Disable parts of add_job UI when missing critical project data instead of crashing

dashboard.py

@@ -1,279 +0,0 @@
-#!/usr/bin/env python3
-import datetime
-import os.path
-import socket
-import threading
-import time
-import traceback
-
-from rich import box
-from rich.console import Console
-from rich.layout import Layout
-from rich.live import Live
-from rich.panel import Panel
-from rich.table import Column
-from rich.table import Table
-from rich.text import Text
-from rich.tree import Tree
-
-from src.engines.core.base_worker import RenderStatus, string_to_status
-from src.api.server_proxy import RenderServerProxy
-from src.utilities.misc_helper import get_time_elapsed
-from start_server import start_server
-
-"""
-The RenderDashboard is designed to be run on a remote machine or on the local server
-This provides a detailed status of all jobs running on the server
-"""
-
-status_colors = {RenderStatus.ERROR: "red", RenderStatus.CANCELLED: 'orange1', RenderStatus.COMPLETED: 'green',
-                 RenderStatus.NOT_STARTED: "yellow", RenderStatus.SCHEDULED: 'purple',
-                 RenderStatus.RUNNING: 'cyan'}
-
-categories = [RenderStatus.RUNNING, RenderStatus.ERROR, RenderStatus.NOT_STARTED, RenderStatus.SCHEDULED,
-              RenderStatus.COMPLETED, RenderStatus.CANCELLED, RenderStatus.UNDEFINED]
-
-renderer_colors = {'ffmpeg': '[magenta]', 'blender': '[orange1]', 'aerender': '[purple]'}
-
-local_hostname = socket.gethostname()
-
-
-def status_string_to_color(status_string):
-    job_status = string_to_status(status_string)
-    job_color = '[{}]'.format(status_colors[job_status])
-    return job_color
-
-
-def sorted_jobs(all_jobs):
-
-    sort_by_date = True
-    if not sort_by_date:
-        sorted_job_list = []
-        if all_jobs:
-            for status_category in categories:
-                found_jobs = [x for x in all_jobs if x['status'] == status_category.value]
-                if found_jobs:
-                    sorted_found_jobs = sorted(found_jobs, key=lambda d: datetime.datetime.fromisoformat(d['date_created']), reverse=True)
-                    sorted_job_list.extend(sorted_found_jobs)
-    else:
-        sorted_job_list = sorted(all_jobs, key=lambda d: datetime.datetime.fromisoformat(d['date_created']), reverse=True)
-    return sorted_job_list
-
-
-def create_node_tree(all_server_data) -> Tree:
-    main_tree = Tree("[magenta]Server Cluster")
-
-    for server_host, server_data in all_server_data['servers'].items():
-
-        node_title_local = f"[cyan bold]{server_host}[/] [yellow](This Computer)[default]"
-        node_title_remote = f"[cyan]{server_host} [magenta](Remote)[default]"
-        node_tree_text = node_title_local if (server_host == local_hostname) else node_title_remote
-
-        if server_data.get('is_online', False):
-
-            node_tree_text = node_tree_text + " - [green]Running"
-            node_tree = Tree(node_tree_text)
-
-            stats_text = f"CPU: [yellow]{server_data['status']['cpu_percent']}% [default]| RAM: " \
-                         f"[yellow]{server_data['status']['memory_percent']}% [default]| Cores: " \
-                         f"[yellow]{server_data['status']['cpu_count']} [default]| " \
-                         f"{server_data['status']['platform'].split('-')[0]}"
-
-            node_tree.add(Tree(stats_text))
-
-            running_jobs = [job for job in server_data['jobs'] if job['status'] == RenderStatus.RUNNING.value]
-            not_started = [job for job in server_data['jobs'] if job['status'] == RenderStatus.NOT_STARTED.value]
-            scheduled = [job for job in server_data['jobs'] if job['status'] == RenderStatus.SCHEDULED.value]
-            jobs_to_display = running_jobs + not_started + scheduled
-
-            jobs_tree = Tree(f"Running: [green]{len(running_jobs)} [default]| Queued: [cyan]{len(not_started)}"
-                             f"[default] | Scheduled: [cyan]{len(scheduled)}")
-
-            for job in jobs_to_display:
-                renderer = f"{renderer_colors[job['renderer']]}{job['renderer']}[default]"
-                filename = os.path.basename(job['input_path']).split('.')[0]
-                if job['status'] == RenderStatus.RUNNING.value:
-                    jobs_tree.add(f"[bold]{renderer} {filename} ({job['id']}) - {status_string_to_color(job['status'])}{(float(job['percent_complete']) * 100):.1f}%")
-                else:
-                    jobs_tree.add(f"{filename} ({job['id']}) - {status_string_to_color(job['status'])}{job['status'].title()}")
-
-            if not jobs_to_display:
-                jobs_tree.add("[italic]No running jobs")
-
-            node_tree.add(jobs_tree)
-            main_tree.add(node_tree)
-        else:
-            # if server is offline
-            node_tree_text = node_tree_text + " - [red]Offline"
-            node_tree = Tree(node_tree_text)
-            main_tree.add(node_tree)
-    return main_tree
-
-
-def create_jobs_table(all_server_data) -> Table:
-    table = Table("ID", "Name", "Renderer", Column(header="Priority", justify="center"),
-                  Column(header="Status", justify="center"), Column(header="Time Elapsed", justify="right"),
-                  Column(header="# Frames", justify="right"), "Client", show_lines=True,
-                  box=box.HEAVY_HEAD)
-
-    all_jobs = []
-    for server_name, server_data in all_server_data['servers'].items():
-        for job in server_data['jobs']:
-            #todo: clean this up
-            all_jobs.append(job)
-
-    all_jobs = sorted_jobs(all_jobs)
-
-    for job in all_jobs:
-
-        job_status = string_to_status(job['status'])
-        job_color = '[{}]'.format(status_colors[job_status])
-        job_text = f"{job_color}" + job_status.value.title()
-
-        if job_status == RenderStatus.ERROR and job['errors']:
-            job_text = job_text + "\n" + "\n".join(job['errors'])
