C++ (Cpp) device_id_idx Beispiele

Beispiel #1

Datei: cubeb_winmm.c Projekt: cstipkovic/gecko-dev

static cubeb_device_info *
winmm_create_device_from_incaps(LPWAVEINCAPSA caps, UINT devid)
{
  cubeb_device_info * ret;

  ret = calloc(1, sizeof(cubeb_device_info));
  if (!ret) {
    return NULL;
  }
  ret->devid = (cubeb_devid)(size_t)devid;
  ret->device_id = device_id_idx(devid);
  ret->friendly_name = _strdup(caps->szPname);
  ret->group_id = NULL;
  ret->vendor_name = NULL;

  ret->type = CUBEB_DEVICE_TYPE_INPUT;
  ret->state = CUBEB_DEVICE_STATE_ENABLED;
  ret->preferred = winmm_query_preferred_in_device(devid);

  ret->max_channels = caps->wChannels;
  winmm_calculate_device_rate(ret, caps->dwFormats);
  winmm_query_supported_formats(devid, caps->dwFormats,
      &ret->format, &ret->default_format);

  /* Hardcoed latency estimates... */
  ret->latency_lo = 100 * ret->default_rate / 1000;
  ret->latency_hi = 200 * ret->default_rate / 1000;

  return ret;
}

Beispiel #2

Datei: cubeb_winmm.c Projekt: cclauss/gecko-dev

static cubeb_device_info *
winmm_create_device_from_outcaps2(LPWAVEOUTCAPS2A caps, UINT devid)
{
  cubeb_device_info * ret;

  ret = calloc(1, sizeof(cubeb_device_info));
  ret->devid = (cubeb_devid)(size_t)devid;
  ret->device_id = device_id_idx(devid);
  ret->friendly_name = _strdup(caps->szPname);
  ret->group_id = guid_to_cstr(&caps->ProductGuid);
  ret->vendor_name = guid_to_cstr(&caps->ManufacturerGuid);

  ret->type = CUBEB_DEVICE_TYPE_OUTPUT;
  ret->state = CUBEB_DEVICE_STATE_ENABLED;
  ret->preferred = winmm_query_preferred_out_device(devid);

  ret->max_channels = caps->wChannels;
  winmm_calculate_device_rate(ret, caps->dwFormats);
  winmm_query_supported_formats(devid, caps->dwFormats,
      &ret->format, &ret->default_format);

  /* Hardcoed latency estimates... */
  ret->latency_lo_ms = 100;
  ret->latency_hi_ms = 200;

  return ret;
}