diff --git a/comfy_api_nodes/apis/veo_api.py b/comfy_api_nodes/apis/veo_api.py new file mode 100644 index 000000000..a55137afb --- /dev/null +++ b/comfy_api_nodes/apis/veo_api.py @@ -0,0 +1,111 @@ +from typing import Optional, Union +from enum import Enum + +from pydantic import BaseModel, Field + + +class Image2(BaseModel): + bytesBase64Encoded: str + gcsUri: Optional[str] = None + mimeType: Optional[str] = None + + +class Image3(BaseModel): + bytesBase64Encoded: Optional[str] = None + gcsUri: str + mimeType: Optional[str] = None + + +class Instance1(BaseModel): + image: Optional[Union[Image2, Image3]] = Field( + None, description='Optional image to guide video generation' + ) + prompt: str = Field(..., description='Text description of the video') + + +class PersonGeneration1(str, Enum): + ALLOW = 'ALLOW' + BLOCK = 'BLOCK' + + +class Parameters1(BaseModel): + aspectRatio: Optional[str] = Field(None, examples=['16:9']) + durationSeconds: Optional[int] = None + enhancePrompt: Optional[bool] = None + generateAudio: Optional[bool] = Field( + None, + description='Generate audio for the video. Only supported by veo 3 models.', + ) + negativePrompt: Optional[str] = None + personGeneration: Optional[PersonGeneration1] = None + sampleCount: Optional[int] = None + seed: Optional[int] = None + storageUri: Optional[str] = Field( + None, description='Optional Cloud Storage URI to upload the video' + ) + + +class VeoGenVidRequest(BaseModel): + instances: Optional[list[Instance1]] = None + parameters: Optional[Parameters1] = None + + +class VeoGenVidResponse(BaseModel): + name: str = Field( + ..., + description='Operation resource name', + examples=[ + 'projects/PROJECT_ID/locations/us-central1/publishers/google/models/MODEL_ID/operations/a1b07c8e-7b5a-4aba-bb34-3e1ccb8afcc8' + ], + ) + + +class VeoGenVidPollRequest(BaseModel): + operationName: str = Field( + ..., + description='Full operation name (from predict response)', + examples=[ + 'projects/PROJECT_ID/locations/us-central1/publishers/google/models/MODEL_ID/operations/OPERATION_ID' + ], + ) + + +class Video(BaseModel): + bytesBase64Encoded: Optional[str] = Field( + None, description='Base64-encoded video content' + ) + gcsUri: Optional[str] = Field(None, description='Cloud Storage URI of the video') + mimeType: Optional[str] = Field(None, description='Video MIME type') + + +class Error1(BaseModel): + code: Optional[int] = Field(None, description='Error code') + message: Optional[str] = Field(None, description='Error message') + + +class Response1(BaseModel): + field_type: Optional[str] = Field( + None, + alias='@type', + examples=[ + 'type.googleapis.com/cloud.ai.large_models.vision.GenerateVideoResponse' + ], + ) + raiMediaFilteredCount: Optional[int] = Field( + None, description='Count of media filtered by responsible AI policies' + ) + raiMediaFilteredReasons: Optional[list[str]] = Field( + None, description='Reasons why media was filtered by responsible AI policies' + ) + videos: Optional[list[Video]] = None + + +class VeoGenVidPollResponse(BaseModel): + done: Optional[bool] = None + error: Optional[Error1] = Field( + None, description='Error details if operation failed' + ) + name: Optional[str] = None + response: Optional[Response1] = Field( + None, description='The actual prediction response if done is true' + ) diff --git a/comfy_api_nodes/nodes_veo2.py b/comfy_api_nodes/nodes_veo2.py index 88b247d27..2b17ce538 100644 --- a/comfy_api_nodes/nodes_veo2.py +++ b/comfy_api_nodes/nodes_veo2.py @@ -1,28 +1,24 @@ -import logging import base64 -import aiohttp -import torch from io import BytesIO -from typing import Optional + from typing_extensions import override -from comfy_api.latest import ComfyExtension, IO from comfy_api.input_impl.video_types import VideoFromFile -from comfy_api_nodes.apis import ( - VeoGenVidRequest, - VeoGenVidResponse, +from comfy_api.latest import IO, ComfyExtension +from comfy_api_nodes.apis.veo_api import ( VeoGenVidPollRequest, VeoGenVidPollResponse, + VeoGenVidRequest, + VeoGenVidResponse, ) -from comfy_api_nodes.apis.client import ( +from comfy_api_nodes.util import ( ApiEndpoint, - HttpMethod, - SynchronousOperation, - PollingOperation, + download_url_to_video_output, + poll_op, + sync_op, + tensor_to_base64_string, ) -from comfy_api_nodes.util import downscale_image_tensor, tensor_to_base64_string - AVERAGE_DURATION_VIDEO_GEN = 32 