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refactor(android): replace image path usage with image uris (#906)

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* refactor(android): clean up image file path usages

* removed references of image paths in log messages
This commit is contained in:
Norman Breau 2024-10-28 12:35:50 -03:00 committed by GitHub
parent 7adccc8ee9
commit 0d86764b90
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2 changed files with 335 additions and 283 deletions
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src/android/CameraLauncher.java
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@ -42,6 +42,8 @@ import android.os.Environment;
import android.provider.MediaStore;
import androidx.core.content.FileProvider;
import android.util.Base64;
import android.system.Os;
import android.system.OsConstants;
import org.apache.cordova.BuildHelper;
import org.apache.cordova.CallbackContext;
@ -52,8 +54,10 @@ import org.apache.cordova.PluginResult;
import org.json.JSONArray;
import org.json.JSONException;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
@ -95,7 +99,6 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
private static final String GET_All = "Get All";
private static final String CROPPED_URI_KEY = "croppedUri";
private static final String IMAGE_URI_KEY = "imageUri";
private static final String IMAGE_FILE_PATH_KEY = "imageFilePath";
private static final String TAKE_PICTURE_ACTION = "takePicture";
@ -114,7 +117,6 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
private int targetWidth; // desired width of the image
private int targetHeight; // desired height of the image
private Uri imageUri; // Uri of captured image
private String imageFilePath; // File where the image is stored
private int encodingType; // Type of encoding to use
private int mediaType; // What type of media to retrieve
private int destType; // Source type (needs to be saved for the permission handling)
@ -313,10 +315,11 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
// Specify file so that large image is captured and returned
File photo = createCaptureFile(encodingType);
this.imageFilePath = photo.getAbsolutePath();
this.imageUri = FileProvider.getUriForFile(cordova.getActivity(),
applicationId + ".cordova.plugin.camera.provider",
photo);
this.imageUri = FileProvider.getUriForFile(
cordova.getActivity(),
applicationId + ".cordova.plugin.camera.provider",
photo
);
intent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);
//We can write to this URI, this will hopefully allow us to write files to get to the next step
intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
@ -489,130 +492,148 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
// Create an ExifHelper to save the exif data that is lost during compression
ExifHelper exif = new ExifHelper();
String sourcePath = (this.allowEdit && this.croppedUri != null) ?
this.croppedFilePath :
this.imageFilePath;
if (this.encodingType == JPEG) {
try {
//We don't support PNG, so let's not pretend we do
exif.createInFile(sourcePath);
exif.readExifData();
rotate = exif.getOrientation();
} catch (IOException e) {
e.printStackTrace();
}
InputStream input = null;
String mimeType;
if (this.allowEdit && this.croppedUri != null) {
input = new FileInputStream(this.croppedFilePath);
mimeType = FileHelper.getMimeTypeForExtension(this.croppedFilePath);
}
else {
input = cordova.getActivity().getContentResolver().openInputStream(imageUri);
mimeType = FileHelper.getMimeType(imageUri.toString(), cordova);
}
Bitmap bitmap = null;
Uri galleryUri = null;
if (input == null) {
throw new IOException("Unable to open result source.");
}
// CB-5479 When this option is given the unchanged image should be saved
// in the gallery and the modified image is saved in the temporary
// directory
if (this.saveToPhotoAlbum) {
GalleryPathVO galleryPathVO = getPicturesPath();
galleryUri = Uri.fromFile(new File(galleryPathVO.getGalleryPath()));
byte[] sourceData = readData(input);
if (this.allowEdit && this.croppedUri != null) {
writeUncompressedImage(croppedUri, galleryUri);
} else {
if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) {
writeTakenPictureToGalleryLowerThanAndroidQ(galleryUri);
} else { // Android Q or higher
writeTakenPictureToGalleryStartingFromAndroidQ(galleryPathVO);
try {
if (this.encodingType == JPEG) {
try {
//We don't support PNG, so let's not pretend we do
exif.createInFile(new ByteArrayInputStream(sourceData));
exif.readExifData();
rotate = exif.getOrientation();
} catch (IOException e) {
e.printStackTrace();
}
}
}
// If sending base64 image back
if (destType == DATA_URL) {
bitmap = getScaledAndRotatedBitmap(sourcePath);
Bitmap bitmap = null;
Uri galleryUri = null;
if (bitmap == null) {
// Try to get the bitmap from intent.
