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Sweden-Number/dlls/dmime/graph.c

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/* IDirectMusicGraph
*
* Copyright (C) 2003-2004 Rok Mandeljc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "dmime_private.h"
#include "dmobject.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmime);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
struct IDirectMusicGraphImpl {
IDirectMusicGraph IDirectMusicGraph_iface;
struct dmobject dmobj;
LONG ref;
WORD num_tools;
struct list Tools;
};
static inline IDirectMusicGraphImpl *impl_from_IDirectMusicGraph(IDirectMusicGraph *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicGraphImpl, IDirectMusicGraph_iface);
}
static inline IDirectMusicGraphImpl *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicGraphImpl, dmobj.IDirectMusicObject_iface);
}
static inline IDirectMusicGraphImpl *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicGraphImpl, dmobj.IPersistStream_iface);
}
static HRESULT WINAPI DirectMusicGraph_QueryInterface(IDirectMusicGraph *iface, REFIID riid, void **ret_iface)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ret_iface);
*ret_iface = NULL;
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IDirectMusicGraph))
{
*ret_iface = &This->IDirectMusicGraph_iface;
}
else if (IsEqualIID(riid, &IID_IDirectMusicObject))
*ret_iface = &This->dmobj.IDirectMusicObject_iface;
else if (IsEqualIID(riid, &IID_IPersistStream))
*ret_iface = &This->dmobj.IPersistStream_iface;
if (*ret_iface)
{
IDirectMusicGraph_AddRef(iface);
return S_OK;
}
WARN("(%p, %s, %p): not found\n", This, debugstr_guid(riid), ret_iface);
return E_NOINTERFACE;
}
static ULONG WINAPI DirectMusicGraph_AddRef(IDirectMusicGraph *iface)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p): %d\n", This, ref);
DMIME_LockModule();
return ref;
}
static ULONG WINAPI DirectMusicGraph_Release(IDirectMusicGraph *iface)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p): %d\n", This, ref);
if (ref == 0)
HeapFree(GetProcessHeap(), 0, This);
DMIME_UnlockModule();
return ref;
}
static HRESULT WINAPI DirectMusicGraph_StampPMsg(IDirectMusicGraph *iface, DMUS_PMSG *msg)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
FIXME("(%p, %p): stub\n", This, msg);
return S_OK;
}
static HRESULT WINAPI DirectMusicGraph_InsertTool(IDirectMusicGraph *iface, IDirectMusicTool* pTool, DWORD* pdwPChannels, DWORD cPChannels, LONG lIndex)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
struct list* pEntry = NULL;
struct list* pPrevEntry = NULL;
LPDMUS_PRIVATE_GRAPH_TOOL pIt = NULL;
LPDMUS_PRIVATE_GRAPH_TOOL pNewTool = NULL;
FIXME("(%p, %p, %p, %d, %i): use of pdwPChannels\n", This, pTool, pdwPChannels, cPChannels, lIndex);
if (!pTool)
return E_POINTER;
if (lIndex < 0)
lIndex = This->num_tools + lIndex;
pPrevEntry = &This->Tools;
LIST_FOR_EACH(pEntry, &This->Tools)
{
pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_GRAPH_TOOL, entry);
if (pIt->dwIndex == lIndex)
return DMUS_E_ALREADY_EXISTS;
if (pIt->dwIndex > lIndex)
break ;
pPrevEntry = pEntry;
}
++This->num_tools;
pNewTool = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_GRAPH_TOOL));
pNewTool->pTool = pTool;
pNewTool->dwIndex = lIndex;
IDirectMusicTool8_AddRef(pTool);
IDirectMusicTool8_Init(pTool, iface);
list_add_tail (pPrevEntry->next, &pNewTool->entry);
#if 0
DWORD dwNum = 0;
IDirectMusicTool8_GetMediaTypes(pTool, &dwNum);
#endif
return DS_OK;
}
static HRESULT WINAPI DirectMusicGraph_GetTool(IDirectMusicGraph *iface, DWORD dwIndex, IDirectMusicTool** ppTool)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
struct list* pEntry = NULL;
LPDMUS_PRIVATE_GRAPH_TOOL pIt = NULL;
FIXME("(%p, %d, %p): stub\n", This, dwIndex, ppTool);
LIST_FOR_EACH (pEntry, &This->Tools)
{
pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_GRAPH_TOOL, entry);
if (pIt->dwIndex == dwIndex)
{
*ppTool = pIt->pTool;
if (*ppTool)
IDirectMusicTool_AddRef(*ppTool);
return S_OK;
}
if (pIt->dwIndex > dwIndex)
break ;
}
return DMUS_E_NOT_FOUND;
}
