feat(genai): Adding videogen samples

genai/test/videogen-with-img.test.js

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+// Copyright 2025 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+const {assert} = require('chai');
+const {describe, it} = require('mocha');
+const {Storage} = require('@google-cloud/storage');
+
+const location = process.env.GOOGLE_CLOUD_LOCATION || 'global';
+const projectId = process.env.CAIP_PROJECT_ID;
+const sample = require('../video-generation/videogen-with-img.js');
+const {delay} = require('./util');
+
+const storage = new Storage();
+
+const GCS_OUTPUT_BUCKET = 'nodejs-docs-samples-tests';
+
+async function gcs_output_uri() {
+  const dt = new Date();
+  const prefix = `video_output/${dt.toISOString()}`;
+  const fullUri = `gs://${GCS_OUTPUT_BUCKET}/${prefix}`;
+
+  return {
+    uri: fullUri,
+    async cleanup() {
+      const [files] = await storage.bucket(GCS_OUTPUT_BUCKET).getFiles({
+        prefix,
+      });
+      for (const file of files) {
+        await file.delete();
+      }
+    },
+  };
+}
+
+describe('videogen-with-img', async () => {
+  it('should generate video content from an image', async function () {
+    this.timeout(180000);
+    this.retries(4);
+    await delay(this.test);
+    const gscOutput = gcs_output_uri();
+    const gscUri = (await gscOutput).uri;
+    const output = await sample.generateVideo(gscUri, projectId, location);
+    console.log('output', output);
+    assert(output);
+  });
+});

genai/test/videogen-with-txt.test.js

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+// Copyright 2025 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+const {assert} = require('chai');
+const {describe, it} = require('mocha');
+const {Storage} = require('@google-cloud/storage');
+
+const location = process.env.GOOGLE_CLOUD_LOCATION || 'global';
+const projectId = process.env.CAIP_PROJECT_ID;
+const sample = require('../video-generation/videogen-with-txt.js');
+const {delay} = require('./util');
+
+const storage = new Storage();
+
+const GCS_OUTPUT_BUCKET = 'nodejs-docs-samples-tests';
+
+async function gcs_output_uri() {
+  const dt = new Date();
+  const prefix = `text_output/${dt.toISOString()}`;
+  const fullUri = `gs://${GCS_OUTPUT_BUCKET}/${prefix}`;
+
+  return {
+    uri: fullUri,
+    async cleanup() {
+      const [files] = await storage.bucket(GCS_OUTPUT_BUCKET).getFiles({
+        prefix,
+      });
+      for (const file of files) {
+        await file.delete();
+      }
+    },
+  };
+}
+
+describe('videogen-with-txt', async () => {
+  it('should generate video content from a text prompt', async function () {
+    this.timeout(180000);
+    this.retries(4);
+    await delay(this.test);
+    const gscOutput = gcs_output_uri();
+    const gscUri = (await gscOutput).uri;
+    const output = await sample.generateVideo(gscUri, projectId, location);
+    console.log('output', output);
+    assert(output);
+  });
+});

genai/video-generation/videogen-with-img.js

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+// Copyright 2025 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+// [START googlegenaisdk_videogen_with_img]
+const {GoogleGenAI} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
+
+async function generateVideo(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  let operation = await client.models.generateVideos({
+    model: 'veo-3.0-generate-preview',
+    prompt:
+      'Extreme close-up of a cluster of vibrant wildflowers swaying gently in a sun-drenched meadow',
+    image: {
+      gcsUri: 'gs://cloud-samples-data/generative-ai/image/flowers.png',
+      mimeType: 'image/png',
+    },
+    config: {
+      aspectRatio: '16:9',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+
+  while (!operation.done) {
+    await new Promise(resolve => setTimeout(resolve, 15000));
+    operation = await client.operations.get({operation: operation});
+    console.log(operation);
+  }
+
+  if (operation.response) {
+    console.log(operation.response.generatedVideos[0].video.uri);
+  }
+  return operation;
+}
+
+
+// [END googlegenaisdk_videogen_with_img]
+
+module.exports = {
+  generateVideo,
+};

genai/video-generation/videogen-with-txt.js

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+// Copyright 2025 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+// [START googlegenaisdk_videogen_with_txt]
+const {GoogleGenAI} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
+
+async function generateVideo(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  let operation = await client.models.generateVideos({
+    model: 'veo-3.0-generate-001',
+    prompt: 'a cat reading a book',
+    config: {
+      aspectRatio: '16:9',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+
+  while (!operation.done) {
+    await new Promise(resolve => setTimeout(resolve, 15000));
+    operation = await client.operations.get({operation: operation});
+    console.log(operation);
+  }
+
+  if (operation.response) {
+    console.log(operation.response.generatedVideos[0].video.uri);
+  }
+  return operation;
+}
+
+
+// [END googlegenaisdk_videogen_with_txt]
+
+module.exports = {
+  generateVideo,
+};