# Resolved symbol map

| Original symbol           | Resolved name                               |
| ------------------------- | ------------------------------------------- |
| EpdUtil.sInitEBC          | XiaomiEinkRenderer constructor              |
| EpdUtil.sRecycleEBC       | XiaomiEinkRenderer.close                    |
| EpdUtil.sCommitImage      | XiaomiEinkRenderer.commit                   |
| EpdUtil.sCommitColor      | XiaomiEinkRenderer.clear                    |
| EpdUtil.sSetFastBgRefresh | XiaomiEinkRenderer.setFastBackgroundRefresh |
| EpdUtil.sSetFastHandWrite | XiaomiEinkRenderer.setFastHandwriting       |
| EBCData                   | Native E Ink buffer handle                  |
| EBCCommitRequest          | Image commit request                        |
| EBCCommitResult           | Image commit result                         |

## Native fast path

| Export | Use |
| --- | --- |
| `obtain_ebc_target` | Acquires the hardware overlay and its bounds |
| `commit_overlay` | Writes a Gray4 region to the overlay target |
| `convertRGBAtoGray4` | Converts Android bitmap pixels for the panel |
| `set_overlay_commit` | Enables low-latency handwriting commits |
| `set_overlay_bg_control` | Selects fast background behavior |
| `clearOverlayColor` | Clears the overlay without a Qt redraw |
| `release_ebc_target` | Releases the mapped EBC target |