Swift: Added video generation example code for Nova Reel, Amazon Bedrock

.doc_gen/metadata/bedrock-runtime_metadata.yaml

@@ -1504,6 +1504,14 @@ bedrock-runtime_Scenario_AmazonNova_TextToVideo:
             - description: Use Amazon Nova Reel to generate a video from a text prompt.
               snippet_tags:
                 - python.example_code.bedrock-runtime.Scenario_AmazonNova_TextToVideo
+    Swift:
+      versions:
+        - sdk_version: 1
+          github: swift/example_code/bedrock-runtime
+          excerpts:
+            - description: Use Amazon Nova Reel to generate a video from a text prompt.
+              snippet_tags:
+                - swift.example_code.bedrock-runtime.Scenario_AmazonNova_TextToVideo
   services:
     bedrock-runtime: {GetAsyncInvoke, StartAsyncInvoke}
 

swift/example_code/bedrock-runtime/README.md

@@ -36,6 +36,10 @@ For prerequisites, see the [README](../../README.md#Prerequisites) in the `swift
 - [Converse](models/amazon-nova/amazon-nova-text/Sources/Converse/main.swift#L4)
 - [ConverseStream](models/amazon-nova/amazon-nova-text/Sources/ConverseStream/main.swift#L4)
 
+### Amazon Nova Reel
+
+- [Text-to-video](models/amazon-nova/amazon-nova-reel/Sources/main.swift#L4)
+
 ### Anthropic Claude
 
 - [Converse](models/anthropic_claude/Sources/Converse/main.swift#L4)

swift/example_code/bedrock-runtime/models/amazon-nova/amazon-nova-reel/Package.swift

@@ -0,0 +1,31 @@
+// swift-tools-version: 6.1
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+// 
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "AmazonNovaVideo",
+    platforms: [
+        .macOS(.v13),
+        .iOS(.v15)
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        .package(url: "https://github.com/awslabs/aws-sdk-swift", from: "1.2.61"),
+        .package(url: "https://github.com/smithy-lang/smithy-swift", from: "0.118.0")
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package, defining a module or a test suite.
+        // Targets can depend on other targets in this package and products from dependencies.
+        .executableTarget(
+            name: "TextToVideo",
+            dependencies: [
+                .product(name: "AWSBedrockRuntime", package: "aws-sdk-swift"),
+                .product(name: "Smithy", package: "smithy-swift")
+            ]
+        )
+    ]
+)

swift/example_code/bedrock-runtime/models/amazon-nova/amazon-nova-reel/Sources/main.swift

@@ -0,0 +1,112 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+//
+// snippet-start:[swift.example_code.bedrock-runtime.Scenario_AmazonNova_TextToVideo]
+// This example demonstrates how to use Amazon Nova Reel to generate a video from a text prompt.
+// It shows how to:
+// - Set up the Amazon Bedrock runtime client
+// - Configure a text-to-video request
+// - Submit an asynchronous job for video generation
+// - Poll for job completion status
+// - Access the generated video from S3
+
+import AWSBedrockRuntime
+import Foundation
+import Smithy
+
+func startTextToVideoGenerationJob(
+    bedrockRuntimeClient: BedrockRuntimeClient, prompt: String, outputS3Uri: String
+) async throws -> String? {
+    // Specify the model ID for text-to-video generation
+    let modelId = "amazon.nova-reel-v1:0"
+
+    // Configure the video generation request with additional parameters
+    let modelInputSource: [String: Any] = [
+        "taskType": "TEXT_VIDEO",
+        "textToVideoParams": [
+            "text": "\(prompt)"
+        ],
+        "videoGenerationConfig": [
+            "durationSeconds": 6,
+            "fps": 24,
+            "dimension": "1280x720",
+        ],
+    ]
+
+    let modelInput = try Document.make(from: modelInputSource)
+
+    let input = StartAsyncInvokeInput(
+        modelId: modelId,
+        modelInput: modelInput,
+        outputDataConfig: .s3outputdataconfig(
+            BedrockRuntimeClientTypes.AsyncInvokeS3OutputDataConfig(
+                s3Uri: outputS3Uri
+            )
+        )
+    )
+
+    // Invoke the model asynchronously
+    let output = try await bedrockRuntimeClient.startAsyncInvoke(input: input)
+    return output.invocationArn
+}
+
+func queryJobStatus(
+    bedrockRuntimeClient: BedrockRuntimeClient, 
+    invocationArn: String?
+) async throws -> GetAsyncInvokeOutput {
+    try await bedrockRuntimeClient.getAsyncInvoke(
+        input: GetAsyncInvokeInput(invocationArn: invocationArn))
+}
+
+func main() async throws {
+    // Create a Bedrock Runtime client
+    let config =
+        try await BedrockRuntimeClient.BedrockRuntimeClientConfiguration(
+            region: "us-east-1"
+        )
+    let client = BedrockRuntimeClient(config: config)
+
+    // Specify the S3 location for the output video
+    let bucket = "s3://REPLACE-WITH-YOUR-S3-BUCKET-NAM"
+
+    print("Submitting video generation job...")
+    let invocationArn = try await startTextToVideoGenerationJob(
+        bedrockRuntimeClient: client,
+        prompt: "A pomegranate juice in a railway station",
+        outputS3Uri: bucket
+    )
+    print("Job started with invocation ARN: \(String(describing:invocationArn))")
+
+    // Poll for job completion
+    var status: BedrockRuntimeClientTypes.AsyncInvokeStatus?
+    var isReady = false
+    var hasFailed = false
+
+    while !isReady && !hasFailed {
+        print("\nPolling job status...")
+        status = try await queryJobStatus(
+            bedrockRuntimeClient: client, invocationArn: invocationArn
+        ).status
+        switch status {
+        case .completed:
+            isReady = true
+            print("Video is ready\nCheck S3 bucket: \(bucket)")
+        case .failed:
+            hasFailed = true
+            print("Something went wrong")
+        case .inProgress:
+            print("Job is in progress...")
+            try await Task.sleep(nanoseconds: 15 * 1_000_000_000)  // 15 seconds
+        default:
+            isReady = true
+        }
+    }
+}
+
+do {
+    try await main()
+} catch {
+    print("An error occurred: \(error)")
+}
+
+// snippet-end:[swift.example_code.bedrock-runtime.Scenario_AmazonNova_TextToVideo]