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Merge branch 4.x
This commit is contained in:
Alexander Smorkalov
@@ -0,0 +1,536 @@
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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#include "test_precomp.hpp"
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namespace opencv_test { namespace {
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static void readFileBytes(const std::string& fname, std::vector<unsigned char>& buf)
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{
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FILE * wfile = fopen(fname.c_str(), "rb");
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if (wfile != NULL)
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{
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fseek(wfile, 0, SEEK_END);
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size_t wfile_size = ftell(wfile);
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fseek(wfile, 0, SEEK_SET);
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buf.resize(wfile_size);
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size_t data_size = fread(&buf[0], 1, wfile_size, wfile);
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if(wfile)
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{
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fclose(wfile);
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}
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EXPECT_EQ(data_size, wfile_size);
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}
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}
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static bool fillFrames(Animation& animation, bool hasAlpha, int n = 14)
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{
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// Set the path to the test image directory and filename for loading.
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const string root = cvtest::TS::ptr()->get_data_path();
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const string filename = root + "pngsuite/tp1n3p08.png";
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EXPECT_TRUE(imreadanimation(filename, animation));
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EXPECT_EQ(1000, animation.durations.back());
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if (!hasAlpha)
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cvtColor(animation.frames[0], animation.frames[0], COLOR_BGRA2BGR);
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animation.loop_count = 0xffff; // 0xffff is the maximum value to set.
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// Add the first frame with a duration value of 400 milliseconds.
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int duration = 80;
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animation.durations[0] = duration * 5;
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Mat image = animation.frames[0].clone();
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putText(animation.frames[0], "0", Point(5, 28), FONT_HERSHEY_SIMPLEX, .5, Scalar(100, 255, 0, 255), 2);
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// Define a region of interest (ROI)
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Rect roi(2, 16, 26, 16);
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// Modify the ROI in n iterations to simulate slight changes in animation frames.
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for (int i = 1; i < n; i++)
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{
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roi.x++;
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roi.width -= 2;
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RNG rng = theRNG();
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for (int x = roi.x; x < roi.x + roi.width; x++)
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for (int y = roi.y; y < roi.y + roi.height; y++)
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{
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if (hasAlpha)
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{
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Vec4b& pixel = image.at<Vec4b>(y, x);
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if (pixel[3] > 0)
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{
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if (pixel[0] > 10) pixel[0] -= (uchar)rng.uniform(2, 5);
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if (pixel[1] > 10) pixel[1] -= (uchar)rng.uniform(2, 5);
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if (pixel[2] > 10) pixel[2] -= (uchar)rng.uniform(2, 5);
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pixel[3] -= (uchar)rng.uniform(2, 5);
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}
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}
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else
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{
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Vec3b& pixel = image.at<Vec3b>(y, x);
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if (pixel[0] > 50) pixel[0] -= (uchar)rng.uniform(2, 5);
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if (pixel[1] > 50) pixel[1] -= (uchar)rng.uniform(2, 5);
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if (pixel[2] > 50) pixel[2] -= (uchar)rng.uniform(2, 5);
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}
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}
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// Update the duration and add the modified frame to the animation.
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duration += rng.uniform(2, 10); // Increase duration with random value (to be sure different duration values saved correctly).
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animation.frames.push_back(image.clone());
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putText(animation.frames[i], format("%d", i), Point(5, 28), FONT_HERSHEY_SIMPLEX, .5, Scalar(100, 255, 0, 255), 2);
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animation.durations.push_back(duration);
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}
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// Add two identical frames with the same duration.
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if (animation.frames.size() > 1 && animation.frames.size() < 20)
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{
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animation.durations.push_back(++duration);
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animation.frames.push_back(animation.frames.back());
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animation.durations.push_back(++duration);
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animation.frames.push_back(animation.frames.back());
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}
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return true;
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}
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#ifdef HAVE_IMGCODEC_GIF
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TEST(Imgcodecs_Gif, imwriteanimation_rgba)
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{
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Animation s_animation, l_animation;
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EXPECT_TRUE(fillFrames(s_animation, true));
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s_animation.bgcolor = Scalar(0, 0, 0, 0); // TO DO not implemented yet.
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// Create a temporary output filename for saving the animation.
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string output = cv::tempfile(".gif");
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// Write the animation to a .webp file and verify success.
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EXPECT_TRUE(imwriteanimation(output, s_animation));
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// Read the animation back and compare with the original.
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EXPECT_TRUE(imreadanimation(output, l_animation));
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size_t expected_frame_count = s_animation.frames.size();
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// Verify that the number of frames matches the expected count.
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EXPECT_EQ(expected_frame_count, imcount(output));
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EXPECT_EQ(expected_frame_count, l_animation.frames.size());
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// Check that the background color and loop count match between saved and loaded animations.
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EXPECT_EQ(l_animation.bgcolor, s_animation.bgcolor); // written as BGRA order
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EXPECT_EQ(l_animation.loop_count, s_animation.loop_count);
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// Verify that the durations of frames match.
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for (size_t i = 0; i < l_animation.frames.size() - 1; i++)
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EXPECT_EQ(cvRound(s_animation.durations[i] / 10), cvRound(l_animation.durations[i] / 10));
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EXPECT_TRUE(imreadanimation(output, l_animation, 5, 3));
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EXPECT_EQ(expected_frame_count + 3, l_animation.frames.size());
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EXPECT_EQ(l_animation.frames.size(), l_animation.durations.size());
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[5], l_animation.frames[16], NORM_INF));
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[6], l_animation.frames[17], NORM_INF));
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[7], l_animation.frames[18], NORM_INF));
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// Verify whether the imread function successfully loads the first frame
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Mat frame = imread(output, IMREAD_UNCHANGED);
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[0], frame, NORM_INF));
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std::vector<uchar> buf;
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readFileBytes(output, buf);
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vector<Mat> webp_frames;
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EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, webp_frames));
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EXPECT_EQ(expected_frame_count, webp_frames.size());
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// Clean up by removing the temporary file.
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EXPECT_EQ(0, remove(output.c_str()));
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}
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#endif // HAVE_IMGCODEC_GIF
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#ifdef HAVE_WEBP
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TEST(Imgcodecs_WebP, imwriteanimation_rgba)
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{
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Animation s_animation, l_animation;
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EXPECT_TRUE(fillFrames(s_animation, true));
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s_animation.bgcolor = Scalar(50, 100, 150, 128); // different values for test purpose.
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// Create a temporary output filename for saving the animation.
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string output = cv::tempfile(".webp");
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// Write the animation to a .webp file and verify success.
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EXPECT_TRUE(imwriteanimation(output, s_animation));
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// Read the animation back and compare with the original.
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EXPECT_TRUE(imreadanimation(output, l_animation));
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// Since the last frames are identical, WebP optimizes by storing only one of them,
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// and the duration value for the last frame is handled by libwebp.
