mirror of
https://github.com/reactos/wine.git
synced 2024-11-25 20:59:54 +00:00
599 lines
18 KiB
C
599 lines
18 KiB
C
/*
|
|
* Microsoft Video-1 Decoder
|
|
* Copyright (C) 2003 the ffmpeg project
|
|
*
|
|
* Portions Copyright (C) 2004 Mike McCormack 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 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
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* @file msvideo1.c
|
|
* Microsoft Video-1 Decoder by Mike Melanson (melanson@pcisys.net)
|
|
* For more information about the MS Video-1 format, visit:
|
|
* http://www.pcisys.net/~melanson/codecs/
|
|
*
|
|
* This decoder outputs either PAL8 or RGB555 data, depending on the
|
|
* whether a RGB palette was passed through palctrl;
|
|
* if it's present, then the data is PAL8; RGB555 otherwise.
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "wingdi.h"
|
|
#include "winuser.h"
|
|
#include "commdlg.h"
|
|
#include "vfw.h"
|
|
#include "mmsystem.h"
|
|
#include "msvidc32_private.h"
|
|
|
|
#include "wine/debug.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(msvidc32);
|
|
|
|
static HINSTANCE MSVIDC32_hModule;
|
|
|
|
#define CRAM_MAGIC mmioFOURCC('C', 'R', 'A', 'M')
|
|
#define MSVC_MAGIC mmioFOURCC('M', 'S', 'V', 'C')
|
|
#define WHAM_MAGIC mmioFOURCC('W', 'H', 'A', 'M')
|
|
|
|
#define PALETTE_COUNT 256
|
|
#define LE_16(x) ((((const uint8_t *)(x))[1] << 8) | ((const uint8_t *)(x))[0])
|
|
|
|
/* FIXME - check the stream size */
|
|
#define CHECK_STREAM_PTR(n) \
|
|
if ((stream_ptr + n) > buf_size ) { \
|
|
WARN("stream_ptr out of bounds (%d >= %d)\n", \
|
|
stream_ptr + n, buf_size); \
|
|
return; \
|
|
}
|
|
|
|
typedef BYTE uint8_t;
|
|
|
|
typedef struct Msvideo1Context {
|
|
DWORD dwMagic;
|
|
int mode_8bit; /* if it's not 8-bit, it's 16-bit */
|
|
} Msvideo1Context;
|
|
|
|
static void
|
|
msvideo1_decode_8bit( int width, int height, const unsigned char *buf, int buf_size,
|
|
unsigned char *pixels, int stride)
|
|
{
|
|
int block_ptr, pixel_ptr;
|
|
int total_blocks;
|
|
int pixel_x, pixel_y; /* pixel width and height iterators */
|
|
int block_x, block_y; /* block width and height iterators */
|
|
int blocks_wide, blocks_high; /* width and height in 4x4 blocks */
|
|
int block_inc;
|
|
int row_dec;
|
|
|
|
/* decoding parameters */
|
|
int stream_ptr;
|
|
unsigned char byte_a, byte_b;
|
|
unsigned short flags;
|
|
int skip_blocks;
|
|
unsigned char colors[8];
|
|
|
|
stream_ptr = 0;
|
|
skip_blocks = 0;
|
|
blocks_wide = width / 4;
|
|
blocks_high = height / 4;
|
|
total_blocks = blocks_wide * blocks_high;
|
|
block_inc = 4;
|
|
row_dec = stride + 4;
|
|
|
|
for (block_y = blocks_high; block_y > 0; block_y--) {
|
|
block_ptr = ((block_y * 4) - 1) * stride;
|
|
for (block_x = blocks_wide; block_x > 0; block_x--) {
|
|
/* check if this block should be skipped */
|
|
if (skip_blocks) {
|
|
block_ptr += block_inc;
|
|
skip_blocks--;
|
|
total_blocks--;
|
|
continue;
|
|
}
|
|
|
|
pixel_ptr = block_ptr;
|
|
|
|
/* get the next two bytes in the encoded data stream */
|
|
CHECK_STREAM_PTR(2);
|
|
byte_a = buf[stream_ptr++];
|
|
byte_b = buf[stream_ptr++];
|
|
|
|
/* check if the decode is finished */
|
|
if ((byte_a == 0) && (byte_b == 0) && (total_blocks == 0))
|
|
return;
|
|
else if ((byte_b & 0xFC) == 0x84) {
