projects / dcpomatic.git / blobdiff
? search:
summary | shortlog | log | commit | commitdiff | tree
raw | inline | side by side
Fill test disk partitions with random noise to expose more bugs.
[dcpomatic.git] / test / image_test.cc
diff --git a/test/image_test.cc b/test/image_test.cc
index 395aef8fd60a582ad1f71badb00578ba0bc74c86..94b7ba017d07696bd47ab770db0787f8d46a673d 100644 (file)
--- a/test/image_test.cc
+++ b/test/image_test.cc
@@ -30,6 +30,8 @@
 #include "lib/image.h"
 #include "lib/image_content.h"
 #include "lib/image_decoder.h"
+#include "lib/image_jpeg.h"
+#include "lib/image_png.h"
 #include "lib/ffmpeg_image_proxy.h"
 #include "test.h"
 #include <boost/test/unit_test.hpp>
@@ -147,7 +149,7 @@ void
 alpha_blend_test_one (AVPixelFormat format, string suffix)
 {
        auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "prophet_frame.tiff");
-       auto raw = proxy->image(Image::Alignment::COMPACT).image;
+       auto raw = proxy->image(Image::Alignment::PADDED).image;
        auto background = raw->convert_pixel_format (dcp::YUVToRGB::REC709, format, Image::Alignment::PADDED, false);
 
        auto overlay = make_shared<Image>(AV_PIX_FMT_BGRA, dcp::Size(431, 891), Image::Alignment::PADDED);
@@ -199,6 +201,43 @@ BOOST_AUTO_TEST_CASE (alpha_blend_test)
 }
 
 
+/** Test Image::alpha_blend when the "base" image is XYZ12LE */
+BOOST_AUTO_TEST_CASE (alpha_blend_test_onto_xyz)
+{
+       Image xyz(AV_PIX_FMT_XYZ12LE, dcp::Size(50, 50), Image::Alignment::PADDED);
+       xyz.make_black();
+
+       auto overlay = make_shared<Image>(AV_PIX_FMT_RGBA, dcp::Size(8, 8), Image::Alignment::PADDED);
+       for (int y = 0; y < 8; ++y) {
+               uint8_t* p = overlay->data()[0] + (y * overlay->stride()[0]);
+               for (int x = 0; x < 8; ++x) {
+                       *p++ = 255;
+                       *p++ = 0;
+                       *p++ = 0;
+                       *p++ = 255;
+               }
+       }
+
+       xyz.alpha_blend(overlay, Position<int>(4, 4));
+
+       for (int y = 0; y < 50; ++y) {
+               uint16_t* p = reinterpret_cast<uint16_t*>(xyz.data()[0]) + (y * xyz.stride()[0] / 2);
+               for (int x = 0; x < 50; ++x) {
+                       if (4 <= x && x < 12 && 4 <= y && y < 12) {
+                               BOOST_REQUIRE_EQUAL(p[0], 45078U);
+                               BOOST_REQUIRE_EQUAL(p[1], 34939U);
+                               BOOST_REQUIRE_EQUAL(p[2], 13892U);
+                       } else {
+                               BOOST_REQUIRE_EQUAL(p[0], 0U);
+                               BOOST_REQUIRE_EQUAL(p[1], 0U);
+                               BOOST_REQUIRE_EQUAL(p[2], 0U);
+                       }
+                       p += 3;
+               }
+       }
+}
+
+
 /** Test merge (list<PositionImage>) with a single image */
 BOOST_AUTO_TEST_CASE (merge_test1)
 {
@@ -273,7 +312,7 @@ BOOST_AUTO_TEST_CASE (merge_test2)
 BOOST_AUTO_TEST_CASE (crop_scale_window_test)
 {
        auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
-       auto raw = proxy->image(Image::Alignment::COMPACT).image;
+       auto raw = proxy->image(Image::Alignment::PADDED).image;
        auto out = raw->crop_scale_window(
                Crop(), dcp::Size(1998, 836), dcp::Size(1998, 1080), dcp::YUVToRGB::REC709, VideoRange::FULL, AV_PIX_FMT_YUV420P, VideoRange::FULL, Image::Alignment::PADDED, false
                );
@@ -299,7 +338,7 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test2)
 BOOST_AUTO_TEST_CASE (crop_scale_window_test3)
 {
        auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
-       auto xyz = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
+       auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
        auto cropped = xyz->crop_scale_window(
                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
                );
@@ -311,7 +350,7 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test3)
 BOOST_AUTO_TEST_CASE (crop_scale_window_test4)
 {
        auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
-       auto xyz = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
+       auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
        auto cropped = xyz->crop_scale_window(
                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
                );
@@ -323,7 +362,7 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test4)
 BOOST_AUTO_TEST_CASE (crop_scale_window_test5)
 {
        auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
-       auto xyz = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
+       auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
        auto cropped = xyz->crop_scale_window(
                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
                );
@@ -335,7 +374,7 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test5)
 BOOST_AUTO_TEST_CASE (crop_scale_window_test6)
 {
        auto proxy = make_shared<FFmpegImageProxy>(TestPaths::private_data() / "player_seek_test_0.png");
-       auto xyz = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
+       auto xyz = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_XYZ12LE, Image::Alignment::PADDED, false);
        auto cropped = xyz->crop_scale_window(
                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
                );
@@ -350,7 +389,7 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test7)
        using namespace boost::filesystem;
        for (int left_crop = 0; left_crop < 8; ++left_crop) {
                auto proxy = make_shared<FFmpegImageProxy>("test/data/rgb_grey_testcard.png");
-               auto yuv = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_YUV420P, Image::Alignment::PADDED, false);
+               auto yuv = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_YUV420P, Image::Alignment::PADDED, false);
                int rounded = left_crop - (left_crop % 2);
                auto cropped = yuv->crop_scale_window(
                        Crop(left_crop, 0, 0, 0),
@@ -373,16 +412,29 @@ BOOST_AUTO_TEST_CASE (crop_scale_window_test7)
 BOOST_AUTO_TEST_CASE (as_png_test)
 {
        auto proxy = make_shared<FFmpegImageProxy>("test/data/3d_test/000001.png");
-       auto image_rgb = proxy->image(Image::Alignment::COMPACT).image;
+       auto image_rgb = proxy->image(Image::Alignment::PADDED).image;
        auto image_bgr = image_rgb->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_BGRA, Image::Alignment::PADDED, false);
-       image_rgb->as_png().write ("build/test/as_png_rgb.png");
-       image_bgr->as_png().write ("build/test/as_png_bgr.png");
+       image_as_png(image_rgb).write ("build/test/as_png_rgb.png");
+       image_as_png(image_bgr).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");
 }
 
