TgaDecoder

java.lang.Object

org.ngengine.stbimage.TgaDecoder

All Implemented Interfaces:: StbDecoder

public class TgaDecoder extends Object implements StbDecoder

TGA decoder supporting uncompressed and RLE compressed, grayscale and color.

Constructor Summary

Constructors

Constructor

Description

TgaDecoder(ByteBuffer buffer, IntFunction<ByteBuffer> allocator, boolean flipVertically)

Creates a TGA decoder instance.
Method Summary

Modifier and Type

Method

Description

IntFunction<ByteBuffer>

getAllocator()

Returns the allocator used by this decoder for output buffers.

StbImageInfo

info()

Reads image metadata without fully decoding pixel data.

static boolean

isTga(ByteBuffer src)

Performs a lightweight TGA probe.

StbImageResult

load(int desiredChannels)

Decodes image pixels.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.ngengine.stbimage.StbDecoder
load16, loadAllFrames, loadf, loadNextFrame

Constructor Details
- TgaDecoder
  
  public TgaDecoder(ByteBuffer buffer, IntFunction<ByteBuffer> allocator, boolean flipVertically)
  
  Creates a TGA decoder instance.
  
  Parameters:
  
  buffer - source data
  
  allocator - output allocator
  
  flipVertically - true to vertically flip decoded output
Method Details
- getAllocator
  
  public IntFunction<ByteBuffer> getAllocator()
  
  Returns the allocator used by this decoder for output buffers.
  
  Specified by:
  
  getAllocator in interface StbDecoder
  
  Returns:
  
  allocator function
- isTga
  
  public static boolean isTga(ByteBuffer src)
  
  Performs a lightweight TGA probe.
  
  Parameters:
  
  src - source bytes
  
  Returns:
  
  true when the source can be considered a potential TGA payload
- info
  
  public StbImageInfo info()
  
  Reads image metadata without fully decoding pixel data.
  
  Specified by:
  
  info in interface StbDecoder
  
  Returns:
  
  image information
- load
  
  public StbImageResult load(int desiredChannels)
  
  Decodes image pixels.
  
  Specified by:
  
  load in interface StbDecoder
  
  Parameters:
  
  desiredChannels - requested output channels (0 keeps source/default behavior)
  
  Returns:
  
  decoded image result