Sweden-Number/dlls/windowscodecs/bmpencode.c

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/*
* 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 "wincodecs_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
struct bmp_pixelformat {
const WICPixelFormatGUID *guid;
UINT bpp;
DWORD compression;
DWORD redmask;
DWORD greenmask;
DWORD bluemask;
DWORD alphamask;
};
static const struct bmp_pixelformat formats[] = {
{&GUID_WICPixelFormat24bppBGR, 24, BI_RGB},
{&GUID_WICPixelFormat16bppBGR555, 16, BI_RGB},
{&GUID_WICPixelFormat16bppBGR565, 16, BI_BITFIELDS, 0xf800, 0x7e0, 0x1f, 0},
{&GUID_WICPixelFormat32bppBGR, 32, BI_RGB},
#if 0
/* Windows doesn't seem to support this one. */
{&GUID_WICPixelFormat32bppBGRA, 32, BI_BITFIELDS, 0xff0000, 0xff00, 0xff, 0xff000000},
#endif
{NULL}
};
typedef struct BmpFrameEncode {
IWICBitmapFrameEncode IWICBitmapFrameEncode_iface;
LONG ref;
IStream *stream;
BOOL initialized;
UINT width, height;
BYTE *bits;
const struct bmp_pixelformat *format;
double xres, yres;
UINT lineswritten;
UINT stride;
WICColor palette[256];
UINT colors;
BOOL committed;
} BmpFrameEncode;
static inline BmpFrameEncode *impl_from_IWICBitmapFrameEncode(IWICBitmapFrameEncode *iface)
{
return CONTAINING_RECORD(iface, BmpFrameEncode, IWICBitmapFrameEncode_iface);
}
static HRESULT WINAPI BmpFrameEncode_QueryInterface(IWICBitmapFrameEncode *iface, REFIID iid,
void **ppv)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, iid) ||
IsEqualIID(&IID_IWICBitmapFrameEncode, iid))
{
*ppv = &This->IWICBitmapFrameEncode_iface;
}
else
{
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI BmpFrameEncode_AddRef(IWICBitmapFrameEncode *iface)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
return ref;
}
static ULONG WINAPI BmpFrameEncode_Release(IWICBitmapFrameEncode *iface)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
if (ref == 0)
{
if (This->stream) IStream_Release(This->stream);
HeapFree(GetProcessHeap(), 0, This->bits);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static HRESULT WINAPI BmpFrameEncode_Initialize(IWICBitmapFrameEncode *iface,
IPropertyBag2 *pIEncoderOptions)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
TRACE("(%p,%p)\n", iface, pIEncoderOptions);
if (This->initialized) return WINCODEC_ERR_WRONGSTATE;
This->initialized = TRUE;
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_SetSize(IWICBitmapFrameEncode *iface,
UINT uiWidth, UINT uiHeight)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
TRACE("(%p,%u,%u)\n", iface, uiWidth, uiHeight);
if (!This->initialized || This->bits) return WINCODEC_ERR_WRONGSTATE;
This->width = uiWidth;
This->height = uiHeight;
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_SetResolution(IWICBitmapFrameEncode *iface,
double dpiX, double dpiY)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
TRACE("(%p,%0.2f,%0.2f)\n", iface, dpiX, dpiY);
if (!This->initialized || This->bits) return WINCODEC_ERR_WRONGSTATE;
This->xres = dpiX;
This->yres = dpiY;
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_SetPixelFormat(IWICBitmapFrameEncode *iface,
WICPixelFormatGUID *pPixelFormat)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
int i;
TRACE("(%p,%s)\n", iface, debugstr_guid(pPixelFormat));
if (!This->initialized || This->bits) return WINCODEC_ERR_WRONGSTATE;
for (i=0; formats[i].guid; i++)
{
if (memcmp(formats[i].guid, pPixelFormat, sizeof(GUID)) == 0)
break;
}
if (!formats[i].guid) i = 0;
This->format = &formats[i];
memcpy(pPixelFormat, This->format->guid, sizeof(GUID));
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_SetColorContexts(IWICBitmapFrameEncode *iface,
UINT cCount, IWICColorContext **ppIColorContext)
{
FIXME("(%p,%u,%p): stub\n", iface, cCount, ppIColorContext);
return E_NOTIMPL;
