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2 | #include "perl.h" |
2 | #include "perl.h" |
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> |
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7 | #include <math.h> |
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8 | |
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9 | #include <magic.h> |
7 | |
10 | |
8 | #include <jpeglib.h> |
11 | #include <jpeglib.h> |
9 | #include <glib.h> |
12 | #include <glib.h> |
10 | #include <gtk/gtk.h> |
13 | #include <gtk/gtk.h> |
11 | #include <gdk-pixbuf/gdk-pixbuf.h> |
14 | #include <gdk-pixbuf/gdk-pixbuf.h> |
12 | |
15 | |
13 | #include <gperl.h> |
16 | #include <gperl.h> |
14 | #include <gtk2perl.h> |
17 | #include <gtk2perl.h> |
15 | |
18 | |
16 | #define IW 80 /* MUST match Schnauer.pm! */ |
19 | #define IW 80 /* MUST match Schnauzer.pm! */ |
17 | #define IH 60 /* MUST match Schnauer.pm! */ |
20 | #define IH 60 /* MUST match Schnauzer.pm! */ |
18 | |
21 | |
19 | #define RAND (seed = (seed + 7141) * 54773 % 134456) |
22 | #define RAND (seed = (seed + 7141) * 54773 % 134456) |
20 | |
23 | |
21 | #define LINELENGTH 240 |
24 | #define LINELENGTH 240 |
22 | |
25 | |
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126 | |
129 | |
127 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
130 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
128 | |
131 | |
129 | PROTOTYPES: ENABLE |
132 | PROTOTYPES: ENABLE |
130 | |
133 | |
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134 | # missing function in perl. really :) |
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135 | int |
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136 | common_prefix_length (a, b) |
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137 | unsigned char *a = (unsigned char *)SvPVutf8_nolen ($arg); |
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138 | unsigned char *b = (unsigned char *)SvPVutf8_nolen ($arg); |
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139 | CODE: |
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140 | RETVAL = 0; |
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141 | |
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142 | while (*a == *b && *a) |
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143 | { |
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144 | RETVAL += (*a & 0xc0) != 0x80; |
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145 | a++, b++; |
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146 | } |
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147 | |
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148 | OUTPUT: |
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149 | RETVAL |
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150 | |
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151 | const char * |
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152 | magic (const char *path) |
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153 | CODE: |
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154 | { |
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155 | static magic_t cookie; |
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156 | |
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157 | if (!cookie) |
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158 | { |
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159 | cookie = magic_open (MAGIC_NONE); |
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160 | |
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161 | if (cookie) |
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162 | magic_load (cookie, 0); |
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163 | else |
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164 | XSRETURN_UNDEF; |
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165 | } |
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166 | |
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167 | RETVAL = magic_file (cookie, path); |
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168 | } |
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169 | OUTPUT: |
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170 | RETVAL |
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171 | |
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172 | const char * |
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173 | magic_mime (const char *path) |
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174 | CODE: |
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175 | { |
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176 | static magic_t cookie; |
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177 | |
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178 | if (!cookie) |
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179 | { |
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180 | cookie = magic_open (MAGIC_MIME); |
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181 | |
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182 | if (cookie) |
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183 | magic_load (cookie, 0); |
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184 | else |
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185 | XSRETURN_UNDEF; |
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186 | } |
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187 | |
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188 | RETVAL = magic_file (cookie, path); |
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189 | } |
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190 | OUTPUT: |
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191 | RETVAL |
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192 | |
131 | # missing in Gtk2 perl module |
193 | # missing in Gtk2 perl module |
132 | |
194 | |
133 | gboolean |
195 | gboolean |
134 | gdk_net_wm_supports (GdkAtom property) |
196 | gdk_net_wm_supports (GdkAtom property) |
135 | CODE: |
197 | CODE: |
… | |
… | |
164 | } |
226 | } |
165 | OUTPUT: |
227 | OUTPUT: |
166 | RETVAL |
228 | RETVAL |
167 | |
229 | |
168 | GdkPixbuf_noinc * |
230 | GdkPixbuf_noinc * |
169 | transpose (GdkPixbuf *pb) |
231 | rotate (GdkPixbuf *pb, int angle) |
170 | CODE: |
232 | CODE: |
171 | { |
233 | RETVAL = gdk_pixbuf_rotate_simple (pb, angle == 0 ? GDK_PIXBUF_ROTATE_NONE |
172 | int w = gdk_pixbuf_get_width (pb); |
234 | : angle == 90 ? GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE |
173 | int h = gdk_pixbuf_get_height (pb); |
235 | : angle == 180 ? GDK_PIXBUF_ROTATE_UPSIDEDOWN |
174 | int bpp = gdk_pixbuf_get_n_channels (pb); |
236 | : angle == 270 ? GDK_PIXBUF_ROTATE_CLOCKWISE |
175 | int x, y, i; |
237 | : angle); |
176 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
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177 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
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178 | |
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179 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, h, w); |
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180 | |
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181 | dst = gdk_pixbuf_get_pixels (RETVAL); |
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182 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
