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cvtcolor.cl
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cvtcolor.cl
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/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
#include "kerneltypes.h"
/************************** BGR(RBB) <-> BGRA(RGBA) *************************/
#if defined(BGR2BGRA_U8_1D) || defined(BGR2BGRA_F32_1D) || \
defined(RGB2RGBA_U8_1D) || defined(RGB2RGBA_F32_1D) || defined(ALL_KERNELS)
#define BGR2BGRATYPE_1D(Function, base_type, T, T3, T4, alpha) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T3 input_value = vload3(element_x, src); \
T4 value = (T4)(input_value.x, input_value.y, input_value.z, alpha); \
\
vstore4(value, element_x, dst); \
}
#endif
#if defined(BGR2BGRA_U8_2D) || defined(BGR2BGRA_F32_2D) || \
defined(RGB2RGBA_U8_2D) || defined(RGB2RGBA_F32_2D) || defined(ALL_KERNELS)
#define BGR2BGRATYPE_2D(Function, base_type, T, T3, T4, alpha) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T3 input_value = vload3(element_x, data); \
T4 value = (T4)(input_value.x, input_value.y, input_value.z, alpha); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore4(value, element_x, data); \
}
#endif
#if defined(BGR2BGRA_U8_1D) || defined(ALL_KERNELS)
BGR2BGRATYPE_1D(BGR2BGRA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(BGR2BGRA_U8_2D) || defined(ALL_KERNELS)
BGR2BGRATYPE_2D(BGR2BGRA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(BGR2BGRA_F32_1D) || defined(ALL_KERNELS)
BGR2BGRATYPE_1D(BGR2BGRA, F32, float, float3, float4, 1.f)
#endif
#if defined(BGR2BGRA_F32_2D) || defined(ALL_KERNELS)
BGR2BGRATYPE_2D(BGR2BGRA, F32, float, float3, float4, 1.f)
#endif
#if defined(RGB2RGBA_U8_1D) || defined(ALL_KERNELS)
BGR2BGRATYPE_1D(RGB2RGBA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(RGB2RGBA_U8_2D) || defined(ALL_KERNELS)
BGR2BGRATYPE_2D(RGB2RGBA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(RGB2RGBA_F32_1D) || defined(ALL_KERNELS)
BGR2BGRATYPE_1D(RGB2RGBA, F32, float, float3, float4, 1.f)
#endif
#if defined(RGB2RGBA_F32_2D) || defined(ALL_KERNELS)
BGR2BGRATYPE_2D(RGB2RGBA, F32, float, float3, float4, 1.f)
#endif
#if defined(BGRA2BGR_U8_1D) || defined(BGRA2BGR_F32_1D) || \
defined(RGBA2RGB_U8_1D) || defined(RGBA2RGB_F32_1D) || defined(ALL_KERNELS)
#define BGRA2BGRTYPE_1D(Function, base_type, T, T3, T4) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T4 input_value = vload4(element_x, src); \
T3 value = (T3)(input_value.x, input_value.y, input_value.z); \
\
vstore3(value, element_x, dst); \
}
#endif
#if defined(BGRA2BGR_U8_2D) || defined(BGRA2BGR_F32_2D) || \
defined(RGBA2RGB_U8_2D) || defined(RGBA2RGB_F32_2D) || defined(ALL_KERNELS)
#define BGRA2BGRTYPE_2D(Function, base_type, T, T3, T4) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T4 input_value = vload4(element_x, data); \
T3 value = (T3)(input_value.x, input_value.y, input_value.z); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore3(value, element_x, data); \
}
#endif
#if defined(BGRA2BGR_U8_1D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_1D(BGRA2BGR, U8, uchar, uchar3, uchar4)
#endif
#if defined(BGRA2BGR_U8_2D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_2D(BGRA2BGR, U8, uchar, uchar3, uchar4)
#endif
#if defined(BGRA2BGR_F32_1D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_1D(BGRA2BGR, F32, float, float3, float4)
#endif
