From 55c329b462ce3df1d5417331f835f6474d0c7e13 Mon Sep 17 00:00:00 2001 From: Chris Robinson Date: Mon, 26 Jun 2017 06:54:45 -0700 Subject: Clean up some messy rounding code --- Alc/backends/mmdevapi.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) (limited to 'Alc/backends/mmdevapi.c') diff --git a/Alc/backends/mmdevapi.c b/Alc/backends/mmdevapi.c index 860515be..f341c1b0 100644 --- a/Alc/backends/mmdevapi.c +++ b/Alc/backends/mmdevapi.c @@ -65,6 +65,8 @@ DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_GUID, 0x1da5d803, 0xd492, 0x4edd, 0x8c, 0x #define X7DOT1 (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT|SPEAKER_SIDE_LEFT|SPEAKER_SIDE_RIGHT) #define X7DOT1_WIDE (SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT|SPEAKER_FRONT_CENTER|SPEAKER_LOW_FREQUENCY|SPEAKER_BACK_LEFT|SPEAKER_BACK_RIGHT|SPEAKER_FRONT_LEFT_OF_CENTER|SPEAKER_FRONT_RIGHT_OF_CENTER) +#define REFTIME_PER_SEC ((REFERENCE_TIME)10000000) + #define DEVNAME_HEAD "OpenAL Soft on " @@ -891,8 +893,8 @@ static HRESULT ALCmmdevPlayback_resetProxy(ALCmmdevPlayback *self) CoTaskMemFree(wfx); wfx = NULL; - buf_time = ((REFERENCE_TIME)device->UpdateSize*device->NumUpdates*10000000 + - device->Frequency-1) / device->Frequency; + buf_time = ScaleCeil(device->UpdateSize*device->NumUpdates, REFTIME_PER_SEC, + device->Frequency); if(!(device->Flags&DEVICE_FREQUENCY_REQUEST)) device->Frequency = OutputType.Format.nSamplesPerSec; @@ -1081,7 +1083,7 @@ static HRESULT ALCmmdevPlayback_resetProxy(ALCmmdevPlayback *self) hr = IAudioClient_GetDevicePeriod(self->client, &min_per, NULL); if(SUCCEEDED(hr)) { - min_len = (UINT32)((min_per*device->Frequency + 10000000-1) / 10000000); + min_len = (UINT32)ScaleCeil(min_per, device->Frequency, REFTIME_PER_SEC); /* Find the nearest multiple of the period size to the update size */ if(min_len < device->UpdateSize) min_len *= (device->UpdateSize + min_len/2)/min_len; @@ -1600,11 +1602,11 @@ static HRESULT ALCmmdevCapture_resetProxy(ALCmmdevCapture *self) } self->client = ptr; - buf_time = ((REFERENCE_TIME)device->UpdateSize*device->NumUpdates*10000000 + - device->Frequency-1) / device->Frequency; + buf_time = ScaleCeil(device->UpdateSize*device->NumUpdates, REFTIME_PER_SEC, + device->Frequency); // Make sure buffer is at least 100ms in size - buf_time = maxu64(buf_time, U64(1000000)); - device->UpdateSize = (buf_time*device->Frequency + 10000000-1)/10000000 / + buf_time = maxu64(buf_time, REFTIME_PER_SEC/10); + device->UpdateSize = ScaleCeil(buf_time, device->Frequency, REFTIME_PER_SEC) / device->NumUpdates; OutputType.Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE; -- cgit v1.2.3