add: small bash scripts for added functionality

1 files changed, 140 insertions, 0 deletions

diff --git a/scripts/screenrecord b/scripts/screenrecord
new file mode 100755
index 0000000..f2c3b28
--- /dev/null
+++ b/scripts/screenrecord
@@ -0,0 +1,140 @@
+#!/usr/bin/env bash
+
+OUTPUT_DIR="${XDG_VIDEOS_DIR:-$HOME/Videos/screenrecordings}"
+
+if [[ ! -d "$OUTPUT_DIR" ]]; then
+    mkdir -p "$OUTPUT_DIR"
+fi
+
+SCOPE=""
+AUDIO="false"
+WEBCAM="false"
+
+for arg in "$@"; do
+    case "$arg" in
+        --with-audio) AUDIO="true" ;;
+        --with-webcam) WEBCAM="true" ;;
+        output | region) SCOPE="$arg" ;;
+    esac
+done
+
+cleanup_webcam() {
+    pkill -f "WebcamOverlay" 2>/dev/null
+}
+
+start_webcam_overlay() {
+    cleanup_webcam
+
+    # Get monitor scale
+    local scale=$(hyprctl monitors -j | jq -r '.[] | select(.focused == true) | .scale')
+
+    # Target width (base 360px, scaled to monitor)
+    local target_width=$(awk "BEGIN {printf \"%.0f\", 360 * $scale}")
+
+    # Try preferred 16:9 resolutions in order, use first available
+    local preferred_resolutions=("640x360" "1280x720" "1920x1080")
+    local video_size_arg=""
+    local available_formats=$(v4l2-ctl --list-formats-ext -d /dev/video0 2>/dev/null)
+
+    for resolution in "${preferred_resolutions[@]}"; do
+        if echo "$available_formats" | grep -q "$resolution"; then
+            video_size_arg="-video_size $resolution"
+            break
+        fi
+    done
+
+    ffplay -f v4l2 $video_size_arg -framerate 30 /dev/video0 \
+        -vf "scale=${target_width}:-1" \
+        -window_title "WebcamOverlay" \
+        -noborder \
+        -fflags nobuffer -flags low_delay \
+        -probesize 32 -analyzeduration 0 \
+        -loglevel quiet &
+    sleep 1
+}
+
+start_screenrecording() {
+    local filename="$OUTPUT_DIR/screenrecording-$(date +'%Y-%m-%d_%H-%M-%S').mp4"
+    local audio_args=""
+
+    # Merge audio tracks into one - separate tracks only play one at a time in most players
+    [[ "$AUDIO" == "true" ]] && audio_args="-a default_output|default_input"
+
+    gpu-screen-recorder -w "$@" -f 60 -c mp4 -o "$filename" $audio_args &
+    toggle_screenrecording_indicator
+}
+
+stop_screenrecording() {
+    pkill -SIGINT -f "gpu-screen-recorder" # SIGINT required to save video properly
+
+    # Wait a maximum of 5 seconds to finish before hard killing
+    local count=0
+    while pgrep -f "gpu-screen-recorder" >/dev/null && [ $count -lt 50 ]; do
+        sleep 0.1
+        count=$((count + 1))
+    done
+
+    if pgrep -f "gpu-screen-recorder" >/dev/null; then
+        pkill -9 -f "gpu-screen-recorder"
+        cleanup_webcam
+        notify-send "Screen recording error" "Recording process had to be force-killed. Video may be corrupted." -u critical -t 5000
+    else
+        cleanup_webcam
+        notify-send "Screen recording saved to $OUTPUT_DIR" -t 2000
+    fi
+    toggle_screenrecording_indicator
+}
+
+toggle_screenrecording_indicator() {
+    pkill -RTMIN+8 waybar
+}
+
+screenrecording_active() {
+    pgrep -f "gpu-screen-recorder" >/dev/null || pgrep -x slurp >/dev/null || pgrep -f "WebcamOverlay" >/dev/null
+}
+
+if screenrecording_active; then
+    if pgrep -x slurp >/dev/null; then
+        pkill -x slurp 2>/dev/null
+    elif pgrep -f "WebcamOverlay" >/dev/null && ! pgrep -f "gpu-screen-recorder" >/dev/null; then
+        cleanup_webcam
+    else
+        stop_screenrecording
+    fi
+elif [[ "$SCOPE" == "output" ]]; then
+    [[ "$WEBCAM" == "true" ]] && start_webcam_overlay
+
+    if ! output=$(slurp -o -f "%o"); then
+        [[ "$WEBCAM" == "true" ]] && cleanup_webcam
+        exit 1
+    fi
+
+    if [[ -z "$output" ]]; then
+        notify-send "Error" "Could not detect monitor" -u critical
+        [[ "$WEBCAM" == "true" ]] && cleanup_webcam
+        exit 1
+    fi
+
+    start_screenrecording "$output"
+else
+    [[ "$WEBCAM" == "true" ]] && start_webcam_overlay
+
+    scale=$(hyprctl monitors -j | jq -r '.[] | select(.focused == true) | .scale')
+
+    if ! region=$(slurp -f "%wx%h+%x+%y"); then
+        [[ "$WEBCAM" == "true" ]] && cleanup_webcam
+        exit 1
+    fi
+
+    if [[ "$region" =~ ^([0-9]+)x([0-9]+)\+([0-9]+)\+([0-9]+)$ ]]; then
+        w=$(awk "BEGIN {printf \"%.0f\", ${BASH_REMATCH[1]} * $scale}")
+        h=$(awk "BEGIN {printf \"%.0f\", ${BASH_REMATCH[2]} * $scale}")
+        x=$(awk "BEGIN {printf \"%.0f\", ${BASH_REMATCH[3]} * $scale}")
+        y=$(awk "BEGIN {printf \"%.0f\", ${BASH_REMATCH[4]} * $scale}")
+        scaled_region="${w}x${h}+${x}+${y}"
+    else
+        scaled_region="$region"
+    fi
+
+    start_screenrecording region -region "$scaled_region"
+fi