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quartz: Fix converting between the media time and REFTIME.

This commit is contained in:
Erich Hoover 2011-09-11 14:11:10 -06:00 committed by Alexandre Julliard
parent b7bc6dcfae
commit 09f134cb69
1 changed files with 58 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

67
dlls/quartz/filtergraph.c
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@ -2621,21 +2621,62 @@ static HRESULT WINAPI MediaPosition_Invoke(IMediaPosition* iface, DISPID dispIdM
return E_NOTIMPL;
}
static HRESULT ConvertFromREFTIME(IMediaSeeking *seek, REFTIME time_in, LONGLONG *time_out)
{
GUID time_format;
HRESULT hr;
hr = MediaSeeking_GetTimeFormat(seek, &time_format);
if (FAILED(hr))
return hr;
if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, &time_format))
{
FIXME("Unsupported time format.\n");
return E_NOTIMPL;
}
*time_out = (LONGLONG) (time_in * 10000000); /* convert from 1 second intervals to 100 ns intervals */
return S_OK;
}
static HRESULT ConvertToREFTIME(IMediaSeeking *seek, LONGLONG time_in, REFTIME *time_out)
{
GUID time_format;
HRESULT hr;
hr = MediaSeeking_GetTimeFormat(seek, &time_format);
if (FAILED(hr))
return hr;
if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, &time_format))
{
FIXME("Unsupported time format.\n");
return E_NOTIMPL;
}
*time_out = (REFTIME)time_in / 10000000; /* convert from 100 ns intervals to 1 second intervals */
return S_OK;
}
/*** IMediaPosition methods ***/
static HRESULT WINAPI MediaPosition_get_Duration(IMediaPosition * iface, REFTIME *plength)
{
LONGLONG duration;
IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
HRESULT hr = IMediaSeeking_GetDuration(&This->IMediaSeeking_iface, &duration);
if (SUCCEEDED(hr)) *plength = duration;
return hr;
if (FAILED(hr))
return hr;
return ConvertToREFTIME(&This->IMediaSeeking_iface, duration, plength);
}
static HRESULT WINAPI MediaPosition_put_CurrentPosition(IMediaPosition * iface, REFTIME llTime)
{
IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
LONGLONG reftime = llTime;
LONGLONG reftime;
HRESULT hr;
hr = ConvertFromREFTIME(&This->IMediaSeeking_iface, llTime, &reftime);
if (FAILED(hr))
return hr;
return IMediaSeeking_SetPositions(&This->IMediaSeeking_iface, &reftime,
AM_SEEKING_AbsolutePositioning, NULL, AM_SEEKING_NoPositioning);
}
@ -2644,9 +2685,12 @@ static HRESULT WINAPI MediaPosition_get_CurrentPosition(IMediaPosition * iface,
{
IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
LONGLONG pos;
HRESULT hr = IMediaSeeking_GetCurrentPosition(&This->IMediaSeeking_iface, &pos);
if (SUCCEEDED(hr)) *pllTime = pos;
return hr;
HRESULT hr;
hr = IMediaSeeking_GetCurrentPosition(&This->IMediaSeeking_iface, &pos);
if (FAILED(hr))
return hr;
return ConvertToREFTIME(&This->IMediaSeeking_iface, pos, pllTime);
}
static HRESULT WINAPI MediaPosition_get_StopTime(IMediaPosition * iface, REFTIME *pllTime)
@ -2654,15 +2698,20 @@ static HRESULT WINAPI MediaPosition_get_StopTime(IMediaPosition * iface, REFTIME
IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
LONGLONG pos;
HRESULT hr = IMediaSeeking_GetStopPosition(&This->IMediaSeeking_iface, &pos);
if (SUCCEEDED(hr)) *pllTime = pos;
return hr;
if (FAILED(hr))
return hr;
return ConvertToREFTIME(&This->IMediaSeeking_iface, pos, pllTime);
}
static HRESULT WINAPI MediaPosition_put_StopTime(IMediaPosition * iface, REFTIME llTime)
{
IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
LONGLONG reftime = llTime;
LONGLONG reftime;
HRESULT hr;
hr = ConvertFromREFTIME(&This->IMediaSeeking_iface, llTime, &reftime);
if (FAILED(hr))
return hr;
return IMediaSeeking_SetPositions(&This->IMediaSeeking_iface, NULL, AM_SEEKING_NoPositioning,
&reftime, AM_SEEKING_AbsolutePositioning);
}