WEBP image format support #1338
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via wrapper for dwebp
by avoiding one temp file
and fixed compilation error when not compiling libwebp
instead of function from dec.c
and also checking for an error return from WebPDecode
including specifying quality value
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Closing due to discovering the availability of this module: https://github.com/FigBug/Gin/tree/master/modules/gin_webp |
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I've included libwebp 07b7185, which closes #274
Supports decoding and encoding 24-bit and 32-bit RGB and ARGB images.
Encoding by default is lossless. However lossy encoding is possible by calling WEBPImageFormat::setQuality(bool shouldBeLossless, float newQuality). The quality value range is 0 - 1.0, same as JPEGImageFormat::setQuality.
Tested building with