fix for video

.claude/settings.local.json

@@ -24,7 +24,29 @@
       "Bash(ffmpeg -loglevel warning -ss 0 -i /home/dzecevic/repos/CamMonitor/footage/record/A260520_153838_153852.265 -vframes 1 -vf scale=160:90:force_original_aspect_ratio=decrease -f image2 -vcodec mjpeg /tmp/test_thumb.jpg)",
       "Bash(ffmpeg -loglevel error -i /home/dzecevic/repos/CamMonitor/footage/record/A260520_153838_153852.265 -ss 0 -vframes 1 -vf scale=160:90:force_original_aspect_ratio=decrease -f image2 -vcodec mjpeg /tmp/test_thumb2.jpg)",
       "Bash(mv /home/dzecevic/repos/CamMonitor/footage/images/* /home/dzecevic/repos/CamMonitor/footage/20260520/images/)",
-      "Bash(mv /home/dzecevic/repos/CamMonitor/footage/record/* /home/dzecevic/repos/CamMonitor/footage/20260520/record/)"
+      "Bash(mv /home/dzecevic/repos/CamMonitor/footage/record/* /home/dzecevic/repos/CamMonitor/footage/20260520/record/)",
+      "Bash(FOOTAGE_ROOT=./footage DB_PATH=/tmp/cam-debug.db ADMIN_USER=admin ADMIN_PASS=admin go run ./cmd/server)",
+      "Bash(FOOTAGE_ROOT=./footage DB_PATH=/tmp/cam-debug.db ADMIN_USER=admin ADMIN_PASS=admin go run ./cmd/server --listen :8081)",
+      "Bash(echo \"Server PID: $!\")",
+      "Bash(pkill -f \"go run ./cmd/server\")",
+      "Bash(FOOTAGE_ROOT=./footage DB_PATH=/tmp/cam-debug2.db LISTEN_ADDR=:18081 ADMIN_USER=admin ADMIN_PASS=admin go run ./cmd/server)",
+      "Bash(curl -s -c /tmp/cam-cookie.txt -b /tmp/cam-cookie.txt -X POST http://127.0.0.1:18081/login -d 'username=admin&password=admin' -L -o /dev/null -w '%{http_code}')",
+      "Bash(curl -s -c /tmp/cam-cookie.txt -b /tmp/cam-cookie.txt -X POST http://127.0.0.1:18081/login -H 'Content-Type: application/x-www-form-urlencoded' -d 'username=admin&password=admin' -D - -o /dev/null)",
+      "Bash(python3 -c 'import urllib.parse; print\\(urllib.parse.quote\\('\\\\''20260520/record/A260520_153838_153852.265'\\\\'', safe='\\\\''/'\\\\''\\)\\)')",
+      "Bash(curl -v -s -c /tmp/cam-cookie.txt -b /tmp/cam-cookie.txt http://127.0.0.1:18081/thumb/video/__CMDSUB_OUTPUT__ -o /tmp/thumb-response.bin)",
+      "Bash(curl -v -s -c /tmp/cam-cookie.txt -b /tmp/cam-cookie.txt http://127.0.0.1:18081/stream/video/20260520/record/A260520_153838_153852.265 --max-time 5 -o /tmp/stream-response.bin)",
+      "Bash(xxd /tmp/stream-response.bin)",
+      "Bash(curl -s -c /tmp/cam-cookie.txt -b /tmp/cam-cookie.txt http://127.0.0.1:18081/day/20260520/videos)",
+      "Bash(ffprobe *)",
+      "Bash(ffmpeg -encoders)",
+      "Bash(time ffmpeg -loglevel error -i /home/dzecevic/repos/CamMonitor/footage/20260520/record/A260520_153838_153852.265 -t 5 -c:v libx264 -preset ultrafast -crf 28 -an -movflags frag_keyframe+empty_moov -f mp4 /tmp/test_transcode.mp4)",
+      "Bash(FOOTAGE_ROOT=./footage DB_PATH=/tmp/cam-debug3.db LISTEN_ADDR=:18082 ADMIN_USER=admin ADMIN_PASS=admin go run ./cmd/server)",
+      "Bash(curl -s -c /tmp/cam-cookie2.txt -b /tmp/cam-cookie2.txt -X POST http://127.0.0.1:18082/login -H 'Content-Type: application/x-www-form-urlencoded' -d 'username=admin&password=admin' -o /dev/null)",
+      "Bash(curl -s -c /tmp/cam-cookie2.txt -b /tmp/cam-cookie2.txt http://127.0.0.1:18082/stream/video/20260520/record/A260520_153838_153852.265 --max-time 8 -o /tmp/stream_h264.mp4)",
+      "Bash(pkill -f \"cam-debug\")",
+      "Bash(ffmpeg -loglevel error -i /home/dzecevic/repos/CamMonitor/footage/20260520/record/A260520_153838_153852.265 -c:v libx264 -preset ultrafast -crf 28 -pix_fmt yuv420p -an -movflags frag_keyframe+empty_moov -f mp4 /tmp/stream_h264.mp4)",
+      "Bash(ffmpeg -loglevel error -i footage/20260520/record/A260520_153838_153852.265 -c:v libx264 -preset ultrafast -crf 28 -pix_fmt yuv420p -an -movflags frag_keyframe+empty_moov -f mp4 /tmp/stream_h264.mp4)",
+      "Bash(echo \"exit:$?\")"
     ]
   }
 }

internal/video/stream.go

@@ -21,7 +21,23 @@ func Stream(w http.ResponseWriter, r *http.Request, absPath, ffmpegPath string)
 		ffmpegPath,
 		"-loglevel", "error",
 		"-i", absPath,
-		"-c:v", "copy",
+		// Transcode H.265 → H.264 for universal browser support.
+		// Firefox and Chrome on Linux/Windows cannot decode H.265 at all;
+		// stream-copying the HEVC bitstream into MP4 produces a file the
+		// <video> element silently refuses to play.
+		//
+		// ultrafast minimises CPU time on slow hardware (Intel Atom).
+		// crf 28 trades a little quality for faster encode and smaller output.
+		// yuv420p converts from the camera's yuvj420p (full-range JPEG colour
+		// space) to the standard limited-range H.264 expected by browsers;
+		// without this the picture looks washed out.
+		// -an drops the audio track; security camera clips rarely carry useful
+		// audio and stripping it halves the work for the encoder.
+		"-c:v", "libx264",
+		"-preset", "ultrafast",
+		"-crf", "28",
+		"-pix_fmt", "yuv420p",
+		"-an",
 		"-movflags", "frag_keyframe+empty_moov",
 		"-f", "mp4",
 		"pipe:1",