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vmaf_motion.h
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1 /*
2  * Copyright (c) 2017 Ronald S. Bultje <rsbultje@gmail.com>
3  * Copyright (c) 2017 Ashish Pratap Singh <ashk43712@gmail.com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVFILTER_VMAF_MOTION_H
23 #define AVFILTER_VMAF_MOTION_H
24 
25 #include <stddef.h>
26 #include <stdint.h>
27 #include "video.h"
28 
29 typedef struct VMAFMotionDSPContext {
30  uint64_t (*sad)(const uint16_t *img1, const uint16_t *img2, int w, int h,
31  ptrdiff_t img1_stride, ptrdiff_t img2_stride);
32  void (*convolution_x)(const uint16_t *filter, int filt_w, const uint16_t *src,
33  uint16_t *dst, int w, int h, ptrdiff_t src_stride,
34  ptrdiff_t dst_stride);
35  void (*convolution_y)(const uint16_t *filter, int filt_w, const uint8_t *src,
36  uint16_t *dst, int w, int h, ptrdiff_t src_stride,
37  ptrdiff_t dst_stride);
39 
41 
42 typedef struct VMAFMotionData {
43  uint16_t filter[5];
44  int width;
45  int height;
46  ptrdiff_t stride;
47  uint16_t *blur_data[2 /* cur, prev */];
48  uint16_t *temp_data;
49  double motion_sum;
50  uint64_t nb_frames;
53 
57 
58 #endif /* AVFILTER_VMAF_MOTION_H */
This structure describes decoded (raw) audio or video data.
Definition: frame.h:201
ptrdiff_t const GLvoid * data
Definition: opengl_enc.c:101
const char * fmt
Definition: avisynth_c.h:769
uint16_t * blur_data[2]
Definition: vmaf_motion.h:47
static uint8_t img2[WIDTH *HEIGHT]
Definition: motion.c:43
#define src
Definition: vp8dsp.c:254
void ff_vmafmotion_init_x86(VMAFMotionDSPContext *dsp)
static uint8_t img1[WIDTH *HEIGHT]
Definition: motion.c:42
uint64_t(* sad)(const uint16_t *img1, const uint16_t *img2, int w, int h, ptrdiff_t img1_stride, ptrdiff_t img2_stride)
Definition: vmaf_motion.h:30
uint8_t
uint64_t nb_frames
Definition: vmaf_motion.h:50
static void filter(int16_t *output, ptrdiff_t out_stride, int16_t *low, ptrdiff_t low_stride, int16_t *high, ptrdiff_t high_stride, int len, uint8_t clip)
Definition: cfhd.c:80
static AVFrame * frame
double ff_vmafmotion_uninit(VMAFMotionData *data)
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
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)
Definition: vmaf_motion.h:32
double ff_vmafmotion_process(VMAFMotionData *data, AVFrame *frame)
ptrdiff_t stride
Definition: vmaf_motion.h:46
uint16_t filter[5]
Definition: vmaf_motion.h:43
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)
Definition: vmaf_motion.h:35
uint16_t * temp_data
Definition: vmaf_motion.h:48
VMAFMotionDSPContext vmafdsp
Definition: vmaf_motion.h:51
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
int ff_vmafmotion_init(VMAFMotionData *data, int w, int h, enum AVPixelFormat fmt)
double motion_sum
Definition: vmaf_motion.h:49