94c52e4da8
When the license headers were updated, they accidentally contained trailing whitespace, so unfortunately we have to touch all the files again. Change-Id: I236c05fade06589e417179c0444cb39b09e4200d
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/*
|
|
* Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
|
|
#ifndef __VPX_SCALE_ARBITRARY_H__
|
|
#define __VPX_SCALE_ARBITRARY_H__
|
|
|
|
#include "vpx_scale/yv12config.h"
|
|
|
|
typedef struct
|
|
{
|
|
int in_width;
|
|
int in_height;
|
|
|
|
int out_width;
|
|
int out_height;
|
|
int max_usable_out_width;
|
|
|
|
// numerator for the width and height
|
|
int nw;
|
|
int nh;
|
|
int nh_uv;
|
|
|
|
// output to input correspondance array
|
|
short *l_w;
|
|
short *l_h;
|
|
short *l_h_uv;
|
|
|
|
// polyphase coefficients
|
|
short *c_w;
|
|
short *c_h;
|
|
short *c_h_uv;
|
|
|
|
// buffer for horizontal filtering.
|
|
unsigned char *hbuf;
|
|
unsigned char *hbuf_uv;
|
|
} BICUBIC_SCALER_STRUCT;
|
|
|
|
int bicubic_coefficient_setup(int in_width, int in_height, int out_width, int out_height);
|
|
int bicubic_scale(int in_width, int in_height, int in_stride,
|
|
int out_width, int out_height, int out_stride,
|
|
unsigned char *input_image, unsigned char *output_image);
|
|
void bicubic_scale_frame_reset();
|
|
void bicubic_scale_frame(YV12_BUFFER_CONFIG *src, YV12_BUFFER_CONFIG *dst,
|
|
int new_width, int new_height);
|
|
void bicubic_coefficient_init();
|
|
void bicubic_coefficient_destroy();
|
|
|
|
#endif /* __VPX_SCALE_ARBITRARY_H__ */
|