Chilkat Online Tools

CreateMediaCapturePipeline delphiAx Example

Amazon Chime

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
strVal: WideString;
MuxType: WideString;
ContentMuxType: WideString;
State: WideString;
VideoMuxType: WideString;
VideoState: WideString;
CreatedTimestamp: Integer;
MediaPipelineId: WideString;
SinkArn: WideString;
SinkType: WideString;
SourceArn: WideString;
SourceType: WideString;
Status: WideString;
UpdatedTimestamp: Integer;
i: Integer;
count_i: Integer;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

rest := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region := 'us-west-2';
authAws.ServiceName := 'chime';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://chime.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('chime.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

json := TChilkatJsonObject.Create(Self);
json.UpdateString('ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Audio.MuxType','string');
json.UpdateString('ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Content.MuxType','string');
json.UpdateString('ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Content.State','string');
json.UpdateString('ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Video.MuxType','string');
json.UpdateString('ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Video.State','string');
json.UpdateString('ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.AttendeeIds[0]','string');
json.UpdateString('ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.ExternalUserIds[0]','string');
json.UpdateString('ClientRequestToken','string');
json.UpdateString('SinkArn','string');
json.UpdateString('SinkType','string');
json.UpdateString('SourceArn','string');
json.UpdateString('SourceType','string');

// The JSON request body created by the above code:

// {
//   "ChimeSdkMeetingConfiguration": {
//     "ArtifactsConfiguration": {
//       "Audio": {
//         "MuxType": "string"
//       },
//       "Content": {
//         "MuxType": "string",
//         "State": "string"
//       },
//       "Video": {
//         "MuxType": "string",
//         "State": "string"
//       }
//     },
//     "SourceConfiguration": {
//       "SelectedVideoStreams": {
//         "AttendeeIds": [
//           "string"
//         ],
//         "ExternalUserIds": [
//           "string"
//         ]
//       }
//     }
//   },
//   "ClientRequestToken": "string",
//   "SinkArn": "string",
//   "SinkType": "string",
//   "SourceArn": "string",
//   "SourceType": "string"
// }

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','CreateMediaCapturePipeline');

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/media-capture-pipelines',sbRequestBody.ControlInterface,sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

MuxType := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Audio.MuxType');
ContentMuxType := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Content.MuxType');
State := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Content.State');
VideoMuxType := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Video.MuxType');
VideoState := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.ArtifactsConfiguration.Video.State');
CreatedTimestamp := jResp.IntOf('MediaCapturePipeline.CreatedTimestamp');
MediaPipelineId := jResp.StringOf('MediaCapturePipeline.MediaPipelineId');
SinkArn := jResp.StringOf('MediaCapturePipeline.SinkArn');
SinkType := jResp.StringOf('MediaCapturePipeline.SinkType');
SourceArn := jResp.StringOf('MediaCapturePipeline.SourceArn');
SourceType := jResp.StringOf('MediaCapturePipeline.SourceType');
Status := jResp.StringOf('MediaCapturePipeline.Status');
UpdatedTimestamp := jResp.IntOf('MediaCapturePipeline.UpdatedTimestamp');
i := 0;
count_i := jResp.SizeOfArray('MediaCapturePipeline.ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.AttendeeIds');
while i < count_i do
  begin
    jResp.I := i;
    strVal := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.AttendeeIds[i]');
    i := i + 1;
  end;

i := 0;
count_i := jResp.SizeOfArray('MediaCapturePipeline.ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.ExternalUserIds');
while i < count_i do
  begin
    jResp.I := i;
    strVal := jResp.StringOf('MediaCapturePipeline.ChimeSdkMeetingConfiguration.SourceConfiguration.SelectedVideoStreams.ExternalUserIds[i]');
    i := i + 1;
  end;

// A sample JSON response body parsed by the above code:

// {
//   "MediaCapturePipeline": {
//     "ChimeSdkMeetingConfiguration": {
//       "ArtifactsConfiguration": {
//         "Audio": {
//           "MuxType": "string"
//         },
//         "Content": {
//           "MuxType": "string",
//           "State": "string"
//         },
//         "Video": {
//           "MuxType": "string",
//           "State": "string"
//         }
//       },
//       "SourceConfiguration": {
//         "SelectedVideoStreams": {
//           "AttendeeIds": [
//             "string"
//           ],
//           "ExternalUserIds": [
//             "string"
//           ]
//         }
//       }
//     },
//     "CreatedTimestamp": number,
//     "MediaPipelineId": "string",
//     "SinkArn": "string",
//     "SinkType": "string",
//     "SourceArn": "string",
//     "SourceType": "string",
//     "Status": "string",
//     "UpdatedTimestamp": number
//   }
// }