[ffmpeg]ffmpeg yasm not found, use --disable-yasm for a crippled build
2013-03-03 22:25
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http://blog.csdn.net/ustcxjt/article/details/7315319
yasm是汇编编译器,因为ffmpeg中为了提高效率用到了汇编指令,比如MMX和SSE。解决这个问题方面有两个:
1、在网上下载一个yasm.exe并安装在mingw/bin下面,编译代码时你注意看,会发现asm后缀的文件用的编译器是yasm,c文件用的是gcc;
2、不使用汇编指令,在配置时加上,即./configure --disable-yasm
yasm下载地址:http://yasm.tortall.net/Download.html
下载yasm-1.2.0-cygwin.exe
改名后放到cygwin/bin下
yasm是汇编编译器,因为ffmpeg中为了提高效率用到了汇编指令,比如MMX和SSE。解决这个问题方面有两个:
1、在网上下载一个yasm.exe并安装在mingw/bin下面,编译代码时你注意看,会发现asm后缀的文件用的编译器是yasm,c文件用的是gcc;
2、不使用汇编指令,在配置时加上,即./configure --disable-yasm
yasm下载地址:http://yasm.tortall.net/Download.html
下载yasm-1.2.0-cygwin.exe
改名后放到cygwin/bin下
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