feat: Add ImageResizeMode for GenerateVideos

PiperOrigin-RevId: 869306823

Author: matthew29tang

google/genai/models.py

@@ -2155,6 +2155,9 @@ def _GenerateVideosConfig_to_mldev(
   if getv(from_object, ['labels']) is not None:
     raise ValueError('labels parameter is not supported in Gemini API.')
 
+  if getv(from_object, ['resize_mode']) is not None:
+    raise ValueError('resize_mode parameter is not supported in Gemini API.')
+
   return to_object
 
 
@@ -2281,6 +2284,13 @@ def _GenerateVideosConfig_to_vertex(
   if getv(from_object, ['labels']) is not None:
     setv(parent_object, ['labels'], getv(from_object, ['labels']))
 
+  if getv(from_object, ['resize_mode']) is not None:
+    setv(
+        parent_object,
+        ['parameters', 'resizeMode'],
+        getv(from_object, ['resize_mode']),
+    )
+
   return to_object
 
 

google/genai/tests/models/test_generate_videos.py

@@ -304,6 +304,8 @@ def test_text_and_image_to_video_poll(client):
       image=GCS_IMAGE if client.vertexai else LOCAL_IMAGE,
       config=types.GenerateVideosConfig(
           output_gcs_uri=OUTPUT_GCS_URI if client.vertexai else None,
+          resize_mode=(types.ImageResizeMode.CROP
+                       if client.vertexai else None),
       ),
   )
   while not operation.done:

google/genai/types.py

@@ -1006,6 +1006,17 @@ class VideoCompressionQuality(_common.CaseInSensitiveEnum):
       with a larger file size."""
 
 
+class ImageResizeMode(_common.CaseInSensitiveEnum):
+  """Resize mode for the image input for video generation."""
+
+  CROP = 'CROP'
+  """Crop the image to fit the correct aspect ratio (so we lose parts
+      of the image in the process)."""
+  PAD = 'PAD'
+  """Pad the image to fit the correct aspect ratio (so we don't lose
+      any parts of the image in the process)."""
+
+
 class TuningMethod(_common.CaseInSensitiveEnum):
   """Enum representing the tuning method."""
 
@@ -11181,6 +11192,10 @@ class GenerateVideosConfig(_common.BaseModel):
       default=None,
       description="""User specified labels to track billing usage.""",
   )
+  resize_mode: Optional[ImageResizeMode] = Field(
+      default=None,
+      description="""Resize mode of the image input for video generation.""",
+  )
 
 
 class GenerateVideosConfigDict(TypedDict, total=False):
@@ -11253,6 +11268,9 @@ class GenerateVideosConfigDict(TypedDict, total=False):
   labels: Optional[dict[str, str]]
   """User specified labels to track billing usage."""
 
+  resize_mode: Optional[ImageResizeMode]
+  """Resize mode of the image input for video generation."""
+
 
 GenerateVideosConfigOrDict = Union[
     GenerateVideosConfig, GenerateVideosConfigDict