potok/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2026-07-31 08:13:04 +04:00
Code Packages Releases Wiki Activity

Fixed build with libpng older than 1.5.x

Browse Source
This commit is contained in:
Alexander Smorkalov
2025-07-29 12:47:52 +03:00
parent 07cf36cbb0
commit eebb15683f
4 changed files with 20 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
modules/imgcodecs/test/test_png.cpp
+6 -2
View File
@@ -19,7 +19,9 @@ TEST(Imgcodecs_Png, write_big)
EXPECT_EQ(13917, img.rows);
vector<uchar> buff;
ASSERT_NO_THROW(imencode(".png", img, buff, { IMWRITE_PNG_ZLIBBUFFER_SIZE, INT_MAX }));
bool status = false;
ASSERT_NO_THROW(status = imencode(".png", img, buff, { IMWRITE_PNG_ZLIBBUFFER_SIZE, 1024*1024 }));
ASSERT_TRUE(status);
#ifdef HAVE_PNG
EXPECT_EQ((size_t)816219, buff.size());
#else
@@ -34,7 +36,9 @@ TEST(Imgcodecs_Png, encode)
vector<int> param;
param.push_back(IMWRITE_PNG_COMPRESSION);
param.push_back(3); //default(3) 0-9.
EXPECT_NO_THROW(imencode(".png", img_gt, buff, param));
bool status = false;
EXPECT_NO_THROW(status = imencode(".png", img_gt, buff, param));
ASSERT_TRUE(status);
Mat img;
EXPECT_NO_THROW(img = imdecode(buff, IMREAD_ANYDEPTH)); // hang
EXPECT_FALSE(img.empty());