Files
automatic/modules/api/gallery.py
T
Vladimir Mandic f44dd11b05 fixes
Signed-off-by: Vladimir Mandic <mandic00@live.com>
2026-06-26 21:30:09 +02:00

247 lines
11 KiB
Python

import io
import os
import time
import base64
from urllib.parse import quote, unquote
from fastapi.responses import JSONResponse
from starlette.websockets import WebSocket, WebSocketState
from pydantic import BaseModel, Field # pylint: disable=no-name-in-module
from PIL import Image
from modules import shared, images, files_cache, modelstats
from modules.logger import log
from modules.paths import resolve_output_path
debug = log.debug if os.environ.get('SD_BROWSER_DEBUG', None) is not None else lambda *args, **kwargs: None
OPTS_FOLDERS = [
"outdir_samples",
"outdir_txt2img_samples",
"outdir_img2img_samples",
"outdir_control_samples",
"outdir_extras_samples",
"outdir_save",
"outdir_video",
"outdir_init_images",
"outdir_grids",
"outdir_txt2img_grids",
"outdir_img2img_grids",
"outdir_control_grids",
]
### class definitions
class ReqFiles(BaseModel):
folder: str = Field(title="Folder")
### ws connection manager
class ConnectionManager:
def __init__(self):
self.active: list[WebSocket] = []
async def connect(self, ws: WebSocket):
await ws.accept()
agent = ws._headers.get("user-agent", "") # pylint: disable=protected-access
debug(f'Browser WS connect: client={ws.client.host} agent="{agent}"')
self.active.append(ws)
def disconnect(self, ws: WebSocket):
debug(f'Browser WS disconnect: client={ws.client.host}')
self.active.remove(ws)
async def send(self, ws: WebSocket, data: str | dict | bytes):
# debug(f'Browser WS send: client={ws.client.host} data={type(data)}')
if ws.client_state != WebSocketState.CONNECTED:
return
if isinstance(data, bytes):
await ws.send_bytes(data)
elif isinstance(data, dict):
await ws.send_json(data)
elif isinstance(data, str):
await ws.send_text(data)
else:
debug(f'Browser WS send: client={ws.client.host} data={type(data)} unknown')
async def broadcast(self, data: str | dict | bytes):
for ws in self.active:
await self.send(ws, data)
### api definitions
def register_api(api): # register api
manager = ConnectionManager()
def get_video_thumbnail(filepath):
from modules.video import get_video_params
try:
stat_size, stat_mtime = modelstats.stat(filepath)
frames, fps, duration, width, height, codec, frame = get_video_params(filepath, capture=True)
h = shared.opts.extra_networks_card_size
w = shared.opts.extra_networks_card_size if shared.opts.browser_fixed_width else width * h // height
frame = frame.convert('RGB')
frame.thumbnail((w, h), Image.Resampling.HAMMING)
buffered = io.BytesIO()
frame.save(buffered, format='jpeg')
data_url = f'data:image/jpeg;base64,{base64.b64encode(buffered.getvalue()).decode("ascii")}'
frame.close()
content = {
'exif': f'Codec: {codec}, Frames: {frames}, Duration: {duration:.2f} sec, FPS: {fps:.2f}',
'data': data_url,
'width': width,
'height': height,
'size': stat_size,
'mtime': stat_mtime.timestamp() * 1000, # JS timestamps use milliseconds
}
return content
except Exception as e:
log.error(f'Gallery video: file="{filepath}" {e}')
return {}
def get_image_thumbnail(filepath, exif: bool = True):
try:
stat_size, stat_mtime = modelstats.stat(filepath)
if stat_size < 1024:
return {}
with Image.open(filepath) as image:
# 1. Grab original dimensions BEFORE draft mode alters them
width, height = image.width, image.height
if height == 0 or width == 0:
log.error(f"Image: file={filepath} {image} invalid")
return {}
# 2. Extract EXIF data early
geninfo = images.read_info_from_image(image)[0] if exif else None
# 3. Calculate intended thumbnail size
h = shared.opts.extra_networks_card_size
w = shared.opts.extra_networks_card_size if shared.opts.browser_fixed_width else max(1, (width * h) // height)
# 4. Apply JPEG Draft Mode which downsamples during load
if image.format == "JPEG":
image.draft("RGB", (w, h))
elif image.mode != 'RGB':
image = image.convert('RGB')
# 5. Perform final precision thumbnail scale down
image.thumbnail((w, h), Image.Resampling.HAMMING)
# 6. Compress and encode to Base64
buffered = io.BytesIO()
image.save(buffered, format='JPEG', quality=85, optimize=True)
b64_str = base64.b64encode(buffered.getbuffer()).decode("ascii")
data_url = f'data:image/jpeg;base64,{b64_str}'
content = {
'exif': geninfo,
'data': data_url,
'width': width, # Original width sent to client
'height': height, # Original height sent to client
'size': stat_size,
'mtime': stat_mtime.timestamp() * 1000,
}
return content
except Exception as e:
log.error(f'Gallery image failed: file="{filepath}" | Error: {e}')
return {}
# @app.get('/sdapi/v1/browser/folders', response_model=list[dict])
def get_folders():
def make_folder(path, label=None):
"""Create folder entry with path and display label."""
