swhitty

extension Task where Failure == Error {

  // Start a new Task with a timeout. If the timeout expires before the operation is 
  // completed then the task is cancelled and an error is thrown.
  init(priority: TaskPriority? = nil, timeout: TimeInterval, operation: @escaping @Sendable () async throws -> Success) {
    self = Task(priority: priority) {
      try await withThrowingTaskGroup(of: Success.self) { group -> Success in
        group.addTask(operation: operation)
        group.addTask {
          try await _Concurrency.Task.sleep(nanoseconds: UInt64(timeout * 1_000_000_000))

kirillshevch

How to convert video into Telegram Animated Sticker with FFmpeg (WEBM)

ffmpeg -y -i input.mov -r 30 -t 2.99 -an -c:v libvpx-vp9 -pix_fmt yuva420p -vf 'scale=512:512:force_original_aspect_ratio=decrease' output.webm

Here is a breakdown of the options:

-y - Overwrite the output file if it already exists.