File size: 33,938 Bytes
5de606a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 | import uuid
import torch
from typing_extensions import override
from comfy_api.latest import IO, ComfyExtension, Input
from comfy_api_nodes.apis.heygen import (
HEYGEN_AVATAR_MAP,
HEYGEN_AVATAR_OPTIONS,
HEYGEN_TRANSLATE_LANGUAGES,
HEYGEN_VOICE_GENERAL_MAP,
HEYGEN_VOICE_GENERAL_OPTIONS,
HEYGEN_VOICE_TTS_MAP,
HEYGEN_VOICE_TTS_OPTIONS,
)
from comfy_api_nodes.util import (
ApiEndpoint,
audio_bytes_to_audio_input,
download_url_as_bytesio,
download_url_to_image_tensor,
download_url_to_video_output,
downscale_image_tensor_by_max_side,
get_number_of_images,
poll_op_raw,
sync_op_raw,
upload_audio_to_comfyapi,
upload_image_to_comfyapi,
upload_images_to_comfyapi,
upload_video_to_comfyapi,
validate_string,
)
from server import PromptServer
_VIDEOS_PATH = "/proxy/heygen/v3/videos"
_TRANSLATIONS_PATH = "/proxy/heygen/v3/video-translations"
_SPEECH_PATH = "/proxy/heygen/v3/voices/speech"
_AVATARS_PATH = "/proxy/heygen/v3/avatars"
_LOOKS_PATH = "/proxy/heygen/v3/avatars/looks"
_DEFAULT_VOICE_OPTION = "(avatar's default voice)"
_AVATARS_BY_ENGINE = {
e: [label for label, (_aid, _atype, engines) in HEYGEN_AVATAR_MAP.items() if e in engines]
for e in ("avatar_iv", "avatar_iii", "avatar_v")
}
async def _apply_speech_source(cls: type[IO.ComfyNode], payload: dict, speech: dict, require_voice: bool) -> None:
"""Fill script/audio speech fields of a /v3/videos payload from the DynamicCombo dict."""
if speech["speech"] == "audio":
payload["audio_url"] = await upload_audio_to_comfyapi(
cls, speech["audio"], container_format="mp3", codec_name="libmp3lame", mime_type="audio/mpeg"
)
elif speech["speech"] == "script":
validate_string(speech["text"], strip_whitespace=True, min_length=1, max_length=5000)
payload["script"] = speech["text"]
voice_id = speech.get("custom_voice_id", "").strip()
if not voice_id and speech["voice"] != _DEFAULT_VOICE_OPTION:
voice_id = HEYGEN_VOICE_GENERAL_MAP[speech["voice"]]
if voice_id:
payload["voice_id"] = voice_id
elif require_voice:
raise ValueError("A voice is required when driving the video with a text script.")
speed = speech.get("voice_speed", 1.0)
if speed != 1.0:
payload["voice_settings"] = {"speed": round(speed, 2)}
async def _create_and_poll_video(cls: type[IO.ComfyNode], payload: dict) -> dict:
"""POST a /v3/videos payload, poll until terminal, and return the final video data."""
created = await sync_op_raw(
cls,
ApiEndpoint(path=_VIDEOS_PATH, method="POST", headers={"Idempotency-Key": uuid.uuid4().hex}),
data=payload,
)
video_id = (created.get("data") or {}).get("video_id")
if not video_id:
raise ValueError(f"HeyGen did not return a video_id: {created}")
final = await poll_op_raw(
cls,
ApiEndpoint(path=f"{_VIDEOS_PATH}/{video_id}"),
status_extractor=lambda r: (r.get("data") or {}).get("status"),
queued_statuses=["pending", "waiting"],
poll_interval=5.0,
)
data = final["data"]
if not data.get("video_url"):
raise ValueError(f"HeyGen returned no video_url for video {video_id}.")
return data
async def _resolve_avatar(
cls: type[IO.ComfyNode], avatar_label: str, custom_avatar_id: str, engine_choice: str
) -> tuple[str, str | None]:
"""Resolve (avatar_id, engine_type) from the combo/override + engine widgets."""
