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
52 typedef 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 testsrc2 */
70 int alpha;
71
72 /* only used by color */
73 FFDrawContext draw;
74 FFDrawColor color;
75 uint8_t color_rgba[4];
76
77 /* only used by rgbtest */
78 uint8_t rgba_map[4];
79
80 /* only used by haldclut */
81 int level;
82 } TestSourceContext;
83
84 #define OFFSET(x) offsetof(TestSourceContext, x)
85 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
86 #define FLAGSR AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
87
88 #define SIZE_OPTIONS \
89 { "size", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "320x240"}, 0, 0, FLAGS },\
90 { "s", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "320x240"}, 0, 0, FLAGS },\
91
92 #define COMMON_OPTIONS_NOSIZE \
93 { "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },\
94 { "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },\
95 { "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },\
96 { "d", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },\
97 { "sar", "set video sample aspect ratio", OFFSET(sar), AV_OPT_TYPE_RATIONAL, {.dbl= 1}, 0, INT_MAX, FLAGS },
98
99 #define COMMON_OPTIONS SIZE_OPTIONS COMMON_OPTIONS_NOSIZE
100
101 static const AVOption options[] = {
102 COMMON_OPTIONS
103 { NULL }
104 };
105
init(AVFilterContext * ctx)106 static av_cold int init(AVFilterContext *ctx)
107 {
108 TestSourceContext *test = ctx->priv;
109
110 test->time_base = av_inv_q(test->frame_rate);
111 test->nb_frame = 0;
112 test->pts = 0;
113
114 av_log(ctx, AV_LOG_VERBOSE, "size:%dx%d rate:%d/%d duration:%f sar:%d/%d\n",
115 test->w, test->h, test->frame_rate.num, test->frame_rate.den,
116 test->duration < 0 ? -1 : (double)test->duration/1000000,
117 test->sar.num, test->sar.den);
118 return 0;
119 }
120
uninit(AVFilterContext * ctx)121 static av_cold void uninit(AVFilterContext *ctx)
122 {
123 TestSourceContext *test = ctx->priv;
124
125 av_frame_free(&test->picref);
126 }
127
config_props(AVFilterLink * outlink)128 static int config_props(AVFilterLink *outlink)
129 {
130 TestSourceContext *test = outlink->src->priv;
131
132 outlink->w = test->w;
133 outlink->h = test->h;
134 outlink->sample_aspect_ratio = test->sar;
135 outlink->frame_rate = test->frame_rate;
136 outlink->time_base = test->time_base;
137
138 return 0;
139 }
140
request_frame(AVFilterLink * outlink)141 static int request_frame(AVFilterLink *outlink)
142 {
143 TestSourceContext *test = outlink->src->priv;
144 AVFrame *frame;
145
146 if (test->duration >= 0 &&
147 av_rescale_q(test->pts, test->time_base, AV_TIME_BASE_Q) >= test->duration)
148 return AVERROR_EOF;
149
150 if (test->draw_once) {
151 if (test->draw_once_reset) {
152 av_frame_free(&test->picref);
153 test->draw_once_reset = 0;
154 }
155 if (!test->picref) {
156 test->picref =
157 ff_get_video_buffer(outlink, test->w, test->h);
158 if (!test->picref)
159 return AVERROR(ENOMEM);
160 test->fill_picture_fn(outlink->src, test->picref);
161 }
162 frame = av_frame_clone(test->picref);
163 } else
164 frame = ff_get_video_buffer(outlink, test->w, test->h);
165
166 if (!frame)
167 return AVERROR(ENOMEM);
168 frame->pts = test->pts;
169 frame->key_frame = 1;
170 frame->interlaced_frame = 0;
171 frame->pict_type = AV_PICTURE_TYPE_I;
172 frame->sample_aspect_ratio = test->sar;
173 if (!test->draw_once)
174 test->fill_picture_fn(outlink->src, frame);
175
176 test->pts++;
177 test->nb_frame++;
178
179 return ff_filter_frame(outlink, frame);
180 }
181
182 #if CONFIG_COLOR_FILTER
183
184 static const AVOption color_options[] = {
185 { "color", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, 0, 0, FLAGSR },
186 { "c", "set color", OFFSET(color_rgba), AV_OPT_TYPE_COLOR, {.str = "black"}, 0, 0, FLAGSR },
187 COMMON_OPTIONS
188 { NULL }
189 };
190
191 AVFILTER_DEFINE_CLASS(color);
192
color_fill_picture(AVFilterContext * ctx,AVFrame * picref)193 static void color_fill_picture(AVFilterContext *ctx, AVFrame *picref)
194 {
195 TestSourceContext *test = ctx->priv;
196 ff_fill_rectangle(&test->draw, &test->color,
197 picref->data, picref->linesize,
198 0, 0, test->w, test->h);
199 }
200
color_init(AVFilterContext * ctx)201 static av_cold int color_init(AVFilterContext *ctx)
202 {
203 TestSourceContext *test = ctx->priv;
204 test->fill_picture_fn = color_fill_picture;
205 test->draw_once = 1;
206 return init(ctx);
207 }
208
color_query_formats(AVFilterContext * ctx)209 static int color_query_formats(AVFilterContext *ctx)
210 {
211 return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
212 }
213
color_config_props(AVFilterLink * inlink)214 static int color_config_props(AVFilterLink *inlink)
215 {
216 AVFilterContext *ctx = inlink->src;
217 TestSourceContext *test = ctx->priv;
218 int ret;
219
220 ff_draw_init(&test->draw, inlink->format, 0);
221 ff_draw_color(&test->draw, &test->color, test->color_rgba);
222
223 test->w = ff_draw_round_to_sub(&test->draw, 0, -1, test->w);
224 test->h = ff_draw_round_to_sub(&test->draw, 1, -1, test->h);
225 if (av_image_check_size(test->w, test->h, 0, ctx) < 0)
226 return AVERROR(EINVAL);
227
228 if ((ret = config_props(inlink)) < 0)
229 return ret;
230
231 return 0;
232 }
233
color_process_command(AVFilterContext * ctx,const char * cmd,const char * args,char * res,int res_len,int flags)234 static int color_process_command(AVFilterContext *ctx, const char *cmd, const char *args,
235 char *res, int res_len, int flags)
236 {
237 TestSourceContext *test = ctx->priv;
238 int ret;
239
240 ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
241 if (ret < 0)
242 return ret;
243
244 ff_draw_color(&test->draw, &test->color, test->color_rgba);
245 test->draw_once_reset = 1;
246 return 0;
247 }
248
249 static const AVFilterPad color_outputs[] = {
250 {
251 .name = "default",
252 .type = AVMEDIA_TYPE_VIDEO,
253 .request_frame = request_frame,
254 .config_props = color_config_props,
