2 Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 /** @file test/image_test.cc
23 * @brief Test Image class.
24 * @ingroup selfcontained
25 * @see test/pixel_formats_test.cc
29 #include "lib/compose.hpp"
30 #include "lib/image.h"
31 #include "lib/image_content.h"
32 #include "lib/image_decoder.h"
33 #include "lib/image_jpeg.h"
34 #include "lib/image_png.h"
35 #include "lib/ffmpeg_image_proxy.h"
37 #include <boost/test/unit_test.hpp>
43 using std::make_shared;
47 BOOST_AUTO_TEST_CASE (aligned_image_test)
49 auto s = new Image (AV_PIX_FMT_RGB24, dcp::Size (50, 50), Image::Alignment::PADDED);
50 BOOST_CHECK_EQUAL (s->planes(), 1);
51 /* 192 is 150 aligned to the nearest 64 bytes */
52 BOOST_CHECK_EQUAL (s->stride()[0], 192);
53 BOOST_CHECK_EQUAL (s->line_size()[0], 150);
54 BOOST_CHECK (s->data()[0]);
55 BOOST_CHECK (!s->data()[1]);
56 BOOST_CHECK (!s->data()[2]);
57 BOOST_CHECK (!s->data()[3]);
59 /* copy constructor */
60 auto t = new Image (*s);
61 BOOST_CHECK_EQUAL (t->planes(), 1);
62 BOOST_CHECK_EQUAL (t->stride()[0], 192);
63 BOOST_CHECK_EQUAL (t->line_size()[0], 150);
64 BOOST_CHECK (t->data()[0]);
65 BOOST_CHECK (!t->data()[1]);
66 BOOST_CHECK (!t->data()[2]);
67 BOOST_CHECK (!t->data()[3]);
68 BOOST_CHECK (t->data() != s->data());
69 BOOST_CHECK (t->data()[0] != s->data()[0]);
70 BOOST_CHECK (t->line_size() != s->line_size());
71 BOOST_CHECK_EQUAL (t->line_size()[0], s->line_size()[0]);
72 BOOST_CHECK (t->stride() != s->stride());
73 BOOST_CHECK_EQUAL (t->stride()[0], s->stride()[0]);
75 /* assignment operator */
76 auto u = new Image (AV_PIX_FMT_YUV422P, dcp::Size (150, 150), Image::Alignment::COMPACT);
78 BOOST_CHECK_EQUAL (u->planes(), 1);
79 BOOST_CHECK_EQUAL (u->stride()[0], 192);
80 BOOST_CHECK_EQUAL (u->line_size()[0], 150);
81 BOOST_CHECK (u->data()[0]);
82 BOOST_CHECK (!u->data()[1]);
83 BOOST_CHECK (!u->data()[2]);
84 BOOST_CHECK (!u->data()[3]);
85 BOOST_CHECK (u->data() != s->data());
86 BOOST_CHECK (u->data()[0] != s->data()[0]);
87 BOOST_CHECK (u->line_size() != s->line_size());
88 BOOST_CHECK_EQUAL (u->line_size()[0], s->line_size()[0]);
89 BOOST_CHECK (u->stride() != s->stride());
90 BOOST_CHECK_EQUAL (u->stride()[0], s->stride()[0]);
98 BOOST_AUTO_TEST_CASE (compact_image_test)
100 auto s = new Image (AV_PIX_FMT_RGB24, dcp::Size (50, 50), Image::Alignment::COMPACT);
101 BOOST_CHECK_EQUAL (s->planes(), 1);
102 BOOST_CHECK_EQUAL (s->stride()[0], 50 * 3);
103 BOOST_CHECK_EQUAL (s->line_size()[0], 50 * 3);
104 BOOST_CHECK (s->data()[0]);
105 BOOST_CHECK (!s->data()[1]);
106 BOOST_CHECK (!s->data()[2]);
107 BOOST_CHECK (!s->data()[3]);
109 /* copy constructor */
110 auto t = new Image (*s);
111 BOOST_CHECK_EQUAL (t->planes(), 1);
112 BOOST_CHECK_EQUAL (t->stride()[0], 50 * 3);
113 BOOST_CHECK_EQUAL (t->line_size()[0], 50 * 3);
114 BOOST_CHECK (t->data()[0]);
115 BOOST_CHECK (!t->data()[1]);
116 BOOST_CHECK (!t->data()[2]);
117 BOOST_CHECK (!t->data()[3]);
118 BOOST_CHECK (t->data() != s->data());
119 BOOST_CHECK (t->data()[0] != s->data()[0]);
120 BOOST_CHECK (t->line_size() != s->line_size());
121 BOOST_CHECK_EQUAL (t->line_size()[0], s->line_size()[0]);
122 BOOST_CHECK (t->stride() != s->stride());
123 BOOST_CHECK_EQUAL (t->stride()[0], s->stride()[0]);
125 /* assignment operator */
126 auto u = new Image (AV_PIX_FMT_YUV422P, dcp::Size (150, 150), Image::Alignment::PADDED);
128 BOOST_CHECK_EQUAL (u->planes(), 1);
