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/*
* Copyright (c) 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
*/
#ifndef AVFILTER_VULKAN_FILTER_H
#define AVFILTER_VULKAN_FILTER_H
#include "avfilter.h"
#include "libavutil/vulkan.h"
/**
* General lavfi IO functions
*/
int ff_vk_filter_init (AVFilterContext *avctx);
int ff_vk_filter_config_input (AVFilterLink *inlink);
int ff_vk_filter_config_output(AVFilterLink *outlink);
/**
* Can be called manually, if not using ff_vk_filter_config_output.
*/
int ff_vk_filter_init_context(AVFilterContext *avctx, FFVulkanContext *s,
AVBufferRef *frames_ref,
int width, int height, enum AVPixelFormat sw_format);
/**
* Submit a compute shader with a zero/one input and single out for execution.
*/
int ff_vk_filter_process_simple(FFVulkanContext *vkctx, FFVkExecPool *e,
FFVulkanShader *shd, AVFrame *out_f, AVFrame *in_f,
VkSampler sampler, void *push_src, size_t push_size);
/**
* Submit a compute shader with a single in and single out with 2 stages.
*/
int ff_vk_filter_process_2pass(FFVulkanContext *vkctx, FFVkExecPool *e,
FFVulkanShader *shd_list[2],
AVFrame *out, AVFrame *tmp, AVFrame *in,
VkSampler sampler, void *push_src, size_t push_size);
/**
* Up to 16 inputs, one output
*/
int ff_vk_filter_process_Nin(FFVulkanContext *vkctx, FFVkExecPool *e,
FFVulkanShader *shd,
AVFrame *out, AVFrame *in[], int nb_in,
VkSampler sampler, void *push_src, size_t push_size);
#endif /* AVFILTER_VULKAN_FILTER_H */
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