255 },
256 { NULL }
257 };
258
259 AVFilter ff_vsrc_color = {
260 .name = "color",
261 .description = NULL_IF_CONFIG_SMALL("Provide an uniformly colored input."),
262 .priv_class = &color_class,
263 .priv_size = sizeof(TestSourceContext),
264 .init = color_init,
265 .uninit = uninit,
266 .query_formats = color_query_formats,
267 .inputs = NULL,
268 .outputs = color_outputs,
269 .process_command = color_process_command,
270 };
271
272 #endif /* CONFIG_COLOR_FILTER */
273
274 #if CONFIG_HALDCLUTSRC_FILTER
275
276 static const AVOption haldclutsrc_options[] = {
277 { "level", "set level", OFFSET(level), AV_OPT_TYPE_INT, {.i64 = 6}, 2, 16, FLAGS },
278 COMMON_OPTIONS_NOSIZE
279 { NULL }
280 };
281
282 AVFILTER_DEFINE_CLASS(haldclutsrc);
283
haldclutsrc_fill_picture(AVFilterContext * ctx,AVFrame * frame)284 static void haldclutsrc_fill_picture(AVFilterContext *ctx, AVFrame *frame)
285 {
286 int i, j, k, x = 0, y = 0, is16bit = 0, step;
287 uint32_t alpha = 0;
288 const TestSourceContext *hc = ctx->priv;
289 int level = hc->level;
290 float scale;
291 const int w = frame->width;
292 const int h = frame->height;
293 const uint8_t *data = frame->data[0];
294 const int linesize = frame->linesize[0];
295 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
296 uint8_t rgba_map[4];
297
298 av_assert0(w == h && w == level*level*level);
299
300 ff_fill_rgba_map(rgba_map, frame->format);
301
302 switch (frame->format) {
303 case AV_PIX_FMT_RGB48:
304 case AV_PIX_FMT_BGR48:
305 case AV_PIX_FMT_RGBA64:
306 case AV_PIX_FMT_BGRA64:
307 is16bit = 1;
308 alpha = 0xffff;
309 break;
310 case AV_PIX_FMT_RGBA:
311 case AV_PIX_FMT_BGRA:
312 case AV_PIX_FMT_ARGB:
313 case AV_PIX_FMT_ABGR:
314 alpha = 0xff;
315 break;
316 }
317
318 step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit);
319 scale = ((float)(1 << (8*(is16bit+1))) - 1) / (level*level - 1);
320
321 #define LOAD_CLUT(nbits) do { \
322 uint##nbits##_t *dst = ((uint##nbits##_t *)(data + y*linesize)) + x*step; \
323 dst[rgba_map[0]] = av_clip_uint##nbits(i * scale); \
324 dst[rgba_map[1]] = av_clip_uint##nbits(j * scale); \
325 dst[rgba_map[2]] = av_clip_uint##nbits(k * scale); \
326 if (step == 4) \
327 dst[rgba_map[3]] = alpha; \
328 } while (0)
329
330 level *= level;
331 for (k = 0; k < level; k++) {
332 for (j = 0; j < level; j++) {
333 for (i = 0; i < level; i++) {
334 if (!is16bit)
335 LOAD_CLUT(8);
336 else
337 LOAD_CLUT(16);
338 if (++x == w) {
339 x = 0;
340 y++;
341 }
342 }
343 }
344 }
345 }
346
haldclutsrc_init(AVFilterContext * ctx)347 static av_cold int haldclutsrc_init(AVFilterContext *ctx)
348 {
349 TestSourceContext *hc = ctx->priv;
350 hc->fill_picture_fn = haldclutsrc_fill_picture;
351 hc->draw_once = 1;
352 return init(ctx);
353 }
354
haldclutsrc_query_formats(AVFilterContext * ctx)355 static int haldclutsrc_query_formats(AVFilterContext *ctx)
356 {
357 static const enum AVPixelFormat pix_fmts[] = {
358 AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24,
359 AV_PIX_FMT_RGBA, AV_PIX_FMT_BGRA,
360 AV_PIX_FMT_ARGB, AV_PIX_FMT_ABGR,
361 AV_PIX_FMT_0RGB, AV_PIX_FMT_0BGR,
362 AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0,
363 AV_PIX_FMT_RGB48, AV_PIX_FMT_BGR48,
364 AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,
365 AV_PIX_FMT_NONE,
366 };
367
368 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
369 if (!fmts_list)
370 return AVERROR(ENOMEM);
371 return ff_set_common_formats(ctx, fmts_list);
372 }
373
haldclutsrc_config_props(AVFilterLink * outlink)374 static int haldclutsrc_config_props(AVFilterLink *outlink)
375 {
376 AVFilterContext *ctx = outlink->src;
377 TestSourceContext *hc = ctx->priv;
378
379 hc->w = hc->h = hc->level * hc->level * hc->level;
380 return config_props(outlink);
381 }
382
383 static const AVFilterPad haldclutsrc_outputs[] = {
384 {
385 .name = "default",
386 .type = AVMEDIA_TYPE_VIDEO,
387 .request_frame = request_frame,
388 .config_props = haldclutsrc_config_props,
389 },
390 { NULL }
391 };
392
393 AVFilter ff_vsrc_haldclutsrc = {
394 .name = "haldclutsrc",
395 .description = NULL_IF_CONFIG_SMALL("Provide an identity Hald CLUT."),
396 .priv_class = &haldclutsrc_class,
397 .priv_size = sizeof(TestSourceContext),
398 .init = haldclutsrc_init,
399 .uninit = uninit,
400 .query_formats = haldclutsrc_query_formats,
401 .inputs = NULL,
402 .outputs = haldclutsrc_outputs,
403 };
404 #endif /* CONFIG_HALDCLUTSRC_FILTER */
405
406 #if CONFIG_NULLSRC_FILTER
407
408 #define nullsrc_options options
409 AVFILTER_DEFINE_CLASS(nullsrc);
410
nullsrc_fill_picture(AVFilterContext * ctx,AVFrame * picref)411 static void nullsrc_fill_picture(AVFilterContext *ctx, AVFrame *picref) { }
412
nullsrc_init(AVFilterContext * ctx)413 static av_cold int nullsrc_init(AVFilterContext *ctx)
414 {
415 TestSourceContext *test = ctx->priv;
416
417 test->fill_picture_fn = nullsrc_fill_picture;
418 return init(ctx);
419 }
420
421 static const AVFilterPad nullsrc_outputs[] = {
422 {
423 .name = "default",
424 .type = AVMEDIA_TYPE_VIDEO,
425 .request_frame = request_frame,
426 .config_props = config_props,
427 },
428 { NULL },
429 };
430
431 AVFilter ff_vsrc_nullsrc = {
432 .name = "nullsrc",
433 .description = NULL_IF_CONFIG_SMALL("Null video source, return unprocessed video frames."),
434 .init = nullsrc_init,
435 .uninit = uninit,
436 .priv_size = sizeof(TestSourceContext),
437 .priv_class = &nullsrc_class,
438 .inputs = NULL,
439 .outputs = nullsrc_outputs,
440 };
441
442 #endif /* CONFIG_NULLSRC_FILTER */
443
444 #if CONFIG_TESTSRC_FILTER
445
446 static const AVOption testsrc_options[] = {
447 COMMON_OPTIONS
448 { "decimals", "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.i64=0}, 0, 17, FLAGS },
449 { "n", "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.i64=0}, 0, 17, FLAGS },
450 { NULL }
451 };
452
453 AVFILTER_DEFINE_CLASS(testsrc);
454
455 /**
456 * Fill a rectangle with value val.
