/*
- Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file test/image_test.cc
- * @brief Tests of the Image class.
- *
+ * @brief Test Image class.
+ * @ingroup selfcontained
* @see test/make_black_test.cc, test/pixel_formats_test.cc
*/
-#include <boost/test/unit_test.hpp>
-#include <Magick++.h>
#include "lib/image.h"
+#include "lib/ffmpeg_image_proxy.h"
+#include "test.h"
+#include <boost/test/unit_test.hpp>
#include <iostream>
using std::string;
BOOST_AUTO_TEST_CASE (aligned_image_test)
{
- Image* s = new Image (PIX_FMT_RGB24, dcp::Size (50, 50), true);
+ Image* s = new Image (AV_PIX_FMT_RGB24, dcp::Size (50, 50), true);
BOOST_CHECK_EQUAL (s->planes(), 1);
/* 160 is 150 aligned to the nearest 32 bytes */
BOOST_CHECK_EQUAL (s->stride()[0], 160);
BOOST_CHECK_EQUAL (t->stride()[0], s->stride()[0]);
/* assignment operator */
- Image* u = new Image (PIX_FMT_YUV422P, dcp::Size (150, 150), false);
+ Image* u = new Image (AV_PIX_FMT_YUV422P, dcp::Size (150, 150), false);
*u = *s;
BOOST_CHECK_EQUAL (u->planes(), 1);
BOOST_CHECK_EQUAL (u->stride()[0], 160);
BOOST_AUTO_TEST_CASE (compact_image_test)
{
- Image* s = new Image (PIX_FMT_RGB24, dcp::Size (50, 50), false);
+ Image* s = new Image (AV_PIX_FMT_RGB24, dcp::Size (50, 50), false);
BOOST_CHECK_EQUAL (s->planes(), 1);
BOOST_CHECK_EQUAL (s->stride()[0], 50 * 3);
BOOST_CHECK_EQUAL (s->line_size()[0], 50 * 3);
BOOST_CHECK_EQUAL (t->stride()[0], s->stride()[0]);
/* assignment operator */
- Image* u = new Image (PIX_FMT_YUV422P, dcp::Size (150, 150), true);
+ Image* u = new Image (AV_PIX_FMT_YUV422P, dcp::Size (150, 150), true);
*u = *s;
BOOST_CHECK_EQUAL (u->planes(), 1);
BOOST_CHECK_EQUAL (u->stride()[0], 50 * 3);
delete u;
}
-/** Test Image::alpha_blend */
-BOOST_AUTO_TEST_CASE (alpha_blend_test)
+void
+alpha_blend_test_one (AVPixelFormat format, string suffix)
{
- int const stride = 48 * 4;
+ shared_ptr<FFmpegImageProxy> proxy (new FFmpegImageProxy (private_data / "prophet_frame.tiff"));
+ shared_ptr<Image> raw = proxy->image().first;
+ shared_ptr<Image> background = raw->convert_pixel_format (dcp::YUV_TO_RGB_REC709, format, true, false);
- shared_ptr<Image> A (new Image (AV_PIX_FMT_RGBA, dcp::Size (48, 48), false));
- A->make_black ();
- uint8_t* a = A->data()[0];
+ shared_ptr<Image> overlay (new Image (AV_PIX_FMT_BGRA, dcp::Size(431, 891), true));
+ overlay->make_transparent ();
- for (int y = 0; y < 48; ++y) {
- uint8_t* p = a + y * stride;
- for (int x = 0; x < 16; ++x) {
- p[x * 4] = 255;
- p[(x + 16) * 4 + 1] = 255;
- p[(x + 32) * 4 + 2] = 255;
+ for (int y = 0; y < 128; ++y) {
+ uint8_t* p = overlay->data()[0] + y * overlay->stride()[0];
+ for (int x = 0; x < 128; ++x) {
+ p[x * 4 + 2] = 255;
+ p[x * 4 + 3] = 255;
}
}
- shared_ptr<Image> B (new Image (AV_PIX_FMT_RGBA, dcp::Size (48, 48), true));
- B->make_transparent ();
- uint8_t* b = B->data()[0];
-
- for (int y = 32; y < 48; ++y) {
- uint8_t* p = b + y * stride;
- for (int x = 0; x < 48; ++x) {
- p[x * 4] = 255;
+ for (int y = 128; y < 256; ++y) {
+ uint8_t* p = overlay->data()[0] + y * overlay->stride()[0];
+ for (int x = 0; x < 128; ++x) {
p[x * 4 + 1] = 255;
