Improvements to thumbnail generation and detail page

lib/job_server.py

@@ -55,12 +55,13 @@ def job_detail(job_id):
     found_job = RenderQueue.job_with_id(job_id)
     if found_job:
         table_html = json2html.json2html.convert(json=found_job.json(),
-                                                 table_attributes='class="table is-narrow is-striped"')
+                                                 table_attributes='class="table is-narrow is-striped is-fullwidth"')
         media_url = None
-        if found_job.file_list():
+        if found_job.file_list() and found_job.render_status() == RenderStatus.COMPLETED:
             media_basename = os.path.basename(found_job.file_list()[0])
             media_url = f"/api/job/{job_id}/file/{media_basename}"
-        return render_template('details.html', detail_table=table_html, media_url=media_url)
+        return render_template('details.html', detail_table=table_html, media_url=media_url,
+                               job_status=found_job.render_status().value.title(), job=found_job)
     return f'Cannot find job with ID {job_id}', 400
 
 
@@ -74,7 +75,7 @@ def job_thumbnail(job_id):
         thumb_image_path = os.path.join(server.config['THUMBS_FOLDER'], found_job.id + '.jpg')
 
         if not os.path.exists(thumb_video_path) and not os.path.exists(thumb_video_path + '_IN-PROGRESS'):
-            generate_thumbnail_for_job(found_job, thumb_video_path, thumb_image_path, max_width=120)
+            generate_thumbnail_for_job(found_job, thumb_video_path, thumb_image_path, max_width=240)
 
         if os.path.exists(thumb_video_path) and not os.path.exists(thumb_video_path + '_IN-PROGRESS'):
             return send_file(thumb_video_path, mimetype="video/mp4")

lib/server_helper.py

@@ -4,7 +4,7 @@ import os
 import json
 import threading
 from utilities.render_worker import RenderStatus
-from utilities.ffmpeg_presets import generate_fast_preview, save_first_frame
+from utilities.ffmpeg_presets import generate_thumbnail, save_first_frame
 
 
 def post_job_to_server(input_path, job_list, client, server_port=8080):
@@ -22,7 +22,7 @@ def generate_thumbnail_for_job(job, thumb_video_path, thumb_image_path, max_widt
     def generate_thumb_thread(source):
         in_progress_path = thumb_video_path + '_IN-PROGRESS'
         subprocess.run(['touch', in_progress_path])
-        generate_fast_preview(source_path=source, dest_path=thumb_video_path, max_width=max_width)
+        generate_thumbnail(source_path=source, dest_path=thumb_video_path, max_width=max_width)
         os.remove(in_progress_path)
 
     # Determine best source file to use for thumbs

templates/details.html

@@ -24,8 +24,28 @@
 
 </nav>
 
-<div class="container table-container">
+<div class="container table-container" style="text-align:center; width: 100%">
-{{detail_table|safe}}
+  {% if media_url: %}
+    <video width="1280" height="720" controls>
+    <source src="{{media_url}}" type="video/mp4">
+    Your browser does not support the video tag.
+    </video>
+  {% elif job_status == 'Running': %}
+    <div style="width: 100%; height: 720px; position: relative; background: black;">
+      <img src="/static/gears.png" style="vertical-align: middle; width: auto; height: auto; position:absolute; margin: auto; top: 0;bottom: 0; left: 0; right: 0;">
+      <span style="height: auto; position:absolute; margin: auto; top: 60%; left: 0; right: 0; color: white;">
+        Rendering - {{ '{0:0.0f}'.format(job.percent_complete() * 100) }}%
+      </span>
+    </div>
+  {% else %}
+    <div style="width: 100%; height: 720px; position: relative; background: black;">
+      <img src="/static/{{job_status}}.png" style="vertical-align: middle; width: auto; height: auto; position:absolute; margin: auto; top: 0;bottom: 0; left: 0; right: 0;">
+      <span style="height: auto; position:absolute; margin: auto; top: 60%; left: 0; right: 0; color: white;">
+        {{job_status}}
+      </span>
+    </div>
+  {% endif %}
+  {{detail_table|safe}}
 </div>
 
 </body>

templates/index.html

@@ -61,8 +61,12 @@
     {% for job in all_jobs %}
     <tbody>
     <tr>
-      <td style="padding: 0; margin: 0;"><img src="/ui/job/{{job.id}}/thumbnail"></td>
+      <td style="padding: 0; margin: 0;">
-      <td>{{job.name}}</td>
+        <a href="/ui/job/{{job.id}}/full_details">
+          <img src="/ui/job/{{job.id}}/thumbnail" width="300">
+        </a>
+      </td>
+      <td><a href="/ui/job/{{job.id}}/full_details">{{job.name}}</a></td>
       <td>{{job.renderer}}-{{job.worker.renderer_version}}</td>
       <td>{{job.priority}}</td>
       <td>{{job.render_status().value}}</td>
@@ -70,7 +74,7 @@
       <td>{{ '{0:0.0f}'.format(job.percent_complete() * 100) }}%</td>
       <td>{{job.frame_count()}}</td>
       <td>{{job.client}}</td>
-      <td>{{job.worker.last_output}}</td>
+      <td><a href="/api/job/{{job.id}}/logs">{{job.worker.last_output}}</a></td>
       <td>
         <div class="buttons are-small">
           <button class="button is-info" onclick="window.location.href='/ui/job/{{job.id}}/full_details';">

utilities/ffmpeg_presets.py

@@ -11,7 +11,8 @@ def file_info(path):
 
 def save_first_frame(source_path, dest_path, max_width=1280, run_async=False):
     stream = ffmpeg.input(source_path)
-    stream = ffmpeg.output(stream, dest_path, **{'vf': f'format=yuv420p,scale={max_width}:-2', 'vframes': '1'})
+    stream = ffmpeg.output(stream, dest_path, **{'vf': f'format=yuv420p,scale={max_width}:trunc(ow/a/2)*2',
+                                                 'vframes': '1'})
     return _run_output(stream, run_async)
 
 
@@ -22,6 +23,16 @@ def generate_fast_preview(source_path, dest_path, max_width=1280, run_async=Fals
     return _run_output(stream, run_async)
 
 
+def generate_thumbnail(source_path, dest_path, max_width=240, run_async=False):
+    stream = ffmpeg.input(source_path).video
+    stream = ffmpeg.output(stream, dest_path, **{'vf': f'scale={max_width}:trunc(ow/a/2)*2',
+                                                 'preset': 'veryfast',
+                                                 'r': '15',
+                                                 'c:v': 'libx265',
+                                                 'tag:v': 'hvc1'})
+    return _run_output(stream, run_async)
+
+
 def generate_prores_trim(source_path, dest_path, start_frame, end_frame, handles=10, run_async=False):
     stream = ffmpeg.input(source_path)
     stream = stream.trim(**{'start_frame': max(start_frame-handles, 0), 'end_frame': end_frame + handles})
@@ -31,9 +42,10 @@ def generate_prores_trim(source_path, dest_path, start_frame, end_frame, handles
 
 
 def _run_output(stream, run_async):
-    return ffmpeg.run_async(stream) if run_async else ffmpeg.run(stream)
+    return ffmpeg.run_async(stream, quiet=True, overwrite_output=True) if run_async else \
+        ffmpeg.run(stream, quiet=True, overwrite_output=True)
 
 
 if __name__ == '__main__':
-    x = file_info("/Users/brettwilliams/Desktop/dark_knight_rises.mp4")
+    x = generate_thumbnail("/Users/brett/Desktop/pexels.mp4", "/Users/brett/Desktop/test-output.mp4", max_width=320)
     print(x)