private Bitmap extentSnapshot(int doc, int gs, int spaceAround, boolean transparent) {
final LogHelper log = new LogHelper();
final Rect extent = getDisplayExtent();
if (!extent.isEmpty()) {
extent.inset(-spaceAround, -spaceAround);
extent.intersect(0, 0, mView.getView().getWidth(), mView.getView().getHeight());
}
if (extent.isEmpty()) {
return null;
}
final Bitmap viewBitmap = mView.snapshot(doc, gs, transparent);
if (viewBitmap == null) {
return null;
}
if (extent.width() == mView.getView().getWidth()
&& extent.height() == mView.getView().getHeight()) {
log.r(viewBitmap.getByteCount());
return viewBitmap;
}
final Bitmap realBitmap =
Bitmap.createBitmap(viewBitmap, extent.left, extent.top, extent.width(), extent.height());
viewBitmap.recycle();
log.r(realBitmap.getByteCount());
return realBitmap;
}
private boolean check() {
if (mMenuTitleValue.getText().toString().equals("")
|| mMenuContentValue.getText().toString().equals("")
|| mCookingTimeValue.getText().toString().equals("")) {
Toast.makeText(AddMenuActivity.this, "Please fill required text fields!", Toast.LENGTH_SHORT)
.show();
return false;
} else if (mDisplayImgView.getDrawable() == null) {
Toast.makeText(AddMenuActivity.this, "Please upload a display image!", Toast.LENGTH_SHORT)
.show();
return false;
} else {
// BitmapFactory.Options options = new BitmapFactory.Options();
// options.inPreferredConfig = Bitmap.Config.ARGB_8888;
mDisPlayBitmap = BitmapFactory.decodeFile(mDisplayImgPath.get(0));
// Compress img to meet the ParseFile maximum requirements
if (mDisPlayBitmap.getByteCount() >= 10485760)
mDisPlayBitmap = Bitmap.createScaledBitmap(mDisPlayBitmap, 1920, 1080, true);
for (int i = 0; i < mToeRecyclerAdapter.getItemCount(); i++) {
Bitmap currentImg = BitmapFactory.decodeFile(mImgPaths.get(i));
if (currentImg.getByteCount() >= 10485760)
currentImg = Bitmap.createScaledBitmap(currentImg, 1920, 1080, true);
mImgBitmaps.add(currentImg);
}
return true;
}
}
/**
* This is a test for BitmapConverter. From the test below we can see that BitmapConverter can
* both serizlize and deserizlize
*/
public void testLBitmapConverter() throws Exception {
JsonElement jsonElement = bitmapConverter.serialize(bitmap, null, null);
Bitmap newBitmap = bitmapConverter.deserialize(jsonElement, null, null);
assertEquals(bitmap.getByteCount(), newBitmap.getByteCount());
assertEquals(bitmap.getHeight(), newBitmap.getHeight());
assertEquals(bitmap.getDensity(), newBitmap.getDensity());
assertEquals(bitmap.getRowBytes(), newBitmap.getRowBytes());
tearDown();
}
public void uploadImg(
String dirType,
String userId,
String fileName,
Bitmap bitmap,
final ChatCallBack callback,
boolean compress,
String bucketName) {
OSSBucket mBucket = ossService.getOssBucket(bucketName);
OSSData ossData = ossService.getOssData(mBucket, userId + "/" + dirType + "/" + fileName);
if (compress && bitmap.getByteCount() > 1024 * 100)
ossData.setData(ImageUtils.bitmap2Bytes(bitmap, true), "img"); // 指定需要上传的数据和它的类型
else ossData.setData(ImageUtils.bitmap2Bytes(bitmap, false), "img");
ossData.enableUploadCheckMd5sum(); // 开启上传MD5校验
ossData.uploadInBackground(
new SaveCallback() {
@Override
public void onSuccess(String objectKey) {
LogUtil.info(ChatManager.class, objectKey);
callback.onSuccess();
callback.onSuccess(objectKey);
}
@Override
public void onProgress(String objectKey, int byteCount, int totalSize) {
callback.onProgress(byteCount, totalSize);
}
@Override
public void onFailure(String objectKey, OSSException ossException) {
callback.onError(ChatManager.ERROR_OSS, ossException.getMessage());
}
});
}
@SuppressLint("NewApi")
@Override
public void onCreate() {
// TODO Auto-generated method stub
