Package com.gdflab.gdfsr

Class GDFUpscaler

java.lang.Object

com.gdflab.gdfsr.GDFUpscaler

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class GDFUpscaler
extends java.lang.Object
implements java.io.Closeable

GDFUpscaler class upscale image and enhance image quality.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	GDFUpscaler.DelegateType	Tensorflow Lite delegate types.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static NativeWrapper	nativeWrap
static boolean	VERBOSE	Detail logging enabled/disabled.

Method Summary

Modifier and Type	Method	Description
void	clearBuffers()
void	close()
GDFContext	conv2RGBf(GDFContext ctx)
GDFContext	conv2YUVf(java.nio.ByteBuffer inp, int extra_ival)
int	getScale()
static GDFUpscaler	getUpscaler(int scale, int width, int height)	Get GDFUpscaler instance from upscaling scale and input video resolution.
static boolean	initialize(android.content.Context context)	Initialize with android context.
void	upscale(GDFContext ctx)

Methods inherited from class java.lang.Object

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

Field Detail

nativeWrap

static NativeWrapper nativeWrap

VERBOSE

public static boolean VERBOSE

Detail logging enabled/disabled.

Method Detail

initialize

public static boolean initialize(android.content.Context context)
                          throws GDFUpscaleException

Initialize with android context. Needed for validate OpenGL ES version, and get device model name to select appropriate model. Must be called before use of any API.

Parameters:

context - Android context instance(getApplicationContext() from any Activity).

Throws:

GDFUpscaleException - When device is not supported.

getUpscaler

public static GDFUpscaler getUpscaler(int scale,
                                      int width,
                                      int height)
                               throws GDFUpscaleException

Get GDFUpscaler instance from upscaling scale and input video resolution.

Parameters:

scale - Upscaling scale.

width - Input video width.

height - Input video height.

Returns:

GDFUpscaler instance.

Throws:

GDFUpscaleException - When can't get appropriate model or not initialized.

conv2YUVf

public GDFContext conv2YUVf(java.nio.ByteBuffer inp,
                            int extra_ival)
                     throws GDFUpscaleException

Throws:

GDFUpscaleException

upscale

public void upscale(GDFContext ctx)
             throws GDFUpscaleException

Throws:

GDFUpscaleException

conv2RGBf

public GDFContext conv2RGBf(GDFContext ctx)
                     throws GDFUpscaleException

Throws:

GDFUpscaleException

clearBuffers

public void clearBuffers()

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException

getScale

public int getScale()