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<?php
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declare(strict_types=1);
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namespace app\common\service;
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use think\facade\Log;
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/**
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* 腾讯云 TRTC 云端录制（CreateCloudRecording / DeleteCloudRecording）
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* 混流（合流）录制：在 RecordParams 中将 RecordMode 设为 2，并配合 MixLayoutParams / MixTranscodeParams。
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* 依赖：composer require tencentcloud/trtc
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*/
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class TrtcCloudRecordingService
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{
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/** RecordParams.RecordMode：混流录制（多路合成一个文件） */
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public const RECORD_MODE_MIX = 2;
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/**
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* 在应用启动时调用，避免 Guzzle 首次 defaultCaBundle() 缓存错误路径（Windows 常见 cURL error 60）。
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* 也可在发起请求前再次调用（重复 ini_set 无害）。
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*/
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public static function applyRecordingSslCaBundleEarly(): void
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{
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$path = self::resolveRecordingCaBundlePath();
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if ($path === '') {
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if (\function_exists('putenv')) {
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@putenv('TRTC_RECORDING_SSL_CAFILE');
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}
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return;
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}
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@ini_set('openssl.cafile', $path);
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@ini_set('curl.cainfo', $path);
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// 腾讯云 SDK 内 Guzzle 会忽略已缓存的 defaultCaBundle；通过环境变量让 HttpConnection 显式 verify
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if (\function_exists('putenv')) {
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@putenv('TRTC_RECORDING_SSL_CAFILE=' . $path);
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}
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}
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private static function resolveRecordingCaBundlePath(): string
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{
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$raw = trim((string)config('trtc.recording_ssl_cafile', ''));
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$path = trim($raw, " \t\"'");
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if ($path !== '' && is_readable($path)) {
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return $path;
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}
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$root = rtrim((string)root_path(), '/\\');
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$candidate = $root . DIRECTORY_SEPARATOR . 'cacert.pem';
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return is_readable($candidate) ? $candidate : '';
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}
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public static function sdkAvailable(): bool
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{
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return class_exists(\TencentCloud\Trtc\V20190722\TrtcClient::class);
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}
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/**
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* @param string|null $vodUserDefineRecordId 云点播文件名前缀（仅字母数字下划线连字符，≤64），便于与控制台单流区分；混流文件会带此前缀
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* @return array{ok:bool,task_id?:string,message?:string}
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*/
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public static function startMixRecording(
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int $sdkAppId,
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string $roomId,
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string $botUserId,
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string $botUserSig,
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?string $vodUserDefineRecordId = null
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): array {
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if (!self::sdkAvailable()) {
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return ['ok' => false, 'message' => '未安装 tencentcloud/trtc，请在 server 目录执行 composer update'];
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}
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$secretId = trim((string)config('trtc.api_secret_id', ''));
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$secretKey = trim((string)config('trtc.api_secret_key', ''));
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if ($secretId === '' || $secretKey === '') {
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return ['ok' => false, 'message' => '未配置 trtc.api_secret_id / trtc.api_secret_key（CAM 密钥）'];
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}
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if ($sdkAppId <= 0) {
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return ['ok' => false, 'message' => 'SdkAppId 无效'];
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}
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if (self::trtcUserSigSecretKey() === '') {
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return ['ok' => false, 'message' => '未配置 TRTC UserSig 密钥（project.trtc.secretKey）'];
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}
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$roomIdType = self::resolveRecordingRoomIdType((string)$roomId);
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$region = (string)config('trtc.recording_api_region', 'ap-guangzhou');
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try {
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self::applyRecordingSslCaBundleEarly();
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$cred = new \TencentCloud\Common\Credential($secretId, $secretKey);
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$httpProfile = new \TencentCloud\Common\Profile\HttpProfile();
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$httpProfile->setEndpoint('trtc.tencentcloudapi.com');
