Cross Reference: /external/jpeg/rdtarga.c

Lines Matching refs:source
44 /* Private version of data source object */
177   tga_source_ptr source = (tga_source_ptr) sinfo;
181   ptr = source->pub.buffer[0];
183     (*source->read_pixel) (source); /* Load next pixel into tga_pixel */
184     *ptr++ = (JSAMPLE) UCH(source->tga_pixel[0]);
193   tga_source_ptr source = (tga_source_ptr) sinfo;
197   register JSAMPARRAY colormap = source->colormap;
199   ptr = source->pub.buffer[0];
201     (*source->read_pixel) (source); /* Load next pixel into tga_pixel */
202     t = UCH(source->tga_pixel[0]);
214   tga_source_ptr source = (tga_source_ptr) sinfo;
219   ptr = source->pub.buffer[0];
221     (*source->read_pixel) (source); /* Load next pixel into tga_pixel */
222     t = UCH(source->tga_pixel[0]);
223     t += UCH(source->tga_pixel[1]) << 8;
242   tga_source_ptr source = (tga_source_ptr) sinfo;
246   ptr = source->pub.buffer[0];
248     (*source->read_pixel) (source); /* Load next pixel into tga_pixel */
249     *ptr++ = (JSAMPLE) UCH(source->tga_pixel[2]); /* change BGR to RGB order */
250     *ptr++ = (JSAMPLE) UCH(source->tga_pixel[1]);
251     *ptr++ = (JSAMPLE) UCH(source->tga_pixel[0]);
275   tga_source_ptr source = (tga_source_ptr) sinfo;
278   /* Compute row of source that maps to current_row of normal order */
281   source_row = cinfo->image_height - source->current_row - 1;
284   source->pub.buffer = (*cinfo->mem->access_virt_sarray)
285     ((j_common_ptr) cinfo, source->whole_image,
288   source->current_row++;
302   tga_source_ptr source = (tga_source_ptr) sinfo;
313     source->pub.buffer = (*cinfo->mem->access_virt_sarray)
314       ((j_common_ptr) cinfo, source->whole_image, row, (JDIMENSION) 1, TRUE);
315     (*source->get_pixel_rows) (cinfo, sinfo);
321   source->pub.get_pixel_rows = get_memory_row;
322   source->current_row = 0;
335   tga_source_ptr source = (tga_source_ptr) sinfo;
344   if (! ReadOK(source->pub.input_file, targaheader, 18))
357   source->pixel_size = UCH(targaheader[16]) >> 3;
364       source->pixel_size < 1 || source->pixel_size > 4 ||
371     source->read_pixel = read_rle_pixel;
372     source->block_count = source->dup_pixel_count = 0;
376     source->read_pixel = read_non_rle_pixel;
385     if (source->pixel_size == 1 && cmaptype == 1)
386       source->get_pixel_rows = get_8bit_row;
392     switch (source->pixel_size) {
394       source->get_pixel_rows = get_16bit_row;
397       source->get_pixel_rows = get_24bit_row;
400       source->get_pixel_rows = get_32bit_row;
411     if (source->pixel_size == 1)
412       source->get_pixel_rows = get_8bit_gray_row;
424     source->whole_image = (*cinfo->mem->request_virt_sarray)
431     /* source->pub.buffer will point to the virtual array. */
432     source->pub.buffer_height = 1; /* in case anyone looks at it */
433     source->pub.get_pixel_rows = preload_image;
436     source->whole_image = NULL;
437     source->pub.buffer = (*cinfo->mem->alloc_sarray)
440     source->pub.buffer_height = 1;
441     source->pub.get_pixel_rows = source->get_pixel_rows;
445     (void) read_byte(source);
451     source->colormap = (*cinfo->mem->alloc_sarray)
454     read_colormap(source, (int) maplen, UCH(targaheader[7]));
458     source->colormap = NULL;
486   tga_source_ptr source;
489   source = (tga_source_ptr)
492   source->cinfo = cinfo;	/* make back link for subroutines */
494   source->pub.start_input = start_input_tga;
495   source->pub.finish_input = finish_input_tga;
497   return (cjpeg_source_ptr) source;