- p[x * 4 + 2] = 255;
p[x * 4 + 3] = 255;
}
}
- A->alpha_blend (B, Position<int> (0, 0));
-
- for (int y = 0; y < 32; ++y) {
- uint8_t* p = a + y * stride;
- for (int x = 0; x < 16; ++x) {
- BOOST_CHECK_EQUAL (p[x * 4], 255);
- BOOST_CHECK_EQUAL (p[(x + 16) * 4 + 1], 255);
- BOOST_CHECK_EQUAL (p[(x + 32) * 4 + 2], 255);
+ for (int y = 256; y < 384; ++y) {
+ uint8_t* p = overlay->data()[0] + y * overlay->stride()[0];
+ for (int x = 0; x < 128; ++x) {
+ p[x * 4] = 255;
+ p[x * 4 + 3] = 255;
}
}
- for (int y = 32; y < 48; ++y) {
- uint8_t* p = a + y * stride;
- for (int x = 0; x < 48; ++x) {
- BOOST_CHECK_EQUAL (p[x * 4], 255);
- BOOST_CHECK_EQUAL (p[x * 4 + 1], 255);
- BOOST_CHECK_EQUAL (p[x * 4 + 2], 255);
- BOOST_CHECK_EQUAL (p[x * 4 + 3], 255);
- }
- }
+ background->alpha_blend (overlay, Position<int> (13, 17));
+
+ shared_ptr<Image> save = background->convert_pixel_format (dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGB24, false, false);
+
+ write_image (save, "build/test/image_test_" + suffix + ".png", "RGB");
+ check_image ("build/test/image_test_" + suffix + ".png", private_data / ("image_test_" + suffix + ".png"));
+}
+
+/** Test Image::alpha_blend */
+BOOST_AUTO_TEST_CASE (alpha_blend_test)
+{
+ alpha_blend_test_one (AV_PIX_FMT_RGB24, "rgb24");
+ alpha_blend_test_one (AV_PIX_FMT_BGRA, "bgra");
+ alpha_blend_test_one (AV_PIX_FMT_RGBA, "rgba");
+ alpha_blend_test_one (AV_PIX_FMT_RGB48LE, "rgb48le");
+ alpha_blend_test_one (AV_PIX_FMT_YUV420P, "yuv420p");
+ alpha_blend_test_one (AV_PIX_FMT_YUV420P10, "yuv420p10");
+ alpha_blend_test_one (AV_PIX_FMT_YUV422P10LE, "yuv422p10le");
}
/** Test merge (list<PositionImage>) with a single image */
{
int const stride = 48 * 4;
- shared_ptr<Image> A (new Image (AV_PIX_FMT_RGBA, dcp::Size (48, 48), false));
+ shared_ptr<Image> A (new Image (AV_PIX_FMT_BGRA, dcp::Size (48, 48), false));
A->make_transparent ();
uint8_t* a = A->data()[0];
for (int y = 0; y < 48; ++y) {
uint8_t* p = a + y * stride;
for (int x = 0; x < 16; ++x) {
- /* red */
+ /* blue */
p[x * 4] = 255;
/* opaque */
p[x * 4 + 3] = 255;
/** Test merge (list<PositionImage>) with two images */
BOOST_AUTO_TEST_CASE (merge_test2)
{
- shared_ptr<Image> A (new Image (AV_PIX_FMT_RGBA, dcp::Size (48, 1), false));
+ shared_ptr<Image> A (new Image (AV_PIX_FMT_BGRA, dcp::Size (48, 1), false));
A->make_transparent ();
uint8_t* a = A->data()[0];
for (int x = 0; x < 16; ++x) {
- /* red */
+ /* blue */
a[x * 4] = 255;
/* opaque */
a[x * 4 + 3] = 255;
}
- shared_ptr<Image> B (new Image (AV_PIX_FMT_RGBA, dcp::Size (48, 1), false));
+ shared_ptr<Image> B (new Image (AV_PIX_FMT_BGRA, dcp::Size (48, 1), false));
B->make_transparent ();
uint8_t* b = B->data()[0];
for (int x = 0; x < 16; ++x) {
- /* blue */
+ /* red */
b[(x + 32) * 4 + 2] = 255;
/* opaque */
b[(x + 32) * 4 + 3] = 255;
BOOST_CHECK_EQUAL (m[(x + 32) * 4 + 3], 255);
}
}
+
+/** Test Image::crop_scale_window with YUV420P and some windowing */
+BOOST_AUTO_TEST_CASE (crop_scale_window_test)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/flat_red.png"));
+ shared_ptr<Image> raw = proxy->image().first;
