public static com.google.cloud.video.transcoder.v1.Overlay.Image parseFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }
<pre>
Target image opacity. Valid values are from  `1.0` (solid, default) to
`0.0` (transparent), exclusive. Set this to a value greater than `0.0`.
</pre>

<code>double alpha = 3;</code>

@return The alpha.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/Overlay.java