Convert CDR to BMP — Free Online Converter
Convert CorelDRAW Vector Graphic (.cdr) to Bitmap Image (.bmp) online for free. Fast, secure image conversion with no watermarks or registration....
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How to Convert
Upload your .cdr file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .bmp file when it's ready.
About CDR to BMP Conversion
CDR files created in CorelDRAW store vector artwork as mathematical path descriptions — infinitely scalable curves, fills, text objects, and layered compositions used in sign making, screen printing, engraving, and professional print design. BMP (Bitmap) is the simplest uncompressed raster image format, storing raw pixel data without any compression algorithm. Every pixel in a BMP is written directly to disk, making it the format of choice when downstream systems require exact, unmodified pixel values.
Converting CDR to BMP rasterizes CorelDRAW vector artwork into an uncompressed bitmap at a specific resolution. This is necessary when CDR designs must be fed into industrial systems, embedded hardware, machine vision pipelines, or legacy Windows applications that only accept raw bitmap input. The conversion renders the scalable vector content into a fixed pixel grid with zero compression artifacts.
Why Convert CDR to BMP?
Certain industrial and legacy systems exclusively accept BMP input. Laser engraving machines, CNC routing controllers, embroidery digitizers, and older Windows-based sign cutting software often require uncompressed BMP files because their processing firmware cannot decode compressed image formats. CorelDRAW designers producing artwork for these systems need BMP output to interface with production hardware.
BMP is also valuable as an intermediate format in automated quality inspection workflows. When a CorelDRAW sign design or label layout must be compared pixel-by-pixel against a printed sample captured by a camera, BMP provides raw pixel data without compression artifacts that would interfere with comparison algorithms. Machine vision systems in manufacturing QA workflows benefit from BMP's uncompressed fidelity.
Common Use Cases
- Convert CDR sign designs to BMP for laser engraving machines that only accept uncompressed bitmap input
- Produce BMP reference images from CDR label layouts for automated print quality inspection systems
- Export CDR artwork as BMP for legacy Windows embroidery digitizing software
- Generate BMP assets from CDR designs for CNC routing controllers that require raw pixel data
- Create BMP output from CDR logo files for industrial heat transfer printing systems
How It Works
LibreOffice imports the CDR file via its CorelDRAW format parser (libcdr), reading vector paths, text objects, fill definitions, stroke styles, effects, and layer structure. The vector content is rasterized at the specified resolution (150 DPI default, 300 DPI for print quality) with anti-aliasing on edges. The rendered pixel data is written as a Windows BMP v3 file with 24-bit RGB color depth (8 bits per channel, no alpha). BMP stores pixels bottom-up with row padding to 4-byte boundaries. No compression is applied — the file contains raw pixel values exactly as rendered.
Quality & Performance
The BMP output is a faithful rasterization of the CDR vector content at the chosen resolution. Colors, gradients, and fills render accurately. Text is anti-aliased for smooth appearance. Since BMP uses no compression, the rendered pixels are stored with zero degradation — what the rasterizer produces is exactly what the file contains. The main limitation is that BMP does not support transparency, so transparent areas in the CDR are rendered against a white background. File sizes are large: a 300 DPI render of a standard sign design can exceed 25 MB due to the lack of compression.
Device Compatibility
| Device | CDR | BMP |
|---|---|---|
| Windows PC | Partial | Native |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No | No |
Tips for Best Results
- 1Use BMP only when your target system specifically requires uncompressed bitmap — PNG provides the same quality in files 5-10x smaller
- 2Choose 300 DPI for print production and machine vision; 150 DPI is sufficient for screen display and general preview
- 3Add a white or colored background rectangle in CorelDRAW before converting, since BMP does not support transparency
- 4For large CDR designs at high DPI, expect BMP files exceeding 25 MB — plan storage and transfer accordingly
- 5Verify that complex CorelDRAW effects (PowerClip, mesh fills) render correctly in the BMP — some proprietary effects may simplify
CDR-to-BMP conversion produces raw, uncompressed bitmap output from CorelDRAW vector designs, essential for industrial hardware, machine vision systems, and legacy software that requires exact pixel data without compression.