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feat: add code sample and test for concatenating two input videos (GoogleCloudPlatform#1574)
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‎media/transcoder/README

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@@ -50,7 +50,17 @@ See the [Transcoder Documentation](https://cloud.google.com/transcoder/docs/) fo
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## Troubleshooting
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* See the [Troubleshooting guide](https://cloud.google.com/transcoder/docs/troubleshooting) for more information.
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### bcmath extension missing
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If you see an error like this:
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```
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PHP Fatal error: Uncaught Error: Call to undefined function Google\Protobuf\Internal\bcsub()
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```
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You need to install the BC-Math extension.
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See the [Troubleshooting guide](https://cloud.google.com/transcoder/docs/troubleshooting) for more information.
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## Contributing changes
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‎media/transcoder/composer.json

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{
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"require": {
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"google/cloud-video-transcoder": "^0.3.0",
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"google/cloud-storage": "^1.9"
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"google/cloud-storage": "^1.9",
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"ext-bcmath": "*"
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}
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}

‎media/transcoder/src/create_job_with_concatenated_inputs.php

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/**
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* Copyright 2021 Google Inc.
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*
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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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/**
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* For instructions on how to run the samples:
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*
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* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/media/transcoder/README.md
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*/
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namespace Google\Cloud\Samples\Media\Transcoder;
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# [START transcoder_create_job_with_concatenated_inputs]
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use Google\Cloud\Video\Transcoder\V1\AudioStream;
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use Google\Cloud\Video\Transcoder\V1\EditAtom;
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use Google\Cloud\Video\Transcoder\V1\ElementaryStream;
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use Google\Cloud\Video\Transcoder\V1\Input;
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use Google\Cloud\Video\Transcoder\V1\Job;
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use Google\Cloud\Video\Transcoder\V1\JobConfig;
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use Google\Cloud\Video\Transcoder\V1\MuxStream;
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use Google\Cloud\Video\Transcoder\V1\TranscoderServiceClient;
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use Google\Cloud\Video\Transcoder\V1\VideoStream;
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use Google\Protobuf\Duration;
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/**
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* Creates a job based on a supplied job config that concatenates two input videos.
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*
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* @param string $projectId The ID of your Google Cloud Platform project.
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* @param string $location The location of the job.
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* @param string $input1Uri Uri of the first video in the Cloud Storage bucket.
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* @param float $startTimeInput1 Start time, in fractional seconds, relative to the first input video timeline.
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* @param float $endTimeInput1 End time, in fractional seconds, relative to the first input video timeline.
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* @param string $input2Uri Uri of the second video in the Cloud Storage bucket.
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* @param float $startTimeInput2 Start time, in fractional seconds, relative to the second input video timeline.
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* @param float $endTimeInput2 End time, in fractional seconds, relative to the second input video timeline.
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* @param string $outputUri Uri of the video output folder in the Cloud Storage bucket.
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*/
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function create_job_with_concatenated_inputs($projectId, $location, $input1Uri, $startTimeInput1, $endTimeInput1, $input2Uri, $startTimeInput2, $endTimeInput2, $outputUri)
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{
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$startTimeInput1Sec = (int) floor(abs($startTimeInput1));
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$startTimeInput1Nanos = (int) (1000000000 * bcsub(abs($startTimeInput1), floor(abs($startTimeInput1)), 4));
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$endTimeInput1Sec = (int) floor(abs($endTimeInput1));
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$endTimeInput1Nanos = (int) (1000000000 * bcsub(abs($endTimeInput1), floor(abs($endTimeInput1)), 4));
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$startTimeInput2Sec = (int) floor(abs($startTimeInput2));
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$startTimeInput2Nanos = (int) (1000000000 * bcsub(abs($startTimeInput2), floor(abs($startTimeInput2)), 4));
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$endTimeInput2Sec = (int) floor(abs($endTimeInput2));
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$endTimeInput2Nanos = (int) (1000000000 * bcsub(abs($endTimeInput2), floor(abs($endTimeInput2)), 4));
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// Instantiate a client.
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$transcoderServiceClient = new TranscoderServiceClient();
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$formattedParent = $transcoderServiceClient->locationName($projectId, $location);
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$jobConfig =
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(new JobConfig())->setInputs([
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(new Input())
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->setKey('input1')
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->setUri($input1Uri),
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(new Input())
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->setKey('input2')
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->setUri($input2Uri)
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])->setEditList([
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(new EditAtom())
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->setKey('atom1')
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->setInputs(['input1'])
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->setStartTimeOffset(new Duration(['seconds' => $startTimeInput1Sec, 'nanos' => $startTimeInput1Nanos]))
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->setEndTimeOffset(new Duration(['seconds' => $endTimeInput1Sec, 'nanos' => $endTimeInput1Nanos])),
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(new EditAtom())
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->setKey('atom2')
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->setInputs(['input2'])
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->setStartTimeOffset(new Duration(['seconds' => $startTimeInput2Sec, 'nanos' => $startTimeInput2Nanos]))
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->setEndTimeOffset(new Duration(['seconds' => $endTimeInput2Sec, 'nanos' => $endTimeInput2Nanos])),
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])->setElementaryStreams([
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(new ElementaryStream())
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->setKey('video-stream0')
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->setVideoStream(
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(new VideoStream())->setH264(
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(new VideoStream\H264CodecSettings())
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->setBitrateBps(550000)
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->setFrameRate(60)
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->setHeightPixels(360)
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->setWidthPixels(640)
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)
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),
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(new ElementaryStream())
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->setKey('audio-stream0')
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->setAudioStream(
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(new AudioStream())
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->setCodec('aac')
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->setBitrateBps(64000)
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)
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])->setMuxStreams([
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(new MuxStream())
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->setKey('sd')
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->setContainer('mp4')
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->setElementaryStreams(['video-stream0', 'audio-stream0'])
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]);
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$job = (new Job())
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->setOutputUri($outputUri)
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->setConfig($jobConfig);
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$response = $transcoderServiceClient->createJob($formattedParent, $job);
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// Print job name.
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printf('Job: %s' . PHP_EOL, $response->getName());
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}
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# [END transcoder_create_job_with_concatenated_inputs]
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require_once __DIR__ . '/../../../testing/sample_helpers.php';
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\Google\Cloud\Samples\execute_sample(__FILE__, __NAMESPACE__, $argv);