if label is None:
label = os.path.basename(path) or path
return {"path": path, "label": label}
reference_dir = os.path.join('models', 'Reference')
base_samples = shared.opts.outdir_samples
base_grids = shared.opts.outdir_grids
# Build list of resolved output paths with labels
folders = []
if base_samples:
folders.append(make_folder(base_samples, os.path.basename(base_samples.rstrip('/\\'))))
if base_grids and base_grids != base_samples:
folders.append(make_folder(base_grids, os.path.basename(base_grids.rstrip('/\\'))))
# Use the specific folder setting values as labels (e.g., "outputs/text" -> "outputs/text")
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_txt2img_samples), shared.opts.outdir_txt2img_samples))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_img2img_samples), shared.opts.outdir_img2img_samples))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_control_samples), shared.opts.outdir_control_samples))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_extras_samples), shared.opts.outdir_extras_samples))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_save), shared.opts.outdir_save))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_video), shared.opts.outdir_video))
folders.append(make_folder(resolve_output_path(base_samples, shared.opts.outdir_init_images), shared.opts.outdir_init_images))
folders.append(make_folder(resolve_output_path(base_grids, shared.opts.outdir_txt2img_grids), shared.opts.outdir_txt2img_grids))
folders.append(make_folder(resolve_output_path(base_grids, shared.opts.outdir_img2img_grids), shared.opts.outdir_img2img_grids))
folders.append(make_folder(resolve_output_path(base_grids, shared.opts.outdir_control_grids), shared.opts.outdir_control_grids))
# Custom browser folders and reference dir
for f in shared.opts.browser_folders.split(','):
f = f.strip()
if f:
folders.append(make_folder(f))
folders.append(make_folder(reference_dir, 'Reference'))
# Filter empty and duplicates (by path)
seen_paths = set()
unique_folders = []
for f in folders:
path = f["path"].strip()
if path and path not in seen_paths and os.path.isdir(path):
seen_paths.add(path)
unique_folders.append(f)
if shared.demo is not None and path not in shared.demo.allowed_paths:
debug(f'Browser folders allow: {path}')
shared.demo.allowed_paths.append(path)
debug(f'Browser folders: {unique_folders}')
return JSONResponse(content=unique_folders)
# @app.get("/sdapi/v1/browser/thumb", response_model=dict)
async def get_thumb(file: str, exif: bool = False):
try:
decoded = unquote(file).replace('%3A', ':')
if decoded.lower().endswith('.mp4'):
return JSONResponse(content=get_video_thumbnail(decoded))
else:
return JSONResponse(content=get_image_thumbnail(decoded, exif))
except Exception as e:
log.error(f'Gallery: {file} {e}')
content = { 'error': str(e) }
return JSONResponse(content=content)
# @app.get("/sdapi/v1/browser/files", response_model=list)
async def ht_files(folder: str):
try:
t0 = time.time()
files = files_cache.directory_files(folder, recursive=True)
lines = []
for f in files:
file = os.path.relpath(f, folder)
msg = quote(folder) + '##F##' + quote(file)
msg = msg[:1] + ":" + msg[4:] if msg[1:4] == "%3A" else msg
lines.append(msg)
t1 = time.time()
log.debug(f'Gallery: type=ht folder="{folder}" files={len(lines)} time={t1-t0:.3f}')
return lines
except Exception as e:
log.error(f'Gallery: {folder} {e}')
return []
api.add_api_route("/sdapi/v1/browser/folders", get_folders, methods=["GET"], response_model=list[str])
api.add_api_route("/sdapi/v1/browser/thumb", get_thumb, methods=["GET"], response_model=dict)
api.add_api_route("/sdapi/v1/browser/files", ht_files, methods=["GET"], response_model=list)
@api.app.websocket("/sdapi/v1/browser/files")
async def ws_files(ws: WebSocket):
try:
await manager.connect(ws)
folder = await ws.receive_text()
folder = unquote(folder).replace('%3A', ':')
t0 = time.time()
numFiles = 0
files = files_cache.list_files(folder, recursive=True)
# files = list(files_cache.directory_files(folder, recursive=True))
# files.sort(key=os.path.getmtime)
for f in files:
numFiles += 1
file = os.path.relpath(f, folder)
msg = quote(folder) + '##F##' + quote(file)
msg = msg[:1] + ":" + msg[4:] if msg[1:4] == "%3A" else msg
await manager.send(ws, msg)
await manager.send(ws, '#END#')
t1 = time.time()
log.debug(f'Gallery: type=ws folder="{folder}" files={numFiles} time={t1-t0:.3f}')
except Exception as e:
debug(f'Browser WS error: {e}')
manager.disconnect(ws)