diff --git a/PVRTCEncoder/src/Pixel.h b/PVRTCEncoder/src/Pixel.h
index 1953e09..f87d79d 100644
--- a/PVRTCEncoder/src/Pixel.h
+++ b/PVRTCEncoder/src/Pixel.h
@@ -63,9 +63,14 @@ class Pixel {
     for(int i = 0; i < 4; i++) m_BitDepth[i] = 8;
   }
 
-  explicit Pixel(const uint8 *bits,
-                 const uint8 channelDepth[4] = static_cast<uint8 *>(0),
-                 uint8 bitOffset = 0) {
+  explicit Pixel(uint32 rgba) {
+    for(int i = 0; i < 4; i++) m_BitDepth[i] = 8;
+    UnpackRGBA(rgba);
+  }
+
+  Pixel(const uint8 *bits,
+        const uint8 channelDepth[4] = static_cast<uint8 *>(0),
+        uint8 bitOffset = 0) {
     FromBits(bits, channelDepth, bitOffset);
   }
 
diff --git a/PVRTCEncoder/test/PixelTest.cpp b/PVRTCEncoder/test/PixelTest.cpp
index b8b4d2a..5a2cc6e 100644
--- a/PVRTCEncoder/test/PixelTest.cpp
+++ b/PVRTCEncoder/test/PixelTest.cpp
@@ -206,6 +206,12 @@ TEST(Pixel, UnpackRGBA) {
   EXPECT_EQ(p.G(), 0xB3);
   EXPECT_EQ(p.R(), 0xFE);
 
+  p = PVRTCC::Pixel(rgba);
+  EXPECT_EQ(p.A(), 0x46);
+  EXPECT_EQ(p.B(), 0x19);
+  EXPECT_EQ(p.G(), 0xB3);
+  EXPECT_EQ(p.R(), 0xFE);
+
   uint8 newBitDepth[4] = { 3, 5, 2, 1 };  // A R G B
   p.ChangeBitDepth(newBitDepth);