@java.lang.Override
    public java.lang.String getPixelFormat() {
      java.lang.Object ref = pixelFormat_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        pixelFormat_ = s;
        return s;
      }
    }
<pre>
Pixel format to use. The default is `yuv420p`.

Supported pixel formats:

- `yuv420p` pixel format
- `yuv422p` pixel format
- `yuv444p` pixel format
- `yuv420p10` 10-bit HDR pixel format
- `yuv422p10` 10-bit HDR pixel format
- `yuv444p10` 10-bit HDR pixel format
- `yuv420p12` 12-bit HDR pixel format
- `yuv422p12` 12-bit HDR pixel format
- `yuv444p12` 12-bit HDR pixel format
</pre>

<code>string pixel_format = 5;</code>

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