custom_avatar_id = custom_avatar_id.strip()
if custom_avatar_id:
look = (
await sync_op_raw(
cls,
ApiEndpoint(path=f"{_LOOKS_PATH}/{custom_avatar_id}"),
final_label_on_success=None,
)
).get("data") or {}
avatar_id = custom_avatar_id
avatar_label = look.get("name") or custom_avatar_id
supported = look.get("supported_api_engines") or []
else:
avatar_id, avatar_type, supported = HEYGEN_AVATAR_MAP[avatar_label]
if engine_choice == "auto":
engine = next((e for e in ("avatar_iv", "avatar_iii", "avatar_v") if e in supported), None)
else:
engine = engine_choice
if supported and engine not in supported:
raise ValueError(
f"Avatar '{avatar_label}' does not support the {engine} engine "
f"(supported: {', '.join(supported)}). Set engine to 'auto' to pick "
"a compatible engine automatically."
)
return avatar_id, engine
class HeyGenTalkingPhotoNode(IO.ComfyNode):
"""Animate a still image of a person into a lip-synced talking video."""
@classmethod
def define_schema(cls) -> IO.Schema:
return IO.Schema(
node_id="HeyGenTalkingPhotoNode",
display_name="HeyGen Talking Photo",
category="partner/video/HeyGen",
description="Animate any image of a person into a lip-synced talking video "
"(HeyGen Avatar IV). Drive it with a text script or your own audio.",
inputs=[
IO.Image.Input(
"image",
tooltip="Image of a person to animate. Downscaled automatically if larger than 2K.",
),
IO.DynamicCombo.Input(
"speech",
display_name="speech source",
options=[
IO.DynamicCombo.Option(
"script",
[
IO.String.Input(
"text",
multiline=True,
default="",
tooltip="Text for the avatar to speak (up to 5000 characters). "
"The generated speech must be at least 1 second long.",
),
IO.Combo.Input(
"voice",
options=HEYGEN_VOICE_GENERAL_OPTIONS,
tooltip="Voice for the script (HeyGen's most popular voices).",
),
IO.String.Input(
"custom_voice_id",
default="",
optional=True,
tooltip="Optional HeyGen voice ID. When set, overrides the voice selected above. "
"Any voice from HeyGen's library (2000+) can be used.",
),
IO.Float.Input(
"voice_speed",
default=1.0,
min=0.5,
max=1.5,
step=0.05,
optional=True,
tooltip="Speech speed multiplier.",
),
],
),
IO.DynamicCombo.Option(
"audio",
[
IO.Audio.Input(
"audio",
tooltip="Audio for the avatar to lip-sync, up to 10 minutes.",
),
],
),
],
tooltip="Drive the avatar with a text script (HeyGen text-to-speech) or your own audio.",
),
IO.Combo.Input(
"resolution",
options=["720p", "1080p"],
default="1080p",
optional=True,
tooltip="Output video resolution.",
),
IO.Combo.Input(
"aspect_ratio",
options=["auto", "16:9", "9:16", "1:1", "4:5", "5:4"],
default="auto",
optional=True,
tooltip="Output aspect ratio. 'auto' follows the input image.",
),
IO.Combo.Input(
"expressiveness",
options=["low", "medium", "high"],
default="low",
optional=True,
tooltip="How expressive the animated face and gestures are.",
),
IO.Int.Input(
"seed",
default=42,
min=0,
max=2147483647,
control_after_generate=True,
optional=True,
tooltip="Not sent to HeyGen; change it to force a re-run.",
),
],
outputs=[IO.Video.Output()],
hidden=[
IO.Hidden.auth_token_comfy_org,
IO.Hidden.api_key_comfy_org,
IO.Hidden.unique_id,
],
is_api_node=True,
price_badge=IO.PriceBadge(
expr="""{"type":"usd","usd":0.0715,"format":{"suffix":"/second"}}""",
),
)
@classmethod
async def execute(
cls,
image: Input.Image,
speech: dict,
resolution: str = "1080p",
aspect_ratio: str = "auto",
expressiveness: str = "low",
seed: int = 0,
) -> IO.NodeOutput:
image = downscale_image_tensor_by_max_side(image, max_side=2000)
image_url = await upload_image_to_comfyapi(cls, image, mime_type="image/png", total_pixels=None)
payload = {
"type": "image",
"image": {"type": "url", "url": image_url},
"resolution": resolution,
"aspect_ratio": aspect_ratio,
"expressiveness": expressiveness,
"title": "ComfyUI Talking Photo",
}
await _apply_speech_source(cls, payload, speech, require_voice=True)
video = await _create_and_poll_video(cls, payload)
return IO.NodeOutput(await download_url_to_video_output(video["video_url"]))
class HeyGenAvatarVideoNode(IO.ComfyNode):
"""Generate a presenter video from a HeyGen avatar look."""
