476 lines
13 KiB
C
476 lines
13 KiB
C
/*
|
|
* Copyright 2009 Vincent Povirk for CodeWeavers
|
|
*
|
|
* This library 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 library 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 library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdarg.h>
|
|
|
|
#define COBJMACROS
|
|
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "winreg.h"
|
|
#include "wingdi.h"
|
|
#include "objbase.h"
|
|
#include "wincodec.h"
|
|
|
|
#include "wincodecs_private.h"
|
|
|
|
#include "wine/debug.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
|
|
|
|
typedef struct {
|
|
DWORD bc2Size;
|
|
DWORD bc2Width;
|
|
DWORD bc2Height;
|
|
WORD bc2Planes;
|
|
WORD bc2BitCount;
|
|
DWORD bc2Compression;
|
|
DWORD bc2SizeImage;
|
|
DWORD bc2XRes;
|
|
DWORD bc2YRes;
|
|
DWORD bc2ClrUsed;
|
|
DWORD bc2ClrImportant;
|
|
/* same as BITMAPINFOHEADER until this point */
|
|
WORD bc2ResUnit;
|
|
WORD bc2Reserved;
|
|
WORD bc2Orientation;
|
|
WORD bc2Halftoning;
|
|
DWORD bc2HalftoneSize1;
|
|
DWORD bc2HalftoneSize2;
|
|
DWORD bc2ColorSpace;
|
|
DWORD bc2AppData;
|
|
} BITMAPCOREHEADER2;
|
|
|
|
typedef struct {
|
|
const IWICBitmapFrameDecodeVtbl *lpVtbl;
|
|
LONG ref;
|
|
IStream *stream;
|
|
BITMAPFILEHEADER bfh;
|
|
BITMAPV5HEADER bih;
|
|
} BmpFrameDecode;
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_QueryInterface(IWICBitmapFrameDecode *iface, REFIID iid,
|
|
void **ppv)
|
|
{
|
|
BmpFrameDecode *This = (BmpFrameDecode*)iface;
|
|
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
|
|
|
|
if (!ppv) return E_INVALIDARG;
|
|
|
|
if (IsEqualIID(&IID_IUnknown, iid) ||
|
|
IsEqualIID(&IID_IWICBitmapSource, iid) ||
|
|
IsEqualIID(&IID_IWICBitmapFrameDecode, iid))
|
|
{
|
|
*ppv = This;
|
|
}
|
|
else
|
|
{
|
|
*ppv = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
static ULONG WINAPI BmpFrameDecode_AddRef(IWICBitmapFrameDecode *iface)
|
|
{
|
|
BmpFrameDecode *This = (BmpFrameDecode*)iface;
|
|
ULONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI BmpFrameDecode_Release(IWICBitmapFrameDecode *iface)
|
|
{
|
|
BmpFrameDecode *This = (BmpFrameDecode*)iface;
|
|
ULONG ref = InterlockedDecrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
if (ref == 0)
|
|
{
|
|
IStream_Release(This->stream);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT BmpHeader_GetSize(BITMAPV5HEADER *bih, UINT *puiWidth, UINT *puiHeight)
|
|
{
|
|
switch (bih->bV5Size)
|
|
{
|
|
case sizeof(BITMAPCOREHEADER):
|
|
{
|
|
BITMAPCOREHEADER *bch = (BITMAPCOREHEADER*)bih;
|
|
*puiWidth = bch->bcWidth;
|
|
*puiHeight = bch->bcHeight;
|
|
return S_OK;
|
|
}
|
|
case sizeof(BITMAPCOREHEADER2):
|
|
case sizeof(BITMAPINFOHEADER):
|
|
case sizeof(BITMAPV4HEADER):
|
|
case sizeof(BITMAPV5HEADER):
|
|
*puiWidth = bih->bV5Width;
|
|
*puiHeight = bih->bV5Height;
|
|
return S_OK;
|
|
default:
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetSize(IWICBitmapFrameDecode *iface,
|
|
UINT *puiWidth, UINT *puiHeight)
|
|
{
|
|
BmpFrameDecode *This = (BmpFrameDecode*)iface;
|
|
TRACE("(%p,%p,%p)\n", iface, puiWidth, puiHeight);
