>DRM device to capture on.  Defaults to &lsquo;<samp>/dev/dri/card0</samp>&rsquo;.
</p>
</dd>
<dt>&lsquo;<samp>format</samp>&rsquo;</dt>
<dd><p>Pixel format of the framebuffer.  Defaults to &lsquo;<samp>bgr0</samp>&rsquo;.
</p>
</dd>
<dt>&lsquo;<samp>format_modifier</samp>&rsquo;</dt>
<dd><p>Format modifier to signal on output frames.  This is necessary to import correctly into
some APIs, but can&rsquo;t be autodetected.  See the libdrm documentation for possible values.
</p>
</dd>
<dt>&lsquo;<samp>crtc_id<