Change colorspace header to an enum to avoid confusion
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21
qoi.h
21
qoi.h
@ -87,10 +87,7 @@ struct qoi_header_t {
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uint32_t width; // image width in pixels (BE)
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uint32_t height; // image height in pixels (BE)
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uint8_t channels; // must be 3 (RGB) or 4 (RGBA)
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uint8_t colorspace; // a bitmap 0000rgba where
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// - a zero bit indicates sRGBA,
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// - a one bit indicates linear (user interpreted)
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// colorspace for each channel
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uint8_t colorspace; // 0 = sRGB with linear alpha, 1 = all channels linear
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};
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The decoder and encoder start with {r: 0, g: 0, b: 0, a: 255} as the previous
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@ -220,15 +217,15 @@ extern "C" {
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// describes either the input format (for qoi_write, qoi_encode), or is filled
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// with the description read from the file header (for qoi_read, qoi_decode).
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// The colorspace in this qoi_desc is a bitmap with 0000rgba where a 0-bit
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// indicates sRGB and a 1-bit indicates linear colorspace for each channel. You
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// may use one of the predefined constants: QOI_SRGB, QOI_SRGB_LINEAR_ALPHA or
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// QOI_LINEAR. The colorspace is purely informative. It will be saved to the
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// file header, but does not affect en-/decoding in any way.
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// The colorspace in this qoi_desc is an enum where
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// 0 = sRGB, i.e. gamma scaled RGB channels and a linear alpha channel
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// 1 = all channels are linear
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// You may use the the constants QOI_SRGB or QOI_LINEAR. The colorspace is
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// purely informative. It will be saved to the file header, but does not affect
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// en-/decoding in any way.
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#define QOI_SRGB 0x00
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#define QOI_SRGB_LINEAR_ALPHA 0x01
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#define QOI_LINEAR 0x0f
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#define QOI_SRGB 0
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#define QOI_LINEAR 1
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typedef struct {
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unsigned int width;
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