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spng encoder/decoder added as optional png codec

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This commit is contained in:
Berke
2022-06-10 23:23:42 +03:00
committed by ocpalo
parent 50e8ad285b
commit 3929e26276
18 changed files with 8707 additions and 12 deletions
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modules/imgcodecs/test/test_png.cpp
+220 -1
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@@ -5,7 +5,7 @@
namespace opencv_test { namespace {
#ifdef HAVE_PNG
#if defined(HAVE_PNG) || defined(HAVE_SPNG)
TEST(Imgcodecs_Png, write_big)
{
@@ -186,6 +186,225 @@ const string exif_files[] =
INSTANTIATE_TEST_CASE_P(ExifFiles, Imgcodecs_PNG_Exif,
testing::ValuesIn(exif_files));
typedef testing::TestWithParam<string> Imgcodecs_Png_PngSuite;
TEST_P(Imgcodecs_Png_PngSuite, decode)
{
const string root = cvtest::TS::ptr()->get_data_path();
const string filename = root + "pngsuite/" + GetParam() + ".png";
const string xml_filename = root + "pngsuite/" + GetParam() + ".xml";
FileStorage fs(xml_filename, FileStorage::READ);
EXPECT_TRUE(fs.isOpened());
Mat src = imread(filename, IMREAD_UNCHANGED);
Mat gt;
fs.getFirstTopLevelNode() >> gt;
EXPECT_PRED_FORMAT2(cvtest::MatComparator(0, 0), src, gt);
}
const string pngsuite_files[] =
{
"basi0g01",
"basi0g02",
"basi0g04",
"basi0g08",
"basi0g16",
"basi2c08",
"basi2c16",
"basi3p01",
"basi3p02",
"basi3p04",
"basi3p08",
"basi4a08",
"basi4a16",
"basi6a08",
"basi6a16",
"basn0g01",
"basn0g02",
"basn0g04",
"basn0g08",
"basn0g16",
"basn2c08",
"basn2c16",
"basn3p01",
"basn3p02",
"basn3p04",
"basn3p08",
"basn4a08",
"basn4a16",
"basn6a08",
"basn6a16",
"bgai4a08",
"bgai4a16",
"bgan6a08",
"bgan6a16",
"bgbn4a08",
"bggn4a16",
"bgwn6a08",
"bgyn6a16",
"ccwn2c08",
"ccwn3p08",
"cdfn2c08",
"cdhn2c08",
"cdsn2c08",
"cdun2c08",
"ch1n3p04",
"ch2n3p08",
"cm0n0g04",
"cm7n0g04",
"cm9n0g04",
"cs3n2c16",
"cs3n3p08",
"cs5n2c08",
"cs5n3p08",
"cs8n2c08",
"cs8n3p08",
"ct0n0g04",
"ct1n0g04",
"cten0g04",
"ctfn0g04",
"ctgn0g04",
"cthn0g04",
"ctjn0g04",
"ctzn0g04",
"exif2c08",
"f00n0g08",
"f00n2c08",
"f01n0g08",
"f01n2c08",
"f02n0g08",
"f02n2c08",
"f03n0g08",
"f03n2c08",
"f04n0g08",
"f04n2c08",
"f99n0g04",
"g03n0g16",
"g03n2c08",
"g03n3p04",
"g04n0g16",
"g04n2c08",
"g04n3p04",
"g05n0g16",
"g05n2c08",
"g05n3p04",
"g07n0g16",
"g07n2c08",
"g07n3p04",
"g10n0g16",
"g10n2c08",
"g10n3p04",
"g25n0g16",
"g25n2c08",
"g25n3p04",
"oi1n0g16",
"oi1n2c16",
"oi2n0g16",
"oi2n2c16",
"oi4n0g16",
"oi4n2c16",
"oi9n0g16",
"oi9n2c16",
"pp0n2c16",
"pp0n6a08",
"ps1n0g08",
"ps1n2c16",
"ps2n0g08",
"ps2n2c16",
"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",
"tbbn0g04",
"tbbn2c16",
"tbbn3p08",
"tbgn2c16",
"tbgn3p08",
"tbrn2c08",
"tbwn0g16",
"tbwn3p08",
"tbyn3p08",
"tm3n3p02",
"tp0n0g08",
"tp0n2c08",
"tp0n3p08",
"tp1n3p08",
"z00n2c08",
"z03n2c08",
"z06n2c08",
"z09n2c08",
};
INSTANTIATE_TEST_CASE_P(/*nothing*/, Imgcodecs_Png_PngSuite,
testing::ValuesIn(pngsuite_files));
typedef testing::TestWithParam<string> Imgcodecs_Png_PngSuite_Corrupted;
TEST_P(Imgcodecs_Png_PngSuite_Corrupted, decode)
{
const string root = cvtest::TS::ptr()->get_data_path();
const string filename = root + "pngsuite/" + GetParam() + ".png";
Mat src = imread(filename, IMREAD_UNCHANGED);
// Corrupted files should not be read
EXPECT_TRUE(src.empty());
}
const string pngsuite_files_corrupted[] = {
"xc1n0g08",
"xc9n2c08",
"xcrn0g04",
"xcsn0g01",
"xd0n2c08",
"xd3n2c08",
"xd9n2c08",
"xdtn0g01",
"xhdn0g08",
"xlfn0g04",
"xs1n0g01",
"xs2n0g01",
"xs4n0g01",
"xs7n0g01",
};
INSTANTIATE_TEST_CASE_P(/*nothing*/, Imgcodecs_Png_PngSuite_Corrupted,
testing::ValuesIn(pngsuite_files_corrupted));
#endif // HAVE_PNG
}} // namespace