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$clientProfile = new \TencentCloud\Common\Profile\ClientProfile();
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$clientProfile->setHttpProfile($httpProfile);
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$client = new \TencentCloud\Trtc\V20190722\TrtcClient($cred, $region, $clientProfile);
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$req = new \TencentCloud\Trtc\V20190722\Models\CreateCloudRecordingRequest();
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$req->SdkAppId = $sdkAppId;
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$req->RoomId = (string)$roomId;
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$req->RoomIdType = $roomIdType;
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$req->UserId = $botUserId;
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$req->UserSig = $botUserSig;
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$recordParams = new \TencentCloud\Trtc\V20190722\Models\RecordParams();
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$recordParams->RecordMode = self::RECORD_MODE_MIX;
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$recordParams->StreamType = 0;
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$recordParams->MaxIdleTime = (int)config('trtc.recording_max_idle_time', 300);
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// COS 存储时 OutputFormat 决定输出格式：0=hls(默认)、1=hls+mp4、3=mp4。
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// 310 回调仅在产出 MP4 时触发；默认 hls 不会生成 MP4 → 永远收不到 310。
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$recordParams->OutputFormat = (int)config('trtc.recording_output_format', 3);
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// 不订阅录制机器人自身流，避免占混流画面；医患流仍默认全订阅
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$subscribe = new \TencentCloud\Trtc\V20190722\Models\SubscribeStreamUserIds();
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$subscribe->UnSubscribeAudioUserIds = [$botUserId];
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$subscribe->UnSubscribeVideoUserIds = [$botUserId];
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$recordParams->SubscribeStreamUserIds = $subscribe;
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$req->RecordParams = $recordParams;
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// 使用 COS 对象存储
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$cloudStorage = new \TencentCloud\Trtc\V20190722\Models\CloudStorage();
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$cloudStorage->Vendor = (int)config('trtc.recording_cos_vendor', 0);
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$cosRegion = trim((string)config('trtc.recording_cos_region', ''));
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$cloudStorage->Region = $cosRegion !== '' ? $cosRegion : $region;
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$cloudStorage->Bucket = trim((string)config('trtc.recording_cos_bucket', ''));
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$cosAk = trim((string)config('trtc.recording_cos_access_key', ''));
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$cosSk = trim((string)config('trtc.recording_cos_secret_key', ''));
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$cloudStorage->AccessKey = $cosAk !== '' ? $cosAk : $secretId;
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$cloudStorage->SecretKey = $cosSk !== '' ? $cosSk : $secretKey;
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$prefix = self::sanitizeVodUserDefineRecordId($vodUserDefineRecordId);
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if ($prefix === '') {
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$prefix = rtrim((string)config('trtc.recording_cos_prefix', 'trtc-recording'), '/');
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}
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$cloudStorage->FileNamePrefix = $prefix !== '' ? explode('/', $prefix) : [];
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$storage = new \TencentCloud\Trtc\V20190722\Models\StorageParams();
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$storage->CloudStorage = $cloudStorage;
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$req->StorageParams = $storage;
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// MixTranscodeParams：SDK 说明「若设置该参数则内部字段须填全」。仅填 VideoParams 未填 AudioParams 可能导致合流异常或退化为非预期行为
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$videoParams = new \TencentCloud\Trtc\V20190722\Models\VideoParams();
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$videoParams->Width = (int)config('trtc.recording_mix_width', 1280);
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$videoParams->Height = (int)config('trtc.recording_mix_height', 720);
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$videoParams->Fps = (int)config('trtc.recording_mix_fps', 15);
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$videoParams->BitRate = (int)config('trtc.recording_mix_video_bitrate', 1500000);
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$videoParams->Gop = (int)config('trtc.recording_mix_gop', 2);
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$audioParams = new \TencentCloud\Trtc\V20190722\Models\AudioParams();
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$audioParams->SampleRate = (int)config('trtc.recording_mix_audio_sample_rate', 1);
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$audioParams->Channel = (int)config('trtc.recording_mix_audio_channel', 2);
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$audioParams->BitRate = (int)config('trtc.recording_mix_audio_bitrate', 64000);
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$mixTc = new \TencentCloud\Trtc\V20190722\Models\MixTranscodeParams();
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$mixTc->VideoParams = $videoParams;
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$mixTc->AudioParams = $audioParams;
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$req->MixTranscodeParams = $mixTc;
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$mixLayout = new \TencentCloud\Trtc\V20190722\Models\MixLayoutParams();
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$layoutMode = (int)config('trtc.recording_mix_layout_mode', 3);
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if ($layoutMode < 1 || $layoutMode > 4) {
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$layoutMode = 3;
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}
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$mixLayout->MixLayoutMode = $layoutMode;
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$req->MixLayoutParams = $mixLayout;
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$usedAk = (string)$cloudStorage->AccessKey;
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Log::info('CreateCloudRecording mix (COS)', [