129 BOOST_CHECK_EQUAL (u->stride()[0], 50 * 3);
130 BOOST_CHECK_EQUAL (u->line_size()[0], 50 * 3);
131 BOOST_CHECK (u->data()[0]);
132 BOOST_CHECK (!u->data()[1]);
133 BOOST_CHECK (!u->data()[2]);
134 BOOST_CHECK (!u->data()[3]);
135 BOOST_CHECK (u->data() != s->data());
136 BOOST_CHECK (u->data()[0] != s->data()[0]);
137 BOOST_CHECK (u->line_size() != s->line_size());
138 BOOST_CHECK_EQUAL (u->line_size()[0], s->line_size()[0]);
139 BOOST_CHECK (u->stride() != s->stride());
140 BOOST_CHECK_EQUAL (u->stride()[0], s->stride()[0]);
149 alpha_blend_test_one (AVPixelFormat format, string suffix)
151 auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "prophet_frame.tiff");
152 auto raw = proxy->image(Image::Alignment::PADDED).image;
153 auto background = raw->convert_pixel_format (dcp::YUVToRGB::REC709, format, Image::Alignment::PADDED, false);
155 auto overlay = make_shared<Image>(AV_PIX_FMT_BGRA, dcp::Size(431, 891), Image::Alignment::PADDED);
156 overlay->make_transparent ();
158 for (int y = 0; y < 128; ++y) {
159 auto p = overlay->data()[0] + y * overlay->stride()[0];
160 for (int x = 0; x < 128; ++x) {
166 for (int y = 128; y < 256; ++y) {
167 auto p = overlay->data()[0] + y * overlay->stride()[0];
168 for (int x = 0; x < 128; ++x) {
174 for (int y = 256; y < 384; ++y) {
175 auto p = overlay->data()[0] + y * overlay->stride()[0];
176 for (int x = 0; x < 128; ++x) {
182 background->alpha_blend (overlay, Position<int> (13, 17));
184 auto save = background->convert_pixel_format (dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::COMPACT, false);
186 write_image (save, "build/test/image_test_" + suffix + ".png");
187 check_image ("build/test/image_test_" + suffix + ".png", TestPaths::private_data() / ("image_test_" + suffix + ".png"));
191 /** Test Image::alpha_blend */
192 BOOST_AUTO_TEST_CASE (alpha_blend_test)
194 alpha_blend_test_one (AV_PIX_FMT_RGB24, "rgb24");
195 alpha_blend_test_one (AV_PIX_FMT_BGRA, "bgra");
196 alpha_blend_test_one (AV_PIX_FMT_RGBA, "rgba");
197 alpha_blend_test_one (AV_PIX_FMT_RGB48LE, "rgb48le");
198 alpha_blend_test_one (AV_PIX_FMT_YUV420P, "yuv420p");
199 alpha_blend_test_one (AV_PIX_FMT_YUV420P10, "yuv420p10");
200 alpha_blend_test_one (AV_PIX_FMT_YUV422P10LE, "yuv422p10le");
204 /** Test Image::alpha_blend when the "base" image is XYZ12LE */
205 BOOST_AUTO_TEST_CASE (alpha_blend_test_onto_xyz)
207 Image xyz(AV_PIX_FMT_XYZ12LE, dcp::Size(50, 50), Image::Alignment::PADDED);
210 auto overlay = make_shared<Image>(AV_PIX_FMT_RGBA, dcp::Size(8, 8), Image::Alignment::PADDED);
211 for (int y = 0; y < 8; ++y) {
212 uint8_t* p = overlay->data()[0] + (y * overlay->stride()[0]);
213 for (int x = 0; x < 8; ++x) {
221 xyz.alpha_blend(overlay, Position<int>(4, 4));
223 for (int y = 0; y < 50; ++y) {
224 uint16_t* p = reinterpret_cast<uint16_t*>(xyz.data()[0]) + (y * xyz.stride()[0] / 2);
225 for (int x = 0; x < 50; ++x) {
226 if (4 <= x && x < 12 && 4 <= y && y < 12) {
227 BOOST_REQUIRE_EQUAL(p[0], 45078U);
228 BOOST_REQUIRE_EQUAL(p[1], 34939U);
229 BOOST_REQUIRE_EQUAL(p[2], 13892U);
231 BOOST_REQUIRE_EQUAL(p[0], 0U);
232 BOOST_REQUIRE_EQUAL(p[1], 0U);
233 BOOST_REQUIRE_EQUAL(p[2], 0U);
241 /** Test merge (list<PositionImage>) with a single image */
242 BOOST_AUTO_TEST_CASE (merge_test1)
244 int const stride = 48 * 4;
246 auto A = make_shared<Image>(AV_PIX_FMT_BGRA, dcp::Size (48, 48), Image::Alignment::COMPACT);
247 A->make_transparent ();