-
-        # Project name
-        project_name = job_color + (job['name'] or os.path.basename(job['input_path']))
-        elapsed_time = get_time_elapsed(datetime.datetime.fromisoformat(job['start_time']),
-                                        datetime.datetime.fromisoformat(job['end_time']))
-
-        if job_status == RenderStatus.RUNNING:
-            job_text = f"{job_color}[bold]Running - {float(job['percent_complete']) * 100:.1f}%"
-            elapsed_time = "[bold]" + elapsed_time
-            project_name = "[bold]" + project_name
-        elif job_status == RenderStatus.CANCELLED or job_status == RenderStatus.ERROR:
-            project_name = "[strike]" + project_name
-
-        # Priority
-        priority_color = ["red", "yellow", "cyan"][(job['priority'] - 1)]
-
-        client_name = job['client'] or 'unknown'
-        client_colors = {'unknown': '[red]', local_hostname: '[yellow]'}
-        client_title = client_colors.get(client_name, '[magenta]') + client_name
-
-        table.add_row(
-            job['id'],
-            project_name,
-            renderer_colors.get(job['renderer'], '[cyan]') + job['renderer'] + '[default]-' + job['renderer_version'],
-            f"[{priority_color}]{job['priority']}",
-            job_text,
-            elapsed_time,
-            str(max(int(job['total_frames']), 1)),
-            client_title
-        )
-
-    return table
-
-
-def create_status_panel(all_server_data):
-    for key, value in all_server_data['servers'].items():
-        if key == local_hostname:
-            return str(value['status'])
-    return "no status"
-
-
-class KeyboardThread(threading.Thread):
-
-    def __init__(self, input_cbk = None, name='keyboard-input-thread'):
-        self.input_cbk = input_cbk
-        super(KeyboardThread, self).__init__(name=name)
-        self.start()
-
-    def run(self):
-        while True:
-            self.input_cbk(input()) #waits to get input + Return
-
-
-def my_callback(inp):
-    #evaluate the keyboard input
-    print('You Entered:', inp)
-
-
-if __name__ == '__main__':
-
-    get_server_ip = input("Enter server IP or None for local: ") or local_hostname
-
-    server_proxy = RenderServerProxy(get_server_ip, "8080")
-
-    if not server_proxy.connect():
-        if server_proxy.hostname == local_hostname:
-            start_server_input = input("Local server not running. Start server? (y/n) ")
-            if start_server_input and start_server_input[0].lower() == "y":
-                # Startup the local server
-                start_server()
-                test = server_proxy.connect()
-                print(f"connected? {test}")
-        else:
-            print(f"\nUnable to connect to server: {server_proxy.hostname}")
-            print("\nVerify IP address is correct and server is running")
-            exit(1)
-
-    # start the Keyboard thread
-    # kthread = KeyboardThread(my_callback)
-
-    # Console Layout
-    console = Console()
-    layout = Layout()
-
-    # Divide the "screen" in to three parts
-    layout.split(
-        Layout(name="header", size=3),
-        Layout(ratio=1, name="main")
-        # Layout(size=10, name="footer"),
-    )
-    # Divide the "main" layout in to "side" and "body"
-    layout["main"].split_row(
-        Layout(name="side"),
-        Layout(name="body",
-               ratio=3))
-    # Divide the "side" layout in to two
-    layout["side"].split(Layout(name="side_top"), Layout(name="side_bottom"))
-
-    # Server connection header
-    header_text = Text(f"Connected to server: ")
-    header_text.append(f"{server_proxy.hostname} ", style="green")
-    if server_proxy.hostname == local_hostname:
-        header_text.append("(This Computer)", style="yellow")
-    else:
-        header_text.append("(Remote)", style="magenta")
-
-    # background process to update server data independent of the UI
-    def fetch_server_data(server):
-        while True:
-            fetched_data = server.get_data(timeout=5)
-            if fetched_data:
-                server.fetched_status_data = fetched_data
-            time.sleep(1)
-
-    x = threading.Thread(target=fetch_server_data, args=(server_proxy,))
-    x.daemon = True
-    x.start()
-
-    # draw and update the UI
-    with Live(console=console, screen=False, refresh_per_second=1, transient=True) as live:
-        while True:
-            try:
-                if server_proxy.fetched_status_data:
-
-                    server_online = False
-                    if server_proxy.fetched_status_data.get('timestamp', None):
-                        timestamp = datetime.datetime.fromisoformat(server_proxy.fetched_status_data['timestamp'])
-                        time_diff = datetime.datetime.now() - timestamp
-                        server_online = time_diff.seconds < 10  # client is offline if not updated in certain time
-
-                    layout["body"].update(create_jobs_table(server_proxy.fetched_status_data))
-                    layout["side_top"].update(Panel(create_node_tree(server_proxy.fetched_status_data)))
-                    layout["side_bottom"].update(Panel(create_status_panel(server_proxy.fetched_status_data)))
-
-                    online_text = "Online" if server_online else "Offline"
-                    online_color = "green" if server_online else "red"
-                    layout["header"].update(Panel(Text(f"Zordon Render Client - Version 0.0.1 alpha - {online_text}",
-                                                       justify="center", style=online_color)))
-                    live.update(layout, refresh=False)
-            except Exception as e:
-                print(f"Exception updating table: {e}")
-                traceback.print_exception(e)
-            time.sleep(1)
-    #     #     # todo: Add input prompt to manage running jobs (ie add, cancel, get info, etc)
-

