Traveo2BitmapConverter

Description

This document provides a complete list of bitmap formats supported by the Traveo2 Target.
The formats are grouped into categories such as Basic, Grayscale, RLE (Run length Encoding), RLA (Run-Length Adaptive), RLAD (Run-Length Adaptive Dithering), CLUT (color lookup table), JPEG, and YUV.

Below are the supported pixel formats with their corresponding type, format code, and a brief description.

Traveo2 Bitmap Format List

1). Basic Formats

These formats represent the fundamental bitmap types supported by Traveo2, defining basic RGB and alpha channel combinations with different bit depths for color and transparency.

Serial No	Format	Description
1	Traveo2ExtendedBitmapFormatR6G6B6A6	6 bits per channel with alpha.
2	Traveo2ExtendedBitmapFormatR6G6B6	6 bits per RGB channel.
3	Traveo2ExtendedBitmapFormatR3G3B2	Compact 8-bit color format.
4	Traveo2ExtendedBitmapFormatA8	8-bit alpha-only channel.
5	Traveo2ExtendedBitmapFormatA4	4-bit alpha-only channel.
6	Traveo2ExtendedBitmapFormatA2	2-bit alpha-only channel.
7	Traveo2ExtendedBitmapFormatA1	1-bit alpha mask.

2). Grayscale Formats.

These formats are used for grayscale images, representing luminance information with optional alpha channels for transparency control.

Serial No Format Description

81 

Traveo2ExtendedBitmapFormatRGB8 

8-bit grayscale RGB. 

92 

Traveo2ExtendedBitmapFormatA8RGB8 

8-bit grayscale RGB with alpha. 

103 

Traveo2ExtendedBitmapFormatRGB4 

4-bit grayscale RGB. 

114 

Traveo2ExtendedBitmapFormatA4RGB4 

4-bit grayscale RGB with alpha. 

3). RLE (Run-Length Encoded) Formats.

These formats use Run-Length Encoding (RLE) to compress bitmap data, efficiently storing repeated pixel values while supporting various RGB and alpha channel combinations.

Serial 12  No

Traveo2ExtendedBitmapFormatRGB1 

Format

1-bit grayscale (monochrome). 

Description

131 

Traveo2ExtendedBitmapFormatRleR8G8B8A8 

RLE-compressed 32-bit color (8 bits per channel). 

142 

Traveo2ExtendedBitmapFormatRleR8G8B8 

RLE-compressed 24-bit color. 

153 

Traveo2ExtendedBitmapFormatRleR6G6B6A6 

RLE-compressed 6-bit per channel format with alpha. 

164 

Traveo2ExtendedBitmapFormatRleR6G6B6 

RLE-compressed 6-bit RGB. 

175 

Traveo2ExtendedBitmapFormatRleR4G4B4A4 

RLE-compressed 16-bit RGBA. 

186 

Traveo2ExtendedBitmapFormatRleR5G5B5A1 

RLE-compressed 16-bit RGBA (5-5-5-1). 

197 

Traveo2ExtendedBitmapFormatRleR5G6B5 

RLE-compressed 16-bit RGB (5-6-5). 

208 

Traveo2ExtendedBitmapFormatRleA8 

RLE-compressed 8-bit alpha.alpha mask. 

219 

Traveo2ExtendedBitmapFormatRleA4 

RLE-compressed 4-bit alpha.alpha mask. 

2210 

Traveo2ExtendedBitmapFormatRleA2 

RLE-compressed 2-bit alpha.alpha mask. 

2311 

Traveo2ExtendedBitmapFormatRleA1 

RLE-compressed 1-bit alpha.alpha mask. 

4). RLE Grayscale Formats

These formats combine grayscale image representation with Run-Length Encoding (RLE) compression, reducing memory usage while maintaining luminance and optional alpha information.

Serial No Format Description

241 

Traveo2ExtendedBitmapFormatRleRGB8 

RLE-compressed 8-bit grayscale RGB. 

252 

Traveo2ExtendedBitmapFormatRleA8RGB8 

RLE-compressed grayscale with 8-bit alpha. 

