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Make sure we won't get an overflow in check_position() even if we play

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longer test tones.
This commit is contained in:
Francois Gouget 2004-07-21 03:23:29 +00:00 committed by Alexandre Julliard
parent 02a8ab2fee
commit da24dff4ff
1 changed files with 5 additions and 4 deletions
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9
dlls/winmm/tests/wave.c
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@ -215,9 +215,11 @@ static void check_position(int device, HWAVEOUT wout, DWORD bytes, LPWAVEFORMATE
{
MMTIME mmtime;
DWORD samples;
double duration;
MMRESULT rc;
samples=bytes*8/pwfx->wBitsPerSample/pwfx->nChannels;
samples=bytes/(pwfx->wBitsPerSample/8*pwfx->nChannels);
duration=((double)samples)/pwfx->nSamplesPerSec;
mmtime.wType = TIME_BYTES;
rc=waveOutGetPosition(wout, &mmtime, sizeof(mmtime));
@ -246,9 +248,9 @@ static void check_position(int device, HWAVEOUT wout, DWORD bytes, LPWAVEFORMATE
ok(rc==MMSYSERR_NOERROR,
"waveOutGetPosition: device=%s rc=%s\n",dev_name(device),wave_out_error(rc));
if (mmtime.wType == TIME_MS)
ok(mmtime.u.ms==samples*1000/pwfx->nSamplesPerSec,
ok(mmtime.u.ms==floor(duration*1000.0),
"waveOutGetPosition returned %ld ms, should be %ld\n",
mmtime.u.ms, samples*1000/pwfx->nSamplesPerSec);
mmtime.u.ms, (long)floor(duration*1000.0));
else
trace("TIME_MS not supported, returned %s\n",wave_time_format(mmtime.wType));
@ -258,7 +260,6 @@ static void check_position(int device, HWAVEOUT wout, DWORD bytes, LPWAVEFORMATE
"waveOutGetPosition: device=%s rc=%s\n",dev_name(device),wave_out_error(rc));
if (mmtime.wType == TIME_SMPTE)
{
double duration=((double)samples)/pwfx->nSamplesPerSec;
BYTE frames=ceil(fmod(duration*mmtime.u.smpte.fps, mmtime.u.smpte.fps));
ok(mmtime.u.smpte.hour==(BYTE)(floor(duration/(60*60))) &&
mmtime.u.smpte.min==(BYTE)(fmod(floor(duration/60), 60)) &&