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Backed out D3012969 

Differential Revision: D3019087

fb-gh-sync-id: 8f137351d1fd89b71260b73b2f8daefb6f00127a
shipit-source-id: 8f137351d1fd89b71260b73b2f8daefb6f00127a
This commit is contained in:
Fada Chen 2016-03-07 11:27:23 -08:00 committed by Facebook Github Bot 8
parent 24c458aa08
commit f885f5335c
1 changed files with 81 additions and 0 deletions
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81
ReactAndroid/src/main/java/com/facebook/react/modules/camera/ImageEditingManager.java
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@ -24,13 +24,19 @@ import java.util.Collections;
import java.util.List;
import java.util.Map;
import android.annotation.SuppressLint;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.media.ExifInterface;
import android.net.Uri;
import android.os.AsyncTask;
import android.provider.MediaStore;
import android.text.TextUtils;
import com.facebook.common.logging.FLog;
import com.facebook.react.bridge.Callback;
import com.facebook.react.bridge.GuardedAsyncTask;
import com.facebook.react.bridge.ReactApplicationContext;
@ -40,6 +46,7 @@ import com.facebook.react.bridge.ReactMethod;
import com.facebook.react.bridge.JSApplicationIllegalArgumentException;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.infer.annotation.Assertions;
import com.facebook.react.common.ReactConstants;
/**
* Native module that provides image cropping functionality.
@ -54,6 +61,35 @@ public class ImageEditingManager extends ReactContextBaseJavaModule {
/** Compress quality of the output file. */
private static final int COMPRESS_QUALITY = 90;
@SuppressLint("InlinedApi") private static final String[] EXIF_ATTRIBUTES = new String[] {
ExifInterface.TAG_APERTURE,
ExifInterface.TAG_DATETIME,
ExifInterface.TAG_DATETIME_DIGITIZED,
ExifInterface.TAG_EXPOSURE_TIME,
ExifInterface.TAG_FLASH,
ExifInterface.TAG_FOCAL_LENGTH,
ExifInterface.TAG_GPS_ALTITUDE,
ExifInterface.TAG_GPS_ALTITUDE_REF,
ExifInterface.TAG_GPS_DATESTAMP,
ExifInterface.TAG_GPS_LATITUDE,
ExifInterface.TAG_GPS_LATITUDE_REF,
ExifInterface.TAG_GPS_LONGITUDE,
ExifInterface.TAG_GPS_LONGITUDE_REF,
ExifInterface.TAG_GPS_PROCESSING_METHOD,
ExifInterface.TAG_GPS_TIMESTAMP,
ExifInterface.TAG_IMAGE_LENGTH,
ExifInterface.TAG_IMAGE_WIDTH,
ExifInterface.TAG_ISO,
ExifInterface.TAG_MAKE,
ExifInterface.TAG_MODEL,
ExifInterface.TAG_ORIENTATION,
ExifInterface.TAG_SUBSEC_TIME,
ExifInterface.TAG_SUBSEC_TIME_DIG,
ExifInterface.TAG_SUBSEC_TIME_ORIG,
ExifInterface.TAG_WHITE_BALANCE
};
public ImageEditingManager(ReactApplicationContext reactContext) {
super(reactContext);
new CleanTask(getReactApplicationContext()).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
@ -241,6 +277,10 @@ public class ImageEditingManager extends ReactContextBaseJavaModule {
File tempFile = createTempFile(mContext, mimeType);
writeCompressedBitmapToFile(cropped, mimeType, tempFile);
if (mimeType.equals("image/jpeg")) {
copyExif(mContext, Uri.parse(mUri), tempFile);
}
mSuccess.invoke(Uri.fromFile(tempFile).toString());
} catch (Exception e) {
@ -352,6 +392,47 @@ public class ImageEditingManager extends ReactContextBaseJavaModule {
// Utils
private static void copyExif(Context context, Uri oldImage, File newFile) throws IOException {
File oldFile = getFileFromUri(context, oldImage);
if (oldFile == null) {
FLog.w(ReactConstants.TAG, "Couldn't get real path for uri: " + oldImage);
return;
}
ExifInterface oldExif = new ExifInterface(oldFile.getAbsolutePath());
ExifInterface newExif = new ExifInterface(newFile.getAbsolutePath());
for (String attribute : EXIF_ATTRIBUTES) {
String value = oldExif.getAttribute(attribute);
if (value != null) {
newExif.setAttribute(attribute, value);
}
}
newExif.saveAttributes();
}
private static @Nullable File getFileFromUri(Context context, Uri uri) {
if (uri.getScheme().equals("file")) {
return new File(uri.getPath());
} else if (uri.getScheme().equals("content")) {
Cursor cursor = context.getContentResolver()
.query(uri, new String[] { MediaStore.MediaColumns.DATA }, null, null, null);
if (cursor != null) {
try {
if (cursor.moveToFirst()) {
String path = cursor.getString(0);
if (!TextUtils.isEmpty(path)) {
return new File(path);
}
}
} finally {
cursor.close();
}
}
}
return null;
}
private static boolean isLocalUri(String uri) {
for (String localPrefix : LOCAL_URI_PREFIXES) {
if (uri.startsWith(localPrefix)) {