public Builder clearParity() {
          parity_ = getDefaultInstance().getParity();
          bitField0_ = (bitField0_ & ~0x00000004);
          onChanged();
          return this;
        }
<pre>
The picture field parity assumed for the input interlaced video.
The default is `auto`.
Supported values:

- `tff`: Assume the top field is first
- `bff`: Assume the bottom field is first
- `auto`: Enable automatic detection of field parity
</pre>

<code>string parity = 3;</code>

@return This builder for chaining.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/PreprocessingConfig.java