refactor and add stories

README.md

@@ -4,6 +4,24 @@ Run
 
     `rye run uvicorn app.server:app --reload`
 
+Send a command to the server
+
+
+    curl -X POST 'http://localhost:5050/tasks/create' \
+    -H 'x-api-key: YOUR_API_KEY' \
+    -H 'x-api-secret: YOUR_API_SECRET' \
+    -H 'Content-Type: application/json' \
+    -d '{
+    "generatorName": "monologue",
+        "config": {
+            "characterId": "6577e5d5c77b37642c252423",
+            "prompt": "who are you?"
+        }
+    }'
+
+
+
 Tests
 
-    `rye run pytest -s tests`
+    `rye run pytest -s tests`
+

app/animations/__init__.py

@@ -0,0 +1,3 @@
+from .monologue import animated_monologue
+from .dialogue import animated_dialogue
+from .story import animated_story

app/animations/animation.py

@@ -0,0 +1,48 @@
+from typing import Optional
+
+from ..plugins import replicate, elevenlabs, s3
+from ..character import EdenCharacter
+from ..utils import combine_speech_video
+
+
+def talking_head(
+    character: EdenCharacter,
+    text: str, 
+    width: Optional[int] = None,
+    height: Optional[int] = None
+) -> str:
+    audio_bytes = elevenlabs.tts(
+        text, 
+        voice=character.voice
+    )
+    audio_url = s3.upload(audio_bytes, "mp3")
+    output_url, thumbnail_url = replicate.wav2lip(
+        face_url=character.image,
+        speech_url=audio_url,
+        gfpgan=False,
+        gfpgan_upscale=1,
+        width=width,
+        height=height,
+    )
+    return output_url, thumbnail_url
+
+
+def screenplay_clip(
+    character: EdenCharacter,
+    speech: str,
+    image_text: str,
+    width: Optional[int] = None,
+    height: Optional[int] = None
+) -> str:
+    audio_bytes = elevenlabs.tts(
+        speech, 
+        voice=character.voice
+    )
+    audio_url = s3.upload(audio_bytes, "mp3")
+    video_url, thumbnail_url = replicate.txt2vid(
+        interpolation_texts=[image_text],
+        width=width,
+        height=height,
+    )
+    output_filename = combine_speech_video(audio_url, video_url)
+    return output_filename, thumbnail_url

app/animations/dialogue.py

@@ -0,0 +1,65 @@
+import os
+import requests
+import tempfile
+from concurrent.futures import ThreadPoolExecutor, as_completed
+
+from .. import utils
+from .animation import talking_head
+from ..plugins import replicate, elevenlabs, s3
+from ..character import EdenCharacter
+from ..scenarios import dialogue
+from ..models import DialogueRequest
+
+MAX_PIXELS = 1024 * 1024
+MAX_WORKERS = 3
+
+
+def animated_dialogue(request: DialogueRequest):
+    result = dialogue(request)
+    characters = {
+        character_id: EdenCharacter(character_id) 
+        for character_id in request.character_ids
+    }
+    images = [
+        characters[character_id].image 
+        for character_id in request.character_ids
+    ]
+    width, height = utils.calculate_target_dimensions(images, MAX_PIXELS)
+
+    def run_talking_head_segment(message):
+        character = characters[message["character_id"]]
+        output, _ = talking_head(
+            character, 
+            message["message"], 
+            width, 
+            height
+        )
+        with tempfile.NamedTemporaryFile(delete=False, suffix=".mp4") as temp_file:
+            response = requests.get(output, stream=True)
+            response.raise_for_status()
+            for chunk in response.iter_content(chunk_size=8192):
+                temp_file.write(chunk)
+            temp_file.flush()
+        return temp_file.name
+
+    video_files = utils.process_in_parallel(
+        result.dialogue,
+        run_talking_head_segment,
+        max_workers=MAX_WORKERS
+    )
+
+    # concatenate the final video clips
+    with tempfile.NamedTemporaryFile(delete=False, suffix=".mp4") as temp_output_file:
+        utils.concatenate_videos(video_files, temp_output_file.name)
+        with open(temp_output_file.name, 'rb') as f:
+            video_bytes = f.read()
+        output_url = s3.upload(video_bytes, "mp4")
+        os.remove(temp_output_file.name)
+        for video_file in video_files:
+            os.remove(video_file)
+
+    # generate thumbnail
+    thumbnail = utils.create_dialogue_thumbnail(*images, width, height)
+    thumbnail_url = s3.upload(thumbnail, "webp")
+
+    return output_url, thumbnail_url

