<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div>Hi,<br><br>I define the following filter graph:<br><pre class="example">setpts=PTS-STARTPTS, fps=fps=20.00, scale=500:280; drawtext="fontfile=/usr/share/fonts/truetype/freefont/FreeSerif.ttf: text='Test Text'"</pre>And avfilter_graph_parse_ptr(), and avfilter_graph_config() are used to create filter graph.<br><br>How to set the name of filter 'drawtext' instance in the filter graph, i.e. AVFilterContext::name?<br><br>Thanks!<br><br>B.R.<br><br>Andrew<br><br></div></div><br><br><span title="neteasefooter"><p> </p></span>