+
+
+BOOST_AUTO_TEST_CASE (make_black_test)
+{
+ dcp::Size in_size (512, 512);
+ dcp::Size out_size (1024, 1024);
+
+ list<AVPixelFormat> pix_fmts = {
+ AV_PIX_FMT_RGB24, // 2
+ AV_PIX_FMT_ARGB,
+ AV_PIX_FMT_RGBA,
+ AV_PIX_FMT_ABGR,
+ AV_PIX_FMT_BGRA,
+ AV_PIX_FMT_YUV420P, // 0
+ AV_PIX_FMT_YUV411P,
+ AV_PIX_FMT_YUV422P10LE,
+ AV_PIX_FMT_YUV422P16LE,
+ AV_PIX_FMT_YUV444P9LE,
+ AV_PIX_FMT_YUV444P9BE,
+ AV_PIX_FMT_YUV444P10LE,
+ AV_PIX_FMT_YUV444P10BE,
+ AV_PIX_FMT_UYVY422,
+ AV_PIX_FMT_YUVJ420P,
+ AV_PIX_FMT_YUVJ422P,
+ AV_PIX_FMT_YUVJ444P,
+ AV_PIX_FMT_YUVA420P9BE,
+ AV_PIX_FMT_YUVA422P9BE,
+ AV_PIX_FMT_YUVA444P9BE,
+ AV_PIX_FMT_YUVA420P9LE,
+ AV_PIX_FMT_YUVA422P9LE,
+ AV_PIX_FMT_YUVA444P9LE,
+ AV_PIX_FMT_YUVA420P10BE,
+ AV_PIX_FMT_YUVA422P10BE,
+ AV_PIX_FMT_YUVA444P10BE,
+ AV_PIX_FMT_YUVA420P10LE,
+ AV_PIX_FMT_YUVA422P10LE,
+ AV_PIX_FMT_YUVA444P10LE,
+ AV_PIX_FMT_YUVA420P16BE,
+ AV_PIX_FMT_YUVA422P16BE,
+ AV_PIX_FMT_YUVA444P16BE,
+ AV_PIX_FMT_YUVA420P16LE,
+ AV_PIX_FMT_YUVA422P16LE,
+ AV_PIX_FMT_YUVA444P16LE,
+ AV_PIX_FMT_RGB555LE, // 46
+ };
+
+ int N = 0;
+ for (auto i: pix_fmts) {
+ auto foo = make_shared<Image>(i, in_size, Image::Alignment::PADDED);
+ foo->make_black ();
+ auto bar = foo->scale (out_size, dcp::YUVToRGB::REC601, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
+
+ uint8_t* p = bar->data()[0];
+ for (int y = 0; y < bar->size().height; ++y) {
+ uint8_t* q = p;
+ for (int x = 0; x < bar->line_size()[0]; ++x) {
+ if (*q != 0) {
+ std::cerr << "x=" << x << ", (x%3)=" << (x%3) << "\n";
+ }
+ BOOST_CHECK_EQUAL (*q++, 0);
+ }
+ p += bar->stride()[0];
+ }
+
+ ++N;
+ }
+}
+
+
+BOOST_AUTO_TEST_CASE (make_part_black_test)
+{
+ auto proxy = make_shared<FFmpegImageProxy>("test/data/flat_red.png");
+ auto original = proxy->image(Image::Alignment::PADDED).image;
+
+ list<AVPixelFormat> pix_fmts = {
+ AV_PIX_FMT_RGB24,
+ AV_PIX_FMT_ARGB,
+ AV_PIX_FMT_RGBA,
+ AV_PIX_FMT_ABGR,
+ AV_PIX_FMT_BGRA,
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_YUV422P10LE,
+ };
+
+ list<std::pair<int, int>> positions = {
+ { 0, 256 },
+ { 128, 64 },
+ };
+
+ int N = 0;
+ for (auto i: pix_fmts) {
+ for (auto j: positions) {
+ auto foo = original->convert_pixel_format(dcp::YUVToRGB::REC601, i, Image::Alignment::PADDED, false);
+ foo->make_part_black (j.first, j.second);
+ auto bar = foo->convert_pixel_format (dcp::YUVToRGB::REC601, AV_PIX_FMT_RGB24, Image::Alignment::PADDED, false);
+
+ auto p = bar->data()[0];
+ for (int y = 0; y < bar->size().height; ++y) {
+ auto q = p;
+ for (int x = 0; x < bar->size().width; ++x) {
+ int r = *q++;
+ int g = *q++;
+ int b = *q++;
+ if (x >= j.first && x < (j.first + j.second)) {
+ BOOST_CHECK_MESSAGE (
+ r < 3, "red=" << static_cast<int>(r) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
+ );
+ } else {
+ BOOST_CHECK_MESSAGE (
+ r >= 252, "red=" << static_cast<int>(r) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
+ );
+
+ }
+ BOOST_CHECK_MESSAGE (
+ g == 0, "green=" << static_cast<int>(g) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
+ );
+ BOOST_CHECK_MESSAGE (
+ b == 0, "blue=" << static_cast<int>(b) << " at (" << x << "," << y << ") format " << i << " from " << j.first << " width " << j.second
+ );
+ }
+ p += bar->stride()[0];
+ }
+
+ ++N;
+ }
+ }
+}
+
+
+/** Make sure the image isn't corrupted if it is cropped too much. This can happen when a
+ * filler 128x128 black frame is emitted from the FFmpegDecoder and the overall crop in either direction
+ * is greater than 128 pixels.
+ */
+BOOST_AUTO_TEST_CASE (over_crop_test)
+{
+ auto image = make_shared<Image>(AV_PIX_FMT_RGB24, dcp::Size(128, 128), Image::Alignment::PADDED);
+ image->make_black ();
+ auto scaled = image->crop_scale_window (
+ 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
+ );
+ string const filename = "over_crop_test.png";
+ write_image (scaled, "build/test/" + filename);
+ check_image ("test/data/" + filename, "build/test/" + filename);
+}