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[WINDOWSCODECS]

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sync windowscodecs with wine 1.1.41

svn path=/trunk/; revision=46313
This commit is contained in:
Christoph von Wittich 2010-03-21 19:14:16 +00:00
parent b0d8fe0832
commit f5e7692926
3 changed files with 33 additions and 10 deletions
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37
reactos/dll/win32/windowscodecs/info.c
View file

@ -726,6 +726,7 @@ typedef struct {
LONG ref;
struct list objects;
struct list *cursor;
CRITICAL_SECTION lock; /* Must be held when reading or writing cursor */
} ComponentEnum;
typedef struct {
@ -783,6 +784,8 @@ static ULONG WINAPI ComponentEnum_Release(IEnumUnknown *iface)
list_remove(&cursor->entry);
HeapFree(GetProcessHeap(), 0, cursor);
}
This->lock.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->lock);
HeapFree(GetProcessHeap(), 0, This);
}
@ -795,15 +798,17 @@ static HRESULT WINAPI ComponentEnum_Next(IEnumUnknown *iface, ULONG celt,
ComponentEnum *This = (ComponentEnum*)iface;
int num_fetched=0;
ComponentEnumItem *item;
HRESULT hr=S_OK;
TRACE("(%p,%u,%p,%p)\n", iface, celt, rgelt, pceltFetched);
EnterCriticalSection(&This->lock);
while (num_fetched<celt)
{
if (!This->cursor)
{
*pceltFetched = num_fetched;
return S_FALSE;
hr = S_FALSE;
break;
}
item = LIST_ENTRY(This->cursor, ComponentEnumItem, entry);
IUnknown_AddRef(item->unk);
@ -811,24 +816,31 @@ static HRESULT WINAPI ComponentEnum_Next(IEnumUnknown *iface, ULONG celt,
num_fetched++;
This->cursor = list_next(&This->objects, This->cursor);
}
LeaveCriticalSection(&This->lock);
*pceltFetched = num_fetched;
return S_OK;
return hr;
}
static HRESULT WINAPI ComponentEnum_Skip(IEnumUnknown *iface, ULONG celt)
{
ComponentEnum *This = (ComponentEnum*)iface;
int i;
HRESULT hr=S_OK;
TRACE("(%p,%u)\n", iface, celt);
EnterCriticalSection(&This->lock);
for (i=0; i<celt; i++)
{
if (!This->cursor)
return S_FALSE;
{
hr = S_FALSE;
break;
}
This->cursor = list_next(&This->objects, This->cursor);
}
return S_OK;
LeaveCriticalSection(&This->lock);
return hr;
}
static HRESULT WINAPI ComponentEnum_Reset(IEnumUnknown *iface)
@ -837,7 +849,9 @@ static HRESULT WINAPI ComponentEnum_Reset(IEnumUnknown *iface)
TRACE("(%p)\n", iface);
EnterCriticalSection(&This->lock);
This->cursor = list_head(&This->objects);
LeaveCriticalSection(&This->lock);
return S_OK;
}
@ -847,6 +861,7 @@ static HRESULT WINAPI ComponentEnum_Clone(IEnumUnknown *iface, IEnumUnknown **pp
ComponentEnum *new_enum;
ComponentEnumItem *old_item, *new_item;
HRESULT ret=S_OK;
struct list *old_cursor;
new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnum));
if (!new_enum)
@ -858,8 +873,14 @@ static HRESULT WINAPI ComponentEnum_Clone(IEnumUnknown *iface, IEnumUnknown **pp
new_enum->IEnumUnknown_Vtbl = &ComponentEnumVtbl;
new_enum->ref = 1;
new_enum->cursor = NULL;
list_init(&new_enum->objects);
InitializeCriticalSection(&new_enum->lock);
new_enum->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ComponentEnum.lock");
EnterCriticalSection(&This->lock);
old_cursor = This->cursor;
LeaveCriticalSection(&This->lock);
LIST_FOR_EACH_ENTRY(old_item, &This->objects, ComponentEnumItem, entry)
{
new_item = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnumItem));
@ -871,7 +892,7 @@ static HRESULT WINAPI ComponentEnum_Clone(IEnumUnknown *iface, IEnumUnknown **pp
new_item->unk = old_item->unk;
list_add_tail(&new_enum->objects, &new_item->entry);
IUnknown_AddRef(new_item->unk);
if (&old_item->entry == This->cursor) new_enum->cursor = &new_item->entry;
if (&old_item->entry == old_cursor) new_enum->cursor = &new_item->entry;
}
if (FAILED(ret))
@ -923,6 +944,8 @@ HRESULT CreateComponentEnumerator(DWORD componentTypes, DWORD options, IEnumUnkn
This->IEnumUnknown_Vtbl = &ComponentEnumVtbl;
This->ref = 1;
list_init(&This->objects);
InitializeCriticalSection(&This->lock);
This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ComponentEnum.lock");
for (category=categories; category->type && hr == S_OK; category++)
{

2
reactos/dll/win32/windowscodecs/jpegformat.c
View file

@ -570,7 +570,7 @@ HRESULT JpegDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
HRESULT JpegDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
{
ERR("Trying to load JPEG picture, but JPEG supported not compiled in.\n");
ERR("Trying to load JPEG picture, but JPEG support is not compiled in.\n");
return E_FAIL;
}

4
reactos/dll/win32/windowscodecs/pngformat.c
View file

@ -1320,13 +1320,13 @@ HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
{
ERR("Trying to load PNG picture, but PNG supported not compiled in.\n");
ERR("Trying to load PNG picture, but PNG support is not compiled in.\n");
return E_FAIL;
}
HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
{
ERR("Trying to save PNG picture, but PNG supported not compiled in.\n");
ERR("Trying to save PNG picture, but PNG support is not compiled in.\n");
return E_FAIL;
}