|
|
/* skip code, but don't count the current block */
|
|
skip_blocks = ((byte_b - 0x84) << 8) + byte_a - 1;
|
|
} else if (byte_b < 0x80) {
|
|
/* 2-color encoding */
|
|
flags = (byte_b << 8) | byte_a;
|
|
|
|
CHECK_STREAM_PTR(2);
|
|
colors[0] = buf[stream_ptr++];
|
|
colors[1] = buf[stream_ptr++];
|
|
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
|
|
{
|
|
#if ORIGINAL
|
|
pixels[pixel_ptr++] = colors[(flags & 0x1) ^ 1];
|
|
#else
|
|
pixels[width*(height-(pixel_ptr/width)-1) +
|
|
pixel_ptr%width] =
|
|
colors[(flags & 0x1) ^ 1];
|
|
pixel_ptr++;
|
|
#endif
|
|
}
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
} else if (byte_b >= 0x90) {
|
|
/* 8-color encoding */
|
|
flags = (byte_b << 8) | byte_a;
|
|
|
|
CHECK_STREAM_PTR(8);
|
|
memcpy(colors, &buf[stream_ptr], 8);
|
|
stream_ptr += 8;
|
|
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
|
|
{
|
|
#if ORIGINAL
|
|
pixels[pixel_ptr++] =
|
|
colors[((pixel_y & 0x2) << 1) +
|
|
(pixel_x & 0x2) + ((flags & 0x1) ^ 1)];
|
|
#else
|
|
pixels[width*(height-(pixel_ptr/width)-1) +
|
|
pixel_ptr%width] =
|
|
colors[((pixel_y & 0x2) << 1) +
|
|
(pixel_x & 0x2) + ((flags & 0x1) ^ 1)];
|
|
pixel_ptr++;
|
|
#endif
|
|
}
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
} else {
|
|
/* 1-color encoding */
|
|
colors[0] = byte_a;
|
|
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++)
|
|
{
|
|
#if ORIGINAL
|
|
pixels[pixel_ptr++] = colors[0];
|
|
#else
|
|
pixels[width*(height-(pixel_ptr/width)-1) +
|
|
pixel_ptr%width] = colors[0];
|
|
pixel_ptr++;
|
|
#endif
|
|
}
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
}
|
|
|
|
block_ptr += block_inc;
|
|
total_blocks--;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
msvideo1_decode_16bit( int width, int height, const unsigned char *buf, int buf_size,
|
|
unsigned short *pixels, int stride)
|
|
{
|
|
int block_ptr, pixel_ptr;
|
|
int total_blocks;
|
|
int pixel_x, pixel_y; /* pixel width and height iterators */
|
|
int block_x, block_y; /* block width and height iterators */
|
|
int blocks_wide, blocks_high; /* width and height in 4x4 blocks */
|
|
int block_inc;
|
|
int row_dec;
|
|
|
|
/* decoding parameters */
|
|
int stream_ptr;
|
|
unsigned char byte_a, byte_b;
|
|
unsigned short flags;
|
|
int skip_blocks;
|
|
unsigned short colors[8];
|
|
|
|
stream_ptr = 0;
|
|
skip_blocks = 0;
|
|
blocks_wide = width / 4;
|
|
blocks_high = height / 4;
|
|
total_blocks = blocks_wide * blocks_high;
|
|
block_inc = 4;
|
|
row_dec = stride + 4;
|
|
|
|
for (block_y = blocks_high; block_y > 0; block_y--) {
|
|
block_ptr = ((block_y * 4) - 1) * stride;
|
|
for (block_x = blocks_wide; block_x > 0; block_x--) {
|
|
/* check if this block should be skipped */
|
|
if (skip_blocks) {
|
|
block_ptr += block_inc;
|
|
skip_blocks--;
|
|
total_blocks--;
|
|
continue;
|
|
}
|
|
|
|
pixel_ptr = block_ptr;
|
|
|
|
/* get the next two bytes in the encoded data stream */
|
|
CHECK_STREAM_PTR(2);
|
|
byte_a = buf[stream_ptr++];
|
|
byte_b = buf[stream_ptr++];
|
|
|
|
/* check if the decode is finished */
|
|
if ((byte_a == 0) && (byte_b == 0) && (total_blocks == 0)) {
|
|
return;
|
|
} else if ((byte_b & 0xFC) == 0x84) {
|
|
/* skip code, but don't count the current block */
|
|
skip_blocks = ((byte_b - 0x84) << 8) + byte_a - 1;