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size_t expected_frame_count = s_animation.frames.size() - 2;
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// Verify that the number of frames matches the expected count.
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EXPECT_EQ(expected_frame_count, imcount(output));
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EXPECT_EQ(expected_frame_count, l_animation.frames.size());
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// Check that the background color and loop count match between saved and loaded animations.
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EXPECT_EQ(l_animation.bgcolor, s_animation.bgcolor); // written as BGRA order
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EXPECT_EQ(l_animation.loop_count, s_animation.loop_count);
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// Verify that the durations of frames match.
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for (size_t i = 0; i < l_animation.frames.size() - 1; i++)
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EXPECT_EQ(s_animation.durations[i], l_animation.durations[i]);
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EXPECT_TRUE(imreadanimation(output, l_animation, 5, 3));
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EXPECT_EQ(expected_frame_count + 3, l_animation.frames.size());
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EXPECT_EQ(l_animation.frames.size(), l_animation.durations.size());
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[5], l_animation.frames[14], NORM_INF));
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[6], l_animation.frames[15], NORM_INF));
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[7], l_animation.frames[16], NORM_INF));
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// Verify whether the imread function successfully loads the first frame
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Mat frame = imread(output, IMREAD_UNCHANGED);
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[0], frame, NORM_INF));
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std::vector<uchar> buf;
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readFileBytes(output, buf);
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vector<Mat> webp_frames;
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EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, webp_frames));
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EXPECT_EQ(expected_frame_count, webp_frames.size());
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// Clean up by removing the temporary file.
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EXPECT_EQ(0, remove(output.c_str()));
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}
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TEST(Imgcodecs_WebP, imwriteanimation_rgb)
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{
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Animation s_animation, l_animation;
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EXPECT_TRUE(fillFrames(s_animation, false));
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// Create a temporary output filename for saving the animation.
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string output = cv::tempfile(".webp");
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// Write the animation to a .webp file and verify success.
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EXPECT_TRUE(imwriteanimation(output, s_animation));
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// Read the animation back and compare with the original.
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EXPECT_TRUE(imreadanimation(output, l_animation));
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// Since the last frames are identical, WebP optimizes by storing only one of them,
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// and the duration value for the last frame is handled by libwebp.
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size_t expected_frame_count = s_animation.frames.size() - 2;
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// Verify that the number of frames matches the expected count.
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EXPECT_EQ(expected_frame_count, imcount(output));
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EXPECT_EQ(expected_frame_count, l_animation.frames.size());
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// Verify that the durations of frames match.
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for (size_t i = 0; i < l_animation.frames.size() - 1; i++)
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EXPECT_EQ(s_animation.durations[i], l_animation.durations[i]);
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EXPECT_TRUE(imreadanimation(output, l_animation, 5, 3));
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EXPECT_EQ(expected_frame_count + 3, l_animation.frames.size());
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EXPECT_EQ(l_animation.frames.size(), l_animation.durations.size());
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EXPECT_TRUE(cvtest::norm(l_animation.frames[5], l_animation.frames[14], NORM_INF) == 0);
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EXPECT_TRUE(cvtest::norm(l_animation.frames[6], l_animation.frames[15], NORM_INF) == 0);
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EXPECT_TRUE(cvtest::norm(l_animation.frames[7], l_animation.frames[16], NORM_INF) == 0);
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// Verify whether the imread function successfully loads the first frame
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Mat frame = imread(output, IMREAD_COLOR);
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EXPECT_TRUE(cvtest::norm(l_animation.frames[0], frame, NORM_INF) == 0);
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std::vector<uchar> buf;
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readFileBytes(output, buf);
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vector<Mat> webp_frames;
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EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, webp_frames));
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EXPECT_EQ(expected_frame_count,webp_frames.size());
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// Clean up by removing the temporary file.
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EXPECT_EQ(0, remove(output.c_str()));
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}
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TEST(Imgcodecs_WebP, imwritemulti_rgba)
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{
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Animation s_animation;
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EXPECT_TRUE(fillFrames(s_animation, true));
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string output = cv::tempfile(".webp");
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ASSERT_TRUE(imwrite(output, s_animation.frames));
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vector<Mat> read_frames;
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ASSERT_TRUE(imreadmulti(output, read_frames, IMREAD_UNCHANGED));
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EXPECT_EQ(s_animation.frames.size() - 2, read_frames.size());
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EXPECT_EQ(4, s_animation.frames[0].channels());
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EXPECT_EQ(0, remove(output.c_str()));
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}
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TEST(Imgcodecs_WebP, imwritemulti_rgb)
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{
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Animation s_animation;
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EXPECT_TRUE(fillFrames(s_animation, false));
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string output = cv::tempfile(".webp");
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ASSERT_TRUE(imwrite(output, s_animation.frames));
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vector<Mat> read_frames;
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ASSERT_TRUE(imreadmulti(output, read_frames));
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EXPECT_EQ(s_animation.frames.size() - 2, read_frames.size());
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EXPECT_EQ(0, remove(output.c_str()));
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}
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TEST(Imgcodecs_WebP, imencode_rgba)
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{
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Animation s_animation;
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EXPECT_TRUE(fillFrames(s_animation, true, 3));
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std::vector<uchar> buf;
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vector<Mat> apng_frames;
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// Test encoding and decoding the images in memory (without saving to disk).
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EXPECT_TRUE(imencode(".webp", s_animation.frames, buf));
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EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, apng_frames));
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EXPECT_EQ(s_animation.frames.size() - 2, apng_frames.size());
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}
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#endif // HAVE_WEBP
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#ifdef HAVE_PNG
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TEST(Imgcodecs_APNG, imwriteanimation_rgba)
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{
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Animation s_animation, l_animation;
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EXPECT_TRUE(fillFrames(s_animation, true));
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|
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// Create a temporary output filename for saving the animation.
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string output = cv::tempfile(".png");
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|
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// Write the animation to a .png file and verify success.
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EXPECT_TRUE(imwriteanimation(output, s_animation));
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|
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// Read the animation back and compare with the original.
|
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EXPECT_TRUE(imreadanimation(output, l_animation));
|
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|
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size_t expected_frame_count = s_animation.frames.size() - 2;
|
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|
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// Verify that the number of frames matches the expected count.
