C++ (Cpp) jpeg_decoder_get_component_size Beispiele

Beispiel #1

Datei: test.c Projekt: 10045125/xuggle-xuggler

int
main (int argc, char *argv[])
{
  unsigned char *data;
  int len;
  JpegDecoder *dec;
  char *fn = "biglebowski.jpg";
  unsigned char *ptr;
  int rowstride;
  int width;
  int height;

  dec = jpeg_decoder_new ();

  if (argc > 1)
    fn = argv[1];
  data = getfile (fn, &len);

  jpeg_decoder_addbits (dec, data, len);
  jpeg_decoder_decode (dec);

  jpeg_decoder_get_component_ptr (dec, 1, &ptr, &rowstride);
  jpeg_decoder_get_component_size (dec, 1, &width, &height);

  dump_pgm (ptr, rowstride, width, height);

  return 0;
}

Beispiel #2

Datei: test.c Projekt: cdaffara/symbiandump-os2

int
main (int argc, char *argv[])
{
  unsigned char *data;
  int len;
  JpegDecoder *dec;
  char *fn = "c:\\data\\liboil\\test.jpg";
  unsigned char *ptr;
  int rowstride;
  int width;
  int height;

  /*if (argc < 2) {
        printf("jpeg_test <file.jpg>\n");
        exit(1);
  }*/
  if (argc > 1)
        fn = argv[1];
  
  std_log(LOG_FILENAME_LINE, "Test Started examples_jpeg");
  dec = jpeg_decoder_new ();    //to create decoder instance
  
  data = getfile (fn, &len);

  jpeg_decoder_addbits (dec, data, len);
  jpeg_decoder_decode (dec);

  jpeg_decoder_get_component_ptr (dec, 1, &ptr, &rowstride);
  jpeg_decoder_get_component_size (dec, 1, &width, &height);

  dump_pgm (ptr, rowstride, width, height);
  
  std_log(LOG_FILENAME_LINE, "Test Successful");
  create_xml(0);
  return 0;
}