bitmap = (Bitmap) intent.getExtras().get("data");
}
// CB-5479 When this option is given the unchanged image should be saved
// in the gallery and the modified image is saved in the temporary
// directory
if (this.saveToPhotoAlbum) {
GalleryPathVO galleryPathVO = getPicturesPath();
galleryUri = Uri.fromFile(new File(galleryPathVO.getGalleryPath()));
// Double-check the bitmap.
if (bitmap == null) {
LOG.d(LOG_TAG, "I either have a null image path or bitmap");
this.failPicture("Unable to create bitmap!");
return;
}
this.processPicture(bitmap, this.encodingType);
if (!this.saveToPhotoAlbum) {
checkForDuplicateImage(DATA_URL);
}
}
// If sending filename back
else if (destType == FILE_URI) {
// If all this is true we shouldn't compress the image.
if (this.targetHeight == -1 && this.targetWidth == -1 && this.mQuality == 100 &&
!this.correctOrientation) {
// If we saved the uncompressed photo to the album, we can just
// return the URI we already created
if (this.saveToPhotoAlbum) {
this.callbackContext.success(galleryUri.toString());
if (this.allowEdit && this.croppedUri != null) {
writeUncompressedImage(croppedUri, galleryUri);
} else {
Uri uri = Uri.fromFile(createCaptureFile(this.encodingType, System.currentTimeMillis() + ""));
if (this.allowEdit && this.croppedUri != null) {
Uri croppedUri = Uri.parse(croppedFilePath);
writeUncompressedImage(croppedUri, uri);
} else {
Uri imageUri = this.imageUri;
writeUncompressedImage(imageUri, uri);
if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) {
writeTakenPictureToGalleryLowerThanAndroidQ(galleryUri);
} else { // Android Q or higher
writeTakenPictureToGalleryStartingFromAndroidQ(galleryPathVO);
}
this.callbackContext.success(uri.toString());
}
} else {
Uri uri = Uri.fromFile(createCaptureFile(this.encodingType, System.currentTimeMillis() + ""));
bitmap = getScaledAndRotatedBitmap(sourcePath);
}
// If sending base64 image back
if (destType == DATA_URL) {
bitmap = getScaledAndRotatedBitmap(sourceData, mimeType);
if (bitmap == null) {
// Try to get the bitmap from intent.
bitmap = (Bitmap) intent.getExtras().get("data");
}
// Double-check the bitmap.
if (bitmap == null) {
LOG.d(LOG_TAG, "I either have a null image path or bitmap");
LOG.d(LOG_TAG, "I either have an unreadable imageUri or null bitmap");
this.failPicture("Unable to create bitmap!");
return;
}
// Add compressed version of captured image to returned media store Uri
OutputStream os = this.cordova.getActivity().getContentResolver().openOutputStream(uri);
CompressFormat compressFormat = getCompressFormatForEncodingType(encodingType);
this.processPicture(bitmap, this.encodingType);
bitmap.compress(compressFormat, this.mQuality, os);
os.close();
// Restore exif data to file
if (this.encodingType == JPEG) {
String exifPath;
exifPath = uri.getPath();
//We just finished rotating it by an arbitrary orientation, just make sure it's normal
if(rotate != ExifInterface.ORIENTATION_NORMAL)
exif.resetOrientation();
exif.createOutFile(exifPath);
exif.writeExifData();
if (!this.saveToPhotoAlbum) {
checkForDuplicateImage(DATA_URL);
}
// Send Uri back to JavaScript for viewing image
this.callbackContext.success(uri.toString());
}
} else {
throw new IllegalStateException();
}
this.cleanup(FILE_URI, this.imageUri, galleryUri, bitmap);
bitmap = null;
// If sending filename back
else if (destType == FILE_URI) {
// If all this is true we shouldn't compress the image.
