Method timerShot

examples/WebCamServer/ESP32Cam.cpp:541–549

* Repeatedly takes a one-shot image at a specified cycle and saves it to the * SD card. Saves the captured image to a file whose name consists of the * prefix and timestamp suffix specified by the filename argument. If the * filename argument does not exist, the prefix will be assumed a fixed string * defined by the ESP32CAM_GLOBAL_IDENTIFIER macro directive in ESP32Cam.h. * This function wri

 * @return ESP_FAIL       Any other error occurred.
 */
esp_err_t ESP32Cam::timerShot(const unsigned long period, fs::SDFS& sd, const char* filenamePrefix) {
  // Allow one-shot writes even if SD.begin() is not running in the user sketch.
  // To do so, it detects the card mount state only once and tries to start the
  // SD file system.
  if (!_autoMount(MOUNT_SD, reinterpret_cast<fs::FS*>(&sd)))
    return ESP_ERR_INVALID_STATE;
  _timerShot(period, filenamePrefix);
  return ESP_OK;
}

/**
 * Repeatedly takes a one-shot image at a specified cycle and saves it to the