}
static HRESULT WINAPI BmpFrameEncode_SetPalette(IWICBitmapFrameEncode *iface,
IWICPalette *palette)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
TRACE("(%p,%p)\n", iface, palette);
if (!palette) return E_INVALIDARG;
if (!This->initialized)
return WINCODEC_ERR_NOTINITIALIZED;
return IWICPalette_GetColors(palette, 256, This->palette, &This->colors);
}
static HRESULT WINAPI BmpFrameEncode_SetThumbnail(IWICBitmapFrameEncode *iface,
IWICBitmapSource *pIThumbnail)
{
FIXME("(%p,%p): stub\n", iface, pIThumbnail);
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
}
static HRESULT BmpFrameEncode_AllocateBits(BmpFrameEncode *This)
{
if (!This->bits)
{
if (!This->initialized || !This->width || !This->height || !This->format)
return WINCODEC_ERR_WRONGSTATE;
This->stride = (((This->width * This->format->bpp)+31)/32)*4;
This->bits = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->stride * This->height);
if (!This->bits) return E_OUTOFMEMORY;
}
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_WritePixels(IWICBitmapFrameEncode *iface,
UINT lineCount, UINT cbStride, UINT cbBufferSize, BYTE *pbPixels)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
HRESULT hr;
WICRect rc;
TRACE("(%p,%u,%u,%u,%p)\n", iface, lineCount, cbStride, cbBufferSize, pbPixels);
if (!This->initialized || !This->width || !This->height || !This->format)
return WINCODEC_ERR_WRONGSTATE;
hr = BmpFrameEncode_AllocateBits(This);
if (FAILED(hr)) return hr;
rc.X = 0;
rc.Y = 0;
rc.Width = This->width;
rc.Height = lineCount;
hr = copy_pixels(This->format->bpp, pbPixels, This->width, lineCount, cbStride,
&rc, This->stride, This->stride*(This->height-This->lineswritten),
This->bits + This->stride*This->lineswritten);
if (SUCCEEDED(hr))
This->lineswritten += lineCount;
return hr;
}
static HRESULT WINAPI BmpFrameEncode_WriteSource(IWICBitmapFrameEncode *iface,
IWICBitmapSource *pIBitmapSource, WICRect *prc)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
HRESULT hr;
TRACE("(%p,%p,%p)\n", iface, pIBitmapSource, prc);
if (!This->initialized)
return WINCODEC_ERR_WRONGSTATE;
hr = configure_write_source(iface, pIBitmapSource, prc,
This->format ? This->format->guid : NULL, This->width, This->height,
This->xres, This->yres);
if (SUCCEEDED(hr))
{
hr = write_source(iface, pIBitmapSource, prc,
This->format->guid, This->format->bpp, This->width, This->height);
}
return hr;
}
static HRESULT WINAPI BmpFrameEncode_Commit(IWICBitmapFrameEncode *iface)
{
BmpFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
BITMAPFILEHEADER bfh;
BITMAPV5HEADER bih;
UINT info_size;
LARGE_INTEGER pos;
ULONG byteswritten;
HRESULT hr;
TRACE("(%p)\n", iface);
if (!This->bits || This->committed || This->height != This->lineswritten)
return WINCODEC_ERR_WRONGSTATE;
bfh.bfType = 0x4d42; /* "BM" */
bfh.bfReserved1 = 0;
bfh.bfReserved2 = 0;
bih.bV5Size = info_size = sizeof(BITMAPINFOHEADER);
bih.bV5Width = This->width;
bih.bV5Height = -This->height; /* top-down bitmap */
bih.bV5Planes = 1;
bih.bV5BitCount = This->format->bpp;
bih.bV5Compression = This->format->compression;
bih.bV5SizeImage = This->stride*This->height;
bih.bV5XPelsPerMeter = (This->xres+0.0127) / 0.0254;
bih.bV5YPelsPerMeter = (This->yres+0.0127) / 0.0254;
bih.bV5ClrUsed = 0;
bih.bV5ClrImportant = 0;
if (This->format->compression == BI_BITFIELDS)
{
if (This->format->alphamask)
bih.bV5Size = info_size = sizeof(BITMAPV4HEADER);
else
info_size = sizeof(BITMAPINFOHEADER)+12;
bih.bV5RedMask = This->format->redmask;
bih.bV5GreenMask = This->format->greenmask;
bih.bV5BlueMask = This->format->bluemask;
bih.bV5AlphaMask = This->format->alphamask;
bih.bV5CSType = LCS_DEVICE_RGB;
}
bfh.bfSize = sizeof(BITMAPFILEHEADER) + info_size + bih.bV5SizeImage;