‎media/transcoder/test/data/ForBiggerEscapes.mp4

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‎media/transcoder/test/data/ForBiggerJoyrides.mp4

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‎media/transcoder/test/transcoderTest.php

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@@ -39,8 +39,12 @@ class transcoderTest extends TestCase
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private static $testVideoFileName = 'ChromeCast.mp4';
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private static $testOverlayImageFileName = 'overlay.jpg';
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private static $testConcatVideo1FileName = 'ForBiggerEscapes.mp4';
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private static $testConcatVideo2FileName = 'ForBiggerJoyrides.mp4';
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private static $inputVideoUri;
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private static $inputConcatVideo1Uri;
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private static $inputConcatVideo2Uri;
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private static $inputOverlayUri;
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private static $outputUriForPreset;
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private static $outputUriForAdHoc;
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private static $outputUriForStaticOverlay;
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private static $outputUriForPeriodicImagesSpritesheet;
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private static $outputUriForSetNumberImagesSpritesheet;
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private static $outputUriForConcat;
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private static $preset = 'preset/web-hd';
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private static $jobIdRegex;
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'name' => self::$testVideoFileName
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]);
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$file = fopen(__DIR__ . '/data/' . self::$testConcatVideo1FileName, 'r');
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self::$bucket->upload($file, [
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'name' => self::$testConcatVideo1FileName
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]);
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$file = fopen(__DIR__ . '/data/' . self::$testConcatVideo2FileName, 'r');
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self::$bucket->upload($file, [
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'name' => self::$testConcatVideo2FileName
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]);
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$file = fopen(__DIR__ . '/data/' . self::$testOverlayImageFileName, 'r');
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self::$bucket->upload($file, [
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'name' => self::$testOverlayImageFileName
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]);
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self::$inputVideoUri = sprintf('gs://%s/%s', $bucketName, self::$testVideoFileName);
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self::$inputConcatVideo1Uri = sprintf('gs://%s/%s', $bucketName, self::$testConcatVideo1FileName);
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self::$inputConcatVideo2Uri = sprintf('gs://%s/%s', $bucketName, self::$testConcatVideo2FileName);
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self::$inputOverlayUri = sprintf('gs://%s/%s', $bucketName, self::$testOverlayImageFileName);
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self::$outputUriForPreset = sprintf('gs://%s/test-output-preset/', $bucketName);
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self::$outputUriForAdHoc = sprintf('gs://%s/test-output-adhoc/', $bucketName);
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self::$outputUriForStaticOverlay = sprintf('gs://%s/test-output-static-overlay/', $bucketName);
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self::$outputUriForPeriodicImagesSpritesheet = sprintf('gs://%s/test-output-periodic-spritesheet/', $bucketName);
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self::$outputUriForSetNumberImagesSpritesheet = sprintf('gs://%s/test-output-set-number-spritesheet/', $bucketName);
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self::$outputUriForConcat = sprintf('gs://%s/test-output-concat/', $bucketName);
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self::$jobIdRegex = sprintf('~projects/%s/locations/%s/jobs/~', self::$projectNumber, self::$location);
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}
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$jobId
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]);
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}
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public function testJobConcat()
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{
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$output = $this->runFunctionSnippet('create_job_with_concatenated_inputs', [
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self::$projectId,
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self::$location,
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self::$inputConcatVideo1Uri,
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0,
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8.1,
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self::$inputConcatVideo2Uri,
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3.5,
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15,
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self::$outputUriForConcat
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]);
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$this->assertRegExp(sprintf('%s', self::$jobIdRegex), $output);
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$jobId = explode('/', $output);
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$jobId = trim($jobId[(count($jobId) - 1)]);
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sleep(30);
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$this->assertJobStateSucceeded($jobId);
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$this->runFunctionSnippet('delete_job', [
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self::$projectId,
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self::$location,
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$jobId
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]);
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}
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}

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