2009-06-10 22:40:27 +02:00
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/*
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* Copyright 2009 Vincent Povirk for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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2009-06-14 00:15:55 +02:00
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#include "wingdi.h"
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2009-06-10 22:40:27 +02:00
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#include "objbase.h"
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#include "wincodec.h"
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#include "wincodecs_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
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2009-06-14 00:15:55 +02:00
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typedef struct {
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DWORD bc2Size;
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DWORD bc2Width;
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DWORD bc2Height;
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WORD bc2Planes;
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WORD bc2BitCount;
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DWORD bc2Compression;
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DWORD bc2SizeImage;
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DWORD bc2XRes;
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DWORD bc2YRes;
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DWORD bc2ClrUsed;
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DWORD bc2ClrImportant;
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/* same as BITMAPINFOHEADER until this point */
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WORD bc2ResUnit;
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WORD bc2Reserved;
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WORD bc2Orientation;
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WORD bc2Halftoning;
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DWORD bc2HalftoneSize1;
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DWORD bc2HalftoneSize2;
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DWORD bc2ColorSpace;
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DWORD bc2AppData;
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} BITMAPCOREHEADER2;
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2009-06-14 00:32:16 +02:00
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typedef struct {
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const IWICBitmapFrameDecodeVtbl *lpVtbl;
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LONG ref;
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IStream *stream;
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BITMAPFILEHEADER bfh;
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BITMAPV5HEADER bih;
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} BmpFrameDecode;
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2009-06-30 10:22:52 +02:00
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static HRESULT WINAPI BmpFrameDecode_QueryInterface(IWICBitmapFrameDecode *iface, REFIID iid,
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2009-06-14 00:32:16 +02:00
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void **ppv)
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{
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BmpFrameDecode *This = (BmpFrameDecode*)iface;
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TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
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if (!ppv) return E_INVALIDARG;
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if (IsEqualIID(&IID_IUnknown, iid) ||
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IsEqualIID(&IID_IWICBitmapSource, iid) ||
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IsEqualIID(&IID_IWICBitmapFrameDecode, iid))
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{
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*ppv = This;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI BmpFrameDecode_AddRef(IWICBitmapFrameDecode *iface)
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{
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BmpFrameDecode *This = (BmpFrameDecode*)iface;
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI BmpFrameDecode_Release(IWICBitmapFrameDecode *iface)
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{
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BmpFrameDecode *This = (BmpFrameDecode*)iface;
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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if (ref == 0)
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{
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IStream_Release(This->stream);
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HeapFree(GetProcessHeap(), 0, This);
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}
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return ref;
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}
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2009-06-24 23:20:29 +02:00
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static HRESULT BmpHeader_GetSize(BITMAPV5HEADER *bih, UINT *puiWidth, UINT *puiHeight)
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{
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switch (bih->bV5Size)
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{
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case sizeof(BITMAPCOREHEADER):
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{
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BITMAPCOREHEADER *bch = (BITMAPCOREHEADER*)bih;
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*puiWidth = bch->bcWidth;
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*puiHeight = bch->bcHeight;
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return S_OK;
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}
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case sizeof(BITMAPCOREHEADER2):
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case sizeof(BITMAPINFOHEADER):
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case sizeof(BITMAPV4HEADER):
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case sizeof(BITMAPV5HEADER):
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*puiWidth = bih->bV5Width;
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*puiHeight = bih->bV5Height;
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return S_OK;
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default:
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return E_FAIL;
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}
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}
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2009-06-14 00:32:16 +02:00
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static HRESULT WINAPI BmpFrameDecode_GetSize(IWICBitmapFrameDecode *iface,
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UINT *puiWidth, UINT *puiHeight)
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{
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2009-06-24 23:20:29 +02:00
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BmpFrameDecode *This = (BmpFrameDecode*)iface;
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TRACE("(%p,%p,%p)\n", iface, puiWidth, puiHeight);