if (this.targetHeight == -1 && this.targetWidth == -1 && this.mQuality == 100 &&
!this.correctOrientation) {
// If we saved the uncompressed photo to the album, we can just
// return the URI we already created
if (this.saveToPhotoAlbum) {
this.callbackContext.success(galleryUri.toString());
} else {
Uri uri = Uri.fromFile(createCaptureFile(this.encodingType, System.currentTimeMillis() + ""));
if (this.allowEdit && this.croppedUri != null) {
Uri croppedUri = Uri.parse(croppedFilePath);
writeUncompressedImage(croppedUri, uri);
} else {
Uri imageUri = this.imageUri;
writeUncompressedImage(imageUri, uri);
}
this.callbackContext.success(uri.toString());
}
} else {
Uri uri = Uri.fromFile(createCaptureFile(this.encodingType, System.currentTimeMillis() + ""));
bitmap = getScaledAndRotatedBitmap(sourceData, mimeType);
// Double-check the bitmap.
if (bitmap == null) {
LOG.d(LOG_TAG, "I either have an unreadable imageUri or null bitmap");
this.failPicture("Unable to create bitmap!");
return;
}
// Add compressed version of captured image to returned media store Uri
OutputStream os = this.cordova.getActivity().getContentResolver().openOutputStream(uri);
CompressFormat compressFormat = getCompressFormatForEncodingType(encodingType);
bitmap.compress(compressFormat, this.mQuality, os);
os.close();
// Restore exif data to file
if (this.encodingType == JPEG) {
String exifPath;
exifPath = uri.getPath();
//We just finished rotating it by an arbitrary orientation, just make sure it's normal
if (rotate != ExifInterface.ORIENTATION_NORMAL)
exif.resetOrientation();
exif.createOutFile(exifPath);
exif.writeExifData();
}
// Send Uri back to JavaScript for viewing image
this.callbackContext.success(uri.toString());
}
} else {
throw new IllegalStateException();
}
this.cleanup(FILE_URI, this.imageUri, galleryUri, bitmap);
bitmap = null;
input.close();
}
catch (Exception e) {
input.close();
throw e;
}
}
private void writeTakenPictureToGalleryLowerThanAndroidQ(Uri galleryUri) throws IOException {
@ -641,8 +662,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
private GalleryPathVO getPicturesPath() {
String timeStamp = new SimpleDateFormat(TIME_FORMAT).format(new Date());
String imageFileName = "IMG_" + timeStamp + getExtensionForEncodingType();
File storageDir = Environment.getExternalStoragePublicDirectory(
Environment.DIRECTORY_PICTURES);
File storageDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
storageDir.mkdirs();
return new GalleryPathVO(storageDir.getAbsolutePath(), imageFileName);
}
@ -730,29 +750,80 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
String uriString = uri.toString();
String mimeTypeOfGalleryFile = FileHelper.getMimeType(uriString, this.cordova);
InputStream input;
try {
input = cordova.getActivity().getContentResolver().openInputStream(uri);
} catch (FileNotFoundException e) {
this.failPicture("Unable to open gallery input stream");
return;
}
// If you ask for video or the selected file cannot be processed
// there will be no attempt to resize any returned data.