457 *
458 * @param val the RGB value to set
459 * @param dst pointer to the destination buffer to fill
460 * @param dst_linesize linesize of destination
461 * @param segment_width width of the segment
462 * @param x horizontal coordinate where to draw the rectangle in the destination buffer
463 * @param y horizontal coordinate where to draw the rectangle in the destination buffer
464 * @param w width of the rectangle to draw, expressed as a number of segment_width units
465 * @param h height of the rectangle to draw, expressed as a number of segment_width units
466 */
draw_rectangle(unsigned val,uint8_t * dst,int dst_linesize,int segment_width,int x,int y,int w,int h)467 static void draw_rectangle(unsigned val, uint8_t *dst, int dst_linesize, int segment_width,
468 int x, int y, int w, int h)
469 {
470 int i;
471 int step = 3;
472
473 dst += segment_width * (step * x + y * dst_linesize);
474 w *= segment_width * step;
475 h *= segment_width;
476 for (i = 0; i < h; i++) {
477 memset(dst, val, w);
478 dst += dst_linesize;
479 }
480 }
481
draw_digit(int digit,uint8_t * dst,int dst_linesize,int segment_width)482 static void draw_digit(int digit, uint8_t *dst, int dst_linesize,
483 int segment_width)
484 {
485 #define TOP_HBAR 1
486 #define MID_HBAR 2
487 #define BOT_HBAR 4
488 #define LEFT_TOP_VBAR 8
489 #define LEFT_BOT_VBAR 16
490 #define RIGHT_TOP_VBAR 32
491 #define RIGHT_BOT_VBAR 64
492 struct segments {
493 int x, y, w, h;
494 } segments[] = {
495 { 1, 0, 5, 1 }, /* TOP_HBAR */
496 { 1, 6, 5, 1 }, /* MID_HBAR */
497 { 1, 12, 5, 1 }, /* BOT_HBAR */
498 { 0, 1, 1, 5 }, /* LEFT_TOP_VBAR */
499 { 0, 7, 1, 5 }, /* LEFT_BOT_VBAR */
500 { 6, 1, 1, 5 }, /* RIGHT_TOP_VBAR */
501 { 6, 7, 1, 5 } /* RIGHT_BOT_VBAR */
502 };
503 static const unsigned char masks[10] = {
504 /* 0 */ TOP_HBAR |BOT_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
505 /* 1 */ RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
506 /* 2 */ TOP_HBAR|MID_HBAR|BOT_HBAR|LEFT_BOT_VBAR |RIGHT_TOP_VBAR,
507 /* 3 */ TOP_HBAR|MID_HBAR|BOT_HBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
508 /* 4 */ MID_HBAR |LEFT_TOP_VBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
509 /* 5 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR |RIGHT_BOT_VBAR,
510 /* 6 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR |RIGHT_BOT_VBAR,
511 /* 7 */ TOP_HBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
512 /* 8 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
513 /* 9 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR |RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,
514 };
515 unsigned mask = masks[digit];
516 int i;
517
518 draw_rectangle(0, dst, dst_linesize, segment_width, 0, 0, 8, 13);
519 for (i = 0; i < FF_ARRAY_ELEMS(segments); i++)
520 if (mask & (1<<i))
521 draw_rectangle(255, dst, dst_linesize, segment_width,
522 segments[i].x, segments[i].y, segments[i].w, segments[i].h);
523 }
524
525 #define GRADIENT_SIZE (6 * 256)
526
test_fill_picture(AVFilterContext * ctx,AVFrame * frame)527 static void test_fill_picture(AVFilterContext *ctx, AVFrame *frame)
528 {
529 TestSourceContext *test = ctx->priv;
530 uint8_t *p, *p0;
531 int x, y;
532 int color, color_rest;
533 int icolor;
534 int radius;
535 int quad0, quad;
536 int dquad_x, dquad_y;
537 int grad, dgrad, rgrad, drgrad;
538 int seg_size;
539 int second;
540 int i;
541 uint8_t *data = frame->data[0];
542 int width = frame->width;
543 int height = frame->height;
544
545 /* draw colored bars and circle */
546 radius = (width + height) / 4;
547 quad0 = width * width / 4 + height * height / 4 - radius * radius;
548 dquad_y = 1 - height;
549 p0 = data;
550 for (y = 0; y < height; y++) {
551 p = p0;
552 color = 0;
553 color_rest = 0;
554 quad = quad0;
555 dquad_x = 1 - width;
556 for (x = 0; x < width; x++) {
557 icolor = color;
558 if (quad < 0)
559 icolor ^= 7;
560 quad += dquad_x;
561 dquad_x += 2;
562 *(p++) = icolor & 1 ? 255 : 0;
563 *(p++) = icolor & 2 ? 255 : 0;
564 *(p++) = icolor & 4 ? 255 : 0;
565 color_rest += 8;
566 if (color_rest >= width) {
567 color_rest -= width;
568 color++;
569 }
570 }
571 quad0 += dquad_y;
572 dquad_y += 2;
573 p0 += frame->linesize[0];
574 }
575
576 /* draw sliding color line */
577 p0 = p = data + frame->linesize[0] * (height * 3/4);
578 grad = (256 * test->nb_frame * test->time_base.num / test->time_base.den) %
579 GRADIENT_SIZE;
580 rgrad = 0;
581 dgrad = GRADIENT_SIZE / width;
582 drgrad = GRADIENT_SIZE % width;
583 for (x = 0; x < width; x++) {
584 *(p++) =
585 grad < 256 || grad >= 5 * 256 ? 255 :
586 grad >= 2 * 256 && grad < 4 * 256 ? 0 :
587 grad < 2 * 256 ? 2 * 256 - 1 - grad : grad - 4 * 256;
588 *(p++) =
589 grad >= 4 * 256 ? 0 :
590 grad >= 1 * 256 && grad < 3 * 256 ? 255 :
591 grad < 1 * 256 ? grad : 4 * 256 - 1 - grad;
592 *(p++) =
593 grad < 2 * 256 ? 0 :
594 grad >= 3 * 256 && grad < 5 * 256 ? 255 :
595 grad < 3 * 256 ? grad - 2 * 256 : 6 * 256 - 1 - grad;
596 grad += dgrad;
597 rgrad += drgrad;
598 if (rgrad >= GRADIENT_SIZE) {