setup.py

@@ -11,7 +11,13 @@ from setuptools import setup
 APP = ['main.py']
 DATA_FILES = [('config', glob.glob('config/*.*')),
               ('resources', glob.glob('resources/*.*'))]
-OPTIONS = {}
+OPTIONS = {
+    'excludes': ['PySide6'],
+    'includes': ['zeroconf', 'zeroconf._services.info'],
+    'plist': {
+        'LSMinimumSystemVersion': '10.15',  # Specify minimum macOS version
+    },
+}
 
 setup(
     app=APP,

src/api/api_server.py

@@ -463,6 +463,7 @@ def delete_engine_download():
 @server.get('/api/renderer/<renderer>/args')
 def get_renderer_args(renderer):
     try:
+        # todo: possibly deprecate
         renderer_engine_class = EngineManager.engine_with_name(renderer)
         return renderer_engine_class().get_arguments()
     except LookupError:

src/engines/aerender/aerender_engine.py

@@ -1,22 +1,74 @@
+import glob
+import logging
+import subprocess
+
 from src.engines.core.base_engine import BaseRenderEngine
 
+logger = logging.getLogger()
+
 
 class AERender(BaseRenderEngine):
 
-    supported_extensions = ['.aep']
+    file_extensions = ['aepx']
 
     def version(self):
         version = None
         try:
             render_path = self.renderer_path()
             if render_path:
-                ver_out = subprocess.check_output([render_path, '-version'], timeout=SUBPROCESS_TIMEOUT)
-                version = ver_out.decode('utf-8').split(" ")[-1].strip()
+                ver_out = subprocess.run([render_path, '-version'], capture_output=True, text=True)
+                version = ver_out.stdout.split(" ")[-1].strip()
         except Exception as e:
             logger.error(f'Failed to get {self.name()} version: {e}')
         return version
 