@classmethod
def define_schema(cls) -> IO.Schema:
return IO.Schema(
node_id="HeyGenAvatarVideoNode",
display_name="HeyGen Avatar Video",
category="partner/video/HeyGen",
description="Generate a talking-presenter video from a HeyGen avatar. "
"Includes HeyGen's most popular public avatars; any look ID can be supplied as an override.",
inputs=[
IO.DynamicCombo.Input(
"engine",
options=[
IO.DynamicCombo.Option(
"auto",
[
IO.Combo.Input(
"avatar",
options=HEYGEN_AVATAR_OPTIONS,
tooltip="Avatar look to present the video (curated from HeyGen's "
"public library). The best engine the look supports is chosen "
"automatically.",
),
],
),
IO.DynamicCombo.Option(
"avatar_iv",
[
IO.Combo.Input(
"avatar",
options=_AVATARS_BY_ENGINE["avatar_iv"],
tooltip="Avatar looks that support the Avatar IV engine.",
),
],
),
IO.DynamicCombo.Option(
"avatar_iii",
[
IO.Combo.Input(
"avatar",
options=_AVATARS_BY_ENGINE["avatar_iii"],
tooltip="Avatar looks that support the Avatar III engine.",
),
],
),
IO.DynamicCombo.Option(
"avatar_v",
[
IO.Combo.Input(
"avatar",
options=_AVATARS_BY_ENGINE["avatar_v"],
tooltip="Avatar looks that support the Avatar V engine.",
),
],
),
],
tooltip="Rendering engine; each choice lists only the avatars that support it. "
"'auto' offers every avatar and picks its best engine (Avatar IV preferred). "
"Avatar V is highest fidelity, Avatar III is the most affordable.",
),
IO.String.Input(
"custom_avatar_id",
default="",
optional=True,
tooltip="Optional HeyGen avatar look ID. When set, overrides the avatar selected above. "
"Any of HeyGen's 3000+ public looks (or your private avatars) can be used.",
),
IO.DynamicCombo.Input(
"speech",
display_name="speech source",
options=[
IO.DynamicCombo.Option(
"script",
[
IO.String.Input(
"text",
multiline=True,
default="",
tooltip="Text for the avatar to speak (up to 5000 characters). "
"The generated speech must be at least 1 second long.",
),
IO.Combo.Input(
"voice",
options=[_DEFAULT_VOICE_OPTION] + HEYGEN_VOICE_GENERAL_OPTIONS,
tooltip="Voice for the script. The default option uses the voice HeyGen assigned to the avatar.",
),
IO.String.Input(
"custom_voice_id",
default="",
optional=True,
tooltip="Optional HeyGen voice ID. When set, overrides the voice selected above. "
"Any voice from HeyGen's library (2000+) can be used.",
),
IO.Float.Input(
"voice_speed",
default=1.0,
min=0.5,
max=1.5,
step=0.05,
optional=True,
tooltip="Speech speed multiplier.",
),
],
),
IO.DynamicCombo.Option(
"audio",
[
IO.Audio.Input(
"audio",
tooltip="Audio for the avatar to lip-sync, up to 10 minutes.",
),
],
),
],
tooltip="Drive the avatar with a text script (HeyGen text-to-speech) or your own audio.",
),
IO.Combo.Input(
"resolution",
options=["720p", "1080p"],
default="1080p",
optional=True,
tooltip="Output video resolution.",
),
IO.Combo.Input(
"aspect_ratio",
options=["auto", "16:9", "9:16", "1:1", "4:5", "5:4"],
default="auto",
optional=True,
tooltip="Output aspect ratio. 'auto' follows the avatar's source footage.",
),
IO.String.Input(
"background_color",
default="",
optional=True,
tooltip="Optional solid background color as a hex code (e.g. '#00ff00'). "
"Leave empty for the avatar's own background.",
),
IO.Int.Input(
"seed",
default=42,
min=0,
max=2147483647,
control_after_generate=True,
optional=True,
tooltip="Not sent to HeyGen; change it to force a re-run.",
),
],
outputs=[IO.Video.Output()],
hidden=[
IO.Hidden.auth_token_comfy_org,
IO.Hidden.api_key_comfy_org,
IO.Hidden.unique_id,
],
is_api_node=True,
price_badge=IO.PriceBadge(
depends_on=IO.PriceBadgeDepends(widgets=["engine"]),
expr="""
widgets.engine = "avatar_iii"
? {"type":"range_usd","min_usd":0.023881,"max_usd":0.061919,"format":{"suffix":"/second"}}
: widgets.engine = "avatar_v"
? {"type":"usd","usd":0.095381,"format":{"suffix":"/second"}}
