画質セットの作成
    • PDF

    画質セットの作成

    • PDF

    記事の要約

    Live Station で利用する画質セットを作成する APIです。作成した画質セットを照会するための画質セットリストの照会 API画質セット情報の照会 APIを提供します。

    注意
    • Low latency画質セットは、ベータサービスとして提供しております。
    • ベータ期間中、Low latency画質は NAVERクラウド Video Player Enhancementのみを利用して安定的に再生できます。

    リクエスト

    POST https://livestation.apigw.ntruss.com/api/v2/qualitySets
    

    リクエストヘッダ

    ヘッダ名要否説明
    x-ncp-apigw-timestampYES1970年1月1日00:00:00協定世界時(UTC)からの経過時間をミリ秒(Millisecond)で表し、 API Gatewayサーバとの時間差が5分以上の場合は、無効なリクエストとみなす
    x-ncp-apigw-timestamp:{Timestamp}
    x-ncp-iam-access-keyYESNAVERクラウドプラットフォームポータルから発行された Access Key ID値
    x-ncp-iam-access-key:{Sub Account Access Key}
    x-ncp-apigw-signature-v2YESAccess Key ID値と Secret Keyで暗号化した署名
    x-ncp-apigw-signature-v2:{API Gateway Signature}
    Content-TypeYESRequest body content typeを application/jsonに指定
    Content-Type: application/json
    x-ncp-region_codeYESリージョンコード(KR)

    リクエストボディ

    フィールド名要否タイプ制約事項説明
    nameYesString画質名は、数字、英字の最低3文字以上から最大20文字まで入力可能
    特殊文字の「-」を許可
    qualityIdsYesInteger[]画質の構成数は、1~4
    segmentCountNoInteger1 ~ 10LL-HLS、 DASHの場合に無視(if protolType is ll-hls or dash、the option should be ignored)
    isEnabledUllYesBooleanLow Latency用の画質セットを作成する場合に、 true
    segmentDurationNoInteger1000 ~ 10000HLSプロトコルの segment durationの長さの設定(in milliseconds)
    LL-HLS、DASHの場合に、無視
    enableHlsTimedMetadataYesBoolean
    timedMetadataNoObject
    timedMetadata.headerNoString
    timedMetadata.intervalNoInteger
    timedMetadata.keyNoString

    レスポンス

    フィールド名タイプ説明備考
    enableHlsTimedMetadataBoolean
    timedMetadataObject
    timedMetadata.intervalInteger
    timedMetadata.keyString
    timedMetadata.headerString
    idInteger
    statusString
    genTypeString
    nameString
    createdTimeInteger
    segmentDurationInteger
    segmentCountInteger
    isEnabledUllBooleanLow Latency画質セットの有無
    targetLatencyIntegerLow Latency画質セットの target latency
    qualityIds[]Integer[]
    qualities[]Object[]
    qualities[].idInteger
    qualities[].nameString画質プロファイル名
    qualities[].typeStringAUDIO, NORMAL
    qualities[].genTypeStringCUSTOM,SYSTEM
    qualities[].statusString
    qualities[].videoObjectif type = AUDIO, video Object doesn not need.
    qualities[].video.fpsInteger1 ~ 60 fps
    qualities[].video.birateInteger1 ~ 204800000 bps
    qualities[].video.bframesInteger0~4の範囲の整数
    qualities[].video.levelInteger-1
    qualities[].video.widthInteger16 ~ 4096
    qualities[].video.heightInteger16 ~ 4096
    qualities[].video.bypassBoolean
    qualities[].video.orientationStringFIX, FREEFIX
    qualities[].video.keepRatioBoolean
    qualities[].video.codecStringH264
    qualities[].video.profileStringBASELINE, MAIN, HIGH
    qualities[].video.rateControlIntegerVBR,CBRVBR
    qualities[].video.videoH264ParamRefFramesInteger11
    qualities[].audioObject
    qualities[].audio.codecStringAAC, MP3AAC
    qualities[].audio.profileStringLCLC
    qualities[].audio.samplerateIntegerAAC : [8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000]
    MP3 : [8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000]
    44100
    qualities[].audio.channelsIntegerAAC : 0 ~ 8
    MP3 : 0 ~ 2
    0
    qualities[].audio.bitrateInteger16 ~ 320 bps
    qualities[].audio.bypassBooleanfalse

    リクエスト例

    HLS用の画質セットの作成

    POST /api/v2/qualitySets
    HOST: livestation.apigw.ntruss.com
    Content-Type: application/json
    x-ncp-apigw-timestamp:1521787414578
    x-ncp-iam-access-key:6uxz1nKkcYwUjWRG5Q1V7NsW0i5jErlu2NjBXXgy
    x-ncp-apigw-signature-v2:iJFK773KH0WwQ79PasqJ+ZGixtpDQ/abS57WGQdld2M=
    x-ncp-region_code:KR
    
    {  
       "enableHlsTimedMetadata":true,
       "name":"myqualityset",
       "qualityIds":[
          4,
          5
       ],
       "segmentCount":3,
       "segmentDuration":3000,
       "timedMetadata":{
          "header":"ncloud.livestation.metadata",
          "interval":1000,
          "key":"utc"
       }
    }
    

