ffmpeg 编译so库android ndk来对视频编解码

对于ffmpeg 编译后的so在android studio上的应用，demo为对mp4 在ndk上对视频进行解码，并且编码为yuv格式，里面包含测试视频，来与博客https://blog.csdn.net/zhangpengzp/article/details/82289769

  const char features[] = {“\n“
“C_FEATURE:“
#if （（__clang_major__ * 100） + __clang_minor__） >= 304
“1“
#else
“0“
#endif
“c_function_prototypes\n“
“C_FEATURE:“
#if （（__clang_major__ * 100） + __clang_minor__） >= 304 && defined（__STDC_VERSION__） && __STDC_VERSION__ >= 199901L
“1“
#else
“0“
#endif
“c_restrict\n“
“C_FEATURE:“
#if （（__clang_major__ * 100） + __clang_minor__） >= 304 && defined（__STDC_VERSION__） && __STDC_VERSION__ >= 201112L
“1“
#else
“0“
#endif
“c_static_assert\n“
“C_FEATURE:“
#if （（__clang_major__ * 100） + __clang_minor__） >= 304 && defined（__STDC_VERSION__） && __STDC_VERSION__ >= 199901L
“1“
#else
“0“
#endif
“c_variadic_macros\n“

};

int main（int argc char** argv） { （void）argv; return features[argc]; }

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-09-01 14:36  FFmpegdemo\
     文件         127  2018-09-01 14:33  FFmpegdemo\.gitignore
     目录           0  2018-09-01 14:35  FFmpegdemo\.gradle\
     目录           0  2018-09-01 15:51  FFmpegdemo\.gradle\4.1\
     目录           0  2018-09-01 14:35  FFmpegdemo\.gradle\4.1\fileChanges\
     文件           1  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\fileChanges\last-build.bin
     目录           0  2018-09-01 15:51  FFmpegdemo\.gradle\4.1\fileContent\
     文件          17  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\fileContent\fileContent.lock
     目录           0  2018-09-01 14:36  FFmpegdemo\.gradle\4.1\fileHashes\
     文件      311369  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\fileHashes\fileHashes.bin
     文件          17  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\fileHashes\fileHashes.lock
     文件       20435  2018-09-01 15:52  FFmpegdemo\.gradle\4.1\fileHashes\resourceHashesCache.bin
     目录           0  2018-09-01 15:51  FFmpegdemo\.gradle\4.1\javaCompile\
     文件      619252  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\javaCompile\classAnalysis.bin
     文件      266804  2018-09-01 15:52  FFmpegdemo\.gradle\4.1\javaCompile\jarAnalysis.bin
     文件          17  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\javaCompile\javaCompile.lock
     文件      199736  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\javaCompile\taskHistory.bin
     文件       20999  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\javaCompile\taskJars.bin
     目录           0  2018-09-01 14:36  FFmpegdemo\.gradle\4.1\taskHistory\
     文件     2163764  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\taskHistory\fileSnapshots.bin
     文件       80862  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\taskHistory\taskHistory.bin
     文件          17  2018-09-01 19:19  FFmpegdemo\.gradle\4.1\taskHistory\taskHistory.lock
     目录           0  2018-09-01 14:35  FFmpegdemo\.gradle\buildOutputCleanup\
     文件           0  2018-09-01 14:35  FFmpegdemo\.gradle\buildOutputCleanup\built.bin
     文件          51  2018-09-01 14:35  FFmpegdemo\.gradle\buildOutputCleanup\cache.properties
     文件           2  2018-09-01 19:19  FFmpegdemo\.gradle\buildOutputCleanup\cache.properties.lock
     目录           0  2018-09-01 19:22  FFmpegdemo\.idea\
     文件         626  2018-09-01 14:35  FFmpegdemo\.idea\gradle.xml
     目录           0  2018-09-01 14:57  FFmpegdemo\.idea\libraries\
     文件         533  2018-09-01 14:57  FFmpegdemo\.idea\libraries\android_arch_core_common_1_1_0_jar.xml
     文件         647  2018-09-01 14:57  FFmpegdemo\.idea\libraries\android_arch_core_runtime_1_1_0.xml
............此处省略3837个文件信息