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EXPECT_EQ(expected_frame_count, imcount(output));
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EXPECT_EQ(expected_frame_count, l_animation.frames.size());
|
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|
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for (size_t i = 0; i < l_animation.frames.size() - 1; i++)
|
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{
|
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EXPECT_EQ(s_animation.durations[i], l_animation.durations[i]);
|
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EXPECT_EQ(0, cvtest::norm(s_animation.frames[i], l_animation.frames[i], NORM_INF));
|
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}
|
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|
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EXPECT_TRUE(imreadanimation(output, l_animation, 5, 3));
|
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EXPECT_EQ(expected_frame_count + 3, l_animation.frames.size());
|
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EXPECT_EQ(l_animation.frames.size(), l_animation.durations.size());
|
||||
EXPECT_EQ(0, cvtest::norm(l_animation.frames[5], l_animation.frames[14], NORM_INF));
|
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[6], l_animation.frames[15], NORM_INF));
|
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EXPECT_EQ(0, cvtest::norm(l_animation.frames[7], l_animation.frames[16], NORM_INF));
|
||||
|
||||
// Verify whether the imread function successfully loads the first frame
|
||||
Mat frame = imread(output, IMREAD_UNCHANGED);
|
||||
EXPECT_EQ(0, cvtest::norm(l_animation.frames[0], frame, NORM_INF));
|
||||
|
||||
std::vector<uchar> buf;
|
||||
readFileBytes(output, buf);
|
||||
vector<Mat> apng_frames;
|
||||
|
||||
EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, apng_frames));
|
||||
EXPECT_EQ(expected_frame_count, apng_frames.size());
|
||||
|
||||
apng_frames.clear();
|
||||
// Test saving the animation frames as individual still images.
|
||||
EXPECT_TRUE(imwrite(output, s_animation.frames));
|
||||
|
||||
// Read back the still images into a vector of Mats.
|
||||
EXPECT_TRUE(imreadmulti(output, apng_frames));
|
||||
|
||||
// Expect all frames written as multi-page image
|
||||
EXPECT_EQ(expected_frame_count, apng_frames.size());
|
||||
|
||||
// Clean up by removing the temporary file.
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwriteanimation_rgba16u)
|
||||
{
|
||||
Animation s_animation, l_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, true));
|
||||
|
||||
for (size_t i = 0; i < s_animation.frames.size(); i++)
|
||||
{
|
||||
s_animation.frames[i].convertTo(s_animation.frames[i], CV_16U, 255);
|
||||
}
|
||||
// Create a temporary output filename for saving the animation.
|
||||
string output = cv::tempfile(".png");
|
||||
|
||||
// Write the animation to a .png file and verify success.
|
||||
EXPECT_TRUE(imwriteanimation(output, s_animation));
|
||||
|
||||
// Read the animation back and compare with the original.
|
||||
EXPECT_TRUE(imreadanimation(output, l_animation));
|
||||
|
||||
size_t expected_frame_count = s_animation.frames.size() - 2;
|
||||
|
||||
// Verify that the number of frames matches the expected count.
|
||||
EXPECT_EQ(expected_frame_count, imcount(output));
|
||||
EXPECT_EQ(expected_frame_count, l_animation.frames.size());
|
||||
|
||||
std::vector<uchar> buf;
|
||||
readFileBytes(output, buf);
|
||||
vector<Mat> apng_frames;
|
||||
|
||||
EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, apng_frames));
|
||||
EXPECT_EQ(expected_frame_count, apng_frames.size());
|
||||
|
||||
apng_frames.clear();
|
||||
// Test saving the animation frames as individual still images.
|
||||
EXPECT_TRUE(imwrite(output, s_animation.frames));
|
||||
|
||||
// Read back the still images into a vector of Mats.
|
||||
EXPECT_TRUE(imreadmulti(output, apng_frames));
|
||||
|
||||
// Expect all frames written as multi-page image
|
||||
EXPECT_EQ(expected_frame_count, apng_frames.size());
|
||||
|
||||
// Clean up by removing the temporary file.
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwriteanimation_rgb)
|
||||
{
|
||||
Animation s_animation, l_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, false));
|
||||
|
||||
string output = cv::tempfile(".png");
|
||||
|
||||
// Write the animation to a .png file and verify success.
|
||||
EXPECT_TRUE(imwriteanimation(output, s_animation));
|
||||
|
||||
// Read the animation back and compare with the original.
|
||||
EXPECT_TRUE(imreadanimation(output, l_animation));
|
||||
EXPECT_EQ(l_animation.frames.size(), s_animation.frames.size() - 2);
|
||||
for (size_t i = 0; i < l_animation.frames.size() - 1; i++)
|
||||
{
|
||||
EXPECT_EQ(0, cvtest::norm(s_animation.frames[i], l_animation.frames[i], NORM_INF));
|
||||
}
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwritemulti_rgba)
|
||||
{
|
||||
Animation s_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, true));
|
||||
|
||||
string output = cv::tempfile(".png");
|
||||
EXPECT_EQ(true, imwrite(output, s_animation.frames));
|
||||
vector<Mat> read_frames;
|
||||
EXPECT_EQ(true, imreadmulti(output, read_frames, IMREAD_UNCHANGED));
|
||||
EXPECT_EQ(read_frames.size(), s_animation.frames.size() - 2);
|
||||
EXPECT_EQ(imcount(output), read_frames.size());
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwritemulti_rgb)
|
||||
{
|
||||
Animation s_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, false));
|
||||
|
||||
string output = cv::tempfile(".png");
|
||||
ASSERT_TRUE(imwrite(output, s_animation.frames));
|
||||
vector<Mat> read_frames;
|
||||
ASSERT_TRUE(imreadmulti(output, read_frames));
|
||||
EXPECT_EQ(read_frames.size(), s_animation.frames.size() - 2);
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
|
||||
for (size_t i = 0; i < read_frames.size(); i++)
|
||||
{
|
||||
EXPECT_EQ(0, cvtest::norm(s_animation.frames[i], read_frames[i], NORM_INF));
|
||||
}
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwritemulti_gray)
|
||||
{
|
||||
Animation s_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, false));
|
||||
|
||||
for (size_t i = 0; i < s_animation.frames.size(); i++)
|
||||
{
|
||||
cvtColor(s_animation.frames[i], s_animation.frames[i], COLOR_BGR2GRAY);
|
||||
}
|
||||
|
||||
string output = cv::tempfile(".png");
|
||||
EXPECT_TRUE(imwrite(output, s_animation.frames));
|
||||
vector<Mat> read_frames;
|
||||
EXPECT_TRUE(imreadmulti(output, read_frames));
|
||||
EXPECT_EQ(1, read_frames[0].channels());
|
||||
read_frames.clear();
|
||||
EXPECT_TRUE(imreadmulti(output, read_frames, IMREAD_UNCHANGED));
|
||||
EXPECT_EQ(1, read_frames[0].channels());
|
||||
read_frames.clear();
|
||||
EXPECT_TRUE(imreadmulti(output, read_frames, IMREAD_COLOR));
|
||||
EXPECT_EQ(3, read_frames[0].channels());
|
||||
read_frames.clear();
|
||||
EXPECT_TRUE(imreadmulti(output, read_frames, IMREAD_GRAYSCALE));
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
|
||||
for (size_t i = 0; i < read_frames.size(); i++)
|
||||
{
|
||||
EXPECT_EQ(0, cvtest::norm(s_animation.frames[i], read_frames[i], NORM_INF));
|
||||
}
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imwriteanimation_bgcolor)
|
||||
{
|
||||
Animation s_animation, l_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, true, 2));
|
||||
s_animation.bgcolor = Scalar(50, 100, 150, 128); // different values for test purpose.
