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(common wasapi) Small cleanups, always have a last return value

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This commit is contained in:
libretroadmin 2023-06-15 14:02:14 +02:00
parent ab7d4e1aec
commit 723f54b713
1 changed files with 24 additions and 26 deletions
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32
audio/common/wasapi.c
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@ -87,16 +87,16 @@ const char *hresult_name(HRESULT hr)
/* Something else; probably from an API that we started using
* after mic support was implemented */
default:
return "<unknown>";
break;
}
return "<unknown>";
}
const char *wave_subtype_name(const GUID *guid)
{
if (IsEqualGUID(guid, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))
{
return "KSDATAFORMAT_SUBTYPE_IEEE_FLOAT";
}
return "<unknown sub-format>";
}
@ -110,8 +110,10 @@ const char *wave_format_name(const WAVEFORMATEXTENSIBLE *format)
case WAVE_FORMAT_EXTENSIBLE:
return wave_subtype_name(&format->SubFormat);
default:
return "<unknown>";
break;
}
return "<unknown>";
}
const char* wasapi_error(DWORD error)
@ -119,8 +121,8 @@ const char* wasapi_error(DWORD error)
static char error_message[256];
FormatMessage(
FORMAT_MESSAGE_IGNORE_INSERTS |
FORMAT_MESSAGE_FROM_SYSTEM,
FORMAT_MESSAGE_IGNORE_INSERTS
| FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
error,
MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT),
@ -157,11 +159,8 @@ static void wasapi_set_format(WAVEFORMATEXTENSIBLE *wf,
*/
static bool wasapi_is_format_suitable(const WAVEFORMATEXTENSIBLE *format)
{
if (!format)
return false;
if (format->Format.nChannels == 0 || format->Format.nChannels > 2)
/* RetroArch only supports mono mic input and stereo speaker output */
if (!format || format->Format.nChannels == 0 || format->Format.nChannels > 2)
return false;
switch (format->Format.wFormatTag)
@ -205,8 +204,10 @@ static bool wasapi_select_device_format(WAVEFORMATEXTENSIBLE *format, IAudioClie
/* Try the requested sample format first, then try the other one */
WAVEFORMATEXTENSIBLE *suggested_format = NULL;
bool result = false;
HRESULT hr = _IAudioClient_IsFormatSupported(client, mode,
(const WAVEFORMATEX *) format, (WAVEFORMATEX **) &suggested_format);
HRESULT hr = _IAudioClient_IsFormatSupported(
client, mode,
(const WAVEFORMATEX *)format,
(WAVEFORMATEX **)&suggested_format);
/* The Windows docs say that casting these arguments to WAVEFORMATEX* is okay. */
switch (hr)
@ -231,7 +232,6 @@ static bool wasapi_select_device_format(WAVEFORMATEXTENSIBLE *format, IAudioClie
result = false;
RARCH_ERR("[WASAPI]: Windows suggested a format, but RetroArch can't use it.\n");
}
break;
case AUDCLNT_E_UNSUPPORTED_FORMAT:
{ /* The requested format is unsupported
@ -269,10 +269,9 @@ static bool wasapi_select_device_format(WAVEFORMATEXTENSIBLE *format, IAudioClie
break;
}
done:
/* IAudioClient::IsFormatSupported allocates a format object */
if (suggested_format)
{ /* IAudioClient::IsFormatSupported allocates a format object */
CoTaskMemFree(suggested_format);
}
return result;
}
@ -317,8 +316,7 @@ static IAudioClient *wasapi_init_client_ex(IMMDevice *device,
REFERENCE_TIME buffer_duration = 0;
UINT32 buffer_length = 0;
HRESULT hr = _IMMDevice_Activate(device,
IID_IAudioClient,
CLSCTX_ALL, NULL, (void**)&client);
IID_IAudioClient, CLSCTX_ALL, NULL, (void**)&client);
if (FAILED(hr))
{