Interrupt masked status register
| DB_TMP_READY_INT_ST | The masked interrupt status of H264_DB_TMP_READY_INT. Valid only when the H264_DB_TMP_READY_INT_ENA is set to 1. |
| REC_READY_INT_ST | The masked interrupt status of H264_REC_READY_INT. Valid only when the H264_REC_READY_INT_ENA is set to 1. |
| FRAME_DONE_INT_ST | The masked interrupt status of H264_FRAME_DONE_INT. Valid only when the H264_FRAME_DONE_INT_ENA is set to 1. |
| DMA_MOVE_2MB_LINE_DONE_INT_ST | Masked status bit: The masked interrupt status of H264_DMA_MOVE_2MB_LINE_DONE_INT. Valid only when the H264_DMA_MOVE_2MB_LINE_DONE_INT_ENA is set to 1. |