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9 | |
9 | |
10 | #define IW 80 |
10 | #define IW 80 |
11 | |
11 | |
12 | #define RAND (seed = (seed + 7141) * 54773 % 134456) |
12 | #define RAND (seed = (seed + 7141) * 54773 % 134456) |
13 | |
13 | |
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14 | #define LINELENGTH 240 |
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15 | |
14 | #define ELLIPSIS "\xe2\x80\xa6" |
16 | #define ELLIPSIS "\xe2\x80\xa6" |
15 | |
17 | |
16 | static guint32 a85_val; |
18 | static guint32 a85_val; |
17 | static guint a85_cnt; |
19 | static guint a85_cnt; |
18 | static guchar a85_buf[80], *a85_ptr; |
20 | static guchar a85_buf[LINELENGTH], *a85_ptr; |
19 | |
21 | |
20 | static void |
22 | static void |
21 | a85_init (void) |
23 | a85_init (void) |
22 | { |
24 | { |
23 | a85_cnt = 4; |
25 | a85_cnt = 4; |
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77 | transpose (GdkPixbuf *pb) |
79 | transpose (GdkPixbuf *pb) |
78 | CODE: |
80 | CODE: |
79 | { |
81 | { |
80 | int w = gdk_pixbuf_get_width (pb); |
82 | int w = gdk_pixbuf_get_width (pb); |
81 | int h = gdk_pixbuf_get_height (pb); |
83 | int h = gdk_pixbuf_get_height (pb); |
82 | int bpp = gdk_pixbuf_get_has_alpha (pb) ? 4 : 3; |
84 | int bpp = gdk_pixbuf_get_n_channels (pb); |
83 | int x, y, i; |
85 | int x, y, i; |
84 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
86 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
85 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
87 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
86 | |
88 | |
87 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, h, w); |
89 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, h, w); |
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101 | flop (GdkPixbuf *pb) |
103 | flop (GdkPixbuf *pb) |
102 | CODE: |
104 | CODE: |
103 | { |
105 | { |
104 | int w = gdk_pixbuf_get_width (pb); |
106 | int w = gdk_pixbuf_get_width (pb); |
105 | int h = gdk_pixbuf_get_height (pb); |
107 | int h = gdk_pixbuf_get_height (pb); |
106 | int bpp = gdk_pixbuf_get_has_alpha (pb) ? 4 : 3; |
108 | int bpp = gdk_pixbuf_get_n_channels (pb); |
107 | int x, y, i; |
109 | int x, y, i; |
108 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
110 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
109 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
111 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
110 | |
112 | |
111 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, w, h); |
113 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, w, h); |
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156 | { |
158 | { |
157 | int w = gdk_pixbuf_get_width (pb); |
159 | int w = gdk_pixbuf_get_width (pb); |
158 | int h = gdk_pixbuf_get_height (pb); |
160 | int h = gdk_pixbuf_get_height (pb); |
159 | int x, y; |
161 | int x, y; |
160 | guchar *dst; |
162 | guchar *dst; |
161 | int bpp = gdk_pixbuf_get_has_alpha (pb) ? 4 : 3; |
163 | int bpp = gdk_pixbuf_get_n_channels (pb); |
162 | guchar *src = gdk_pixbuf_get_pixels (pb); |
164 | guchar *src = gdk_pixbuf_get_pixels (pb); |
163 | int sstr = gdk_pixbuf_get_rowstride (pb); |
165 | int sstr = gdk_pixbuf_get_rowstride (pb); |
164 | int Er[IW], Eg[IW], Eb[IW]; |
166 | int Er[IW], Eg[IW], Eb[IW]; |
165 | int seed = 77; |
167 | int seed = 77; |
166 | |
168 | |
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211 | ############################################################################# |
213 | ############################################################################# |
212 | |
214 | |
213 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
215 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
214 | |
216 | |
215 | void |
217 | void |
216 | dump_pb (PerlIO *fp, GdkPixbuf *pb) |
218 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
217 | CODE: |
219 | CODE: |
218 | { |
220 | { |
219 | int w = gdk_pixbuf_get_width (pb); |
221 | int w = gdk_pixbuf_get_width (pb); |
220 | int h = gdk_pixbuf_get_height (pb); |
222 | int h = gdk_pixbuf_get_height (pb); |
221 | int x, y, i; |
223 | int x, y, i; |
222 | guchar *dst; |
224 | guchar *dst; |
223 | int bpp = gdk_pixbuf_get_has_alpha (pb) ? 4 : 3; |
225 | int bpp = gdk_pixbuf_get_n_channels (pb); |
224 | guchar *src = gdk_pixbuf_get_pixels (pb); |
226 | guchar *src = gdk_pixbuf_get_pixels (pb); |
225 | int sstr = gdk_pixbuf_get_rowstride (pb); |
227 | int sstr = gdk_pixbuf_get_rowstride (pb); |
226 | |
228 | |
227 | a85_init (); |
229 | a85_init (); |
228 | |
230 | |
229 | for (y = 0; y < h; y++) |
231 | for (y = 0; y < h; y++) |
230 | for (x = 0; x < w; x++) |
232 | for (x = 0; x < w; x++) |
231 | for (i = 0; i < 3; i++) |
233 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
232 | a85_push (fp, src [x * bpp + y * sstr + i]); |
234 | a85_push (fp, src [x * bpp + y * sstr + i]); |
233 | |
235 | |
234 | a85_finish (fp); |
236 | a85_finish (fp); |
235 | } |
237 | } |
236 | |
238 | |
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239 | void |
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240 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
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241 | CODE: |
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242 | { |
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243 | int w = gdk_pixbuf_get_width (pb); |
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244 | int h = gdk_pixbuf_get_height (pb); |
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245 | int x, y, i; |
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246 | guchar *dst; |
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247 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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248 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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249 | int sstr = gdk_pixbuf_get_rowstride (pb); |
237 | |
250 | |
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251 | for (y = 0; y < h; y++) |
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252 | for (x = 0; x < w; x++) |
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253 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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254 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
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255 | } |
238 | |
256 | |
239 | |
257 | |
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258 | |
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259 | |