Package com.bumptech.glide.load.resource.bitmap

Class BitmapEncoder

java.lang.Object

com.bumptech.glide.load.resource.bitmap.BitmapEncoder

All Implemented Interfaces:

Encoder<Resource<Bitmap>>, ResourceEncoder<Bitmap>

public class BitmapEncoder
extends Object
implements ResourceEncoder<Bitmap>

An ResourceEncoder that writes Bitmaps to OutputStreams.

Bitmaps that return true from ()} are written using Bitmap.CompressFormat.PNG to preserve alpha and all other bitmaps are written using Bitmap.CompressFormat.JPEG.

See Also:

• Bitmap.compress(android.graphics.Bitmap.CompressFormat, int, java.io.OutputStream)

Field Summary

Fields

Modifier and Type	Field	Description
static final Option<Bitmap.CompressFormat>	COMPRESSION_FORMAT	An Bitmap.CompressFormat option used as the format to encode the Bitmap.
static final Option<Integer>	COMPRESSION_QUALITY	An integer option between 0 and 100 that is used as the compression quality.

Constructor Summary

Constructors

Constructor	Description
BitmapEncoder()	Deprecated. Use BitmapEncoder(ArrayPool) instead.
BitmapEncoder(ArrayPool arrayPool)

Method Summary

Modifier and Type	Method	Description
boolean	encode(Resource<Bitmap> resource, File file, Options options)	Writes the given data to the given output stream and returns True if the write completed successfully and should be committed.
EncodeStrategy	getEncodeStrategy(Options options)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

COMPRESSION_QUALITY

public static final Option<Integer> COMPRESSION_QUALITY

An integer option between 0 and 100 that is used as the compression quality.

Defaults to 90.

COMPRESSION_FORMAT

public static final Option<Bitmap.CompressFormat> COMPRESSION_FORMAT

An Bitmap.CompressFormat option used as the format to encode the Bitmap.

Defaults to Bitmap.CompressFormat.JPEG for images without alpha and Bitmap.CompressFormat.PNG for images with alpha.

Constructor Details

BitmapEncoder

public BitmapEncoder(@NonNull
 ArrayPool arrayPool)

BitmapEncoder

@Deprecated
public BitmapEncoder()

Deprecated.

Use BitmapEncoder(ArrayPool) instead.

Method Details

encode

public boolean encode(@NonNull
 Resource<Bitmap> resource,
 @NonNull
 File file,
 @NonNull
 Options options)

Description copied from interface: Encoder

Writes the given data to the given output stream and returns True if the write completed successfully and should be committed.

Specified by:

encode in interface Encoder<Resource<Bitmap>>

Parameters:

resource - The data to write.

file - The file to write the data to.

options - The set of options to apply when encoding.

getEncodeStrategy

@NonNull
public EncodeStrategy getEncodeStrategy(@NonNull
 Options options)

Specified by:

getEncodeStrategy in interface ResourceEncoder<Bitmap>