@java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10:
              {
                com.google.cloud.speech.v1.SpeechRecognitionAlternative m =
                    input.readMessage(
                        com.google.cloud.speech.v1.SpeechRecognitionAlternative.parser(),
                        extensionRegistry);
                if (alternativesBuilder_ == null) {
                  ensureAlternativesIsMutable();
                  alternatives_.add(m);
                } else {
                  alternativesBuilder_.addMessage(m);
                }
                break;
              } // case 10
            case 16:
              {
                isFinal_ = input.readBool();
                bitField0_ |= 0x00000002;
                break;
              } // case 16
            case 29:
              {
                stability_ = input.readFloat();
                bitField0_ |= 0x00000004;
                break;
              } // case 29
            case 34:
              {
                input.readMessage(getResultEndTimeFieldBuilder().getBuilder(), extensionRegistry);
                bitField0_ |= 0x00000008;
                break;
              } // case 34
            case 40:
              {
                channelTag_ = input.readInt32();
                bitField0_ |= 0x00000010;
                break;
              } // case 40
            case 50:
              {
                languageCode_ = input.readStringRequireUtf8();
                bitField0_ |= 0x00000020;
                break;
              } // case 50
            default:
              {
                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                  done = true; // was an endgroup tag
                }
                break;
              } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }
<pre>
A streaming speech recognition result corresponding to a portion of the audio
that is currently being processed.
</pre>

Protobuf type {@code google.cloud.speech.v1.StreamingRecognitionResult}
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/StreamingRecognitionResult.java