MODELS_MAP = { "veo-2.0-generate-001": "veo-2.0-generate-001", @@ -32,28 +28,6 @@ MODELS_MAP = { "veo-3.0-fast-generate-001": "veo-3.0-fast-generate-001", } -def convert_image_to_base64(image: torch.Tensor): - if image is None: - return None - - scaled_image = downscale_image_tensor(image, total_pixels=2048*2048) - return tensor_to_base64_string(scaled_image) - - -def get_video_url_from_response(poll_response: VeoGenVidPollResponse) -> Optional[str]: - if ( - poll_response.response - and hasattr(poll_response.response, "videos") - and poll_response.response.videos - and len(poll_response.response.videos) > 0 - ): - video = poll_response.response.videos[0] - else: - return None - if hasattr(video, "gcsUri") and video.gcsUri: - return str(video.gcsUri) - return None - class VeoVideoGenerationNode(IO.ComfyNode): """ @@ -166,18 +140,13 @@ class VeoVideoGenerationNode(IO.ComfyNode): # Prepare the instances for the request instances = [] - instance = { - "prompt": prompt - } + instance = {"prompt": prompt} # Add image if provided if image is not None: - image_base64 = convert_image_to_base64(image) + image_base64 = tensor_to_base64_string(image) if image_base64: - instance["image"] = { - "bytesBase64Encoded": image_base64, - "mimeType": "image/png" - } + instance["image"] = {"bytesBase64Encoded": image_base64, "mimeType": "image/png"} instances.append(instance) @@ -198,116 +167,74 @@ class VeoVideoGenerationNode(IO.ComfyNode): if "veo-3.0" in model: parameters["generateAudio"] = generate_audio - auth = { - "auth_token": cls.hidden.auth_token_comfy_org, - "comfy_api_key": cls.hidden.api_key_comfy_org, - } - # Initial request to start video generation - initial_operation = SynchronousOperation( - endpoint=ApiEndpoint( - path=f"/proxy/veo/{model}/generate", - method=HttpMethod.POST, - request_model=VeoGenVidRequest, - response_model=VeoGenVidResponse - ), - request=VeoGenVidRequest( + initial_response = await sync_op( + cls, + ApiEndpoint(path=f"/proxy/veo/{model}/generate", method="POST"), + response_model=VeoGenVidResponse, + data=VeoGenVidRequest( instances=instances, - parameters=parameters + parameters=parameters, ), - auth_kwargs=auth, ) - initial_response = await initial_operation.execute() - operation_name = initial_response.name - - logging.info("Veo generation started with operation name: %s", operation_name) - - # Define status extractor function def status_extractor(response): # Only return "completed" if the operation is done, regardless of success or failure # We'll check for errors after polling completes return "completed" if response.done else "pending" - # Define progress extractor function - def progress_extractor(response): - # Could be enhanced if the API provides progress information - return None - - # Define the polling operation - poll_operation = PollingOperation( - poll_endpoint=ApiEndpoint( - path=f"/proxy/veo/{model}/poll", - method=HttpMethod.POST, - request_model=VeoGenVidPollRequest, - response_model=VeoGenVidPollResponse - ), - completed_statuses=["completed"], - failed_statuses=[], # No failed statuses, we'll handle errors after polling + poll_response = await poll_op( + cls, + ApiEndpoint(path=f"/proxy/veo/{model}/poll", method="POST"), + response_model=VeoGenVidPollResponse, status_extractor=status_extractor, - progress_extractor=progress_extractor, - request=VeoGenVidPollRequest( - operationName=operation_name + data=VeoGenVidPollRequest( + operationName=initial_response.name, ), - auth_kwargs=auth, poll_interval=5.0, - result_url_extractor=get_video_url_from_response, - node_id=cls.hidden.unique_id, estimated_duration=AVERAGE_DURATION_VIDEO_GEN, ) - # Execute the polling operation - poll_response = await poll_operation.execute() - # Now check for errors in the final response # Check for error in poll response - if hasattr(poll_response, 'error') and poll_response.error: - error_message = f"Veo API error: {poll_response.error.message} (code: {poll_response.error.code})" - logging.error(error_message) - raise Exception(error_message) + if poll_response.error: + raise Exception(f"Veo API error: {poll_response.error.message} (code: {poll_response.error.code})") # Check for RAI filtered content - if (hasattr(poll_response.response, 'raiMediaFilteredCount') and - poll_response.response.raiMediaFilteredCount > 0): + if ( + hasattr(poll_response.response, "raiMediaFilteredCount") + and