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      画質セットの作成
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        画質セットの作成

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        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
        HTTP

        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"
           }
        }
        HTTP

        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"
          }
        }
        HTTP

        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"
        }
        HTTP

        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
            }
          }
        }
        HTTP

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