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/*
* Copyright (c) 2017 Ronald S. Bultje <rsbultje@gmail.com>
* Copyright (c) 2017 Ashish Pratap Singh <ashk43712@gmail.com>
*
* 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
*/
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#include <stddef.h>
#include <stdint.h>
#include "video.h"
typedef struct VMAFMotionDSPContext {
uint64_t (*sad)(const uint16_t *img1, const uint16_t *img2, int w, int h,
ptrdiff_t img1_stride, ptrdiff_t img2_stride);
void (*convolution_x)(const uint16_t *filter, int filt_w, const uint16_t *src,
uint16_t *dst, int w, int h, ptrdiff_t src_stride,
ptrdiff_t dst_stride);
void (*convolution_y)(const uint16_t *filter, int filt_w, const uint8_t *src,
uint16_t *dst, int w, int h, ptrdiff_t src_stride,
ptrdiff_t dst_stride);
} VMAFMotionDSPContext;
void ff_vmafmotion_init_x86(VMAFMotionDSPContext *dsp);
typedef struct VMAFMotionData {
uint16_t filter[5];
int width;
int height;
ptrdiff_t stride;
uint16_t *blur_data[2 /* cur, prev */];
uint16_t *temp_data;
double motion_sum;
uint64_t nb_frames;
VMAFMotionDSPContext vmafdsp;
} VMAFMotionData;
int ff_vmafmotion_init(VMAFMotionData *data, int w, int h, enum AVPixelFormat fmt);
double ff_vmafmotion_process(VMAFMotionData *data, AVFrame *frame);
double ff_vmafmotion_uninit(VMAFMotionData *data);
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