我正在使用我正在捕捉的照片中的 iPhone EXIF 数据。
目前我得到的 EXIF 数据是:
{
ApertureValue = "2.970854";
ColorSpace = 1;
ComponentsConfiguration = (1,2,3,);
ExifVersion = (2,2,1);
ExposureMode = 0;
ExposureProgram = 2;
ExposureTime = "0.03333334";
FNumber = "2.8";
Flash = 16;
FlashPixVersion = (1,0);
FocalLength = "3.85";
ISOSpeedRatings = (500);
MeteringMode = 3;
PixelXDimension = 640;
PixelYDimension = 480;
SceneCaptureType = 0;
SensingMethod = 2;
Sharpness = 2;
ShutterSpeedValue = "4.911055";
SubjectArea = (319,239,230,172);
WhiteBalance = 0;
}
我希望能够添加一些字段,例如地理位置、日期和时间。如何指定要返回的新密钥?有人知道这在 ios 4.1 中是如何实现的吗?