| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 72 of 292 | 75% | 4 of 8 | 50% | 6 | 11 | 18 | 73 | 2 | 7 |
| addDpi(IIOMetadata, double) | | 0% | n/a | 1 | 1 | 12 | 12 | 1 | 1 | |
| writeInternal(RenderedImage, OutputStream, String, int, String) | | 92% | | 50% | 2 | 3 | 2 | 26 | 0 | 1 |
| getImageWriter() | | 80% | | 50% | 2 | 3 | 3 | 10 | 0 | 1 |
| PngIOMetadata() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| addiText(IIOMetadata, String, String) | | 100% | n/a | 0 | 1 | 0 | 13 | 0 | 1 | |
| addText(IIOMetadata, String, String) | | 100% | n/a | 0 | 1 | 0 | 9 | 0 | 1 | |
| writeWithMetadata(RenderedImage, OutputStream, String, int, String) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |