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3 | #include "XSUB.h" |
3 | #include "XSUB.h" |
4 | |
4 | |
5 | #include <string.h> |
5 | #include <string.h> |
6 | #include <setjmp.h> |
6 | #include <setjmp.h> |
7 | |
7 | |
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8 | #include <magic.h> |
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9 | |
8 | #include <jpeglib.h> |
10 | #include <jpeglib.h> |
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11 | #include <glib.h> |
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12 | #include <gtk/gtk.h> |
9 | #include <gdk-pixbuf/gdk-pixbuf.h> |
13 | #include <gdk-pixbuf/gdk-pixbuf.h> |
10 | |
14 | |
11 | #include <gperl.h> |
15 | #include <gperl.h> |
12 | #include <gtk2perl.h> |
16 | #include <gtk2perl.h> |
13 | |
17 | |
… | |
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124 | |
128 | |
125 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
129 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
126 | |
130 | |
127 | PROTOTYPES: ENABLE |
131 | PROTOTYPES: ENABLE |
128 | |
132 | |
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133 | # missing function in perl. really :) |
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134 | int |
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135 | common_prefix_length (a, b) |
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136 | unsigned char *a = (unsigned char *)SvPVutf8_nolen ($arg); |
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137 | unsigned char *b = (unsigned char *)SvPVutf8_nolen ($arg); |
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138 | CODE: |
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139 | RETVAL = 0; |
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140 | |
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141 | while (*a == *b && *a) |
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142 | { |
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143 | RETVAL += (*a & 0xc0) != 0x80; |
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144 | a++, b++; |
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145 | } |
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146 | |
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147 | OUTPUT: |
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148 | RETVAL |
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149 | |
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150 | const char * |
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151 | magic (const char *path) |
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152 | CODE: |
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153 | { |
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154 | static magic_t cookie; |
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155 | |
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156 | if (!cookie) |
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157 | { |
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158 | cookie = magic_open (MAGIC_MIME); |
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159 | |
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160 | if (cookie) |
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161 | magic_load (cookie, 0); |
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162 | else |
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163 | XSRETURN_UNDEF; |
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164 | } |
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165 | |
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166 | RETVAL = magic_file (cookie, path); |
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167 | } |
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168 | OUTPUT: |
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169 | RETVAL |
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170 | |
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171 | # missing in Gtk2 perl module |
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172 | |
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173 | gboolean |
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174 | gdk_net_wm_supports (GdkAtom property) |
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175 | CODE: |
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176 | #if defined(GDK_WINDOWING_X11) && !defined(GDK_MULTIHEAD_SAFE) |
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177 | RETVAL = gdk_net_wm_supports (property); |
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178 | #else |
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179 | RETVAL = 0; |
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180 | #endif |
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181 | OUTPUT: |
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182 | RETVAL |
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183 | |
129 | GdkPixbuf_noinc * |
184 | GdkPixbuf_noinc * |
130 | transpose (GdkPixbuf *pb) |
185 | dealpha_expose (GdkPixbuf *pb) |
131 | CODE: |
186 | CODE: |
132 | { |
187 | { |
133 | int w = gdk_pixbuf_get_width (pb); |
188 | int w = gdk_pixbuf_get_width (pb); |
134 | int h = gdk_pixbuf_get_height (pb); |
189 | int h = gdk_pixbuf_get_height (pb); |
135 | int bpp = gdk_pixbuf_get_n_channels (pb); |
190 | int bpp = gdk_pixbuf_get_n_channels (pb); |
136 | int x, y, i; |
191 | int x, y, i; |
137 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
192 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
138 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
193 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
139 | |
194 | |
140 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, h, w); |
195 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, 0, 8, w, h); |
141 | |
196 | |
142 | dst = gdk_pixbuf_get_pixels (RETVAL); |
197 | dst = gdk_pixbuf_get_pixels (RETVAL); |
143 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
198 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
144 | |
199 | |
145 | for (y = 0; y < h; y++) |
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146 | for (x = 0; x < w; x++) |
200 | for (x = 0; x < w; x++) |
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201 | for (y = 0; y < h; y++) |
147 | for (i = 0; i < bpp; i++) |
202 | for (i = 0; i < 3; i++) |
148 | dst[y * bpp + x * dstr + i] = src[x * bpp + y * sstr + i]; |
203 | dst[x * 3 + y * dstr + i] = src[x * bpp + y * sstr + i]; |
149 | } |
204 | } |
150 | OUTPUT: |
205 | OUTPUT: |
151 | RETVAL |
206 | RETVAL |
152 | |
207 | |
153 | GdkPixbuf_noinc * |
208 | GdkPixbuf_noinc * |
154 | flop (GdkPixbuf *pb) |
209 | rotate (GdkPixbuf *pb, int angle) |
155 | CODE: |
210 | CODE: |
156 | { |
211 | RETVAL = gdk_pixbuf_rotate_simple (pb, angle == 0 ? GDK_PIXBUF_ROTATE_NONE |
157 | int w = gdk_pixbuf_get_width (pb); |
212 | : angle == 90 ? GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE |
158 | int h = gdk_pixbuf_get_height (pb); |
213 | : angle == 180 ? GDK_PIXBUF_ROTATE_UPSIDEDOWN |
159 | int bpp = gdk_pixbuf_get_n_channels (pb); |
214 | : angle == 270 ? GDK_PIXBUF_ROTATE_CLOCKWISE |
160 | int x, y, i; |
215 | : angle); |
161 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
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162 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
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163 | |
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164 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, w, h); |
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165 | |
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166 | dst = gdk_pixbuf_get_pixels (RETVAL); |
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167 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
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168 | |
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169 | for (y = 0; y < h; y++) |
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170 | for (x = 0; x < w; x++) |
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171 | for (i = 0; i < bpp; i++) |
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172 | dst[(w - 1 - x) * bpp + y * dstr + i] = src[x * bpp + y * sstr + i]; |
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173 | } |
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174 | OUTPUT: |
216 | OUTPUT: |
175 | RETVAL |
217 | RETVAL |
176 | |
218 | |
177 | GdkPixbuf_noinc * |
219 | GdkPixbuf_noinc * |
178 | load_jpeg (char *path, int thumbnail=0) |
220 | load_jpeg (SV *path, int thumbnail=0) |
179 | CODE: |
221 | CODE: |
180 | { |
222 | { |
181 | struct jpeg_decompress_struct cinfo; |
223 | struct jpeg_decompress_struct cinfo; |
182 | struct jpg_err_mgr jerr; |
224 | struct jpg_err_mgr jerr; |
183 | guchar *data; |
225 | guchar *data; |
184 | int rs; |
226 | int rs; |
185 | FILE *fp; |
227 | FILE *fp; |
186 | volatile GdkPixbuf *pb = 0; |
228 | volatile GdkPixbuf *pb = 0; |
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229 | |
187 | RETVAL = 0; |
230 | RETVAL = 0; |
188 | |
231 | |
189 | if (!(fp = fopen (path, "rb"))) |
232 | fp = fopen (SvPVbyte_nolen (path), "rb"); |
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233 | |
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234 | if (!fp) |
190 | XSRETURN_UNDEF; |
235 | XSRETURN_UNDEF; |
191 | |
236 | |
192 | cinfo.err = jpeg_std_error (&jerr.err); |
237 | cinfo.err = jpeg_std_error (&jerr.err); |
193 | |
238 | |
194 | jerr.err.error_exit = cv_error_exit; |
239 | jerr.err.error_exit = cv_error_exit; |
… | |
… | |
225 | { |
270 | { |
226 | cinfo.dct_method = JDCT_FASTEST; |
271 | cinfo.dct_method = JDCT_FASTEST; |
227 | cinfo.do_fancy_upsampling = FALSE; |
272 | cinfo.do_fancy_upsampling = FALSE; |
228 | |
273 | |
229 | while (cinfo.scale_denom < 8 |
274 | while (cinfo.scale_denom < 8 |
230 | && (cinfo.output_width >> 1) >= IW |
275 | && cinfo.output_width >= IW*4 |
231 | && (cinfo.output_height >> 1) >= IH) |
276 | && cinfo.output_height >= IH*4) |
232 | { |
277 | { |
233 | cinfo.scale_denom <<= 1; |
278 | cinfo.scale_denom <<= 1; |
234 | jpeg_calc_output_dimensions (&cinfo); |
279 | jpeg_calc_output_dimensions (&cinfo); |
235 | } |
280 | } |
236 | } |
281 | } |
… | |
… | |
275 | foldcase (SV *pathsv) |
320 | foldcase (SV *pathsv) |
276 | PROTOTYPE: $ |
321 | PROTOTYPE: $ |
277 | CODE: |
322 | CODE: |
278 | { |
323 | { |
279 | STRLEN plen; |
324 | STRLEN plen; |
280 | U8 *path = SvPVutf8 (pathsv, plen); |
325 | U8 *path = (U8 *)SvPVutf8 (pathsv, plen); |
281 | U8 *pend = path + plen; |
326 | U8 *pend = path + plen; |
282 | U8 dst [plen * 6 * 3], *dstp = dst; |
327 | U8 dst [plen * 6 * 3], *dstp = dst; |
283 | |
328 | |
284 | while (path < pend) |
329 | while (path < pend) |
285 | { |
330 | { |
… | |
… | |
306 | dstp += cl; |
351 | dstp += cl; |
307 | path += is_utf8_char (path); |
352 | path += is_utf8_char (path); |
308 | } |
353 | } |
309 | } |
354 | } |
310 | |
355 | |
311 | RETVAL = newSVpvn (dst, dstp - dst); |
356 | RETVAL = newSVpvn ((const char *)dst, dstp - dst); |
312 | } |
357 | } |
313 | OUTPUT: |
358 | OUTPUT: |
314 | RETVAL |
359 | RETVAL |
315 | |
360 | |
316 | GdkPixbuf_noinc * |
361 | GdkPixbuf_noinc * |
317 | p7_to_pb (int w, int h, guchar *src) |
362 | p7_to_pb (int w, int h, SV *src_sv) |
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363 | PROTOTYPE: @ |
318 | CODE: |
364 | CODE: |
319 | { |
365 | { |
320 | int x, y; |
366 | int x, y; |
321 | guchar *dst, *d; |
367 | guchar *dst, *d; |
322 | int dstr; |
368 | int dstr; |
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369 | guchar *src = (guchar *)SvPVbyte_nolen (src_sv); |
323 | |
370 | |
324 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, 0, 8, w, h); |
371 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, 0, 8, w, h); |
325 | dst = gdk_pixbuf_get_pixels (RETVAL); |
372 | dst = gdk_pixbuf_get_pixels (RETVAL); |
326 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
373 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
327 | |
374 | |
… | |
… | |
336 | } |
383 | } |
337 | } |
384 | } |
338 | OUTPUT: |
385 | OUTPUT: |
339 | RETVAL |
386 | RETVAL |
340 | |
387 | |
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388 | ############################################################################# |
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389 | |
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390 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
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391 | |
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392 | void |
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393 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
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394 | CODE: |
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395 | { |
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396 | int w = gdk_pixbuf_get_width (pb); |
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397 | int h = gdk_pixbuf_get_height (pb); |
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398 | int x, y, i; |