#if defined(BGRA2BGR_F32_2D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_2D(BGRA2BGR, F32, float, float3, float4)
#endif
#if defined(RGBA2RGB_U8_1D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_1D(RGBA2RGB, U8, uchar, uchar3, uchar4)
#endif
#if defined(RGBA2RGB_U8_2D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_2D(RGBA2RGB, U8, uchar, uchar3, uchar4)
#endif
#if defined(RGBA2RGB_F32_1D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_1D(RGBA2RGB, F32, float, float3, float4)
#endif
#if defined(RGBA2RGB_F32_2D) || defined(ALL_KERNELS)
BGRA2BGRTYPE_2D(RGBA2RGB, F32, float, float3, float4)
#endif
#if defined(BGR2RGBA_U8_1D) || defined(BGR2RGBA_F32_1D) || \
defined(RGB2BGRA_U8_1D) || defined(RGB2BGRA_F32_1D) || defined(ALL_KERNELS)
#define BGR2RGBATYPE_1D(Function, base_type, T, T3, T4, alpha) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T3 input_value = vload3(element_x, src); \
T4 value = (T4)(input_value.z, input_value.y, input_value.x, alpha); \
\
vstore4(value, element_x, dst); \
}
#endif
#if defined(BGR2RGBA_U8_2D) || defined(BGR2RGBA_F32_2D) || \
defined(RGB2BGRA_U8_2D) || defined(RGB2BGRA_F32_2D) || defined(ALL_KERNELS)
#define BGR2RGBATYPE_2D(Function, base_type, T, T3, T4, alpha) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T3 input_value = vload3(element_x, data); \
T4 value = (T4)(input_value.z, input_value.y, input_value.x, alpha); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore4(value, element_x, data); \
}
#endif
#if defined(BGR2RGBA_U8_1D) || defined(ALL_KERNELS)
BGR2RGBATYPE_1D(BGR2RGBA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(BGR2RGBA_U8_2D) || defined(ALL_KERNELS)
BGR2RGBATYPE_2D(BGR2RGBA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(BGR2RGBA_F32_1D) || defined(ALL_KERNELS)
BGR2RGBATYPE_1D(BGR2RGBA, F32, float, float3, float4, 1.f)
#endif
#if defined(BGR2RGBA_F32_2D) || defined(ALL_KERNELS)
BGR2RGBATYPE_2D(BGR2RGBA, F32, float, float3, float4, 1.f)
#endif
#if defined(RGB2BGRA_U8_1D) || defined(ALL_KERNELS)
BGR2RGBATYPE_1D(RGB2BGRA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(RGB2BGRA_U8_2D) || defined(ALL_KERNELS)
BGR2RGBATYPE_2D(RGB2BGRA, U8, uchar, uchar3, uchar4, 255)
#endif
#if defined(RGB2BGRA_F32_1D) || defined(ALL_KERNELS)
BGR2RGBATYPE_1D(RGB2BGRA, F32, float, float3, float4, 1.f)
#endif
#if defined(RGB2BGRA_F32_2D) || defined(ALL_KERNELS)
BGR2RGBATYPE_2D(RGB2BGRA, F32, float, float3, float4, 1.f)
#endif
#if defined(RGBA2BGR_U8_1D) || defined(RGBA2BGR_F32_1D) || \
defined(BGRA2RGB_U8_1D) || defined(BGRA2RGB_F32_1D) || defined(ALL_KERNELS)
#define RGBA2BGRTYPE_1D(Function, base_type, T, T3, T4) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T4 input_value = vload4(element_x, src); \
T3 value = (T3)(input_value.z, input_value.y, input_value.x); \
\
vstore3(value, element_x, dst); \
}
#endif
#if defined(RGBA2BGR_U8_2D) || defined(RGBA2BGR_F32_2D) || \
defined(BGRA2RGB_U8_2D) || defined(BGRA2RGB_F32_2D) || defined(ALL_KERNELS)
#define RGBA2BGRTYPE_2D(Function, base_type, T, T3, T4) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T4 input_value = vload4(element_x, data); \
T3 value = (T3)(input_value.z, input_value.y, input_value.x); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore3(value, element_x, data); \
}
#endif
#if defined(RGBA2BGR_U8_1D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_1D(RGBA2BGR, U8, uchar, uchar3, uchar4)
#endif
#if defined(RGBA2BGR_U8_2D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_2D(RGBA2BGR, U8, uchar, uchar3, uchar4)
