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Mark output image as premultiplied alpha

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This commit is contained in:
Artem Pavlenko 2020-01-22 10:49:10 +00:00
parent 97e33ec8ca
commit b6e9711add
1 changed files with 1 additions and 2 deletions
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3
utils/svg2png/svg2png.cpp
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@ -87,8 +87,7 @@ struct main_marker_visitor
std::clog << "SVG BBOX:" << b << std::endl; std::clog << "SVG BBOX:" << b << std::endl;
std::clog << "Output image dimensions:[" << output_width << "," << output_height << "]" << std::endl; std::clog << "Output image dimensions:[" << output_width << "," << output_height << "]" << std::endl;
} }
mapnik::image_rgba8 im(output_width, output_height); mapnik::image_rgba8 im(output_width, output_height, true, true);
im.set(0x00ffffff);
agg::rendering_buffer buf(im.bytes(), im.width(), im.height(), im.row_size()); agg::rendering_buffer buf(im.bytes(), im.width(), im.height(), im.row_size());
pixfmt pixf(buf); pixfmt pixf(buf);
renderer_base renb(pixf); renderer_base renb(pixf);