263 

Traveo2ExtendedBitmapFormatRleRGB4 

RLE-compressed 4-bit grayscale RGB. 

274 

Traveo2ExtendedBitmapFormatRleA4RGB4 

RLE-compressed 4-bit grayscale with alpha. 

285 

Traveo2ExtendedBitmapFormatRleRGB1 

RLE-compressed 1-bit grayscale (monochrome). 

5). RLA (Run-Length Adaptive) Formats.

These formats use Run-Length Adaptive (RLA) compression, which dynamically adjusts compression based on pixel patterns to achieve better efficiency while preserving image quality across various color and alpha depths.

Serial No Format Description

291 

Traveo2ExtendedBitmapFormatRlaR8G8B8A8 

RLA-compressed 32-bit RGBA. 

302 

Traveo2ExtendedBitmapFormatRlaR8G8B8 

RLA-compressed 24-bit RGB. 

313 

Traveo2ExtendedBitmapFormatRlaR8GB8A8 

RLA-compressed 24-bit RGBA (8-4-4-8).

324 

Traveo2ExtendedBitmapFormatRlaR6G6B6A6 

RLA-compressed 6-bit per channel RGBA. 

335 

Traveo2ExtendedBitmapFormatRlaR6G6B6 

RLA-compressed 6-bit RGB. 

346 

Traveo2ExtendedBitmapFormatRlaR4G4B4A4 

RLA-compressed 16-bit RGBA. 

357 

Traveo2ExtendedBitmapFormatRlaR5G5B5A1 

RLA-compressed 16-bit RGBA (5-5-5-1). 

368 

Traveo2ExtendedBitmapFormatRlaR1G1B1A1 

RLA-compressed 4-bit color with 1-bit alpha. 

379 

Traveo2ExtendedBitmapFormatRlaR5G6B5 

RLA-compressed 16-bit RGB (5-6-5). 

3810 

Traveo2ExtendedBitmapFormatRlaA8 

RLA-compressed 8-bit alpha. 

3911 

Traveo2ExtendedBitmapFormatRlaA4 

RLA-compressed 4-bit alpha. 

4012 

Traveo2ExtendedBitmapFormatRlaA2 

RLA-compressed 2-bit alpha. 

4113 

Traveo2ExtendedBitmapFormatRlaA1 

RLA-compressed 1-bit alpha. 

6). RLA Grayscale Formats

These formats apply Run-Length Adaptive (RLA) compression to grayscale images, optimizing storage while maintaining brightness and optional alpha transparency information.

Serial No Formats Description

421 

Traveo2ExtendedBitmapFormatRlaRGB8 

RLA-compressed grayscale RGB (8-bit). 

432 

Traveo2ExtendedBitmapFormatRlaA8RGB8 

RLA-compressed grayscale RGB with 8-bit alpha. 

443 

Traveo2ExtendedBitmapFormatRlaRGB4 

RLA-compressed grayscale RGB (4-bit). 

454 

Traveo2ExtendedBitmapFormatRlaA4RGB4 

RLA-compressed grayscale RGB (4-bit + alpha). 

465 

Traveo2ExtendedBitmapFormatRlaRGB1 

RLA-compressed grayscale (1-bit monochrome). 

7). RLAD (Run-Length Adaptive Dithering) Formats

These formats use Run-Length Adaptive Dithering (RLAD) compression, combining adaptive run-length encoding with dithering techniques to preserve visual quality and smooth gradients in compressed images.

Serial No Format Description

471 

Traveo2ExtendedBitmapFormatRladR8G8B8A8Traveo2ExtendedBitmapFormatRleR8G8B8A8 

RLAD-RLE-compressed 32-bit RGBA.color (8 bits per channel). 

482 

Traveo2ExtendedBitmapFormatRladR8G8B8Traveo2ExtendedBitmapFormatRleR8G8B8 

RLAD-RLE-compressed 24-bit RGB.color. 

