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Merge pull request #49905 from pfertyk/issue-46480-image-compress-crashes-godot 

Validate image formats, check if resize_to_po2 failed
This commit is contained in:
Rémi Verschelde 2021-06-29 12:44:20 +02:00 committed by GitHub
parent 9c6d7f840f 3dae9993ac
commit 05336adb86
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 12 additions and 1 deletions
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5
core/io/image.cpp
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@ -2380,6 +2380,8 @@ Error Image::decompress() {
}
Error Image::compress(CompressMode p_mode, CompressSource p_source, float p_lossy_quality) {
ERR_FAIL_INDEX_V_MSG(p_mode, COMPRESS_MAX, ERR_INVALID_PARAMETER, "Invalid compress mode.");
ERR_FAIL_INDEX_V_MSG(p_source, COMPRESS_SOURCE_MAX, ERR_INVALID_PARAMETER, "Invalid compress source.");
return compress_from_channels(p_mode, detect_used_channels(p_source), p_lossy_quality);
}
@ -2405,6 +2407,9 @@ Error Image::compress_from_channels(CompressMode p_mode, UsedChannels p_channels
ERR_FAIL_COND_V(!_image_compress_bptc_func, ERR_UNAVAILABLE);
_image_compress_bptc_func(this, p_lossy_quality, p_channels);
} break;
case COMPRESS_MAX: {
ERR_FAIL_V(ERR_INVALID_PARAMETER);
} break;
}
return OK;

4
core/io/image.h
View File

@ -336,11 +336,13 @@ public:
COMPRESS_ETC,
COMPRESS_ETC2,
COMPRESS_BPTC,
COMPRESS_MAX,
};
enum CompressSource {
COMPRESS_SOURCE_GENERIC,
COMPRESS_SOURCE_SRGB,
COMPRESS_SOURCE_NORMAL
COMPRESS_SOURCE_NORMAL,
COMPRESS_SOURCE_MAX,
};
Error compress(CompressMode p_mode, CompressSource p_source = COMPRESS_SOURCE_GENERIC, float p_lossy_quality = 0.7);

4
modules/pvr/image_compress_pvrtc.cpp
View File

@ -43,6 +43,10 @@ static void _compress_pvrtc1_4bpp(Image *p_img) {
if (!img->is_size_po2() || img->get_width() != img->get_height()) {
make_mipmaps = img->has_mipmaps();
img->resize_to_po2(true);
// Resizing can fail for some formats
if (!img->is_size_po2() || img->get_width() != img->get_height()) {
ERR_FAIL_MSG("Failed to resize the image for compression.");
}
}
img->convert(Image::FORMAT_RGBA8);
if (!img->has_mipmaps() && make_mipmaps) {