add construct to work with more then 4 colors

1 files changed, 17 insertions, 7 deletions

diff --git a/spuencoder.c b/spuencoder.c
index 7c1125c..a3b3395 100644
--- a/spuencoder.c
+++ b/spuencoder.c
@@ -93,15 +93,21 @@ void cSpuEncoder::encode(cBitmap *bmap, int top, int left)
     // generate and upload color palette
     generateColorPalette();
 
-    // add one region
-    cSpuRegion *reg = new cSpuRegion(0);
-
-    for (int i = 0; i < numColors; i++) {
-        reg->addIndex(bitmap->Index(colors[i]));
+    // if the bitmap uses only 4 colors, we can
+    // simply define a region, else we need to
+    // calculate the reginos and do some remapping.
+    if (numColors <= 4) {
+        // add one region
+        cSpuRegion *reg = new cSpuRegion(0);
+
+        for (int i = 0; i < numColors; i++) {
+            reg->addIndex(bitmap->Index(colors[i]));
+        }
+        regions.push_back(reg);
+    } else {
+        calculateRegions();
     }
 
-    regions.push_back(reg);
-
     dsyslog("[dxr3-spuencoder] rle data");
 
     // encode whole bitmap with rle and store top and bottom lines
@@ -324,6 +330,10 @@ void cSpuEncoder::clearRegions()
     regions.clear();
 }
 
+void cSpuEncoder::calculateRegions()
+{
+}
+
 void cSpuEncoder::rle4colors()
 {
     int len;