#include <assert.h>
#include <float.h>
#include <stdint.h>
#include "libavutil/attributes.h"
#include "ops_chain.h"
#include "uops_macros.h"

Data Structures
union	block_t

struct	SwsOpIter
	Internal context holding per-iter execution data. More...

Macros
#define	SWS_BLOCK_SIZE 32
	Copyright (C) 2026 Niklas Haas. More...

#define	SIZEOF_BLOCK (sizeof(pixel_t) * SWS_BLOCK_SIZE)

#define	SWS_LOOP AV_PRAGMA(GCC ivdep)

#define	bitfn2(name, ext) name ## _ ## ext

#define	bitfn(name, ext) bitfn2(name, ext)

#define	fn(name) bitfn(name, PX)

#define	bump_ptr(ptr, bump) ((pixel_t *) ((uintptr_t) (ptr) + (bump)))

#define	X SWS_COMP_TEST(mask, 0)

#define	Y SWS_COMP_TEST(mask, 1)

#define	Z SWS_COMP_TEST(mask, 2)

#define	W SWS_COMP_TEST(mask, 3)

#define	DECL_FUNC(NAME, ...)

#define	DECL_READ(NAME, ...)

#define	DECL_WRITE(NAME, ...)

#define	CALL(NAME, ...) fn(NAME)(iter, impl, x, y, z, w, __VA_ARGS__)

#define	CONTINUE(...)

#define	DECL_SETUP(NAME, PARAMS, OUT)

#define	DECL_IMPL(FUNC, NAME, TYPE, UOP, ...)

#define	DECL_IMPL_READ(...)

#define	DECL_IMPL_WRITE(...)

#define	REF_ENTRY(DUMMY, NAME, ...) &op_##NAME,

#define	DECL_ENTRY(SETUP, NAME, ...)

Macro Definition Documentation

◆ SWS_BLOCK_SIZE

#define SWS_BLOCK_SIZE 32

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 Helper macros for the C-based backend.

To use these macros, pixel_t should be defined as the type of pixels.

Definition at line 40 of file uops_tmpl.h.

◆ SIZEOF_BLOCK

#define SIZEOF_BLOCK (sizeof(pixel_t) * SWS_BLOCK_SIZE)

Definition at line 50 of file uops_tmpl.h.

◆ SWS_LOOP

#define SWS_LOOP AV_PRAGMA(GCC ivdep)

Definition at line 68 of file uops_tmpl.h.

◆ bitfn2

#define bitfn2	(	name,
		ext
	)	name ## _ ## ext

Definition at line 74 of file uops_tmpl.h.

◆ bitfn

#define bitfn	(	name,
		ext
	)	bitfn2(name, ext)

Definition at line 75 of file uops_tmpl.h.

◆ fn

#define fn ( name ) bitfn(name, PX)

Definition at line 76 of file uops_tmpl.h.

◆ bump_ptr

#define bump_ptr	(	ptr,
		bump
	)	((pixel_t *) ((uintptr_t) (ptr) + (bump)))

Definition at line 78 of file uops_tmpl.h.

◆ X

#define X SWS_COMP_TEST(mask, 0)

Definition at line 81 of file uops_tmpl.h.

◆ Y

#define Y SWS_COMP_TEST(mask, 1)

Definition at line 82 of file uops_tmpl.h.

◆ Z

#define Z SWS_COMP_TEST(mask, 2)

Definition at line 83 of file uops_tmpl.h.

◆ W

#define W SWS_COMP_TEST(mask, 3)

Definition at line 84 of file uops_tmpl.h.

◆ DECL_FUNC

#define DECL_FUNC	(	NAME,
		...
	)

Value:

    av_always_inline static void                                                \
        fn(NAME)(SwsOpIter *restrict iter, const SwsOpImpl *restrict impl,      \
                 pixel_t *restrict x, pixel_t *restrict y,                      \
                 pixel_t *restrict z, pixel_t *restrict w,                      \
                 __VA_ARGS__)

Definition at line 87 of file uops_tmpl.h.