+    @classmethod
+    def default_renderer_path(cls):
+        paths = glob.glob('/Applications/*After Effects*/aerender')
+        if len(paths) > 1:
+            logger.warning('Multiple After Effects installations detected')
+        elif not paths:
+            logger.error('After Effects installation not found')
+        return paths[0]
+
+    def get_project_info(self, project_path, timeout=10):
+        scene_info = {}
+        try:
+            import xml.etree.ElementTree as ET
+
+            tree = ET.parse(project_path)
+            root = tree.getroot()
+            namespace = {'ae': 'http://www.adobe.com/products/aftereffects'}
+
+            comp_names = []
+            for item in root.findall(".//ae:Item", namespace):
+                if item.find("ae:Layr", namespace) is not None:
+                    for string in item.findall("./ae:string", namespace):
+                        comp_names.append(string.text)
+            scene_info['comp_names'] = comp_names
+        except Exception as e:
+            logger.error(f'Error getting file details for .aepx file: {e}')
+        return scene_info
+
+    def run_javascript(self, script_path, project_path, timeout=None):
+        # todo: implement
+        pass
+
     @classmethod
     def get_output_formats(cls):
         # todo: create implementation
         return []
+
+    def ui_options(self, project_info):
+        from src.engines.aerender.aerender_ui import AERenderUI
+        return AERenderUI.get_options(self, project_info)
+
+    @classmethod
+    def worker_class(cls):
+        from src.engines.aerender.aerender_worker import AERenderWorker
+        return AERenderWorker
+
+
+if __name__ == "__main__":
+    x = AERender().get_project_info('/Users/brett/ae_testing/project.aepx')
+    print(x)

src/engines/aerender/aerender_ui.py

@@ -0,0 +1,8 @@
+
+class AERenderUI:
+    @staticmethod
+    def get_options(instance, project_info):
+        options = [
+            {'name': 'comp', 'options': project_info.get('comp_names', [])}
+        ]
+        return options

src/engines/aerender/aerender_worker.py

@@ -9,72 +9,39 @@ import time
 from src.engines.core.base_worker import BaseRenderWorker, timecode_to_frames
 from src.engines.aerender.aerender_engine import AERender
 
-
-def aerender_path():
-    paths = glob.glob('/Applications/*After Effects*/aerender')
-    if len(paths) > 1:
-        logging.warning('Multiple After Effects installations detected')
-    elif not paths:
-        logging.error('After Effects installation not found')
-    else:
-        return paths[0]
+logger = logging.getLogger()
 
 
 class AERenderWorker(BaseRenderWorker):
 
-    supported_extensions = ['.aep']
     engine = AERender
 
-    def __init__(self, input_path, output_path, args=None, parent=None, name=None):
-        super(AERenderWorker, self).__init__(input_path=input_path, output_path=output_path, args=args,
-                                             parent=parent, name=name)
+    def __init__(self, input_path, output_path, engine_path, args=None, parent=None, name=None):
+        super(AERenderWorker, self).__init__(input_path=input_path, output_path=output_path, engine_path=engine_path,
+                                             args=args, parent=parent, name=name)
 
-        self.comp = args.get('comp', None)
-        self.render_settings = args.get('render_settings', None)
-        self.omsettings = args.get('omsettings', None)
-
-        self.progress = 0
-        self.progress_history = []
-        self.attributes = {}
+        # temp files for processing stdout
+        self.__progress_history = []
+        self.__temp_attributes = {}
 
     def generate_worker_subprocess(self):
 
