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authorKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
committerKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
commitad547a6b5986815fda458221149728d9d9ab1d87 (patch)
tree16296910eb3eca724371474ea9aea3994dc69614 /Build/source/libs/gd/libgd-src/src/gd_tga.h
parent947b43de3dd21d58ccc2ffadefc4441ea1c2a813 (diff)
restore Build,TODO from r57911
git-svn-id: svn://tug.org/texlive/trunk@57915 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/gd/libgd-src/src/gd_tga.h')
-rw-r--r--Build/source/libs/gd/libgd-src/src/gd_tga.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-src/src/gd_tga.h b/Build/source/libs/gd/libgd-src/src/gd_tga.h
new file mode 100644
index 00000000000..297f3dc99d6
--- /dev/null
+++ b/Build/source/libs/gd/libgd-src/src/gd_tga.h
@@ -0,0 +1,52 @@
+#ifndef __TGA_H
+#define __TGA_H 1
+
+#include "gd.h"
+#include "gdhelpers.h"
+
+#include "gd_intern.h"
+
+typedef struct oTga_ {
+ uint8_t identsize; // size of ID field that follows 18 uint8_t header (0 usually)
+ uint8_t colormaptype; // type of colour map 0=none, 1=has palette [IGNORED] Adrian requested no support
+ uint8_t imagetype; // type of image 0=none,1=indexed,2=rgb,3=grey,+8=rle packed
+
+ int colormapstart; // first colour map entry in palette [IGNORED] Adrian requested no support
+ int colormaplength; // number of colours in palette [IGNORED] Adrian requested no support
+ uint8_t colormapbits; // number of bits per palette entry 15,16,24,32 [IGNORED] Adrian requested no support
+
+ int xstart; // image x origin
+ int ystart; // image y origin
+ int width; // image width in pixels
+ int height; // image height in pixels
+ uint8_t bits; // image bits per pixel 8,16,24,32
+ uint8_t alphabits; // alpha bits (low 4bits of header 17)
+ uint8_t fliph; // horizontal or vertical
+ uint8_t flipv; // flip
+ char *ident; // identifcation tag string
+ int *bitmap; // bitmap data
+
+} oTga;
+
+#define TGA_TYPE_NO_IMAGE 0
+#define TGA_TYPE_INDEXED 1
+#define TGA_TYPE_RGB 2
+#define TGA_TYPE_GREYSCALE 3
+#define TGA_TYPE_INDEXED_RLE 9
+#define TGA_TYPE_RGB_RLE 10
+#define TGA_TYPE_GREYSCALE_RLE 11
+#define TGA_TYPE_INDEXED_HUFFMAN_DELTA_RLE 32
+#define TGA_TYPE_RGB_HUFFMAN_DELTA_QUADTREE_RLE 33
+
+#define TGA_BPP_8 8
+#define TGA_BPP_16 16
+#define TGA_BPP_24 24
+#define TGA_BPP_32 32
+
+#define TGA_RLE_FLAG 128
+
+int read_header_tga(gdIOCtx *ctx, oTga *tga);
+int read_image_tga(gdIOCtx *ctx, oTga *tga);
+void free_tga(oTga *tga);
+
+#endif //__TGA_H