#endif
#if defined(RGBA2BGR_F32_1D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_1D(RGBA2BGR, F32, float, float3, float4)
#endif
#if defined(RGBA2BGR_F32_2D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_2D(RGBA2BGR, F32, float, float3, float4)
#endif
#if defined(BGRA2RGB_U8_1D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_1D(BGRA2RGB, U8, uchar, uchar3, uchar4)
#endif
#if defined(BGRA2RGB_U8_2D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_2D(BGRA2RGB, U8, uchar, uchar3, uchar4)
#endif
#if defined(BGRA2RGB_F32_1D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_1D(BGRA2RGB, F32, float, float3, float4)
#endif
#if defined(BGRA2RGB_F32_2D) || defined(ALL_KERNELS)
RGBA2BGRTYPE_2D(BGRA2RGB, F32, float, float3, float4)
#endif
/******************************* BGR <-> RGB ******************************/
#if defined(RGB2BGR_U8_1D) || defined(RGB2BGR_F32_1D) || \
defined(BGR2RGB_U8_1D) || defined(BGR2RGB_F32_1D) || defined(ALL_KERNELS)
#define RGB2BGRTYPE_1D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T3 input_value = vload3(element_x, src); \
T3 value = (T3)(input_value.z, input_value.y, input_value.x); \
\
vstore3(value, element_x, dst); \
}
#endif
#if defined(RGB2BGR_U8_2D) || defined(RGB2BGR_F32_2D) || \
defined(BGR2RGB_U8_2D) || defined(BGR2RGB_F32_2D) || defined(ALL_KERNELS)
#define RGB2BGRTYPE_2D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T3 input_value = vload3(element_x, data); \
T3 value = (T3)(input_value.z, input_value.y, input_value.x); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore3(value, element_x, data); \
}
#endif
#if defined(BGR2RGB_U8_1D) || defined(ALL_KERNELS)
RGB2BGRTYPE_1D(BGR2RGB, U8, uchar, uchar3)
#endif
#if defined(BGR2RGB_U8_2D) || defined(ALL_KERNELS)
RGB2BGRTYPE_2D(BGR2RGB, U8, uchar, uchar3)
#endif
#if defined(BGR2RGB_F32_1D) || defined(ALL_KERNELS)
RGB2BGRTYPE_1D(BGR2RGB, F32, float, float3)
#endif
#if defined(BGR2RGB_F32_2D) || defined(ALL_KERNELS)
RGB2BGRTYPE_2D(BGR2RGB, F32, float, float3)
#endif
#if defined(RGB2BGR_U8_1D) || defined(ALL_KERNELS)
RGB2BGRTYPE_1D(RGB2BGR, U8, uchar, uchar3)
#endif
#if defined(RGB2BGR_U8_2D) || defined(ALL_KERNELS)
RGB2BGRTYPE_2D(RGB2BGR, U8, uchar, uchar3)
#endif
#if defined(RGB2BGR_F32_1D) || defined(ALL_KERNELS)
RGB2BGRTYPE_1D(RGB2BGR, F32, float, float3)
#endif
#if defined(RGB2BGR_F32_2D) || defined(ALL_KERNELS)
RGB2BGRTYPE_2D(RGB2BGR, F32, float, float3)
#endif
/******************************* BGRA <-> RGBA ******************************/
#if defined(BGRA2RGBA_U8_1D) || defined(BGRA2RGBA_F32_1D) || \
defined(RGBA2BGRA_U8_1D) || defined(RGBA2BGRA_F32_1D) || \
defined(ALL_KERNELS)
#define BGRA2RGBATYPE_1D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T4 input_value = vload4(element_x, src); \
T4 value = (T4)(input_value.z, input_value.y, input_value.x, input_value.w); \
\
vstore4(value, element_x, dst); \
}
#endif
#if defined(BGRA2RGBA_U8_2D) || defined(BGRA2RGBA_F32_2D) || \
defined(RGBA2BGRA_U8_2D) || defined(RGBA2BGRA_F32_2D) || \
defined(ALL_KERNELS)
#define BGRA2RGBATYPE_2D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T4 input_value = vload4(element_x, data); \
T4 value = (T4)(input_value.z, input_value.y, input_value.x, input_value.w); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore4(value, element_x, data); \
}
#endif
#if defined(BGRA2RGBA_U8_1D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_1D(BGRA2RGBA, U8, uchar, uchar4)
