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Add Image RGBA Flip func

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tobid7
2026-01-14 18:25:05 +01:00
parent 888db35079
commit 7bc7c60a15
3 changed files with 16 additions and 0 deletions
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14
source/helper.cpp
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@@ -87,6 +87,20 @@ CTRFF_API std::vector<ctrff::u8> ctrff::DownscaleImage(
return res;
}
CTRFF_API void ctrff::Flip(std::vector<ctrff::u8> &buf, int w, int h) {
std::vector<ctrff::u8> tmp = buf;
for (int x = 0; x < w; x++) {
for (int y = 0; y < h; y++) {
int src = (y * w + x) * 4;
int dst = ((h - 1 - y) * w + x) * 4;
buf[dst + 0] = tmp[src + 0];
buf[dst + 1] = tmp[src + 1];
buf[dst + 2] = tmp[src + 2];
buf[dst + 3] = tmp[src + 3];
}
}
}
CTRFF_API void ctrff::String2U16(ctrff::u16 *res, const std::string &src,
size_t max) {
/// GOT FORCED TO REPLACE std::wstring_convert by some