poll_response.response.raiMediaFilteredCount > 0 + ): # Extract reason message if available - if (hasattr(poll_response.response, 'raiMediaFilteredReasons') and - poll_response.response.raiMediaFilteredReasons): + if ( + hasattr(poll_response.response, "raiMediaFilteredReasons") + and poll_response.response.raiMediaFilteredReasons + ): reason = poll_response.response.raiMediaFilteredReasons[0] error_message = f"Content filtered by Google's Responsible AI practices: {reason} ({poll_response.response.raiMediaFilteredCount} videos filtered.)" else: error_message = f"Content filtered by Google's Responsible AI practices ({poll_response.response.raiMediaFilteredCount} videos filtered.)" - logging.error(error_message) raise Exception(error_message) # Extract video data - if poll_response.response and hasattr(poll_response.response, 'videos') and poll_response.response.videos and len(poll_response.response.videos) > 0: + if ( + poll_response.response + and hasattr(poll_response.response, "videos") + and poll_response.response.videos + and len(poll_response.response.videos) > 0 + ): video = poll_response.response.videos[0] # Check if video is provided as base64 or URL - if hasattr(video, 'bytesBase64Encoded') and video.bytesBase64Encoded: - # Decode base64 string to bytes - video_data = base64.b64decode(video.bytesBase64Encoded) - elif hasattr(video, 'gcsUri') and video.gcsUri: - # Download from URL - async with aiohttp.ClientSession() as session: - async with session.get(video.gcsUri) as video_response: - video_data = await video_response.content.read() - else: - raise Exception("Video returned but no data or URL was provided") - else: - raise Exception("Video generation completed but no video was returned") + if hasattr(video, "bytesBase64Encoded") and video.bytesBase64Encoded: + return IO.NodeOutput(VideoFromFile(BytesIO(base64.b64decode(video.bytesBase64Encoded)))) - if not video_data: - raise Exception("No video data was returned") + if hasattr(video, "gcsUri") and video.gcsUri: + return IO.NodeOutput(await download_url_to_video_output(video.gcsUri)) - logging.info("Video generation completed successfully") - - # Convert video data to BytesIO object - video_io = BytesIO(video_data) - - # Return VideoFromFile object - return IO.NodeOutput(VideoFromFile(video_io)) + raise Exception("Video returned but no data or URL was provided") + raise Exception("Video generation completed but no video was returned") class Veo3VideoGenerationNode(VeoVideoGenerationNode): @@ -391,7 +318,10 @@ class Veo3VideoGenerationNode(VeoVideoGenerationNode): IO.Combo.Input( "model", options=[ - "veo-3.1-generate", "veo-3.1-fast-generate", "veo-3.0-generate-001", "veo-3.0-fast-generate-001" + "veo-3.1-generate", + "veo-3.1-fast-generate", + "veo-3.0-generate-001", + "veo-3.0-fast-generate-001", ], default="veo-3.0-generate-001", tooltip="Veo 3 model to use for video generation", @@ -424,5 +354,6 @@ class VeoExtension(ComfyExtension): Veo3VideoGenerationNode, ] + async def comfy_entrypoint() -> VeoExtension: return VeoExtension() diff --git a/comfy_api_nodes/util/client.py b/comfy_api_nodes/util/client.py index 1c37d1686..5833b118f 100644 --- a/comfy_api_nodes/util/client.py +++ b/comfy_api_nodes/util/client.py @@ -136,6 +136,7 @@ async def poll_op( completed_statuses: Optional[list[Union[str, int]]] = None, failed_statuses: Optional[list[Union[str, int]]] = None, queued_statuses: Optional[list[Union[str, int]]] = None, + data: Optional[BaseModel] = None, poll_interval: float = 5.0, max_poll_attempts: int = 120, timeout_per_poll: float = 120.0, @@ -155,6 +156,7 @@ async def poll_op( completed_statuses=completed_statuses, failed_statuses=failed_statuses, queued_statuses=queued_statuses, + data=data, poll_interval=poll_interval, max_poll_attempts=max_poll_attempts, timeout_per_poll=timeout_per_poll, @@ -229,6 +231,7 @@ async def poll_op_raw( completed_statuses: Optional[list[Union[str, int]]] = None, failed_statuses: Optional[list[Union[str, int]]] = None, queued_statuses: Optional[list[Union[str, int]]] = None, + data: Optional[Union[dict[str, Any], BaseModel]] = None, poll_interval: float = 5.0, max_poll_attempts: int = 120, timeout_per_poll: float = 120.0, @@ -289,6 +292,7 @@ async def poll_op_raw( resp_json = await sync_op_raw( cls, poll_endpoint, + data=data, timeout=timeout_per_poll, max_retries=max_retries_per_poll, retry_delay=retry_delay_per_poll,