public Builder setDuration(long value) {

        duration_ = value;
        bitField0_ |= 0x00000020;
        onChanged();
        return this;
      }
<pre>
time in miliseconds
</pre>

<code>int64 duration = 6;</code>
@param value The duration to set.
@return This builder for chaining.
benchmark/src/main/java/com/alibaba/fastjson2/benchmark/protobuf/MediaContentHolder.java