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return BmpHeader_GetSize(&This->bih, puiWidth, puiHeight);
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2009-06-14 00:32:16 +02:00
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}
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static HRESULT WINAPI BmpFrameDecode_GetPixelFormat(IWICBitmapFrameDecode *iface,
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WICPixelFormatGUID *pPixelFormat)
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{
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FIXME("(%p,%p): stub\n", iface, pPixelFormat);
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return E_NOTIMPL;
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}
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2009-06-24 23:32:19 +02:00
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static HRESULT BmpHeader_GetResolution(BITMAPV5HEADER *bih, double *pDpiX, double *pDpiY)
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{
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switch (bih->bV5Size)
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{
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case sizeof(BITMAPCOREHEADER):
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*pDpiX = 96.0;
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*pDpiY = 96.0;
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return S_OK;
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case sizeof(BITMAPCOREHEADER2):
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case sizeof(BITMAPINFOHEADER):
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case sizeof(BITMAPV4HEADER):
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case sizeof(BITMAPV5HEADER):
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*pDpiX = bih->bV5XPelsPerMeter * 0.0254;
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*pDpiY = bih->bV5YPelsPerMeter * 0.0254;
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return S_OK;
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default:
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return E_FAIL;
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}
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}
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2009-06-14 00:32:16 +02:00
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static HRESULT WINAPI BmpFrameDecode_GetResolution(IWICBitmapFrameDecode *iface,
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double *pDpiX, double *pDpiY)
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{
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2009-06-24 23:32:19 +02:00
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BmpFrameDecode *This = (BmpFrameDecode*)iface;
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TRACE("(%p,%p,%p)\n", iface, pDpiX, pDpiY);
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return BmpHeader_GetResolution(&This->bih, pDpiX, pDpiY);
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2009-06-14 00:32:16 +02:00
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}
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static HRESULT WINAPI BmpFrameDecode_CopyPalette(IWICBitmapFrameDecode *iface,
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IWICPalette *pIPalette)
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{
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FIXME("(%p,%p): stub\n", iface, pIPalette);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI BmpFrameDecode_CopyPixels(IWICBitmapFrameDecode *iface,
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const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
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{
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FIXME("(%p,%p,%u,%u,%p): stub\n", iface, prc, cbStride, cbBufferSize, pbBuffer);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI BmpFrameDecode_GetMetadataQueryReader(IWICBitmapFrameDecode *iface,
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IWICMetadataQueryReader **ppIMetadataQueryReader)
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{
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FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryReader);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI BmpFrameDecode_GetColorContexts(IWICBitmapFrameDecode *iface,
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UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
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{
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FIXME("(%p,%u,%p,%p): stub\n", iface, cCount, ppIColorContexts, pcActualCount);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI BmpFrameDecode_GetThumbnail(IWICBitmapFrameDecode *iface,
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IWICBitmapSource **ppIThumbnail)
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{
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FIXME("(%p,%p): stub\n", iface, ppIThumbnail);
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return E_NOTIMPL;
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}
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static const IWICBitmapFrameDecodeVtbl BmpFrameDecode_Vtbl = {
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BmpFrameDecode_QueryInterface,
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BmpFrameDecode_AddRef,
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BmpFrameDecode_Release,
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BmpFrameDecode_GetSize,
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BmpFrameDecode_GetPixelFormat,
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BmpFrameDecode_GetResolution,
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BmpFrameDecode_CopyPalette,
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BmpFrameDecode_CopyPixels,
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BmpFrameDecode_GetMetadataQueryReader,
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BmpFrameDecode_GetColorContexts,
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BmpFrameDecode_GetThumbnail
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};
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2009-06-10 22:40:27 +02:00
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typedef struct {
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const IWICBitmapDecoderVtbl *lpVtbl;
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LONG ref;
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2009-06-14 00:15:55 +02:00
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BOOL initialized;
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IStream *stream;
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BITMAPFILEHEADER bfh;
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BITMAPV5HEADER bih;
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2009-06-14 00:32:16 +02:00
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BmpFrameDecode *framedecode;
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2009-06-10 22:40:27 +02:00
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} BmpDecoder;
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2009-06-14 00:15:55 +02:00
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static HRESULT BmpDecoder_ReadHeaders(BmpDecoder* This, IStream *stream)
