mirror of
git://source.winehq.org/git/wine.git
synced 2024-10-31 11:26:10 +00:00
211 lines
5.6 KiB
C
211 lines
5.6 KiB
C
/*
|
|
* wincodecs_common.c - Functions shared with other WIC libraries.
|
|
*
|
|
* Copyright 2020 Esme Povirk
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#define COBJMACROS
|
|
|
|
#include <stdarg.h>
|
|
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "winternl.h"
|
|
#include "objbase.h"
|
|
|
|
#include "wincodecs_private.h"
|
|
|
|
#include "wine/debug.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
|
|
|
|
#include "wincodecs_common.h"
|
|
|
|
HRESULT configure_write_source(IWICBitmapFrameEncode *iface,
|
|
IWICBitmapSource *source, const WICRect *prc,
|
|
const WICPixelFormatGUID *format,
|
|
INT width, INT height, double xres, double yres)
|
|
{
|
|
UINT src_width, src_height;
|
|
HRESULT hr = S_OK;
|
|
|
|
if (width == 0 && height == 0)
|
|
{
|
|
if (prc)
|
|
{
|
|
if (prc->Width <= 0 || prc->Height <= 0) return E_INVALIDARG;
|
|
width = prc->Width;
|
|
height = prc->Height;
|
|
}
|
|
else
|
|
{
|
|
hr = IWICBitmapSource_GetSize(source, &src_width, &src_height);
|
|
if (FAILED(hr)) return hr;
|
|
if (src_width == 0 || src_height == 0) return E_INVALIDARG;
|
|
width = src_width;
|
|
height = src_height;
|
|
}
|
|
hr = IWICBitmapFrameEncode_SetSize(iface, (UINT)width, (UINT)height);
|
|
if (FAILED(hr)) return hr;
|
|
}
|
|
if (width == 0 || height == 0) return E_INVALIDARG;
|
|
|
|
if (!format)
|
|
{
|
|
WICPixelFormatGUID src_format;
|
|
|
|
hr = IWICBitmapSource_GetPixelFormat(source, &src_format);
|
|
if (FAILED(hr)) return hr;
|
|
|
|
hr = IWICBitmapFrameEncode_SetPixelFormat(iface, &src_format);
|
|
if (FAILED(hr)) return hr;
|
|
}
|
|
|
|
if (xres == 0.0 || yres == 0.0)
|
|
{
|
|
hr = IWICBitmapSource_GetResolution(source, &xres, &yres);
|
|
if (FAILED(hr)) return hr;
|
|
hr = IWICBitmapFrameEncode_SetResolution(iface, xres, yres);
|
|
if (FAILED(hr)) return hr;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT write_source(IWICBitmapFrameEncode *iface,
|
|
IWICBitmapSource *source, const WICRect *prc,
|
|
const WICPixelFormatGUID *format, UINT bpp, BOOL need_palette,
|
|
INT width, INT height)
|
|
{
|
|
IWICBitmapSource *converted_source;
|
|
HRESULT hr=S_OK;
|
|
WICRect rc;
|
|
UINT stride;
|
|
BYTE* pixeldata;
|
|
|
|
if (!prc)
|
|
{
|
|
UINT src_width, src_height;
|
|
hr = IWICBitmapSource_GetSize(source, &src_width, &src_height);
|
|
if (FAILED(hr)) return hr;
|
|
rc.X = 0;
|
|
rc.Y = 0;
|
|
rc.Width = src_width;
|
|
rc.Height = src_height;
|
|
prc = &rc;
|
|
}
|
|
|
|
if (prc->Width != width || prc->Height <= 0)
|
|
return E_INVALIDARG;
|
|
|
|
hr = WICConvertBitmapSource(format, source, &converted_source);
|
|
if (FAILED(hr))
|
|
{
|
|
ERR("Failed to convert source, target format %s, %#lx\n", debugstr_guid(format), hr);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
if (need_palette)
|
|
{
|
|
IWICImagingFactory *factory;
|
|
IWICPalette *palette;
|
|
|
|
hr = create_instance(&CLSID_WICImagingFactory, &IID_IWICImagingFactory, (void**)&factory);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IWICImagingFactory_CreatePalette(factory, &palette);
|
|
IWICImagingFactory_Release(factory);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IWICBitmapSource_CopyPalette(converted_source, palette);
|
|
|
|
if (SUCCEEDED(hr))
|
|
hr = IWICBitmapFrameEncode_SetPalette(iface, palette);
|
|
|
|
IWICPalette_Release(palette);
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
IWICBitmapSource_Release(converted_source);
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
stride = (bpp * width + 7)/8;
|
|
|
|
pixeldata = malloc(stride * prc->Height);
|
|
if (!pixeldata)
|
|
{
|
|
IWICBitmapSource_Release(converted_source);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
hr = IWICBitmapSource_CopyPixels(converted_source, prc, stride,
|
|
stride*prc->Height, pixeldata);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IWICBitmapFrameEncode_WritePixels(iface, prc->Height, stride,
|
|
stride*prc->Height, pixeldata);
|
|
}
|
|
|
|
free(pixeldata);
|
|
IWICBitmapSource_Release(converted_source);
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CDECL stream_getsize(IStream *stream, ULONGLONG *size)
|
|
{
|
|
STATSTG statstg;
|
|
HRESULT hr;
|
|
|
|
hr = IStream_Stat(stream, &statstg, STATFLAG_NONAME);
|
|
|
|
if (SUCCEEDED(hr))
|
|
*size = statstg.cbSize.QuadPart;
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CDECL stream_read(IStream *stream, void *buffer, ULONG read, ULONG *bytes_read)
|
|
{
|
|
return IStream_Read(stream, buffer, read, bytes_read);
|
|
}
|
|
|
|
HRESULT CDECL stream_seek(IStream *stream, LONGLONG ofs, DWORD origin, ULONGLONG *new_position)
|
|
{
|
|
HRESULT hr;
|
|
LARGE_INTEGER ofs_large;
|
|
ULARGE_INTEGER pos_large;
|
|
|
|
ofs_large.QuadPart = ofs;
|
|
hr = IStream_Seek(stream, ofs_large, origin, &pos_large);
|
|
if (new_position)
|
|
*new_position = pos_large.QuadPart;
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CDECL stream_write(IStream *stream, const void *buffer, ULONG write, ULONG *bytes_written)
|
|
{
|
|
return IStream_Write(stream, buffer, write, bytes_written);
|
|
}
|