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<span style="font-family:monospace"><span style="color:rgb(0,0,0)">buff = Gst.Buffer.new_allocate(None, 20, None)</span><br></span></div><div>



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<span style="font-family:monospace"><span style="color:rgb(0,0,0)">success, info = buff.map(Gst.MapFlags.READ)</span><br></span></div></div><div>



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<span style="font-family:monospace"><span style="color:rgb(0,0,0)">info</span><span style="color:rgb(24,24,178)">.</span><span style="color:rgb(0,0,0)">data </span><span style="color:rgb(24,24,178)">=</span><span style="color:rgb(0,0,0)"> </span><span style="color:rgb(24,24,178)">[</span><span style="color:rgb(24,178,178)">1</span><span style="color:rgb(24,24,178)">,</span><span style="color:rgb(24,178,178)">1</span><span style="color:rgb(24,24,178)">,</span><span style="color:rgb(24,178,178)">1</span><span style="color:rgb(24,24,178)">,</span><span style="color:rgb(24,178,178)">1</span><span style="color:rgb(24,24,178)">,</span><span style="color:rgb(24,178,178)">1</span><span style="color:rgb(24,24,178)">]</span><br></span></div></div><div><span style="font-family:monospace"><span style="color:rgb(24,24,178)"><br></span></span></div><div>



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<span style="font-family:monospace"><span style="color:rgb(178,24,24)">RuntimeError</span><span style="color:rgb(0,0,0)">: unable to set value for field<br></span><br>I must be doing something stupid...</span></div></div></div>