擅长:python、mysql、java
<p>既然没有办法,<code>loglevel</code>也没有用。看看ffmpeg.c:</p>
<pre><code>init_opts();
show_banner();
</code></pre>
<p>和cmdutils.c:</p>
<pre><code>void show_banner(void)
{
fprintf(stderr, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d the FFmpeg developers\n",
program_name, program_birth_year, this_year);
fprintf(stderr, " built on %s %s with %s %s\n",
__DATE__, __TIME__, CC_TYPE, CC_VERSION);
fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n");
print_all_libs_info(stderr, INDENT|SHOW_CONFIG);
print_all_libs_info(stderr, INDENT|SHOW_VERSION);
}
</code></pre>
<p>请参阅<a href="http://www.mail-archive.com/ffmpeg-issues@lscube.org/msg08093.html" rel="nofollow">here</a>以获取跳过它的失败尝试(我不知道GPL与此有什么关系)。我建议你<a href="http://www.ffmpeg.org/bugreports.html" rel="nofollow">file a bug</a>并希望你能说服我。</p>
<p>和其他许多人一样,我已经编译了ffmpeg,并注释掉了<code>show_banner()</code>,这简直太烦人了。</p>