super.onCreate();
InputStream is = getResources().openRawResource(R.drawable.ic_launcher);
Bitmap mBitmap = BitmapFactory.decodeStream(is);
System.out.println("btm" + mBitmap.getByteCount());
setBm(mBitmap); // 初始化全局变量
userId = "";
UserName = "";
levelId = "";
DisplayImageOptions defaultOptions =
new DisplayImageOptions.Builder() //
.showImageForEmptyUri(R.drawable.ic_launcher) //
.showImageOnFail(R.drawable.ic_launcher) //
.cacheInMemory(true) //
.cacheOnDisk(true) //
.build(); //
ImageLoaderConfiguration config =
new ImageLoaderConfiguration //
.Builder(getApplicationContext()) //
.defaultDisplayImageOptions(defaultOptions) //
.discCacheSize(50 * 1024 * 1024) //
.discCacheFileCount(10) // 缓存一百张图片
.writeDebugLogs() //
.build(); //
ImageLoader.getInstance().init(config);
}
public static String convertBitmapToBase64(Bitmap bitmap) {
final int size = bitmap.getByteCount();
ByteBuffer dst = ByteBuffer.allocate(size);
bitmap.copyPixelsToBuffer(dst);
return Base64.encodeToString(dst.array(), Base64.DEFAULT);
}
public static void cacheData(Context context, Bitmap bitmap, String name) throws IOException {
File cacheDir = context.getCacheDir();
long size = getDirSize(cacheDir);
long newSize = bitmap.getByteCount() + size;
if (newSize > MAX_SIZE) {
cleanDir(cacheDir, newSize - MAX_SIZE);
}
String[] imageCheckSplit = new String[8];
imageCheckSplit = name.split("/");
String imageCheck = imageCheckSplit[7] + imageCheckSplit[8];
File cacheImage = new File(cacheDir.getAbsolutePath(), imageCheck);
OutputStream os = new FileOutputStream(cacheImage.getAbsolutePath());
try {
bitmap.compress(CompressFormat.JPEG, 100, os);
} finally {
try {
os.flush();
os.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
* Get the size in bytes of a bitmap.
*
* @param bitmap The bitmap to calculate the size of.
* @return size of bitmap in bytes.
*/
@TargetApi(12)
public static int getBitmapSize(Bitmap bitmap) {
if (Utils.hasHoneycombMR1()) {
return bitmap.getByteCount();
}
// Pre HC-MR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
public static int getBitmapSize(Bitmap bitmap) {
if (DeviceUtils.hasHoneycombMR1()) {
return bitmap.getByteCount();
}
// Pre HC-MR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
/**
* Get the size in bytes of a bitmap.
*
* @param bitmap
* @return size in bytes
*/
@SuppressLint("NewApi")
public static int getBitmapSize(Bitmap bitmap) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
return bitmap.getByteCount();
}
// Pre HC-MR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
private static int getBitmapSize(Bitmap bitmap) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
return bitmap.getByteCount();
}
// Pre HC-MR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
/**
* Get the size in bytes of a bitmap
*
* @param bitmap
* @return size in bytes
*/
@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
public static int getBitmapSize(Bitmap bitmap) {
if (Utils.hasHoneycombMR1()) {
return bitmap
.getByteCount(); // Returns the number of bytes used to store this bitmap's pixels
}
// SDK Version prior to HoneycombMR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
@Test(expected = NullPointerException.class)
@org.robolectric.annotation.Config(
sdk = {
Build.VERSION_CODES.JELLY_BEAN_MR1,
Build.VERSION_CODES.JELLY_BEAN_MR2,
Build.VERSION_CODES.KITKAT,
Build.VERSION_CODES.LOLLIPOP
})
public void byteCountIsAccurate() {
Bitmap b1 = Bitmap.createBitmap(10, 10, Config.ARGB_8888);
assertThat(b1.getByteCount()).isEqualTo(400);
Bitmap b2 = Bitmap.createBitmap(10, 10, Config.RGB_565);
assertThat(b2.getByteCount()).isEqualTo(200);
// Null config is not allowed.
