gdImageCreateFromJpegCtx 2300 gd.c           			im = _php_image_create_from_string(data, "JPEG", gdImageCreateFromJpegCtx TSRMLS_CC);
gdImageCreateFromJpegCtx 2487 gd.c           	_php_image_create_from(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_GDIMG_TYPE_JPG, "JPEG", gdImageCreateFromJpeg, gdImageCreateFromJpegCtx);
gdImageCreateFromJpegCtx  367 libgd/gd.h     gdImagePtr gdImageCreateFromJpegCtx(gdIOCtx *infile);