|
|
|
|
return BmpHeader_GetSize(&This->bih, puiWidth, puiHeight);
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetPixelFormat(IWICBitmapFrameDecode *iface,
|
|
WICPixelFormatGUID *pPixelFormat)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, pPixelFormat);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT BmpHeader_GetResolution(BITMAPV5HEADER *bih, double *pDpiX, double *pDpiY)
|
|
{
|
|
switch (bih->bV5Size)
|
|
{
|
|
case sizeof(BITMAPCOREHEADER):
|
|
*pDpiX = 96.0;
|
|
*pDpiY = 96.0;
|
|
return S_OK;
|
|
case sizeof(BITMAPCOREHEADER2):
|
|
case sizeof(BITMAPINFOHEADER):
|
|
case sizeof(BITMAPV4HEADER):
|
|
case sizeof(BITMAPV5HEADER):
|
|
*pDpiX = bih->bV5XPelsPerMeter * 0.0254;
|
|
*pDpiY = bih->bV5YPelsPerMeter * 0.0254;
|
|
return S_OK;
|
|
default:
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetResolution(IWICBitmapFrameDecode *iface,
|
|
double *pDpiX, double *pDpiY)
|
|
{
|
|
BmpFrameDecode *This = (BmpFrameDecode*)iface;
|
|
TRACE("(%p,%p,%p)\n", iface, pDpiX, pDpiY);
|
|
|
|
return BmpHeader_GetResolution(&This->bih, pDpiX, pDpiY);
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_CopyPalette(IWICBitmapFrameDecode *iface,
|
|
IWICPalette *pIPalette)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, pIPalette);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_CopyPixels(IWICBitmapFrameDecode *iface,
|
|
const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
|
|
{
|
|
FIXME("(%p,%p,%u,%u,%p): stub\n", iface, prc, cbStride, cbBufferSize, pbBuffer);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetMetadataQueryReader(IWICBitmapFrameDecode *iface,
|
|
IWICMetadataQueryReader **ppIMetadataQueryReader)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryReader);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetColorContexts(IWICBitmapFrameDecode *iface,
|
|
UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
|
|
{
|
|
FIXME("(%p,%u,%p,%p): stub\n", iface, cCount, ppIColorContexts, pcActualCount);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpFrameDecode_GetThumbnail(IWICBitmapFrameDecode *iface,
|
|
IWICBitmapSource **ppIThumbnail)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIThumbnail);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IWICBitmapFrameDecodeVtbl BmpFrameDecode_Vtbl = {
|
|
BmpFrameDecode_QueryInterface,
|
|
BmpFrameDecode_AddRef,
|
|
BmpFrameDecode_Release,
|
|
BmpFrameDecode_GetSize,
|
|
BmpFrameDecode_GetPixelFormat,
|
|
BmpFrameDecode_GetResolution,
|
|
BmpFrameDecode_CopyPalette,
|
|
BmpFrameDecode_CopyPixels,
|
|
BmpFrameDecode_GetMetadataQueryReader,
|
|
BmpFrameDecode_GetColorContexts,
|
|
BmpFrameDecode_GetThumbnail
|
|
};
|
|
|
|
typedef struct {
|
|
const IWICBitmapDecoderVtbl *lpVtbl;
|
|
LONG ref;
|
|
BOOL initialized;
|
|
IStream *stream;
|
|
BITMAPFILEHEADER bfh;
|
|
BITMAPV5HEADER bih;
|
|
BmpFrameDecode *framedecode;
|
|
} BmpDecoder;
|
|
|
|
static HRESULT BmpDecoder_ReadHeaders(BmpDecoder* This, IStream *stream)
|
|
{
|
|
HRESULT hr;
|
|
ULONG bytestoread, bytesread;
|
|
|
|
