Daniel Novomeský

better handling of memory allocation failures

1

Hello, especially on 32bit systems, there is very easy to run out of available memory (address space is limited). It is enough to have few large images with float precision...

No Exif data found in HEIF file

20

Hello, I am using `exiv2 0.27.5` and I observed that sometimes it doesn't find metadata in HEIF/HEIC files. For example in the following testfile: [test.zip](https://github.com/Exiv2/exiv2/files/8331339/test.zip) ``` exiv2 pr test.heic File...

Hello, Would it be possible to make a new release? The main reason why I am asking is the issue with dav1d 1.0.0 causing libheif 1.12.0 unable to open AVIF....

gray-scale AVIF with limited range gets decoded differently via libheif vs libavif

3

Hello, `fox.profile2.12bpc.yuv444.monochrome.odd-width.odd-height.avif` testfile [source.zip](https://github.com/strukturag/libheif/files/7740656/source.zip) gets decoded differently via libheif compared to the output of libavif. `heif-convert fox.profile2.12bpc.yuv444.monochrome.odd-width.odd-height.avif libheif.png`  `avifdec fox.profile2.12bpc.yuv444.monochrome.odd-width.odd-height.avif libavif.png`  There is visible difference between the decoded...

Crash when encoding AVIF using rav1e

3

Hello, I am experiencing crashes when Windows GIMP tries to export AVIF images with transparency. It can be reproduced using `heif-enc.exe` under MSYS2 on Windows but for some reason it...

crash during HEIC encoding on MSYS2 platform

10

When libheif master is built on MSYS2 platform (Windows), heif-enc and GIMP plug-in crashes when encoding HEIC files. 8-bit AVIF encoding works. ``` (gdb) run Starting program: C:\msys64\mingw64\bin\heif-enc.exe genessa_600_450.jpg x.heic...

These changes are important for MSYS2 (Windows). gdk-pixbuf plugins are built as modules in other projects too. For example: https://github.com/AOMediaCodec/libavif/blob/2e8fe112b97ea9b7a0f00e7ae67ba53128f5ee99/contrib/gdk-pixbuf/CMakeLists.txt#L11

Invalid read of size 4 in jxl::PerformBlending

1

[Invalid_read_of_size_4.zip](https://github.com/libjxl/libjxl/files/9542867/Invalid_read_of_size_4.zip) Testing latest commit from [0.7.x](https://github.com/libjxl/libjxl/tree/v0.7.x) branch. `valgrind djxl clusterfuzz-testcase-minimized-kimgio_jxl_fuzzer-6272022027567104.jxl out.png` ``` ==17945== Invalid read of size 4 ==17945== at 0x49A2DE0: jxl::PerformBlending(float const* const*, float const* const*, float* const*, unsigned...

Save photos in AVIF or JPEG XL formats?

1

Hello, I'd like to have possibility in PhotonCamera to save photos in new image formats like AVIF or JPEG XL. These new formats have more efficient compression than old JPG,...