599 grad++;
600 rgrad -= GRADIENT_SIZE;
601 }
602 if (grad >= GRADIENT_SIZE)
603 grad -= GRADIENT_SIZE;
604 }
605 p = p0;
606 for (y = height / 8; y > 0; y--) {
607 memcpy(p+frame->linesize[0], p, 3 * width);
608 p += frame->linesize[0];
609 }
610
611 /* draw digits */
612 seg_size = width / 80;
613 if (seg_size >= 1 && height >= 13 * seg_size) {
614 int64_t p10decimals = 1;
615 double time = av_q2d(test->time_base) * test->nb_frame *
616 ff_exp10(test->nb_decimals);
617 if (time >= INT_MAX)
618 return;
619
620 for (x = 0; x < test->nb_decimals; x++)
621 p10decimals *= 10;
622
623 second = av_rescale_rnd(test->nb_frame * test->time_base.num, p10decimals, test->time_base.den, AV_ROUND_ZERO);
624 x = width - (width - seg_size * 64) / 2;
625 y = (height - seg_size * 13) / 2;
626 p = data + (x*3 + y * frame->linesize[0]);
627 for (i = 0; i < 8; i++) {
628 p -= 3 * 8 * seg_size;
629 draw_digit(second % 10, p, frame->linesize[0], seg_size);
630 second /= 10;
631 if (second == 0)
632 break;
633 }
634 }
635 }
636
test_init(AVFilterContext * ctx)637 static av_cold int test_init(AVFilterContext *ctx)
638 {
639 TestSourceContext *test = ctx->priv;
640
641 test->fill_picture_fn = test_fill_picture;
642 return init(ctx);
643 }
644
test_query_formats(AVFilterContext * ctx)645 static int test_query_formats(AVFilterContext *ctx)
646 {
647 static const enum AVPixelFormat pix_fmts[] = {
648 AV_PIX_FMT_RGB24, AV_PIX_FMT_NONE
649 };
650
651 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
652 if (!fmts_list)
653 return AVERROR(ENOMEM);
654 return ff_set_common_formats(ctx, fmts_list);
655 }
656
657 static const AVFilterPad avfilter_vsrc_testsrc_outputs[] = {
658 {
659 .name = "default",
660 .type = AVMEDIA_TYPE_VIDEO,
661 .request_frame = request_frame,
662 .config_props = config_props,
663 },
664 { NULL }
665 };
666
667 AVFilter ff_vsrc_testsrc = {
668 .name = "testsrc",
669 .description = NULL_IF_CONFIG_SMALL("Generate test pattern."),
670 .priv_size = sizeof(TestSourceContext),
671 .priv_class = &testsrc_class,
672 .init = test_init,
673 .uninit = uninit,
674 .query_formats = test_query_formats,
675 .inputs = NULL,
676 .outputs = avfilter_vsrc_testsrc_outputs,
677 };
678
679 #endif /* CONFIG_TESTSRC_FILTER */
680
681 #if CONFIG_TESTSRC2_FILTER
682
683 static const AVOption testsrc2_options[] = {
684 COMMON_OPTIONS
685 { "alpha", "set global alpha (opacity)", OFFSET(alpha), AV_OPT_TYPE_INT, {.i64 = 255}, 0, 255, FLAGS },
686 { NULL }
687 };
688
689 AVFILTER_DEFINE_CLASS(testsrc2);
690
set_color(TestSourceContext * s,FFDrawColor * color,uint32_t argb)691 static void set_color(TestSourceContext *s, FFDrawColor *color, uint32_t argb)
692 {
693 uint8_t rgba[4] = { (argb >> 16) & 0xFF,
694 (argb >> 8) & 0xFF,
695 (argb >> 0) & 0xFF,
696 (argb >> 24) & 0xFF, };
697 ff_draw_color(&s->draw, color, rgba);
698 }
699
color_gradient(unsigned index)700 static uint32_t color_gradient(unsigned index)
701 {
702 unsigned si = index & 0xFF, sd = 0xFF - si;
703 switch (index >> 8) {
704 case 0: return 0xFF0000 + (si << 8);
705 case 1: return 0x00FF00 + (sd << 16);
706 case 2: return 0x00FF00 + (si << 0);
707 case 3: return 0x0000FF + (sd << 8);
708 case 4: return 0x0000FF + (si << 16);
709 case 5: return 0xFF0000 + (sd << 0);
710 }
711 av_assert0(0);
712 }
713
draw_text(TestSourceContext * s,AVFrame * frame,FFDrawColor * color,int x0,int y0,const uint8_t * text)714 static void draw_text(TestSourceContext *s, AVFrame *frame, FFDrawColor *color,
715 int x0, int y0, const uint8_t *text)
716 {
717 int x = x0;
718
719 for (; *text; text++) {
720 if (*text == '\n') {
721 x = x0;
722 y0 += 16;
723 continue;
724 }
725 ff_blend_mask(&s->draw, color, frame->data, frame->linesize,
726 frame->width, frame->height,
727 avpriv_vga16_font + *text * 16, 1, 8, 16, 0, 0, x, y0);
728 x += 8;
729 }
730 }
731
test2_fill_picture(AVFilterContext * ctx,AVFrame * frame)732 static void test2_fill_picture(AVFilterContext *ctx, AVFrame *frame)
733 {
734 TestSourceContext *s = ctx->priv;
735 FFDrawColor color;
736 unsigned alpha = (uint32_t)s->alpha << 24;
737
738 /* colored background */
739 {
740 unsigned i, x = 0, x2;
741
742 x = 0;
743 for (i = 1; i < 7; i++) {
744 x2 = av_rescale(i, s->w, 6);
745 x2 = ff_draw_round_to_sub(&s->draw, 0, 0, x2);
746 set_color(s, &color, ((i & 1) ? 0xFF0000 : 0) |
747 ((i & 2) ? 0x00FF00 : 0) |
748 ((i & 4) ? 0x0000FF : 0) |
749 alpha);
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) | alpha);
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))) | alpha);
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 + 15 < ymax; y += 16) {
855 for (x = xmin; x + 15 < xmax; 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 }
test2_init(AVFilterContext * ctx)904 static 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
test2_query_formats(AVFilterContext * ctx)912 static int test2_query_formats(AVFilterContext *ctx)
913 {
914 return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
915 }
916
test2_config_props(AVFilterLink * inlink)917 static 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