app/animations/monologue.py

@@ -0,0 +1,17 @@
+import requests
+
+from .animation import talking_head
+from ..plugins import replicate, elevenlabs, s3
+from ..character import EdenCharacter
+from ..scenarios import monologue
+from ..models import MonologueRequest
+
+
+def animated_monologue(request: MonologueRequest):
+    character = EdenCharacter(request.character_id)
+    #thumbnail_url = character.image
+    result = monologue(request)
+    output, thumbnail_url = talking_head(character, result.monologue)
+    output_bytes = requests.get(output).content
+    output_url = s3.upload(output_bytes, "mp4")
+    return output_url, thumbnail_url

app/animations/story.py

@@ -0,0 +1,70 @@
+import os
+import requests
+import tempfile
+
+from .. import utils
+from ..plugins import replicate, elevenlabs, s3
+from ..character import EdenCharacter
+from ..scenarios import story
+from ..models import StoryRequest, StoryResult
+from .animation import screenplay_clip
+
+MAX_PIXELS = 1024 * 1024
+MAX_WORKERS = 3
+
+
+def animated_story(request: StoryRequest):
+    screenplay = story(request)
+
+    characters = {
+        character_id: EdenCharacter(character_id) 
+        for character_id in request.character_ids + [request.narrator_id]
+    }
+
+    character_name_lookup = {
+        character.name: character_id
+        for character_id, character in characters.items()
+    }
+
+    images = [
+        characters[character_id].image 
+        for character_id in request.character_ids
+    ]
+
+    width, height = utils.calculate_target_dimensions(images, MAX_PIXELS)
+
+    def run_story_segment(clip):
+        if clip['voiceover'] == 'character':
+            character_id = character_name_lookup[clip['character']]
+            character = characters[character_id]
+        else:
+            character = characters[request.narrator_id]
+        output_filename, thumbnail_url = screenplay_clip(
+            character,
+            clip['speech'],
+            clip['image_description'],
+            width,
+            height
+        )
+        return output_filename, thumbnail_url
+
+    results = utils.process_in_parallel(
+        screenplay['clips'], 
+        run_story_segment,
+        max_workers=MAX_WORKERS
+    )
+
+    video_files = [video_file for video_file, thumbnail in results]
+    thumbnail_url = results[0][1]
+
+    with tempfile.NamedTemporaryFile(delete=True, suffix=".mp4") as temp_output_file:
+        utils.concatenate_videos(video_files, temp_output_file.name)
+        with open(temp_output_file.name, 'rb') as f:
+            video_bytes = f.read()
+        output_url = s3.upload(video_bytes, "mp4")
+
+    # clean up clips
+    for video_file in video_files:
+        os.remove(video_file)
+
+    return output_url, thumbnail_url

app/character.py

@@ -7,9 +7,10 @@
 from pydantic import Field, BaseModel, ValidationError
 
 from .mongo import get_character_data
-from .routers.tasks import summary, SummaryRequest
+from .scenarios.tasks import summary
 from .llm import LLM
 from .llm.models import ChatMessage
+from .models import SummaryRequest
 from .prompt_templates.assistant import (
     identity_template,
     reply_template,

app/routers/generator.py → app/generator.py

@@ -1,38 +1,28 @@
-from typing import Optional, List
-from fastapi import APIRouter, Request, BackgroundTasks
-from fastapi.responses import JSONResponse
-from pydantic import BaseModel
+from fastapi import BackgroundTasks
 import uuid
-import traceback
-
 import requests
 