|
||||
|
||||
// Create a temporary output filename for saving the animation.
|
||||
string output = cv::tempfile(".png");
|
||||
|
||||
// Write the animation to a .png file and verify success.
|
||||
EXPECT_TRUE(imwriteanimation(output, s_animation));
|
||||
|
||||
// Read the animation back and compare with the original.
|
||||
EXPECT_TRUE(imreadanimation(output, l_animation));
|
||||
|
||||
// Check that the background color match between saved and loaded animations.
|
||||
EXPECT_EQ(l_animation.bgcolor, s_animation.bgcolor);
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
|
||||
EXPECT_TRUE(fillFrames(s_animation, true, 2));
|
||||
s_animation.bgcolor = Scalar();
|
||||
|
||||
output = cv::tempfile(".png");
|
||||
EXPECT_TRUE(imwriteanimation(output, s_animation));
|
||||
EXPECT_TRUE(imreadanimation(output, l_animation));
|
||||
EXPECT_EQ(l_animation.bgcolor, s_animation.bgcolor);
|
||||
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_APNG, imencode_rgba)
|
||||
{
|
||||
Animation s_animation;
|
||||
EXPECT_TRUE(fillFrames(s_animation, true, 3));
|
||||
|
||||
std::vector<uchar> buf;
|
||||
vector<Mat> read_frames;
|
||||
// Test encoding and decoding the images in memory (without saving to disk).
|
||||
EXPECT_TRUE(imencode(".png", s_animation.frames, buf));
|
||||
EXPECT_TRUE(imdecodemulti(buf, IMREAD_UNCHANGED, read_frames));
|
||||
EXPECT_EQ(read_frames.size(), s_animation.frames.size() - 2);
|
||||
}
|
||||
|
||||
#endif // HAVE_PNG
|
||||
|
||||
}} // namespace
|
||||
@@ -2,6 +2,9 @@
|
||||
// It is subject to the license terms in the LICENSE file found in the top-level
|
||||
// directory of this distribution and at http://opencv.org/license.html
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include "test_precomp.hpp"
|
||||
|
||||
namespace opencv_test { namespace {
|
||||
@@ -110,7 +113,7 @@ TEST_P(Exif, exif_orientation)
|
||||
}
|
||||
}
|
||||
|
||||
const string exif_files[] =
|
||||
const std::vector<std::string> exif_files
|
||||
{
|
||||
#ifdef HAVE_JPEG
|
||||
"readwrite/testExifOrientation_1.jpg",
|
||||
|
||||
@@ -35,7 +35,8 @@ TEST(Imgcodecs_EXR, readWrite_32FC1)
|
||||
|
||||
ASSERT_TRUE(cv::imwrite(filenameOutput, img));
|
||||
// Check generated file size to ensure that it's compressed with proper options
|
||||
ASSERT_EQ(396u, getFileSize(filenameOutput));
|
||||
ASSERT_LE(396u, getFileSize(filenameOutput)); // OpenEXR 2
|
||||
ASSERT_LE( getFileSize(filenameOutput), 440u); // OpenEXR 3.2+
|
||||
const Mat img2 = cv::imread(filenameOutput, IMREAD_UNCHANGED);
|
||||
ASSERT_EQ(img2.type(), img.type());
|
||||
ASSERT_EQ(img2.size(), img.size());
|
||||
@@ -199,7 +200,11 @@ TEST(Imgcodecs_EXR, read_YC_changeDepth)
|
||||
|
||||
cvtColor(img_rgb, img_rgb, COLOR_RGB2BGR);
|
||||
|
||||
EXPECT_TRUE(cvtest::norm(img, img_rgb, NORM_INF) == 0);
|
||||
// See https://github.com/opencv/opencv/issues/26705
|
||||
// If ALGO_HINT_ACCURATE is set, norm should be 0.
|
||||
// If ALGO_HINT_APPROX is set, norm should be 1(or 0).
|
||||
EXPECT_LE(cvtest::norm(img, img_rgb, NORM_INF),
|
||||
(cv::getDefaultAlgorithmHint() == ALGO_HINT_ACCURATE)?0:1);
|
||||
|
||||
// Cannot test writing, EXR encoder doesn't support 8U depth
|
||||
}
|
||||
|
||||
@@ -0,0 +1,357 @@
|
||||
// This file is part of OpenCV project.
|
||||
// It is subject to the license terms in the LICENSE file found in the top-level directory
|
||||
// of this distribution and at http://opencv.org/license.html
|
||||
#include "test_precomp.hpp"
|
||||
|
||||
#ifdef HAVE_IMGCODEC_GIF
|
||||
|
||||
namespace opencv_test { namespace {
|
||||
|
||||
const string gifsuite_files_multi[]={
|
||||
"basi3p01",
|
||||
"basi3p02",
|
||||
"basi3p04",
|
||||
"basn3p01",
|
||||
"basn3p02",
|
||||
"basn3p04",
|
||||
"ccwn3p08",
|
||||
"ch1n3p04",
|
||||
"cs3n3p08",
|
||||
"cs5n3p08",
|
||||
"cs8n3p08",
|
||||
"g03n3p04",
|
||||
"g04n3p04",
|
||||
"g05n3p04",
|
||||
"g07n3p04",
|
||||
"g10n3p04",
|
||||
"g25n3p04",
|
||||
"s32i3p04",
|
||||
"s32n3p04",
|
||||
"tp0n3p08",
|
||||
};
|
||||
|
||||
const string gifsuite_files_read_single[] = {
|
||||
"basi3p01",
|
||||
"basi3p02",
|
||||
"basi3p04",
|
||||
"basn3p01",
|
||||
"basn3p02",
|
||||
"basn3p04",
|
||||
"ccwn3p08",
|
||||
"cdfn2c08",
|
||||
"cdhn2c08",
|
||||
"cdsn2c08",
|
||||
"cdun2c08",
|
||||
"ch1n3p04",
|
||||
"cs3n3p08",
|
||||
"cs5n2c08",
|
||||
"cs5n3p08",
|
||||
"cs8n2c08",
|
||||
"cs8n3p08",
|
||||
"exif2c08",
|
||||
"g03n2c08",
|
||||
"g03n3p04",
|
||||
"g04n2c08",
|
||||
"g04n3p04",
|
||||
"g05n2c08",
|
||||
"g05n3p04",
|
||||
"g07n2c08",
|
||||
"g07n3p04",
|
||||
"g10n2c08",
|
||||
"g10n3p04"
|
||||
};
|
||||
|
||||
const string gifsuite_files_read_write_suite[]={
|
||||
"g25n2c08",
|
||||
"g25n3p04",
|
||||
"s01i3p01",
|
||||
"s01n3p01",
|
||||
"s02i3p01",
|
||||
"s02n3p01",
|
||||
"s03i3p01",
|
||||
"s03n3p01",
|
||||
"s04i3p01",
|
||||
"s04n3p01",
|
||||
"s05i3p02",
|
||||
"s05n3p02",
|
||||
"s06i3p02",
|
||||
"s06n3p02",
|
||||
"s07i3p02",
|
||||
"s07n3p02",
|
||||
"s08i3p02",
|
||||
"s08n3p02",
|
||||
"s09i3p02",
|
||||
"s09n3p02",
|
||||
"s32i3p04",
|
||||
"s32n3p04",
|
||||
"s33i3p04",
|
||||
"s33n3p04",
|
||||
"s34i3p04",
|
||||
"s34n3p04",
|
||||
"s35i3p04",
|
||||
"s35n3p04",
|
||||
"s36i3p04",
|
||||
"s36n3p04",
|
||||
"s37i3p04",
|
||||
"s37n3p04",
|
||||
"s38i3p04",
|
||||
"s38n3p04",
|
||||
"s39i3p04",
|
||||
"s39n3p04",
|
||||
"s40i3p04",
|
||||
"s40n3p04",
|
||||
"tp0n3p08",
|
||||
};