248 auto a = A->data()[0];
250 for (int y = 0; y < 48; ++y) {
251 auto p = a + y * stride;
252 for (int x = 0; x < 16; ++x) {
260 list<PositionImage> all;
261 all.push_back (PositionImage (A, Position<int>(0, 0)));
262 auto merged = merge (all, Image::Alignment::COMPACT);
264 BOOST_CHECK (merged.position == Position<int>(0, 0));
265 BOOST_CHECK_EQUAL (memcmp (merged.image->data()[0], A->data()[0], stride * 48), 0);
269 /** Test merge (list<PositionImage>) with two images */
270 BOOST_AUTO_TEST_CASE (merge_test2)
272 auto A = make_shared<Image>(AV_PIX_FMT_BGRA, dcp::Size (48, 1), Image::Alignment::COMPACT);
273 A->make_transparent ();
274 auto a = A->data()[0];
275 for (int x = 0; x < 16; ++x) {
282 auto B = make_shared<Image>(AV_PIX_FMT_BGRA, dcp::Size (48, 1), Image::Alignment::COMPACT);
283 B->make_transparent ();
284 auto b = B->data()[0];
285 for (int x = 0; x < 16; ++x) {
287 b[(x + 32) * 4 + 2] = 255;
289 b[(x + 32) * 4 + 3] = 255;
292 list<PositionImage> all;
293 all.push_back (PositionImage(A, Position<int>(0, 0)));
294 all.push_back (PositionImage(B, Position<int>(0, 0)));
295 auto merged = merge (all, Image::Alignment::COMPACT);
297 BOOST_CHECK (merged.position == Position<int>(0, 0));
299 auto m = merged.image->data()[0];
301 for (int x = 0; x < 16; ++x) {
302 BOOST_CHECK_EQUAL (m[x * 4], 255);
303 BOOST_CHECK_EQUAL (m[x * 4 + 3], 255);
304 BOOST_CHECK_EQUAL (m[(x + 16) * 4 + 3], 0);
305 BOOST_CHECK_EQUAL (m[(x + 32) * 4 + 2], 255);
306 BOOST_CHECK_EQUAL (m[(x + 32) * 4 + 3], 255);
311 /** Test Image::crop_scale_window with YUV420P and some windowing */
312 BOOST_AUTO_TEST_CASE (crop_scale_window_test)
314 auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
315 auto raw = proxy->image(Image::Alignment::PADDED).image;
316 auto out = raw->crop_scale_window(
317 Crop(), dcp::Size(1998, 836), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_YUV420P, VideoRange::FULL, Image::Alignment::PADDED, false
319 auto save = out->scale(dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::COMPACT, false);
320 write_image(save, "build/test/crop_scale_window_test.png");
321 check_image("test/data/crop_scale_window_test.png", "build/test/crop_scale_window_test.png");
325 /** Special cases of Image::crop_scale_window which triggered some valgrind warnings */
326 BOOST_AUTO_TEST_CASE (crop_scale_window_test2)
328 auto image = make_shared<Image>(AV_PIX_FMT_XYZ12LE, dcp::Size(2048, 858), Image::Alignment::PADDED);
329 image->crop_scale_window (
330 Crop(279, 0, 0, 0), dcp::Size(1069, 448), dcp::Size(1069, 578), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_RGB24, VideoRange::FULL, Image::Alignment::COMPACT, false
332 image->crop_scale_window (
333 Crop(2048, 0, 0, 0), dcp::Size(1069, 448), dcp::Size(1069, 578), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_RGB24, VideoRange::FULL, Image::Alignment::COMPACT, false
338 BOOST_AUTO_TEST_CASE (crop_scale_window_test3)
340 auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
341 auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
342 auto cropped = xyz->crop_scale_window(
343 Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_RGB24, VideoRange::FULL, Image::Alignment::COMPACT, false
345 write_image(cropped, "build/test/crop_scale_window_test3.png");
346 check_image("test/data/crop_scale_window_test3.png", "build/test/crop_scale_window_test3.png");
