL_IF_CONFIG_SMALL("Null video source, return unprocessed video frames."),
437 .init = nullsrc_init,
438 .uninit = uninit,
439 .priv_size = sizeof(TestSourceContext),
440 .priv_class = &nullsrc_class,
441 .inputs = NULL,
442 .outputs = nullsrc_outputs,
443};
444
445#endif /* CONFIG_NULLSRC_FILTER */
446
447#if CONFIG_TESTSRC_FILTER
448
449static const AVOption testsrc_options[] = {
450 COMMON_OPTIONS
451 { "decimals", "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.i64=0}, 0, 17, FLAGS },
452 { "n", "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.i64=0}, 0, 17, FLAGS },
453 { NULL }
454};
455
456AVFILTER_DEFINE_CLASS(testsrc);
457
458/**
459 * Fill a rectangle with value val.
460 *
461 * @param val the RGB value to set
462 * @param dst pointer to the destination buffer to fill
463 * @param dst_linesize linesize of destination
464 * @param segment_width width of the segment
465 * @param x horizontal coordinate where to draw the rectangle in the destination buffer
466 * @param y horizontal coordinate where to draw the rectangle in the destination buffer
467 * @param w width of the rectangle to draw, expressed as a number of segment_width units
468 * @param h height of the rectangle to draw, expressed as a number of segment_width units
469 */
470static void draw_rectangle(unsigned val, uint8_t *dst, int dst_linesize, int segment_width,
471 int x, int y, int w, int h)
472{
473 int i;
474 int step = 3;
475
476 dst += segment_width * (step * x + y * dst_linesize);
477 w *= segment_width * step;
478 h *= segment_width;
479 for (i = 0; i < h; i++) {
480 memset(dst, val, w);
481 dst += dst_linesize;
482 }
483}
484
485static void draw_digit(int digit, uint8_t *dst, int dst_linesize,
486 int segment_width)
487{
488#define TOP_HBAR 1
489#define MID_HBAR 2
490#define BOT_HBAR 4
491#define LEFT_TOP_VBAR 8
492#define LEFT_BOT_VBAR 16
493#define RIGHT_TOP_VBAR 32
494#define RIGHT_BOT_VBAR 64
495 struct segments {
496 int x, y, w, h;
497 } segments[] = {
498 { 1, 0, 5, 1 }, /* TOP_HBAR */
499 { 1, 6, 5, 1 }, /* MID_HBAR */
500 { 1, 12, 5, 1 }, /* BOT_HBAR */
501 { 0, 1, 1, 5 }, /* LEFT_TOP_VBAR */
502 { 0, 7, 1, 5 }, /* LEFT_BOT_VBAR */
503 { 6, 1, 1, 5 }, /* RIGHT_TOP_VBAR */
504 { 6, 7, 1, 5 } /* RIGHT_BOT_VBAR */
505 };
506 static const unsigned char masks[10] = {
507 /* 0 */ TOP_HBAR |BOT_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
508 /* 1 */ RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
509 /* 2 */ TOP_HBAR|MID_HBAR|BOT_HBAR|LEFT_BOT_VBAR |RIGHT_TOP_VBAR,
510 /* 3 */ TOP_HBAR|MID_HBAR|BOT_HBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
511 /* 4 */ MID_HBAR |LEFT_TOP_VBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
512 /* 5 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR |RIGHT_BOT_VBAR,
513 /* 6 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR |RIGHT_BOT_VBAR,
514 /* 7 */ TOP_HBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
515 /* 8 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
516 /* 9 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
517 };
518 unsigned mask = masks[digit];
519 int i;
520
521 draw_rectangle(0, dst, dst_linesize, segment_width, 0, 0, 8, 13);
522 for (i = 0; i < FF_ARRAY_ELEMS(segments); i++)
523 if (mask & (1<<i))
524 draw_rectangle(255, dst, dst_linesize, segment_width,
525 segments[i].x, segments[i].y, segments[i].w, segments[i].h);
526}
527
528#define GRADIENT_SIZE (6 * 256)
529
530static void test_fill_picture(AVFilterContext *ctx, AVFrame *frame)
531{
532 TestSourceContext *test = ctx->priv;
533 uint8_t *p, *p0;
534 int x, y;
535 int color, color_rest;
536 int icolor;
537 int radius;
538 int quad0, quad;
539 int dquad_x, dquad_y;
540 int grad, dgrad, rgrad, drgrad;
541 int seg_size;
542 int second;
543 int i;
544 uint8_t *data = frame->data[0];
545 int width = frame->width;
546 int height = frame->height;
547
548 /* draw colored bars and circle */
549 radius = (width + height) / 4;
550 quad0 = width * width / 4 + height * height / 4 - radius * radius;
551 dquad_y = 1 - height;
552 p0 = data;
553 for (y = 0; y < height; y++) {
554 p = p0;
555 color = 0;
556 color_rest = 0;
557 quad = quad0;
558 dquad_x = 1 - width;
559 for (x = 0; x < width; x++) {
560 icolor = color;
561 if (quad < 0)
562 icolor ^= 7;
563 quad += dquad_x;
564 dquad_x += 2;
565 *(p++) = icolor & 1 ? 255 : 0;
566 *(p++) = icolor & 2 ? 255 : 0;
567 *(p++) = icolor & 4 ? 255 : 0;
568 color_rest += 8;
569 if (color_rest >= width) {
570 color_rest -= width;
571 color++;
572 }
573 }
574 quad0 += dquad_y;
575 dquad_y += 2;
576 p0 += frame->linesize[0];
577 }
578
579 /* draw sliding color line */
580 p0 = p = data + frame->linesize[0] * (height * 3/4);
581 grad = (256 * test->nb_frame * test->time_base.num / test->time_base.den) %
582 GRADIENT_SIZE;