|
||||
|
||||
const std::pair<string,int> gifsuite_files_bgra[]={
|
||||
make_pair("gif_bgra1",53287),
|
||||
make_pair("gif_bgra2",52651),
|
||||
make_pair("gif_bgra3",54809),
|
||||
make_pair("gif_bgra4",57562),
|
||||
make_pair("gif_bgra5",56733),
|
||||
make_pair("gif_bgra6",52110),
|
||||
};
|
||||
|
||||
TEST(Imgcodecs_Gif, read_gif_multi)
|
||||
{
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string filename = root + "gifsuite/gif_multi.gif";
|
||||
vector<cv::Mat> img_vec_8UC4;
|
||||
ASSERT_NO_THROW(cv::imreadmulti(filename, img_vec_8UC4,0,20,IMREAD_UNCHANGED));
|
||||
EXPECT_EQ(img_vec_8UC4.size(), imcount(filename));
|
||||
vector<cv::Mat> img_vec_8UC3;
|
||||
for(const auto & i : img_vec_8UC4){
|
||||
cv::Mat img_tmp;
|
||||
cvtColor(i,img_tmp,COLOR_BGRA2BGR);
|
||||
img_vec_8UC3.push_back(img_tmp);
|
||||
}
|
||||
const long unsigned int expected_size=20;
|
||||
EXPECT_EQ(img_vec_8UC3.size(),expected_size);
|
||||
for(long unsigned int i=0;i<img_vec_8UC3.size();i++){
|
||||
cv::Mat img=img_vec_8UC3[i];
|
||||
const string png_filename = root + "pngsuite/" + gifsuite_files_multi[i] + ".png";
|
||||
cv::Mat img_png;
|
||||
ASSERT_NO_THROW(img_png = imread(png_filename,IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_png.empty());
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), img, img_png);
|
||||
}
|
||||
}
|
||||
|
||||
typedef testing::TestWithParam<string> Imgcodecs_Gif_GifSuite_SingleFrame;
|
||||
|
||||
TEST_P(Imgcodecs_Gif_GifSuite_SingleFrame, read_gif_single)
|
||||
{
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string filename = root + "gifsuite/" + GetParam() + ".gif";
|
||||
const string png_filename=root + "pngsuite/" + GetParam() + ".png";
|
||||
const long unsigned int expected_size = 1;
|
||||
|
||||
EXPECT_EQ(expected_size, imcount(filename));
|
||||
cv::Mat img_8UC4;
|
||||
ASSERT_NO_THROW(img_8UC4 = cv::imread(filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_8UC4.empty());
|
||||
cv::Mat img_8UC3;
|
||||
ASSERT_NO_THROW(cvtColor(img_8UC4, img_8UC3, COLOR_BGRA2BGR));
|
||||
cv::Mat img_png;
|
||||
ASSERT_NO_THROW(img_png = cv::imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_png.empty());
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), img_8UC3, img_png);
|
||||
}
|
||||
|
||||
INSTANTIATE_TEST_CASE_P(/*nothing*/, Imgcodecs_Gif_GifSuite_SingleFrame,
|
||||
testing::ValuesIn(gifsuite_files_read_single));
|
||||
|
||||
TEST(Imgcodecs_Gif, read_gif_big){
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string gif_filename = root + "gifsuite/gif_big.gif";
|
||||
const string png_filename = root + "gifsuite/gif_big.png";
|
||||
cv::Mat img_8UC4;
|
||||
ASSERT_NO_THROW(img_8UC4 = imread(gif_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_8UC4.empty());
|
||||
cv::Mat img_8UC3;
|
||||
const int expected_col=1303;
|
||||
const int expected_row=1391;
|
||||
EXPECT_EQ(expected_col, img_8UC4.cols);
|
||||
EXPECT_EQ(expected_row, img_8UC4.rows);
|
||||
ASSERT_NO_THROW(cvtColor(img_8UC4, img_8UC3,COLOR_BGRA2BGR));
|
||||
EXPECT_EQ(expected_col, img_8UC3.cols);
|
||||
EXPECT_EQ(expected_row, img_8UC3.rows);
|
||||
cv::Mat img_png;
|
||||
ASSERT_NO_THROW(img_png=imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_png.empty());
|
||||
cv::Mat img_png_8UC3;
|
||||
ASSERT_NO_THROW(cvtColor(img_png,img_png_8UC3, COLOR_BGRA2BGR));
|
||||
EXPECT_EQ(img_8UC3.size, img_png_8UC3.size);
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), img_8UC3, img_png_8UC3);
|
||||
}
|
||||
|
||||
typedef testing::TestWithParam<std::pair<string,int>> Imgcodecs_Gif_GifSuite_SingleFrame_BGRA;
|
||||
|
||||
TEST_P(Imgcodecs_Gif_GifSuite_SingleFrame_BGRA, read_gif_single_bgra){
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string gif_filename = root + "gifsuite/" + GetParam().first + ".gif";
|
||||
const string png_filename = root + "gifsuite/" + GetParam().first + ".png";
|
||||
cv::Mat gif_img;
|
||||
cv::Mat png_img;
|
||||
ASSERT_NO_THROW(gif_img = cv::imread(gif_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(gif_img.empty());
|
||||
ASSERT_NO_THROW(png_img = cv::imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(png_img.empty());
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), gif_img, png_img);
|
||||
int transparent_count = 0;
|
||||
for(int i=0; i<gif_img.rows; i++){
|
||||
for(int j=0; j<gif_img.cols; j++){
|
||||
cv::Vec4b pixel1 = gif_img.at<cv::Vec4b>(i,j);
|
||||
if((int)(pixel1[3]) == 0){
|
||||
transparent_count++;
|
||||
}
|
||||
}
|
||||
}
|
||||
EXPECT_EQ(transparent_count,GetParam().second);
|
||||
}
|
||||
|
||||
INSTANTIATE_TEST_CASE_P(/*nothing*/, Imgcodecs_Gif_GifSuite_SingleFrame_BGRA ,
|
||||
testing::ValuesIn(gifsuite_files_bgra));
|
||||
|
||||
TEST(Imgcodecs_Gif,read_gif_multi_bgra){
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string gif_filename = root + "gifsuite/gif_multi_bgra.gif";
|
||||
vector<cv::Mat> img_vec;
|
||||
ASSERT_NO_THROW(cv::imreadmulti(gif_filename, img_vec, IMREAD_UNCHANGED));
|
||||
EXPECT_EQ(imcount(gif_filename), img_vec.size());
|
||||
const int fixed_transparent_count = 53211;
|
||||
for(auto & frame_count : img_vec){
|
||||
int transparent_count=0;
|
||||
for(int i=0; i<frame_count.rows; i++){
|
||||
for(int j=0; j<frame_count.cols; j++){
|
||||
cv::Vec4b pixel1 = frame_count.at<cv::Vec4b>(i,j);
|
||||
if((int)(pixel1[3]) == 0){
|
||||
transparent_count++;
|
||||
}
|
||||
}
|
||||
}
|
||||