930 static 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
940 AVFilter 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
957 AVFILTER_DEFINE_CLASS(rgbtestsrc);
958
959 #define R 0
960 #define G 1
961 #define B 2
962 #define A 3
963
rgbtest_put_pixel(uint8_t * dst,int dst_linesize,int x,int y,unsigned r,unsigned g,unsigned b,enum AVPixelFormat fmt,uint8_t rgba_map[4])964 static void rgbtest_put_pixel(uint8_t *dst, int dst_linesize,
965 int x, int y, unsigned r, unsigned g, unsigned b, enum AVPixelFormat fmt,
966 uint8_t rgba_map[4])
967 {
968 uint32_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)) + (255U << (rgba_map[A]*8));
989 p = dst + 4*x + y*dst_linesize;
990 AV_WL32(p, v);
991 break;
992 }
993 }
994
rgbtest_fill_picture(AVFilterContext * ctx,AVFrame * frame)995 static 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
rgbtest_init(AVFilterContext * ctx)1015 static 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
rgbtest_query_formats(AVFilterContext * ctx)1024 static 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
rgbtest_config_props(AVFilterLink * outlink)1041 static 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
1049 static 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
1059 AVFilter 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
1076 AVFILTER_DEFINE_CLASS(yuvtestsrc);
1077
yuvtest_fill_picture8(AVFilterContext * ctx,AVFrame * frame)1078 static 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
yuvtest_fill_picture16(AVFilterContext * ctx,AVFrame * frame)1135 static 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
yuvtest_init(AVFilterContext * ctx)1192 static 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
yuvtest_query_formats(AVFilterContext * ctx)1200 static 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
yuvtest_config_props(AVFilterLink * outlink)1216 static 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
1225 static 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
1235 AVFilter 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_PAL75BARS_FILTER || CONFIG_PAL100BARS_FILTER || CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
1250
1251 static 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
1261 static const uint8_t rainbow100[7][4] = {
1262 { 235, 128, 128, 255 }, /* 100% white */
1263 { 210, 16, 146, 255 }, /* 100% yellow */
1264 { 170, 166, 16, 255 }, /* 100% cyan */
1265 { 145, 54, 34, 255 }, /* 100% green */
1266 { 106, 202, 222, 255 }, /* 100% magenta */
1267 { 81, 90, 240, 255 }, /* 100% red */
1268 { 41, 240, 110, 255 }, /* 100% blue */
1269 };
1270
1271 static const uint8_t rainbowhd[7][4] = {
1272 { 180, 128, 128, 255 }, /* 75% white */
1273 { 168, 44, 136, 255 }, /* 75% yellow */
1274 { 145, 147, 44, 255 }, /* 75% cyan */
1275 { 133, 63, 52, 255 }, /* 75% green */
1276 { 63, 193, 204, 255 }, /* 75% magenta */
1277 { 51, 109, 212, 255 }, /* 75% red */
1278 { 28, 212, 120, 255 }, /* 75% blue */
1279 };
1280
1281 static const uint8_t wobnair[7][4] = {
1282 { 35, 212, 114, 255 }, /* 75% blue */
1283 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1284 { 84, 184, 198, 255 }, /* 75% magenta */
1285 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1286 { 131, 156, 44, 255 }, /* 75% cyan */
1287 { 19, 128, 128, 255 }, /* 7.5% intensity black */
1288 { 180, 128, 128, 255 }, /* 75% white */
1289 };
1290
1291 static const uint8_t white[4] = { 235, 128, 128, 255 };
1292
1293 /* pluge pulses */
1294 static const uint8_t neg4ire[4] = { 7, 128, 128, 255 };
1295 static const uint8_t pos4ire[4] = { 24, 128, 128, 255 };
1296
1297 /* fudged Q/-I */
1298 static const uint8_t i_pixel[4] = { 57, 156, 97, 255 };
1299 static const uint8_t q_pixel[4] = { 44, 171, 147, 255 };
1300
1301 static const uint8_t gray40[4] = { 104, 128, 128, 255 };
1302 static const uint8_t gray15[4] = { 49, 128, 128, 255 };
1303 static const uint8_t cyan[4] = { 188, 154, 16, 255 };
1304 static const uint8_t yellow[4] = { 219, 16, 138, 255 };
1305 static const uint8_t blue[4] = { 32, 240, 118, 255 };
1306 static const uint8_t red[4] = { 63, 102, 240, 255 };
1307 static const uint8_t black0[4] = { 16, 128, 128, 255 };
1308 static const uint8_t black2[4] = { 20, 128, 128, 255 };
1309 static const uint8_t black4[4] = { 25, 128, 128, 255 };
1310 static const uint8_t neg2[4] = { 12, 128, 128, 255 };
1311
draw_bar(TestSourceContext * test,const uint8_t color[4],int x,int y,int w,int h,AVFrame * frame)1312 static void draw_bar(TestSourceContext *test, const uint8_t color[4],
1313 int x, int y, int w, int h,
1314 AVFrame *frame)
1315 {
1316 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
1317 uint8_t *p, *p0;
1318 int plane;
1319
1320 x = FFMIN(x, test->w - 1);
1321 y = FFMIN(y, test->h - 1);
1322 w = FFMAX(FFMIN(w, test->w - x), 0);
1323 h = FFMAX(FFMIN(h, test->h - y), 0);
1324
1325 av_assert0(x + w <= test->w);
1326 av_assert0(y + h <= test->h);
1327
1328 for (plane = 0; frame->data[plane]; plane++) {