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183 | |
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184 | for (y = 0; y < h; y++) |
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185 | for (x = 0; x < w; x++) |
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186 | for (i = 0; i < bpp; i++) |
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187 | dst[y * bpp + x * dstr + i] = src[x * bpp + y * sstr + i]; |
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188 | } |
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189 | OUTPUT: |
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190 | RETVAL |
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191 | |
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192 | GdkPixbuf_noinc * |
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193 | flop (GdkPixbuf *pb) |
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194 | CODE: |
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195 | { |
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196 | int w = gdk_pixbuf_get_width (pb); |
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197 | int h = gdk_pixbuf_get_height (pb); |
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198 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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199 | int x, y, i; |
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200 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
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201 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
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202 | |
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203 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, w, h); |
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204 | |
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205 | dst = gdk_pixbuf_get_pixels (RETVAL); |
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206 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
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207 | |
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208 | for (y = 0; y < h; y++) |
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209 | for (x = 0; x < w; x++) |
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210 | for (i = 0; i < bpp; i++) |
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211 | dst[(w - 1 - x) * bpp + y * dstr + i] = src[x * bpp + y * sstr + i]; |
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212 | } |
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213 | OUTPUT: |
238 | OUTPUT: |
214 | RETVAL |
239 | RETVAL |
215 | |
240 | |
216 | GdkPixbuf_noinc * |
241 | GdkPixbuf_noinc * |
217 | load_jpeg (SV *path, int thumbnail=0) |
242 | load_jpeg (SV *path, int thumbnail=0) |
… | |
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221 | struct jpg_err_mgr jerr; |
246 | struct jpg_err_mgr jerr; |
222 | guchar *data; |
247 | guchar *data; |
223 | int rs; |
248 | int rs; |
224 | FILE *fp; |
249 | FILE *fp; |
225 | volatile GdkPixbuf *pb = 0; |
250 | volatile GdkPixbuf *pb = 0; |
226 | gchar *filename; |
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227 | |
251 | |
228 | RETVAL = 0; |
252 | RETVAL = 0; |
229 | |
253 | |
230 | filename = g_filename_from_utf8 (SvPVutf8_nolen (path), -1, 0, 0, 0); |
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231 | fp = fopen (filename, "rb"); |
254 | fp = fopen (SvPVbyte_nolen (path), "rb"); |
232 | g_free (filename); |
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233 | |
255 | |
234 | if (!fp) |
256 | if (!fp) |
235 | XSRETURN_UNDEF; |
257 | XSRETURN_UNDEF; |
236 | |
258 | |
237 | cinfo.err = jpeg_std_error (&jerr.err); |
259 | cinfo.err = jpeg_std_error (&jerr.err); |
… | |
… | |
309 | fclose (fp); |
331 | fclose (fp); |
310 | jpeg_destroy_decompress (&cinfo); |
332 | jpeg_destroy_decompress (&cinfo); |
311 | } |
333 | } |
312 | OUTPUT: |
334 | OUTPUT: |
313 | RETVAL |
335 | RETVAL |
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336 | |
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337 | void |
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338 | compare (GdkPixbuf *a, GdkPixbuf *b) |
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339 | PPCODE: |
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340 | { |
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341 | int w = gdk_pixbuf_get_width (a); |
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342 | int h = gdk_pixbuf_get_height (a); |
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343 | int sa = gdk_pixbuf_get_rowstride (a); |
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344 | int sb = gdk_pixbuf_get_rowstride (b); |
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345 | |
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346 | guchar *pa = gdk_pixbuf_get_pixels (a); |
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347 | guchar *pb = gdk_pixbuf_get_pixels (b); |
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348 | |
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349 | int x, y; |
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350 | |
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351 | assert (w == gdk_pixbuf_get_width (b)); |
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352 | assert (h == gdk_pixbuf_get_height (b)); |
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353 | |
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354 | assert (gdk_pixbuf_get_n_channels (a) == 3); |
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355 | assert (gdk_pixbuf_get_n_channels (b) == 3); |
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356 | |
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357 | double diff = 0.; |
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358 | int peak = 0; |
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359 | |
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360 | if (w && h) |
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361 | for (y = 0; y < h; y++) |
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362 | { |
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363 | guchar *pa_ = pa + y * sa; |
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364 | guchar *pb_ = pb + y * sb; |
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365 | |
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366 | for (x = 0; x < w; x++) |
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367 | { |
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368 | int d; |
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369 | |
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370 | d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d)); |
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371 | d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d)); |
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372 | d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d)); |
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373 | } |
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374 | } |
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375 | |
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376 | EXTEND (SP, 2); |