Bitmap b3 = Bitmap.createBitmap(10, 10, null);
b3.getByteCount();
}
// TODO get bytes of bitmap
private static int byteSizeOf(Bitmap bitmap) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
return bitmap.getAllocationByteCount();
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
return bitmap.getByteCount();
} else {
return bitmap.getRowBytes() * bitmap.getHeight();
}
}
@SuppressLint("NewApi")
public static int getBitmapSize(Bitmap bitmap) {
if (Build.VERSION.SDK_INT >= 12) {
return bitmap.getByteCount();
} else {
return bitmap.getRowBytes() * bitmap.getHeight();
}
}
public int getSizeInBytes() {
if (bitmap == null) {
return 0;
}
// Taken from DevBytes, "Making Apps Beautiful - Part 4" Youtube episode
if (Build.VERSION.SDK_INT >= 12) {
return bitmap.getByteCount();
} else {
return bitmap.getRowBytes() * bitmap.getHeight();
}
}
@TargetApi(12)
public static int getBitmapSize(Bitmap bitmap) {
int size;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
size = bitmap.getByteCount();
} else {
size = bitmap.getRowBytes() * bitmap.getHeight();
}
return size;
}
protected int a(Object obj, Bitmap bitmap)
{
int i;
if (android.os.Build.VERSION.SDK_INT >= 19)
{
i = bitmap.getAllocationByteCount();
} else
{
i = bitmap.getByteCount();
}
return (i + 1023) / 1024;
}
private void setBitmap(Bitmap bitmap) {
if (mImageView != null) {
mBitmap = bitmap;
mImageView.setImageBitmap(mBitmap);
int size = mBitmap.getByteCount() / 1024;
Log.d(
TAG,
"bitmap size: "
+ size
+ "kb, hight: "
+ mBitmap.getHeight()
+ ", width: "
+ mBitmap.getWidth());
} else Log.d(TAG, "the mImageView is null");
}
@Override
public Response load(Uri uri, boolean localCacheOnly) throws IOException {
Response response = null;
String packageName = uri.getLastPathSegment();
PackageManager pm = context.getPackageManager();
try {
BitmapDrawable icon = (BitmapDrawable) pm.getApplicationIcon(packageName);
Bitmap bmp = icon.getBitmap();
response = new Response(bmp, false, bmp.getByteCount());
} catch (NameNotFoundException e) {
response = null;
}
return response;
}
/**
* Get the size in bytes of a bitmap in a BitmapDrawable. Note that from Android 4.4 (KitKat)
* onward this returns the allocated memory size of the bitmap which can be larger than the actual
* bitmap data byte count (in the case it was re-used).
*
* @param value
* @return size in bytes
*/
@TargetApi(VERSION_CODES.KITKAT)
public static int getBitmapSize(BitmapDrawable value) {
Bitmap bitmap = value.getBitmap();
// From KitKat onward use getAllocationByteCount() as allocated bytes can potentially be
// larger than bitmap byte count.
if (Utils.hasKitKat()) {
return bitmap.getAllocationByteCount();
}
if (Utils.hasHoneycombMR1()) {
return bitmap.getByteCount();
}
// Pre HC-MR1
return bitmap.getRowBytes() * bitmap.getHeight();
}
@Override
public Bitmap snapshot(boolean transparent) {
final GiCoreView v = mView.coreView();
int doc, gs;
synchronized (v) {
doc = v.acquireFrontDoc();
gs = v.acquireGraphics(mView.viewAdapter());
}
try {
final LogHelper log = new LogHelper();
final Bitmap bitmap = mView.snapshot(doc, gs, transparent);
log.r(bitmap != null ? bitmap.getByteCount() : 0);
return bitmap;
} finally {
GiCoreView.releaseDoc(doc);
v.releaseGraphics(gs);
}
}
/**
* @param candidate - Bitmap to check
* @param targetOptions - Options that have the out* value populated
* @return true if <code>candidate</code> can be used for inBitmap re-use with <code>targetOptions
* </code>
*/
@TargetApi(19)
private static boolean canUseForInBitmap(Bitmap candidate, BitmapFactory.Options targetOptions) {
// BEGIN_INCLUDE(can_use_for_inbitmap)
if (!Utils.hasKitKat()) {
// On earlier versions, the dimensions must match exactly and the
// inSampleSize must be 1
return candidate.getWidth() == targetOptions.outWidth
&& candidate.getHeight() == targetOptions.outHeight
&& targetOptions.inSampleSize == 1;
}
// From Android 4.4 (KitKat) onward we can re-use if the byte size of
// the new bitmap
// is smaller than the reusable bitmap candidate allocation byte count.
