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fix(android): Fixed always getting null location of video file. (#450)

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digvijaysinh-rana-trootech
2023-01-05 10:19:21 +01:00
committed by GitHub
parent 0d622e65f6
commit a2c649a218
1 changed files with 63 additions and 15 deletions
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android/src/main/java/com/reactnativecommunity/cameraroll/CameraRollModule.java
+63 -15
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@@ -586,7 +586,7 @@ public class CameraRollModule extends ReactContextBaseJavaModule {
includePlayableDuration);
if (imageInfoSuccess) {
putBasicNodeInfo(media, node, mimeTypeIndex, groupNameIndex, dateTakenIndex, dateAddedIndex, dateModifiedIndex);
putLocationInfo(media, node, dataIndex, includeLocation);
putLocationInfo(media, node, dataIndex, includeLocation,mimeTypeIndex,resolver);
edge.putMap("node", node);
edges.pushMap(edge);
@@ -823,7 +823,9 @@ public class CameraRollModule extends ReactContextBaseJavaModule {
Cursor media,
WritableMap node,
int dataIndex,
boolean includeLocation) {
boolean includeLocation,
int mimeTypeIndex,
ContentResolver resolver) {
node.putNull("location");
if (!includeLocation) {
@@ -831,19 +833,65 @@ public class CameraRollModule extends ReactContextBaseJavaModule {
}
try {
// location details are no longer indexed for privacy reasons using string Media.LATITUDE, Media.LONGITUDE
// we manually obtain location metadata using ExifInterface#getLatLong(float[]).
// ExifInterface is added in API level 5
final ExifInterface exif = new ExifInterface(media.getString(dataIndex));
float[] imageCoordinates = new float[2];
boolean hasCoordinates = exif.getLatLong(imageCoordinates);
if (hasCoordinates) {
double longitude = imageCoordinates[1];
double latitude = imageCoordinates[0];
WritableMap location = new WritableNativeMap();
location.putDouble("longitude", longitude);
location.putDouble("latitude", latitude);
node.putMap("location", location);
String mimeType = media.getString(mimeTypeIndex);
boolean isVideo = mimeType != null && mimeType.startsWith("video");
if(isVideo){
Uri photoUri = Uri.parse("file://" + media.getString(dataIndex));
@Nullable AssetFileDescriptor photoDescriptor = null;
try {
photoDescriptor = resolver.openAssetFileDescriptor(photoUri, "r");
} catch (FileNotFoundException e) {
FLog.e(ReactConstants.TAG, "Could not open asset file " + photoUri.toString(), e);
}
if (photoDescriptor != null) {
MediaMetadataRetriever retriever = new MediaMetadataRetriever();
try {
retriever.setDataSource(photoDescriptor.getFileDescriptor());
} catch (RuntimeException e) {
// Do nothing. We can't handle this, and this is usually a system problem
}
try {
String videoGeoTag = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_LOCATION);
if (videoGeoTag!=null){
String filtered = videoGeoTag.replaceAll("/","");
WritableMap location = new WritableNativeMap();
location.putDouble("latitude", Double.parseDouble(filtered.split("[+]|[-]")[1]));
location.putDouble("longitude", Double.parseDouble(filtered.split("[+]|[-]")[2]));
node.putMap("location", location);
}
} catch (NumberFormatException e) {
FLog.e(ReactConstants.TAG,"Number format exception occurred while trying to fetch video metadata for "+ photoUri.toString(),e);
}
try {
retriever.release();
} catch (Exception e) { // Use general Exception here, see: https://developer.android.com/reference/android/media/MediaMetadataRetriever#release()
// Do nothing. We can't handle this, and this is usually a system problem
}
}
if (photoDescriptor != null) {
try {
photoDescriptor.close();
} catch (IOException e) {
// Do nothing. We can't handle this, and this is usually a system problem
}
}
}
else{
// location details are no longer indexed for privacy reasons using string Media.LATITUDE, Media.LONGITUDE
// we manually obtain location metadata using ExifInterface#getLatLong(float[]).
// ExifInterface is added in API level 5
final ExifInterface exif = new ExifInterface(media.getString(dataIndex));
float[] imageCoordinates = new float[2];
boolean hasCoordinates = exif.getLatLong(imageCoordinates);
if (hasCoordinates) {
double longitude = imageCoordinates[1];
double latitude = imageCoordinates[0];
WritableMap location = new WritableNativeMap();
location.putDouble("longitude", longitude);
location.putDouble("latitude", latitude);
node.putMap("location", location);
}
}
} catch (IOException e) {
FLog.e(ReactConstants.TAG, "Could not read the metadata", e);