Lines Matching refs:pixelbuffer
1257 unsigned char *dest = dev->pixelbuffer;
1265 for (i=0; i<dev->width_in_pixels; i++) /* cp each pixel into pixelbuffer */
1276 for(i=0; i<dev->width_in_pixels; i++) /* cp each pixel into pixelbuffer */
1344 if (dev->pixelbuffer != NULL)
1350 source = dev->pixelbuffer + dev->pixelline_read * dev->width_in_pixels * 3;
4278 if (dev->pixelbuffer != NULL) /* buffer exists? */
4280 free(dev->pixelbuffer);
4281 dev->pixelbuffer = NULL;
4290 dev->pixelbuffer = malloc(dev->width_in_pixels * dev->pixelline_max * bytes * 3);
4292 if (dev->pixelbuffer == NULL) /* NO MEMORY */
4318 free(dev->pixelbuffer);
4319 dev->pixelbuffer = NULL;
4346 free(dev->pixelbuffer);
4347 dev->pixelbuffer = NULL;
4371 free(dev->pixelbuffer);
4372 dev->pixelbuffer = NULL;
4488 dev->pixelbuffer = NULL;
4689 if (scanner->device->pixelbuffer != NULL) /* pixelbuffer exists? */
4691 free(scanner->device->pixelbuffer); /* free pixelbuffer */
4692 scanner->device->pixelbuffer = NULL;