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windowscodecs: Implement TiffEncoder_Commit.

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This commit is contained in:
Vincent Povirk 2011-04-05 16:27:28 -05:00 committed by Alexandre Julliard
parent e4986fc994
commit 0b75067c02
1 changed files with 30 additions and 4 deletions
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34
dlls/windowscodecs/tiffformat.c
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@ -1151,6 +1151,7 @@ typedef struct TiffEncoder {
CRITICAL_SECTION lock; /* Must be held when tiff is used or fields below are set */
TIFF *tiff;
BOOL initialized;
BOOL committed;
ULONG num_frames;
ULONG num_frames_committed;
} TiffEncoder;
@ -1623,7 +1624,7 @@ static HRESULT WINAPI TiffEncoder_Initialize(IWICBitmapEncoder *iface,
EnterCriticalSection(&This->lock);
if (This->initialized)
if (This->initialized || This->committed)
{
hr = WINCODEC_ERR_WRONGSTATE;
goto exit;
@ -1698,7 +1699,11 @@ static HRESULT WINAPI TiffEncoder_CreateNewFrame(IWICBitmapEncoder *iface,
EnterCriticalSection(&This->lock);
if (This->num_frames != This->num_frames_committed)
if (!This->initialized || This->committed)
{
hr = WINCODEC_ERR_WRONGSTATE;
}
else if (This->num_frames != This->num_frames_committed)
{
FIXME("New frame created before previous frame was committed\n");
hr = E_FAIL;
@ -1753,8 +1758,28 @@ static HRESULT WINAPI TiffEncoder_CreateNewFrame(IWICBitmapEncoder *iface,
static HRESULT WINAPI TiffEncoder_Commit(IWICBitmapEncoder *iface)
{
FIXME("(%p): stub\n", iface);
return E_NOTIMPL;
TiffEncoder *This = impl_from_IWICBitmapEncoder(iface);
TRACE("(%p)\n", iface);
EnterCriticalSection(&This->lock);
if (!This->initialized || This->committed)
{
LeaveCriticalSection(&This->lock);
return WINCODEC_ERR_WRONGSTATE;
}
pTIFFClose(This->tiff);
IStream_Release(This->stream);
This->stream = NULL;
This->tiff = NULL;
This->committed = TRUE;
LeaveCriticalSection(&This->lock);
return S_OK;
}
static HRESULT WINAPI TiffEncoder_GetMetadataQueryWriter(IWICBitmapEncoder *iface,
@ -1809,6 +1834,7 @@ HRESULT TiffEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
This->initialized = FALSE;
This->num_frames = 0;
This->num_frames_committed = 0;
This->committed = FALSE;
ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
IUnknown_Release((IUnknown*)This);