The following code demonstrates showing the properties dialog for the MKV target format.
// include the LEAD Media Foundation TOOLKIT header
#include "ltmf.h"
void EnumMKVCompressors(IltmfConvert *pConvert, HWND hwndParent)
{
IltmfTargetFormats *pTargetformats;
IltmfTargetFormat* pTargetformat;
// set the target format to MKV
pConvert->put_TargetFormat(ltmfConvert_TargetFormat_MKV);
pConvert->get_TargetFormats(&pTargetformats);
pTargetformats->Item(ltmfConvert_TargetFormat_MKV, &pTargetformat);
pTargetformats->Release();
// show the target format profile (properties) dialog if available.
VARIANT_BOOL vbDialog;
pTargetformat->HasDialog(ltmfTargetFormat_Dlg_Profile, &vbDialog);
if (vbDialog)
{
pTargetformat->ShowDialog(ltmfTargetFormat_Dlg_Profile, (long)hwndParent);
}
pTargetformat->Release();
}
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