From 3f0760c98ec48f0ee9e7a3c88f266274d4a67ae0 Mon Sep 17 00:00:00 2001
From: Giorgio Gilestro <giorgio@gilest.ro>
Date: Fri, 1 May 2026 14:11:36 +0100
Subject: [PATCH] =?UTF-8?q?Picker:=20simpler=20keyboard=20shortcuts=20(?=
 =?UTF-8?q?=C2=B15=20s=20/=20=C2=B130=20s)?=
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Dropped Ctrl+arrow (±0.1 s) and ,/. frame stepping — too fine for
spotting the barrier opening visually. Shift+arrow now jumps ±30 s
instead of ±1 s, which matches how analysts actually navigate (5 s
for fine, 30 s for skipping ahead). Drag the seekbar if you need
sub-second precision.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
---
 scripts/barrier_picker_app/static/index.html | 18 ++++--------------
 1 file changed, 4 insertions(+), 14 deletions(-)

diff --git a/scripts/barrier_picker_app/static/index.html b/scripts/barrier_picker_app/static/index.html
index 9374050..5e5a1f1 100644
--- a/scripts/barrier_picker_app/static/index.html
+++ b/scripts/barrier_picker_app/static/index.html
@@ -76,9 +76,8 @@
     <div id="help">
       <kbd>Space</kbd> play/pause &nbsp;·&nbsp;
       <kbd>←</kbd> / <kbd>→</kbd> ±5 s &nbsp;·&nbsp;
-      <kbd>Shift</kbd>+arrows ±1 s &nbsp;·&nbsp;
-      <kbd>Ctrl</kbd>+arrows ±0.1 s &nbsp;·&nbsp;
-      <kbd>,</kbd> / <kbd>.</kbd> ±1 frame
+      <kbd>Shift</kbd>+arrows ±30 s &nbsp;·&nbsp;
+      drag the seekbar for finer control
     </div>
     <div id="flash"></div>
   </main>
@@ -223,20 +222,11 @@
           break;
         case 'ArrowLeft':
           stop();
-          player.currentTime -= e.ctrlKey ? 0.1 : (e.shiftKey ? 1 : 5);
+          player.currentTime -= e.shiftKey ? 30 : 5;
           break;
         case 'ArrowRight':
           stop();
-          player.currentTime += e.ctrlKey ? 0.1 : (e.shiftKey ? 1 : 5);
-          break;
-        case ',':
-          stop();
-          // Step back one frame (assume 25 fps if unknown)
-          player.currentTime -= 1 / 25;
-          break;
-        case '.':
-          stop();
-          player.currentTime += 1 / 25;
+          player.currentTime += e.shiftKey ? 30 : 5;
           break;
         case '1': stop(); submit('all'); break;
         case '2': stop(); submit('upper'); break;