擅长:python、mysql、java
<p>试着用它,<a href="https://sourceforge.net/projects/gmkvextractgui/" rel="nofollow noreferrer">https://sourceforge.net/projects/gmkvextractgui/</a></p>
<p>或者</p>
<p><code>ffmpeg -i trial_copy.mp4 -f s16le -ar 16000 output.wav</code></p>