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Fix Image format RGB565 conversion

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This commit is contained in:
BlueCube3310
2025-03-05 17:42:28 +01:00
parent c2202d36c1
commit 638c6a5659
4 changed files with 6 additions and 45 deletions
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19
modules/dds/image_saver_dds.cpp
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@@ -366,7 +366,7 @@ Vector<uint8_t> save_dds_buffer(const Ref<Image> &p_img) {
stream_buffer->put_32(b_mask);
stream_buffer->put_32(a_mask);
if (image->get_format() == Image::FORMAT_RGBA4444 || image->get_format() == Image::FORMAT_RGB565 || image->get_format() == Image::FORMAT_RGB8) {
if (image->get_format() == Image::FORMAT_RGBA4444 || image->get_format() == Image::FORMAT_RGB8) {
needs_pixeldata_swap = true;
}
} else if (format_type == DDFT_FOURCC) {
@@ -442,23 +442,6 @@ Vector<uint8_t> save_dds_buffer(const Ref<Image> &p_img) {
wb[data_i + 1] = ((ar & 0x0F) << 4) | ((gb & 0xF0) >> 4);
wb[data_i + 0] = ((ar & 0xF0) >> 4) | ((gb & 0x0F) << 4);
}
} else if (mip_image->get_format() == Image::FORMAT_RGB565) {
// RGB565 to BGR565
const int64_t data_size = data.size();
uint8_t *wb = data.ptrw();
for (int64_t data_i = 0; data_i < data_size; data_i += 2) {
uint16_t px = wb[data_i] | (wb[data_i + 1] << 8);
uint8_t r = (px >> 11) & 0x1F;
uint8_t g = (px >> 5) & 0x3F;
uint8_t b = px & 0x1F;
uint16_t out_px = (b << 11) | (g << 5) | r;
wb[data_i + 0] = out_px & 0xFF;
wb[data_i + 1] = (out_px >> 8) & 0xFF;
}
} else if (mip_image->get_format() == Image::FORMAT_RGB8) {
// RGB8 to BGR8
const int64_t data_size = data.size();