我要将GPS数据添加到图像中,并将其上传到服务器。
添加GPS信息在Android中有效,但在iOS中无效。
以下是细节。
软件包版本:
"react": "16.13.1",
"react-native": "0.63.3",
"react-native-camera": "^3.40.0"
代码:
let exifData = {};
if (position) {
exifData = {
GPSLatitude: 65.9667,
GPSLongitude: -18.5333,
GPSAltitude: 15.04444408,
};
}
const options = {
quality: 0.5,
base64: true,
writeExif: exifData,
};
const data = await this.camera.takePictureAsync(options);
Exif.getExif(data.uri)
.then(msg => console.log('OK: ' + JSON.stringify(msg)))
.catch(msg => console.log('ERROR: ' + msg));
控制台日志:
Android:
"exif":
{"GPSLongitude":"18/1,31/1,598800000/10000000",
"GPSTimeStamp":null,
"GPSLatitudeRef":"N",
"GPSDateStamp":null,
"GPSAltitudeRef":"0",
"GPSLatitude":"65/1,58/1,1200000/10000000",
"GPSAltitude":"150444/10000",
"GPSProcessingMethod":null}
iOS:
"exif":
{"Orientation":6,
"{GPS}":
{"LongitudeRef":"W",
"LatitudeRef":"N",
"AltitudeRef":0,
"Longitude":18.5333,
"Altitude":15.044444084121091,
"Latitude":65.96669666666666}
}
我在iOS和Android上获得了不同的EXIF数据。但是,在线EXIF服务无法检测到iOS GPS EXIF数据。
我如何解决这个问题?
我可以通过以下网站查看图像是否包含GPS信息:
http://exif.regex.info/exif.cgi