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-rw-r--r--src/imageutils-lodepng.cc9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/imageutils-lodepng.cc b/src/imageutils-lodepng.cc
index 9f3afda..46b593d 100644
--- a/src/imageutils-lodepng.cc
+++ b/src/imageutils-lodepng.cc
@@ -11,12 +11,9 @@ bool write_png(std::ostream &output, unsigned char *pixels, int width, int heigh
{
std::vector<unsigned char> dataout;
lodepng::State state;
- state.info_png.background_defined = true;
- Color4f bg = RenderSettings::inst()->color(RenderSettings::BACKGROUND_COLOR);
- state.info_png.background_r = bg(0);
- state.info_png.background_g = bg(1);
- state.info_png.background_b = bg(2);
- state.info_png.color.colortype = LCT_RGBA;
+ state.encoder.auto_convert = LAC_NO;
+ // some png renderers have different interpretations of alpha, so don't use it
+ state.info_png.color.colortype = LCT_RGB;
state.info_png.color.bitdepth = 8;
unsigned err = lodepng::encode(dataout, pixels, width, height, state);
if ( err ) return false;
contact: Jan Huwald // Impressum