| … | |
… | |
| 311 | perlinterp_acquire (); |
311 | perlinterp_acquire (); |
| 312 | OUTPUT: |
312 | OUTPUT: |
| 313 | RETVAL |
313 | RETVAL |
| 314 | |
314 | |
| 315 | GdkPixbuf_noinc * |
315 | GdkPixbuf_noinc * |
| 316 | load_jpeg (SV *path, int thumbnail=0) |
316 | load_jpeg (SV *path, int thumbnail = 0, int iw = 0, int ih = 0) |
| 317 | CODE: |
317 | CODE: |
| 318 | { |
318 | { |
| 319 | struct jpeg_decompress_struct cinfo; |
319 | struct jpeg_decompress_struct cinfo; |
| 320 | struct jpg_err_mgr jerr; |
320 | struct jpg_err_mgr jerr; |
| 321 | guchar *data; |
321 | guchar *data; |
| … | |
… | |
| 369 | { |
369 | { |
| 370 | cinfo.dct_method = JDCT_FASTEST; |
370 | cinfo.dct_method = JDCT_FASTEST; |
| 371 | cinfo.do_fancy_upsampling = FALSE; |
371 | cinfo.do_fancy_upsampling = FALSE; |
| 372 | |
372 | |
| 373 | while (cinfo.scale_denom < 8 |
373 | while (cinfo.scale_denom < 8 |
| 374 | && cinfo.output_width >= IW*4 |
374 | && cinfo.output_width >= iw*4 |
| 375 | && cinfo.output_height >= IH*4) |
375 | && cinfo.output_height >= ih*4) |
| 376 | { |
376 | { |
| 377 | cinfo.scale_denom <<= 1; |
377 | cinfo.scale_denom <<= 1; |
| 378 | jpeg_calc_output_dimensions (&cinfo); |
378 | jpeg_calc_output_dimensions (&cinfo); |
| 379 | } |
379 | } |
| 380 | } |
380 | } |