static HRESULT WINAPI DirectMusicGraph_RemoveTool(IDirectMusicGraph *iface, IDirectMusicTool* pTool)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicGraph(iface);
FIXME("(%p, %p): stub\n", This, pTool);
return S_OK;
}
static const IDirectMusicGraphVtbl DirectMusicGraphVtbl =
{
DirectMusicGraph_QueryInterface,
DirectMusicGraph_AddRef,
DirectMusicGraph_Release,
DirectMusicGraph_StampPMsg,
DirectMusicGraph_InsertTool,
DirectMusicGraph_GetTool,
DirectMusicGraph_RemoveTool
};
static HRESULT WINAPI DirectMusicObject_ParseDescriptor(IDirectMusicObject *iface, IStream *pStream, DMUS_OBJECTDESC *pDesc)
{
IDirectMusicGraphImpl *This = impl_from_IDirectMusicObject(iface);
DMUS_PRIVATE_CHUNK Chunk;
DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
LARGE_INTEGER liMove; /* used when skipping chunks */
TRACE("(%p, %p, %p)\n", This, pStream, pDesc);
/* FIXME: should this be determined from stream? */
pDesc->dwValidData |= DMUS_OBJ_CLASS;
pDesc->guidClass = CLSID_DirectMusicGraph;
IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case FOURCC_RIFF: {
IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
StreamSize = Chunk.dwSize - sizeof(FOURCC);
StreamCount = 0;
if (Chunk.fccID == DMUS_FOURCC_TOOLGRAPH_FORM) {
TRACE_(dmfile)(": graph form\n");
do {
IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case DMUS_FOURCC_GUID_CHUNK: {
TRACE_(dmfile)(": GUID chunk\n");
pDesc->dwValidData |= DMUS_OBJ_OBJECT;
IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_VERSION_CHUNK: {
TRACE_(dmfile)(": version chunk\n");
pDesc->dwValidData |= DMUS_OBJ_VERSION;
IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_CATEGORY_CHUNK: {
TRACE_(dmfile)(": category chunk\n");
pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
break;
}
case FOURCC_LIST: {
IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
ListCount[0] = 0;
switch (Chunk.fccID) {
/* evil M$ UNFO list, which can (!?) contain INFO elements */
case DMUS_FOURCC_UNFO_LIST: {
TRACE_(dmfile)(": UNFO list\n");
do {
IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
/* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
(though strings seem to be valid unicode) */
case mmioFOURCC('I','N','A','M'):
case DMUS_FOURCC_UNAM_CHUNK: {
TRACE_(dmfile)(": name chunk\n");
pDesc->dwValidData |= DMUS_OBJ_NAME;
IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
break;
}
case mmioFOURCC('I','A','R','T'):
case DMUS_FOURCC_UART_CHUNK: {
TRACE_(dmfile)(": artist chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','O','P'):
case DMUS_FOURCC_UCOP_CHUNK: {
TRACE_(dmfile)(": copyright chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','S','B','J'):
case DMUS_FOURCC_USBJ_CHUNK: {
TRACE_(dmfile)(": subject chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','M','T'):
case DMUS_FOURCC_UCMT_CHUNK: {
TRACE_(dmfile)(": comment chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
} while (ListCount[0] < ListSize[0]);
break;
}
default: {
TRACE_(dmfile)(": unknown (skipping)\n");
liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
} while (StreamCount < StreamSize);
} else {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = StreamSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return E_FAIL;
}
TRACE_(dmfile)(": reading finished\n");
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return DMUS_E_INVALIDFILE;
}
}
TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
return S_OK;
}
static const IDirectMusicObjectVtbl dmobject_vtbl = {
dmobj_IDirectMusicObject_QueryInterface,
dmobj_IDirectMusicObject_AddRef,
dmobj_IDirectMusicObject_Release,
dmobj_IDirectMusicObject_GetDescriptor,
dmobj_IDirectMusicObject_SetDescriptor,
DirectMusicObject_ParseDescriptor
};
static HRESULT WINAPI PersistStream_Load(IPersistStream *iface, IStream* pStm)
{
IDirectMusicGraphImpl *This = impl_from_IPersistStream(iface);
FOURCC chunkID;
DWORD chunkSize, StreamSize, StreamCount, ListSize[3], ListCount[3];
LARGE_INTEGER liMove; /* used when skipping chunks */
FIXME("(%p, %p): Loading not implemented yet\n", This, pStm);
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
IStream_Read (pStm, &chunkSize, sizeof(DWORD), NULL);
