docs/html/group__warping.html
| | Jetson Inference
DNN Vision Library |
Warping Utilities Library (jetson-utils) » CUDA
Various image warps and matrix transforms. More...
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| cudaError_t | cudaWarpAffine (uchar4 *input, uchar4 *output, uint32_t width, uint32_t height, const float transform[2][3], bool transform_inverted=false) |
| | Apply 2x3 affine warp to an 8-bit fixed-point RGBA image. More...
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| cudaError_t | cudaWarpAffine (float4 *input, float4 *output, uint32_t width, uint32_t height, const float transform[2][3], bool transform_inverted=false) |
| | Apply 2x3 affine warp to an 32-bit floating-point RGBA image. More...
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| cudaError_t | cudaWarpPerspective (void *input, uint32_t inputWidth, uint32_t inputHeight, imageFormat inputFormat, void *output, uint32_t outputWidth, uint32_t outputHeight, imageFormat outputFormat, const float transform[3][3], bool transform_inverted=false) |
| | Apply a 3x3 perspective warp to an image. More...
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| template<typename T > |
| cudaError_t | cudaWarpPerspective (T *input, uint32_t inputWidth, uint32_t inputHeight, T *output, uint32_t outputWidth, uint32_t outputHeight, const float transform[3][3], bool transform_inverted=false) |
| | Apply a 3x3 perspective warp to an image. More...
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| cudaError_t | cudaWarpPerspective (uchar4 *input, uchar4 *output, uint32_t width, uint32_t height, const float transform[3][3], bool transform_inverted=false) |
| | Apply 3x3 perspective warp to an 8-bit fixed-point RGBA image. More...
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| cudaError_t | cudaWarpPerspective (float4 *input, float4 *output, uint32_t width, uint32_t height, const float transform[3][3], bool transform_inverted=false) |
| | Apply 3x3 perspective warp to an 32-bit floating-point RGBA image. More...
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| cudaError_t | cudaWarpIntrinsic (uchar4 *input, uchar4 *output, uint32_t width, uint32_t height, const float2 &focalLength, const float2 &principalPoint, const float4 &distortion) |
| | Apply in-place instrinsic lens distortion correction to an 8-bit fixed-point RGBA image. More...
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| cudaError_t | cudaWarpIntrinsic (float4 *input, float4 *output, uint32_t width, uint32_t height, const float2 &focalLength, const float2 &principalPoint, const float4 &distortion) |
| | Apply in-place instrinsic lens distortion correction to 32-bit floating-point RGBA image. More...
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| cudaError_t | cudaWarpFisheye (uchar4 *input, uchar4 *output, uint32_t width, uint32_t height, float focus) |
| | Apply fisheye lens dewarping to an 8-bit fixed-point RGBA image. More...
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| cudaError_t | cudaWarpFisheye (float4 *input, float4 *output, uint32_t width, uint32_t height, float focus) |
| | Apply fisheye lens dewarping to a 32-bit floating-point RGBA image. More...
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Various image warps and matrix transforms.
| cudaError_t cudaWarpAffine | ( | float4 * | input, |
| | | float4 * | output, |
| | | uint32_t | width, |
| | | uint32_t | height, |
| | | const float | transform[2][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply 2x3 affine warp to an 32-bit floating-point RGBA image.
The 2x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.
| cudaError_t cudaWarpAffine | ( | uchar4 * | input, |
| | | uchar4 * | output, |
| | | uint32_t | width, |
| | | uint32_t | height, |
| | | const float | transform[2][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply 2x3 affine warp to an 8-bit fixed-point RGBA image.
The 2x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.
| cudaError_t cudaWarpFisheye | ( | float4 * | input, | | | | float4 * | output, | | | | uint32_t | width, | | | | uint32_t | height, | | | | float | focus | | | ) | | |
Apply fisheye lens dewarping to a 32-bit floating-point RGBA image.
Parameters
| [in] | focus | focus of the lens (in mm). |
| cudaError_t cudaWarpFisheye | ( | uchar4 * | input, | | | | uchar4 * | output, | | | | uint32_t | width, | | | | uint32_t | height, | | | | float | focus | | | ) | | |
Apply fisheye lens dewarping to an 8-bit fixed-point RGBA image.
Parameters
| [in] | focus | focus of the lens (in mm). |
| cudaError_t cudaWarpIntrinsic | ( | float4 * | input, | | | | float4 * | output, | | | | uint32_t | width, | | | | uint32_t | height, | | | | const float2 & | focalLength, | | | | const float2 & | principalPoint, | | | | const float4 & | distortion | | | ) | | |
Apply in-place instrinsic lens distortion correction to 32-bit floating-point RGBA image.
Pinhole camera model with radial (barrel) distortion and tangential distortion.
| cudaError_t cudaWarpIntrinsic | ( | uchar4 * | input, | | | | uchar4 * | output, | | | | uint32_t | width, | | | | uint32_t | height, | | | | const float2 & | focalLength, | | | | const float2 & | principalPoint, | | | | const float4 & | distortion | | | ) | | |
Apply in-place instrinsic lens distortion correction to an 8-bit fixed-point RGBA image.
Pinhole camera model with radial (barrel) distortion and tangential distortion.
| cudaError_t cudaWarpPerspective | ( | float4 * | input, |
| | | float4 * | output, |
| | | uint32_t | width, |
| | | uint32_t | height, |
| | | const float | transform[3][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply 3x3 perspective warp to an 32-bit floating-point RGBA image.
The 3x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.
**Deprecated:**this function has been deprecated in lieu of the overload that accepts different dimensions for the input and output images.
template<typename T >
| cudaError_t cudaWarpPerspective | ( | T * | input, |
| | | uint32_t | inputWidth, |
| | | uint32_t | inputHeight, |
| | | T * | output, |
| | | uint32_t | outputWidth, |
| | | uint32_t | outputHeight, |
| | | const float | transform[3][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply a 3x3 perspective warp to an image.
The 3x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.
| cudaError_t cudaWarpPerspective | ( | uchar4 * | input, |
| | | uchar4 * | output, |
| | | uint32_t | width, |
| | | uint32_t | height, |
| | | const float | transform[3][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply 3x3 perspective warp to an 8-bit fixed-point RGBA image.
The 3x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.
**Deprecated:**this function has been deprecated in lieu of the overload that accepts different dimensions for the input and output images.
| cudaError_t cudaWarpPerspective | ( | void * | input, |
| | | uint32_t | inputWidth, |
| | | uint32_t | inputHeight, |
| | | imageFormat | inputFormat, |
| | | void * | output, |
| | | uint32_t | outputWidth, |
| | | uint32_t | outputHeight, |
| | | imageFormat | outputFormat, |
| | | const float | transform[3][3], |
| | | bool | transform_inverted = false |
| | ) | | |
Apply a 3x3 perspective warp to an image.
The 3x3 matrix transform is in row-major order (transform[row][column]) If the transform has already been inverted, set transform_inverted to true.