diff options
| author | Noel Grandin <noel.grandin@collabora.co.uk> | 2023-10-27 11:18:13 +0200 |
|---|---|---|
| committer | Noel Grandin <noel.grandin@collabora.co.uk> | 2023-10-27 22:03:24 +0200 |
| commit | 1d86a0b632813efb2259b795b272f8aa40a7c768 (patch) | |
| tree | b9c330e4de7e3840a2754a473f606e29dfdc99fb /vcl/source/bitmap/bitmappalette.cxx | |
| parent | 9b5a00d2281bebaac5fccfde17de6ca5134fc229 (diff) | |
tdf#152571 speedup slow draw file save
with lots of images, we seem to spend lots of time calculating
CRC. Replace the vcl checksum/CRC with rtl_crc32 in sal/, which
forwards to the zlib implementation, which has all kinds of
nice SIMD code for performance.
Change-Id: I295e2ee91b3450fa558b06e67aac0fbb20b85f52
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/158529
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Diffstat (limited to 'vcl/source/bitmap/bitmappalette.cxx')
| -rw-r--r-- | vcl/source/bitmap/bitmappalette.cxx | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/vcl/source/bitmap/bitmappalette.cxx b/vcl/source/bitmap/bitmappalette.cxx index e0bf53db033e..97bfe4a62051 100644 --- a/vcl/source/bitmap/bitmappalette.cxx +++ b/vcl/source/bitmap/bitmappalette.cxx @@ -21,6 +21,7 @@ #include <sal/log.hxx> #include <osl/diagnose.h> +#include <rtl/crc.h> #include <tools/helpers.hxx> #include <vcl/BitmapPalette.hxx> @@ -120,7 +121,7 @@ BitmapColor* BitmapPalette::ImplGetColorBuffer() { return mpImpl->GetBitmapData( BitmapChecksum BitmapPalette::GetChecksum() const { auto const& rBitmapData = mpImpl->GetBitmapData(); - return vcl_get_checksum(0, rBitmapData.data(), rBitmapData.size() * sizeof(BitmapColor)); + return rtl_crc32(0, rBitmapData.data(), rBitmapData.size() * sizeof(BitmapColor)); } bool BitmapPalette::operator==(const BitmapPalette& rOther) const |