sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
swfoutput_setparameter("jpegsubpixels", buf);
sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
swfoutput_setparameter("jpegsubpixels", buf);
sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);