Basic ani file extracting.

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@158 8092fc87-c524-0410-9efc-e669fe64eaf9
2002-10-27 03:46:29 +00:00
parent e07a2e5df4
commit 5a7e5e7754
3 changed files with 660 additions and 0 deletions
@@ -0,0 +1,56 @@
+#include <stdint.h>
+
+typedef unsigned char uint8;
+typedef unsigned short uint16;
+typedef unsigned int uint32;
+typedef short int16;
+
+#define MAKE_WORD(x1, x2) (((x2) << 8) | (x1))
+#define MAKE_DWORD(x1, x2, x3, x4) (((x4) << 24) | ((x3) << 16) | \
+		((x2) << 8) | (x1))
+
+typedef struct {
+	int16 x;
+	int16 y;
+} hotspot_type;
+
+typedef struct {
+	uint16 w;
+	uint16 h;
+} bounds_type;
+
+typedef struct {
+	uint16 index; // only first 12 bits used
+	uint8 plut;
+	uint8 flags;
+	hotspot_type hotspot;
+	bounds_type bounds;
+//	uint32 len;
+	const uint8 *start;
+} frame_desc;
+
+typedef struct {
+	uint16 num_frames; // only first 12 bits used
+	frame_desc *frames;
+} index_header;
+
+#define FTYPE_SHIFT   12
+#define FINDEX_MASK   ((1 << FTYPE_SHIFT) - 1)
+#define FTYPE_MASK    (0xffff & ~FINDEX_MASK)
+
+#define TYPE_GET(f)   ((f) & FTYPE_MASK)
+#define INDEX_GET(f)  ((f) & FINDEX_MASK)
+
+#define FLAG_DATA_HARDWARE   (1 << 4)
+#define FLAG_DATA_COPY       (1 << 5)
+#define FLAG_DATA_PACKED     (1 << 6)
+#define FLAG_X_FLIP          (1 << 7)
+
+#define PACK_EOL       0
+#define PACK_LITERAL   1
+#define PACK_TRANS     2
+#define PACK_REPEAT    3
+#define PACK_SHIFT     6
+#define PACK_TYPE(c)   ((uint8) ((c) >> PACK_SHIFT))
+#define PACK_COUNT(c)  ((uint8) (((c) & ((1 << PACK_SHIFT) - 1)) + 1))
+