{"id":6675,"date":"2023-08-17T11:07:26","date_gmt":"2023-08-17T03:07:26","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=6675"},"modified":"2023-08-17T11:07:26","modified_gmt":"2023-08-17T03:07:26","slug":"c%e8%af%ad%e8%a8%80%e5%bc%80%e5%8f%91%e5%ae%89%e5%8d%93app%e5%b8%b8%e7%94%a8%e5%b7%a5%e5%85%b7%e6%8e%a8%e8%8d%90","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2023\/6675\/","title":{"rendered":"c\u8bed\u8a00\u5f00\u53d1\u5b89\u5353app\u5e38\u7528\u5de5\u5177\u63a8\u8350"},"content":{"rendered":"

\u5728 Android \u5e73\u53f0\u4e0a\u4f7f\u7528 C \u8bed\u8a00\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\uff0c\u9700\u8981\u4f7f\u7528\u4e00\u4e9b\u5de5\u5177\u548c\u5e93\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u5de5\u5177\u5b89\u5353APP\u5f00\u53d1<\/a>\u548c\u5e93\u3002<\/p>\n

## \u5de5\u5177<\/p>\n

1. Android NDK\uff1a\u7528\u4e8e\u7f16\u8bd1 C \u4ee3\u7801\u7684\u5de5\u5177\u96c6\u3002NDK \u53ef\u4ee5\u5c06 C \u4ee3\u7801\u7f16\u8bd1\u6210 Android \u53ef\u4ee5\u6267\u884c\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/p>\n

2. Android SDK\uff1a\u76f8\u5f53\u4e8e Android \u5f00\u53d1\u7684\u96c6\u6210\u5f00\u53d1\u73af\u5883 (IDE)\u3002<\/p>\n

3. Android Studio\uff1a\u662f Google \u63a8\u51fa\u7684\u4e00\u6b3e\u5f00\u53d1 Android \u5e94\u7528\u7a0b\u5e8f\u7684\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u5728\u4f60\u7684\u7535\u8111\u4e0a\u63d0\u4f9b\u4e00\u4e2a\u5b8c\u6574\u7684\u5f00\u53d1\u73af\u5883\uff0c\u5305\u62ec\u7f16\u7a0b\u8bed\u8a00\u3001\u7f16\u8bd1\u5668\u3001\u8c03\u8bd5\u5668\u3001\u6253\u5305\u5de5\u5177\uff0c\u7b49\u7b49\u3002<\/p>\n

## \u5e93<\/p>\n

1. JNI\uff1aJava Native Interface\u3002\u8fd9\u662f\u4e00\u79cd Java \u4e0e\u672c\u5730 C\/C++ \u4ee3\u7801\u8fdb\u884c\u4ea4\u4e92\u7684\u6807\u51c6\u63a5\u53e3\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7 JNI \u8c03\u7528 C<\/p>\n

<\/figure>\n<\/p>\n

\u8bed\u8a00\u51fd\u6570\u3002<\/p>\n

2. Android \u5e93\uff1a\u8fd9\u662f\u4e00\u7ec4 Android \u4e3b\u8981\u529f\u80fd\u7684\u5171\u4eab\u5e93\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528\u8fd9\u4e9b\u5e93\u7684\u51fd\u6570\uff0c\u6765\u5b9e\u73b0\u4e00\u4e9b\u5e38\u89c1\u7684 Android \u529f\u80fd\u3002<\/p>\n

## \u5f00\u59cb\u4e00\u4e2a Android NDK \u9879\u76ee<\/p>\n

1. \u5b89\u88c5 Android SDK \u548c Android NDK\u3002<\/p>\n

2. \u4f7f\u7528 Android Studio \u521b\u5efa\u4e00\u4e2a\u65b0\u9879\u76ee\u3002\u9009\u62e9 “Native C++” \u4f5c\u4e3a\u9879\u76ee\u7c7b\u578b\uff0c\u4e3a\u4f60\u7684\u9879\u76ee\u9009\u62e9\u4e00\u4e2a\u5408\u9002\u7684\u540d\u79f0\uff0c\u7136\u540e\u9009\u62e9\u4e00\u4e2a\u9002\u5408\u7684\u6a21\u677f\u3002<\/p>\n

3. \u4ece\u6a21\u677f\u4e2d\uff0c\u4f60\u53ef\u4ee5\u770b\u5230\u8bb8\u591a C\/C++ \u6587\u4ef6\u548c\u914d\u7f6e\u6587\u4ef6\u3002\u5728\u4f60\u7684 C\/C++ \u4ee3\u7801\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u5e93\u3001\u51fd\u6570\u3001\u7c7b\u578b\u7b49\uff0c\u8fd9\u4e9b\u90fd\u662f\u5728 Android NDK \u4e2d\u5b9a\u4e49\u7684\u3002<\/p>\n

4. \u5728 Android Studio \u4e2d\u6784\u5efa\u548c\u8fd0\u884c\u9879\u76ee\u3002\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u4f60\u5c06\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u770b\u5230\u4f60\u7684 C\/C++ \u4ee3\u7801\u7684\u8f93\u51fa\u3002<\/p>\n