int width = targetOptions.outWidth / targetOptions.inSampleSize;
int height = targetOptions.outHeight / targetOptions.inSampleSize;
int byteCount = width * height * getBytesPerPixel(candidate.getConfig());
return byteCount <= candidate.getByteCount();
// END_INCLUDE(can_use_for_inbitmap)
}
public void onImageAvailable(Bitmap bmp) {
int bytes = bmp.getByteCount();
int width = bmp.getWidth();
int height = bmp.getHeight();
ByteBuffer buf = ByteBuffer.allocate(bytes);
bmp.copyPixelsToBuffer(buf);
targetWidth = width;
targetHeight = height;
int stride = width * 4;
Frame frame =
new Frame()
.setBuffer(buf)
.setWidth(width)
.setHeight(height)
.setRowStride(stride)
.setTs(System.currentTimeMillis());
captureQueue.offer(frame);
}
private static class TextDrawing {
private final Bitmap bitmap = Bitmap.createBitmap(50, 50, Bitmap.Config.ALPHA_8);
private final Canvas canvas = new Canvas(bitmap);
private final ByteBuffer buffer = ByteBuffer.allocate(bitmap.getByteCount());
public void set(String text) {
canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
canvas.drawText(text, 0, 50 / 2, paint);
buffer.rewind();
bitmap.copyPixelsToBuffer(buffer);
}
@Override
public boolean equals(Object o) {
return o != null
&& (o instanceof TextDrawing)
&& Arrays.equals(buffer.array(), ((TextDrawing) o).buffer.array());
}
@Override
public int hashCode() {
return Arrays.hashCode(buffer.array());
}
}
/** @return size in bytes of the underlying bitmap */
@SuppressLint("NewApi")
public static int getSizeInBytes(@Nullable Bitmap bitmap) {
if (bitmap == null) {
return 0;
}
// There's a known issue in KitKat where getAllocationByteCount() can throw an NPE. This was
// apparently fixed in MR1: http://bit.ly/1IvdRpd. So we do a version check here, and
// catch any potential NPEs just to be safe.
if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {
try {
return bitmap.getAllocationByteCount();
} catch (NullPointerException npe) {
// Swallow exception and try fallbacks.
}
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
return bitmap.getByteCount();
}
// Estimate for earlier platforms.
return bitmap.getWidth() * bitmap.getRowBytes();
}
@Override
public Response load(Uri uri, boolean localCacheOnly) throws IOException {
String albumId = uri.getLastPathSegment();
Bitmap bitmap = getAlbumArt(context, albumId);
return (bitmap != null) ? new Response(bitmap, false, bitmap.getByteCount()) : null;
}
/** Get the size in bytes of a bitmap. */
public static final int getBitmapSize(final Bitmap bitmap) {
return bitmap.getByteCount();
}
/** Load a JPEG into processing */
@SuppressLint("NewApi")
private void loadJPEG() throws FileNotFoundException {
// TODO Auto-generated method stub
Log.d(TAG, "before LoadJPEG");
bmp = BitmapFactory.decodeResource(getResources(), R.drawable.input);
if (bmp != null && bmp.getConfig() == Bitmap.Config.ARGB_8888) {
Log.d(TAG, "Input image is valid and ARGB_8888");
/** Preparing image size */
int bytes = bmp.getByteCount();
Log.d(TAG, "bmp size " + bytes);
float unwarpedAspectRatio = (float) (360.0 / 55.0);
int unwarpedW = 1280;
int unwarpedH = (int) (unwarpedW / unwarpedAspectRatio);
/** Preparing INPUT - Convert bitmap --> byte array WITHOUT compression */
ByteBuffer buffer = ByteBuffer.allocate(bytes);
bmp.copyPixelsToBuffer(buffer);
Log.d(TAG, "byteArrayData size " + buffer.array().length);
byte[] input = buffer.array();
/** Preparing OUTPUT byte array - Initialize output */
byte[] OutputByteArray = new byte[unwarpedW * unwarpedH * 4];
Log.d(TAG, "output int [] size " + OutputByteArray.length);
/** Processing Unwrapping */
FastCVUtil.init();
unwarp(input, bmp.getWidth(), bmp.getHeight(), OutputByteArray);
Log.d(TAG, "after process output int [] size " + OutputByteArray.length);
/** Convert OutputByteArray byte[] to bitmap */
/** !!decodeByteArray is for compressed bitmap, our image is uncompress */
// Bitmap outDisplay = BitmapFactory.decodeByteArray(OutputByteArray, 0,
// OutputByteArray.length);
/** Try Native to display bitmap */
Bitmap.Config conf = Bitmap.Config.ARGB_8888;
Bitmap OutputBitmap = Bitmap.createBitmap(unwarpedW, unwarpedH, conf);
byteArraytoBitmap(OutputBitmap, OutputByteArray);
/** Store bitmap to sdcard */
try {
OutputStream stream = new FileOutputStream("/sdcard/unwarped.jpg");
OutputBitmap.compress(CompressFormat.JPEG, 100, stream);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
Log.d(
TAG,
"Remap "
+ unwarpedW
+ " x "
+ unwarpedH
+ " process time (ms): "
+ FastCVUtil.getFastCVProcessTime() / 1000);
}
}
public static int getSizeInBytes(Bitmap bitmap) {
return bitmap.getByteCount();
}