拼接是把多个不同格式 、不同编码、分辨率的视频拼接在一起,输出成一个格式、编码、分辨率相同的新视频。常用于添加固定的片头和片尾、直播录制视频拼接。剪辑是指裁剪视频的某一段,输出成一个新视频。常用于截取视频中精彩或关键的内容。本文提供了媒体处理PHP SDK视频拼接和简单剪辑相关功能的API调用示例。
前提条件
视频拼接和简单剪辑
调用SubmitJobs对视频进行拼接和简单剪辑,接口参数和返回字段详细信息请参见提交转码作业,调用示例如下:
<?php
namespace AlibabaCloud\SDK\Sample;
use AlibabaCloud\SDK\Mts\V20140618\Mts;
use AlibabaCloud\Darabonba\Env\Env;
use AlibabaCloud\Tea\Tea;
use AlibabaCloud\Tea\Utils\Utils;
use AlibabaCloud\Tea\Console\Console;
use Darabonba\OpenApi\Models\Config;
use AlibabaCloud\SDK\Mts\V20140618\Models\SubmitJobsRequest;
class Sample {
private $pipelineId = "<PipelineId>";
private $templateId = "S00000001-100020"; #转码模板ID,按需配置
private $ossLocation = "<OssLocation>";
private $bucket = "<bucket name>";
private $oss_input_object = "input.mp4";
private $oss_output_object = "output.mp4";
private $head_object = "head.mp4";
private $tail_object = "tail.mp4";
/**
* @param string $accessKeyId
* @param string $accessKeySecret
* @param string $regionId
* @return Mts
* 正式环境下 建议 protocol = "HTTPS";
*/
public static function createClient($accessKeyId, $accessKeySecret, $regionId){
$config = new Config([]);
$config->accessKeyId = $accessKeyId;
$config->accessKeySecret = $accessKeySecret;
$config->regionId = $regionId;
$config->protocol = "HTTP";
return new Mts($config);
}
/**
* @return void
*/
public static function main(){
$sample = new Sample;
$client = self::createClient(Env::getEnv("ALIBABA_CLOUD_ACCESS_KEY_ID"), Env::getEnv("ALIBABA_CLOUD_ACCESS_KEY_SECRET"), 'cn-shanghai');
$request = new SubmitJobsRequest([
"input" => json_encode(array(
'Location' => $sample->ossLocation,
'Bucket' => $sample->bucket,
'Object' => urlencode($sample->head_object))
),
"outputBucket" => $sample->bucket,
"outputLocation" => $sample->ossLocation,
"pipelineId" => $sample->pipelineId,
"outputs" => $sample->outputs(),
]);
$response = $client->submitJobs($request);
Console::log(Utils::toJSONString(Tea::merge($response->body)));
}
function outputs() {
$output = array('OutputObject' => urlencode($this->oss_output_object));
$output['Video'] = array('Width' => 1280,
'Height' => 720);
$output['TemplateId'] = $this->templateId;
//拼接参数
$merge_video = array('MergeURL' => 'http://'.$this->bucket.'.'.$this->ossLocation.'.aliyuncs.com/'.urlencode($this->oss_input_object));
$merge_tail = array('MergeURL' => 'http://'.$this->bucket.'.'.$this->ossLocation.'.aliyuncs.com/'.urlencode($this->tail_object));
$output['MergeList'] = array($merge_video, $merge_tail);
$outputs = array($output);
return json_encode($outputs);
}
}
$path = __DIR__ . \DIRECTORY_SEPARATOR . '..' . \DIRECTORY_SEPARATOR . 'vendor' . \DIRECTORY_SEPARATOR . 'autoload.php';
if (file_exists($path)) {
require_once $path;
}
Sample::main();
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