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< ? php
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
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/*
* ABOUT THIS PHP SAMPLE: This sample is part of the Elastic Transcoder Developer Guide topic at
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* https://docs.aws.amazon.com/elastictranscoder/latest/developerguide/introduction.html
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*
*/
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// snippet-start:[elastictranscoder.php.creation.sample]
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// Path to your PHP autoload. If you are using a phar installation, this is the
// path to your aws.phar file.
require_once 'path/to/autoload.php' ;
use Aws\ElasticTranscoder\ElasticTranscoderClient ;
// Region where the sample will be run.
$region = 'us-east-1' ;
// HLS Presets that will be used to create an adaptive bitrate playlist.
$hls_64k_audio_preset_id = '1351620000001-200071' ;
$hls_0400k_preset_id = '1351620000001-200050' ;
$hls_0600k_preset_id = '1351620000001-200040' ;
$hls_1000k_preset_id = '1351620000001-200030' ;
$hls_1500k_preset_id = '1351620000001-200020' ;
$hls_2000k_preset_id = '1351620000001-200010' ;
$hls_presets = array (
'hlsAudio' => $hls_64k_audio_preset_id ,
'hls0400k' => $hls_0400k_preset_id ,
'hls0600k' => $hls_0600k_preset_id ,
'hls1000k' => $hls_1000k_preset_id ,
'hls1500k' => $hls_1500k_preset_id ,
'hls2000k' => $hls_2000k_preset_id ,
);
// HLS Segment duration that will be targeted.
$segment_duration = '2' ;
//All outputs will have this prefix prepended to their output key.
$output_key_prefix = 'elastic-transcoder-samples/output/hls/' ;
// Create the client for Elastic Transcoder.
$transcoder_client = ElasticTranscoderClient :: factory ([ 'region' => $region , 'default_caching_config' => '/tmp' ]);
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function create_hls_job (
$transcoder_client ,
$pipeline_id ,
$input_key ,
$output_key_prefix ,
$hls_presets ,
$segment_duration
) {
// Set up the job input using the provided input key.
$input = [ 'Key' => $input_key ];
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//Set up the job outputs using the HLS presets.
$output_key = hash ( 'sha256' , utf8_encode ( $input_key ));
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// Specify the outputs based on the hls presets array specified.
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$outputs = [];
foreach ( $hls_presets as $prefix => $preset_id ) {
$outputs [] = [ 'Key' => " $prefix / $output_key " , 'PresetId' => $preset_id , 'SegmentDuration' => $segment_duration ];
}
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// Setup master playlist which can be used to play using adaptive bitrate.
$playlist = [
'Name' => 'hls_' . $output_key ,
'Format' => 'HLSv3' ,
'OutputKeys' => array_map ( function ( $x ) {
return $x [ 'Key' ];
}, $outputs )
];
// Create the job.
$create_job_request = [
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'PipelineId' => $pipeline_id ,
'Input' => $input ,
'Outputs' => $outputs ,
'OutputKeyPrefix' => " $output_key_prefix $output_key / " ,
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'Playlists' => [ $playlist ]
];
$create_job_result = $transcoder_client -> createJob ( $create_job_request ) -> toArray ();
return $job = $create_job_result [ 'Job' ];
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}
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if ( $_SERVER [ 'REQUEST_METHOD' ] == 'GET' ) {
// If the request method is GET, return the form which will allow the user to
// specify pipeline and input key.
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echo " Create an Elastic Transcoder HLS job.<br><form action= \" HlsJobCreationSample.php \" " ;
echo " method= \" POST \" >Pipeline Id: <input name= \" pipelineid \" type= \" text \" /> (<a href= \" " ;
echo " http://docs.aws.amazon.com/elastictranscoder/latest/developerguide/sample-code.html#php-pipeline \" > " ;
echo " Create an Elastic Transcoder Pipeline</a>)<br>Input key: <input name= \" inputkey \" type= \" text \" /><br> " ;
echo " <input type= \" submit \" value= \" Create Job \" /></form> " ;
} elseif ( $_SERVER [ 'REQUEST_METHOD' ] == 'POST' ) {
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// If the request method is POST, create an HLS job using the posted data.
$job = create_hls_job (
$transcoder_client ,
$_POST [ 'pipelineid' ],
$_POST [ 'inputkey' ],
$output_key_prefix ,
$hls_presets ,
$segment_duration
);
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// Output the result.
echo '<PRE>' ;
echo " HLS job has been created: \n " ;
echo json_encode ( $job , JSON_PRETTY_PRINT );
echo '</PRE>' ;
}
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// snippet-end:[elastictranscoder.php.creation.sample]