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize);
switch (chunkID) {
case FOURCC_RIFF: {
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(chunkID));
StreamSize = chunkSize - sizeof(FOURCC);
StreamCount = 0;
switch (chunkID) {
case DMUS_FOURCC_TOOLGRAPH_FORM: {
TRACE_(dmfile)(": graph form\n");
do {
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL);
StreamCount += sizeof(FOURCC) + sizeof(DWORD) + chunkSize;
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize);
switch (chunkID) {
case DMUS_FOURCC_GUID_CHUNK: {
TRACE_(dmfile)(": GUID chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT;
IStream_Read (pStm, &This->dmobj.desc.guidObject, chunkSize, NULL);
break;
}
case DMUS_FOURCC_VERSION_CHUNK: {
TRACE_(dmfile)(": version chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION;
IStream_Read (pStm, &This->dmobj.desc.vVersion, chunkSize, NULL);
break;
}
case DMUS_FOURCC_CATEGORY_CHUNK: {
TRACE_(dmfile)(": category chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_CATEGORY;
IStream_Read (pStm, This->dmobj.desc.wszCategory, chunkSize, NULL);
break;
}
case FOURCC_LIST: {
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunkID));
ListSize[0] = chunkSize - sizeof(FOURCC);
ListCount[0] = 0;
switch (chunkID) {
case DMUS_FOURCC_UNFO_LIST: {
TRACE_(dmfile)(": UNFO list\n");
do {
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL);
ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunkSize;
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize);
switch (chunkID) {
/* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
(though strings seem to be valid unicode) */
case mmioFOURCC('I','N','A','M'):
case DMUS_FOURCC_UNAM_CHUNK: {
TRACE_(dmfile)(": name chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME;
IStream_Read (pStm, This->dmobj.desc.wszName, chunkSize, NULL);
break;
}
case mmioFOURCC('I','A','R','T'):
case DMUS_FOURCC_UART_CHUNK: {
TRACE_(dmfile)(": artist chunk (ignored)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','O','P'):
case DMUS_FOURCC_UCOP_CHUNK: {
TRACE_(dmfile)(": copyright chunk (ignored)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','S','B','J'):
case DMUS_FOURCC_USBJ_CHUNK: {
TRACE_(dmfile)(": subject chunk (ignored)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','M','T'):
case DMUS_FOURCC_UCMT_CHUNK: {
TRACE_(dmfile)(": comment chunk (ignored)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
} while (ListCount[0] < ListSize[0]);
break;
}
default: {
TRACE_(dmfile)(": unknown (skipping)\n");
liMove.QuadPart = chunkSize - sizeof(FOURCC);
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
} while (StreamCount < StreamSize);
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = StreamSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return E_FAIL;
}
}
TRACE_(dmfile)(": reading finished\n");
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = chunkSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return E_FAIL;
}
}
return S_OK;
}
static const IPersistStreamVtbl persiststream_vtbl = {
dmobj_IPersistStream_QueryInterface,
dmobj_IPersistStream_AddRef,
dmobj_IPersistStream_Release,
dmobj_IPersistStream_GetClassID,
unimpl_IPersistStream_IsDirty,
PersistStream_Load,
unimpl_IPersistStream_Save,
unimpl_IPersistStream_GetSizeMax
};
/* for ClassFactory */
HRESULT WINAPI create_dmgraph(REFIID riid, void **ret_iface)
{
IDirectMusicGraphImpl* obj;
HRESULT hr;
*ret_iface = NULL;
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicGraphImpl));
if (!obj)
return E_OUTOFMEMORY;
obj->IDirectMusicGraph_iface.lpVtbl = &DirectMusicGraphVtbl;
obj->ref = 1;
dmobject_init(&obj->dmobj, &CLSID_DirectMusicGraph, (IUnknown *)&obj->IDirectMusicGraph_iface);
obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl;
obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
list_init(&obj->Tools);
hr = IDirectMusicGraph_QueryInterface(&obj->IDirectMusicGraph_iface, riid, ret_iface);
IDirectMusicGraph_Release(&obj->IDirectMusicGraph_iface);
return hr;
}
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