if (This->initialized) return WINCODEC_ERR_WRONGSTATE;
|
|
|
|
hr = IStream_Read(stream, &This->bfh, sizeof(BITMAPFILEHEADER), &bytesread);
|
|
if (FAILED(hr)) return hr;
|
|
if (bytesread != sizeof(BITMAPFILEHEADER) ||
|
|
This->bfh.bfType != 0x4d42 /* "BM" */) return E_FAIL;
|
|
|
|
hr = IStream_Read(stream, &This->bih.bV5Size, sizeof(DWORD), &bytesread);
|
|
if (FAILED(hr)) return hr;
|
|
if (bytesread != sizeof(DWORD) ||
|
|
(This->bih.bV5Size != sizeof(BITMAPCOREHEADER) &&
|
|
This->bih.bV5Size != sizeof(BITMAPCOREHEADER2) &&
|
|
This->bih.bV5Size != sizeof(BITMAPINFOHEADER) &&
|
|
This->bih.bV5Size != sizeof(BITMAPV4HEADER) &&
|
|
This->bih.bV5Size != sizeof(BITMAPV5HEADER))) return E_FAIL;
|
|
|
|
bytestoread = This->bih.bV5Size-sizeof(DWORD);
|
|
hr = IStream_Read(stream, &This->bih.bV5Width, bytestoread, &bytesread);
|
|
if (FAILED(hr)) return hr;
|
|
if (bytestoread != bytesread) return E_FAIL;
|
|
|
|
This->initialized = TRUE;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_QueryInterface(IWICBitmapDecoder *iface, REFIID iid,
|
|
void **ppv)
|
|
{
|
|
BmpDecoder *This = (BmpDecoder*)iface;
|
|
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
|
|
|
|
if (!ppv) return E_INVALIDARG;
|
|
|
|
if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IWICBitmapDecoder, iid))
|
|
{
|
|
*ppv = This;
|
|
}
|
|
else
|
|
{
|
|
*ppv = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
IUnknown_AddRef((IUnknown*)*ppv);
|
|
return S_OK;
|
|
}
|
|
|
|
static ULONG WINAPI BmpDecoder_AddRef(IWICBitmapDecoder *iface)
|
|
{
|
|
BmpDecoder *This = (BmpDecoder*)iface;
|
|
ULONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI BmpDecoder_Release(IWICBitmapDecoder *iface)
|
|
{
|
|
BmpDecoder *This = (BmpDecoder*)iface;
|
|
ULONG ref = InterlockedDecrement(&This->ref);
|
|
|
|
TRACE("(%p) refcount=%u\n", iface, ref);
|
|
|
|
if (ref == 0)
|
|
{
|
|
if (This->stream) IStream_Release(This->stream);
|
|
if (This->framedecode) IUnknown_Release((IUnknown*)This->framedecode);
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_QueryCapability(IWICBitmapDecoder *iface, IStream *pIStream,
|
|
DWORD *pdwCapability)
|
|
{
|
|
FIXME("(%p,%p,%p): stub\n", iface, pIStream, pdwCapability);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_Initialize(IWICBitmapDecoder *iface, IStream *pIStream,
|
|
WICDecodeOptions cacheOptions)
|
|
{
|
|
HRESULT hr;
|
|
BmpDecoder *This = (BmpDecoder*)iface;
|
|
|
|
hr = BmpDecoder_ReadHeaders(This, pIStream);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
This->stream = pIStream;
|
|
IStream_AddRef(pIStream);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetContainerFormat(IWICBitmapDecoder *iface,
|
|
GUID *pguidContainerFormat)
|
|
{
|
|
memcpy(pguidContainerFormat, &GUID_ContainerFormatBmp, sizeof(GUID));
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetDecoderInfo(IWICBitmapDecoder *iface,
|
|
IWICBitmapDecoderInfo **ppIDecoderInfo)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIDecoderInfo);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_CopyPalette(IWICBitmapDecoder *iface,
|
|
