Help Center/ Media Processing Center/ SDK Reference/ Java SDK/ Transcoding Templates/ Updating a Transcoding Template
Updated on 2024-05-09 GMT+08:00
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Updating a Transcoding Template

You can reset template parameters to update a transcoding template.

Core Code

  1. Set template parameters. 
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    // Set a request for updating a transcoding template.
UpdateTransTemplateRequest req = new UpdateTransTemplateRequest()
        .withBody(new ModifyTransTemplateReq().withTemplateName("test_123").withTemplateId(346090L)
               // Set video parameters.
                .withVideo(new Video()
                        // Video encoding format. The value 1 indicates H.264, and the value 2 indicates H.265.
                        .withCodec(1)
                        // Video bitrate (kbit/s)
                        .withBitrate(3200)
                        // Encoding level. The recommended value is 3.
                        .withProfile(3)
                        .withLevel(15)
                        // Encoding quality. A larger value indicates higher quality and longer duration.
                        .withPreset(3)
                        .withRefFramesCount(4)
                        .withMaxIframesInterval(5)
                        .withBframesCount(4)
                        .withHeight(480)
                        .withWidth(720))
                // Set audio parameters.
                .withAudio(new Audio()
                        // Audio encoding format. The value can be 1 (AAC), 2 (HEAAC1), 3 (HEAAC2), or 4 (MP3).
                        .withCodec(1)
                        // Sampling rate. The value can be 1 (AUDIO_SAMPLE_AUTO), 2 (22,050 Hz), 3 (32,000 Hz), 4 (44,100 Hz), 5 (48,000 Hz), or 6 (96,000 Hz).
                        .withSampleRate(4)
                        // Audio bitrate (kbit/s)
                        .withBitrate(128)
                        // Number of audio channels.
                        .withChannels(2))
                // Set common parameters.
                .withCommon(new Common()
                        .withDashInterval(5)
                        .withHlsInterval(5)
                        // Whether to enable low bitrate HD.
                        .withPvc(false)
                        // Pack type. The value can be 1 (HLS), 2 (DASH), 3 (HLS+DASH), 4 (MP4), 5 (MP3), or 6 (ADTS).
                        .withPackType(1)));
  2. Send the request for updating a transcoding template and return a message. 
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    // Send the request.
UpdateTransTemplateResponse rsp = initMpcClient().updateTransTemplate(req);
// Print the response parameters.
System.out.println("UpdateTransTemplateResponse=" + JsonUtils.toJSON(rsp));

Sample Code

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import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ClientRequestException;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.http.HttpConfig;
import com.huaweicloud.sdk.core.utils.JsonUtils;
import com.huaweicloud.sdk.mpc.v1.MpcClient;
import com.huaweicloud.sdk.mpc.v1.model.Audio;
import com.huaweicloud.sdk.mpc.v1.model.Common;
import com.huaweicloud.sdk.mpc.v1.model.ModifyTransTemplateReq;
import com.huaweicloud.sdk.mpc.v1.model.UpdateTransTemplateRequest;
import com.huaweicloud.sdk.mpc.v1.model.UpdateTransTemplateResponse;
import com.huaweicloud.sdk.mpc.v1.model.Video;
import com.obs.services.internal.ServiceException;

public class TestUpdateTranscodeTemplate {
    /**
     * Initialize the MPC client.
     * @return
     */
    public static MpcClient initMpcClient() {
        HttpConfig httpConfig = HttpConfig.getDefaultHttpConfig().withIgnoreSSLVerification(true).withTimeout(3);
        // Configure the HTTP proxy.
        //httpConfig.withProxyHost("xxxxxx").withProxyPort(xxxxxx).withProxyUsername("xxxxxx").
        //        withProxyPassword("xxxxxx");
        // Enter the AK and SK. To view your AK and SK, choose My CredentialsAccess Keys under your account on the console.
        String ak = "xxxxxx";
        String sk = "xxxxxx";
        // Enter the project ID. To view your project ID, choose My CredentialsAPI Credentials under your account on the console.
        String projectId = "xxxxxx";
        // Enter the endpoint. The following uses region01 as an example.
        String endpoint = "https://mpc.region01.myhuaweicloud.com";
        BasicCredentials auth = new BasicCredentials().withAk(ak).withSk(sk).withProjectId(projectId);
        return MpcClient.newBuilder()
                .withHttpConfig(httpConfig)
                .withCredential(auth)
                .withEndpoint(endpoint)
                .build();
    }

    /**
     * Update a transcoding template.
     * @param args
     */
    public static void main(String[] args) {
        // Set the request for updating a transcoding template.
        UpdateTransTemplateRequest req = new UpdateTransTemplateRequest()
                .withBody(new ModifyTransTemplateReq().withTemplateName("test_123").withTemplateId(346090L)
                        // Set video parameters.
                        .withVideo(new Video()
                                // Video encoding format. The value 1 indicates H.264, and the value 2 indicates H.265.
                                .withCodec(1)
                                // Video bitrate (kbit/s)
                                .withBitrate(3200)
                                // Encoding level. The recommended value is 3.
                                .withProfile(3)
                                .withLevel(15)
                                // Encoding quality. A larger value indicates higher quality and longer duration.
                                .withPreset(3)
                                .withRefFramesCount(4)
                                .withMaxIframesInterval(5)
                                .withBframesCount(4)
                                .withHeight(480)
                                .withWidth(720))
                        // Set audio parameters.
                        .withAudio(new Audio()
                                // Audio encoding format. The value can be 1 (AAC), 2 (HEAAC1), 3 (HEAAC2), or 4 (MP3).
                                .withCodec(1)
                                // Sampling rate. The value can be 1 (AUDIO_SAMPLE_AUTO), 2 (22,050 Hz), 3 (32,000 Hz), 4 (44,100 Hz), 5 (48,000 Hz), or 6 (96,000 Hz).
                                .withSampleRate(4)
                                // Audio bitrate (kbit/s)
                                .withBitrate(128)
                                // Number of audio channels.
                                .withChannels(2))
                        // Set common parameters.
                        .withCommon(new Common()
                                .withDashInterval(5)
                                .withHlsInterval(5)
                                // Whether to enable low bitrate HD.
                                .withPvc(false)
                                // Pack type. The value can be 1 (HLS), 2 (DASH), 3 (HLS+DASH), 4 (MP4), 5 (MP3), or 6 (ADTS).
                                .withPackType(1)));
        // Send the request for updating a transcoding template.
        try {
            UpdateTransTemplateResponse rsp = initMpcClient().updateTransTemplate(req);
            System.out.println("UpdateTransTemplateResponse=" + JsonUtils.toJSON(rsp));
        } catch (ClientRequestException | ConnectionException | RequestTimeoutException | ServiceException e) {
            System.out.println(e);
        }
    }
}
Parent topic: Transcoding Templates