LV_IMG_PX_SIZE_ALPHA_BYTE
时间: 2023-09-09 13:07:45 浏览: 67
LV_IMG_PX_SIZE_ALPHA_BYTE代表每个像素点在内存中占据的字节数,其中包括透明通道。根据给出的引用内容,可以看出LV_IMG_PX_SIZE_ALPHA_BYTE是一个常量,用于计算图像数据的大小。具体地说,当图像的颜色格式为LV_IMG_CF_TRUE_COLOR_ALPHA时,每个像素点占据4个字节,其中3个字节用于存储颜色信息,1个字节用于存储透明度信息。因此,LV_IMG_PX_SIZE_ALPHA_BYTE的值为4。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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