編譯時 ffmpeg0.6.6 出現下面錯誤
J:/android_project/ffmpeg/ffmpeg-0.6.6/jni/ffmpeg/libavformat/../libavutil/libm.h:62: error: static declaration of 'lrint' follows non-static declaration
J:/android_project/ffmpeg/ffmpeg-0.6.6/jni/ffmpeg/libavformat/../libavutil/libm.h:69: error: static declaration of 'lrintf' follows non-static declaration
J:/android_project/ffmpeg/ffmpeg-0.6.6/jni/ffmpeg/libavformat/../libavutil/libm.h:76: error: static declaration of 'round' follows non-static declaration
J:/android_project/ffmpeg/ffmpeg-0.6.6/jni/ffmpeg/libavformat/../libavutil/libm.h:83: error: static declaration of 'roundf' follows non-static declaration
J:/android_project/ffmpeg/ffmpeg-0.6.6/jni/ffmpeg/libavformat/../libavutil/libm.h:90: error: static declaration of 'truncf' follows non-static declaration
解決方法
打開 config.h 檔案,查找 LRINT,将 0,改成1,示例
#define HAVE_LRINT 0
改成
#define HAVE_LRINT 1
分别查詢 LRINT,ROUND,TRUNCF,進行相應的修改