#endif
#if defined(BGRA2RGBA_U8_2D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_2D(BGRA2RGBA, U8, uchar, uchar4)
#endif
#if defined(BGRA2RGBA_F32_1D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_1D(BGRA2RGBA, F32, float, float4)
#endif
#if defined(BGRA2RGBA_F32_2D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_2D(BGRA2RGBA, F32, float, float4)
#endif
#if defined(RGBA2BGRA_U8_1D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_1D(RGBA2BGRA, U8, uchar, uchar4)
#endif
#if defined(RGBA2BGRA_U8_2D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_2D(RGBA2BGRA, U8, uchar, uchar4)
#endif
#if defined(RGBA2BGRA_F32_1D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_1D(RGBA2BGRA, F32, float, float4)
#endif
#if defined(RGBA2BGRA_F32_2D) || defined(ALL_KERNELS)
BGRA2RGBATYPE_2D(RGBA2BGRA, F32, float, float4)
#endif
/*********************** BGR/RGB/BGRA/RGBA <-> Gray ************************/
enum Bgr2GrayCoefficients {
kB2Y15 = 3735,
kG2Y15 = 19235,
kR2Y15 = 9798,
kRgbShift = 15,
};
#if defined(BGR2GRAY_U8_1D) || defined(BGR2GRAY_F32_1D) || \
defined(RGB2GRAY_U8_1D) || defined(RGB2GRAY_F32_1D) || defined(ALL_KERNELS)
#define BGR2GRAYTYPE_1D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T3 input_value = vload3(element_x, src); \
T value = Function ## base_type ## Compute(input_value); \
\
dst[element_x] = value; \
}
#endif
#if defined(BGR2GRAY_U8_2D) || defined(BGR2GRAY_F32_2D) || \
defined(RGB2GRAY_U8_2D) || defined(RGB2GRAY_F32_2D) || defined(ALL_KERNELS)
#define BGR2GRAYTYPE_2D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T3 input_value = vload3(element_x, data); \
T value = Function ## base_type ## Compute(input_value); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
data[element_x] = value; \
}
#endif
#if defined(BGR2GRAY_U8_1D) || defined(BGR2GRAY_U8_2D) || defined(ALL_KERNELS)
uchar BGR2GRAYU8Compute(const uchar3 src) {
int b = src.x;
int g = src.y;
int r = src.z;
uchar dst = divideUp(b * kB2Y15 + g * kG2Y15 + r * kR2Y15, kRgbShift);
return dst;
}
#endif
#if defined(BGR2GRAY_F32_1D) || defined(BGR2GRAY_F32_2D) || defined(ALL_KERNELS)
float BGR2GRAYF32Compute(const float3 src) {
float b = src.x;
float g = src.y;
float r = src.z;
float dst = b * 0.114f + g * 0.587f + r * 0.299f;
return dst;
}
#endif
#if defined(RGB2GRAY_U8_1D) || defined(RGB2GRAY_U8_2D) || defined(ALL_KERNELS)
uchar RGB2GRAYU8Compute(const uchar3 src) {
int r = src.x;
int g = src.y;
int b = src.z;
uchar dst = divideUp(r * kR2Y15 + g * kG2Y15 + b * kB2Y15, kRgbShift);
return dst;
}
#endif
#if defined(RGB2GRAY_F32_1D) || defined(RGB2GRAY_F32_2D) || defined(ALL_KERNELS)
float RGB2GRAYF32Compute(const float3 src) {
float r = src.x;
float g = src.y;
float b = src.z;
float dst = r * 0.299f + g * 0.587f + b * 0.114f;
return dst;
}
#endif
#if defined(BGR2GRAY_U8_1D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_1D(BGR2GRAY, U8, uchar, uchar3)
#endif
#if defined(BGR2GRAY_U8_2D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_2D(BGR2GRAY, U8, uchar, uchar3)
#endif
#if defined(BGR2GRAY_F32_1D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_1D(BGR2GRAY, F32, float, float3)
#endif
#if defined(BGR2GRAY_F32_2D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_2D(BGR2GRAY, F32, float, float3)
#endif
#if defined(RGB2GRAY_U8_1D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_1D(RGB2GRAY, U8, uchar, uchar3)
#endif