: widgets.engine = "avatar_iv"
? {"type":"range_usd","min_usd":0.0715,"max_usd":0.095381,"format":{"suffix":"/second"}}
: {"type":"range_usd","min_usd":0.023881,"max_usd":0.095381,"format":{"suffix":"/second"}}
""",
),
)
@classmethod
async def execute(
cls,
engine: dict,
speech: dict,
custom_avatar_id: str = "",
resolution: str = "1080p",
aspect_ratio: str = "auto",
background_color: str = "",
seed: int = 0,
) -> IO.NodeOutput:
avatar_id, engine_type = await _resolve_avatar(cls, engine["avatar"], custom_avatar_id, engine["engine"])
payload = {
"type": "avatar",
"avatar_id": avatar_id,
"resolution": resolution,
"aspect_ratio": aspect_ratio,
"title": "ComfyUI Avatar Video",
}
if engine_type:
payload["engine"] = {"type": engine_type}
background_color = background_color.strip()
if background_color:
if not background_color.startswith("#"):
raise ValueError("background_color must be a hex color code like '#00ff00'.")
payload["background"] = {"type": "color", "value": background_color}
await _apply_speech_source(cls, payload, speech, require_voice=False)
video = await _create_and_poll_video(cls, payload)
return IO.NodeOutput(await download_url_to_video_output(video["video_url"]))
class HeyGenCreateAvatarNode(IO.ComfyNode):
"""Create a reusable HeyGen avatar from a photo or a text prompt."""
@classmethod
def define_schema(cls) -> IO.Schema:
return IO.Schema(
node_id="HeyGenCreateAvatarNode",
display_name="HeyGen Create Avatar",
category="partner/video/HeyGen",
description="Create your own reusable HeyGen avatar from a photo of a person or "
"from a text prompt (a generated character). Feed the resulting avatar_id into "
"HeyGen Avatar Video's custom_avatar_id — and save the ID somewhere to reuse the "
"avatar in future workflows.",
inputs=[
IO.DynamicCombo.Input(
"source",
options=[
IO.DynamicCombo.Option(
"prompt",
[
IO.String.Input(
"prompt",
multiline=True,
default="",
tooltip="Description of the avatar to generate (up to 1000 characters).",
),
IO.Autogrow.Input(
"reference_images",
template=IO.Autogrow.TemplateNames(
IO.Image.Input("ref_image"),
names=[f"ref_image_{i}" for i in range(1, 4)],
min=0,
),
tooltip="Up to 3 reference images guiding the generated look.",
),
],
),
IO.DynamicCombo.Option(
"photo",
[
IO.Image.Input(
"identity_photo",
tooltip="Photo of the person to turn into an avatar. "
"Downscaled automatically if larger than 2K.",
),
],
),
],
tooltip="Generate a new character from a text prompt, or create the avatar "
"from a connected photo of a person.",
),
],
outputs=[
IO.String.Output(
display_name="avatar_id",
tooltip="Avatar look ID. Pass it to HeyGen Avatar Video's custom_avatar_id; "
"save it to reuse the avatar later.",
),
IO.Image.Output(display_name="preview"),
],
hidden=[
IO.Hidden.auth_token_comfy_org,
IO.Hidden.api_key_comfy_org,
IO.Hidden.unique_id,
],
is_api_node=True,
price_badge=IO.PriceBadge(
expr="""{"type":"usd","usd":1.43}""",
),
)
@classmethod
async def execute(
cls,
source: dict,
) -> IO.NodeOutput:
payload: dict = {"name": "ComfyUI Avatar"}
if source["source"] == "photo":
image = downscale_image_tensor_by_max_side(source["identity_photo"], max_side=2000)
image_url = await upload_image_to_comfyapi(cls, image, mime_type="image/png", total_pixels=None)
payload["type"] = "photo"
payload["file"] = {"type": "url", "url": image_url}
else:
validate_string(source["prompt"], strip_whitespace=True, min_length=1, max_length=1000)
payload["type"] = "prompt"
payload["prompt"] = source["prompt"]
ref_tensors = [t for t in (source.get("reference_images") or {}).values() if t is not None]
if ref_tensors:
n_images = sum(get_number_of_images(t) for t in ref_tensors)
if n_images > 3:
raise ValueError(f"HeyGen accepts at most 3 reference images; got {n_images}.")
