From ec3c948a30852562051022fa6bd3dc48501af416 Mon Sep 17 00:00:00 2001
From: Christian Gmeiner <christian.gmeiner@gmail.com>
Date: Tue, 22 Sep 2009 00:51:47 +0200
Subject: add method to write region information data and switch to a
 std::vector to hold regions

---
 spuencoder.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 50 insertions(+), 5 deletions(-)

(limited to 'spuencoder.c')

diff --git a/spuencoder.c b/spuencoder.c
index 2fbce2a..71ba6c0 100644
--- a/spuencoder.c
+++ b/spuencoder.c
@@ -97,7 +97,7 @@ void cSpuEncoder::encode(cBitmap *bmap, int top, int left)
         reg->addColIndex(bitmap->Index(colors[i]));
     }
 
-    regions.push(reg);
+    regions.push_back(reg);
 
     dsyslog("[dxr3-spuencoder] rle data");
 
@@ -157,6 +157,52 @@ void cSpuEncoder::writeColorAndAlpha(sSection &sec, bool withCMD)
     spu[written++] = (opacity[sec.colIndex[2]] << 4) | (opacity[sec.colIndex[3]] & 0x0f);
 }
 
+void cSpuEncoder::writeRegionInformation()
+{
+    dsyslog("writting region definitions");
+
+    spu[written++] = CMD_CHG_COLCON;
+
+    int32_t size_fill = written;
+
+    spu[written++] = 0x00;  // total size of parameter area
+    spu[written++] = 0x00;  // will be filled later
+
+    for (size_t i = 1; i < regions.size(); i++) {
+        cSpuRegion *reg = regions[i];
+
+        // define region (LN_CTLI)
+        spu[written++] = (reg->startLine >> 8);
+        spu[written++] = reg->startLine & 0xff;
+        spu[written++] = (((reg->openSections() & 0x0f) << 4)| ((reg->endLine >> 8) & 0x0f));
+        spu[written++] = reg->endLine & 0xff;
+
+        for (size_t j = 0; j <= reg->openSections(); j++) {
+
+            sSection sec = reg->sections[i];
+
+            // define section (PXCTLI)
+            spu[written++] = (sec.startColumn >> 8) & 0x0f;
+            spu[written++] = sec.startColumn & 0xff;
+
+            // write color and alpha
+            writeColorAndAlpha(sec, false);
+        }
+    }
+
+    spu[written++] = 0x0f;  // end of parameter area
+    spu[written++] = 0xff;
+    spu[written++] = 0xff;
+    spu[written++] = 0xff;
+
+    // update size of 0x07 command
+    int32_t s = written - size_fill - 1;
+    dsyslog("size of 07 command %d", s);
+
+    spu[size_fill++] = s >> 8;
+    spu[size_fill++] = s & 0xff;
+}
+
 void cSpuEncoder::generateColorPalette()
 {
     // we need to convert the color we get from
@@ -259,11 +305,10 @@ void cSpuEncoder::generateSpuData(bool topAndBottom) throw (char const* )
 
 void cSpuEncoder::clearRegions()
 {
-    while (!regions.empty()) {
-        cSpuRegion *reg = regions.front();
-        delete reg;
-        regions.pop();
+    for (size_t i = 0; i < regions.size(); i++) {
+        delete regions[i];
     }
+    regions.clear();
 }
 
 void cSpuEncoder::rle4colors()
-- 
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