ops_chain.h File Reference

#include "libavutil/cpu.h"
#include "ops_internal.h"

Go to the source code of this file.

Data Structures
union	SwsOpPriv
	Copyright (C) 2025 Niklas Haas. More...
struct	SwsOpImpl
struct	SwsOpChain
	Compiled "chain" of operations, which can be dispatched efficiently. More...
struct	SwsOpEntry
struct	SwsOpTable

Macros
#define	SWS_MAX_OPS   16

Typedefs
typedef void(*	SwsFuncPtr) (void)
	Per-kernel execution context. More...

Functions
int	ff_sws_setup_u (const SwsOp *op, SwsOpPriv *out)
int	ff_sws_setup_u8 (const SwsOp *op, SwsOpPriv *out)
int	ff_sws_setup_q (const SwsOp *op, SwsOpPriv *out)
int	ff_sws_setup_q4 (const SwsOp *op, SwsOpPriv *out)
SwsOpChain *	ff_sws_op_chain_alloc (void)
void	ff_sws_op_chain_free_cb (void *chain)
static void	ff_sws_op_chain_free (SwsOpChain *chain)
int	ff_sws_op_chain_append (SwsOpChain *chain, SwsFuncPtr func, void(*free)(void *), const SwsOpPriv *priv)
int	ff_sws_op_compile_tables (const SwsOpTable *const tables[], int num_tables, SwsOpList *ops, const int block_size, SwsOpChain *chain)
	"Compile" a single op by looking it up in a list of fixed size op tables. More...

Macro Definition Documentation

SWS_MAX_OPS

#define SWS_MAX_OPS   16

Definition at line 81 of file ops_chain.h.

Typedef Documentation

SwsFuncPtr

typedef void(* SwsFuncPtr) (void)

Per-kernel execution context.

Note: This struct is hard-coded in assembly, so do not change the layout.

Definition at line 66 of file ops_chain.h.

Function Documentation

ff_sws_setup_u()

int ff_sws_setup_u	(	const SwsOp *	op,
		SwsOpPriv *	out
	)

Definition at line 255 of file ops_chain.c.

ff_sws_setup_u8()

int ff_sws_setup_u8	(	const SwsOp *	op,
		SwsOpPriv *	out
	)

Definition at line 249 of file ops_chain.c.

ff_sws_setup_q()

int ff_sws_setup_q	(	const SwsOp *	op,
		SwsOpPriv *	out
	)

Definition at line 266 of file ops_chain.c.

ff_sws_setup_q4()

int ff_sws_setup_q4	(	const SwsOp *	op,
		SwsOpPriv *	out
	)

Definition at line 279 of file ops_chain.c.

Referenced by normalize_clear().

ff_sws_op_chain_alloc()

SwsOpChain* ff_sws_op_chain_alloc

(

void

)

Definition at line 29 of file ops_chain.c.

Referenced by compile().

ff_sws_op_chain_free_cb()

void ff_sws_op_chain_free_cb

(

void *

chain

)

Definition at line 34 of file ops_chain.c.

Referenced by compile(), and ff_sws_op_chain_free().

ff_sws_op_chain_free()

static void ff_sws_op_chain_free ( SwsOpChain *  chain )

inlinestatic

Definition at line 90 of file ops_chain.h.

Referenced by compile().

ff_sws_op_chain_append()

int ff_sws_op_chain_append	(	SwsOpChain *	chain,
		SwsFuncPtr	func,
		void(*)(void *)	free,
		const SwsOpPriv *	priv
	)

Definition at line 48 of file ops_chain.c.

Referenced by ff_sws_op_compile_tables().

ff_sws_op_compile_tables()

int ff_sws_op_compile_tables	(	const SwsOpTable *const	tables[],
		int	num_tables,
		SwsOpList *	ops,
		const int	block_size,
		SwsOpChain *	chain
	)

"Compile" a single op by looking it up in a list of fixed size op tables.

See op_match in ops.c for details on how the matching works.

Returns 0, AVERROR(EAGAIN), or a negative error code.

Definition at line 196 of file ops_chain.c.

Referenced by compile().