1329 const int c = color[plane];
1330 const int linesize = frame->linesize[plane];
1331 int i, px, py, pw, ph;
1332
1333 if (plane == 1 || plane == 2) {
1334 px = x >> desc->log2_chroma_w;
1335 pw = AV_CEIL_RSHIFT(w, desc->log2_chroma_w);
1336 py = y >> desc->log2_chroma_h;
1337 ph = AV_CEIL_RSHIFT(h, desc->log2_chroma_h);
1338 } else {
1339 px = x;
1340 pw = w;
1341 py = y;
1342 ph = h;
1343 }
1344
1345 p0 = p = frame->data[plane] + py * linesize + px;
1346 memset(p, c, pw);
1347 p += linesize;
1348 for (i = 1; i < ph; i++, p += linesize)
1349 memcpy(p, p0, pw);
1350 }
1351 }
1352
smptebars_query_formats(AVFilterContext * ctx)1353 static int smptebars_query_formats(AVFilterContext *ctx)
1354 {
1355 static const enum AVPixelFormat pix_fmts[] = {
1356 AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
1357 AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P,
1358 AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P,
1359 AV_PIX_FMT_NONE,
1360 };
1361
1362 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1363 if (!fmts_list)
1364 return AVERROR(ENOMEM);
1365 return ff_set_common_formats(ctx, fmts_list);
1366 }
1367
1368 static const AVFilterPad smptebars_outputs[] = {
1369 {
1370 .name = "default",
1371 .type = AVMEDIA_TYPE_VIDEO,
1372 .request_frame = request_frame,
1373 .config_props = config_props,
1374 },
1375 { NULL }
1376 };
1377
1378 #if CONFIG_PAL75BARS_FILTER
1379
1380 #define pal75bars_options options
1381 AVFILTER_DEFINE_CLASS(pal75bars);
1382
pal75bars_fill_picture(AVFilterContext * ctx,AVFrame * picref)1383 static void pal75bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1384 {
1385 TestSourceContext *test = ctx->priv;
1386 int r_w, i, x = 0;
1387 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1388
1389 picref->color_range = AVCOL_RANGE_MPEG;
1390 picref->colorspace = AVCOL_SPC_BT470BG;
1391
1392 r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
1393
1394 draw_bar(test, white, x, 0, r_w, test->h, picref);
1395 x += r_w;
1396 for (i = 1; i < 7; i++) {
1397 draw_bar(test, rainbow[i], x, 0, r_w, test->h, picref);
1398 x += r_w;
1399 }
1400 draw_bar(test, black0, x, 0, r_w, test->h, picref);
1401 }
1402
pal75bars_init(AVFilterContext * ctx)1403 static av_cold int pal75bars_init(AVFilterContext *ctx)
1404 {
1405 TestSourceContext *test = ctx->priv;
1406
1407 test->fill_picture_fn = pal75bars_fill_picture;
1408 test->draw_once = 1;
1409 return init(ctx);
1410 }
1411
1412 AVFilter ff_vsrc_pal75bars = {
1413 .name = "pal75bars",
1414 .description = NULL_IF_CONFIG_SMALL("Generate PAL 75% color bars."),
1415 .priv_size = sizeof(TestSourceContext),
1416 .priv_class = &pal75bars_class,
1417 .init = pal75bars_init,
1418 .uninit = uninit,
1419 .query_formats = smptebars_query_formats,
1420 .inputs = NULL,
1421 .outputs = smptebars_outputs,
1422 };
1423
1424 #endif /* CONFIG_PAL75BARS_FILTER */
1425
1426 #if CONFIG_PAL100BARS_FILTER
1427
1428 #define pal100bars_options options
1429 AVFILTER_DEFINE_CLASS(pal100bars);
1430
pal100bars_fill_picture(AVFilterContext * ctx,AVFrame * picref)1431 static void pal100bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1432 {
1433 TestSourceContext *test = ctx->priv;
1434 int r_w, i, x = 0;
1435 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1436
1437 picref->color_range = AVCOL_RANGE_MPEG;
1438 picref->colorspace = AVCOL_SPC_BT470BG;
1439
1440 r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
1441
1442 for (i = 0; i < 7; i++) {
1443 draw_bar(test, rainbow100[i], x, 0, r_w, test->h, picref);
1444 x += r_w;
1445 }
1446 draw_bar(test, black0, x, 0, r_w, test->h, picref);
1447 }
1448
pal100bars_init(AVFilterContext * ctx)1449 static av_cold int pal100bars_init(AVFilterContext *ctx)
1450 {
1451 TestSourceContext *test = ctx->priv;
1452
1453 test->fill_picture_fn = pal100bars_fill_picture;
1454 test->draw_once = 1;
1455 return init(ctx);
1456 }
1457
1458 AVFilter ff_vsrc_pal100bars = {
1459 .name = "pal100bars",
1460 .description = NULL_IF_CONFIG_SMALL("Generate PAL 100% color bars."),
1461 .priv_size = sizeof(TestSourceContext),
1462 .priv_class = &pal100bars_class,
1463 .init = pal100bars_init,
1464 .uninit = uninit,
1465 .query_formats = smptebars_query_formats,
1466 .inputs = NULL,
1467 .outputs = smptebars_outputs,
1468 };
1469
1470 #endif /* CONFIG_PAL100BARS_FILTER */
1471
1472 #if CONFIG_SMPTEBARS_FILTER
1473
1474 #define smptebars_options options
1475 AVFILTER_DEFINE_CLASS(smptebars);
1476
smptebars_fill_picture(AVFilterContext * ctx,AVFrame * picref)1477 static void smptebars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1478 {
1479 TestSourceContext *test = ctx->priv;
1480 int r_w, r_h, w_h, p_w, p_h, i, tmp, x = 0;
1481 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1482
1483 picref->colorspace = AVCOL_SPC_BT470BG;
1484
1485 r_w = FFALIGN((test->w + 6) / 7, 1 << pixdesc->log2_chroma_w);
1486 r_h = FFALIGN(test->h * 2 / 3, 1 << pixdesc->log2_chroma_h);
1487 w_h = FFALIGN(test->h * 3 / 4 - r_h, 1 << pixdesc->log2_chroma_h);
