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feat(samples): add samples and tests for adding captions to videos (#143
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* feat(samples): add samples and tests for adding captions to videos

* 🦉 Updates from OwlBot

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Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
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irataxy and gcf-owl-bot[bot] authored Jan 12, 2022
1 parent 4c3725a commit 28588db
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144 changes: 144 additions & 0 deletions media/transcoder/createJobWithEmbeddedCaptions.js
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/**
* Copyright 2022, Google, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

'use strict';

function main(projectId, location, inputVideoUri, inputCaptionsUri, outputUri) {
// [START transcoder_create_job_with_embedded_captions]
/**
* TODO(developer): Uncomment these variables before running the sample.
*/
// projectId = 'my-project-id';
// location = 'us-central1';
// inputVideoUri = 'gs://my-bucket/my-video-file';
// inputCaptionsUri = 'gs://my-bucket/my-captions-file';
// outputUri = 'gs://my-bucket/my-output-folder/';

// Imports the Transcoder library
const {TranscoderServiceClient} =
require('@google-cloud/video-transcoder').v1;

// Instantiates a client
const transcoderServiceClient = new TranscoderServiceClient();

async function createJobWithEmbeddedCaptions() {
// Construct request
const request = {
parent: transcoderServiceClient.locationPath(projectId, location),
job: {
outputUri: outputUri,
config: {
inputs: [
{
key: 'input0',
uri: inputVideoUri,
},
{
key: 'caption_input0',
uri: inputCaptionsUri,
},
],
editList: [
{
key: 'atom0',
inputs: ['input0', 'caption_input0'],
},
],
elementaryStreams: [
{
key: 'video-stream0',
videoStream: {
h264: {
heightPixels: 360,
widthPixels: 640,
bitrateBps: 550000,
frameRate: 60,
},
},
},
{
key: 'audio-stream0',
audioStream: {
codec: 'aac',
bitrateBps: 64000,
},
},
{
key: 'cea-stream0',
textStream: {
codec: 'cea608',
mapping: [
{
atomKey: 'atom0',
inputKey: 'caption_input0',
inputTrack: 0,
},
],
},
},
],
muxStreams: [
{
key: 'sd',
container: 'mp4',
elementaryStreams: ['video-stream0', 'audio-stream0'],
},
{
key: 'sd-hls',
container: 'ts',
elementaryStreams: ['video-stream0', 'audio-stream0'],
},
{
key: 'sd-dash',
container: 'fmp4',
elementaryStreams: ['video-stream0'],
},
{
key: 'audio-dash',
container: 'fmp4',
elementaryStreams: ['audio-stream0'],
},
],
manifests: [
{
fileName: 'manifest.m3u8',
type: 'HLS',
muxStreams: ['sd-hls'],
},
{
fileName: 'manifest.mpd',
type: 'DASH',
muxStreams: ['sd-dash', 'audio-dash'],
},
],
},
},
};

// Run request
const [response] = await transcoderServiceClient.createJob(request);
console.log(`Job: ${response.name}`);
}

createJobWithEmbeddedCaptions();
// [END transcoder_create_job_with_embedded_captions]
}

// node createJobWithEmbeddedCaptions.js <projectId> <location> <inputVideoUri> <inputCaptionsUri> <outputUri>
process.on('unhandledRejection', err => {
console.error(err.message);
process.exitCode = 1;
});
main(...process.argv.slice(2));
140 changes: 140 additions & 0 deletions media/transcoder/createJobWithStandaloneCaptions.js
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/**
* Copyright 2022, Google, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

'use strict';

function main(projectId, location, inputVideoUri, inputCaptionsUri, outputUri) {
// [START transcoder_create_job_with_standalone_captions]
/**
* TODO(developer): Uncomment these variables before running the sample.
*/
// projectId = 'my-project-id';
// location = 'us-central1';
// inputVideoUri = 'gs://my-bucket/my-video-file';
// inputCaptionsUri = 'gs://my-bucket/my-captions-file';
// outputUri = 'gs://my-bucket/my-output-folder/';

// Imports the Transcoder library
const {TranscoderServiceClient} =
require('@google-cloud/video-transcoder').v1;

// Instantiates a client
const transcoderServiceClient = new TranscoderServiceClient();

async function createJobWithStandaloneCaptions() {
// Construct request
const request = {
parent: transcoderServiceClient.locationPath(projectId, location),
job: {
outputUri: outputUri,
config: {
inputs: [
{
key: 'input0',
uri: inputVideoUri,
},
{
key: 'caption_input0',
uri: inputCaptionsUri,
},
],
editList: [
{
key: 'atom0',
inputs: ['input0', 'caption_input0'],
},
],
elementaryStreams: [
{
key: 'video-stream0',
videoStream: {
h264: {
heightPixels: 360,
widthPixels: 640,
bitrateBps: 550000,
frameRate: 60,
},
},
},
{
key: 'audio-stream0',
audioStream: {
codec: 'aac',
bitrateBps: 64000,
},
},
{
key: 'vtt-stream0',
textStream: {
codec: 'webvtt',
mapping: [
{
atomKey: 'atom0',
inputKey: 'caption_input0',
inputTrack: 0,
},
],
},
},
],
muxStreams: [
{
key: 'sd-hls-fmp4',
container: 'fmp4',
elementaryStreams: ['video-stream0'],
},
{
key: 'audio-hls-fmp4',
container: 'fmp4',
elementaryStreams: ['audio-stream0'],
},
{
key: 'text-vtt',
container: 'vtt',
elementaryStreams: ['vtt-stream0'],
segmentSettings: {
segmentDuration: {
seconds: 6,
},
individualSegments: true,
},
},
],
manifests: [
{
fileName: 'manifest.m3u8',
type: 'HLS',
muxStreams: ['sd-hls-fmp4', 'audio-hls-fmp4', 'text-vtt'],
},
],
},
},
};

// Run request
const [response] = await transcoderServiceClient.createJob(request);
console.log(`Job: ${response.name}`);
}

createJobWithStandaloneCaptions();
// [END transcoder_create_job_with_standalone_captions]
}

// node createJobWithStandaloneCaptions.js <projectId> <location> <inputVideoUri> <inputCaptionsUri> <outputUri>
process.on('unhandledRejection', err => {
console.error(err.message);
process.exitCode = 1;
});
main(...process.argv.slice(2));
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