PNG files with embedded data (png) — Open Babel v2.3.0 documentation

### Navigation

- index
- next |
- previous |
- Open Babel v2.3.0 documentation »
- Supported File Formats and Options »
- Images »

# PNG files with embedded data (png)

Extract chemical structure data embedded in PNG image files

## Read Options

`y <additional chunk ID>`
| Look also in chunks with specified ID

## Write Options

`O <format ID>` | Format of embedded text
`y <additional chunk ID>`
| Write to a chunk with specified ID

### Navigation

- index
- next |
- previous |
- Open Babel v2.3.0 documentation »
- Supported File Formats and Options »
- Images »