if (this.mediaType == VIDEO || !isImageMimeTypeProcessable(mimeTypeOfGalleryFile)) {
this.callbackContext.success(uriString);
} else {
if (input == null) {
this.failPicture("Unable to open gallery input stream");
return;
}
// This is a special case to just return the path as no scaling,
// rotating, nor compressing needs to be done
if (this.targetHeight == -1 && this.targetWidth == -1 &&
destType == FILE_URI && !this.correctOrientation &&
getMimetypeForEncodingType().equalsIgnoreCase(mimeTypeOfGalleryFile))
{
try {
byte[] data = readData(input);
// If you ask for video or the selected file cannot be processed
// there will be no attempt to resize any returned data.
if (this.mediaType == VIDEO || !isImageMimeTypeProcessable(mimeTypeOfGalleryFile)) {
this.callbackContext.success(uriString);
} else {
Bitmap bitmap = null;
try {
bitmap = getScaledAndRotatedBitmap(uriString);
} catch (IOException e) {
e.printStackTrace();
// This is a special case to just return the path as no scaling,
// rotating, nor compressing needs to be done
if (this.targetHeight == -1 && this.targetWidth == -1 &&
destType == FILE_URI && !this.correctOrientation &&
getMimetypeForEncodingType().equalsIgnoreCase(mimeTypeOfGalleryFile)) {
this.callbackContext.success(uriString);
} else {
try {
bitmap = getScaledAndRotatedBitmap(data, mimeTypeOfGalleryFile);
} catch (IOException e) {
e.printStackTrace();
}
if (bitmap == null) {
LOG.d(LOG_TAG, "I either have an unreadable uri or null bitmap");
this.failPicture("Unable to create bitmap!");
return;
}
// If sending base64 image back
if (destType == DATA_URL) {
this.processPicture(bitmap, this.encodingType);
}
// If sending filename back
else if (destType == FILE_URI) {
// Did we modify the image?
if ((this.targetHeight > 0 && this.targetWidth > 0) ||
(this.correctOrientation && this.orientationCorrected) ||
!mimeTypeOfGalleryFile.equalsIgnoreCase(getMimetypeForEncodingType())) {
try {
String modifiedPath = this.outputModifiedBitmap(bitmap, uri, mimeTypeOfGalleryFile);
// The modified image is cached by the app in order to get around this and not have to delete you
// application cache I'm adding the current system time to the end of the file url.
this.callbackContext.success("file://" + modifiedPath + "?" + System.currentTimeMillis());
} catch (Exception e) {
e.printStackTrace();
this.failPicture("Error retrieving image: " + e.getLocalizedMessage());
}
} else {
this.callbackContext.success(uriString);
}
}
if (bitmap != null) {
bitmap.recycle();
bitmap = null;
}
System.gc();
}
if (bitmap == null) {
LOG.d(LOG_TAG, "I either have a null image path or bitmap");
LOG.d(LOG_TAG, "I either have an unreadable uri or null bitmap");
this.failPicture("Unable to create bitmap!");
return;
}
@ -789,6 +860,16 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
}
System.gc();
}
input.close();
}
catch (Exception e) {
try {
input.close();
} catch (IOException ex) {
ex.printStackTrace();
}
this.failPicture(e.getLocalizedMessage());
}
}
@ -801,7 +882,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
*/
private boolean isImageMimeTypeProcessable(String mimeType) {
return JPEG_MIME_TYPE.equalsIgnoreCase(mimeType) || PNG_MIME_TYPE.equalsIgnoreCase(mimeType)
|| HEIC_MIME_TYPE.equalsIgnoreCase(mimeType);
|| HEIC_MIME_TYPE.equalsIgnoreCase(mimeType);
}
/**
@ -849,8 +930,8 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
try {
if (this.allowEdit) {
Uri tmpFile = FileProvider.getUriForFile(cordova.getActivity(),
applicationId + ".cordova.plugin.camera.provider",
createCaptureFile(this.encodingType));
applicationId + ".cordova.plugin.camera.provider",
createCaptureFile(this.encodingType));
performCrop(tmpFile, destType, intent);
} else {
this.processResultFromCamera(destType, intent);
@ -910,7 +991,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
* @throws IOException
*/
private void writeUncompressedImage(InputStream fis, Uri dest) throws FileNotFoundException,
IOException {
IOException {
OutputStream os = null;
try {
os = this.cordova.getActivity().getContentResolver().openOutputStream(dest);
@ -946,7 +1027,7 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
* @throws IOException
*/
private void writeUncompressedImage(Uri src, Uri dest) throws FileNotFoundException,