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{
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HRESULT hr;
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ULONG bytestoread, bytesread;
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if (This->initialized) return WINCODEC_ERR_WRONGSTATE;
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hr = IStream_Read(stream, &This->bfh, sizeof(BITMAPFILEHEADER), &bytesread);
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if (FAILED(hr)) return hr;
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if (bytesread != sizeof(BITMAPFILEHEADER) ||
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This->bfh.bfType != 0x4d42 /* "BM" */) return E_FAIL;
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hr = IStream_Read(stream, &This->bih.bV5Size, sizeof(DWORD), &bytesread);
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if (FAILED(hr)) return hr;
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if (bytesread != sizeof(DWORD) ||
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(This->bih.bV5Size != sizeof(BITMAPCOREHEADER) &&
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This->bih.bV5Size != sizeof(BITMAPCOREHEADER2) &&
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This->bih.bV5Size != sizeof(BITMAPINFOHEADER) &&
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This->bih.bV5Size != sizeof(BITMAPV4HEADER) &&
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This->bih.bV5Size != sizeof(BITMAPV5HEADER))) return E_FAIL;
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bytestoread = This->bih.bV5Size-sizeof(DWORD);
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hr = IStream_Read(stream, &This->bih.bV5Width, bytestoread, &bytesread);
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if (FAILED(hr)) return hr;
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if (bytestoread != bytesread) return E_FAIL;
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This->initialized = TRUE;
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return S_OK;
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}
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2009-06-30 10:22:52 +02:00
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static HRESULT WINAPI BmpDecoder_QueryInterface(IWICBitmapDecoder *iface, REFIID iid,
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2009-06-10 22:40:27 +02:00
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void **ppv)
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{
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BmpDecoder *This = (BmpDecoder*)iface;
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TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
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if (!ppv) return E_INVALIDARG;
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if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IWICBitmapDecoder, iid))
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{
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*ppv = This;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI BmpDecoder_AddRef(IWICBitmapDecoder *iface)
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{
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BmpDecoder *This = (BmpDecoder*)iface;
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI BmpDecoder_Release(IWICBitmapDecoder *iface)
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{
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BmpDecoder *This = (BmpDecoder*)iface;
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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if (ref == 0)
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2009-06-14 00:15:55 +02:00
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{
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if (This->stream) IStream_Release(This->stream);
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2009-06-14 00:32:16 +02:00
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if (This->framedecode) IUnknown_Release((IUnknown*)This->framedecode);
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2009-06-10 22:40:27 +02:00
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HeapFree(GetProcessHeap(), 0, This);
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2009-06-14 00:15:55 +02:00
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}
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2009-06-10 22:40:27 +02:00
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return ref;
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}
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static HRESULT WINAPI BmpDecoder_QueryCapability(IWICBitmapDecoder *iface, IStream *pIStream,
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DWORD *pdwCapability)
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{
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FIXME("(%p,%p,%p): stub\n", iface, pIStream, pdwCapability);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI BmpDecoder_Initialize(IWICBitmapDecoder *iface, IStream *pIStream,
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WICDecodeOptions cacheOptions)
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{
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2009-06-14 00:15:55 +02:00
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HRESULT hr;
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BmpDecoder *This = (BmpDecoder*)iface;
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hr = BmpDecoder_ReadHeaders(This, pIStream);
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if (SUCCEEDED(hr))
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{
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This->stream = pIStream;
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IStream_AddRef(pIStream);
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}
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return hr;
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2009-06-10 22:40:27 +02:00
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}
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static HRESULT WINAPI BmpDecoder_GetContainerFormat(IWICBitmapDecoder *iface,
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GUID *pguidContainerFormat)
|
|
|
|
{
|
2009-06-13 23:18:35 +02:00
|
|
|
memcpy(pguidContainerFormat, &GUID_ContainerFormatBmp, sizeof(GUID));
|
|
|
|
return S_OK;
|
2009-06-10 22:40:27 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
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)
|
|
|
|
{
|
2009-06-13 23:18:35 +02:00
|
|
|
*pCount = 1;
|
|
|
|
return S_OK;
|
2009-06-10 22:40:27 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static HRESULT WINAPI BmpDecoder_GetFrame(IWICBitmapDecoder *iface,
|
|
|
|
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
|
|
|
|
{
|
2009-06-14 00:32:16 +02:00
|
|
|
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;
|
2009-06-10 22:40:27 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
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;
|
2009-06-14 00:15:55 +02:00
|
|
|
This->initialized = FALSE;
|
|
|
|
This->stream = NULL;
|
2009-06-14 00:32:16 +02:00
|
|
|
This->framedecode = NULL;
|
2009-06-10 22:40:27 +02:00
|
|
|
|
|
|
|
ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
|
|
|
|
IUnknown_Release((IUnknown*)This);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|