-        if os.path.exists('nexrender-cli-macos'):
-            logging.info('nexrender found')
-            # {
-            #     "template": {
-            #         "src": String,
-            #         "composition": String,
-            #
-            #         "frameStart": Number,
-            #         "frameEnd": Number,
-            #         "frameIncrement": Number,
-            #
-            #         "continueOnMissing": Boolean,
-            #         "settingsTemplate": String,
-            #         "outputModule": String,
-            #         "outputExt": String,
-            #     },
-            #     "assets": [],
-            #     "actions": {
-            #         "prerender": [],
-            #         "postrender": [],
-            #     },
-            #     "onChange": Function,
-            #     "onRenderProgress": Function
-            # }
-            job = {'template':
-                {
-                    'src': 'file://' + self.input_path, 'composition': self.comp.replace('"', ''),
-                    'settingsTemplate': self.render_settings.replace('"', ''),
-                    'outputModule': self.omsettings.replace('"', ''), 'outputExt': 'mov'}
-            }
-            x = ['./nexrender-cli-macos', "'{}'".format(json.dumps(job))]
-        else:
-            logging.info('nexrender not found')
-            x = [aerender_path(), '-project', self.input_path, '-comp', self.comp, '-RStemplate', self.render_settings,
-                 '-OMtemplate', self.omsettings, '-output', self.output_path]
-        return x
+        comp = self.args.get('comp', 'Comp 1')
+        render_settings = self.args.get('render_settings', None)
+        omsettings = self.args.get('omsettings', None)
+
+        command = [self.renderer_path, '-project', self.input_path, '-comp', f'"{comp}"']
+
+        if render_settings:
+            command.extend(['-RStemplate', render_settings])
+
+        if omsettings:
+            command.extend(['-OMtemplate', omsettings])
+
+        command.extend(['-s', self.start_frame,
+                        '-e', self.end_frame,
+                        '-output', self.output_path])
+        return command
 
     def _parse_stdout(self, line):
 
@@ -83,12 +50,12 @@ class AERenderWorker(BaseRenderWorker):
             # print 'progress'
             trimmed = line.replace('PROGRESS:', '').strip()
             if len(trimmed):
-                self.progress_history.append(line)
+                self.__progress_history.append(line)
                 if 'Seconds' in trimmed:
                     self._update_progress(line)
                 elif ': ' in trimmed:
                     tmp = trimmed.split(': ')
-                    self.attributes[tmp[0].strip()] = tmp[1].strip()
+                    self.__temp_attributes[tmp[0].strip()] = tmp[1].strip()
         elif line.startswith('WARNING:'):
             trimmed = line.replace('WARNING:', '').strip()
             self.warnings.append(trimmed)
@@ -99,28 +66,28 @@ class AERenderWorker(BaseRenderWorker):
     def _update_progress(self, line):
 
         if not self.total_frames:
-            duration_string = self.attributes.get('Duration', None)
-            frame_rate = self.attributes.get('Frame Rate', '0').split(' ')[0]
+            duration_string = self.__temp_attributes.get('Duration', None)
+            frame_rate = self.__temp_attributes.get('Frame Rate', '0').split(' ')[0]
             self.total_frames = timecode_to_frames(duration_string.split('Duration:')[-1], float(frame_rate))
 
         match = re.match(r'PROGRESS:.*\((?P<frame>\d+)\): (?P<time>\d+)', line).groupdict()
-        self.last_frame = match['frame']
+        self.current_frame = match['frame']
 
     def average_frame_duration(self):
 
         total_durations = 0
 
-        for line in self.progress_history:
+        for line in self.__progress_history:
             match = re.match(r'PROGRESS:.*\((?P<frame>\d+)\): (?P<time>\d+)', line)
             if match:
                 total_durations += int(match.group(2))
 
-        average = float(total_durations) / self.last_frame
+        average = float(total_durations) / self.current_frame
         return average
 
     def percent_complete(self):
         if self.total_frames:
-            return (float(self.last_frame) / float(self.total_frames)) * 100
+            return (float(self.current_frame) / float(self.total_frames)) * 100
         else:
             return 0
 
@@ -128,8 +95,11 @@ class AERenderWorker(BaseRenderWorker):
 if __name__ == '__main__':
     logging.basicConfig(format='%(asctime)s - %(message)s', datefmt='%d-%b-%y %H:%M:%S', level=logging.DEBUG)
 
-    r = AERenderWorker('/Users/brett/Desktop/Youtube_Vids/Film_Formats/Frame_Animations.aep', '"Film Pan"',
-                   '"Draft Settings"', '"ProRes"', '/Users/brett/Desktop/test_render')
+    r = AERenderWorker(input_path='/Users/brett/ae_testing/project.aepx',
+                       output_path='/Users/brett/ae_testing/project.mp4',
+                       engine_path=AERenderWorker.engine.default_renderer_path(),
+                       args={'start_frame': 1, 'end_frame': 5})
+
     r.start()
     while r.is_running():
         time.sleep(0.1)

src/engines/blender/blender_engine.py

@@ -11,25 +11,22 @@ class Blender(BaseRenderEngine):
 
     install_paths = ['/Applications/Blender.app/Contents/MacOS/Blender']
     binary_names = {'linux': 'blender', 'windows': 'blender.exe', 'macos': 'Blender'}
+    file_extensions = ['blend']
 