IOException {
IOException {
InputStream fis = FileHelper.getInputStreamFromUriString(src.toString(), cordova);
writeUncompressedImage(fis, dest);
@ -956,171 +1037,106 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
/**
* Return a scaled and rotated bitmap based on the target width and height
*
* @param imageUrl
* @param data
* @return
* @throws IOException
*/
private Bitmap getScaledAndRotatedBitmap(String imageUrl) throws IOException {
private Bitmap getScaledAndRotatedBitmap(byte[] data, String mimeType) throws IOException {
// If no new width or height were specified, and orientation is not needed return the original bitmap
if (this.targetWidth <= 0 && this.targetHeight <= 0 && !(this.correctOrientation)) {
InputStream fileStream = null;
Bitmap image = null;
try {
fileStream = FileHelper.getInputStreamFromUriString(imageUrl, cordova);
image = BitmapFactory.decodeStream(fileStream);
} catch (OutOfMemoryError e) {
image = BitmapFactory.decodeStream(new ByteArrayInputStream(data));
} catch (OutOfMemoryError e) {
callbackContext.error(e.getLocalizedMessage());
} catch (Exception e){
} catch (Exception e) {
callbackContext.error(e.getLocalizedMessage());
}
finally {
if (fileStream != null) {
try {
fileStream.close();
} catch (IOException e) {
LOG.d(LOG_TAG, "Exception while closing file input stream.");
}
}
}
return image;
}
/* Copy the inputstream to a temporary file on the device.
We then use this temporary file to determine the width/height/orientation.
This is the only way to determine the orientation of the photo coming from 3rd party providers (Google Drive, Dropbox,etc)
This also ensures we create a scaled bitmap with the correct orientation
We delete the temporary file once we are done
*/
File localFile = null;
Uri galleryUri = null;
int rotate = 0;
try {
InputStream fileStream = FileHelper.getInputStreamFromUriString(imageUrl, cordova);
if (fileStream != null) {
// Generate a temporary file
String timeStamp = new SimpleDateFormat(TIME_FORMAT).format(new Date());
String fileName = "IMG_" + timeStamp + (getExtensionForEncodingType());
localFile = new File(getTempDirectoryPath(), fileName);
galleryUri = Uri.fromFile(localFile);
writeUncompressedImage(fileStream, galleryUri);
try {
String mimeType = FileHelper.getMimeType(imageUrl.toString(), cordova);
if (JPEG_MIME_TYPE.equalsIgnoreCase(mimeType)) {
// ExifInterface doesn't like the file:// prefix
String filePath = galleryUri.toString().replace("file://", "");
// read exifData of source
exifData = new ExifHelper();
exifData.createInFile(filePath);
exifData.readExifData();
// Use ExifInterface to pull rotation information
if (this.correctOrientation) {
ExifInterface exif = new ExifInterface(filePath);
rotate = exifToDegrees(exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED));
}
try {
if (JPEG_MIME_TYPE.equalsIgnoreCase(mimeType)) {
exifData = new ExifHelper();
exifData.createInFile(new ByteArrayInputStream(data));
exifData.readExifData();
// Use ExifInterface to pull rotation information
if (this.correctOrientation) {
ExifInterface exif = new ExifInterface(new ByteArrayInputStream(data));
rotate = exifToDegrees(exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED));
}
} catch (Exception oe) {
LOG.w(LOG_TAG,"Unable to read Exif data: "+ oe.toString());
rotate = 0;
}
} catch (Exception oe) {
LOG.w(LOG_TAG,"Unable to read Exif data: " + oe.toString());
rotate = 0;
}
} catch (Exception e) {
LOG.e(LOG_TAG,"Exception while getting input stream: "+ e.toString());
LOG.e(LOG_TAG,"Exception while getting input stream: " + e.toString());
return null;
}
try {
// figure out the original width and height of the image
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
InputStream fileStream = null;
try {
fileStream = FileHelper.getInputStreamFromUriString(galleryUri.toString(), cordova);
BitmapFactory.decodeStream(fileStream, null, options);
} finally {
if (fileStream != null) {
try {
fileStream.close();
} catch (IOException e) {
LOG.d(LOG_TAG, "Exception while closing file input stream.");
}
}
}
// figure out the original width and height of the image
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeStream(new ByteArrayInputStream(data), null, options);
//CB-2292: WTF? Why is the width null?