+ shared_ptr<Image> out = raw->crop_scale_window(Crop(), dcp::Size(1998, 836), dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_YUV420P, true, false);
+ shared_ptr<Image> save = out->scale(dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGB24, false, false);
+ write_image(save, "build/test/crop_scale_window_test.png", "RGB");
+ check_image("test/data/crop_scale_window_test.png", "build/test/crop_scale_window_test.png");
+}
+
+/** Special cases of Image::crop_scale_window which triggered some valgrind warnings */
+BOOST_AUTO_TEST_CASE (crop_scale_window_test2)
+{
+ shared_ptr<Image> image (new Image(AV_PIX_FMT_XYZ12LE, dcp::Size(2048, 858), true));
+ image->crop_scale_window (Crop(279, 0, 0, 0), dcp::Size(1069, 448), dcp::Size(1069, 578), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_RGB24, false, false);
+ image->crop_scale_window (Crop(2048, 0, 0, 0), dcp::Size(1069, 448), dcp::Size(1069, 578), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_RGB24, false, false);
+}
+
+BOOST_AUTO_TEST_CASE (crop_scale_window_test3)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/player_seek_test_0.png"));
+ shared_ptr<Image> xyz = proxy->image().first->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGB24, true, false);
+ shared_ptr<Image> cropped = xyz->crop_scale_window(Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_RGB24, false, false);
+ write_image(cropped, "build/test/crop_scale_window_test3.png", "RGB", MagickCore::CharPixel);
+ check_image("test/data/crop_scale_window_test3.png", "build/test/crop_scale_window_test3.png");
+}
+
+BOOST_AUTO_TEST_CASE (crop_scale_window_test4)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/player_seek_test_0.png"));
+ shared_ptr<Image> xyz = proxy->image().first->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGB24, true, false);
+ shared_ptr<Image> cropped = xyz->crop_scale_window(Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_XYZ12LE, false, false);
+ write_image(cropped, "build/test/crop_scale_window_test4.png", "RGB", MagickCore::ShortPixel);
+ check_image("test/data/crop_scale_window_test4.png", "build/test/crop_scale_window_test4.png");
+}
+
+BOOST_AUTO_TEST_CASE (crop_scale_window_test5)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/player_seek_test_0.png"));
+ shared_ptr<Image> xyz = proxy->image().first->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_XYZ12LE, true, false);
+ shared_ptr<Image> cropped = xyz->crop_scale_window(Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_RGB24, false, false);
+ write_image(cropped, "build/test/crop_scale_window_test5.png", "RGB", MagickCore::CharPixel);
+ check_image("test/data/crop_scale_window_test5.png", "build/test/crop_scale_window_test5.png");
+}
+
+BOOST_AUTO_TEST_CASE (crop_scale_window_test6)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/player_seek_test_0.png"));
+ shared_ptr<Image> xyz = proxy->image().first->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_XYZ12LE, true, false);
+ shared_ptr<Image> cropped = xyz->crop_scale_window(Crop(512, 0, 0, 0), dcp::Size(1486, 1080), dcp::Size(1998, 1080), dcp::YUV_TO_RGB_REC709, VIDEO_RANGE_FULL, AV_PIX_FMT_XYZ12LE, false, false);
