update recording.sh

crates/utils/src/record.rs

@@ -18,6 +18,7 @@ pub fn record(app: &App, frame: &Frame) {
         // Capture all frames to a directory called `/<path_to_nannou>/nannou/simple_capture`.
         .join("recordings")
         .join(app.exe_name().unwrap())
+        .join("frames")
         // Name each file after the number of the frame.
         .join(format!("{:03}", frame.nth()))
         // The extension will be PNG. We also support tiff, bmp, gif, jpeg, webp and some others.

record.sh

@@ -7,8 +7,9 @@ if [[ -z $1 ]]; then
   echo "example:"
   echo -e "\t$0 packagename"
 else
-  rm -rf "recordings/$1"
+  rm -rf "recordings/frames/$1"
   cargo run --release --package $1 -- -record
-  ffmpeg -framerate 60 -i "recordings/$1/%03d.png" -pix_fmt yuv420p "recordings/$1.mp4"
+  filename="video$(( $(find recordings/$1/videos -type f -exec basename -s .mp4 {} \; | sed 's/^video//' | sort -n | tail -n1) + 1)).mp4"
+  ffmpeg -framerate 60 -i "recordings/$1/frames/%03d.png" -pix_fmt yuv420p "recordings/$1/videos/$filename"
   echo "done"
 fi