EXPECT_EQ(fixed_transparent_count,transparent_count);
|
||||
}
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_Gif, read_gif_special){
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string gif_filename1 = root + "gifsuite/special1.gif";
|
||||
const string png_filename1 = root + "gifsuite/special1.png";
|
||||
const string gif_filename2 = root + "gifsuite/special2.gif";
|
||||
const string png_filename2 = root + "gifsuite/special2.png";
|
||||
cv::Mat gif_img1;
|
||||
ASSERT_NO_THROW(gif_img1 = cv::imread(gif_filename1,IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(gif_img1.empty());
|
||||
cv::Mat png_img1;
|
||||
ASSERT_NO_THROW(png_img1 = cv::imread(png_filename1,IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(png_img1.empty());
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), gif_img1, png_img1);
|
||||
cv::Mat gif_img2;
|
||||
ASSERT_NO_THROW(gif_img2 = cv::imread(gif_filename2,IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(gif_img2.empty());
|
||||
cv::Mat png_img2;
|
||||
ASSERT_NO_THROW(png_img2 = cv::imread(png_filename2,IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(png_img2.empty());
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), gif_img2, png_img2);
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_Gif,write_gif_flags){
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string png_filename = root + "gifsuite/special1.png";
|
||||
vector<uchar> buff;
|
||||
const int expected_rows=611;
|
||||
const int expected_cols=293;
|
||||
Mat img_gt = Mat::ones(expected_rows, expected_cols, CV_8UC1);
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_GIF_QUALITY);
|
||||
param.push_back(7);
|
||||
param.push_back(IMWRITE_GIF_DITHER);
|
||||
param.push_back(2);
|
||||
EXPECT_NO_THROW(imencode(".png", img_gt, buff, param));
|
||||
Mat img;
|
||||
EXPECT_NO_THROW(img = imdecode(buff, IMREAD_ANYDEPTH)); // hang
|
||||
EXPECT_FALSE(img.empty());
|
||||
EXPECT_EQ(img.cols, expected_cols);
|
||||
EXPECT_EQ(img.rows, expected_rows);
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), img, img_gt);
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_Gif, write_gif_big) {
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string png_filename = root + "gifsuite/gif_big.png";
|
||||
const string gif_filename = cv::tempfile(".png");
|
||||
cv::Mat img;
|
||||
ASSERT_NO_THROW(img = cv::imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img.empty());
|
||||
EXPECT_EQ(1303, img.cols);
|
||||
EXPECT_EQ(1391, img.rows);
|
||||
ASSERT_NO_THROW(imwrite(gif_filename, img));
|
||||
cv::Mat img_gif;
|
||||
ASSERT_NO_THROW(img_gif = cv::imread(gif_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_gif.empty());
|
||||
EXPECT_EQ(1303, img_gif.cols);
|
||||
EXPECT_EQ(1391, img_gif.rows);
|
||||
EXPECT_EQ(0, remove(gif_filename.c_str()));
|
||||
}
|
||||
|
||||
typedef testing::TestWithParam<string> Imgcodecs_Gif_GifSuite_Read_Write_Suite;
|
||||
|
||||
TEST_P(Imgcodecs_Gif_GifSuite_Read_Write_Suite ,read_gif_single)
|
||||
{
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string png_filename = root + "pngsuite/"+GetParam()+".png";
|
||||
const string gif_filename = cv::tempfile(".gif");
|
||||
cv::Mat img;
|
||||
ASSERT_NO_THROW(img = cv::imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img.empty());
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_GIF_QUALITY);
|
||||
param.push_back(8);
|
||||
param.push_back(IMWRITE_GIF_DITHER);
|
||||
param.push_back(3);
|
||||
ASSERT_NO_THROW(imwrite(gif_filename, img, param));
|
||||
cv::Mat img_gif;
|
||||
ASSERT_NO_THROW(img_gif = cv::imread(gif_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img_gif.empty());
|
||||
cv::Mat img_8UC3;
|
||||
ASSERT_NO_THROW(cv::cvtColor(img_gif, img_8UC3, COLOR_BGRA2BGR));
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(29, 0), img, img_8UC3);
|
||||
EXPECT_EQ(0, remove(gif_filename.c_str()));
|
||||
}
|
||||
|
||||
INSTANTIATE_TEST_CASE_P(/*nothing*/, Imgcodecs_Gif_GifSuite_Read_Write_Suite ,
|
||||
testing::ValuesIn(gifsuite_files_read_write_suite));
|
||||
|
||||
TEST(Imgcodecs_Gif, write_gif_multi) {
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
const string gif_filename = cv::tempfile(".gif");
|
||||
vector<cv::Mat> img_vec;
|
||||
for (long unsigned int i = 0; i < 20; i++) {
|
||||
const string png_filename = root + "pngsuite/" + gifsuite_files_multi[i] + ".png";
|
||||
cv::Mat img;
|
||||
ASSERT_NO_THROW(img = cv::imread(png_filename, IMREAD_UNCHANGED));
|
||||
ASSERT_FALSE(img.empty());
|
||||
img_vec.push_back(img);
|
||||
}
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_GIF_QUALITY);
|
||||
param.push_back(8);
|
||||
param.push_back(IMWRITE_GIF_DITHER);
|
||||
param.push_back(3);
|
||||
ASSERT_NO_THROW(cv::imwritemulti(gif_filename, img_vec, param));
|
||||
vector<cv::Mat> img_vec_gif;
|
||||
ASSERT_NO_THROW(cv::imreadmulti(gif_filename, img_vec_gif));
|
||||
EXPECT_EQ(img_vec.size(), img_vec_gif.size());
|
||||
for (long unsigned int i = 0; i < img_vec.size(); i++) {
|
||||
cv::Mat img_8UC3;
|
||||
ASSERT_NO_THROW(cv::cvtColor(img_vec_gif[i], img_8UC3, COLOR_BGRA2BGR));
|
||||
EXPECT_PRED_FORMAT2(cvtest::MatComparator(29, 0), img_vec[i], img_8UC3);
|
||||
}
|
||||
EXPECT_EQ(0, remove(gif_filename.c_str()));
|
||||
}
|
||||
|
||||
}//opencv_test
|
||||
}//namespace
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,186 @@
|
||||
// This file is part of OpenCV project.