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377 | PUSHs (sv_2mortal (newSVnv (sqrt (diff / (w * h * 3. * 255. * 255.))))); |
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378 | PUSHs (sv_2mortal (newSVnv (peak / 255.))); |
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379 | } |
314 | |
380 | |
315 | ############################################################################# |
381 | ############################################################################# |
316 | |
382 | |
317 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer |
383 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer |
318 | |
384 | |
… | |
… | |
383 | } |
449 | } |
384 | } |
450 | } |
385 | OUTPUT: |
451 | OUTPUT: |
386 | RETVAL |
452 | RETVAL |
387 | |
453 | |
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454 | ############################################################################# |
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455 | |
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456 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
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457 | |
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458 | void |
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459 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
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460 | CODE: |
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461 | { |
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462 | int w = gdk_pixbuf_get_width (pb); |
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463 | int h = gdk_pixbuf_get_height (pb); |
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464 | int x, y, i; |
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465 | guchar *dst; |
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466 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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467 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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468 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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469 | |
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470 | a85_init (); |
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471 | |
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472 | for (y = 0; y < h; y++) |
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473 | for (x = 0; x < w; x++) |
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474 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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475 | a85_push (fp, src [x * bpp + y * sstr + i]); |
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476 | |
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477 | a85_finish (fp); |
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478 | } |
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479 | |
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480 | void |
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481 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
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482 | CODE: |
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483 | { |
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484 | int w = gdk_pixbuf_get_width (pb); |
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485 | int h = gdk_pixbuf_get_height (pb); |
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486 | int x, y, i; |
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487 | guchar *dst; |
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488 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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489 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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490 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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491 | |
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492 | for (y = 0; y < h; y++) |
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493 | for (x = 0; x < w; x++) |
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494 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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495 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
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496 | } |
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497 | |
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498 | ############################################################################# |
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499 | |
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500 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
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501 | |
388 | SV * |
502 | SV * |
389 | pb_to_p7 (GdkPixbuf *pb) |
503 | pb_to_hv84 (GdkPixbuf *pb) |
390 | CODE: |
504 | CODE: |
391 | { |
505 | { |
392 | int w = gdk_pixbuf_get_width (pb); |
506 | int w = gdk_pixbuf_get_width (pb); |
393 | int h = gdk_pixbuf_get_height (pb); |
507 | int h = gdk_pixbuf_get_height (pb); |
394 | int x, y; |
508 | int x, y; |
395 | guchar *dst; |
509 | guchar *dst; |
396 | int bpp = gdk_pixbuf_get_n_channels (pb); |
510 | int bpp = gdk_pixbuf_get_n_channels (pb); |
397 | guchar *src = gdk_pixbuf_get_pixels (pb); |
511 | guchar *src = gdk_pixbuf_get_pixels (pb); |
398 | int sstr = gdk_pixbuf_get_rowstride (pb); |
512 | int sstr = gdk_pixbuf_get_rowstride (pb); |
399 | int Er[IW], Eg[IW], Eb[IW]; |
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400 | int seed = 77; |
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401 | |
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402 | RETVAL = newSV (w * h); |
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403 | SvPOK_only (RETVAL); |
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404 | SvCUR_set (RETVAL, w * h); |
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405 | |
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406 | dst = (guchar *)SvPVX (RETVAL); |
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407 | |
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408 | memset (Er, 0, sizeof (int) * IW); |
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409 | memset (Eg, 0, sizeof (int) * IW); |
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410 | memset (Eb, 0, sizeof (int) * IW); |
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411 | |
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412 | /* some primitive error distribution + random dithering */ |
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413 | |
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414 | for (y = 0; y < h; y++) |
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415 | { |
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416 | int er = 0, eg = 0, eb = 0; |
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417 | |
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418 | for (x = 0; x < w; x++) |
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419 | { |
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420 | int r, g, b; |
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421 | guchar *p = src + x * bpp + y * sstr; |