+ write_image(cropped, "build/test/crop_scale_window_test6.png", "RGB", MagickCore::ShortPixel);
+ check_image("test/data/crop_scale_window_test6.png", "build/test/crop_scale_window_test6.png");
+}
+
+BOOST_AUTO_TEST_CASE (as_png_test)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/3d_test/000001.png"));
+ shared_ptr<Image> image_rgb = proxy->image().first;
+ shared_ptr<Image> image_bgr = image_rgb->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_BGRA, true, false);
+ image_rgb->as_png().write ("build/test/as_png_rgb.png");
+ image_bgr->as_png().write ("build/test/as_png_bgr.png");
+
+ check_image ("test/data/3d_test/000001.png", "build/test/as_png_rgb.png");
+ check_image ("test/data/3d_test/000001.png", "build/test/as_png_bgr.png");
+}
+
+/* Very dumb test to fade black to make sure it stays black */
+static void
+fade_test_format_black (AVPixelFormat f, string name)
+{
+ Image yuv (f, dcp::Size(640, 480), true);
+ yuv.make_black ();
+ yuv.fade (0);
+ string const filename = "fade_test_black_" + name + ".png";
+ yuv.convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGBA, true, false)->as_png().write("build/test/" + filename);
+ check_image ("test/data/" + filename, "build/test/" + filename);
+}
+
+/* Fade red to make sure it stays red */
+static void
+fade_test_format_red (AVPixelFormat f, float amount, string name)
+{
+ shared_ptr<FFmpegImageProxy> proxy(new FFmpegImageProxy("test/data/flat_red.png"));
+ shared_ptr<Image> red = proxy->image().first->convert_pixel_format(dcp::YUV_TO_RGB_REC709, f, true, false);
+ red->fade (amount);
+ string const filename = "fade_test_red_" + name + ".png";
+ red->convert_pixel_format(dcp::YUV_TO_RGB_REC709, AV_PIX_FMT_RGBA, true, false)->as_png().write("build/test/" + filename);
+ check_image ("test/data/" + filename, "build/test/" + filename);
+}
+
+BOOST_AUTO_TEST_CASE (fade_test)
+{
+ fade_test_format_black (AV_PIX_FMT_YUV420P, "yuv420p");
+ fade_test_format_black (AV_PIX_FMT_YUV422P10, "yuv422p10");
+ fade_test_format_black (AV_PIX_FMT_RGB24, "rgb24");
+ fade_test_format_black (AV_PIX_FMT_XYZ12LE, "xyz12le");
+ fade_test_format_black (AV_PIX_FMT_RGB48LE, "rgb48le");
+
+ fade_test_format_red (AV_PIX_FMT_YUV420P, 0, "yuv420p_0");
+ fade_test_format_red (AV_PIX_FMT_YUV420P, 0.5, "yuv420p_50");
+ fade_test_format_red (AV_PIX_FMT_YUV420P, 1, "yuv420p_100");
+ fade_test_format_red (AV_PIX_FMT_YUV422P10, 0, "yuv422p10_0");
+ fade_test_format_red (AV_PIX_FMT_YUV422P10, 0.5, "yuv422p10_50");
+ fade_test_format_red (AV_PIX_FMT_YUV422P10, 1, "yuv422p10_100");
+ fade_test_format_red (AV_PIX_FMT_RGB24, 0, "rgb24_0");
+ fade_test_format_red (AV_PIX_FMT_RGB24, 0.5, "rgb24_50");
+ fade_test_format_red (AV_PIX_FMT_RGB24, 1, "rgb24_100");
+ fade_test_format_red (AV_PIX_FMT_XYZ12LE, 0, "xyz12le_0");
+ fade_test_format_red (AV_PIX_FMT_XYZ12LE, 0.5, "xyz12le_50");
+ fade_test_format_red (AV_PIX_FMT_XYZ12LE, 1, "xyz12le_100");
+ fade_test_format_red (AV_PIX_FMT_RGB48LE, 0, "rgb48le_0");
+ fade_test_format_red (AV_PIX_FMT_RGB48LE, 0.5, "rgb48le_50");
+ fade_test_format_red (AV_PIX_FMT_RGB48LE, 1, "rgb48le_100");
+}