## JNI \u548c Android \u5e93<\/p>\n

\u5728 Android \u4e2d\u4f7f\u7528 C \u8bed\u8a00\u7f16\u5199\u4ee3\u7801\uff0c\u9700\u8981\u4e0e Java \u4ee3\u7801\u8fdb\u884c\u4ea4\u4e92\u3002\u8fd9\u5c31\u9700\u8981\u4f7f\u7528 JNI \u63a5\u53e3\u548c Android \u5e93\u3002<\/p>\n

\u4f7f\u7528 JNI \uff0c\u4f60\u53ef\u4ee5\u5728 C \u4ee3\u7801\u4e2d\u8c03\u7528 Java \u65b9\u6cd5\u548c\u5c5e\u6027\uff0c\u4ee5\u53ca\u5904\u7406 Java \u5bf9\u8c61\u548c\u57fa\u672c\u6570\u636e\u7c7b\u578b\u3002<\/p>\n

Android \u5e93\u5305\u62ec\u8bb8\u591a\u5e38\u89c1\u7684 Android \u529f\u80fd\uff0c\u5982\u663e\u793a\u56fe\u5f62\u3001\u5904\u7406\u58f0\u97f3\u3001\u8bbf\u95ee\u6587\u4ef6\u7cfb\u7edf\u7b49\u7b49\u3002<\/p>\n

\u4f7f\u7528 JNI \u548c Android \u5e93\u7684\u57fa\u672c\u65b9\u6cd5\uff1a<\/p>\n

1. \u5728 C \u4ee3\u7801\u4e2d\u4f7f\u7528 JNIEnv \u5bf9\u8c61\uff0c\u5b83\u662f\u4e00\u4e2a\u6307\u5411 JNIEnv \u7ed3\u6784\u7684\u6307\u9488\uff0cJNIEnv \u7ed3\u6784\u662f\u4e00\u4e2a\u5305\u542b JNI \u51fd\u6570\u6307\u9488\u7684\u7ed3\u6784\u3002<\/p>\n

2. \u5728 C \u4ee3\u7801\u4e2d\u5bfc\u5165\u7c7b\u548c\u65b9\u6cd5\uff0c\u4f7f\u7528 JNIEnv \u7684 FindClass() \u548c GetMethodID() \u51fd\u6570\u3002<\/p>\n

3. \u5728 C \u4ee3\u7801\u4e2d\u8bbe\u7f6e\u548c\u8bbf\u95ee\u5bf9\u8c61\u5c5e\u6027\uff0c\u4f7f\u7528 JNIEnv \u7684 GetObjectField() \u548c SetObjectField() \u51fd\u6570\u3002<\/p>\n

4. \u5728 C \u4ee3\u7801\u4e2d\u8bbf\u95ee\u6570\u7ec4\uff0c\u4f7f\u7528 JNIEnv \u7684 GetIntArrayElements() \u548c SetIntArrayElements() \u51fd\u6570\u3002<\/p>\n

5. \u5728 \u5b89\u5353app<\/a>C \u4ee3\u7801\u4e2d\u8c03\u7528 Java \u65b9\u6cd5\uff0c\u4f7f\u7528 JNIEnv \u7684 CallMethod() \u51fd\u6570\u3002<\/p>\n

\u603b\u4e4b\uff0c\u4f7f\u7528 C \u8bed\u8a00\u5f00\u53d1 Android \u5e94\u7528\u7a0b\u5e8f\uff0c\u9700\u8981\u4f7f\u7528 Android NDK \u5de5\u5177\u548c JNI \u63a5\u53e3\uff0c\u4ee5\u53ca Android \u5e93\u548c Java \u4ee3\u7801\u8fdb\u884c\u4ea4\u4e92\u3002\u5e94\u7528\u7a0b\u5e8f\u7684 C \u4ee3\u7801\u5c06\u88ab\u7f16\u8bd1\u6210 Android \u5e73\u53f0\u53ef\u4ee5\u8fd0\u884c\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728 Android \u5e73\u53f0\u4e0a\u4f7f\u7528 C \u8bed\u8a00\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\uff0c\u9700\u8981\u4f7f\u7528\u4e00\u4e9b\u5de5\u5177\u548c\u5e93\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u5de5\u5177\u548c\u5e93\u3002## \u5de5\u51771. Android NDK\uff1a\u7528\u4e8e\u7f16\u8bd1 C \u4ee3\u7801\u7684\u5de5\u5177\u96c6\u3002NDK \u53ef\u4ee5\u5c06 C \u4ee3\u7801\u7f16\u8bd1<\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,1919,12271,111,12270],"class_list":["post-6675","post","type-post","status-publish","format-standard","hentry","category-zuoapp","tag-81","tag-1919","tag-app","tag-111"],"_links":{"self":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/6675","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/comments?post=6675"}],"version-history":[{"count":0,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/6675\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/media?parent=6675"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/categories?post=6675"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/tags?post=6675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}