493 

Traveo2ExtendedBitmapFormatRladR6G6B6A6Traveo2ExtendedBitmapFormatRleR6G6B6A6 

RLAD-RLE-compressed 6-bit per channel RGBA.format with alpha. 

504 

Traveo2ExtendedBitmapFormatRladR6G6B6Traveo2ExtendedBitmapFormatRleR6G6B6 

RLAD-RLE-compressed 6-bit RGB. 

515 

Traveo2ExtendedBitmapFormatRladR4G4B4A4Traveo2ExtendedBitmapFormatRleR4G4B4A4 

RLAD-RLE-compressed 16-bit RGBA. 

526 

Traveo2ExtendedBitmapFormatRladR5G5B5A1Traveo2ExtendedBitmapFormatRleR5G5B5A1 

RLAD-RLE-compressed 16-bit RGBA (5-5-5-1). 

537 

Traveo2ExtendedBitmapFormatRladR5G6B5Traveo2ExtendedBitmapFormatRleR5G6B5 

RLAD-RLE-compressed 16-bit RGB (5-6-5). 

548 

Traveo2ExtendedBitmapFormatRladA8Traveo2ExtendedBitmapFormatRleA8 

RLAD-RLE-compressed 8-bit alpha.alpha mask. 

559 

Traveo2ExtendedBitmapFormatRladA4Traveo2ExtendedBitmapFormatRleA4 

RLAD-RLE-compressed 4-bit alpha.alpha mask. 

5610 

Traveo2ExtendedBitmapFormatRladA2Traveo2ExtendedBitmapFormatRleA2 

RLAD-RLE-compressed 2-bit alpha.alpha mask. 

5711 

Traveo2ExtendedBitmapFormatRladA1Traveo2ExtendedBitmapFormatRleA1 

RLAD-RLE-compressed 1-bit alpha.alpha mask. 

8). RLAD Grayscale Formats

These formats apply Run-Length Adaptive Dithering (RLAD) compression to grayscale images, maintaining smooth tonal transitions and optional transparency while minimizing memory usage.

Serial No Format Description

581 

Traveo2ExtendedBitmapFormatRladRGB8 

RLAD-compressed grayscale RGB (8-bit). 

592 

Traveo2ExtendedBitmapFormatRladA8RGB8 

RLAD-compressed grayscale RGB with alpha. 

603 

Traveo2ExtendedBitmapFormatRladRGB4 

RLAD-compressed grayscale RGB (4-bit). 

614 

Traveo2ExtendedBitmapFormatRladA4RGB4 

RLAD-compressed grayscale with alpha (4-bit). 

625 

Traveo2ExtendedBitmapFormatRladRGB1 

RLAD-compressed grayscale (1-bit monochrome). 

9). CULT Masking

This format uses a Color Look-Up Table (CULT) to reference predefined color entries, enabling efficient color representation and masking with reduced memory requirements.

Serial 63  No Format

Description 1 Traveo2ExtendedBitmapFormat_Clut 

 Uses color lookup table.

10). JPEG Format

This format supports standard JPEG-compressed images, providing high compression efficiency for photographic content.

To enable this format on the target, set the corresponding CMake flag in the toolchain file during CMake configuration. Serial No Format Description 1 Traveo2ExtendedBitmapFormat_Jpeg JPEG-compressed 24-bit RGB.

11). YUV Formats

These formats represent image data using YUV color encoding, supporting various chroma subsampling modes like 4:2:0, 4:2:2, and 4:4:4 for efficient video and image processing.

Serial No Format Description

64 

Traveo2ExtendedBitmapFormat_Jpeg_R8G8B8 

JPEG-compressed 24-bit RGB. 

651 

Traveo2ExtendedBitmapFormat_YUV420 

YUV planar 4:2:0 format. 

662 

Traveo2ExtendedBitmapFormat_VYUY422 

Packed YUV 4:2:2 (VYUY order). 

673 

Traveo2ExtendedBitmapFormat_YVYU422 

Packed YUV 4:2:2 (YVYU order). 

684 

Traveo2ExtendedBitmapFormat_YUV444 

YUV 4:4:4 full color format.