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Validate image formats, check if resize_to_po2 failed

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This commit is contained in:
Paweł Fertyk 2021-06-25 13:50:22 +02:00
parent 89f270f4c5
commit 3dae9993ac
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) { 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); 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); ERR_FAIL_COND_V(!_image_compress_bptc_func, ERR_UNAVAILABLE);
_image_compress_bptc_func(this, p_lossy_quality, p_channels); _image_compress_bptc_func(this, p_lossy_quality, p_channels);
} break; } break;
case COMPRESS_MAX: {
ERR_FAIL_V(ERR_INVALID_PARAMETER);
} break;
} }
return OK; return OK;

4
core/io/image.h
View file

@ -336,11 +336,13 @@ public:
COMPRESS_ETC, COMPRESS_ETC,
COMPRESS_ETC2, COMPRESS_ETC2,
COMPRESS_BPTC, COMPRESS_BPTC,
COMPRESS_MAX,
}; };
enum CompressSource { enum CompressSource {
COMPRESS_SOURCE_GENERIC, COMPRESS_SOURCE_GENERIC,
COMPRESS_SOURCE_SRGB, 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); 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()) { if (!img->is_size_po2() || img->get_width() != img->get_height()) {
make_mipmaps = img->has_mipmaps(); make_mipmaps = img->has_mipmaps();
img->resize_to_po2(true); 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); img->convert(Image::FORMAT_RGBA8);
if (!img->has_mipmaps() && make_mipmaps) { if (!img->has_mipmaps() && make_mipmaps) {