1488 p_w = FFALIGN(r_w * 5 / 4, 1 << pixdesc->log2_chroma_w);
1489 p_h = test->h - w_h - r_h;
1490
1491 for (i = 0; i < 7; i++) {
1492 draw_bar(test, rainbow[i], x, 0, r_w, r_h, picref);
1493 draw_bar(test, wobnair[i], x, r_h, r_w, w_h, picref);
1494 x += r_w;
1495 }
1496 x = 0;
1497 draw_bar(test, i_pixel, x, r_h + w_h, p_w, p_h, picref);
1498 x += p_w;
1499 draw_bar(test, white, x, r_h + w_h, p_w, p_h, picref);
1500 x += p_w;
1501 draw_bar(test, q_pixel, x, r_h + w_h, p_w, p_h, picref);
1502 x += p_w;
1503 tmp = FFALIGN(5 * r_w - x, 1 << pixdesc->log2_chroma_w);
1504 draw_bar(test, black0, x, r_h + w_h, tmp, p_h, picref);
1505 x += tmp;
1506 tmp = FFALIGN(r_w / 3, 1 << pixdesc->log2_chroma_w);
1507 draw_bar(test, neg4ire, x, r_h + w_h, tmp, p_h, picref);
1508 x += tmp;
1509 draw_bar(test, black0, x, r_h + w_h, tmp, p_h, picref);
1510 x += tmp;
1511 draw_bar(test, pos4ire, x, r_h + w_h, tmp, p_h, picref);
1512 x += tmp;
1513 draw_bar(test, black0, x, r_h + w_h, test->w - x, p_h, picref);
1514 }
1515
smptebars_init(AVFilterContext * ctx)1516 static av_cold int smptebars_init(AVFilterContext *ctx)
1517 {
1518 TestSourceContext *test = ctx->priv;
1519
1520 test->fill_picture_fn = smptebars_fill_picture;
1521 test->draw_once = 1;
1522 return init(ctx);
1523 }
1524
1525 AVFilter ff_vsrc_smptebars = {
1526 .name = "smptebars",
1527 .description = NULL_IF_CONFIG_SMALL("Generate SMPTE color bars."),
1528 .priv_size = sizeof(TestSourceContext),
1529 .priv_class = &smptebars_class,
1530 .init = smptebars_init,
1531 .uninit = uninit,
1532 .query_formats = smptebars_query_formats,
1533 .inputs = NULL,
1534 .outputs = smptebars_outputs,
1535 };
1536
1537 #endif /* CONFIG_SMPTEBARS_FILTER */
1538
1539 #if CONFIG_SMPTEHDBARS_FILTER
1540
1541 #define smptehdbars_options options
1542 AVFILTER_DEFINE_CLASS(smptehdbars);
1543
smptehdbars_fill_picture(AVFilterContext * ctx,AVFrame * picref)1544 static void smptehdbars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
1545 {
1546 TestSourceContext *test = ctx->priv;
1547 int d_w, r_w, r_h, l_w, i, tmp, x = 0, y = 0;
1548 const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
1549
1550 picref->colorspace = AVCOL_SPC_BT709;
1551
1552 d_w = FFALIGN(test->w / 8, 1 << pixdesc->log2_chroma_w);
1553 r_h = FFALIGN(test->h * 7 / 12, 1 << pixdesc->log2_chroma_h);
1554 draw_bar(test, gray40, x, 0, d_w, r_h, picref);
1555 x += d_w;
1556
1557 r_w = FFALIGN((((test->w + 3) / 4) * 3) / 7, 1 << pixdesc->log2_chroma_w);
1558 for (i = 0; i < 7; i++) {
1559 draw_bar(test, rainbowhd[i], x, 0, r_w, r_h, picref);
1560 x += r_w;
1561 }
1562 draw_bar(test, gray40, x, 0, test->w - x, r_h, picref);
1563 y = r_h;
1564 r_h = FFALIGN(test->h / 12, 1 << pixdesc->log2_chroma_h);
1565 draw_bar(test, cyan, 0, y, d_w, r_h, picref);
1566 x = d_w;
1567 draw_bar(test, i_pixel, x, y, r_w, r_h, picref);
1568 x += r_w;
1569 tmp = r_w * 6;
1570 draw_bar(test, rainbowhd[0], x, y, tmp, r_h, picref);
1571 x += tmp;
1572 l_w = x;
1573 draw_bar(test, blue, x, y, test->w - x, r_h, picref);
1574 y += r_h;
1575 draw_bar(test, yellow, 0, y, d_w, r_h, picref);
1576 x = d_w;
1577 draw_bar(test, q_pixel, x, y, r_w, r_h, picref);
1578 x += r_w;
1579
1580 for (i = 0; i < tmp; i += 1 << pixdesc->log2_chroma_w) {
1581 uint8_t yramp[4] = {0};
1582
1583 yramp[0] = i * 255 / tmp;
1584 yramp[1] = 128;
1585 yramp[2] = 128;
1586 yramp[3] = 255;
1587
1588 draw_bar(test, yramp, x, y, 1 << pixdesc->log2_chroma_w, r_h, picref);
1589 x += 1 << pixdesc->log2_chroma_w;
1590 }
1591 draw_bar(test, red, x, y, test->w - x, r_h, picref);
1592 y += r_h;
1593 draw_bar(test, gray15, 0, y, d_w, test->h - y, picref);
1594 x = d_w;
1595 tmp = FFALIGN(r_w * 3 / 2, 1 << pixdesc->log2_chroma_w);
1596 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1597 x += tmp;
1598 tmp = FFALIGN(r_w * 2, 1 << pixdesc->log2_chroma_w);
1599 draw_bar(test, white, x, y, tmp, test->h - y, picref);
1600 x += tmp;
1601 tmp = FFALIGN(r_w * 5 / 6, 1 << pixdesc->log2_chroma_w);
1602 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1603 x += tmp;
1604 tmp = FFALIGN(r_w / 3, 1 << pixdesc->log2_chroma_w);
1605 draw_bar(test, neg2, x, y, tmp, test->h - y, picref);
1606 x += tmp;
1607 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1608 x += tmp;
1609 draw_bar(test, black2, x, y, tmp, test->h - y, picref);
1610 x += tmp;
1611 draw_bar(test, black0, x, y, tmp, test->h - y, picref);
1612 x += tmp;
1613 draw_bar(test, black4, x, y, tmp, test->h - y, picref);
1614 x += tmp;
1615 r_w = l_w - x;
1616 draw_bar(test, black0, x, y, r_w, test->h - y, picref);
1617 x += r_w;
1618 draw_bar(test, gray15, x, y, test->w - x, test->h - y, picref);
1619 }
1620
smptehdbars_init(AVFilterContext * ctx)1621 static av_cold int smptehdbars_init(AVFilterContext *ctx)
1622 {
1623 TestSourceContext *test = ctx->priv;
1624
1625 test->fill_picture_fn = smptehdbars_fill_picture;
1626 test->draw_once = 1;
1627 return init(ctx);
1628 }
1629
1630 AVFilter ff_vsrc_smptehdbars = {
1631 .name = "smptehdbars",