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399 | guchar *dst; |
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400 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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401 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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402 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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403 | |
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404 | a85_init (); |
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405 | |
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406 | for (y = 0; y < h; y++) |
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407 | for (x = 0; x < w; x++) |
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408 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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409 | a85_push (fp, src [x * bpp + y * sstr + i]); |
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410 | |
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411 | a85_finish (fp); |
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412 | } |
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413 | |
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414 | void |
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415 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
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416 | CODE: |
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417 | { |
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418 | int w = gdk_pixbuf_get_width (pb); |
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419 | int h = gdk_pixbuf_get_height (pb); |
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420 | int x, y, i; |
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421 | guchar *dst; |
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422 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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423 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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424 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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425 | |
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426 | for (y = 0; y < h; y++) |
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427 | for (x = 0; x < w; x++) |
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428 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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429 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
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430 | } |
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431 | |
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432 | ############################################################################# |
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433 | |
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434 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
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435 | |
341 | SV * |
436 | SV * |
342 | pb_to_p7 (GdkPixbuf *pb) |
437 | pb_to_hv84 (GdkPixbuf *pb) |
343 | CODE: |
438 | CODE: |
344 | { |
439 | { |
345 | int w = gdk_pixbuf_get_width (pb); |
440 | int w = gdk_pixbuf_get_width (pb); |
346 | int h = gdk_pixbuf_get_height (pb); |
441 | int h = gdk_pixbuf_get_height (pb); |
347 | int x, y; |
442 | int x, y; |
348 | guchar *dst; |
443 | guchar *dst; |
349 | int bpp = gdk_pixbuf_get_n_channels (pb); |
444 | int bpp = gdk_pixbuf_get_n_channels (pb); |
350 | guchar *src = gdk_pixbuf_get_pixels (pb); |
445 | guchar *src = gdk_pixbuf_get_pixels (pb); |
351 | int sstr = gdk_pixbuf_get_rowstride (pb); |
446 | int sstr = gdk_pixbuf_get_rowstride (pb); |
352 | int Er[IW], Eg[IW], Eb[IW]; |
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353 | int seed = 77; |
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354 | |
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355 | RETVAL = newSV (w * h); |
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356 | SvPOK_only (RETVAL); |
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357 | SvCUR_set (RETVAL, w * h); |
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358 | |
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359 | dst = SvPVX (RETVAL); |
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360 | |
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361 | memset (Er, 0, sizeof (int) * IW); |
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362 | memset (Eg, 0, sizeof (int) * IW); |
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363 | memset (Eb, 0, sizeof (int) * IW); |
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364 | |
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365 | /* some primitive error distribution + random dithering */ |
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366 | |
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367 | for (y = 0; y < h; y++) |
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368 | { |
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369 | int er = 0, eg = 0, eb = 0; |
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370 | |
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371 | for (x = 0; x < w; x++) |
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372 | { |
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373 | int r, g, b; |
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374 | guchar *p = src + x * bpp + y * sstr; |
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375 | |
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376 | r = ((p[0] + er + Er[x]) * 7 + (RAND & 127) + 64) / 255; |
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377 | g = ((p[1] + eg + Eg[x]) * 7 + (RAND & 127) + 64) / 255; |
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378 | b = ((p[2] + eb + Eb[x]) * 3 + (RAND & 127) + 64) / 255; |
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379 | |
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380 | r = r > 7 ? 7 : r < 0 ? 0 : r; |
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381 | g = g > 7 ? 7 : g < 0 ? 0 : g; |
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382 | b = b > 3 ? 3 : b < 0 ? 0 : b; |
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383 | |
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384 | er += p[0] - (r * 255 + 4) / 7; |
