{"video_size","set video size",offsetof(AVFContext,width),AV_OPT_TYPE_IMAGE_SIZE,{.str=NULL},0,0,AV_OPT_FLAG_DECODING_PARAM},
{"capture_cursor","capture the screen cursor",offsetof(AVFContext,capture_cursor),AV_OPT_TYPE_BOOL,{.i64=0},0,1,AV_OPT_FLAG_DECODING_PARAM},
{"capture_mouse_clicks","capture the screen mouse clicks",offsetof(AVFContext,capture_mouse_clicks),AV_OPT_TYPE_BOOL,{.i64=0},0,1,AV_OPT_FLAG_DECODING_PARAM},
{"capture_raw_data","capture the raw data from device connection",offsetof(AVFContext,capture_raw_data),AV_OPT_TYPE_BOOL,{.i64=1},0,1,AV_OPT_FLAG_DECODING_PARAM},