    Low Latency用の画質セットの作成

    POST /api/v2/qualitySets
    HOST: livestation.apigw.ntruss.com
    Content-Type: application/json
    x-ncp-apigw-timestamp:1521787414578
    x-ncp-iam-access-key:6uxz1nKkcYwUjWRG5Q1V7NsW0i5jErlu2NjBXXgy
    x-ncp-apigw-signature-v2:iJFK773KH0WwQ79PasqJ+ZGixtpDQ/abS57WGQdld2M=
    x-ncp-region_code:KR
    {
      "enableHlsTimedMetadata": true,
      "isEnabledUll": true,
      "name": "myqualityset",
      "qualityIds": [
        1,2
      ],
      "timedMetadata": {
        "header": "ncloud.livestation.metadata",
        "interval": 1000,
        "key": "utc"
      }
    }
    

    レスポンス例

    HLS用の画質セットの作成レスポンス

    HTTP/1.1 200 OK
    Server: nginx
    Date: Wed, 12 Sep 2018 09:53:32 GMT
    Content-Type: application/json;charset=utf-8
    Connection: keep-alive
    Access-Control-Allow-Origin: *
    x-ncp-trace-id: 36c9k60om4p3238cpmc9gm4cj4
    
    {
        "content": {
            "createdTime": 1585656720798,
            "enableHlsTimedMetadata": true,
            "genType": "CUSTOM",
            "id": 23,
            "name": "testquality-api",
            "qualities": [
                {
                    "audio": {
                        "bypass": false,
                        "bitrate": 128,
                        "channels": 0,
                        "codec": "AAC",
                        "profile": "LC",
                        "samplerate": 48000
                    },
                    "genType": "SYSTEM",
                    "id": 4,
                    "name": "720p-16-9",
                    "status": "CREATED",
                    "type": "NORMAL",
                    "video": {
                        "bypass": false,
                        "bframes": 0,
                        "bitrate": 2500000,
                        "codec": "H264",
                        "fps": 30.0,
                        "height": 720,
                        "level": -1,
                        "profile": "MAIN",
                        "rateControl": "VBR",
                        "videoH264ParamRefFrames": 1,
                        "width": 1280
                    }
                },
                {
                    "audio": {
                        "bypass": false,
                        "bitrate": 128,
                        "channels": 0,
                        "codec": "AAC",
                        "profile": "LC",
                        "samplerate": 48000
                    },
                    "genType": "SYSTEM",
                    "id": 5,
                    "name": "720p-9-16",
                    "status": "CREATED",
                    "type": "NORMAL",
                    "video": {
                        "bypass": false,
                        "bframes": 0,
                        "bitrate": 2500000,
                        "codec": "H264",
                        "fps": 30.0,
                        "height": 1280,
                        "level": -1,
                        "profile": "MAIN",
                        "rateControl": "VBR",
                        "videoH264ParamRefFrames": 1,
                        "width": 720
                    }
                }
            ],
            "qualityIds": [
                4,
                5
            ],
            "segmentCount": 3,
            "segmentDuration": 3000,
            "status": "CREATED",
            "timedMetadata": {
                "header": "ncloud.livestation.metadata",
                "interval": 1000,
                "key": "utc"
            }
        },
        "result": "success"
    }
    

    Low Latency画質セットの作成レスポンス

    HTTP/1.1 200 OK
    Server: nginx
    Date: Wed, 12 Sep 2018 09:53:32 GMT
    Content-Type: application/json;charset=utf-8
    Connection: keep-alive
    Access-Control-Allow-Origin: *
    x-ncp-trace-id: 36c9k60om4p3238cpmc9gm4cj4
    
    {
      "content": {
        "disabled": false,
        "id": 246,
        "status": "CREATED",
        "createdTime": 1666009295544,
        "genType": "CUSTOM",
        "name": "testquality-llhls",
        "qualityIds": [
          1,
          2
        ],
        "qualities": [
          {
            "disabled": false,
            "id": 1,
            "status": "CREATED",
            "createdTime": 1546300800000,
            "genType": "SYSTEM",
            "name": "bypass",
            "type": "BYPASS",
            "video": {},
            "audio": {
              "bypass": true
            }
          },
          {
            "disabled": false,
            "id": 2,
            "status": "CREATED",
            "createdTime": 1546300800000,
            "genType": "SYSTEM",
            "name": "1080p-16-9",
            "type": "NORMAL",
            "video": {
              "fps": 30,
              "bitrate": 5000000,
              "bframes": 0,
              "level": -1,
              "width": 1920,
              "height": 1080,
              "bypass": false,
              "codec": "H264",
              "profile": "HIGH",
              "rateControl": "VBR",
              "videoH264ParamRefFrames": 1
            },
            "audio": {
              "codec": "AAC",
              "profile": "LC",
              "samplerate": 48000,
              "channels": 0,
              "bitrate": 192,
              "bypass": false
            }
          }
        ],
        "enableHlsTimedMetadata": true,
        "isEnabledUll": true,
        "targetLatency": 3,
        "timedMetadata": {
          "key": "utc",
          "header": "ncloud.livestation.metadata",
          "interval": 1000
        }
      }
    }
    

    この記事は役に立ちましたか?

    Changing your password will log you out immediately. Use the new password to log back in.
    First name must have atleast 2 characters. Numbers and special characters are not allowed.
    Last name must have atleast 1 characters. Numbers and special characters are not allowed.
    Enter a valid email
    Enter a valid password
    Your profile has been successfully updated.