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Lines 186-198
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| 186 |
} |
186 |
} |
| 187 |
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187 |
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| 188 |
#ifdef CONFIG_PNG_OUTPUT |
188 |
#ifdef CONFIG_PNG_OUTPUT |
| 189 |
extern void png_write_init(); |
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| 190 |
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189 |
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| 191 |
int png_save(QEditScreen *s, const char *filename) |
190 |
int png_save(QEditScreen *s, const char *filename) |
| 192 |
{ |
191 |
{ |
| 193 |
CFBContext *cfb = s->private; |
192 |
CFBContext *cfb = s->private; |
| 194 |
png_struct * volatile png_ptr = NULL; |
193 |
png_structp png_ptr = NULL; |
| 195 |
png_info * volatile info_ptr = NULL; |
194 |
png_infop info_ptr = NULL; |
| 196 |
png_byte *row_ptr, *row_pointers[1], *row = NULL; |
195 |
png_byte *row_ptr, *row_pointers[1], *row = NULL; |
| 197 |
int w, h, x, y; |
196 |
int w, h, x, y; |
| 198 |
unsigned int r, g, b, v; |
197 |
unsigned int r, g, b, v; |
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Lines 202-233
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| 202 |
row = malloc(3 * s->width); |
201 |
row = malloc(3 * s->width); |
| 203 |
if (!row) |
202 |
if (!row) |
| 204 |
goto fail; |
203 |
goto fail; |
| 205 |
png_ptr = malloc(sizeof (png_struct)); |
204 |
png_ptr = png_create_write_struct (PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); |
| 206 |
if (!png_ptr) |
205 |
if (!png_ptr) |
| 207 |
goto fail; |
206 |
goto fail; |
| 208 |
info_ptr = malloc(sizeof (png_info)); |
207 |
info_ptr = png_create_info_struct (png_ptr); |
| 209 |
if (!info_ptr) |
208 |
if (!info_ptr) { |
| 210 |
goto fail; |
209 |
png_destroy_write_struct(&png_ptr, (png_infopp)NULL); |
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210 |
goto fail; |
| 211 |
} |
| 211 |
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212 |
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| 212 |
f = fopen(filename, "w"); |
213 |
f = fopen(filename, "w"); |
| 213 |
if (!f) |
214 |
if (!f) |
| 214 |
goto fail; |
215 |
goto fail; |
| 215 |
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216 |
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| 216 |
if (setjmp(png_ptr->jmpbuf)) { |
217 |
if (setjmp(png_ptr->jmpbuf)) { |
| 217 |
png_write_destroy(png_ptr); |
218 |
png_destroy_write_struct(&png_ptr, &info_ptr); |
| 218 |
fail: |
219 |
fail: |
| 219 |
/* free pointers before returning. Make sure you clean up |
220 |
/* free pointers before returning. Make sure you clean up |
| 220 |
anything else you've done. */ |
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anything else you've done. */ |
| 221 |
free(png_ptr); |
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| 222 |
free(info_ptr); |
| 223 |
free(row); |
222 |
free(row); |
| 224 |
if (f) |
223 |
if (f) |
| 225 |
fclose(f); |
224 |
fclose(f); |
| 226 |
return -1; |
225 |
return -1; |
| 227 |
} |
226 |
} |
| 228 |
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227 |
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| 229 |
png_info_init(info_ptr); |
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| 230 |
png_write_init(png_ptr); |
| 231 |
png_init_io(png_ptr, f); |
228 |
png_init_io(png_ptr, f); |
| 232 |
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229 |
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| 233 |
data = (unsigned int *)cfb->base; |
230 |
data = (unsigned int *)cfb->base; |
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Lines 259-268
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| 259 |
data = (void *)((char *)data + cfb->wrap); |
256 |
data = (void *)((char *)data + cfb->wrap); |
| 260 |
} |
257 |
} |
| 261 |
png_write_end(png_ptr, info_ptr); |
258 |
png_write_end(png_ptr, info_ptr); |
| 262 |
png_write_destroy(png_ptr); |
259 |
png_destroy_write_struct (&png_ptr, &info_ptr); |
| 263 |
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260 |
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| 264 |
free(png_ptr); |
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| 265 |
free(info_ptr); |
| 266 |
free(row); |
261 |
free(row); |
| 267 |
fclose(f); |
262 |
fclose(f); |
| 268 |
return 0; |
263 |
return 0; |