     @staticmethod
     def downloader():
         from src.engines.blender.blender_downloader import BlenderDownloader
         return BlenderDownloader
 
-    @staticmethod
-    def worker_class():
+    @classmethod
+    def worker_class(cls):
         from src.engines.blender.blender_worker import BlenderRenderWorker
         return BlenderRenderWorker
 
-    def ui_options(self):
+    def ui_options(self, project_info):
         from src.engines.blender.blender_ui import BlenderUI
         return BlenderUI.get_options(self)
 
-    @staticmethod
-    def supported_extensions():
-        return ['blend']
-
     def version(self):
         version = None
         try:
@@ -115,7 +112,7 @@ class Blender(BaseRenderEngine):
             logger.error(f'Error packing .blend file: {e}')
         return None
 
-    def get_arguments(self):
+    def get_arguments(self):  # possibly deprecate
         help_text = subprocess.check_output([self.renderer_path(), '-h']).decode('utf-8')
         lines = help_text.splitlines()
 

src/engines/blender/blender_worker.py

@@ -12,17 +12,12 @@ class BlenderRenderWorker(BaseRenderWorker):
     engine = Blender
 
     def __init__(self, input_path, output_path, engine_path, args=None, parent=None, name=None):
-        super(BlenderRenderWorker, self).__init__(input_path=input_path, output_path=output_path, engine_path=engine_path, args=args, parent=parent, name=name)
+        super(BlenderRenderWorker, self).__init__(input_path=input_path, output_path=output_path,
+                                                  engine_path=engine_path, args=args, parent=parent, name=name)
 
         # Stats
         self.__frame_percent_complete = 0.0
-
-        # Scene Info
-        self.scene_info = Blender(engine_path).get_project_info(input_path)
-        self.start_frame = int(self.scene_info.get('start_frame', 1))
-        self.end_frame = int(self.scene_info.get('end_frame', self.start_frame))
-        self.project_length = (self.end_frame - self.start_frame) + 1
-        self.current_frame = -1
+        self.current_frame = -1  # todo: is this necessary?
 
     def generate_worker_subprocess(self):
 

src/engines/blender/scripts/get_file_info.py

@@ -19,8 +19,8 @@ for cam_obj in bpy.data.cameras:
 
 data = {'cameras':  cameras,
         'engine': scene.render.engine,
-        'frame_start': scene.frame_start,
-        'frame_end': scene.frame_end,
+        'start_frame': scene.frame_start,
+        'end_frame': scene.frame_end,
         'resolution_x': scene.render.resolution_x,
         'resolution_y': scene.render.resolution_y,
         'resolution_percentage': scene.render.resolution_percentage,

src/engines/core/base_engine.py

@@ -9,12 +9,12 @@ SUBPROCESS_TIMEOUT = 5
 class BaseRenderEngine(object):
 
     install_paths = []
-    supported_extensions = []
+    file_extensions = []
 
     def __init__(self, custom_path=None):
         self.custom_renderer_path = custom_path
         if not self.renderer_path() or not os.path.exists(self.renderer_path()):
-            raise FileNotFoundError(f"Cannot find path to renderer for {self.name()} instance")
+            raise FileNotFoundError(f"Cannot find path ({self.renderer_path()}) for renderer '{self.name()}'")
 
         if not os.access(self.renderer_path(), os.X_OK):
             logger.warning(f"Path is not executable. Setting permissions to 755 for {self.renderer_path()}")
@@ -47,19 +47,18 @@ class BaseRenderEngine(object):
     def downloader():  # override when subclassing if using a downloader class
         return None
 
-    @staticmethod
-    def worker_class():  # override when subclassing to link worker class
-        raise NotImplementedError("Worker class not implemented")
+    @classmethod
+    def worker_class(cls):  # override when subclassing to link worker class
+        raise NotImplementedError(f"Worker class not implemented for engine {cls.name()}")
 
-    def ui_options(self):  # override to return options for ui
+    def ui_options(self, project_info):  # override to return options for ui
         return {}
 
     def get_help(self):  # override if renderer uses different help flag
         path = self.renderer_path()
         if not path:
             raise FileNotFoundError("renderer path not found")
-        help_doc = subprocess.check_output([path, '-h'], stderr=subprocess.STDOUT,
-                                           timeout=SUBPROCESS_TIMEOUT).decode('utf-8')
+        help_doc = subprocess.run([path, '-h'], capture_output=True, text=True).stdout.strip()
         return help_doc
 
     def get_project_info(self, project_path, timeout=10):
@@ -69,6 +68,10 @@ class BaseRenderEngine(object):
     def get_output_formats(cls):
         raise NotImplementedError(f"get_output_formats not implemented for {cls.__name__}")
 
