成员的完整列表，这些成员属于 com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState,包括所有继承而来的类成员

LVW__STATE_CANCEL	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_DEVICE_NOT_SUPPORTED	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_FONT_ERR	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_FONT_PATH_EMPTY	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_IMG_FORMAT_NOT_SUPPORTED	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_IMG_FPS_ERR	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_IMG_NUM_ERR	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_IMG_SIZE_ERR	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_SET_SUCCESS	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_TEXT_CONTENT_EMPTY	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState
LVW_STATE_WM_ALPHA_ERR	com.netease.lava.nertc.sdk.NERtcConstants.NERtcLocalVideoWatermarkState