/* Simple Plugin API * * Copyright © 2018 Wim Taymans * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #ifndef SPA_COMMAND_NODE_H #define SPA_COMMAND_NODE_H #ifdef __cplusplus extern "C" { #endif /** * \addtogroup spa_node * \{ */ #include /* object id of SPA_TYPE_COMMAND_Node */ enum spa_node_command { SPA_NODE_COMMAND_Suspend, /**< suspend a node, this removes all configured * formats and closes any devices */ SPA_NODE_COMMAND_Pause, /**< pause a node. this makes it stop emitting * scheduling events */ SPA_NODE_COMMAND_Start, /**< start a node, this makes it start emitting * scheduling events */ SPA_NODE_COMMAND_Enable, SPA_NODE_COMMAND_Disable, SPA_NODE_COMMAND_Flush, SPA_NODE_COMMAND_Drain, SPA_NODE_COMMAND_Marker, SPA_NODE_COMMAND_ParamBegin, /**< begin a set of parameter enumerations or * configuration that require the device to * remain opened, like query formats and then * set a format */ SPA_NODE_COMMAND_ParamEnd, /**< end a transaction */ SPA_NODE_COMMAND_RequestProcess,/**< Sent to a driver when some other node emitted * the RequestProcess event. */ }; #define SPA_NODE_COMMAND_ID(cmd) SPA_COMMAND_ID(cmd, SPA_TYPE_COMMAND_Node) #define SPA_NODE_COMMAND_INIT(id) SPA_COMMAND_INIT(SPA_TYPE_COMMAND_Node, id) /** * \} */ #ifdef __cplusplus } /* extern "C" */ #endif #endif /* SPA_COMMAND_NODE_H */