src/pipewire/buffers.h

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/* PipeWire */
/* SPDX-FileCopyrightText: Copyright © 2019 Wim Taymans */
/* SPDX-License-Identifier: MIT */
 
#ifndef PIPEWIRE_BUFFERS_H
#define PIPEWIRE_BUFFERS_H
 
#include <spa/node/node.h>
 
#include <pipewire/context.h>
#include <pipewire/mem.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define PW_BUFFERS_FLAG_NONE            0
#define PW_BUFFERS_FLAG_NO_MEM          (1<<0)  
#define PW_BUFFERS_FLAG_SHARED          (1<<1)  
#define PW_BUFFERS_FLAG_DYNAMIC         (1<<2)  
#define PW_BUFFERS_FLAG_SHARED_MEM      (1<<3)  
#define PW_BUFFERS_FLAG_IN_PRIORITY     (1<<4)  
#define PW_BUFFERS_FLAG_ASYNC           (1<<5)  
struct pw_buffers {
        struct pw_memblock *mem;        
        struct spa_buffer **buffers;    
        uint32_t n_buffers;             
        uint32_t flags;                 
};
 
int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
                struct spa_node *outnode, uint32_t out_port_id,
                struct spa_node *innode, uint32_t in_port_id,
                struct pw_buffers *result);
 
void pw_buffers_clear(struct pw_buffers *buffers);
 
#ifdef __cplusplus
}
#endif
 
#endif /* PIPEWIRE_BUFFERS_H */