350 BOOST_AUTO_TEST_CASE (crop_scale_window_test4)
352 auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
353 auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
354 auto cropped = xyz->crop_scale_window(
355 Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_XYZ12LE, VideoRange::FULL, Image::Alignment::COMPACT, false
357 write_image(cropped, "build/test/crop_scale_window_test4.png");
358 check_image("test/data/crop_scale_window_test4.png", "build/test/crop_scale_window_test4.png");
362 BOOST_AUTO_TEST_CASE (crop_scale_window_test5)
364 auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
365 auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
366 auto cropped = xyz->crop_scale_window(
367 Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_RGB24, VideoRange::FULL, Image::Alignment::COMPACT, false
369 write_image(cropped, "build/test/crop_scale_window_test5.png");
370 check_image("test/data/crop_scale_window_test5.png", "build/test/crop_scale_window_test5.png");
374 BOOST_AUTO_TEST_CASE (crop_scale_window_test6)
376 auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
377 auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
378 auto cropped = xyz->crop_scale_window(
379 Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_XYZ12LE, VideoRange::FULL, Image::Alignment::COMPACT, false
381 write_image(cropped, "build/test/crop_scale_window_test6.png");
382 check_image("test/data/crop_scale_window_test6.png", "build/test/crop_scale_window_test6.png");
386 /** Test some small crops with an image that shows up errors in registration of the YUV planes (#1872) */
387 BOOST_AUTO_TEST_CASE (crop_scale_window_test7)
389 using namespace boost::filesystem;
390 for (int left_crop = 0; left_crop < 8; ++left_crop) {
391 auto proxy = make_shared<FFmpegImageProxy>("test/data/rgb_grey_testcard.png");
392 auto yuv = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_YUV420P, Image::Alignment::PADDED, false);
393 int rounded = left_crop - (left_crop % 2);
394 auto cropped = yuv->crop_scale_window(
395 Crop(left_crop, 0, 0, 0),
396 dcp::Size(1998 - rounded, 1080),
397 dcp::Size(1998 - rounded, 1080),
398 dcp::YUVToRGB::REC709,
402 Image::Alignment::PADDED,
405 path file = String::compose("crop_scale_window_test7-%1.png", left_crop);
406 write_image(cropped, path("build") / "test" / file);
407 check_image(path("test") / "data" / file, path("build") / "test" / file, 10);
412 BOOST_AUTO_TEST_CASE (crop_scale_window_test8)
414 using namespace boost::filesystem;
416 auto image = make_shared<Image>(AV_PIX_FMT_YUV420P, dcp::Size(800, 600), Image::Alignment::PADDED);
417 memset(image->data()[0], 41, image->stride()[0] * 600);
418 memset(image->data()[1], 240, image->stride()[1] * 300);
419 memset(image->data()[2], 41, image->stride()[2] * 300);
420 auto scaled = image->crop_scale_window(
421 Crop(), dcp::Size(1435, 1080), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_YUV420P, VideoRange::FULL, Image::Alignment::PADDED, false
423 auto file = "crop_scale_window_test8.png";
424 write_image(scaled->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::COMPACT, false), path("build") / "test" / file);
425 check_image(path("test") / "data" / file, path("build") / "test" / file, 10);
429 BOOST_AUTO_TEST_CASE (as_png_test)
431 auto proxy = make_shared<FFmpegImageProxy>("test/data/3d_test/000001.png");
432 auto image_rgb = proxy->image(Image::Alignment::PADDED).image;