583 rgrad = 0;
584 dgrad = GRADIENT_SIZE / width;
585 drgrad = GRADIENT_SIZE % width;
586 for (x = 0; x < width; x++) {
587 *(p++) =
588 grad < 256 || grad >= 5 * 256 ? 255 :
589 grad >= 2 * 256 && grad < 4 * 256 ? 0 :
590 grad < 2 * 256 ? 2 * 256 - 1 - grad : grad - 4 * 256;
591 *(p++) =
592 grad >= 4 * 256 ? 0 :
593 grad >= 1 * 256 && grad < 3 * 256 ? 255 :
594 grad < 1 * 256 ? grad : 4 * 256 - 1 - grad;
595 *(p++) =
596 grad < 2 * 256 ? 0 :
597 grad >= 3 * 256 && grad < 5 * 256 ? 255 :
598 grad < 3 * 256 ? grad - 2 * 256 : 6 * 256 - 1 - grad;
599 grad += dgrad;
600 rgrad += drgrad;
601 if (rgrad >= GRADIENT_SIZE) {
602 grad++;
603 rgrad -= GRADIENT_SIZE;
604 }
605 if (grad >= GRADIENT_SIZE)
606 grad -= GRADIENT_SIZE;
607 }
608 p = p0;
609 for (y = height / 8; y > 0; y--) {
610 memcpy(p+frame->linesize[0], p, 3 * width);
611 p += frame->linesize[0];
612 }
613
614 /* draw digits */
615 seg_size = width / 80;
616 if (seg_size >= 1 && height >= 13 * seg_size) {
617 int64_t p10decimals = 1;
618 double time = av_q2d(test->time_base) * test->nb_frame *
619 ff_exp10(test->nb_decimals);
620 if (time >= INT_MAX)
621 return;
622
623 for (x = 0; x < test->nb_decimals; x++)
624 p10decimals *= 10;
625
626 second = av_rescale_rnd(test->nb_frame * test->time_base.num, p10decimals, test->time_base.den, AV_ROUND_ZERO);
627 x = width - (width - seg_size * 64) / 2;
628 y = (height - seg_size * 13) / 2;
629 p = data + (x*3 + y * frame->linesize[0]);
630 for (i = 0; i < 8; i++) {
631 p -= 3 * 8 * seg_size;
632 draw_digit(second % 10, p, frame->linesize[0], seg_size);
633 second /= 10;
634 if (second == 0)
635 break;
636 }
637 }
638}
639
640static av_cold int test_init(AVFilterContext *ctx)
641{
642 TestSourceContext *test = ctx->priv;
643
644 test->fill_picture_fn = test_fill_picture;
645 return init(ctx);
646}
647
648static int test_query_formats(AVFilterContext *ctx)
649{
650 static const enum AVPixelFormat pix_fmts[] = {
651 AV_PIX_FMT_RGB24, AV_PIX_FMT_NONE
652 };
653
654 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
655 if (!fmts_list)
656 return AVERROR(ENOMEM);
657 return ff_set_common_formats(ctx, fmts_list);
658}
659
660static const AVFilterPad avfilter_vsrc_testsrc_outputs[] = {
661 {
662 .name = "default",
663 .type = AVMEDIA_TYPE_VIDEO,
664 .request_frame = request_frame,
665 .config_props = config_props,
666 },
667 { NULL }
668};
669
670AVFilter ff_vsrc_testsrc = {
671 .name = "testsrc",
672 .description = NULL_IF_CONFIG_SMALL("Generate test pattern."),
673 .priv_size = sizeof(TestSourceContext),
674 .priv_class = &testsrc_class,
675 .init = test_init,
676 .uninit = uninit,
677 .query_formats = test_query_formats,
678 .inputs = NULL,
679 .outputs = avfilter_vsrc_testsrc_outputs,
680};
681
682#endif /* CONFIG_TESTSRC_FILTER */
683
684#if CONFIG_TESTSRC2_FILTER
685
686static const AVOption testsrc2_options[] = {
687 COMMON_OPTIONS
688 { NULL }
689};
690
691AVFILTER_DEFINE_CLASS(testsrc2);
692
693static void set_color(TestSourceContext *s, FFDrawColor *color, uint32_t argb)
694{
695 uint8_t rgba[4] = { (argb >> 16) & 0xFF,
696 (argb >> 8) & 0xFF,
697 (argb >> 0) & 0xFF,
698 (argb >> 24) & 0xFF, };
699 ff_draw_color(&s->draw, color, rgba);
700}
701
702static uint32_t color_gradient(unsigned index)
703{
704 unsigned si = index & 0xFF, sd = 0xFF - si;
705 switch (index >> 8) {
706 case 0: return 0xFF0000 + (si << 8);
707 case 1: return 0x00FF00 + (sd << 16);
708 case 2: return 0x00FF00 + (si << 0);
709 case 3: return 0x0000FF + (sd << 8);
710 case 4: return 0x0000FF + (si << 16);
711 case 5: return 0xFF0000 + (sd << 0);
712 }
713 av_assert0(0);
714}
715
716static void draw_text(TestSourceContext *s, AVFrame *frame, FFDrawColor *color,
717 int x0, int y0, const uint8_t *text)
718{
719 int x = x0;
720
721 for (; *text; text++) {
722 if (*text == '\n') {
723 x = x0;
724 y0 += 16;
725 continue;
726 }
727 ff_blend_mask(&s->draw, color, frame->data, frame->linesize,
728 frame->width, frame->height,
729 avpriv_vga16_font + *text * 16, 1, 8, 16, 0, 0, x, y0);
730 x += 8;
731 }
732}
733
734static void test2_fill_picture(AVFilterContext *ctx, AVFrame *frame)
735{
736 TestSourceContext *s = ctx->priv;
737 FFDrawColor color;
738
739 /* colored background */
740 {
741 unsigned i, x = 0, x2;
742
743 x = 0;
744 for (i = 1; i < 7; i++) {
745 x2 = av_rescale(i, s->w, 6);
746 x2 = ff_draw_round_to_sub(&s->draw, 0, 0, x2);
747 set_color(s, &color, ((i & 1) ? 0xFF0000 : 0) |
748 ((i & 2) ? 0x00FF00 : 0) |
749 ((i & 4) ? 0x0000FF : 0));
750 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
751 x, 0, x2 - x, frame->height);
752 x = x2;
753 }
754 }
755
756 /* oblique gradient */
757 /* note: too slow if using blending */
758 if (s->h >= 64) {
759 unsigned x, dx, y0, y, g0, g;
760
761 dx = ff_draw_round_to_sub(&s->draw, 0, +1, 1);