◆ DECL_READ

#define DECL_READ	(	NAME,
		...
	)

Value:

    DECL_FUNC(NAME, __VA_ARGS__,                                                \
              const pixel_t *restrict in0, const pixel_t *restrict in1,         \
              const pixel_t *restrict in2, const pixel_t *restrict in3)         \

Definition at line 94 of file uops_tmpl.h.

◆ DECL_WRITE

#define DECL_WRITE	(	NAME,
		...
	)

Value:

    DECL_FUNC(NAME, __VA_ARGS__,                                                \
              pixel_t *restrict out0, pixel_t *restrict out1,                   \
              pixel_t *restrict out2, pixel_t *restrict out3)                   \

Definition at line 99 of file uops_tmpl.h.

◆ CALL

#define CALL	(	NAME,
		...
	)	fn(NAME)(iter, impl, x, y, z, w, __VA_ARGS__)

Definition at line 104 of file uops_tmpl.h.

◆ CONTINUE

#define CONTINUE ( ... )

Value:

    ((void (*)(SwsOpIter *, const SwsOpImpl *,                                  \
               void *restrict x, void *restrict y,                              \
               void *restrict z, void *restrict w)) impl->cont)                 \
        (iter, &impl[1], __VA_ARGS__)

Definition at line 107 of file uops_tmpl.h.

◆ DECL_SETUP

#define DECL_SETUP	(	NAME,
		PARAMS,
		OUT
	)

Value:

av_unused static int fn(NAME)(const SwsImplParams *PARAMS, \

SwsImplResult *OUT)

Definition at line 114 of file uops_tmpl.h.

◆ DECL_IMPL

#define DECL_IMPL	(	FUNC,
		NAME,
		TYPE,
		UOP,
		...
	)

Value:

    av_flatten static void NAME##_c(SwsOpIter *restrict iter,                   \
                                    const SwsOpImpl *restrict impl,             \
                                    void *restrict x, void *restrict y,         \
                                    void *restrict z, void *restrict w)         \
    {                                                                           \
        CALL(FUNC, __VA_ARGS__);                                                \
    }

Definition at line 119 of file uops_tmpl.h.

◆ DECL_IMPL_READ

#define DECL_IMPL_READ ( ... )

Value:

    DECL_IMPL(__VA_ARGS__,                                                      \
              (const pixel_t *) iter->in[0], (const pixel_t *) iter->in[1],     \
              (const pixel_t *) iter->in[2], (const pixel_t *) iter->in[3])

Definition at line 128 of file uops_tmpl.h.

◆ DECL_IMPL_WRITE

#define DECL_IMPL_WRITE ( ... )

Value:

    DECL_IMPL(__VA_ARGS__,                                                      \
              (pixel_t *) iter->out[0], (pixel_t *) iter->out[1],               \
              (pixel_t *) iter->out[2], (pixel_t *) iter->out[3])

Definition at line 133 of file uops_tmpl.h.

◆ REF_ENTRY

#define REF_ENTRY	(	DUMMY,
		NAME,
		...
	)	&op_##NAME,

Definition at line 138 of file uops_tmpl.h.

◆ DECL_ENTRY

#define DECL_ENTRY	(	SETUP,
		NAME,
		...
	)

Value:

    static const SwsOpEntry op_##NAME = {                                       \
        .func = (SwsFuncPtr) NAME##_c,                                          \
        __VA_ARGS__,                                                            \
        SETUP                                                                   \
    };

Definition at line 139 of file uops_tmpl.h.

Data Structures

Macros

Macro Definition Documentation

◆ SWS_BLOCK_SIZE

◆ SIZEOF_BLOCK

◆ SWS_LOOP

◆ bitfn2

◆ bitfn

◆ fn

◆ bump_ptr

◆ X

◆ Y

◆ Z

◆ W

◆ DECL_FUNC

◆ DECL_READ

◆ DECL_WRITE

◆ CALL

◆ CONTINUE

◆ DECL_SETUP

◆ DECL_IMPL

◆ DECL_IMPL_READ

◆ DECL_IMPL_WRITE

◆ REF_ENTRY

◆ DECL_ENTRY