From: blueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sun, 10 Jun 2007 16:35:21 +0000 (+0000)
Subject:  Add hw/pixel_ops.h
X-Git-Tag: xen-3.3.0-rc1~1384
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=ece096bbdc09f7cce3afc755e9d8030a119086f1;p=qemu-xen-4.0-testing.git

 Add hw/pixel_ops.h


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2975 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/hw/pixel_ops.h b/hw/pixel_ops.h
new file mode 100644
index 00000000..5334f1db
--- /dev/null
+++ b/hw/pixel_ops.h
@@ -0,0 +1,41 @@
+static inline unsigned int rgb_to_pixel8(unsigned int r, unsigned int g,
+                                         unsigned int b)
+{
+    return ((r >> 5) << 5) | ((g >> 5) << 2) | (b >> 6);
+}
+
+static inline unsigned int rgb_to_pixel15(unsigned int r, unsigned int g,
+                                          unsigned int b)
+{
+    return ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
+}
+
+static inline unsigned int rgb_to_pixel15bgr(unsigned int r, unsigned int g,
+                                             unsigned int b)
+{
+    return ((b >> 3) << 10) | ((g >> 3) << 5) | (r >> 3);
+}
+
+static inline unsigned int rgb_to_pixel16(unsigned int r, unsigned int g,
+                                          unsigned int b)
+{
+    return ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
+}
+
+static inline unsigned int rgb_to_pixel16bgr(unsigned int r, unsigned int g,
+                                             unsigned int b)
+{
+    return ((b >> 3) << 11) | ((g >> 2) << 5) | (r >> 3);
+}
+
+static inline unsigned int rgb_to_pixel32(unsigned int r, unsigned int g,
+                                          unsigned int b)
+{
+    return (r << 16) | (g << 8) | b;
+}
+
+static inline unsigned int rgb_to_pixel32bgr(unsigned int r, unsigned int g,
+                                             unsigned int b)
+{
+    return (b << 16) | (g << 8) | r;
+}