762 y0 = av_rescale_q(s->pts, s->time_base, av_make_q(2, s->h - 16));
763 g0 = av_rescale_q(s->pts, s->time_base, av_make_q(1, 128));
764 for (x = 0; x < s->w; x += dx) {
765 g = (av_rescale(x, 6 * 256, s->w) + g0) % (6 * 256);
766 set_color(s, &color, color_gradient(g));
767 y = y0 + av_rescale(x, s->h / 2, s->w);
768 y %= 2 * (s->h - 16);
769 if (y > s->h - 16)
770 y = 2 * (s->h - 16) - y;
771 y = ff_draw_round_to_sub(&s->draw, 1, 0, y);
772 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
773 x, y, dx, 16);
774 }
775 }
776
777 /* top right: draw clock hands */
778 if (s->w >= 64 && s->h >= 64) {
779 int l = (FFMIN(s->w, s->h) - 32) >> 1;
780 int steps = FFMAX(4, l >> 5);
781 int xc = (s->w >> 2) + (s->w >> 1);
782 int yc = (s->h >> 2);
783 int cycle = l << 2;
784 int pos, xh, yh;
785 int c, i;
786
787 for (c = 0; c < 3; c++) {
788 set_color(s, &color, 0xBBBBBB ^ (0xFF << (c << 3)));
789 pos = av_rescale_q(s->pts, s->time_base, av_make_q(64 >> (c << 1), cycle)) % cycle;
790 xh = pos < 1 * l ? pos :
791 pos < 2 * l ? l :
792 pos < 3 * l ? 3 * l - pos : 0;
793 yh = pos < 1 * l ? 0 :
794 pos < 2 * l ? pos - l :
795 pos < 3 * l ? l :
796 cycle - pos;
797 xh -= l >> 1;
798 yh -= l >> 1;
799 for (i = 1; i <= steps; i++) {
800 int x = av_rescale(xh, i, steps) + xc;
801 int y = av_rescale(yh, i, steps) + yc;
802 x = ff_draw_round_to_sub(&s->draw, 0, -1, x);
803 y = ff_draw_round_to_sub(&s->draw, 1, -1, y);
804 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
805 x, y, 8, 8);
806 }
807 }
808 }
809
810 /* bottom left: beating rectangles */
811 if (s->w >= 64 && s->h >= 64) {
812 int l = (FFMIN(s->w, s->h) - 16) >> 2;
813 int cycle = l << 3;
814 int xc = (s->w >> 2);
815 int yc = (s->h >> 2) + (s->h >> 1);
816 int xm1 = ff_draw_round_to_sub(&s->draw, 0, -1, xc - 8);
817 int xm2 = ff_draw_round_to_sub(&s->draw, 0, +1, xc + 8);
818 int ym1 = ff_draw_round_to_sub(&s->draw, 1, -1, yc - 8);
819 int ym2 = ff_draw_round_to_sub(&s->draw, 1, +1, yc + 8);
820 int size, step, x1, x2, y1, y2;
821
822 size = av_rescale_q(s->pts, s->time_base, av_make_q(4, cycle));
823 step = size / l;
824 size %= l;
825 if (step & 1)
826 size = l - size;
827 step = (step >> 1) & 3;
828 set_color(s, &color, 0xFF808080);
829 x1 = ff_draw_round_to_sub(&s->draw, 0, -1, xc - 4 - size);
830 x2 = ff_draw_round_to_sub(&s->draw, 0, +1, xc + 4 + size);
831 y1 = ff_draw_round_to_sub(&s->draw, 1, -1, yc - 4 - size);
832 y2 = ff_draw_round_to_sub(&s->draw, 1, +1, yc + 4 + size);
833 if (step == 0 || step == 2)
834 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
835 x1, ym1, x2 - x1, ym2 - ym1);
836 if (step == 1 || step == 2)
837 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
838 xm1, y1, xm2 - xm1, y2 - y1);
839 if (step == 3)
840 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
841 x1, y1, x2 - x1, y2 - y1);
842 }
843
844 /* bottom right: checker with random noise */
845 {
846 unsigned xmin = av_rescale(5, s->w, 8);
847 unsigned xmax = av_rescale(7, s->w, 8);
848 unsigned ymin = av_rescale(5, s->h, 8);
849 unsigned ymax = av_rescale(7, s->h, 8);
850 unsigned x, y, i, r;
851 uint8_t alpha[256];
852
853 r = s->pts;
854 for (y = ymin; y < ymax - 15; y += 16) {
855 for (x = xmin; x < xmax - 15; x += 16) {
856 if ((x ^ y) & 16)
857 continue;
858 for (i = 0; i < 256; i++) {
859 r = r * 1664525 + 1013904223;
860 alpha[i] = r >> 24;
861 }
862 set_color(s, &color, 0xFF00FF80);
863 ff_blend_mask(&s->draw, &color, frame->data, frame->linesize,
864 frame->width, frame->height,
865 alpha, 16, 16, 16, 3, 0, x, y);
866 }
867 }
868 }
869
870 /* bouncing square */
871 if (s->w >= 16 && s->h >= 16) {
872 unsigned w = s->w - 8;
873 unsigned h = s->h - 8;
874 unsigned x = av_rescale_q(s->pts, s->time_base, av_make_q(233, 55 * w)) % (w << 1);
875 unsigned y = av_rescale_q(s->pts, s->time_base, av_make_q(233, 89 * h)) % (h << 1);
876 if (x > w)
877 x = (w << 1) - x;
878 if (y > h)
879 y = (h << 1) - y;
880 x = ff_draw_round_to_sub(&s->draw, 0, -1, x);
881 y = ff_draw_round_to_sub(&s->draw, 1, -1, y);
882 set_color(s, &color, 0xFF8000FF);
883 ff_fill_rectangle(&s->draw, &color, frame->data, frame->linesize,
884 x, y, 8, 8);
885 }
886
887 /* top right: draw frame time and frame number */
888 {
889 char buf[256];
890 unsigned time;
891
892 time = av_rescale_q(s->pts, s->time_base, av_make_q(1, 1000)) % 86400000;
893 set_color(s, &color, 0xC0000000);
894 ff_blend_rectangle(&s->draw, &color, frame->data, frame->linesize,
895 frame->width, frame->height,
896 2, 2, 100, 36);
897 set_color(s, &color, 0xFFFF8000);
898 snprintf(buf, sizeof(buf), "%02d:%02d:%02d.%03d\n%12"PRIi64,
899 time / 3600000, (time / 60000) % 60, (time / 1000) % 60,
900 time % 1000, s->pts);
901 draw_text(s, frame, &color, 4, 4, buf);
902 }
903}
