split/Tioga/pdfimage.c in tioga-1.8 vs split/Tioga/pdfimage.c in tioga-1.9

@@ -155,24 +155,28 @@
                          "\t/Filter /DCTDecode\n\t/ColorSpace "
                          "/DeviceRGB\n\t/BitsPerComponent 8\n",
                          xo->mask_obj_num, ierr);
 }
 
-
+extern void
+str_hls_to_rgb_bang(unsigned char* str, long len);
+   
 void
 Write_Sampled(Sampled_Info *xo, int *ierr)
 {
    fprintf(OF, "\n\t/Subtype /Image\n");
    fprintf(OF, "\t/Filter /FlateDecode\n\t/Interpolate %s\n",
            (xo->interpolate)? "true":"false");
    fprintf(OF, "\t/Height %i\n", xo->height);
    fprintf(OF, "\t/Width %i\n", xo->width);
    int i, len;
    unsigned long new_len;
+   unsigned char *image_data;
    unsigned char *buffer;
    switch (xo->image_type) {
       case RGB_IMAGE:
+      case HLS_IMAGE:
          fprintf(OF, "\t/ColorSpace /DeviceRGB\n");
          fprintf(OF, "\t/BitsPerComponent 8\n");
          break;
       case CMYK_IMAGE:
          fprintf(OF, "\t/ColorSpace /DeviceCMYK\n");
@@ -212,13 +216,22 @@
    }
    if (xo->value_mask_min >= 0 && xo->value_mask_max >= 0
        && xo->value_mask_min <= 255 && xo->value_mask_max <= 255
        && xo->value_mask_min <= xo->value_mask_max)
       fprintf(OF, "\t/Mask [%i %i]\n", xo->value_mask_min, xo->value_mask_max);
+   
+   if (xo->image_type == HLS_IMAGE) {
+      image_data = ALLOC_N_unsigned_char(xo->length);
+      memcpy(image_data, xo->image_data, xo->length);
+      str_hls_to_rgb_bang(image_data, xo->length);
+   } else {
+      image_data = xo->image_data;
+   }
+      
    new_len = (xo->length * 11)/10 + 100;
    buffer = ALLOC_N_unsigned_char(new_len);
-   if (do_flate_compress(buffer, &new_len, xo->image_data, xo->length)
+   if (do_flate_compress(buffer, &new_len, image_data, xo->length)
        != FLATE_OK) {
       free(buffer);
       RAISE_ERROR("Error compressing image data", ierr); 
       return;
    }
@@ -227,9 +240,10 @@
    if (fwrite(buffer, 1, new_len, OF) < new_len) {
       RAISE_ERROR("Error writing image data", ierr);
       return;
    }
    free(buffer);
+   if (xo->image_type == HLS_IMAGE) free(image_data);
    fprintf(OF, "\nendstream\nendobj\n");
 }
 
 
 // transform maps (0,0), (1,0), and (0,1) to the given points