buffers.h File Reference

Go to the source code of this file.

Data Structures
struct	pw_buffers

Macros
#define	PW_BUFFERS_FLAG_NONE   0
#define	PW_BUFFERS_FLAG_NO_MEM   (1<<0)
	don't allocate buffer memory More...
#define	PW_BUFFERS_FLAG_SHARED   (1<<1)
	buffers can be shared More...
#define	PW_BUFFERS_FLAG_DYNAMIC   (1<<2)
	buffers have dynamic data More...

Functions
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)

Macro Definition Documentation

PW_BUFFERS_FLAG_DYNAMIC

#define PW_BUFFERS_FLAG_DYNAMIC   (1<<2)

buffers have dynamic data

PW_BUFFERS_FLAG_NO_MEM

#define PW_BUFFERS_FLAG_NO_MEM   (1<<0)

don't allocate buffer memory

PW_BUFFERS_FLAG_NONE

#define PW_BUFFERS_FLAG_NONE   0

PW_BUFFERS_FLAG_SHARED

#define PW_BUFFERS_FLAG_SHARED   (1<<1)

buffers can be shared

Function Documentation

pw_buffers_clear()

void pw_buffers_clear

(

struct pw_buffers *

buffers

)

References port::buffers, NAME, and pw_log_debug.

pw_buffers_negotiate()

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
	)

References SPA_DIRECTION_INPUT, SPA_DIRECTION_OUTPUT, and SPA_POD_BUILDER_INIT.