904static av_cold int test2_init(AVFilterContext *ctx)
905{
906 TestSourceContext *s = ctx->priv;
907
908 s->fill_picture_fn = test2_fill_picture;
909 return init(ctx);
910}
911
912static int test2_query_formats(AVFilterContext *ctx)
913{
914 return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
915}
916
917static int test2_config_props(AVFilterLink *inlink)
918{
919 AVFilterContext *ctx = inlink->src;
920 TestSourceContext *s = ctx->priv;
921
922 av_assert0(ff_draw_init(&s->draw, inlink->format, 0) >= 0);
923 s->w = ff_draw_round_to_sub(&s->draw, 0, -1, s->w);
924 s->h = ff_draw_round_to_sub(&s->draw, 1, -1, s->h);
925 if (av_image_check_size(s->w, s->h, 0, ctx) < 0)
926 return AVERROR(EINVAL);
927 return config_props(inlink);
928}
929
930static const AVFilterPad avfilter_vsrc_testsrc2_outputs[] = {
931 {
932 .name = "default",
933 .type = AVMEDIA_TYPE_VIDEO,
934 .request_frame = request_frame,
935 .config_props = test2_config_props,
936 },
937 { NULL }
938};
939
940AVFilter ff_vsrc_testsrc2 = {
941 .name = "testsrc2",
942 .description = NULL_IF_CONFIG_SMALL("Generate another test pattern."),
943 .priv_size = sizeof(TestSourceContext),
944 .priv_class = &testsrc2_class,
945 .init = test2_init,
946 .uninit = uninit,
947 .query_formats = test2_query_formats,
948 .inputs = NULL,
949 .outputs = avfilter_vsrc_testsrc2_outputs,
950};
951
952#endif /* CONFIG_TESTSRC2_FILTER */
953
954#if CONFIG_RGBTESTSRC_FILTER
955
956#define rgbtestsrc_options options
957AVFILTER_DEFINE_CLASS(rgbtestsrc);
958
959#define R 0
960#define G 1
961#define B 2
962#define A 3
963
964static void rgbtest_put_pixel(uint8_t *dst, int dst_linesize,
965 int x, int y, int r, int g, int b, enum AVPixelFormat fmt,
966 uint8_t rgba_map[4])
967{
968 int32_t v;
969 uint8_t *p;
970
971 switch (fmt) {
972 case AV_PIX_FMT_BGR444: ((uint16_t*)(dst + y*dst_linesize))[x] = ((r >> 4) << 8) | ((g >> 4) << 4) | (b >> 4); break;
973 case AV_PIX_FMT_RGB444: ((uint16_t*)(dst + y*dst_linesize))[x] = ((b >> 4) << 8) | ((g >> 4) << 4) | (r >> 4); break;
974 case AV_PIX_FMT_BGR555: ((uint16_t*)(dst + y*dst_linesize))[x] = ((r>>3)<<10) | ((g>>3)<<5) | (b>>3); break;
975 case AV_PIX_FMT_RGB555: ((uint16_t*)(dst + y*dst_linesize))[x] = ((b>>3)<<10) | ((g>>3)<<5) | (r>>3); break;
976 case AV_PIX_FMT_BGR565: ((uint16_t*)(dst + y*dst_linesize))[x] = ((r>>3)<<11) | ((g>>2)<<5) | (b>>3); break;
977 case AV_PIX_FMT_RGB565: ((uint16_t*)(dst + y*dst_linesize))[x] = ((b>>3)<<11) | ((g>>2)<<5) | (r>>3); break;
978 case AV_PIX_FMT_RGB24:
979 case AV_PIX_FMT_BGR24:
980 v = (r << (rgba_map[R]*8)) + (g << (rgba_map[G]*8)) + (b << (rgba_map[B]*8));
981 p = dst + 3*x + y*dst_linesize;
982 AV_WL24(p, v);
983 break;
984 case AV_PIX_FMT_RGBA:
985 case AV_PIX_FMT_BGRA:
986 case AV_PIX_FMT_ARGB:
987 case AV_PIX_FMT_ABGR:
988 v = (r << (rgba_map[R]*8)) + (g << (rgba_map[G]*8)) + (b << (rgba_map[B]*8)) + (255 << (rgba_map[A]*8));
989 p = dst + 4*x + y*dst_linesize;
990 AV_WL32(p, v);
991 break;
992 }
993}
994
995static void rgbtest_fill_picture(AVFilterContext *ctx, AVFrame *frame)
996{
997 TestSourceContext *test = ctx->priv;
998 int x, y, w = frame->width, h = frame->height;
999
1000 for (y = 0; y < h; y++) {
1001 for (x = 0; x < w; x++) {
1002 int c = 256*x/w;
1003 int r = 0, g = 0, b = 0;
1004
1005 if (3*y < h ) r = c;
1006 else if (3*y < 2*h) g = c;
1007 else b = c;
1008
1009 rgbtest_put_pixel(frame->data[0], frame->linesize[0], x, y, r, g, b,
1010 ctx->outputs[0]->format, test->rgba_map);
1011 }
1012 }
1013}
1014
1015static av_cold int rgbtest_init(AVFilterContext *ctx)
1016{
1017 TestSourceContext *test = ctx->priv;
1018
1019 test->draw_once = 1;
1020 test->fill_picture_fn = rgbtest_fill_picture;
1021 return init(ctx);
1022}
1023
1024static int rgbtest_query_formats(AVFilterContext *ctx)
1025{
1026 static const enum AVPixelFormat pix_fmts[] = {
1027 AV_PIX_FMT_RGBA, AV_PIX_FMT_ARGB, AV_PIX_FMT_BGRA, AV_PIX_FMT_ABGR,
1028 AV_PIX_FMT_BGR24, AV_PIX_FMT_RGB24,
1029 AV_PIX_FMT_RGB444, AV_PIX_FMT_BGR444,
1030 AV_PIX_FMT_RGB565, AV_PIX_FMT_BGR565,
1031 AV_PIX_FMT_RGB555, AV_PIX_FMT_BGR555,
1032 AV_PIX_FMT_NONE
1033 };
1034
1035 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1036 if (!fmts_list)
1037 return AVERROR(ENOMEM);
1038 return ff_set_common_formats(ctx, fmts_list);
1039}
1040
1041static int rgbtest_config_props(AVFilterLink *outlink)
1042{
1043 TestSourceContext *test = outlink->src->priv;
1044
1045 ff_fill_rgba_map(test->rgba_map, outlink->format);
1046 return config_props(outlink);
1047}
1048
1049static const AVFilterPad avfilter_vsrc_rgbtestsrc_outputs[] = {
1050 {
1051 .name = "default",
1052 .type = AVMEDIA_TYPE_VIDEO,
1053 .request_frame = request_frame,
1054 .config_props = rgbtest_config_props,
1055 },
1056 { NULL }
1057};
1058
1059AVFilter ff_vsrc_rgbtestsrc = {
