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diff tools/lib64gfx.h @ 2148:487157934904

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Clarifications in comments.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 02 Jun 2019 23:12:53 +0300
parents 84780a9d8d17
children 58fab91830d5
line wrap: on
line diff
--- a/tools/lib64gfx.h	Sun Jun 02 23:03:55 2019 +0300
+++ b/tools/lib64gfx.h	Sun Jun 02 23:12:53 2019 +0300
@@ -256,7 +256,7 @@
 
 
 //
-// Compression types and flags
+// Compression types
 //
 enum
 {
@@ -264,14 +264,16 @@
     DM_COMP_RLE_MASK        = 2, // RLE that has marker bits and lower part acts as run length
 };
 
+
+// Compression flags
 enum
 {
     DM_RLE_BYTE_RUNS        = 0x0001, // Uses one-byte run lengths
     DM_RLE_WORD_RUNS        = 0x0002, // Uses two-byte (word) run lengths
-    DM_RLE_RUNS_MASK        = 0x0003,
+    DM_RLE_RUNS_MASK        = 0x000f,
 
-    DM_RLE_ORDER_1          = 0x0000, // Order: <marker>, <count/run length>, <data>
-    DM_RLE_ORDER_2          = 0x0010, // Order: <marker>, <data>, <count/run length>
+    DM_RLE_ORDER_1          = 0x0010, // Order: <marker>, <count/run length>, <data>
+    DM_RLE_ORDER_2          = 0x0020, // Order: <marker>, <data>, <count/run length>
     DM_RLE_ORDER_MASK       = 0x00f0,
 
     DM_RLE_BACKWARDS_INPUT  = 0x0100, // Input is read backwards
@@ -288,9 +290,9 @@
 typedef struct
 {
     char *func;
-    int type;
-    int flags;
     size_t cropOutLen;
+    int type;                // DM_COMP_*
+    int flags;               //
 
     Uint8
         // DM_COMP_RLE_MARKER mode