+    @classmethod
+    def supported_extensions(cls):
+        return cls.file_extensions
+
     def get_arguments(self):
         pass
 

src/engines/core/base_worker.py

@@ -81,8 +81,11 @@ class BaseRenderWorker(Base):
         # Frame Ranges
         self.project_length = 0  # is this necessary?
         self.current_frame = 0
-        self.start_frame = 0
-        self.end_frame = None
+
+        # Get Project Info
+        self.scene_info = self.engine(engine_path).get_project_info(project_path=input_path)
+        self.start_frame = int(self.scene_info.get('start_frame', 1))
+        self.end_frame = int(self.scene_info.get('end_frame', self.start_frame))
 
         # Logging
         self.start_time = None
@@ -192,7 +195,7 @@ class BaseRenderWorker(Base):
 
             f.write(f"{self.start_time.isoformat()} - Starting {self.engine.name()} {self.renderer_version} "
                     f"render for {self.input_path}\n\n")
-            f.write(f"Running command: {subprocess_cmds}\n")
+            f.write(f"Running command: \"{' '.join(subprocess_cmds)}\"\n")
             f.write('=' * 80 + '\n\n')
 
             while True:
@@ -207,9 +210,9 @@ class BaseRenderWorker(Base):
                     else:
                         f.write(f'\n{"=" * 20} Attempt #{failed_attempts + 1} {"=" * 20}\n\n')
                         logger.warning(f"Restarting render - Attempt #{failed_attempts + 1}")
-                        self.status = RenderStatus.RUNNING
 
                 # Start process and get updates
+                self.status = RenderStatus.RUNNING
                 self.__process = subprocess.Popen(subprocess_cmds, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
                                                   universal_newlines=False)
 

src/engines/engine_manager.py

@@ -6,6 +6,7 @@ import concurrent.futures
 
 from src.engines.blender.blender_engine import Blender
 from src.engines.ffmpeg.ffmpeg_engine import FFMPEG
+from src.engines.aerender.aerender_engine import AERender
 from src.utilities.misc_helper import system_safe_path, current_system_os, current_system_cpu
 
 logger = logging.getLogger()
@@ -18,7 +19,7 @@ class EngineManager:
 
     @staticmethod
     def supported_engines():
-        return [Blender, FFMPEG]
+        return [Blender, FFMPEG, AERender]
 
     @classmethod
     def engine_with_name(cls, engine_name):
@@ -79,17 +80,20 @@ class EngineManager:
                 'type': 'system'
             }
 
-        with concurrent.futures.ThreadPoolExecutor() as executor:
-            futures = {
-                executor.submit(fetch_engine_details, eng): eng.name()
-                for eng in cls.supported_engines()
-                if eng.default_renderer_path() and (not filter_name or filter_name == eng.name())
-            }
+        if not filter_name:
+            with concurrent.futures.ThreadPoolExecutor() as executor:
+                futures = {
+                    executor.submit(fetch_engine_details, eng): eng.name()
+                    for eng in cls.supported_engines()
+                    if eng.default_renderer_path()
+                }
 
-            for future in concurrent.futures.as_completed(futures):
-                result = future.result()
-                if result:
-                    results.append(result)
+                for future in concurrent.futures.as_completed(futures):
+                    result = future.result()
+                    if result:
+                        results.append(result)
+        else:
+            results.append(fetch_engine_details(cls.engine_with_name(filter_name)))
 
         return results
 
@@ -294,6 +298,6 @@ if __name__ == '__main__':
 
     # print(EngineManager.newest_engine_version('blender', 'macos', 'arm64'))
     # EngineManager.delete_engine_download('blender', '3.2.1', 'macos', 'a')
-    EngineManager.engines_path = "/Users/brettwilliams/zordon-uploads/engines"
+    EngineManager.engines_path = "/Users/brettwilliams/zordon-uploads/engines/"
     # print(EngineManager.is_version_downloaded("ffmpeg", "6.0"))
     print(EngineManager.get_engines())

src/engines/ffmpeg/ffmpeg_engine.py

@@ -12,24 +12,26 @@ class FFMPEG(BaseRenderEngine):
         from src.engines.ffmpeg.ffmpeg_downloader import FFMPEGDownloader
         return FFMPEGDownloader
 
