{"id":11203,"date":"2023-12-21T10:00:15","date_gmt":"2023-12-21T02:00:15","guid":{"rendered":"http:\/\/xinyiworld.top\/wordpress_it\/?p=11203"},"modified":"2023-12-21T10:05:11","modified_gmt":"2023-12-21T02:05:11","slug":"android-%e5%9b%be%e7%89%87%e5%83%8f%e7%b4%a0%e6%a0%bc%e5%bc%8f","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=11203","title":{"rendered":"android \u56fe\u7247\u50cf\u7d20\u683c\u5f0f"},"content":{"rendered":"<p><a href=\"https:\/\/blog.51cto.com\/u_16099263\/6670634\">https:\/\/blog.51cto.com\/u_16099263\/6670634<\/a><\/p>\n<ul>\n<li>ARGB8888<br \/>\nARGB8888\u5404\u901a\u9053\u7684\u6392\u5217\u987a\u5e8f\u9a8c\u8bc1\uff1a<a href=\"https:\/\/blog.csdn.net\/afei__\/article\/details\/81415286\">https:\/\/blog.csdn.net\/afei__\/article\/details\/81415286<\/a><\/li>\n<\/ul>\n<pre><code class=\"language-java\">import android.app.Activity;\nimport android.graphics.Bitmap;\nimport android.os.Bundle;\nimport android.util.Log;\nimport android.widget.ImageView;\n\nimport java.nio.Buffer;\nimport java.nio.ByteBuffer;\n\npublic class MainActivity extends Activity {\n\n    private static final String TAG = &quot;MainActivity&quot;;\n    private ImageView displayIv;\n\n    @Override\n    protected void onCreate(Bundle savedInstanceState) {\n        super.onCreate(savedInstanceState);\n        setContentView(R.layout.activity_main);\n        Bitmap bitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);\n        bitmap.eraseColor(0xff336699); \/\/ AARRGGBB\n        byte[] bytes = new byte[bitmap.getWidth() * bitmap.getHeight() * 4];\n        Buffer dst = ByteBuffer.wrap(bytes);\n        bitmap.copyPixelsToBuffer(dst);\n        \/\/ ARGB_8888 \u771f\u5b9e\u7684\u5b58\u50a8\u987a\u5e8f\u662f R-G-B-A\n        Log.d(TAG, &quot;R: &quot; + Integer.toHexString(bytes[0] &amp; 0xff));\n        Log.d(TAG, &quot;G: &quot; + Integer.toHexString(bytes[1] &amp; 0xff));\n        Log.d(TAG, &quot;B: &quot; + Integer.toHexString(bytes[2] &amp; 0xff));\n        Log.d(TAG, &quot;A: &quot; + Integer.toHexString(bytes[3] &amp; 0xff));\n        displayIv = (ImageView) findViewById(R.id.display_iv);\n        displayIv.setImageBitmap(bitmap);\n    }\n\n}<\/code><\/pre>\n<p>ARGB8888\u5404\u901a\u9053\u7684\u6392\u5217\u987a\u5e8f\u4e3aRGBA<\/p>\n<button class=\"simplefavorite-button\" data-postid=\"11203\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>https:\/\/blog.51cto.com\/u_16099263\/6670634 ARGB8888 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[827],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/11203"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11203"}],"version-history":[{"count":4,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/11203\/revisions"}],"predecessor-version":[{"id":11207,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/11203\/revisions\/11207"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11203"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}