From ab9f19095dcf55e429798f6799487e86eeb4ab7c Mon Sep 17 00:00:00 2001
From: Stu <stu@leaktechnologies.dev>
Date: Tue, 9 Dec 2025 18:51:41 -0500
Subject: [PATCH] Set video surface size and surface ffmpeg errors

---
 main.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/main.go b/main.go
index acf79ef..c582288 100644
--- a/main.go
+++ b/main.go
@@ -469,6 +469,7 @@ func (s *appState) buildComparePane(src *videoSource, onStop func(), setSess fun
 	stageBG := canvas.NewRectangle(utils.MustHex("#0F1529"))
 	stageBG.SetMinSize(fyne.NewSize(640, 360))
 	videoImg := canvas.NewImageFromResource(nil)
+	videoImg.SetMinSize(fyne.NewSize(960, 540))
 	// Populate a preview frame if available
 	if len(src.PreviewFrames) == 0 {
 		if frames, err := capturePreviewFrames(src.Path, src.Duration); err == nil && len(frames) > 0 {
@@ -3922,6 +3923,9 @@ func (p *playSession) runVideo(offset float64) {
 			fmt.Printf("❌ FATAL: ffmpeg not found in PATH: %v\n", pathErr)
 		}
 		logging.Debug(logging.CatFFMPEG, "video start failed: %v (%s)", err, errMsg)
+		fyne.Do(func() {
+			dialog.ShowError(fmt.Errorf("Failed to start video decode: %v\n%s", err, errMsg), fyne.CurrentApp().Driver().AllWindows()[0])
+		})
 		return
 	}
 	fmt.Printf("✅ FFmpeg started (PID: %d) in %.3fs\n", cmd.Process.Pid, time.Since(startTime).Seconds())
@@ -3975,6 +3979,9 @@ func (p *playSession) runVideo(offset float64) {
 					fmt.Printf("   FFmpeg error: %s\n", msg)
 				}
 				logging.Debug(logging.CatFFMPEG, "video read failed: %v (%s)", err, msg)
+				fyne.Do(func() {
+					dialog.ShowError(fmt.Errorf("Video decode failed: %v\n%s", err, msg), fyne.CurrentApp().Driver().AllWindows()[0])
+				})
 				return
 			}