bfh.bfOffBits = sizeof(BITMAPFILEHEADER) + info_size;
pos.QuadPart = 0;
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hr = IStream_Seek(This->stream, pos, STREAM_SEEK_SET, NULL);
if (FAILED(hr)) return hr;
hr = IStream_Write(This->stream, &bfh, sizeof(BITMAPFILEHEADER), &byteswritten);
if (FAILED(hr)) return hr;
if (byteswritten != sizeof(BITMAPFILEHEADER)) return E_FAIL;
hr = IStream_Write(This->stream, &bih, info_size, &byteswritten);
if (FAILED(hr)) return hr;
if (byteswritten != info_size) return E_FAIL;
hr = IStream_Write(This->stream, This->bits, bih.bV5SizeImage, &byteswritten);
if (FAILED(hr)) return hr;
if (byteswritten != bih.bV5SizeImage) return E_FAIL;
This->committed = TRUE;
return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_GetMetadataQueryWriter(IWICBitmapFrameEncode *iface,
IWICMetadataQueryWriter **ppIMetadataQueryWriter)
{
FIXME("(%p, %p): stub\n", iface, ppIMetadataQueryWriter);
return E_NOTIMPL;
}
static const IWICBitmapFrameEncodeVtbl BmpFrameEncode_Vtbl = {
BmpFrameEncode_QueryInterface,
BmpFrameEncode_AddRef,
BmpFrameEncode_Release,
BmpFrameEncode_Initialize,
BmpFrameEncode_SetSize,
BmpFrameEncode_SetResolution,
BmpFrameEncode_SetPixelFormat,
BmpFrameEncode_SetColorContexts,
BmpFrameEncode_SetPalette,
BmpFrameEncode_SetThumbnail,
BmpFrameEncode_WritePixels,
BmpFrameEncode_WriteSource,
BmpFrameEncode_Commit,
BmpFrameEncode_GetMetadataQueryWriter
};
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typedef struct BmpEncoder {
IWICBitmapEncoder IWICBitmapEncoder_iface;
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LONG ref;
IStream *stream;
BmpFrameEncode *frame;
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} BmpEncoder;
static inline BmpEncoder *impl_from_IWICBitmapEncoder(IWICBitmapEncoder *iface)
{
return CONTAINING_RECORD(iface, BmpEncoder, IWICBitmapEncoder_iface);
}
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static HRESULT WINAPI BmpEncoder_QueryInterface(IWICBitmapEncoder *iface, REFIID iid,
void **ppv)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
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TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, iid) ||
IsEqualIID(&IID_IWICBitmapEncoder, iid))
{
*ppv = &This->IWICBitmapEncoder_iface;
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}
else
{
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI BmpEncoder_AddRef(IWICBitmapEncoder *iface)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
return ref;
}
static ULONG WINAPI BmpEncoder_Release(IWICBitmapEncoder *iface)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
if (ref == 0)
{
if (This->stream) IStream_Release(This->stream);
if (This->frame) IWICBitmapFrameEncode_Release(&This->frame->IWICBitmapFrameEncode_iface);
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HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static HRESULT WINAPI BmpEncoder_Initialize(IWICBitmapEncoder *iface,
IStream *pIStream, WICBitmapEncoderCacheOption cacheOption)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
TRACE("(%p,%p,%u)\n", iface, pIStream, cacheOption);
IStream_AddRef(pIStream);
This->stream = pIStream;
return S_OK;
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}
static HRESULT WINAPI BmpEncoder_GetContainerFormat(IWICBitmapEncoder *iface,
GUID *pguidContainerFormat)
{
memcpy(pguidContainerFormat, &GUID_ContainerFormatBmp, sizeof(GUID));
return S_OK;
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}
static HRESULT WINAPI BmpEncoder_GetEncoderInfo(IWICBitmapEncoder *iface,
IWICBitmapEncoderInfo **ppIEncoderInfo)
{
FIXME("(%p,%p): stub\n", iface, ppIEncoderInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI BmpEncoder_SetColorContexts(IWICBitmapEncoder *iface,
UINT cCount, IWICColorContext **ppIColorContext)