if (options.outWidth == 0 || options.outHeight == 0) {
return null;
}
// User didn't specify output dimensions, but they need orientation
if (this.targetWidth <= 0 && this.targetHeight <= 0) {
this.targetWidth = options.outWidth;
this.targetHeight = options.outHeight;
}
// Setup target width/height based on orientation
int rotatedWidth, rotatedHeight;
boolean rotated= false;
if (rotate == 90 || rotate == 270) {
rotatedWidth = options.outHeight;
rotatedHeight = options.outWidth;
rotated = true;
} else {
rotatedWidth = options.outWidth;
rotatedHeight = options.outHeight;
}
// determine the correct aspect ratio
int[] widthHeight = calculateAspectRatio(rotatedWidth, rotatedHeight);
// Load in the smallest bitmap possible that is closest to the size we want
options.inJustDecodeBounds = false;
options.inSampleSize = calculateSampleSize(rotatedWidth, rotatedHeight, widthHeight[0], widthHeight[1]);
Bitmap unscaledBitmap = null;
try {
fileStream = FileHelper.getInputStreamFromUriString(galleryUri.toString(), cordova);
unscaledBitmap = BitmapFactory.decodeStream(fileStream, null, options);
} finally {
if (fileStream != null) {
try {
fileStream.close();
} catch (IOException e) {
LOG.d(LOG_TAG, "Exception while closing file input stream.");
}
}
}
if (unscaledBitmap == null) {
return null;
}
int scaledWidth = (!rotated) ? widthHeight[0] : widthHeight[1];
int scaledHeight = (!rotated) ? widthHeight[1] : widthHeight[0];
Bitmap scaledBitmap = Bitmap.createScaledBitmap(unscaledBitmap, scaledWidth, scaledHeight, true);
if (scaledBitmap != unscaledBitmap) {
unscaledBitmap.recycle();
unscaledBitmap = null;
}
if (this.correctOrientation && (rotate != 0)) {
Matrix matrix = new Matrix();
matrix.setRotate(rotate);
try {
scaledBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scaledBitmap.getHeight(), matrix, true);
this.orientationCorrected = true;
} catch (OutOfMemoryError oom) {
this.orientationCorrected = false;
}
}
return scaledBitmap;
} finally {
// delete the temporary copy
if (localFile != null) {
localFile.delete();
}
//CB-2292: WTF? Why is the width null?