scaled = [downscale_image_tensor_by_max_side(t, max_side=2000) for t in ref_tensors]
ref_urls = await upload_images_to_comfyapi(
cls, scaled, max_images=3, mime_type="image/png", total_pixels=None
)
payload["reference_images"] = [{"type": "url", "url": u} for u in ref_urls]
created = await sync_op_raw(
cls,
ApiEndpoint(path=_AVATARS_PATH, method="POST"),
data=payload,
)
look_id = ((created.get("data") or {}).get("avatar_item") or {}).get("id")
if not look_id:
raise ValueError(f"HeyGen did not return an avatar: {created}")
final = await poll_op_raw(
cls,
ApiEndpoint(path=f"{_LOOKS_PATH}/{look_id}"),
# A missing status means the look needed no training and is ready.
status_extractor=lambda r: (r.get("data") or {}).get("status") or "completed",
failed_statuses=["failed", "pending_consent"],
poll_interval=5.0,
)
data = final["data"]
if data.get("preview_image_url"):
preview = await download_url_to_image_tensor(data["preview_image_url"])
else:
preview = torch.zeros(1, 64, 64, 3)
PromptServer.instance.send_progress_text(
f"Please save the avatar_id for reuse.\n\navatar_id: {look_id}",
cls.hidden.unique_id,
)
return IO.NodeOutput(look_id, preview)
class HeyGenVideoTranslateNode(IO.ComfyNode):
"""Translate a spoken video into another language with voice cloning and lip sync."""
@classmethod
def define_schema(cls) -> IO.Schema:
return IO.Schema(
node_id="HeyGenVideoTranslateNode",
display_name="HeyGen Video Translate",
category="partner/video/HeyGen",
description="Translate a spoken video into another language. Clones the original "
"speaker's voice and re-animates the mouth to match the translated speech.",
inputs=[
IO.Video.Input(
"video",
tooltip="Video with speech to translate.",
),
IO.Combo.Input(
"output_language",
options=HEYGEN_TRANSLATE_LANGUAGES,
tooltip="Target language for the translated video.",
),
IO.Combo.Input(
"mode",
options=["speed", "precision"],
default="speed",
tooltip="'speed' is faster; 'precision' produces higher-quality lip sync at twice the price.",
),
IO.Boolean.Input(
"translate_audio_only",
default=False,
optional=True,
tooltip="Only swap the audio track, keeping the original mouth movements (no lip sync).",
),
IO.Int.Input(
"speaker_count",
default=0,
min=0,
max=10,
optional=True,
tooltip="Number of speakers in the video. 0 = detect automatically.",
),
IO.Int.Input(
"seed",
default=42,
min=0,
max=2147483647,
control_after_generate=True,
optional=True,
tooltip="Not sent to HeyGen; change it to force a re-run.",
),
],
outputs=[IO.Video.Output()],
hidden=[
IO.Hidden.auth_token_comfy_org,
IO.Hidden.api_key_comfy_org,
IO.Hidden.unique_id,
],
is_api_node=True,
price_badge=IO.PriceBadge(
depends_on=IO.PriceBadgeDepends(widgets=["mode"]),
expr="""{"type":"usd","usd": widgets.mode = "precision" ? 0.095381 : 0.047619,"""
""""format":{"suffix":"/second"}}""",
),
)
@classmethod
async def execute(
cls,
video: Input.Video,
output_language: str,
mode: str,
translate_audio_only: bool = False,
speaker_count: int = 0,
seed: int = 0,
) -> IO.NodeOutput:
video_url = await upload_video_to_comfyapi(cls, video)
payload = {
"video": {"type": "url", "url": video_url},
"output_languages": [output_language],
"mode": mode,
"translate_audio_only": translate_audio_only,
"title": "ComfyUI Video Translate",
}
if speaker_count > 0:
payload["speaker_num"] = speaker_count
created = await sync_op_raw(
cls,
ApiEndpoint(path=_TRANSLATIONS_PATH, method="POST"),
data=payload,
)
translation_ids = (created.get("data") or {}).get("video_translation_ids") or []
if not translation_ids:
raise ValueError(f"HeyGen did not return a translation ID: {created}")
final = await poll_op_raw(
cls,
ApiEndpoint(path=f"{_TRANSLATIONS_PATH}/{translation_ids[0]}"),
status_extractor=lambda r: (r.get("data") or {}).get("status"),
queued_statuses=["pending"],
poll_interval=5.0,
)
data = final["data"]
if not data.get("video_url"):
raise ValueError(f"HeyGen returned no video_url for translation {translation_ids[0]}.")