1060 .name = "rgbtestsrc",
1061 .description = NULL_IF_CONFIG_SMALL("Generate RGB test pattern."),
1062 .priv_size = sizeof(TestSourceContext),
1063 .priv_class = &rgbtestsrc_class,
1064 .init = rgbtest_init,
1065 .uninit = uninit,
1066 .query_formats = rgbtest_query_formats,
1067 .inputs = NULL,
1068 .outputs = avfilter_vsrc_rgbtestsrc_outputs,
1069};
1070
1071#endif /* CONFIG_RGBTESTSRC_FILTER */
1072
1073#if CONFIG_YUVTESTSRC_FILTER
1074
1075#define yuvtestsrc_options options
1076AVFILTER_DEFINE_CLASS(yuvtestsrc);
1077
1078static void yuvtest_fill_picture8(AVFilterContext *ctx, AVFrame *frame)
1079{
1080 int x, y, w = frame->width, h = frame->height / 3;
1081 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
1082 const int factor = 1 << desc->comp[0].depth;
1083 const int mid = 1 << (desc->comp[0].depth - 1);
1084 uint8_t *ydst = frame->data[0];
1085 uint8_t *udst = frame->data[1];
1086 uint8_t *vdst = frame->data[2];
1087 int ylinesize = frame->linesize[0];
1088 int ulinesize = frame->linesize[1];
1089 int vlinesize = frame->linesize[2];
1090
1091 for (y = 0; y < h; y++) {
1092 for (x = 0; x < w; x++) {
1093 int c = factor * x / w;
1094
1095 ydst[x] = c;
1096 udst[x] = mid;
1097 vdst[x] = mid;
1098 }
1099
1100 ydst += ylinesize;
1101 udst += ulinesize;
1102 vdst += vlinesize;
1103 }
1104
1105 h += h;
1106 for (; y < h; y++) {
1107 for (x = 0; x < w; x++) {
1108 int c = factor * x / w;
1109
1110 ydst[x] = mid;
1111 udst[x] = c;
1112 vdst[x] = mid;
1113 }
1114
1115 ydst += ylinesize;
1116 udst += ulinesize;
1117 vdst += vlinesize;
1118 }
1119
1120 for (; y < frame->height; y++) {
1121 for (x = 0; x < w; x++) {
1122 int c = factor * x / w;
1123
1124 ydst[x] = mid;
1125 udst[x] = mid;
1126 vdst[x] = c;
1127 }
1128
1129 ydst += ylinesize;
1130 udst += ulinesize;
1131 vdst += vlinesize;
1132 }
1133}
1134
1135static void yuvtest_fill_picture16(AVFilterContext *ctx, AVFrame *frame)
1136{
1137 int x, y, w = frame->width, h = frame->height / 3;
1138 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
1139 const int factor = 1 << desc->comp[0].depth;
1140 const int mid = 1 << (desc->comp[0].depth - 1);
1141 uint16_t *ydst = (uint16_t *)frame->data[0];
1142 uint16_t *udst = (uint16_t *)frame->data[1];
1143 uint16_t *vdst = (uint16_t *)frame->data[2];
1144 int ylinesize = frame->linesize[0] / 2;
1145 int ulinesize = frame->linesize[1] / 2;
1146 int vlinesize = frame->linesize[2] / 2;
1147
1148 for (y = 0; y < h; y++) {
1149 for (x = 0; x < w; x++) {
1150 int c = factor * x / w;
1151
1152 ydst[x] = c;
1153 udst[x] = mid;
1154 vdst[x] = mid;
1155 }
1156
1157 ydst += ylinesize;
1158 udst += ulinesize;
1159 vdst += vlinesize;
1160 }
1161
1162 h += h;
1163 for (; y < h; y++) {
1164 for (x = 0; x < w; x++) {
1165 int c = factor * x / w;
1166
1167 ydst[x] = mid;
1168 udst[x] = c;
1169 vdst[x] = mid;
1170 }
1171
1172 ydst += ylinesize;
1173 udst += ulinesize;
1174 vdst += vlinesize;
1175 }
1176
1177 for (; y < frame->height; y++) {
1178 for (x = 0; x < w; x++) {
1179 int c = factor * x / w;
1180
1181 ydst[x] = mid;
1182 udst[x] = mid;
1183 vdst[x] = c;
1184 }
1185
1186 ydst += ylinesize;
1187 udst += ulinesize;
1188 vdst += vlinesize;
1189 }
1190}
1191
1192static av_cold int yuvtest_init(AVFilterContext *ctx)
1193{
1194 TestSourceContext *test = ctx->priv;
1195
1196 test->draw_once = 1;
1197 return init(ctx);
1198}
1199
1200static int yuvtest_query_formats(AVFilterContext *ctx)
1201{
1202 static const enum AVPixelFormat pix_fmts[] = {
1203 AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
1204 AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10,
1205 AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14,
1206 AV_PIX_FMT_YUV444P16,
1207 AV_PIX_FMT_NONE
1208 };
1209
1210 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1211 if (!fmts_list)
1212 return AVERROR(ENOMEM);
1213 return ff_set_common_formats(ctx, fmts_list);
1214}
1215
1216static int yuvtest_config_props(AVFilterLink *outlink)
1217{
1218 TestSourceContext *test = outlink->src->priv;
1219 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format);
1220
1221 test->fill_picture_fn = desc->comp[0].depth > 8 ? yuvtest_fill_picture16 : yuvtest_fill_picture8;
1222 return config_props(outlink);
1223}
1224
1225static const AVFilterPad avfilter_vsrc_yuvtestsrc_outputs[] = {
1226 {
1227 .name = "default",
1228 .type = AVMEDIA_TYPE_VIDEO,
1229 .request_frame = request_frame,
1230 .config_props = yuvtest_config_props,
1231 },
1232 { NULL }
1233};
1234
1235AVFilter ff_vsrc_yuvtestsrc = {
1236 .name = "yuvtestsrc",
1237 .description = NULL_IF_CONFIG_SMALL("Generate YUV test pattern."),
1238 .priv_size = sizeof(TestSourceContext),
1239 .priv_class = &yuvtestsrc_class,
1240 .init = yuvtest_init,
1241 .uninit = uninit,
