public Builder setEndTimeOffset(com.google.protobuf.Duration.Builder builderForValue) {
      if (endTimeOffsetBuilder_ == null) {
        endTimeOffset_ = builderForValue.build();
      } else {
        endTimeOffsetBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
<pre>
End time in seconds, relative to the output file timeline. When
`end_time_offset` is not specified, the sprites are generated until the end
of the output file.
</pre>

<code>.google.protobuf.Duration end_time_offset = 8;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/SpriteSheet.java