#if defined(RGB2GRAY_U8_2D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_2D(RGB2GRAY, U8, uchar, uchar3)
#endif
#if defined(RGB2GRAY_F32_1D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_1D(RGB2GRAY, F32, float, float3)
#endif
#if defined(RGB2GRAY_F32_2D) || defined(ALL_KERNELS)
BGR2GRAYTYPE_2D(RGB2GRAY, F32, float, float3)
#endif
#if defined(BGRA2GRAY_U8_1D) || defined(BGRA2GRAY_F32_1D) || \
defined(RGBA2GRAY_U8_1D) || defined(RGBA2GRAY_F32_1D) || \
defined(ALL_KERNELS)
#define BGRA2GRAYTYPE_1D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T4 input_value = vload4(element_x, src); \
T value = Function ## base_type ## Compute(input_value); \
\
dst[element_x] = value; \
}
#endif
#if defined(BGRA2GRAY_U8_2D) || defined(BGRA2GRAY_F32_2D) || \
defined(RGBA2GRAY_U8_2D) || defined(RGBA2GRAY_F32_2D) || \
defined(ALL_KERNELS)
#define BGRA2GRAYTYPE_2D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T4 input_value = vload4(element_x, data); \
T value = Function ## base_type ## Compute(input_value); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
data[element_x] = value; \
}
#endif
#if defined(BGRA2GRAY_U8_1D) || defined(BGRA2GRAY_U8_2D) || defined(ALL_KERNELS)
uchar BGRA2GRAYU8Compute(const uchar4 src) {
int b = src.x;
int g = src.y;
int r = src.z;
uchar dst = divideUp(b * kB2Y15 + g * kG2Y15 + r * kR2Y15, kRgbShift);
return dst;
}
#endif
#if defined(BGRA2GRAY_F32_1D) || defined(BGRA2GRAY_F32_2D) || \
defined(ALL_KERNELS)
float BGRA2GRAYF32Compute(const float4 src) {
float b = src.x;
float g = src.y;
float r = src.z;
float dst = b * 0.114f + g * 0.587f + r * 0.299f;
return dst;
}
#endif
#if defined(RGBA2GRAY_U8_1D) || defined(RGBA2GRAY_U8_2D) || defined(ALL_KERNELS)
uchar RGBA2GRAYU8Compute(const uchar4 src) {
int r = src.x;
int g = src.y;
int b = src.z;
uchar dst = divideUp(r * kR2Y15 + g * kG2Y15 + b * kB2Y15, kRgbShift);
return dst;
}
#endif
#if defined(RGBA2GRAY_F32_1D) || defined(RGBA2GRAY_F32_2D) || \
defined(ALL_KERNELS)
float RGBA2GRAYF32Compute(const float4 src) {
float r = src.x;
float g = src.y;
float b = src.z;
float dst = r * 0.299f + g * 0.587f + b * 0.114f;
return dst;
}
#endif
#if defined(BGRA2GRAY_U8_1D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_1D(BGRA2GRAY, U8, uchar, uchar4)
#endif
#if defined(BGRA2GRAY_U8_2D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_2D(BGRA2GRAY, U8, uchar, uchar4)
#endif
#if defined(BGRA2GRAY_F32_1D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_1D(BGRA2GRAY, F32, float, float4)
#endif
#if defined(BGRA2GRAY_F32_2D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_2D(BGRA2GRAY, F32, float, float4)
#endif
#if defined(RGBA2GRAY_U8_1D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_1D(RGBA2GRAY, U8, uchar, uchar4)
#endif
#if defined(RGBA2GRAY_U8_2D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_2D(RGBA2GRAY, U8, uchar, uchar4)
#endif
#if defined(RGBA2GRAY_F32_1D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_1D(RGBA2GRAY, F32, float, float4)
#endif
#if defined(RGBA2GRAY_F32_2D) || defined(ALL_KERNELS)
BGRA2GRAYTYPE_2D(RGBA2GRAY, F32, float, float4)
#endif
#if defined(GRAY2BGR_U8_1D) || defined(GRAY2BGR_F32_1D) || \
defined(GRAY2RGB_U8_1D) || defined(GRAY2RGB_F32_1D) || defined(ALL_KERNELS)
#define GRAY2BGRTYPE_1D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T input_value = src[element_x]; \
T3 value = Function ## base_type ## Compute(input_value); \
\
