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feat(samples): add samples and tests for adding captions to videos (#143)
* feat(samples): add samples and tests for adding captions to videos * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
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‎media/transcoder/createJobWithEmbeddedCaptions.js‎

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/**
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* Copyright 2022, Google, Inc.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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function main(projectId, location, inputVideoUri, inputCaptionsUri, outputUri) {
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// [START transcoder_create_job_with_embedded_captions]
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/**
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* TODO(developer): Uncomment these variables before running the sample.
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*/
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// projectId = 'my-project-id';
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// location = 'us-central1';
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// inputVideoUri = 'gs://my-bucket/my-video-file';
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// inputCaptionsUri = 'gs://my-bucket/my-captions-file';
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// outputUri = 'gs://my-bucket/my-output-folder/';
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// Imports the Transcoder library
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const {TranscoderServiceClient} =
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require('@google-cloud/video-transcoder').v1;
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// Instantiates a client
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const transcoderServiceClient = new TranscoderServiceClient();
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async function createJobWithEmbeddedCaptions() {
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// Construct request
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const request = {
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parent: transcoderServiceClient.locationPath(projectId, location),
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job: {
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outputUri: outputUri,
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config: {
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inputs: [
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{
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key: 'input0',
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uri: inputVideoUri,
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},
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{
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key: 'caption_input0',
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uri: inputCaptionsUri,
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},
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],
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editList: [
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{
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key: 'atom0',
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inputs: ['input0', 'caption_input0'],
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},
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],
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elementaryStreams: [
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{
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key: 'video-stream0',
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videoStream: {
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h264: {
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heightPixels: 360,
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widthPixels: 640,
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bitrateBps: 550000,
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frameRate: 60,
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},
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},
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},
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{
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key: 'audio-stream0',
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audioStream: {
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codec: 'aac',
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bitrateBps: 64000,
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},
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},
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{
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key: 'cea-stream0',
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textStream: {
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codec: 'cea608',
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mapping: [
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{
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atomKey: 'atom0',
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inputKey: 'caption_input0',
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inputTrack: 0,
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},
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],
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},
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},
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],
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muxStreams: [
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{
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key: 'sd',
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container: 'mp4',
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elementaryStreams: ['video-stream0', 'audio-stream0'],
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},
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{
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key: 'sd-hls',
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container: 'ts',
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elementaryStreams: ['video-stream0', 'audio-stream0'],
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},
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{
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key: 'sd-dash',
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container: 'fmp4',
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elementaryStreams: ['video-stream0'],
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},
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{
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key: 'audio-dash',
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container: 'fmp4',
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elementaryStreams: ['audio-stream0'],
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},
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],
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manifests: [
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{
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fileName: 'manifest.m3u8',
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type: 'HLS',
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muxStreams: ['sd-hls'],
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},
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{
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fileName: 'manifest.mpd',
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type: 'DASH',
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muxStreams: ['sd-dash', 'audio-dash'],
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},
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],
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},
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},
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};
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// Run request
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const [response] = await transcoderServiceClient.createJob(request);
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console.log(`Job: ${response.name}`);
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}
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createJobWithEmbeddedCaptions();
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// [END transcoder_create_job_with_embedded_captions]
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}
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// node createJobWithEmbeddedCaptions.js <projectId> <location> <inputVideoUri> <inputCaptionsUri> <outputUri>
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process.on('unhandledRejection', err => {
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console.error(err.message);
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process.exitCode = 1;
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});
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main(...process.argv.slice(2));

‎media/transcoder/createJobWithStandaloneCaptions.js‎

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/**
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* Copyright 2022, Google, Inc.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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function main(projectId, location, inputVideoUri, inputCaptionsUri, outputUri) {
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// [START transcoder_create_job_with_standalone_captions]
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/**
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* TODO(developer): Uncomment these variables before running the sample.
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*/
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// projectId = 'my-project-id';
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// location = 'us-central1';
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// inputVideoUri = 'gs://my-bucket/my-video-file';
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// inputCaptionsUri = 'gs://my-bucket/my-captions-file';
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// outputUri = 'gs://my-bucket/my-output-folder/';
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// Imports the Transcoder library
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const {TranscoderServiceClient} =
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require('@google-cloud/video-transcoder').v1;
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// Instantiates a client
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const transcoderServiceClient = new TranscoderServiceClient();
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async function createJobWithStandaloneCaptions() {
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// Construct request
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const request = {
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parent: transcoderServiceClient.locationPath(projectId, location),
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job: {
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outputUri: outputUri,
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config: {
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inputs: [
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{
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key: 'input0',
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uri: inputVideoUri,
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},
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{
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key: 'caption_input0',
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uri: inputCaptionsUri,
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},
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],
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editList: [
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{
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key: 'atom0',
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inputs: ['input0', 'caption_input0'],
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},
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],
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elementaryStreams: [
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{
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key: 'video-stream0',
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videoStream: {
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h264: {
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heightPixels: 360,
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widthPixels: 640,
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bitrateBps: 550000,
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frameRate: 60,
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},
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},
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},
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{
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key: 'audio-stream0',
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audioStream: {
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codec: 'aac',
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bitrateBps: 64000,
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},
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},
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{
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key: 'vtt-stream0',
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textStream: {
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codec: 'webvtt',
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mapping: [
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{
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atomKey: 'atom0',
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inputKey: 'caption_input0',
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inputTrack: 0,
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},
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],
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},
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},
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],
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muxStreams: [
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{
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key: 'sd-hls-fmp4',
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container: 'fmp4',
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elementaryStreams: ['video-stream0'],
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},
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{
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key: 'audio-hls-fmp4',
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container: 'fmp4',
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elementaryStreams: ['audio-stream0'],
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},
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{
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key: 'text-vtt',
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container: 'vtt',
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elementaryStreams: ['vtt-stream0'],
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segmentSettings: {
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segmentDuration: {
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seconds: 6,
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},
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individualSegments: true,
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},
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},
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],
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manifests: [
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{
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fileName: 'manifest.m3u8',
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type: 'HLS',
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muxStreams: ['sd-hls-fmp4', 'audio-hls-fmp4', 'text-vtt'],
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},
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],
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},
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},
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};
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// Run request
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const [response] = await transcoderServiceClient.createJob(request);
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console.log(`Job: ${response.name}`);
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}
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createJobWithStandaloneCaptions();
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// [END transcoder_create_job_with_standalone_captions]
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}
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// node createJobWithStandaloneCaptions.js <projectId> <location> <inputVideoUri> <inputCaptionsUri> <outputUri>
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process.on('unhandledRejection', err => {
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console.error(err.message);
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process.exitCode = 1;
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});
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main(...process.argv.slice(2));

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