ops_chain.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/refstruct.h"
#include "ops_chain.h"

Go to the source code of this file.

Functions
SwsOpChain *	ff_sws_op_chain_alloc (void)
	Copyright (C) 2025 Niklas Haas.
void	ff_sws_op_chain_free_cb (void *ptr)
int	ff_sws_op_chain_append (SwsOpChain *chain, SwsFuncPtr func, const void *ref, const void *data, size_t data_size)
void	ff_sws_op_chain_attach (const SwsOpChain *chain, SwsCompiledOp *out)
	Attach a SwsOpChain and all metadata to a SwsCompiledOp (as out->priv).
int	ff_sws_uop_lookup (SwsContext *ctx, const SwsUOpTable *const tables[], int num_tables, const SwsUOp *uop, const int block_size, SwsOpChain *chain)
	"Compile" a single uop by looking it up in a list of fixed size uop tables, in decreasing order of preference.
int	ff_sws_setup_scalar (const SwsImplParams *params, SwsImplResult *out)
int	ff_sws_setup_vec4 (const SwsImplParams *params, SwsImplResult *out)

Function Documentation

ff_sws_op_chain_alloc()

SwsOpChain * ff_sws_op_chain_alloc

(

void

)

Copyright (C) 2025 Niklas Haas.

This file is part of FFmpeg.

FFmpeg is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

FFmpeg is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with FFmpeg; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

Definition at line 27 of file ops_chain.c.

Referenced by compile_uops_aarch64(), compile_uops_c(), and compile_uops_x86().

ff_sws_op_chain_free_cb()

void ff_sws_op_chain_free_cb

(

void *

ptr

)

Definition at line 32 of file ops_chain.c.

Referenced by ff_sws_op_chain_attach(), and ff_sws_op_chain_free().

ff_sws_op_chain_append()

int ff_sws_op_chain_append	(	SwsOpChain *	chain,
		SwsFuncPtr	func,
		const void *	ref,
		const void *	data,
		size_t	data_size )

Definition at line 44 of file ops_chain.c.

Referenced by compile_uops_aarch64(), and ff_sws_uop_lookup().

ff_sws_op_chain_attach()

void ff_sws_op_chain_attach	(	const SwsOpChain *	chain,
		SwsCompiledOp *	out )

Attach a SwsOpChain and all metadata to a SwsCompiledOp (as out->priv).

Note: This does not initialize *out. The caller is responsible for assigning out->func.

Definition at line 67 of file ops_chain.c.

Referenced by compile_uops_aarch64(), compile_uops_c(), and compile_uops_x86().

ff_sws_uop_lookup()

int ff_sws_uop_lookup	(	SwsContext *	ctx,
		const SwsUOpTable *const	tables[],
		int	num_tables,
		const SwsUOp *	uop,
		const int	block_size,
		SwsOpChain *	chain )

"Compile" a single uop by looking it up in a list of fixed size uop tables, in decreasing order of preference.

Returns 0 or a negative error code.

Definition at line 77 of file ops_chain.c.

Referenced by compile_uops_c(), and compile_uops_x86().

ff_sws_setup_scalar()

int ff_sws_setup_scalar	(	const SwsImplParams *	params,
		SwsImplResult *	out )

Definition at line 144 of file ops_chain.c.

Referenced by aarch64_setup().

ff_sws_setup_vec4()

int ff_sws_setup_vec4	(	const SwsImplParams *	params,
		SwsImplResult *	out )

Definition at line 159 of file ops_chain.c.

Referenced by aarch64_setup().