PipeWire  0.3.36
buffer/buffer.h File Reference
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Data Structures

struct  spa_chunk
 Chunk of memory, can change for each buffer. More...
 
struct  spa_data
 Data for a buffer this stays constant for a buffer. More...
 
struct  spa_buffer
 A Buffer. More...
 

Macros

#define SPA_CHUNK_FLAG_NONE   0
 
#define SPA_CHUNK_FLAG_CORRUPTED   (1u<<0)
 chunk data is corrupted in some way More...
 
#define SPA_DATA_FLAG_NONE   0
 
#define SPA_DATA_FLAG_READABLE   (1u<<0)
 data is readable More...
 
#define SPA_DATA_FLAG_WRITABLE   (1u<<1)
 data is writable More...
 
#define SPA_DATA_FLAG_DYNAMIC   (1u<<2)
 data pointer can be changed More...
 
#define SPA_DATA_FLAG_READWRITE   (SPA_DATA_FLAG_READABLE|SPA_DATA_FLAG_WRITABLE)
 

Enumerations

enum  spa_data_type {
  SPA_DATA_Invalid , SPA_DATA_MemPtr , SPA_DATA_MemFd , SPA_DATA_DmaBuf ,
  SPA_DATA_MemId , _SPA_DATA_LAST
}
 

Functions

struct spa_metaspa_buffer_find_meta (const struct spa_buffer *b, uint32_t type)
 Find metadata in a buffer. More...
 
void * spa_buffer_find_meta_data (const struct spa_buffer *b, uint32_t type, size_t size)
 

Macro Definition Documentation

◆ SPA_CHUNK_FLAG_CORRUPTED

#define SPA_CHUNK_FLAG_CORRUPTED   (1u<<0)

chunk data is corrupted in some way

◆ SPA_CHUNK_FLAG_NONE

#define SPA_CHUNK_FLAG_NONE   0

◆ SPA_DATA_FLAG_DYNAMIC

#define SPA_DATA_FLAG_DYNAMIC   (1u<<2)

data pointer can be changed

◆ SPA_DATA_FLAG_NONE

#define SPA_DATA_FLAG_NONE   0

◆ SPA_DATA_FLAG_READABLE

#define SPA_DATA_FLAG_READABLE   (1u<<0)

data is readable

◆ SPA_DATA_FLAG_READWRITE

#define SPA_DATA_FLAG_READWRITE   (SPA_DATA_FLAG_READABLE|SPA_DATA_FLAG_WRITABLE)

◆ SPA_DATA_FLAG_WRITABLE

#define SPA_DATA_FLAG_WRITABLE   (1u<<1)

data is writable