433 auto image_bgr = image_rgb->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_BGRA, Image::Alignment::PADDED, false);
434 image_as_png(image_rgb).write ("build/test/as_png_rgb.png");
435 image_as_png(image_bgr).write ("build/test/as_png_bgr.png");
437 check_image ("test/data/3d_test/000001.png", "build/test/as_png_rgb.png");
438 check_image ("test/data/3d_test/000001.png", "build/test/as_png_bgr.png");
442 BOOST_AUTO_TEST_CASE (as_jpeg_test)
444 auto proxy = make_shared<FFmpegImageProxy>("test/data/3d_test/000001.png");
445 auto image_rgb = proxy->image(Image::Alignment::PADDED).image;
446 auto image_bgr = image_rgb->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_BGRA, Image::Alignment::PADDED, false);
447 image_as_jpeg(image_rgb, 60).write("build/test/as_jpeg_rgb.jpeg");
448 image_as_jpeg(image_bgr, 60).write("build/test/as_jpeg_bgr.jpeg");
450 check_image ("test/data/as_jpeg_rgb.jpeg", "build/test/as_jpeg_rgb.jpeg");
451 check_image ("test/data/as_jpeg_bgr.jpeg", "build/test/as_jpeg_bgr.jpeg");
455 /* Very dumb test to fade black to make sure it stays black */
457 fade_test_format_black (AVPixelFormat f, string name)
459 Image yuv (f, dcp::Size(640, 480), Image::Alignment::PADDED);
462 string const filename = "fade_test_black_" + name + ".png";
463 image_as_png(yuv.convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)).write("build/test/" + filename);
464 check_image ("test/data/" + filename, "build/test/" + filename);
468 /* Fade red to make sure it stays red */
470 fade_test_format_red (AVPixelFormat f, float amount, string name)
472 auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
473 auto red = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, f, Image::Alignment::PADDED, false);
475 string const filename = "fade_test_red_" + name + ".png";
476 image_as_png(red->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)).write("build/test/" + filename);
477 check_image ("test/data/" + filename, "build/test/" + filename);
481 BOOST_AUTO_TEST_CASE (fade_test)
483 fade_test_format_black (AV_PIX_FMT_YUV420P, "yuv420p");
484 fade_test_format_black (AV_PIX_FMT_YUV422P10, "yuv422p10");
485 fade_test_format_black (AV_PIX_FMT_RGB24, "rgb24");
486 fade_test_format_black (AV_PIX_FMT_XYZ12LE, "xyz12le");
487 fade_test_format_black (AV_PIX_FMT_RGB48LE, "rgb48le");
489 fade_test_format_red (AV_PIX_FMT_YUV420P, 0, "yuv420p_0");
490 fade_test_format_red (AV_PIX_FMT_YUV420P, 0.5, "yuv420p_50");
491 fade_test_format_red (AV_PIX_FMT_YUV420P, 1, "yuv420p_100");
492 fade_test_format_red (AV_PIX_FMT_YUV422P10, 0, "yuv422p10_0");
493 fade_test_format_red (AV_PIX_FMT_YUV422P10, 0.5, "yuv422p10_50");
494 fade_test_format_red (AV_PIX_FMT_YUV422P10, 1, "yuv422p10_100");
495 fade_test_format_red (AV_PIX_FMT_RGB24, 0, "rgb24_0");
496 fade_test_format_red (AV_PIX_FMT_RGB24, 0.5, "rgb24_50");
497 fade_test_format_red (AV_PIX_FMT_RGB24, 1, "rgb24_100");
498 fade_test_format_red (AV_PIX_FMT_XYZ12LE, 0, "xyz12le_0");
499 fade_test_format_red (AV_PIX_FMT_XYZ12LE, 0.5, "xyz12le_50");
500 fade_test_format_red (AV_PIX_FMT_XYZ12LE, 1, "xyz12le_100");
501 fade_test_format_red (AV_PIX_FMT_RGB48LE, 0, "rgb48le_0");
502 fade_test_format_red (AV_PIX_FMT_RGB48LE, 0.5, "rgb48le_50");
503 fade_test_format_red (AV_PIX_FMT_RGB48LE, 1, "rgb48le_100");
507 BOOST_AUTO_TEST_CASE (make_black_test)
509 dcp::Size in_size (512, 512);
510 dcp::Size out_size (1024, 1024);