1242 .query_formats = yuvtest_query_formats,
1243 .inputs = NULL,
1244 .outputs = avfilter_vsrc_yuvtestsrc_outputs,
1245};
1246
1247#endif /* CONFIG_YUVTESTSRC_FILTER */
1248
1249#if CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
1250
1251static const uint8_t rainbow[7][4] = {
1252 { 180, 128, 128, 255 }, /* 75% white */
1253 { 162, 44, 142, 255 }, /* 75% yellow */
1254 { 131, 156, 44, 255 }, /* 75% cyan */
1255 { 112, 72, 58, 255 }, /* 75% green */
1256 { 84, 184, 198, 255 }, /* 75% magenta */
1257 { 65, 100, 212, 255 }, /* 75% red */
1258 { 35, 212, 114, 255 }, /* 75% blue */
1259};
1260
1261static const uint8_t rainbowhd[7][4] = {
1262 { 180, 128, 128, 255 }, /* 75% white */
1263 { 168, 44, 136, 255 }, /* 75% yellow */
1264 { 145, 147, 44, 255 }, /* 75% cyan */
1265 { 133, 63, 52, 255 }, /* 75% green */
1266 { 63, 193, 204, 255 }, /* 75% magenta */
1267 { 51, 109, 212, 255 }, /* 75% red */
1268 { 28, 212, 120, 255 }, /* 75% blue */
1269};
1270
1271static const uint8_t wobnair[7][4] = {
1272 { 35, 212, 114, 255 }, /* 75% blue */
1273 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1274 { 84, 184, 198, 255 }, /* 75% magenta */
1275 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1276 { 131, 156, 44, 255 }, /* 75% cyan */
1277 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1278 { 180, 128, 128, 255 }, /* 75% white */
1279};
1280
1281static const uint8_t white[4] = { 235, 128, 128, 255 };
1282
1283/* pluge pulses */
1284static const uint8_t neg4ire[4] = { 7, 128, 128, 255 };
1285static const uint8_t pos4ire[4] = { 24, 128, 128, 255 };
1286
1287/* fudged Q/-I */
1288static const uint8_t i_pixel[4] = { 57, 156, 97, 255 };
1289static const uint8_t q_pixel[4] = { 44, 171, 147, 255 };
1290
1291static const uint8_t gray40[4] = { 104, 128, 128, 255 };
1292static const uint8_t gray15[4] = { 49, 128, 128, 255 };
1293static const uint8_t cyan[4] = { 188, 154, 16, 255 };
1294static const uint8_t yellow[4] = { 219, 16, 138, 255 };
1295static const uint8_t blue[4] = { 32, 240, 118, 255 };
1296static const uint8_t red[4] = { 63, 102, 240, 255 };
1297static const uint8_t black0[4] = { 16, 128, 128, 255 };
1298static const uint8_t black2[4] = { 20, 128, 128, 255 };
1299static const uint8_t black4[4] = { 25, 128, 128, 255 };
1300static const uint8_t neg2[4] = { 12, 128, 128, 255 };
1301
1302static void draw_bar(TestSourceContext *test, const uint8_t color[4],
1303 int x, int y, int w, int h,
1304 AVFrame *frame)
1305{
1306 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
1307 uint8_t *p, *p0;
1308 int plane;
1309
1310 x = FFMIN(x, test->w - 1);
1311 y = FFMIN(y, test->h - 1);
1312 w = FFMAX(FFMIN(w, test->w - x), 0);
1313 h = FFMAX(FFMIN(h, test->h - y), 0);
1314
1315 av_assert0(x + w <= test->w);
1316 av_assert0(y + h <= test->h);
1317
1318 for (plane = 0; frame->data[plane]; plane++) {
1319 const int c = color[plane];
1320 const int linesize = frame->linesize[plane];
1321 int i, px, py, pw, ph;
1322
1323 if (plane == 1 || plane == 2) {
1324 px = x >> desc->log2_chroma_w;
1325 pw = AV_CEIL_RSHIFT(w, desc->log2_chroma_w);
1326 py = y >> desc->log2_chroma_h;
1327 ph = AV_CEIL_RSHIFT(h, desc->log2_chroma_h);
1328 } else {
1329 px = x;
1330 pw = w;
1331 py = y;
1332 ph = h;
1333 }
1334
1335 p0 = p = frame->data[plane] + py * linesize + px;
1336 memset(p, c, pw);
1337 p += linesize;
1338 for (i = 1; i < ph; i++, p += linesize)
1339 memcpy(p, p0, pw);
1340 }
1341}
1342
1343static int smptebars_query_formats(AVFilterContext *ctx)
1344{
1345 static const enum AVPixelFormat pix_fmts[] = {
1346 AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
1347 AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P,
1348 AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P,
1349 AV_PIX_FMT_NONE,
1350 };
1351
1352 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1353 if (!fmts_list)
1354 return AVERROR(ENOMEM);
1355 return ff_set_common_formats(ctx, fmts_list);
1356}
1357
1358static const AVFilterPad smptebars_outputs[] = {
1359 {
1360 .name = "default",
1361 .type = AVMEDIA_TYPE_VIDEO,
1362 .request_frame = request_frame,
1363 .config_props = config_props,
1364 },
1365 { NULL }
1366};
1367
1368#if CONFIG_SMPTEBARS_FILTER
1369
1370#define smptebars_options options
1371AVFILTER_DEFINE_CLASS(smptebars);
1372
1373static void smptebars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1374{
1375 TestSourceContext *test = ctx->priv;
1376 int r_w, r_h, w_h, p_w, p_h, i, tmp, x = 0;
1377 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1378
1379 av_frame_set_colorspace(picref, AVCOL_SPC_BT470BG);
1380
1381 r_w = FFALIGN((test->w + 6) / 7, 1 << pixdesc->log2_chroma_w);
1382 r_h = FFALIGN(test->h * 2 / 3, 1 << pixdesc->log2_chroma_h);
1383 w_h = FFALIGN(test->h * 3 / 4 - r_h, 1 << pixdesc->log2_chroma_h);