return IO.NodeOutput(await download_url_to_video_output(data["video_url"]))
class HeyGenTextToSpeechNode(IO.ComfyNode):
"""Synthesize speech audio from text with HeyGen's Starfish TTS engine."""
@classmethod
def define_schema(cls) -> IO.Schema:
return IO.Schema(
node_id="HeyGenTextToSpeechNode",
display_name="HeyGen Text to Speech",
category="partner/audio/HeyGen",
description="Generate speech audio from text using HeyGen's Starfish TTS engine. "
"Includes HeyGen's most popular voices across 17 languages.",
inputs=[
IO.String.Input(
"text",
multiline=True,
default="",
tooltip="Text to synthesize (up to 5000 characters). The generated speech "
"must be at least 1 second long.",
),
IO.Combo.Input(
"voice",
options=HEYGEN_VOICE_TTS_OPTIONS,
tooltip="Voice to use (curated from HeyGen's most popular Starfish-compatible voices).",
),
IO.String.Input(
"custom_voice_id",
default="",
optional=True,
tooltip="Optional HeyGen voice ID. When set, overrides the voice selected above. "
"The voice must support the Starfish engine.",
),
IO.Float.Input(
"speed",
default=1.0,
min=0.5,
max=2.0,
step=0.05,
optional=True,
tooltip="Speech speed multiplier.",
),
IO.Boolean.Input(
"ssml",
default=False,
optional=True,
tooltip="Treat the text as SSML markup (for pauses, emphasis, and pronunciation control).",
),
IO.Int.Input(
"seed",
default=42,
min=0,
max=2147483647,
control_after_generate=True,
optional=True,
tooltip="Not sent to HeyGen; change it to force a re-run.",
),
],
outputs=[IO.Audio.Output()],
hidden=[
IO.Hidden.auth_token_comfy_org,
IO.Hidden.api_key_comfy_org,
IO.Hidden.unique_id,
],
is_api_node=True,
price_badge=IO.PriceBadge(
expr="""{"type":"usd","usd":0.00095381,"format":{"approximate":true,"suffix":"/second"}}""",
),
)
@classmethod
async def execute(
cls,
text: str,
voice: str,
custom_voice_id: str = "",
speed: float = 1.0,
ssml: bool = False,
seed: int = 0,
) -> IO.NodeOutput:
validate_string(text, strip_whitespace=True, min_length=1, max_length=5000)
payload = {
"text": text,
"voice_id": custom_voice_id.strip() or HEYGEN_VOICE_TTS_MAP[voice],
"speed": round(speed, 2),
}
if ssml:
payload["input_type"] = "ssml"
response = await sync_op_raw(
cls,
ApiEndpoint(path=_SPEECH_PATH, method="POST"),
data=payload,
)
audio_url = (response.get("data") or {}).get("audio_url")
if not audio_url:
raise ValueError(f"HeyGen did not return an audio_url: {response}")
audio_bytes = await download_url_as_bytesio(audio_url)
return IO.NodeOutput(audio_bytes_to_audio_input(audio_bytes.getvalue()))
class HeyGenExtension(ComfyExtension):
@override
async def get_node_list(self) -> list[type[IO.ComfyNode]]:
return [
HeyGenTalkingPhotoNode,
HeyGenAvatarVideoNode,
HeyGenCreateAvatarNode,
HeyGenVideoTranslateNode,
HeyGenTextToSpeechNode,
]
async def comfy_entrypoint() -> HeyGenExtension:
return HeyGenExtension()
|