vstore3(value, element_x, dst); \
}
#endif
#if defined(GRAY2BGR_U8_2D) || defined(GRAY2BGR_F32_2D) || \
defined(GRAY2RGB_U8_2D) || defined(GRAY2RGB_F32_2D) || defined(ALL_KERNELS)
#define GRAY2BGRTYPE_2D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T input_value = data[element_x]; \
T3 value = Function ## base_type ## Compute(input_value); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore3(value, element_x, data); \
}
#endif
#if defined(GRAY2BGR_U8_1D) || defined(GRAY2BGR_U8_2D) || defined(ALL_KERNELS)
uchar3 GRAY2BGRU8Compute(const uchar src) {
uchar3 dst;
dst.x = src;
dst.y = src;
dst.z = src;
return dst;
}
#endif
#if defined(GRAY2BGR_F32_1D) || defined(GRAY2BGR_F32_2D) || defined(ALL_KERNELS)
float3 GRAY2BGRF32Compute(const float src) {
float3 dst;
dst.x = src;
dst.y = src;
dst.z = src;
return dst;
}
#endif
#if defined(GRAY2RGB_U8_1D) || defined(GRAY2RGB_U8_2D) || defined(ALL_KERNELS)
uchar3 GRAY2RGBU8Compute(const uchar src) {
uchar3 dst;
dst.x = src;
dst.y = src;
dst.z = src;
return dst;
}
#endif
#if defined(GRAY2RGB_F32_1D) || defined(GRAY2RGB_F32_2D) || defined(ALL_KERNELS)
float3 GRAY2RGBF32Compute(const float src) {
float3 dst;
dst.x = src;
dst.y = src;
dst.z = src;
return dst;
}
#endif
#if defined(GRAY2BGR_U8_1D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_1D(GRAY2BGR, U8, uchar, uchar3)
#endif
#if defined(GRAY2BGR_U8_2D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_2D(GRAY2BGR, U8, uchar, uchar3)
#endif
#if defined(GRAY2BGR_F32_1D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_1D(GRAY2BGR, F32, float, float3)
#endif
#if defined(GRAY2BGR_F32_2D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_2D(GRAY2BGR, F32, float, float3)
#endif
#if defined(GRAY2RGB_U8_1D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_1D(GRAY2RGB, U8, uchar, uchar3)
#endif
#if defined(GRAY2RGB_U8_2D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_2D(GRAY2RGB, U8, uchar, uchar3)
#endif
#if defined(GRAY2RGB_F32_1D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_1D(GRAY2RGB, F32, float, float3)
#endif
#if defined(GRAY2RGB_F32_2D) || defined(ALL_KERNELS)
GRAY2BGRTYPE_2D(GRAY2RGB, F32, float, float3)
#endif
#if defined(GRAY2BGRA_U8_1D) || defined(GRAY2BGRA_F32_1D) || \
defined(GRAY2RGBA_U8_1D) || defined(GRAY2RGBA_F32_1D) || \
defined(ALL_KERNELS)
#define GRAY2BGRATYPE_1D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T input_value = src[element_x]; \
T4 value = Function ## base_type ## Compute(input_value); \
\
vstore4(value, element_x, dst); \
}
#endif
#if defined(GRAY2BGRA_U8_2D) || defined(GRAY2BGRA_F32_2D) || \
defined(GRAY2RGBA_U8_2D) || defined(GRAY2RGBA_F32_2D) || \
defined(ALL_KERNELS)
#define GRAY2BGRATYPE_2D(Function, base_type, T, T4) \
__kernel \
void Function ## base_type ## Kernel1(global const T* src, int rows, int cols, \
int src_stride, global T* dst, \
int dst_stride) { \
int element_x = get_global_id(0); \
int element_y = get_global_id(1); \
if (element_y >= rows || element_x >= cols) { \
return; \
} \
\
global T* data = (global T*)((global uchar*)src + element_y * src_stride); \
T input_value = data[element_x]; \
T4 value = Function ## base_type ## Compute(input_value); \
\
data = (global T*)((global uchar*)dst + element_y * dst_stride); \
vstore4(value, element_x, data); \
}
#endif
#if defined(GRAY2BGRA_U8_1D) || defined(GRAY2BGRA_U8_2D) || defined(ALL_KERNELS)
uchar4 GRAY2BGRAU8Compute(const uchar src) {
uchar4 dst;
dst.x = src;
