public Builder setFilenameSuffix(
                im.turms.plugin.livekit.core.proto.egress.ImageFileSuffix value) {
            if (value == null) {
                throw new NullPointerException();
            }
            bitField0_ |= 0x00000010;
            filenameSuffix_ = value.getNumber();
            onChanged();
            return this;
        }
<pre>
(optional, default INDEX)
</pre>

<code>.livekit.ImageFileSuffix filename_suffix = 5;</code>

@param value The filenameSuffix to set.
@return This builder for chaining.
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/egress/ImageOutput.java