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'sdkAppId' => $sdkAppId,
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'roomId' => $roomId,
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'roomIdType' => $roomIdType,
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'recordMode' => self::RECORD_MODE_MIX,
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'outputFormat' => $recordParams->OutputFormat,
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'mixLayoutMode' => $layoutMode,
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'bucket' => $cloudStorage->Bucket,
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'region' => $cloudStorage->Region,
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'fileNamePrefix' => implode('/', $cloudStorage->FileNamePrefix ?: []),
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'cosAkSource' => $cosAk !== '' ? 'cos_config' : 'api_secret_id',
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'cosAkPrefix' => substr($usedAk, 0, 8) . '***',
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]);
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$resp = $client->CreateCloudRecording($req);
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$taskId = $resp->TaskId ?? '';
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if ($taskId === '') {
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return ['ok' => false, 'message' => 'CreateCloudRecording 未返回 TaskId'];
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}
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self::logDescribeCloudRecordingHint($client, $sdkAppId, $taskId, (string)$roomId, $roomIdType);
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return ['ok' => true, 'task_id' => $taskId];
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} catch (\Throwable $e) {
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$msg = $e->getMessage();
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if (str_contains($msg, 'SSL certificate problem') || str_contains($msg, 'error 60')) {
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$msg .= '；请下载 https://curl.se/ca/cacert.pem 保存到本机，在 .env [trtc] 设置 RECORDING_SSL_CAFILE=绝对路径，或在 php.ini 配置 openssl.cafile / curl.cainfo';
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}
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Log::error('CreateCloudRecording failed: ' . $msg);
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return ['ok' => false, 'message' => $msg];
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}
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}
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/**
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* @return array{ok:bool,message?:string}
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*/
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public static function stopRecording(int $sdkAppId, string $taskId): array
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{
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if ($taskId === '') {
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return ['ok' => true];
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}
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if (!self::sdkAvailable()) {
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return ['ok' => false, 'message' => '未安装 tencentcloud/trtc'];
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}
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$secretId = trim((string)config('trtc.api_secret_id', ''));
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$secretKey = trim((string)config('trtc.api_secret_key', ''));
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if ($secretId === '' || $secretKey === '') {
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return ['ok' => false, 'message' => '未配置云 API 密钥'];
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}
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$region = (string)config('trtc.recording_api_region', 'ap-guangzhou');
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try {
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self::applyRecordingSslCaBundleEarly();
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$cred = new \TencentCloud\Common\Credential($secretId, $secretKey);
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$httpProfile = new \TencentCloud\Common\Profile\HttpProfile();
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$httpProfile->setEndpoint('trtc.tencentcloudapi.com');
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$clientProfile = new \TencentCloud\Common\Profile\ClientProfile();
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$clientProfile->setHttpProfile($httpProfile);
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$client = new \TencentCloud\Trtc\V20190722\TrtcClient($cred, $region, $clientProfile);
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$req = new \TencentCloud\Trtc\V20190722\Models\DeleteCloudRecordingRequest();
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$req->SdkAppId = $sdkAppId;
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$req->TaskId = $taskId;
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$client->DeleteCloudRecording($req);
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return ['ok' => true];
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} catch (\Throwable $e) {
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Log::warning('DeleteCloudRecording: ' . $e->getMessage());
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return ['ok' => false, 'message' => $e->getMessage()];
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}
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}
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public static function trtcSdkAppId(): int
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{
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$p = config('project.trtc');
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return (int)(is_array($p) ? ($p['sdkAppId'] ?? 0) : 0) ?: (int)config('trtc.sdkAppId', 0);
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}
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public static function trtcUserSigSecretKey(): string
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{
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$p = config('project.trtc');
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$fromProject = is_array($p) ? (string)($p['secretKey'] ?? '') : '';
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return $fromProject !== '' ? $fromProject : (string)config('trtc.secretKey', '');
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}
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public static function makeBotUserSig(string $botUserId): string