dst.y = src;
dst.z = src;
dst.w = 255;
return dst;
}
#endif
#if defined(GRAY2BGRA_F32_1D) || defined(GRAY2BGRA_F32_2D) || \
defined(ALL_KERNELS)
float4 GRAY2BGRAF32Compute(const float src) {
float4 dst;
dst.x = src;
dst.y = src;
dst.z = src;
dst.w = 1.0f;
return dst;
}
#endif
#if defined(GRAY2RGBA_U8_1D) || defined(GRAY2RGBA_U8_2D) || defined(ALL_KERNELS)
uchar4 GRAY2RGBAU8Compute(const uchar src) {
uchar4 dst;
dst.x = src;
dst.y = src;
dst.z = src;
dst.w = 255;
return dst;
}
#endif
#if defined(GRAY2RGBA_F32_1D) || defined(GRAY2RGBA_F32_2D) || \
defined(ALL_KERNELS)
float4 GRAY2RGBAF32Compute(const float src) {
float4 dst;
dst.x = src;
dst.y = src;
dst.z = src;
dst.w = 1.0f;
return dst;
}
#endif
#if defined(GRAY2BGRA_U8_1D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_1D(GRAY2BGRA, U8, uchar, uchar4)
#endif
#if defined(GRAY2BGRA_U8_2D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_2D(GRAY2BGRA, U8, uchar, uchar4)
#endif
#if defined(GRAY2BGRA_F32_1D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_1D(GRAY2BGRA, F32, float, float4)
#endif
#if defined(GRAY2BGRA_F32_2D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_2D(GRAY2BGRA, F32, float, float4)
#endif
#if defined(GRAY2RGBA_U8_1D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_1D(GRAY2RGBA, U8, uchar, uchar4)
#endif
#if defined(GRAY2RGBA_U8_2D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_2D(GRAY2RGBA, U8, uchar, uchar4)
#endif
#if defined(GRAY2RGBA_F32_1D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_1D(GRAY2RGBA, F32, float, float4)
#endif
#if defined(GRAY2RGBA_F32_2D) || defined(ALL_KERNELS)
GRAY2BGRATYPE_2D(GRAY2RGBA, F32, float, float4)
#endif
/*********************** BGR/RGB/BGRA/RGBA <-> YCrCb ************************/
#define R2Y_FLOAT_COEFF 0.299f
#define G2Y_FLOAT_COEFF 0.587f
#define B2Y_FLOAT_COEFF 0.114f
#define CR_FLOAT_COEFF 0.713f
#define CB_FLOAT_COEFF 0.564f
#define YCRCB_UCHAR_DELTA 128
#define YCRCB_FLOAT_DELTA 0.5f
#define CR2R_FLOAT_COEFF 1.403f
#define CB2R_FLOAT_COEFF 1.773f
#define Y2G_CR_FLOAT_COEFF -0.714f
#define Y2G_CB_FLOAT_COEFF -0.344f
enum YCrCbIntegerCoefficients1 {
kB2YCoeff = 1868,
kG2YCoeff = 9617,
kR2YCoeff = 4899,
kCRCoeff = 11682,
kCBCoeff = 9241,
};
enum YCrCbIntegerCoefficients2 {
kCr2RCoeff = 22987,
kCb2BCoeff = 29049,
kY2GCrCoeff = -11698,
kY2GCbCoeff = -5636,
};
enum YCrCbShifts {
kYCrCbShift = 14,
kShift14Delta = 2097152,
};
#if defined(BGR2YCrCb_U8_1D) || defined(BGR2YCrCb_F32_1D) || \
defined(RGB2YCrCb_U8_1D) || defined(RGB2YCrCb_F32_1D) || \
defined(YCrCb2BGR_U8_1D) || defined(YCrCb2BGR_F32_1D) || \
defined(YCrCb2RGB_U8_1D) || defined(YCrCb2RGB_F32_1D) || \
defined(BGR2HSV_U8_1D) || defined(BGR2HSV_F32_1D) || \
defined(RGB2HSV_U8_1D) || defined(RGB2HSV_F32_1D) || \
defined(HSV2BGR_U8_1D) || defined(HSV2BGR_F32_1D) || \
defined(HSV2RGB_U8_1D) || defined(HSV2RGB_F32_1D) || \
defined(BGR2LAB_U8_1D) || defined(BGR2LAB_F32_1D) || \
defined(RGB2LAB_U8_1D) || defined(RGB2LAB_F32_1D) || \
defined(LAB2BGR_U8_1D) || defined(LAB2BGR_F32_1D) || \
defined(LAB2RGB_U8_1D) || defined(LAB2RGB_F32_1D) || defined(ALL_KERNELS)
#define Convert3To3_1D(Function, base_type, T, T3) \
__kernel \
void Function ## base_type ## Kernel0(global const T* src, int cols, \
global T* dst) { \
int element_x = get_global_id(0); \
if (element_x >= cols) { \
return; \
} \
\
T3 input_value = vload3(element_x, src); \
T3 value = Function ## base_type ## Compute(input_value); \