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@@ -4,7 +4,35 @@
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"cell_type": "markdown",
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"id": "2d8ed766-0b2d-424e-8253-ca8a717d3f93",
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"metadata": {},
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- "source": []
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+ "source": [
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+ "# 1. 回顾）"
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+ ]
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+ },
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+ {
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+ "cell_type": "markdown",
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+ "id": "0dc292a7-7512-4990-88a1-513d4c6bbbf7",
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+ "metadata": {},
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+ "source": [
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+ ">1. Git上传 >2. 图像的处理 > |- 访问像素（元素） > |- 修改像素（元素访问，块访问）"
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+ ]
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+ },
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+ {
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+ "cell_type": "markdown",
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+ "id": "cb20e5f5-e9cb-48cb-b60f-a0e2a2e81da3",
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+ "metadata": {},
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+ "source": [
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+ "# 2. 图像的像素"
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+ ]
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+ },
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+ {
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+ "cell_type": "markdown",
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+ "id": "70a5b23b-f403-4323-aecc-65962b789c5c",
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+ "metadata": {},
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+ "source": [
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+ "> 图像的是数组（矩阵表达成一个数组，图像==矩阵，图像是3维矩阵（H，W，C）） > BMP:C=3， JPG：C=3, PNG:C=4（alpha通道），灰度图像：C=1(结论：图像通道1,3,4：matplotlib把矩阵作为图像显示，只显示三维：，第三维度必须是1,3,4)\n",
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+ "\n",
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+ "> 图像的块操作"
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+ ]
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},
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{
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"cell_type": "code",
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