param.h

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/* 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_PARAM_H
#define SPA_PARAM_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <spa/utils/defs.h>
 
enum spa_param_type {
        SPA_PARAM_Invalid,              
        SPA_PARAM_PropInfo,             
        SPA_PARAM_Props,                
        SPA_PARAM_EnumFormat,           
        SPA_PARAM_Format,               
        SPA_PARAM_Buffers,              
        SPA_PARAM_Meta,                 
        SPA_PARAM_IO,                   
        SPA_PARAM_EnumProfile,          
        SPA_PARAM_Profile,              
        SPA_PARAM_EnumPortConfig,       
        SPA_PARAM_PortConfig,           
        SPA_PARAM_EnumRoute,            
        SPA_PARAM_Route,                
        SPA_PARAM_Control,              
        SPA_PARAM_Latency,              
        SPA_PARAM_ProcessLatency,       
};
 
struct spa_param_info {
        uint32_t id;                    
#define SPA_PARAM_INFO_SERIAL           (1<<0)  
#define SPA_PARAM_INFO_READ             (1<<1)
#define SPA_PARAM_INFO_WRITE            (1<<2)
#define SPA_PARAM_INFO_READWRITE        (SPA_PARAM_INFO_WRITE|SPA_PARAM_INFO_READ)
        uint32_t flags;
        uint32_t user;                  
        int32_t seq;                    
        uint32_t padding[4];
};
 
#define SPA_PARAM_INFO(id,flags) ((struct spa_param_info){ (id), (flags) })
 
enum spa_param_bitorder {
        SPA_PARAM_BITORDER_unknown,     
        SPA_PARAM_BITORDER_msb,         
        SPA_PARAM_BITORDER_lsb,         
};
 
enum spa_param_availability {
        SPA_PARAM_AVAILABILITY_unknown, 
        SPA_PARAM_AVAILABILITY_no,      
        SPA_PARAM_AVAILABILITY_yes,     
};
 
#include <spa/param/buffers.h>
#include <spa/param/profile.h>
#include <spa/param/port-config.h>
#include <spa/param/route.h>
 
#ifdef __cplusplus
}  /* extern "C" */
#endif
 
#endif /* SPA_PARAM_H */