{
FIXME("(%p,%u,%p): stub\n", iface, cCount, ppIColorContext);
return E_NOTIMPL;
}
static HRESULT WINAPI BmpEncoder_SetPalette(IWICBitmapEncoder *iface, IWICPalette *palette)
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{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
TRACE("(%p,%p)\n", iface, palette);
return This->stream ? WINCODEC_ERR_UNSUPPORTEDOPERATION : WINCODEC_ERR_NOTINITIALIZED;
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}
static HRESULT WINAPI BmpEncoder_SetThumbnail(IWICBitmapEncoder *iface, IWICBitmapSource *pIThumbnail)
{
TRACE("(%p,%p)\n", iface, pIThumbnail);
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
}
static HRESULT WINAPI BmpEncoder_SetPreview(IWICBitmapEncoder *iface, IWICBitmapSource *pIPreview)
{
TRACE("(%p,%p)\n", iface, pIPreview);
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
}
static HRESULT WINAPI BmpEncoder_CreateNewFrame(IWICBitmapEncoder *iface,
IWICBitmapFrameEncode **ppIFrameEncode, IPropertyBag2 **ppIEncoderOptions)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
BmpFrameEncode *encode;
HRESULT hr;
TRACE("(%p,%p,%p)\n", iface, ppIFrameEncode, ppIEncoderOptions);
if (This->frame) return WINCODEC_ERR_UNSUPPORTEDOPERATION;
if (!This->stream) return WINCODEC_ERR_NOTINITIALIZED;
hr = CreatePropertyBag2(NULL, 0, ppIEncoderOptions);
if (FAILED(hr)) return hr;
encode = HeapAlloc(GetProcessHeap(), 0, sizeof(BmpFrameEncode));
if (!encode)
{
IPropertyBag2_Release(*ppIEncoderOptions);
*ppIEncoderOptions = NULL;
return E_OUTOFMEMORY;
}
encode->IWICBitmapFrameEncode_iface.lpVtbl = &BmpFrameEncode_Vtbl;
encode->ref = 2;
IStream_AddRef(This->stream);
encode->stream = This->stream;
encode->initialized = FALSE;
encode->width = 0;
encode->height = 0;
encode->bits = NULL;
encode->format = NULL;
encode->xres = 0.0;
encode->yres = 0.0;
encode->lineswritten = 0;
encode->colors = 0;
encode->committed = FALSE;
*ppIFrameEncode = &encode->IWICBitmapFrameEncode_iface;
This->frame = encode;
return S_OK;
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}
static HRESULT WINAPI BmpEncoder_Commit(IWICBitmapEncoder *iface)
{
BmpEncoder *This = impl_from_IWICBitmapEncoder(iface);
TRACE("(%p)\n", iface);
if (!This->frame || !This->frame->committed) return WINCODEC_ERR_WRONGSTATE;
return S_OK;
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}
static HRESULT WINAPI BmpEncoder_GetMetadataQueryWriter(IWICBitmapEncoder *iface,
IWICMetadataQueryWriter **ppIMetadataQueryWriter)
{
FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryWriter);
return E_NOTIMPL;
}
static const IWICBitmapEncoderVtbl BmpEncoder_Vtbl = {
BmpEncoder_QueryInterface,
BmpEncoder_AddRef,
BmpEncoder_Release,
BmpEncoder_Initialize,
BmpEncoder_GetContainerFormat,
BmpEncoder_GetEncoderInfo,
BmpEncoder_SetColorContexts,
BmpEncoder_SetPalette,
BmpEncoder_SetThumbnail,
BmpEncoder_SetPreview,
BmpEncoder_CreateNewFrame,
BmpEncoder_Commit,
BmpEncoder_GetMetadataQueryWriter
};
HRESULT BmpEncoder_CreateInstance(REFIID iid, void** ppv)
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{
BmpEncoder *This;
HRESULT ret;
TRACE("(%s,%p)\n", debugstr_guid(iid), ppv);
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*ppv = NULL;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(BmpEncoder));
if (!This) return E_OUTOFMEMORY;
This->IWICBitmapEncoder_iface.lpVtbl = &BmpEncoder_Vtbl;
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This->ref = 1;
This->stream = NULL;
This->frame = NULL;
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ret = IWICBitmapEncoder_QueryInterface(&This->IWICBitmapEncoder_iface, iid, ppv);
IWICBitmapEncoder_Release(&This->IWICBitmapEncoder_iface);
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return ret;
}