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422 | |
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423 | r = ((p[0] + er + Er[x]) * 7 + (RAND & 127) + 64) / 255; |
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424 | g = ((p[1] + eg + Eg[x]) * 7 + (RAND & 127) + 64) / 255; |
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425 | b = ((p[2] + eb + Eb[x]) * 3 + (RAND & 127) + 64) / 255; |
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426 | |
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427 | r = r > 7 ? 7 : r < 0 ? 0 : r; |
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428 | g = g > 7 ? 7 : g < 0 ? 0 : g; |
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429 | b = b > 3 ? 3 : b < 0 ? 0 : b; |
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430 | |
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431 | er += p[0] - (r * 255 + 4) / 7; |
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432 | eg += p[1] - (g * 255 + 4) / 7; |
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433 | eb += p[2] - (b * 255 + 2) / 3; |
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434 | |
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435 | Er[x] = er >> 1; er -= (er + 1) >> 1; |
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436 | Eg[x] = eg >> 1; eg -= (eg + 1) >> 1; |
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437 | Eb[x] = eb >> 1; eb -= (eb + 1) >> 1; |
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438 | |
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439 | *dst++ = r << 5 | g << 2 | b; |
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440 | } |
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441 | } |
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442 | } |
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443 | OUTPUT: |
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444 | RETVAL |
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445 | |
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446 | ############################################################################# |
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447 | |
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448 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
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449 | |
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450 | void |
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451 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
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452 | CODE: |
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453 | { |
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454 | int w = gdk_pixbuf_get_width (pb); |
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455 | int h = gdk_pixbuf_get_height (pb); |
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456 | int x, y, i; |
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457 | guchar *dst; |
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458 | int bpp = gdk_pixbuf_get_n_channels (pb); |
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459 | guchar *src = gdk_pixbuf_get_pixels (pb); |
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460 | int sstr = gdk_pixbuf_get_rowstride (pb); |
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461 | |
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462 | a85_init (); |
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463 | |
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464 | for (y = 0; y < h; y++) |
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465 | for (x = 0; x < w; x++) |
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466 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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467 | a85_push (fp, src [x * bpp + y * sstr + i]); |
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468 | |
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469 | a85_finish (fp); |
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470 | } |
|
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471 | |
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472 | void |
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473 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
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474 | CODE: |
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475 | { |
|
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476 | int w = gdk_pixbuf_get_width (pb); |
|
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477 | int h = gdk_pixbuf_get_height (pb); |
|
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478 | int x, y, i; |
|
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479 | guchar *dst; |
|
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480 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
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481 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
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482 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
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483 | |
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484 | for (y = 0; y < h; y++) |
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485 | for (x = 0; x < w; x++) |
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486 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
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487 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
|
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488 | } |
|
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489 | |
|
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490 | ############################################################################# |
|
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491 | |
|
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492 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
|
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493 | |
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494 | SV * |
|
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495 | pb_to_hv84 (GdkPixbuf *pb) |
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496 | CODE: |
|
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497 | { |
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498 | int w = gdk_pixbuf_get_width (pb); |
|
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499 | int h = gdk_pixbuf_get_height (pb); |
|
|
500 | int x, y; |
|
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501 | guchar *dst; |
|
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502 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
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503 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
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504 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
505 | |
513 | |
506 | RETVAL = newSV (6 * 8 * 12 / 8); |
514 | RETVAL = newSV (6 * 8 * 12 / 8); |
507 | SvPOK_only (RETVAL); |
515 | SvPOK_only (RETVAL); |
508 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
516 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
509 | |
517 | |