# Convert JPEG to Raw Pixel Buffer

Export JPEG images as raw pixel buffer files for development workflows and low-level image processing.

> Canonical page: https://elysiatools.com/en/tools/jpg-to-raw

- **Category:** Media

- **Keywords:** jpg, jpeg, raw, pixel, data, convert, image, binary, processing, camera-raw

## Overview

Decode a JPEG image and save the resulting pixels as a headerless raw pixel buffer file. This is useful when you need byte-level image data for a graphics or imaging pipeline, but it does not reconstruct a photographic camera RAW negative and cannot restore sensor-level capture data.

## Inputs

- **JPEG Image File** (file): Select JPEG image to convert
- **Bit Depth** (select): Select bit depth for raw output
- **Premultiplied Alpha** (checkbox): Check for premultiplied alpha channel

## When to use

- When feeding raw pixel data directly into custom graphics engines or GPU buffers.
- When testing low-level image processing algorithms that require headerless binary pixel arrays.
- When developing embedded systems applications with limited memory that cannot parse standard JPEG containers.

## How it works

- Upload a JPEG or JPG image file up to 50MB.
- Select the desired bit depth (8-bit or 16-bit per channel) and choose whether to apply premultiplied alpha.
- Click convert to decode the JPEG and download the resulting headerless raw pixel buffer file.

## Use cases

- Generating raw texture assets for custom game engines.
- Preparing raw image data for C/C++ embedded graphics libraries.
- Creating test vectors for hardware-accelerated image processing pipelines.

## Frequently asked questions

### Does this tool create a camera RAW file like DNG or CR2?

No, it outputs a headerless raw pixel buffer of uncompressed bytes, not a photographic camera RAW negative.

### What bit depths are supported for the output buffer?

You can choose between 8-bit per channel and 16-bit per channel output.

### What is the purpose of the Premultiplied Alpha option?

It multiplies the RGB color values by the alpha channel value, which is useful for specific rendering pipelines.

### Does the output file contain any header information?

No, the output is a pure, headerless binary stream of pixel data.

### What is the maximum file size I can upload?

The tool supports JPEG files up to 50 MB.

## Related tools

- [Convert Raw Pixel Buffer to JPEG](https://elysiatools.com/en/tools/raw-to-jpg): Convert a headerless raw pixel buffer file to a JPEG image. You must provide the image dimensions, channel count, and bit depth.
- [Convert ARW to JPEG](https://elysiatools.com/en/tools/arw-to-jpg): Convert Sony ARW RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert CR2 to JPEG](https://elysiatools.com/en/tools/cr2-to-jpg): Convert Canon CR2 RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert CR3 to JPEG](https://elysiatools.com/en/tools/cr3-to-jpg): Convert Canon CR3 RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert CRW to JPEG](https://elysiatools.com/en/tools/crw-to-jpg): Convert Canon CRW RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert DNG to JPEG](https://elysiatools.com/en/tools/dng-to-jpg): Convert DNG (Digital Negative) RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert Leica RAW to JPEG](https://elysiatools.com/en/tools/leica-raw-to-jpg): Convert Leica RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.
- [Convert NEF to JPEG](https://elysiatools.com/en/tools/nef-to-jpg): Convert Nikon NEF RAW files to JPEG format. Automatically extracts image dimensions and metadata from the RAW file.

## Samples

- [Web Image Processing Python Samples](https://elysiatools.com/en/samples/web-image-processing-python): Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion
- [JPG Samples](https://elysiatools.com/en/samples/jpg-samples): Sample JPG images in different aspect ratios and resolutions
- [JPG Viewer Samples](https://elysiatools.com/en/samples/jpg-viewer-samples): Sample JPEG images in different aspect ratios for the in-browser JPG Viewer
- [Web Image Processing Go Samples](https://elysiatools.com/en/samples/web-image-processing-go): Web Go image processing examples including image reading/saving, image resizing, and format conversion

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