kms++util: split to subdirs

1 files changed, 93 insertions, 0 deletions

diff --git a/kms++util/src/color.cpp b/kms++util/src/color.cpp
new file mode 100644
index 0000000..4bfc33e
--- /dev/null
+++ b/kms++util/src/color.cpp
@@ -0,0 +1,93 @@
+#include <kms++util/color.h>
+
+namespace kms
+{
+RGB::RGB()
+{
+	r = g = b = 0;
+	a = 255;
+}
+
+RGB::RGB(uint8_t r, uint8_t g, uint8_t b)
+	:RGB(255, r, g, b)
+{
+}
+
+RGB::RGB(uint8_t a, uint8_t r, uint8_t g, uint8_t b)
+{
+	this->r = r;
+	this->g = g;
+	this->b = b;
+	this->a = a;
+}
+
+RGB::RGB(uint32_t argb)
+{
+	this->b = (argb >> 0) & 0xff;
+	this->g = (argb >> 8) & 0xff;
+	this->r = (argb >> 16) & 0xff;
+	this->a = (argb >> 24) & 0xff;
+}
+
+uint32_t RGB::rgb888() const
+{
+	return (r << 16) | (g << 8) | (b << 0);
+}
+
+uint32_t RGB::argb8888() const
+{
+	return (a << 24) | (r << 16) | (g << 8) | (b << 0);
+}
+
+uint32_t RGB::abgr8888() const
+{
+	return (a << 24) | (b << 16) | (g << 8) | (r << 0);
+}
+
+uint16_t RGB::rgb565() const
+{
+	return ((r >> 3) << 11) | ((g >> 2) << 5) | ((b >> 3) << 0);
+}
+
+YUV RGB::yuv() const
+{
+	return YUV(*this);
+}
+
+
+YUV::YUV()
+{
+	y = u = v = a = 0;
+}
+
+YUV::YUV(uint8_t y, uint8_t u, uint8_t v)
+{
+	this->y = y;
+	this->u = u;
+	this->v = v;
+	this->a = 0;
+}
+
+static inline uint8_t MAKE_YUV_601_Y(uint8_t r, uint8_t g, uint8_t b)
+{
+	return (((66 * r + 129 * g +  25 * b + 128) >> 8) + 16);
+}
+
+static inline uint8_t MAKE_YUV_601_U(uint8_t r, uint8_t g, uint8_t b)
+{
+	return (((-38 * r -  74 * g + 112 * b + 128) >> 8) + 128);
+}
+
+static inline uint8_t MAKE_YUV_601_V(uint8_t r, uint8_t g, uint8_t b)
+{
+	return (((112 * r -  94 * g -  18 * b + 128) >> 8) + 128);
+}
+
+YUV::YUV(const RGB& rgb)
+{
+	this->y = MAKE_YUV_601_Y(rgb.r, rgb.g, rgb.b);
+	this->u = MAKE_YUV_601_U(rgb.r, rgb.g, rgb.b);
+	this->v = MAKE_YUV_601_V(rgb.r, rgb.g, rgb.b);
+	this->a = rgb.a;
+}
+}