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quartz: Fix support for mpeg layer 1 and 2.

This commit is contained in:
Maarten Lankhorst 2011-09-26 17:34:44 +02:00 committed by Alexandre Julliard
parent 8856ea79f3
commit 12e132e9be
1 changed files with 6 additions and 3 deletions
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9
dlls/quartz/mpegsplit.c
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@ -128,12 +128,14 @@ static HRESULT parse_header(BYTE *header, LONGLONG *plen, LONGLONG *pduration)
LONGLONG duration; LONGLONG duration;
int bitrate_index, freq_index, lsf = 1, mpeg1, layer, padding, bitrate, length; int bitrate_index, freq_index, lsf = 1, mpeg1, layer, padding, bitrate, length;
if (header[0] != 0xff)
return E_INVALIDARG;
if (!(header[0] == 0xff && ((header[1]>>5)&0x7) == 0x7 && if (!(((header[1]>>5)&0x7) == 0x7 &&
((header[1]>>1)&0x3) != 0 && ((header[2]>>4)&0xf) != 0xf && ((header[1]>>1)&0x3) != 0 && ((header[2]>>4)&0xf) != 0xf &&
((header[2]>>2)&0x3) != 0x3)) ((header[2]>>2)&0x3) != 0x3))
{ {
FIXME("Not a valid header: %02x:%02x\n", header[0], header[1]); FIXME("Not a valid header: %02x:%02x\n", header[1], header[2]);
return E_INVALIDARG; return E_INVALIDARG;
} }
@ -147,7 +149,7 @@ static HRESULT parse_header(BYTE *header, LONGLONG *plen, LONGLONG *pduration)
padding = ((header[2]>>1)&0x1); padding = ((header[2]>>1)&0x1);
bitrate = tabsel_123[lsf][layer-1][bitrate_index] * 1000; bitrate = tabsel_123[lsf][layer-1][bitrate_index] * 1000;
if (!bitrate || layer != 3) if (!bitrate)
{ {
FIXME("Not a valid header: %02x:%02x:%02x:%02x\n", header[0], header[1], header[2], header[3]); FIXME("Not a valid header: %02x:%02x:%02x:%02x\n", header[0], header[1], header[2], header[3]);
return E_INVALIDARG; return E_INVALIDARG;
@ -353,6 +355,7 @@ static HRESULT MPEGSplitter_query_accept(LPVOID iface, const AM_MEDIA_TYPE *pmt)
FIXME("MPEG-1 system streams not yet supported.\n"); FIXME("MPEG-1 system streams not yet supported.\n");
else if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_MPEG1VideoCD)) else if (IsEqualIID(&pmt->subtype, &MEDIASUBTYPE_MPEG1VideoCD))
FIXME("MPEG-1 VideoCD streams not yet supported.\n"); FIXME("MPEG-1 VideoCD streams not yet supported.\n");
else FIXME("%s\n", debugstr_guid(&pmt->subtype));
return S_FALSE; return S_FALSE;
} }