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Update win32_clipboard.h

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Ray
2026-02-12 19:08:48 +01:00
parent dcd813068b
commit 8e81ca0e60
1 changed files with 4 additions and 5 deletions
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9
src/external/win32_clipboard.h vendored
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@ -13,7 +13,7 @@ unsigned char *Win32GetClipboardImageData(int *width, int *height, unsigned long
#include <stdlib.h> #include <stdlib.h>
#include <assert.h> #include <assert.h>
// NOTE: These search for architecture is taken from "Windows.h", and it's necessary if we really don't wanna import windows.h // NOTE: These search for architecture is taken from "windows.h", and it's necessary to avoid including windows.h
// and still make it compile on msvc, because import indirectly importing "winnt.h" (e.g. <minwindef.h>) can cause problems is these are not defined. // and still make it compile on msvc, because import indirectly importing "winnt.h" (e.g. <minwindef.h>) can cause problems is these are not defined.
#if !defined(_X86_) && !defined(_68K_) && !defined(_MPPC_) && !defined(_IA64_) && !defined(_AMD64_) && !defined(_ARM_) && !defined(_ARM64_) && !defined(_ARM64EC_) && defined(_M_IX86) #if !defined(_X86_) && !defined(_68K_) && !defined(_MPPC_) && !defined(_IA64_) && !defined(_AMD64_) && !defined(_ARM_) && !defined(_ARM64_) && !defined(_ARM64EC_) && defined(_M_IX86)
#define _X86_ #define _X86_
@ -306,16 +306,15 @@ static int GetPixelDataOffset(BITMAPINFOHEADER bih)
const unsigned int rgbaSize = sizeof(RGBQUAD); const unsigned int rgbaSize = sizeof(RGBQUAD);
// NOTE: biSize specifies the number of bytes required by the structure // NOTE: biSize specifies the number of bytes required by the structure
// We expect to always be 40 because it should be packed // It's expected to be always 40 because it should be packed
if ((bih.biSize == 40) && (sizeof(BITMAPINFOHEADER) == 40)) if ((bih.biSize == 40) && (sizeof(BITMAPINFOHEADER) == 40))
{ {
// NOTE: biBitCount specifies the number of bits per pixel // NOTE: biBitCount specifies the number of bits per pixel
// Might exist some bit masks *after* the header and *before* the pixel offset // Might exist some bit masks *after* the header and *before* the pixel offset
// we're looking, but only if we have more than // we're looking, but only if more than 8 bits per pixel, so it needs to be ajusted for that
// 8 bits per pixel, so we need to ajust for that
if (bih.biBitCount > 8) if (bih.biBitCount > 8)
{ {
// If (bih.biCompression == BI_RGB) we should NOT offset more // If (bih.biCompression == BI_RGB) no need to be offset more
if (bih.biCompression == BI_BITFIELDS) offset += 3*rgbaSize; if (bih.biCompression == BI_BITFIELDS) offset += 3*rgbaSize;
else if (bih.biCompression == BI_ALPHABITFIELDS) offset += 4*rgbaSize; // Not widely supported, but valid else if (bih.biCompression == BI_ALPHABITFIELDS) offset += 4*rgbaSize; // Not widely supported, but valid