-from .dags import monologue_dag, dialogue_dag
-from .story import cinema
-from ..mongo import get_character_data
-from ..llm import LLM
-from ..prompt_templates import monologue_template, dialogue_template
-
-from ..models import MonologueRequest, MonologueOutput
-from ..models import DialogueRequest, DialogueOutput, CinemaRequest
-from ..models import TaskRequest, TaskUpdate, TaskOutput
-
-router = APIRouter()
+from .animations import animated_monologue, animated_dialogue, animated_story
+from .models import MonologueRequest, MonologueResult
+from .models import DialogueRequest, DialogueResult, StoryRequest
+from .models import TaskRequest, TaskUpdate, TaskResult
 
 
-def process_task(task_id: str, request: TaskRequest, task_type: str):
+def process_task(task_id: str, request: TaskRequest):
     print("config", request.config)
 
+    task_type = request.generatorName
     webhook_url = request.webhookUrl
 
     update = TaskUpdate(
         id=task_id,
-        output=TaskOutput(progress=0),
+        output=TaskResult(progress=0),
         status="processing",
         error=None,
     )
 
-    requests.post(webhook_url, json=update.dict())
+    if webhook_url:
+        requests.post(webhook_url, json=update.dict())
 
     try:
         if task_type == "monologue":
@@ -42,7 +32,7 @@ def process_task(task_id: str, request: TaskRequest, task_type: str):
                 character_id=character_id,
                 prompt=prompt,
             )
-            output_url, thumbnail_url = monologue_dag(task_req)
+            output_url, thumbnail_url = animated_monologue(task_req)
 
         elif task_type == "dialogue":
             character_ids = request.config.get("characterIds")
@@ -51,19 +41,18 @@ def process_task(task_id: str, request: TaskRequest, task_type: str):
                 character_ids=character_ids,
                 prompt=prompt,
             )
-            output_url, thumbnail_url = dialogue_dag(task_req)
+            output_url, thumbnail_url = animated_dialogue(task_req)
 
         elif task_type == "story":
             character_ids = request.config.get("characterIds")
             prompt = request.config.get("prompt")
-            task_req = CinemaRequest(
+            task_req = StoryRequest(
                 character_ids=character_ids,
                 prompt=prompt,
             )
-            output_url = cinema(task_req)
-            thumbnail_url = "https://edenartlab-prod-data.s3.us-east-1.amazonaws.com/e745b8c200bb10efe744caa800c7c7f89c3ae05c39fa4aa0595bdd138117c592.png"
+            output_url, thumbnail_url = animated_story(task_req)
 
-        output = TaskOutput(
+        output = TaskResult(
             files=[output_url],
             thumbnails=[thumbnail_url],
             name=prompt,
@@ -75,7 +64,7 @@ def process_task(task_id: str, request: TaskRequest, task_type: str):
         error = None
 
     except Exception as e:
-        output = TaskOutput(
+        output = TaskResult(
             files=[],
             thumbnails=[],
             name=prompt,
@@ -94,12 +83,12 @@ def process_task(task_id: str, request: TaskRequest, task_type: str):
     )
     print("update", update.dict())
 
-    requests.post(webhook_url, json=update.dict())
+    if webhook_url:
+        requests.post(webhook_url, json=update.dict())
 
 
-@router.post("/tasks/create")
 async def generate_task(background_tasks: BackgroundTasks, request: TaskRequest):
     task_id = str(uuid.uuid4())
     if request.generatorName in ["monologue", "dialogue", "story"]:
-        background_tasks.add_task(process_task, task_id, request, request.generatorName)
+        background_tasks.add_task(process_task, task_id, request)
     return {"id": task_id}