I want cross-compilation ffmpeg to armv7l board, use the cross compiler tool chain for arm - Linux - GCC version 4.4, the configure configuration is as follows:
./configure -- prefix=/home/chens/work/thirdlib/ffmpeg output - enable - cross - compile - cross - prefix=arm - none - Linux - gnueabi - - the arch==armv7 - a - target - the OS Linux - enable the GPL - enable - nonfree - extra - cflags="-i/home/chens/work/env/x264/output/include" - extra - ldflags="-l/home/chens/work/env/x264/output/lib" - the enable - libx264 - extra - libs="- LDL -fpic -shared" - the enable -shared - PKG - config - flags=- static,

Then make an error: cannot find gethrtime function


Please the great god answer ah, have several days