|
||||
// It is subject to the license terms in the LICENSE file found in the top-level
|
||||
// directory of this distribution and at http://opencv.org/license.html
|
||||
#include "test_precomp.hpp"
|
||||
|
||||
namespace opencv_test { namespace {
|
||||
|
||||
#ifdef HAVE_JPEGXL
|
||||
|
||||
typedef tuple<perf::MatType, int> MatType_and_Distance;
|
||||
typedef testing::TestWithParam<MatType_and_Distance> Imgcodecs_JpegXL_MatType;
|
||||
|
||||
TEST_P(Imgcodecs_JpegXL_MatType, write_read)
|
||||
{
|
||||
const int matType = get<0>(GetParam());
|
||||
const int distanceParam = get<1>(GetParam());
|
||||
|
||||
cv::Scalar col;
|
||||
// Jpeg XL is lossy compression.
|
||||
// There may be small differences in decoding results by environments.
|
||||
double th;
|
||||
|
||||
switch( CV_MAT_DEPTH(matType) )
|
||||
{
|
||||
case CV_16U:
|
||||
col = cv::Scalar(124 * 256, 76 * 256, 42 * 256, 192 * 256 );
|
||||
th = 656; // = 65535 / 100;
|
||||
break;
|
||||
case CV_32F:
|
||||
col = cv::Scalar(0.486, 0.298, 0.165, 0.75);
|
||||
th = 1.0 / 100.0;
|
||||
break;
|
||||
default:
|
||||
case CV_8U:
|
||||
col = cv::Scalar(124, 76, 42, 192);
|
||||
th = 3; // = 255 / 100 (1%);
|
||||
break;
|
||||
}
|
||||
|
||||
// If increasing distanceParam, threshold should be increased.
|
||||
th *= (distanceParam >= 25) ? 5 : ( distanceParam > 2 ) ? 3 : (distanceParam == 2) ? 2: 1;
|
||||
|
||||
bool ret = false;
|
||||
string tmp_fname = cv::tempfile(".jxl");
|
||||
Mat img_org(320, 480, matType, col);
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_JPEGXL_DISTANCE);
|
||||
param.push_back(distanceParam);
|
||||
EXPECT_NO_THROW(ret = imwrite(tmp_fname, img_org, param));
|
||||
EXPECT_TRUE(ret);
|
||||
Mat img_decoded;
|
||||
EXPECT_NO_THROW(img_decoded = imread(tmp_fname, IMREAD_UNCHANGED));
|
||||
EXPECT_FALSE(img_decoded.empty());
|
||||
|
||||
EXPECT_LE(cvtest::norm(img_org, img_decoded, NORM_INF), th);
|
||||
|
||||
EXPECT_EQ(0, remove(tmp_fname.c_str()));
|
||||
}
|
||||
|
||||
TEST_P(Imgcodecs_JpegXL_MatType, encode_decode)
|
||||
{
|
||||
const int matType = get<0>(GetParam());
|
||||
const int distanceParam = get<1>(GetParam());
|
||||
|
||||
cv::Scalar col;
|
||||
// Jpeg XL is lossy compression.
|
||||
// There may be small differences in decoding results by environments.
|
||||
double th;
|
||||
|
||||
// If alpha=0, libjxl modify color channels(BGR). So do not set it.
|
||||
switch( CV_MAT_DEPTH(matType) )
|
||||
{
|
||||
case CV_16U:
|
||||
col = cv::Scalar(124 * 256, 76 * 256, 42 * 256, 192 * 256 );
|
||||
th = 656; // = 65535 / 100;
|
||||
break;
|
||||
case CV_32F:
|
||||
col = cv::Scalar(0.486, 0.298, 0.165, 0.75);
|
||||
th = 1.0 / 100.0;
|
||||
break;
|
||||
default:
|
||||
case CV_8U:
|
||||
col = cv::Scalar(124, 76, 42, 192);
|
||||
th = 3; // = 255 / 100 (1%);
|
||||
break;
|
||||
}
|
||||
|
||||
// If increasing distanceParam, threshold should be increased.
|
||||
th *= (distanceParam >= 25) ? 5 : ( distanceParam > 2 ) ? 3 : (distanceParam == 2) ? 2: 1;
|
||||
|
||||
bool ret = false;
|
||||
vector<uchar> buff;
|
||||
Mat img_org(320, 480, matType, col);
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_JPEGXL_DISTANCE);
|
||||
param.push_back(distanceParam);
|
||||
EXPECT_NO_THROW(ret = imencode(".jxl", img_org, buff, param));
|
||||
EXPECT_TRUE(ret);
|
||||
Mat img_decoded;
|
||||
EXPECT_NO_THROW(img_decoded = imdecode(buff, IMREAD_UNCHANGED));
|
||||
EXPECT_FALSE(img_decoded.empty());
|
||||
|
||||
EXPECT_LE(cvtest::norm(img_org, img_decoded, NORM_INF), th);
|
||||
}
|
||||
|
||||
INSTANTIATE_TEST_CASE_P(
|
||||
/**/,
|
||||
Imgcodecs_JpegXL_MatType,
|
||||
testing::Combine(
|
||||
testing::Values(
|
||||
CV_8UC1, CV_8UC3, CV_8UC4,
|
||||
CV_16UC1, CV_16UC3, CV_16UC4,
|
||||
CV_32FC1, CV_32FC3, CV_32FC4
|
||||
),
|
||||
testing::Values( // Distance
|
||||
0, // Lossless
|
||||
1, // Default
|
||||
3, // Recomended Lossy Max
|
||||
25 // Specification Max
|
||||
)
|
||||
) );
|
||||
|
||||
|
||||
typedef tuple<int, int> Effort_and_Decoding_speed;
|
||||
typedef testing::TestWithParam<Effort_and_Decoding_speed> Imgcodecs_JpegXL_Effort_DecodingSpeed;
|
||||
|
||||
TEST_P(Imgcodecs_JpegXL_Effort_DecodingSpeed, encode_decode)
|
||||
{
|
||||
const int effort = get<0>(GetParam());
|
||||
const int speed = get<1>(GetParam());
|
||||
|
||||
cv::Scalar col = cv::Scalar(124,76,42);
|
||||
// Jpeg XL is lossy compression.
