mirror of https://git.ffmpeg.org/ffmpeg.git
113 lines
6.4 KiB
Plaintext
113 lines
6.4 KiB
Plaintext
/*
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* This file is part of FFmpeg.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef AVFILTER_CUDA_VECTORHELPERS_H
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#define AVFILTER_CUDA_VECTORHELPERS_H
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typedef unsigned char uchar;
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typedef unsigned short ushort;
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template<typename T> struct vector_helper { };
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template<> struct vector_helper<uchar> { typedef float ftype; typedef int itype; };
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template<> struct vector_helper<uchar2> { typedef float2 ftype; typedef int2 itype; };
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template<> struct vector_helper<uchar4> { typedef float4 ftype; typedef int4 itype; };
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template<> struct vector_helper<ushort> { typedef float ftype; typedef int itype; };
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template<> struct vector_helper<ushort2> { typedef float2 ftype; typedef int2 itype; };
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template<> struct vector_helper<ushort4> { typedef float4 ftype; typedef int4 itype; };
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template<> struct vector_helper<int> { typedef float ftype; typedef int itype; };
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template<> struct vector_helper<int2> { typedef float2 ftype; typedef int2 itype; };
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template<> struct vector_helper<int4> { typedef float4 ftype; typedef int4 itype; };
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#define floatT typename vector_helper<T>::ftype
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#define intT typename vector_helper<T>::itype
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template<typename T, typename V> inline __device__ V to_floatN(const T &a) { return (V)a; }
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template<typename T, typename V> inline __device__ T from_floatN(const V &a) { return (T)a; }
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#define OPERATORS2(T) \
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template<typename V> inline __device__ T operator+(const T &a, const V &b) { return make_ ## T (a.x + b.x, a.y + b.y); } \
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template<typename V> inline __device__ T operator-(const T &a, const V &b) { return make_ ## T (a.x - b.x, a.y - b.y); } \
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template<typename V> inline __device__ T operator*(const T &a, V b) { return make_ ## T (a.x * b, a.y * b); } \
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template<typename V> inline __device__ T operator/(const T &a, V b) { return make_ ## T (a.x / b, a.y / b); } \
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template<typename V> inline __device__ T operator>>(const T &a, V b) { return make_ ## T (a.x >> b, a.y >> b); } \
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template<typename V> inline __device__ T operator<<(const T &a, V b) { return make_ ## T (a.x << b, a.y << b); } \
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template<typename V> inline __device__ T &operator+=(T &a, const V &b) { a.x += b.x; a.y += b.y; return a; } \
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template<typename V> inline __device__ void vec_set(T &a, const V &b) { a.x = b.x; a.y = b.y; } \
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template<typename V> inline __device__ void vec_set_scalar(T &a, V b) { a.x = b; a.y = b; } \
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template<> inline __device__ float2 to_floatN<T, float2>(const T &a) { return make_float2(a.x, a.y); } \
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template<> inline __device__ T from_floatN<T, float2>(const float2 &a) { return make_ ## T(a.x, a.y); }
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#define OPERATORS4(T) \
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template<typename V> inline __device__ T operator+(const T &a, const V &b) { return make_ ## T (a.x + b.x, a.y + b.y, a.z + b.z, a.w + b.w); } \
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template<typename V> inline __device__ T operator-(const T &a, const V &b) { return make_ ## T (a.x - b.x, a.y - b.y, a.z - b.z, a.w - b.w); } \
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template<typename V> inline __device__ T operator*(const T &a, V b) { return make_ ## T (a.x * b, a.y * b, a.z * b, a.w * b); } \
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template<typename V> inline __device__ T operator/(const T &a, V b) { return make_ ## T (a.x / b, a.y / b, a.z / b, a.w / b); } \
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template<typename V> inline __device__ T operator>>(const T &a, V b) { return make_ ## T (a.x >> b, a.y >> b, a.z >> b, a.w >> b); } \
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template<typename V> inline __device__ T operator<<(const T &a, V b) { return make_ ## T (a.x << b, a.y << b, a.z << b, a.w << b); } \
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template<typename V> inline __device__ T &operator+=(T &a, const V &b) { a.x += b.x; a.y += b.y; a.z += b.z; a.w += b.w; return a; } \
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template<typename V> inline __device__ void vec_set(T &a, const V &b) { a.x = b.x; a.y = b.y; a.z = b.z; a.w = b.w; } \
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template<typename V> inline __device__ void vec_set_scalar(T &a, V b) { a.x = b; a.y = b; a.z = b; a.w = b; } \
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template<> inline __device__ float4 to_floatN<T, float4>(const T &a) { return make_float4(a.x, a.y, a.z, a.w); } \
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template<> inline __device__ T from_floatN<T, float4>(const float4 &a) { return make_ ## T(a.x, a.y, a.z, a.w); }
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OPERATORS2(int2)
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OPERATORS2(uchar2)
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OPERATORS2(ushort2)
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OPERATORS2(float2)
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OPERATORS4(int4)
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OPERATORS4(uchar4)
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OPERATORS4(ushort4)
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OPERATORS4(float4)
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template<typename V> inline __device__ void vec_set(int &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set(float &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set(uchar &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set(ushort &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set_scalar(int &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set_scalar(float &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set_scalar(uchar &a, V b) { a = b; }
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template<typename V> inline __device__ void vec_set_scalar(ushort &a, V b) { a = b; }
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template<typename T>
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inline __device__ T lerp_scalar(T v0, T v1, float t) {
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return t*v1 + (1.0f - t)*v0;
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}
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template<>
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inline __device__ float2 lerp_scalar<float2>(float2 v0, float2 v1, float t) {
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return make_float2(
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lerp_scalar(v0.x, v1.x, t),
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lerp_scalar(v0.y, v1.y, t)
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);
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}
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template<>
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inline __device__ float4 lerp_scalar<float4>(float4 v0, float4 v1, float t) {
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return make_float4(
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lerp_scalar(v0.x, v1.x, t),
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lerp_scalar(v0.y, v1.y, t),
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lerp_scalar(v0.z, v1.z, t),
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lerp_scalar(v0.w, v1.w, t)
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);
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}
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#endif
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