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385 | eg += p[1] - (g * 255 + 4) / 7; |
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386 | eb += p[2] - (b * 255 + 2) / 3; |
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387 | |
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388 | Er[x] = er >> 1; er -= (er + 1) >> 1; |
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389 | Eg[x] = eg >> 1; eg -= (eg + 1) >> 1; |
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390 | Eb[x] = eb >> 1; eb -= (eb + 1) >> 1; |
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391 | |
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392 | *dst++ = r << 5 | g << 2 | b; |
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393 | } |
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394 | } |
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395 | } |
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396 | OUTPUT: |
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397 | RETVAL |
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398 | |
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399 | ############################################################################# |
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400 | |
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401 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
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402 | |
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403 | void |
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404 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
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405 | CODE: |
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406 | { |
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407 | int w = gdk_pixbuf_get_width (pb); |
|
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408 | int h = gdk_pixbuf_get_height (pb); |
|
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409 | int x, y, i; |
|
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410 | guchar *dst; |
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411 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
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412 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
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413 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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414 | |
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415 | a85_init (); |
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416 | |
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417 | for (y = 0; y < h; y++) |
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418 | for (x = 0; x < w; x++) |
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419 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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420 | a85_push (fp, src [x * bpp + y * sstr + i]); |
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421 | |
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422 | a85_finish (fp); |
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423 | } |
|
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424 | |
|
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425 | void |
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426 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
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427 | CODE: |
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428 | { |
|
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429 | int w = gdk_pixbuf_get_width (pb); |
|
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430 | int h = gdk_pixbuf_get_height (pb); |
|
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431 | int x, y, i; |
|
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432 | guchar *dst; |
|
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433 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
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434 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
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435 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
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436 | |
|
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437 | for (y = 0; y < h; y++) |
|
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438 | for (x = 0; x < w; x++) |
|
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439 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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440 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
|
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441 | } |
|
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442 | |
|
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443 | ############################################################################# |
|
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444 | |
|
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445 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
|
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446 | |
|
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447 | SV * |
|
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448 | pb_to_hv84 (GdkPixbuf *pb) |
|
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449 | CODE: |
|
|
450 | { |
|
|
451 | int w = gdk_pixbuf_get_width (pb); |
|
|
452 | int h = gdk_pixbuf_get_height (pb); |
|
|
453 | int x, y; |
|
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454 | guchar *dst; |
|
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455 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
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456 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
457 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
458 | |
447 | |
459 | RETVAL = newSV (6 * 8 * 12 / 8); |
448 | RETVAL = newSV (6 * 8 * 12 / 8); |
460 | SvPOK_only (RETVAL); |
449 | SvPOK_only (RETVAL); |
461 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
450 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
462 | |
451 | |
463 | dst = SvPVX (RETVAL); |
452 | dst = (guchar *)SvPVX (RETVAL); |
464 | |
453 | |
465 | /* some primitive error distribution + random dithering */ |
454 | /* some primitive error distribution + random dithering */ |
466 | |
455 | |
467 | for (y = 0; y < h; y++) |
456 | for (y = 0; y < h; y++) |
468 | { |
457 | { |