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mfplat/mediatype: Check format pointers and sizes in MFInitMediaTypeFromAMMediaType.

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Rémi Bernon 2024-03-12 19:58:36 +01:00 • committed by Alexandre Julliard
parent 9ee0720d98
commit 45d4aa9f60
1 changed files with 7 additions and 3 deletions
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10
dlls/mfplat/mediatype.c
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@ -4270,13 +4270,17 @@ HRESULT WINAPI MFInitMediaTypeFromAMMediaType(IMFMediaType *media_type, const AM
{
const GUID *subtype = get_mf_subtype_for_am_subtype(&am_type->subtype);
if (IsEqualGUID(&am_type->formattype, &FORMAT_VideoInfo))
if (am_type->cbFormat && !am_type->pbFormat)
hr = E_INVALIDARG;
else if (IsEqualGUID(&am_type->formattype, &FORMAT_VideoInfo)
&& am_type->cbFormat >= sizeof(VIDEOINFOHEADER))
hr = MFInitMediaTypeFromVideoInfoHeader(media_type, (VIDEOINFOHEADER *)am_type->pbFormat, am_type->cbFormat, subtype);
else if (IsEqualGUID(&am_type->formattype, &FORMAT_VideoInfo2))
else if (IsEqualGUID(&am_type->formattype, &FORMAT_VideoInfo2)
&& am_type->cbFormat >= sizeof(VIDEOINFOHEADER2))
hr = MFInitMediaTypeFromVideoInfoHeader2(media_type, (VIDEOINFOHEADER2 *)am_type->pbFormat, am_type->cbFormat, subtype);
else
{
FIXME("Unsupported format type %s.\n", debugstr_guid(&am_type->formattype));
FIXME("Unsupported format type %s / size %ld.\n", debugstr_guid(&am_type->formattype), am_type->cbFormat);
return E_NOTIMPL;
}