ops.c File Reference

#include "libavutil/mem.h"
#include "libavutil/refstruct.h"
#include "../graph.h"
#include "../ops_internal.h"
#include "../swscale_internal.h"
#include "ops.h"

Go to the source code of this file.

Data Structures
struct	VulkanPriv

Macros
#define	MAX_DITHER_BUFS   4
#define	MAX_FILT_BUFS   4
#define	MAX_DATA_BUFS   (MAX_DITHER_BUFS + MAX_FILT_BUFS*4)

Functions
static void	ff_sws_vk_uninit (AVRefStructOpaque opaque, void *obj)
	Copyright (C) 2026 Lynne.
int	ff_sws_vk_init (SwsContext *sws, AVBufferRef *dev_ref)
AVBufferRef *	ff_sws_vk_device_ref (SwsContext *sws)
	Returns the Vulkan device reference associated with sws, or NULL if Vulkan has not been initialized for this context.
static void	process (const SwsFrame *dst, const SwsFrame *src, int y, int h, const SwsPass *pass)
static void	free_fn (void *priv)
static int	create_filter_buf (FFVulkanOpsCtx *s, VulkanPriv *p, const SwsFilterWeights *wd, FFVkBuffer *buf)
static int	create_dither_buf (FFVulkanOpsCtx *s, VulkanPriv *p, const SwsDitherOp *dd, FFVkBuffer *buf)
static int	create_bufs (FFVulkanOpsCtx *s, VulkanPriv *p, const SwsOpList *ops)
static int	compile (SwsContext *sws, const SwsOpList *ops, SwsCompiledOp *out)

Macro Definition Documentation

MAX_DITHER_BUFS

#define MAX_DITHER_BUFS   4

Definition at line 81 of file ops.c.

MAX_FILT_BUFS

#define MAX_FILT_BUFS   4

Definition at line 82 of file ops.c.

MAX_DATA_BUFS

#define MAX_DATA_BUFS   (MAX_DITHER_BUFS + MAX_FILT_BUFS*4)

Definition at line 83 of file ops.c.

Function Documentation

ff_sws_vk_uninit()

static void ff_sws_vk_uninit ( AVRefStructOpaque opaque, void * obj )

static

Copyright (C) 2026 Lynne.

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 34 of file ops.c.

Referenced by ff_sws_vk_init().

ff_sws_vk_init()

int ff_sws_vk_init	(	SwsContext *	sws,
		AVBufferRef *	dev_ref )

Definition at line 41 of file ops.c.

Referenced by sws_frame_setup().

ff_sws_vk_device_ref()

AVBufferRef * ff_sws_vk_device_ref

(

SwsContext *

sws

)

Returns the Vulkan device reference associated with sws, or NULL if Vulkan has not been initialized for this context.

Definition at line 74 of file ops.c.

Referenced by pass_alloc_output().

process()

static void process ( const SwsFrame * dst, const SwsFrame * src, int y, int h, const SwsPass * pass )

static

Definition at line 96 of file ops.c.

free_fn()

static void free_fn ( void * priv )

static

Definition at line 161 of file ops.c.

Referenced by compile().

create_filter_buf()

static int create_filter_buf ( FFVulkanOpsCtx * s, VulkanPriv * p, const SwsFilterWeights * wd, FFVkBuffer * buf )

static

Definition at line 172 of file ops.c.

Referenced by create_bufs().

create_dither_buf()

static int create_dither_buf ( FFVulkanOpsCtx * s, VulkanPriv * p, const SwsDitherOp * dd, FFVkBuffer * buf )

static

Definition at line 207 of file ops.c.

Referenced by create_bufs().

create_bufs()

static int create_bufs ( FFVulkanOpsCtx * s, VulkanPriv * p, const SwsOpList * ops )

static

Definition at line 242 of file ops.c.

compile()

static int compile ( SwsContext * sws, const SwsOpList * ops, SwsCompiledOp * out )

static

Definition at line 1290 of file ops.c.