512 list<AVPixelFormat> pix_fmts = {
513 AV_PIX_FMT_RGB24, // 2
518 AV_PIX_FMT_YUV420P, // 0
520 AV_PIX_FMT_YUV422P10LE,
521 AV_PIX_FMT_YUV422P16LE,
522 AV_PIX_FMT_YUV444P9LE,
523 AV_PIX_FMT_YUV444P9BE,
524 AV_PIX_FMT_YUV444P10LE,
525 AV_PIX_FMT_YUV444P10BE,
530 AV_PIX_FMT_YUVA420P9BE,
531 AV_PIX_FMT_YUVA422P9BE,
532 AV_PIX_FMT_YUVA444P9BE,
533 AV_PIX_FMT_YUVA420P9LE,
534 AV_PIX_FMT_YUVA422P9LE,
535 AV_PIX_FMT_YUVA444P9LE,
536 AV_PIX_FMT_YUVA420P10BE,
537 AV_PIX_FMT_YUVA422P10BE,
538 AV_PIX_FMT_YUVA444P10BE,
539 AV_PIX_FMT_YUVA420P10LE,
540 AV_PIX_FMT_YUVA422P10LE,
541 AV_PIX_FMT_YUVA444P10LE,
542 AV_PIX_FMT_YUVA420P16BE,
543 AV_PIX_FMT_YUVA422P16BE,
544 AV_PIX_FMT_YUVA444P16BE,
545 AV_PIX_FMT_YUVA420P16LE,
546 AV_PIX_FMT_YUVA422P16LE,
547 AV_PIX_FMT_YUVA444P16LE,
548 AV_PIX_FMT_RGB555LE, // 46
552 for (auto i: pix_fmts) {
553 auto foo = make_shared<Image>(i, in_size, Image::Alignment::PADDED);
555 auto bar = foo->scale (out_size, dcp::YUVToRGB::REC601, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
557 uint8_t* p = bar->data()[0];
558 for (int y = 0; y < bar->size().height; ++y) {
560 for (int x = 0; x < bar->line_size()[0]; ++x) {
562 std::cerr << "x=" << x << ", (x%3)=" << (x%3) << "\n";
564 BOOST_CHECK_EQUAL (*q++, 0);
566 p += bar->stride()[0];
574 BOOST_AUTO_TEST_CASE (make_part_black_test)
576 auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
577 auto original = proxy->image(Image::Alignment::PADDED).image;
579 list<AVPixelFormat> pix_fmts = {
586 AV_PIX_FMT_YUV422P10LE,
587 AV_PIX_FMT_YUV444P10LE
590 list<std::pair<int, int>> positions = {
596 for (auto i: pix_fmts) {
597 for (auto j: positions) {
598 auto foo = original->convert_pixel_format(dcp::YUVToRGB::REC601, i, Image::Alignment::PADDED, false);
599 foo->make_part_black (j.first, j.second);
600 auto bar = foo->convert_pixel_format (dcp::YUVToRGB::REC601, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
602 auto p = bar->data()[0];
603 for (int y = 0; y < bar->size().height; ++y) {
605 for (int x = 0; x < bar->size().width; ++x) {
609 if (x >= j.first && x < (j.first + j.second)) {
610 BOOST_CHECK_MESSAGE (
611 r < 3, "red=" << static_cast<int>(r) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
614 BOOST_CHECK_MESSAGE (
615 r >= 252, "red=" << static_cast<int>(r) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
619 BOOST_CHECK_MESSAGE (
620 g == 0, "green=" << static_cast<int>(g) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
622 BOOST_CHECK_MESSAGE (
623 b == 0, "blue=" << static_cast<int>(b) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
626 p += bar->stride()[0];
635 /** Make sure the image isn't corrupted if it is cropped too much. This can happen when a
636 * filler 128x128 black frame is emitted from the FFmpegDecoder and the overall crop in either direction
637 * is greater than 128 pixels.
639 BOOST_AUTO_TEST_CASE (over_crop_test)
641 auto image = make_shared<Image>(AV_PIX_FMT_RGB24, dcp::Size(128, 128), Image::Alignment::PADDED);
642 image->make_black ();
643 auto scaled = image->crop_scale_window (
644 Crop(0, 0, 128, 128), dcp::Size(1323, 565), dcp::Size(1349, 565), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_RGB24, VideoRange::FULL, Image::Alignment::PADDED, true
646 string const filename = "over_crop_test.png";
647 write_image (scaled, "build/test/" + filename);
648 check_image ("test/data/" + filename, "build/test/" + filename);