Created
September 29, 2018 19:02
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Trying to save an image from the Rasp Pi camera to a temp folder to ship it via an embedded web server - Step 1.
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/** | |
Error: | |
E/AndroidRuntime: FATAL EXCEPTION: CameraThread | |
Process: xxxx, PID: 2634 | |
java.lang.IllegalStateException: buffer has been freed | |
*/ | |
private ImageReader.OnImageAvailableListener onImageAvailableListener = new ImageReader.OnImageAvailableListener() | |
{ | |
@Override | |
public void onImageAvailable(ImageReader imageReader) | |
{ | |
try | |
{ | |
Image image = imageReader.acquireLatestImage(); | |
ByteBuffer byteBuffer = image.getPlanes()[0].getBuffer(); | |
byteBuffer.rewind(); | |
image.close(); | |
File file = File.createTempFile("test.jpg", null, getApplicationContext().getCacheDir()); | |
if (!file.exists()) | |
{ | |
file.createNewFile(); | |
} | |
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(file, false)); | |
bufferedWriter.write(byteBuffer.asCharBuffer().array()); | |
bufferedWriter.close(); | |
Log.d(TAG, "Camera image listener wrote to file: " + file.getAbsolutePath()); | |
} | |
catch (IOException e) | |
{ | |
Log.e(TAG, "Camera image saving failed with error; " + e.getLocalizedMessage()); | |
} | |
} | |
}; |
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