sp_distributionT_sp_distributionSpDistributionSpDistributionsp_distribution (算子名称)
名称
sp_distributionT_sp_distributionSpDistributionSpDistributionsp_distribution — Generate a salt-and-pepper noise distribution.
参数签名
描述
sp_distributionsp_distributionSpDistributionSpDistributionSpDistributionsp_distribution generates a noise distribution with the
values 0 and 255. The parameters PercentSaltPercentSaltPercentSaltPercentSaltpercentSaltpercent_salt and
PercentPepperPercentPepperPercentPepperPercentPepperpercentPepperpercent_pepper determine the percentage of white and black
noise pixels, respectively. The sum of these parameters must be
smaller than 100. Usually, the result DistributionDistributionDistributionDistributiondistributiondistribution is
used as input for 该算子 add_noise_distributionadd_noise_distributionAddNoiseDistributionAddNoiseDistributionAddNoiseDistributionadd_noise_distribution.
运行信息
- 多线程类型:可重入(与非独占操作符并行运行)。
- 多线程作用域:全局(可以从任何线程调用)。
- 未经并行化处理。
参数表
PercentSaltPercentSaltPercentSaltPercentSaltpercentSaltpercent_salt (input_control) number → HTupleUnion[float, int]HTupleHtuple (real / integer) (double / int / long) (double / Hlong) (double / Hlong)
Percentage of salt (white noise pixels).
Default:
5.0
Suggested values:
1.0, 2.0, 5.0, 7.0, 10.0, 15.0, 20.0, 30.0
Value range:
0.0
≤
PercentSalt
PercentSalt
PercentSalt
PercentSalt
percentSalt
percent_salt
≤
100.0
Minimum increment:
0.1
Recommended increment:
1.0
Restriction:
PercentSalt + PercentPepper <= 100
PercentPepperPercentPepperPercentPepperPercentPepperpercentPepperpercent_pepper (input_control) number → HTupleUnion[float, int]HTupleHtuple (real / integer) (double / int / long) (double / Hlong) (double / Hlong)
Percentage of pepper (black noise pixels).
Default:
5.0
Suggested values:
1.0, 2.0, 5.0, 7.0, 10.0, 15.0, 20.0, 30.0
Value range:
0.0
≤
PercentPepper
PercentPepper
PercentPepper
PercentPepper
percentPepper
percent_pepper
≤
100.0
Minimum increment:
0.1
Recommended increment:
1.0
Restriction:
PercentSalt + PercentPepper <= 100
DistributionDistributionDistributionDistributiondistributiondistribution (output_control) distribution.values-array → HTupleSequence[float]HTupleHtuple (real) (double) (double) (double)
Resulting noise distribution.
Number of elements:
513
例程 (HDevelop)
read_image(Image,'fabrik')
dev_display (Image)
sp_distribution(30,30,Dist)
add_noise_distribution(Image,ImageNoise,Dist)
dev_display (ImageNoise)
例程 (C)
read_image(&Image,"fabrik");
disp_image(Image,WindowHandle);
create_tuple(&PerSalt,1);
set_d(PerSalt,30.0,0);
create_tuple(&PerPepper,1);
set_d(PerPepper,30.0,0);
T_sp_distribution(PerSalt,PerPepper,&Dist);
T_add_noise_distribution(Image,&ImageNoise,Dist);
disp_image(ImageNoise,WindowHandle);
例程 (HDevelop)
read_image(Image,'fabrik')
dev_display (Image)
sp_distribution(30,30,Dist)
add_noise_distribution(Image,ImageNoise,Dist)
dev_display (ImageNoise)
例程 (HDevelop)
read_image(Image,'fabrik')
dev_display (Image)
sp_distribution(30,30,Dist)
add_noise_distribution(Image,ImageNoise,Dist)
dev_display (ImageNoise)
例程 (HDevelop)
read_image(Image,'fabrik')
dev_display (Image)
sp_distribution(30,30,Dist)
add_noise_distribution(Image,ImageNoise,Dist)
dev_display (ImageNoise)
可能的后置算子
add_noise_distributionadd_noise_distributionAddNoiseDistributionAddNoiseDistributionAddNoiseDistributionadd_noise_distribution
可替代算子
gauss_distributiongauss_distributionGaussDistributionGaussDistributionGaussDistributiongauss_distribution,
noise_distribution_meannoise_distribution_meanNoiseDistributionMeanNoiseDistributionMeanNoiseDistributionMeannoise_distribution_mean
参考其它
gauss_distributiongauss_distributionGaussDistributionGaussDistributionGaussDistributiongauss_distribution,
noise_distribution_meannoise_distribution_meanNoiseDistributionMeanNoiseDistributionMeanNoiseDistributionMeannoise_distribution_mean,
add_noise_whiteadd_noise_whiteAddNoiseWhiteAddNoiseWhiteAddNoiseWhiteadd_noise_white
模块
Foundation