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{
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$sdkAppId = self::trtcSdkAppId();
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$key = self::trtcUserSigSecretKey();
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$api = new TLSSigAPIv2($sdkAppId, $key);
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$expire = (int)(config('project.trtc.expireTime') ?? config('trtc.expireTime', 86400));
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return $api->genUserSig($botUserId, $expire > 0 ? $expire : 86400);
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}
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/**
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* RoomIdType 必须与通话实际房间类型一致，否则录制进错房或只能录到单路（见 CreateCloudRecording RoomIdType 说明）
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*/
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public static function resolveRecordingRoomIdType(string $roomId): int
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{
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$cfg = trim((string)config('trtc.recording_room_id_type', ''));
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if ($cfg !== '' && strtolower($cfg) !== 'auto') {
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return ((int)$cfg) === 1 ? 1 : 0;
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}
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return ctype_digit($roomId) ? 1 : 0;
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}
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/**
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* COS 存储路径前缀：仅 a-zA-Z0-9_-/
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*/
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private static function sanitizeVodUserDefineRecordId(?string $raw): string
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{
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if ($raw === null || $raw === '') {
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return '';
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}
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$s = preg_replace('/[^a-zA-Z0-9_\/-]/', '', $raw) ?? '';
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return strlen($s) > 64 ? substr($s, 0, 64) : $s;
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}
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/**
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* COS 存储时 StorageFile 结构不同于 VOD。
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* CreateCloudRecording 后立刻查询常为 Idle，约 2s 后再查一次再下结论。
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*/
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private static function logDescribeCloudRecordingHint(
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\TencentCloud\Trtc\V20190722\TrtcClient $client,
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int $sdkAppId,
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string $taskId,
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string $roomId,
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int $roomIdType
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): void {
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try {
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$snap = function () use ($client, $sdkAppId, $taskId, $roomId, $roomIdType): array {
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$dreq = new \TencentCloud\Trtc\V20190722\Models\DescribeCloudRecordingRequest();
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$dreq->SdkAppId = $sdkAppId;
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$dreq->TaskId = $taskId;
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$dresp = $client->DescribeCloudRecording($dreq);
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$list = $dresp->StorageFileList ?? [];
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$firstUid = '';
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if (is_array($list) && isset($list[0]) && $list[0] instanceof \TencentCloud\Trtc\V20190722\Models\StorageFile) {
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$firstUid = (string)($list[0]->UserId ?? '');
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}
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return [
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'taskId' => $taskId,
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'roomId' => $roomId,
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'roomIdType' => $roomIdType,
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'status' => (string)($dresp->Status ?? ''),
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'storageFileCount' => is_array($list) ? count($list) : 0,
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'firstFileUserId' => $firstUid,
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];
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};
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$first = $snap();
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if (strcasecmp($first['status'], 'Idle') === 0) {
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sleep(2);
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$second = $snap();
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if (strcasecmp($second['status'], 'Idle') !== 0) {
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Log::info('DescribeCloudRecording(合流校验-COS): 首次 Idle，约2s 后已非 Idle', $second + [
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'hint' => '启动瞬间 Idle 属常见；COS 文件以实际上传为准',
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]);
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return;
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}
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Log::warning(
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'DescribeCloudRecording: 约2s 后仍为 Idle（未拉到流：多因 RoomIdType 与客户端房间类型不一致，或房内无上推）',
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$second
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);
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return;
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}
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Log::info('DescribeCloudRecording(合流校验-COS)', $first + [
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'hint' => 'COS 存储场景，文件将直接上传到对象存储桶',
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]);
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} catch (\Throwable $e) {
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Log::info('DescribeCloudRecording 跳过: ' . $e->getMessage());
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}
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}
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}
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