adding imggen samples

Author: Guiners

genai/image-generation/imggen-canny-ctrl-type-with-txt-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_imggen_canny_ctrl_type_with_txt_img]
+const {GoogleGenAI, ControlReferenceImage} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION =
+  process.env.GOOGLE_CLOUD_LOCATION || 'us-central1';
+
+async function generateImage(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  const controlReferenceImage = new ControlReferenceImage();
+  controlReferenceImage.referenceId = 1;
+  controlReferenceImage.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/car_canny.png',
+  };
+  controlReferenceImage.config = {
+    controlType: 'CONTROL_TYPE_CANNY',
+  };
+
+  // TODO(developer): Update and un-comment below line
+  // outputGcsUri = "gs://your-bucket/your-prefix"
+
+  const response = await client.models.editImage({
+    model: 'imagen-3.0-capability-001',
+    prompt: 'a watercolor painting of a red car[1] driving on a road',
+    referenceImages: [controlReferenceImage],
+    config: {
+      editMode: 'EDIT_MODE_CONTROLLED_EDITING',
+      numberOfImages: 1,
+      safetyFilterLevel: 'BLOCK_MEDIUM_AND_ABOVE',
+      personGeneration: 'ALLOW_ADULT',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+  console.log(response.generatedImages);
+
+  // Example response:
+  //  gs://your-bucket/your-prefix
+  return response.generatedImages;
+}
+// [END googlegenaisdk_imggen_canny_ctrl_type_with_txt_img]
+
+module.exports = {
+  generateImage,
+};

genai/image-generation/imggen-raw-reference-with-txt-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.
+
+// [START googlegenaisdk_imggen_raw_reference_with_txt_img]
+
+'use strict';
+
+const {GoogleGenAI, RawReferenceImage} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION =
+  process.env.GOOGLE_CLOUD_LOCATION || 'us-central1';
+
+async function generateImage(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    project: projectId,
+    location: location,
+  });
+
+  const referenceImages = new RawReferenceImage();
+  referenceImages.referenceId = 1;
+  referenceImages.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/teacup-1.png',
+  };
+
+  // TODO(developer): Update and un-comment below line
+  // outputGcsUri = "gs://your-bucket/your-prefix"
+
+  const response = await client.models.editImage({
+    model: 'imagen-3.0-capability-001',
+    prompt:
+      'transform the subject in the image so that the teacup[1] is made entirely out of chocolate',
+    referenceImages: [referenceImages],
+    config: {
+      editMode: 'EDIT_MODE_DEFAULT',
+      numberOfImages: 1,
+      safetyFilterLevel: 'BLOCK_MEDIUM_AND_ABOVE',
+      personGeneration: 'ALLOW_ADULT',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+
+  console.log(response);
+
+  // Example response:
+  // gs://your-bucket/your-prefix
+
+  return response.generatedImages[0].image.gcsUri;
+}
+// [END googlegenaisdk_imggen_raw_reference_with_txt_img]
+
+module.exports = {
+  generateImage,
+};

genai/image-generation/imggen-scribble-ctrl-type-with-txt-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_imggen_scribble_ctrl_type_with_txt_img]
+const {GoogleGenAI, ControlReferenceImage} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION =
+  process.env.GOOGLE_CLOUD_LOCATION || 'us-central1';
+
+async function generateImage(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  const controlReferenceImage = new ControlReferenceImage();
+  controlReferenceImage.referenceId = 1;
+  controlReferenceImage.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/car_scribble.png',
+  };
+  controlReferenceImage.config = {
+    controlType: 'CONTROL_TYPE_SCRIBBLE',
+  };
+
+  // TODO(developer): Update and un-comment below line
+  // outputGcsUri = "gs://your-bucket/your-prefix"
+
+  const response = await client.models.editImage({
+    model: 'imagen-3.0-capability-001',
+    prompt: 'an oil painting showing the side of a red car[1]',
+    referenceImages: [controlReferenceImage],
+    config: {
+      editMode: 'EDIT_MODE_CONTROLLED_EDITING',
+      numberOfImages: 1,
+      safetyFilterLevel: 'BLOCK_MEDIUM_AND_ABOVE',
+      personGeneration: 'ALLOW_ADULT',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+  console.log(response.generatedImages);
+
+  // Example response:
+  //  gs://your-bucket/your-prefix
+  return response.generatedImages;
+}
+// [END googlegenaisdk_imggen_scribble_ctrl_type_with_txt_img]
+
+module.exports = {
+  generateImage,
+};

