count_channelscount_channelsCountChannelsCountChannelscount_channels (算子)

名称

count_channelscount_channelsCountChannelsCountChannelscount_channels — 统计图像的通道数。

签名

count_channels(MultiChannelImage : : : Channels)

描述

算子 count_channelscount_channelsCountChannelsCountChannelsCountChannelscount_channels counts the number of channels of all input images.

执行信息

支持计算设备上的对象。
多线程类型：可重入（与非独占算子并行运行）。
多线程作用域：全局（可从任何线程调用）。
未采用并行化处理。

参数

MultiChannelImageMultiChannelImageMultiChannelImageMultiChannelImagemultiChannelImagemulti_channel_image (输入对象) (multichannel-)image(-array) → object (byte / direction / cyclic / int1 / int2 / uint2 / int4 / int8 / real / complex / vector_field)

One- or multi-channel image.

ChannelsChannelsChannelsChannelschannelschannels (输出控制) integer(-array) → (integer)

Number of channels.

示例（C）

read_image(&Color,"patras");
count_channels(Color,&num_channels);
for (i=1; i<=num_channels; i++)
{
  access_channel(Color,&Channel,i);
  disp_image(Channel,WindowHandle);
  clear_obj(Channel);
}

可能的后继

access_channelaccess_channelAccessChannelAccessChannelAccessChannelaccess_channel, append_channelappend_channelAppendChannelAppendChannelAppendChannelappend_channel, disp_imagedisp_imageDispImageDispImageDispImagedisp_image

另见

append_channelappend_channelAppendChannelAppendChannelAppendChannelappend_channel, access_channelaccess_channelAccessChannelAccessChannelAccessChannelaccess_channel

模块

基础

算子