<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1455611014382_3633">Hi,</div><div id="yui_3_16_0_1_1455611014382_3633"><br></div><div id="yui_3_16_0_1_1455611014382_3633">I'm trying to compile the new version of ffmpeg using Windows 7 and Visual Studio 2010.</div><div id="yui_3_16_0_1_1455611014382_3633"><br></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr">After doing <font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3817">./config --toolchain=msvc --yasmexe='../dependencies/yasm/yasm.exe' --prefix=ffmpeg/ </font>and <font face="Courier New, courier, monaco, monospace, sans-serif">make clean</font>, when I do <font face="Courier New, courier, monaco, monospace, sans-serif">make</font> the following error appears:</div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr"><br></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3971">CC libavdevice/alldevices.o</font></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3977">alldevices.o_converted.c</font></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3976">c:</font><span style="font-family: 'Courier New', courier, monaco, monospace, sans-serif;" id="yui_3_16_0_1_1455611014382_3987">\ffmpeg\libavutil\x86/intmath.h(58) : error C4013: '_tzcnt_u32' undefined;</span></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3974">assuming extern returning int</font></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_1_1455611014382_3973">make: *** [libavdevice/alldevices.o] Error 1</font></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><font face="Courier New, courier, monaco, monospace, sans-serif"><br></font></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class="">I'm using the same scripts that had worked for me in the past.</div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><br>I use mingw, c99_to_c89_converter and yasm, as I did with older versions.</div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><br></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class="">Can anyone help me?</div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class=""><br></div><div id="yui_3_16_0_1_1455611014382_3633" dir="ltr" class="">Thanks.</div></div></body></html>