|
||||
// There may be small differences in decoding results by environments.
|
||||
double th = 3; // = 255 / 100 (1%);
|
||||
|
||||
bool ret = false;
|
||||
vector<uchar> buff;
|
||||
Mat img_org(320, 480, CV_8UC3, col);
|
||||
vector<int> param;
|
||||
param.push_back(IMWRITE_JPEGXL_EFFORT);
|
||||
param.push_back(effort);
|
||||
param.push_back(IMWRITE_JPEGXL_DECODING_SPEED);
|
||||
param.push_back(speed);
|
||||
EXPECT_NO_THROW(ret = imencode(".jxl", img_org, buff, param));
|
||||
EXPECT_TRUE(ret);
|
||||
Mat img_decoded;
|
||||
EXPECT_NO_THROW(img_decoded = imdecode(buff, IMREAD_UNCHANGED));
|
||||
EXPECT_FALSE(img_decoded.empty());
|
||||
|
||||
EXPECT_LE(cvtest::norm(img_org, img_decoded, NORM_INF), th);
|
||||
}
|
||||
|
||||
INSTANTIATE_TEST_CASE_P(
|
||||
/**/,
|
||||
Imgcodecs_JpegXL_Effort_DecodingSpeed,
|
||||
testing::Combine(
|
||||
testing::Values( // Effort
|
||||
1, // fastest
|
||||
7, // default
|
||||
9 // slowest
|
||||
),
|
||||
testing::Values( // Decoding Speed
|
||||
0, // default, slowest, and best quality/density
|
||||
2,
|
||||
4 // fastest, at the cost of some qulity/density
|
||||
)
|
||||
) );
|
||||
|
||||
TEST(Imgcodecs_JpegXL, encode_from_uncontinued_image)
|
||||
{
|
||||
cv::Mat src(100, 100, CV_8UC1, Scalar(40,50,10));
|
||||
cv::Mat roi = src(cv::Rect(10,20,30,50));
|
||||
EXPECT_FALSE(roi.isContinuous()); // uncontinued image
|
||||
|
||||
vector<uint8_t> buff;
|
||||
vector<int> param;
|
||||
bool ret = false;
|
||||
EXPECT_NO_THROW(ret = cv::imencode(".jxl", roi, buff, param));
|
||||
EXPECT_TRUE(ret);
|
||||
}
|
||||
|
||||
#endif // HAVE_JPEGXL
|
||||
|
||||
} // namespace
|
||||
} // namespace opencv_test
|
||||
@@ -157,6 +157,9 @@ const string exts[] = {
|
||||
#ifdef HAVE_JPEG
|
||||
"jpg",
|
||||
#endif
|
||||
#ifdef HAVE_JPEGXL
|
||||
"jxl",
|
||||
#endif
|
||||
#if (defined(HAVE_JASPER) && defined(OPENCV_IMGCODECS_ENABLE_JASPER_TESTS)) \
|
||||
|| defined(HAVE_OPENJPEG)
|
||||
"jp2",
|
||||
@@ -238,6 +241,8 @@ TEST_P(Imgcodecs_Image, read_write_BGR)
|
||||
double psnrThreshold = 100;
|
||||
if (ext == "jpg")
|
||||
psnrThreshold = 32;
|
||||
if (ext == "jxl")
|
||||
psnrThreshold = 30;
|
||||
#if defined(HAVE_JASPER)
|
||||
if (ext == "jp2")
|
||||
psnrThreshold = 95;
|
||||
@@ -268,6 +273,8 @@ TEST_P(Imgcodecs_Image, read_write_GRAYSCALE)
|
||||
double psnrThreshold = 100;
|
||||
if (ext == "jpg")
|
||||
psnrThreshold = 40;
|
||||
if (ext == "jxl")
|
||||
psnrThreshold = 40;
|
||||
#if defined(HAVE_JASPER)
|
||||
if (ext == "jp2")
|
||||
psnrThreshold = 70;
|
||||
|
||||
@@ -1,29 +1,16 @@
|
||||
// This file is part of OpenCV project.
|
||||
// It is subject to the license terms in the LICENSE file found in the top-level directory
|
||||
// of this distribution and at http://opencv.org/license.html
|
||||
// of this distribution and at http://opencv.org/license.html.
|
||||
|
||||
#include "test_precomp.hpp"
|
||||
|
||||
namespace opencv_test { namespace {
|
||||
|
||||
#ifdef HAVE_WEBP
|
||||
|
||||
TEST(Imgcodecs_WebP, encode_decode_lossless_webp)
|
||||
static void readFileBytes(const std::string& fname, std::vector<unsigned char>& buf)
|
||||
{
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
string filename = root + "../cv/shared/lena.png";
|
||||
cv::Mat img = cv::imread(filename);
|
||||
ASSERT_FALSE(img.empty());
|
||||
|
||||
string output = cv::tempfile(".webp");
|
||||
EXPECT_NO_THROW(cv::imwrite(output, img)); // lossless
|
||||
|
||||
cv::Mat img_webp = cv::imread(output);
|
||||
|
||||
std::vector<unsigned char> buf;
|
||||
|
||||
FILE * wfile = NULL;
|
||||
|
||||
wfile = fopen(output.c_str(), "rb");
|
||||
FILE * wfile = fopen(fname.c_str(), "rb");
|
||||
if (wfile != NULL)
|
||||
{
|
||||
fseek(wfile, 0, SEEK_END);
|
||||
@@ -39,12 +26,24 @@ TEST(Imgcodecs_WebP, encode_decode_lossless_webp)
|
||||
fclose(wfile);
|
||||
}
|
||||
|
||||
if (data_size != wfile_size)
|
||||
{
|
||||
EXPECT_TRUE(false);
|
||||
}
|
||||
EXPECT_EQ(data_size, wfile_size);
|
||||
}
|
||||
}
|
||||
|
||||
TEST(Imgcodecs_WebP, encode_decode_lossless_webp)
|
||||
{
|
||||
const string root = cvtest::TS::ptr()->get_data_path();
|
||||
string filename = root + "../cv/shared/lena.png";
|
||||
cv::Mat img = cv::imread(filename);
|
||||
ASSERT_FALSE(img.empty());
|
||||
|
||||
string output = cv::tempfile(".webp");
|
||||
EXPECT_NO_THROW(cv::imwrite(output, img)); // lossless
|
||||
|
||||
cv::Mat img_webp = cv::imread(output);
|
||||
|
||||
std::vector<unsigned char> buf;
|
||||
readFileBytes(output, buf);
|
||||
EXPECT_EQ(0, remove(output.c_str()));
|
||||
|
||||
cv::Mat decode = cv::imdecode(buf, IMREAD_COLOR);
|
||||
|
||||
Reference in New Issue
Block a user