1384 p_w = FFALIGN(r_w * 5 / 4, 1 << pixdesc->log2_chroma_w);
1385 p_h = test->h - w_h - r_h;
1386
1387 for (i = 0; i < 7; i++) {
1388 draw_bar(test, rainbow[i], x, 0, r_w, r_h, picref);
1389 draw_bar(test, wobnair[i], x, r_h, r_w, w_h, picref);
1390 x += r_w;
1391 }
1392 x = 0;
1393 draw_bar(test, i_pixel, x, r_h + w_h, p_w, p_h, picref);
1394 x += p_w;
1395 draw_bar(test, white, x, r_h + w_h, p_w, p_h, picref);
1396 x += p_w;
1397 draw_bar(test, q_pixel, x, r_h + w_h, p_w, p_h, picref);
1398 x += p_w;
1399 tmp = FFALIGN(5 * r_w - x, 1 << pixdesc->log2_chroma_w);
1400 draw_bar(test, black0, x, r_h + w_h, tmp, p_h, picref);
1401 x += tmp;
1402 tmp = FFALIGN(r_w / 3, 1 << pixdesc->log2_chroma_w);
1403 draw_bar(test, neg4ire, x, r_h + w_h, tmp, p_h, picref);
1404 x += tmp;
1405 draw_bar(test, black0, x, r_h + w_h, tmp, p_h, picref);
1406 x += tmp;
1407 draw_bar(test, pos4ire, x, r_h + w_h, tmp, p_h, picref);
1408 x += tmp;
1409 draw_bar(test, black0, x, r_h + w_h, test->w - x, p_h, picref);
1410}
1411
1412static av_cold int smptebars_init(AVFilterContext *ctx)
1413{
1414 TestSourceContext *test = ctx->priv;
1415
1416 test->fill_picture_fn = smptebars_fill_picture;
1417 test->draw_once = 1;
1418 return init(ctx);
1419}
1420
1421AVFilter ff_vsrc_smptebars = {
1422 .name = "smptebars",
1423 .description = NULL_IF_CONFIG_SMALL("Generate SMPTE color bars."),
1424 .priv_size = sizeof(TestSourceContext),
1425 .priv_class = &smptebars_class,
1426 .init = smptebars_init,
1427 .uninit = uninit,
1428 .query_formats = smptebars_query_formats,
1429 .inputs = NULL,
1430 .outputs = smptebars_outputs,
1431};
1432
1433#endif /* CONFIG_SMPTEBARS_FILTER */
1434
1435#if CONFIG_SMPTEHDBARS_FILTER
1436
1437#define smptehdbars_options options
1438AVFILTER_DEFINE_CLASS(smptehdbars);
1439
1440static void smptehdbars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1441{
1442 TestSourceContext *test = ctx->priv;
1443 int d_w, r_w, r_h, l_w, i, tmp, x = 0, y = 0;
1444 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1445
1446 av_frame_set_colorspace(picref, AVCOL_SPC_BT709);
1447
1448 d_w = FFALIGN(test->w / 8, 1 << pixdesc->log2_chroma_w);
1449 r_h = FFALIGN(test->h * 7 / 12, 1 << pixdesc->log2_chroma_h);
1450 draw_bar(test, gray40, x, 0, d_w, r_h, picref);
1451 x += d_w;
1452
1453 r_w = FFALIGN((((test->w + 3) / 4) * 3) / 7, 1 << pixdesc->log2_chroma_w);
1454 for (i = 0; i < 7; i++) {
1455 draw_bar(test, rainbowhd[i], x, 0, r_w, r_h, picref);
1456 x += r_w;
1457 }
1458 draw_bar(test, gray40, x, 0, test->w - x, r_h, picref);
1459 y = r_h;
1460 r_h = FFALIGN(test->h / 12, 1 << pixdesc->log2_chroma_h);
1461 draw_bar(test, cyan, 0, y, d_w, r_h, picref);
1462 x = d_w;
1463 draw_bar(test, i_pixel, x, y, r_w, r_h, picref);
1464 x += r_w;
1465 tmp = r_w * 6;
1466 draw_bar(test, rainbowhd[0], x, y, tmp, r_h, picref);
1467 x += tmp;
1468 l_w = x;
1469 draw_bar(test, blue, x, y, test->w - x, r_h, picref);
1470 y += r_h;
1471 draw_bar(test, yellow, 0, y, d_w, r_h, picref);
1472 x = d_w;
1473 draw_bar(test, q_pixel, x, y, r_w, r_h, picref);
1474 x += r_w;
1475
1476 for (i = 0; i < tmp; i += 1 << pixdesc->log2_chroma_w) {
1477 uint8_t yramp[4] = {0};
1478
1479 yramp[0] = i * 255 / tmp;
1480 yramp[1] = 128;
1481 yramp[2] = 128;
1482 yramp[3] = 255;
1483
1484 draw_bar(test, yramp, x, y, 1 << pixdesc->log2_chroma_w, r_h, picref);
1485 x += 1 << pixdesc->log2_chroma_w;
1486 }
1487 draw_bar(test, red, x, y, test->w - x, r_h, picref);
1488 y += r_h;
1489 draw_bar(test, gray15, 0, y, d_w, test->h - y, picref);
1490 x = d_w;
1491 tmp = FFALIGN(r_w * 3 / 2, 1 << pixdesc->log2_chroma_w);
1492 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1493 x += tmp;
1494 tmp = FFALIGN(r_w * 2, 1 << pixdesc->log2_chroma_w);
1495 draw_bar(test, white, x, y, tmp, test->h - y, picref);
1496 x += tmp;
1497 tmp = FFALIGN(r_w * 5 / 6, 1 << pixdesc->log2_chroma_w);
1498 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1499 x += tmp;
1500 tmp = FFALIGN(r_w / 3, 1 << pixdesc->log2_chroma_w);
1501 draw_bar(test, neg2, x, y, tmp, test->h - y, picref);
1502 x += tmp;
1503 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1504 x += tmp;
1505 draw_bar(test, black2, x, y, tmp, test->h - y, picref);
1506 x += tmp;
1507 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1508 x += tmp;
1509 draw_bar(test, black4, x, y, tmp, test->h - y, picref);
1510 x += tmp;
1511 r_w = l_w - x;
1512 draw_bar(test, black0, x, y, r_w, test->h - y, picref);
1513 x += r_w;
1514 draw_bar(test, gray15, x, y, test->w - x, test->h - y, picref);
1515}
1516
1517static av_cold int smptehdbars_init(AVFilterContext *ctx)
1518{
1519 TestSourceContext *test = ctx->priv;
1520
1521 test->fill_picture_fn = smptehdbars_fill_picture;
1522 test->draw_once = 1;
1523 return init(ctx);
1524}
1525