1632 .description = NULL_IF_CONFIG_SMALL("Generate SMPTE HD color bars."),
1633 .priv_size = sizeof(TestSourceContext),
1634 .priv_class = &smptehdbars_class,
1635 .init = smptehdbars_init,
1636 .uninit = uninit,
1637 .query_formats = smptebars_query_formats,
1638 .inputs = NULL,
1639 .outputs = smptebars_outputs,
1640 };
1641
1642 #endif /* CONFIG_SMPTEHDBARS_FILTER */
1643 #endif /* CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER */
1644
1645 #if CONFIG_ALLYUV_FILTER
1646
1647 static const AVOption allyuv_options[] = {
1648 COMMON_OPTIONS_NOSIZE
1649 { NULL }
1650 };
1651
1652 AVFILTER_DEFINE_CLASS(allyuv);
1653
allyuv_fill_picture(AVFilterContext * ctx,AVFrame * frame)1654 static void allyuv_fill_picture(AVFilterContext *ctx, AVFrame *frame)
1655 {
1656 const int ys = frame->linesize[0];
1657 const int us = frame->linesize[1];
1658 const int vs = frame->linesize[2];
1659 int x, y, j;
1660
1661 for (y = 0; y < 4096; y++) {
1662 for (x = 0; x < 2048; x++) {
1663 frame->data[0][y * ys + x] = ((x / 8) % 256);
1664 frame->data[0][y * ys + 4095 - x] = ((x / 8) % 256);
1665 }
1666
1667 for (x = 0; x < 2048; x+=8) {
1668 for (j = 0; j < 8; j++) {
1669 frame->data[1][vs * y + x + j] = (y%16 + (j % 8) * 16);
1670 frame->data[1][vs * y + 4095 - x - j] = (128 + y%16 + (j % 8) * 16);
1671 }
1672 }
1673
1674 for (x = 0; x < 4096; x++)
1675 frame->data[2][y * us + x] = 256 * y / 4096;
1676 }
1677 }
1678
allyuv_init(AVFilterContext * ctx)1679 static av_cold int allyuv_init(AVFilterContext *ctx)
1680 {
1681 TestSourceContext *test = ctx->priv;
1682
1683 test->w = test->h = 4096;
1684 test->draw_once = 1;
1685 test->fill_picture_fn = allyuv_fill_picture;
1686 return init(ctx);
1687 }
1688
allyuv_query_formats(AVFilterContext * ctx)1689 static int allyuv_query_formats(AVFilterContext *ctx)
1690 {
1691 static const enum AVPixelFormat pix_fmts[] = {
1692 AV_PIX_FMT_YUV444P, AV_PIX_FMT_GBRP,
1693 AV_PIX_FMT_NONE
1694 };
1695
1696 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1697 if (!fmts_list)
1698 return AVERROR(ENOMEM);
1699 return ff_set_common_formats(ctx, fmts_list);
1700 }
1701
1702 static const AVFilterPad avfilter_vsrc_allyuv_outputs[] = {
1703 {
1704 .name = "default",
1705 .type = AVMEDIA_TYPE_VIDEO,
1706 .request_frame = request_frame,
1707 .config_props = config_props,
1708 },
1709 { NULL }
1710 };
1711
1712 AVFilter ff_vsrc_allyuv = {
1713 .name = "allyuv",
1714 .description = NULL_IF_CONFIG_SMALL("Generate all yuv colors."),
1715 .priv_size = sizeof(TestSourceContext),
1716 .priv_class = &allyuv_class,
1717 .init = allyuv_init,
1718 .uninit = uninit,
1719 .query_formats = allyuv_query_formats,
1720 .inputs = NULL,
1721 .outputs = avfilter_vsrc_allyuv_outputs,
1722 };
1723
1724 #endif /* CONFIG_ALLYUV_FILTER */
1725
1726 #if CONFIG_ALLRGB_FILTER
1727
1728 static const AVOption allrgb_options[] = {
1729 COMMON_OPTIONS_NOSIZE
1730 { NULL }
1731 };
1732
1733 AVFILTER_DEFINE_CLASS(allrgb);
1734
allrgb_fill_picture(AVFilterContext * ctx,AVFrame * frame)1735 static void allrgb_fill_picture(AVFilterContext *ctx, AVFrame *frame)
1736 {
1737 unsigned x, y;
1738 const int linesize = frame->linesize[0];
1739 uint8_t *line = frame->data[0];
1740
1741 for (y = 0; y < 4096; y++) {
1742 uint8_t *dst = line;
1743
1744 for (x = 0; x < 4096; x++) {
1745 *dst++ = x;
1746 *dst++ = y;
1747 *dst++ = (x >> 8) | ((y >> 8) << 4);
1748 }
1749 line += linesize;
1750 }
1751 }
1752
allrgb_init(AVFilterContext * ctx)1753 static av_cold int allrgb_init(AVFilterContext *ctx)
1754 {
1755 TestSourceContext *test = ctx->priv;
1756
1757 test->w = test->h = 4096;
1758 test->draw_once = 1;
1759 test->fill_picture_fn = allrgb_fill_picture;
1760 return init(ctx);
1761 }
1762
allrgb_config_props(AVFilterLink * outlink)1763 static int allrgb_config_props(AVFilterLink *outlink)
1764 {
1765 TestSourceContext *test = outlink->src->priv;
1766
1767 ff_fill_rgba_map(test->rgba_map, outlink->format);
1768 return config_props(outlink);
1769 }
1770
allrgb_query_formats(AVFilterContext * ctx)1771 static int allrgb_query_formats(AVFilterContext *ctx)
1772 {
1773 static const enum AVPixelFormat pix_fmts[] = {
1774 AV_PIX_FMT_RGB24, AV_PIX_FMT_NONE
1775 };
1776
1777 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
1778 if (!fmts_list)
1779 return AVERROR(ENOMEM);
1780 return ff_set_common_formats(ctx, fmts_list);
1781 }
1782
1783 static const AVFilterPad avfilter_vsrc_allrgb_outputs[] = {
1784 {
1785 .name = "default",
1786 .type = AVMEDIA_TYPE_VIDEO,
1787 .request_frame = request_frame,
1788 .config_props = allrgb_config_props,
1789 },
1790 { NULL }
1791 };
1792
1793 AVFilter ff_vsrc_allrgb = {
1794 .name = "allrgb",
1795 .description = NULL_IF_CONFIG_SMALL("Generate all RGB colors."),
1796 .priv_size = sizeof(TestSourceContext),
1797 .priv_class = &allrgb_class,
1798 .init = allrgb_init,
1799 .uninit = uninit,
1800 .query_formats = allrgb_query_formats,
1801 .inputs = NULL,
1802 .outputs = avfilter_vsrc_allrgb_outputs,
1803 };
1804
1805 #endif /* CONFIG_ALLRGB_FILTER */
1806