if (options.outWidth == 0 || options.outHeight == 0) {
return null;
}
// User didn't specify output dimensions, but they need orientation
if (this.targetWidth <= 0 && this.targetHeight <= 0) {
this.targetWidth = options.outWidth;
this.targetHeight = options.outHeight;
}
// Setup target width/height based on orientation
int rotatedWidth, rotatedHeight;
boolean rotated = false;
if (rotate == 90 || rotate == 270) {
rotatedWidth = options.outHeight;
rotatedHeight = options.outWidth;
rotated = true;
} else {
rotatedWidth = options.outWidth;
rotatedHeight = options.outHeight;
}
// determine the correct aspect ratio
int[] widthHeight = calculateAspectRatio(rotatedWidth, rotatedHeight);
// Load in the smallest bitmap possible that is closest to the size we want
options.inJustDecodeBounds = false;
options.inSampleSize = calculateSampleSize(rotatedWidth, rotatedHeight, widthHeight[0], widthHeight[1]);
Bitmap unscaledBitmap = BitmapFactory.decodeStream(new ByteArrayInputStream(data), null, options);;
if (unscaledBitmap == null) {
return null;
}
int scaledWidth = (!rotated) ? widthHeight[0] : widthHeight[1];
int scaledHeight = (!rotated) ? widthHeight[1] : widthHeight[0];
Bitmap scaledBitmap = Bitmap.createScaledBitmap(unscaledBitmap, scaledWidth, scaledHeight, true);
if (scaledBitmap != unscaledBitmap) {
unscaledBitmap.recycle();
unscaledBitmap = null;
}
if (this.correctOrientation && (rotate != 0)) {
Matrix matrix = new Matrix();
matrix.setRotate(rotate);
try {
scaledBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scaledBitmap.getHeight(), matrix, true);
this.orientationCorrected = true;
} catch (OutOfMemoryError oom) {
this.orientationCorrected = false;
}
}
return scaledBitmap;
}
/**
@ -1198,11 +1214,11 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
*/
private Cursor queryImgDB(Uri contentStore) {
return this.cordova.getActivity().getContentResolver().query(
contentStore,
new String[]{MediaStore.Images.Media._ID},
null,
null,
null);
contentStore,
new String[]{MediaStore.Images.Media._ID},
null,
null,
null);
}
/**
@ -1374,10 +1390,6 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
state.putString(IMAGE_URI_KEY, this.imageUri.toString());
}
if (this.imageFilePath != null) {
state.putString(IMAGE_FILE_PATH_KEY, this.imageFilePath);
}
return state;
}
@ -1399,14 +1411,9 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
}
if (state.containsKey(IMAGE_URI_KEY)) {
//I have no idea what type of URI is being passed in
this.imageUri = Uri.parse(state.getString(IMAGE_URI_KEY));
}
if (state.containsKey(IMAGE_FILE_PATH_KEY)) {
this.imageFilePath = state.getString(IMAGE_FILE_PATH_KEY);
}
this.callbackContext = callbackContext;
}
@ -1418,4 +1425,38 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect
}
return true;
}
/**
* Gets the ideal buffer size for processing streams of data.
*
* @return The page size of the device.
*/
private int getPageSize() {
// Get the page size of the device. Most devices will be 4096 (4kb)
// Newer devices may be 16kb
long ps = Os.sysconf(OsConstants._SC_PAGE_SIZE);
// sysconf returns a long because it's a general purpose API
// the expected value of a page size should not exceed an int,
// but we guard it here to avoid integer overflow just in case
if (ps > Integer.MAX_VALUE) {
ps = Integer.MAX_VALUE;
}
return (int) ps;
}
private byte[] readData(InputStream input) throws IOException {
if (input == null) {
return null;
}
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
int bytesRead;
byte[] dataChunk = new byte[getPageSize()];
while ((bytesRead = input.read(dataChunk)) != -1) {
buffer.write(dataChunk, 0, bytesRead);
}
return buffer.toByteArray();
}
}

11
src/android/ExifHelper.java
View File

@ -19,6 +19,7 @@
package org.apache.cordova.camera;
import java.io.IOException;
import java.io.InputStream;
import android.media.ExifInterface;
@ -56,6 +57,16 @@ public class ExifHelper {
this.inFile = new ExifInterface(filePath);
}
/**
* The file before it is compressed
*
* @param input
* @throws IOException
*/
public void createInFile(InputStream input) throws IOException {
this.inFile = new ExifInterface(input);
}
/**
* The file after it has been compressed
*