我的两个模板的标题中出现错误。两者都有类似的声明和定义如下:templatevoidsetVideoCodecOption(T1AVCodecContext::*option,T2(CR2CVideoCodecSettings::*f)()const);templatevoidEncoderPrivate::setVideoCodecOption(T1AVCodecContext::*option,(CR2CVideoCodecSettings::*f)()const){T2value=(m_videoSettings.*f)();if(value!=-1){m_videoCodecC