diff options
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index b1424b5b0a..4b68c22e95 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -640,6 +640,19 @@ void QT_FASTCALL rbSwap<QImage::Format_RGBA8888>(uchar *d, const uchar *s, int c { return rbSwap_rgb32(d, s, count); } +#else +template<> +void QT_FASTCALL rbSwap<QImage::Format_RGBA8888>(uchar *d, const uchar *s, int count) +{ + const uint *src = reinterpret_cast<const uint *>(s); + uint *dest = reinterpret_cast<uint *>(d); + for (int i = 0; i < count; ++i) { + const uint c = src[i]; + const uint rb = c & 0xff00ff00; + const uint ga = c & 0x00ff00ff; + dest[i] = ga | (rb << 16) | (rb >> 16); + } +} #endif static void QT_FASTCALL rbSwap_rgb30(uchar *d, const uchar *s, int count) |