IWICPalette *pIPalette)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, pIPalette);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetMetadataQueryReader(IWICBitmapDecoder *iface,
|
|
IWICMetadataQueryReader **ppIMetadataQueryReader)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryReader);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetPreview(IWICBitmapDecoder *iface,
|
|
IWICBitmapSource **ppIBitmapSource)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIBitmapSource);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetColorContexts(IWICBitmapDecoder *iface,
|
|
UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
|
|
{
|
|
FIXME("(%p,%u,%p,%p): stub\n", iface, cCount, ppIColorContexts, pcActualCount);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetThumbnail(IWICBitmapDecoder *iface,
|
|
IWICBitmapSource **ppIThumbnail)
|
|
{
|
|
FIXME("(%p,%p): stub\n", iface, ppIThumbnail);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetFrameCount(IWICBitmapDecoder *iface,
|
|
UINT *pCount)
|
|
{
|
|
*pCount = 1;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetFrame(IWICBitmapDecoder *iface,
|
|
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
|
|
{
|
|
BmpDecoder *This = (BmpDecoder*)iface;
|
|
|
|
if (index != 0) return E_INVALIDARG;
|
|
|
|
if (!This->stream) return WINCODEC_ERR_WRONGSTATE;
|
|
|
|
if (!This->framedecode)
|
|
{
|
|
This->framedecode = HeapAlloc(GetProcessHeap(), 0, sizeof(BmpFrameDecode));
|
|
if (!This->framedecode) return E_OUTOFMEMORY;
|
|
|
|
This->framedecode->lpVtbl = &BmpFrameDecode_Vtbl;
|
|
This->framedecode->ref = 1;
|
|
This->framedecode->stream = This->stream;
|
|
IStream_AddRef(This->stream);
|
|
This->framedecode->bfh = This->bfh;
|
|
This->framedecode->bih = This->bih;
|
|
}
|
|
|
|
*ppIBitmapFrame = (IWICBitmapFrameDecode*)This->framedecode;
|
|
IWICBitmapFrameDecode_AddRef((IWICBitmapFrameDecode*)This->framedecode);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IWICBitmapDecoderVtbl BmpDecoder_Vtbl = {
|
|
BmpDecoder_QueryInterface,
|
|
BmpDecoder_AddRef,
|
|
BmpDecoder_Release,
|
|
BmpDecoder_QueryCapability,
|
|
BmpDecoder_Initialize,
|
|
BmpDecoder_GetContainerFormat,
|
|
BmpDecoder_GetDecoderInfo,
|
|
BmpDecoder_CopyPalette,
|
|
BmpDecoder_GetMetadataQueryReader,
|
|
BmpDecoder_GetPreview,
|
|
BmpDecoder_GetColorContexts,
|
|
BmpDecoder_GetThumbnail,
|
|
BmpDecoder_GetFrameCount,
|
|
BmpDecoder_GetFrame
|
|
};
|
|
|
|
HRESULT BmpDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
|
|
{
|
|
BmpDecoder *This;
|
|
HRESULT ret;
|
|
|
|
TRACE("(%p,%s,%p)\n", pUnkOuter, debugstr_guid(iid), ppv);
|
|
|
|
*ppv = NULL;
|
|
|
|
if (pUnkOuter) return CLASS_E_NOAGGREGATION;
|
|
|
|
This = HeapAlloc(GetProcessHeap(), 0, sizeof(BmpDecoder));
|
|
if (!This) return E_OUTOFMEMORY;
|
|
|
|
This->lpVtbl = &BmpDecoder_Vtbl;
|
|
This->ref = 1;
|
|
This->initialized = FALSE;
|
|
This->stream = NULL;
|
|
This->framedecode = NULL;
|
|
|
|
ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
|
|
IUnknown_Release((IUnknown*)This);
|
|
|
|
return ret;
|
|
}
|