-    @staticmethod
-    def worker_class():
+    @classmethod
+    def worker_class(cls):
         from src.engines.ffmpeg.ffmpeg_worker import FFMPEGRenderWorker
         return FFMPEGRenderWorker
 
-    def ui_options(self):
+    def ui_options(self, project_info):
         from src.engines.ffmpeg.ffmpeg_ui import FFMPEGUI
-        return FFMPEGUI.get_options(self)
+        return FFMPEGUI.get_options(self, project_info)
 
     @classmethod
     def supported_extensions(cls):
-        help_text = (subprocess.check_output([cls().renderer_path(), '-h', 'full'], stderr=subprocess.STDOUT)
-                     .decode('utf-8'))
-        found = re.findall(r'extensions that .* is allowed to access \(default "(.*)"', help_text)
-        found_extensions = set()
-        for match in found:
-            found_extensions.update(match.split(','))
-        return list(found_extensions)
+        if not cls.file_extensions:
+            help_text = (subprocess.check_output([cls().renderer_path(), '-h', 'full'], stderr=subprocess.STDOUT)
+                         .decode('utf-8'))
+            found = re.findall(r'extensions that .* is allowed to access \(default "(.*)"', help_text)
+            found_extensions = set()
+            for match in found:
+                found_extensions.update(match.split(','))
+            cls.file_extensions = list(found_extensions)
+        return cls.file_extensions
 
     def version(self):
         version = None

src/engines/ffmpeg/ffmpeg_ui.py

@@ -1,5 +1,5 @@
 class FFMPEGUI:
     @staticmethod
-    def get_options(instance):
+    def get_options(instance, project_info):
         options = []
         return options

src/ui/add_job.py

@@ -322,12 +322,22 @@ class NewRenderJobForm(QWidget):
             self.load_file_group.setHidden(True)
             self.toggle_renderer_enablement(True)
 
-            # Load scene data
-            self.start_frame_input.setValue(self.project_info.get('frame_start'))
-            self.end_frame_input.setValue(self.project_info.get('frame_end'))
-            self.resolution_x_input.setValue(self.project_info.get('resolution_x'))
-            self.resolution_y_input.setValue(self.project_info.get('resolution_y'))
-            self.frame_rate_input.setValue(self.project_info.get('fps'))
+            # -- Load scene data
+            # start / end frames
+            self.start_frame_input.setValue(self.project_info.get('start_frame', 0))
+            self.end_frame_input.setValue(self.project_info.get('end_frame', 0))
+            self.start_frame_input.setEnabled(bool(self.project_info.get('start_frame')))
+            self.end_frame_input.setEnabled(bool(self.project_info.get('start_frame')))
+
+            # resolution
+            self.resolution_x_input.setValue(self.project_info.get('resolution_x', 1920))
+            self.resolution_y_input.setValue(self.project_info.get('resolution_y', 1080))
+            self.resolution_x_input.setEnabled(bool(self.project_info.get('resolution_x')))
+            self.resolution_y_input.setEnabled(bool(self.project_info.get('resolution_y')))
+
+            # frame rate
+            self.frame_rate_input.setValue(self.project_info.get('fps', 24))
+            self.frame_rate_input.setEnabled(bool(self.project_info.get('fps')))
 
             # Cameras
             self.cameras_list.clear()
@@ -350,7 +360,7 @@ class NewRenderJobForm(QWidget):
             # Dynamic Engine Options
             clear_layout(self.renderer_options_layout)  # clear old options
             # dynamically populate option list
-            self.current_engine_options = engine().ui_options()
+            self.current_engine_options = engine().ui_options(self.project_info)
             for option in self.current_engine_options:
                 h_layout = QHBoxLayout()
                 label = QLabel(option['name'].replace('_', ' ').capitalize() + ':')
@@ -496,8 +506,12 @@ class SubmitWorker(QThread):
         engine = EngineManager.engine_with_name(self.window.renderer_type.currentText().lower())
         input_path = engine().perform_presubmission_tasks(input_path)
         # submit
-        result = self.window.server_proxy.post_job_to_server(file_path=input_path, job_list=job_list,
-                                                      callback=create_callback)
+        result = None
+        try:
+            result = self.window.server_proxy.post_job_to_server(file_path=input_path, job_list=job_list,
+                                                          callback=create_callback)
+        except Exception as e:
+            pass
         self.message_signal.emit(result)