1526AVFilter ff_vsrc_smptehdbars = {
1527 .name = "smptehdbars",
1528 .description = NULL_IF_CONFIG_SMALL("Generate SMPTE HD color bars."),
1529 .priv_size = sizeof(TestSourceContext),
1530 .priv_class = &smptehdbars_class,
1531 .init = smptehdbars_init,
1532 .uninit = uninit,
1533 .query_formats = smptebars_query_formats,
1534 .inputs = NULL,
1535 .outputs = smptebars_outputs,
1536};
1537
1538#endif /* CONFIG_SMPTEHDBARS_FILTER */
1539#endif /* CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER */
1540
1541#if CONFIG_ALLYUV_FILTER
1542
1543static const AVOption allyuv_options[] = {
1544 COMMON_OPTIONS_NOSIZE
1545 { NULL }
1546};
1547
1548AVFILTER_DEFINE_CLASS(allyuv);
1549
1550static void allyuv_fill_picture(AVFilterContext *ctx, AVFrame *frame)
1551{
1552 const int ys = frame->linesize[0];
1553 const int us = frame->linesize[1];
1554 const int vs = frame->linesize[2];
1555 int x, y, j;
1556
1557 for (y = 0; y < 4096; y++) {
1558 for (x = 0; x < 2048; x++) {
1559 frame->data[0][y * ys + x] = ((x / 8) % 256);
1560 frame->data[0][y * ys + 4095 - x] = ((x / 8) % 256);
1561 }
1562
1563 for (x = 0; x < 2048; x+=8) {
1564 for (j = 0; j < 8; j++) {
1565 frame->data[1][vs * y + x + j] = (y%16 + (j % 8) * 16);
1566 frame->data[1][vs * y + 4095 - x - j] = (128 + y%16 + (j % 8) * 16);
1567 }
1568 }
1569
1570 for (x = 0; x < 4096; x++)
1571 frame->data[2][y * us + x] = 256 * y / 4096;
1572 }
1573}
1574
1575static av_cold int allyuv_init(AVFilterContext *ctx)
1576{
1577 TestSourceContext *test = ctx->priv;
1578
1579 test->w = test->h = 4096;
1580 test->draw_once = 1;
1581 test->fill_picture_fn = allyuv_fill_picture;
1582 return init(ctx);
1583}
1584
1585static int allyuv_query_formats(AVFilterContext *ctx)
1586{
1587 static const enum AVPixelFormat pix_fmts[] = {
1588 AV_PIX_FMT_YUV444P, AV_PIX_FMT_GBRP,
1589 AV_PIX_FMT_NONE
1590 };
1591
1592 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1593 if (!fmts_list)
1594 return AVERROR(ENOMEM);
1595 return ff_set_common_formats(ctx, fmts_list);
1596}
1597
1598static const AVFilterPad avfilter_vsrc_allyuv_outputs[] = {
1599 {
1600 .name = "default",
1601 .type = AVMEDIA_TYPE_VIDEO,
1602 .request_frame = request_frame,
1603 .config_props = config_props,
1604 },
1605 { NULL }
1606};
1607
1608AVFilter ff_vsrc_allyuv = {
1609 .name = "allyuv",
1610 .description = NULL_IF_CONFIG_SMALL("Generate all yuv colors."),
1611 .priv_size = sizeof(TestSourceContext),
1612 .priv_class = &allyuv_class,
1613 .init = allyuv_init,
1614 .uninit = uninit,
1615 .query_formats = allyuv_query_formats,
1616 .inputs = NULL,
1617 .outputs = avfilter_vsrc_allyuv_outputs,
1618};
1619
1620#endif /* CONFIG_ALLYUV_FILTER */
1621
1622#if CONFIG_ALLRGB_FILTER
1623
1624static const AVOption allrgb_options[] = {
1625 COMMON_OPTIONS_NOSIZE
1626 { NULL }
1627};
1628
1629AVFILTER_DEFINE_CLASS(allrgb);
1630
1631static void allrgb_fill_picture(AVFilterContext *ctx, AVFrame *frame)
1632{
1633 unsigned x, y;
1634 const int linesize = frame->linesize[0];
1635 uint8_t *line = frame->data[0];
1636
1637 for (y = 0; y < 4096; y++) {
1638 uint8_t *dst = line;
1639
1640 for (x = 0; x < 4096; x++) {
1641 *dst++ = x;
1642 *dst++ = y;
1643 *dst++ = (x >> 8) | ((y >> 8) << 4);
1644 }
1645 line += linesize;
1646 }
1647}
1648
1649static av_cold int allrgb_init(AVFilterContext *ctx)
1650{
1651 TestSourceContext *test = ctx->priv;
1652
1653 test->w = test->h = 4096;
1654 test->draw_once = 1;
1655 test->fill_picture_fn = allrgb_fill_picture;
1656 return init(ctx);
1657}
1658
1659static int allrgb_config_props(AVFilterLink *outlink)
1660{
1661 TestSourceContext *test = outlink->src->priv;
1662
1663 ff_fill_rgba_map(test->rgba_map, outlink->format);
1664 return config_props(outlink);
1665}
1666
1667static int allrgb_query_formats(AVFilterContext *ctx)
1668{
1669 static const enum AVPixelFormat pix_fmts[] = {
1670 AV_PIX_FMT_RGB24, AV_PIX_FMT_NONE
1671 };
1672
1673 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1674 if (!fmts_list)
1675 return AVERROR(ENOMEM);
1676 return ff_set_common_formats(ctx, fmts_list);
1677}
1678
1679static const AVFilterPad avfilter_vsrc_allrgb_outputs[] = {
1680 {
1681 .name = "default",
1682 .type = AVMEDIA_TYPE_VIDEO,
1683 .request_frame = request_frame,
1684 .config_props = allrgb_config_props,
1685 },
1686 { NULL }
1687};
1688
1689AVFilter ff_vsrc_allrgb = {
1690 .name = "allrgb",
1691 .description = NULL_IF_CONFIG_SMALL("Generate all RGB colors."),
1692 .priv_size = sizeof(TestSourceContext),
1693 .priv_class = &allrgb_class,
1694 .init = allrgb_init,
1695 .uninit = uninit,
1696 .query_formats = allrgb_query_formats,
1697 .inputs = NULL,
1698 .outputs = avfilter_vsrc_allrgb_outputs,
1699};
1700
1701#endif /* CONFIG_ALLRGB_FILTER */
1702
generated by cgit at 2024-05-17 06:10:49 (GMT)