genai/image-generation/imggen-style-reference-with-txt-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_imggen_style_reference_with_txt_img]
+const {GoogleGenAI, StyleReferenceImage} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION =
+  process.env.GOOGLE_CLOUD_LOCATION || 'us-central1';
+
+async function generateImage(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  // Create a style reference image of a neon sign stored in Google Cloud Storage
+  // using https://storage.googleapis.com/cloud-samples-data/generative-ai/image/neon.png
+
+  // TODO(developer): Update and un-comment below line
+  // outputGcsUri = "gs://your-bucket/your-prefix"
+
+  const styleReferenceImage = new StyleReferenceImage();
+  styleReferenceImage.referenceId = 1;
+  styleReferenceImage.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/neon.png',
+  };
+  styleReferenceImage.config = {
+    styleDescription: 'neon sign',
+  };
+
+  const response = await client.models.editImage({
+    model: 'imagen-3.0-capability-001',
+    prompt:
+      'generate an image of a neon sign [1] with the words: have a great day',
+    referenceImages: [styleReferenceImage],
+    config: {
+      editMode: 'EDIT_MODE_CONTROLLED_EDITING',
+      numberOfImages: 1,
+      safetyFilterLevel: 'BLOCK_MEDIUM_AND_ABOVE',
+      personGeneration: 'ALLOW_ADULT',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+  console.log(response.generatedImages);
+
+  // Example response:
+  //  gs://your-bucket/your-prefix
+  return response.generatedImages;
+}
+// [END googlegenaisdk_imggen_style_reference_with_txt_img]
+
+module.exports = {
+  generateImage,
+};

genai/image-generation/imggen-subj-refer-ctrl-refer-with-txt-imgs.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_imggen_subj_refer_ctrl_refer_with_txt_imgs]
+const {
+  GoogleGenAI,
+  ControlReferenceImage,
+  SubjectReferenceImage,
+} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+const GOOGLE_CLOUD_LOCATION =
+  process.env.GOOGLE_CLOUD_LOCATION || 'us-central1';
+
+async function generateImage(
+  outputGcsUri,
+  projectId = GOOGLE_CLOUD_PROJECT,
+  location = GOOGLE_CLOUD_LOCATION
+) {
+  const client = new GoogleGenAI({
+    vertexai: true,
+    project: projectId,
+    location: location,
+  });
+
+  const subjectReferenceImage = new SubjectReferenceImage();
+  subjectReferenceImage.referenceId = 1;
+  subjectReferenceImage.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/person.png',
+  };
+  subjectReferenceImage.config = {
+    subjectDescription: 'a headshot of a woman',
+    subjectType: 'SUBJECT_TYPE_PERSON',
+  };
+
+  const controlReferenceImage = new ControlReferenceImage();
+  controlReferenceImage.referenceId = 2;
+  controlReferenceImage.referenceImage = {
+    gcsUri: 'gs://cloud-samples-data/generative-ai/image/person.png',
+  };
+  controlReferenceImage.config = {
+    controlType: 'CONTROL_TYPE_FACE_MESH',
+  };
+
+  // TODO(developer): Update and un-comment below line
+  // outputGcsUri = "gs://your-bucket/your-prefix"
+
+  const response = await client.models.editImage({
+    model: 'imagen-3.0-capability-001',
+    prompt:
+      'a portrait of a woman[1] in the pose of the control image[2]in a watercolor style by a professional artist,\n' +
+      '        light and low-contrast stokes, bright pastel colors, a warm atmosphere, clean background, grainy paper,\n' +
+      '        bold visible brushstrokes, patchy details',
+    referenceImages: [subjectReferenceImage, controlReferenceImage],
+    config: {
+      editMode: 'EDIT_MODE_CONTROLLED_EDITING',
+      numberOfImages: 1,
+      safetyFilterLevel: 'BLOCK_MEDIUM_AND_ABOVE',
+      personGeneration: 'ALLOW_ADULT',
+      outputGcsUri: outputGcsUri,
+    },
+  });
+  console.log(response.generatedImages);
+
+  // Example response:
+  //  gs://your-bucket/your-prefix
+  return response.generatedImages;
+}
+// [END googlegenaisdk_imggen_subj_refer_ctrl_refer_with_txt_imgs]
+
+module.exports = {
+  generateImage,
+};