 
+BOOST_AUTO_TEST_CASE (as_jpeg_test)
+{
+       auto proxy = make_shared<FFmpegImageProxy>("test/data/3d_test/000001.png");
+       auto image_rgb = proxy->image(Image::Alignment::PADDED).image;
+       auto image_bgr = image_rgb->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_BGRA, Image::Alignment::PADDED, false);
+       image_as_jpeg(image_rgb, 60).write("build/test/as_jpeg_rgb.jpeg");
+       image_as_jpeg(image_bgr, 60).write("build/test/as_jpeg_bgr.jpeg");
+
+       check_image ("test/data/as_jpeg_rgb.jpeg", "build/test/as_jpeg_rgb.jpeg");
+       check_image ("test/data/as_jpeg_bgr.jpeg", "build/test/as_jpeg_bgr.jpeg");
+}
+
+
 /* Very dumb test to fade black to make sure it stays black */
 static void
 fade_test_format_black (AVPixelFormat f, string name)
@@ -391,7 +443,7 @@ fade_test_format_black (AVPixelFormat f, string name)
        yuv.make_black ();
        yuv.fade (0);
        string const filename = "fade_test_black_" + name + ".png";
-       yuv.convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)->as_png().write("build/test/" + filename);
+       image_as_png(yuv.convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)).write("build/test/" + filename);
        check_image ("test/data/" + filename, "build/test/" + filename);
 }
 
@@ -401,10 +453,10 @@ static void
 fade_test_format_red (AVPixelFormat f, float amount, string name)
 {
        auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
-       auto red = proxy->image(Image::Alignment::COMPACT).image->convert_pixel_format(dcp::YUVToRGB::REC709, f, Image::Alignment::PADDED, false);
+       auto red = proxy->image(Image::Alignment::PADDED).image->convert_pixel_format(dcp::YUVToRGB::REC709, f, Image::Alignment::PADDED, false);
        red->fade (amount);
        string const filename = "fade_test_red_" + name + ".png";
-       red->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)->as_png().write("build/test/" + filename);
+       image_as_png(red->convert_pixel_format(dcp::YUVToRGB::REC709, AV_PIX_FMT_RGBA, Image::Alignment::PADDED, false)).write("build/test/" + filename);
        check_image ("test/data/" + filename, "build/test/" + filename);
 }
 
@@ -505,7 +557,7 @@ BOOST_AUTO_TEST_CASE (make_black_test)
 BOOST_AUTO_TEST_CASE (make_part_black_test)
 {
        auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
-       auto original = proxy->image(Image::Alignment::COMPACT).image;
+       auto original = proxy->image(Image::Alignment::PADDED).image;
 
        list<AVPixelFormat> pix_fmts = {
                AV_PIX_FMT_RGB24,
2.0 development branch of dcpomatic