public Builder mergeFrom(com.google.cloud.video.stitcher.v1.CompanionAds other) {
      if (other == com.google.cloud.video.stitcher.v1.CompanionAds.getDefaultInstance())
        return this;
      if (other.displayRequirement_ != 0) {
        setDisplayRequirementValue(other.getDisplayRequirementValue());
      }
      if (companionsBuilder_ == null) {
        if (!other.companions_.isEmpty()) {
          if (companions_.isEmpty()) {
            companions_ = other.companions_;
            bitField0_ = (bitField0_ & ~0x00000002);
          } else {
            ensureCompanionsIsMutable();
            companions_.addAll(other.companions_);
          }
          onChanged();
        }
      } else {
        if (!other.companions_.isEmpty()) {
          if (companionsBuilder_.isEmpty()) {
            companionsBuilder_.dispose();
            companionsBuilder_ = null;
            companions_ = other.companions_;
            bitField0_ = (bitField0_ & ~0x00000002);
            companionsBuilder_ =
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                    ? getCompanionsFieldBuilder()
                    : null;
          } else {
            companionsBuilder_.addAllMessages(other.companions_);
          }
        }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Metadata for companion ads.
</pre>

Protobuf type {@code google.cloud.video.stitcher.v1.CompanionAds}
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/CompanionAds.java