|
|
} else if (byte_b < 0x80) {
|
|
/* 2- or 8-color encoding modes */
|
|
flags = (byte_b << 8) | byte_a;
|
|
|
|
CHECK_STREAM_PTR(4);
|
|
colors[0] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[1] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
|
|
if (colors[0] & 0x8000) {
|
|
/* 8-color encoding */
|
|
CHECK_STREAM_PTR(12);
|
|
colors[2] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[3] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[4] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[5] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[6] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
colors[7] = LE_16(&buf[stream_ptr]);
|
|
stream_ptr += 2;
|
|
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
|
|
pixels[pixel_ptr++] =
|
|
colors[((pixel_y & 0x2) << 1) +
|
|
(pixel_x & 0x2) + ((flags & 0x1) ^ 1)];
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
} else {
|
|
/* 2-color encoding */
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
|
|
pixels[pixel_ptr++] = colors[(flags & 0x1) ^ 1];
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
}
|
|
} else {
|
|
/* otherwise, it's a 1-color block */
|
|
colors[0] = (byte_b << 8) | byte_a;
|
|
|
|
for (pixel_y = 0; pixel_y < 4; pixel_y++) {
|
|
for (pixel_x = 0; pixel_x < 4; pixel_x++)
|
|
pixels[pixel_ptr++] = colors[0];
|
|
pixel_ptr -= row_dec;
|
|
}
|
|
}
|
|
|
|
block_ptr += block_inc;
|
|
total_blocks--;
|
|
}
|
|
}
|
|
}
|
|
|
|
static LRESULT
|
|
CRAM_DecompressQuery( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
|
|
{
|
|
TRACE("ICM_DECOMPRESS_QUERY %p %p %p\n", info, in, out);
|
|
|
|
if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
|
|
return ICERR_BADPARAM;
|
|
|
|
TRACE("planes = %d\n", in->bmiHeader.biPlanes );
|
|
TRACE("bpp = %d\n", in->bmiHeader.biBitCount );
|
|
TRACE("height = %d\n", in->bmiHeader.biHeight );
|
|
TRACE("width = %d\n", in->bmiHeader.biWidth );
|
|
TRACE("compr = %x\n", in->bmiHeader.biCompression );
|
|
|
|
if( ( in->bmiHeader.biCompression != CRAM_MAGIC ) &&
|
|
( in->bmiHeader.biCompression != MSVC_MAGIC ) &&
|
|
( in->bmiHeader.biCompression != WHAM_MAGIC ) )
|
|
return ICERR_UNSUPPORTED;
|
|
|
|
if( ( in->bmiHeader.biBitCount != 16 ) &&
|
|
( in->bmiHeader.biBitCount != 8 ) )
|
|
{
|
|
TRACE("can't do %d bpp\n", in->bmiHeader.biBitCount );
|
|
return ICERR_UNSUPPORTED;
|
|
}
|
|
|
|
/* output must be same dimensions as input */
|
|
if( out )
|
|
{
|
|
if( in->bmiHeader.biBitCount != out->bmiHeader.biBitCount )
|
|
return ICERR_UNSUPPORTED;
|
|
if( in->bmiHeader.biPlanes != out->bmiHeader.biPlanes )
|
|
return ICERR_UNSUPPORTED;
|
|
if( in->bmiHeader.biHeight != out->bmiHeader.biHeight )
|
|
return ICERR_UNSUPPORTED;
|
|
if( in->bmiHeader.biWidth != out->bmiHeader.biWidth )
|
|
return ICERR_UNSUPPORTED;
|
|
}
|
|
|
|
TRACE("OK!\n");
|
|
|
|
return ICERR_OK;
|
|
}
|
|
|
|
static LRESULT
|
|
CRAM_DecompressGetFormat( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
|
|
{
|
|
DWORD size;
|
|
|
|
TRACE("ICM_DECOMPRESS_GETFORMAT %p %p %p\n", info, in, out);
|
|
|
|
if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
|
|
return ICERR_BADPARAM;
|
|
|
|
size = in->bmiHeader.biSize;
|
|
if (in->bmiHeader.biBitCount <= 8)
|
|
size += in->bmiHeader.biClrUsed * sizeof(RGBQUAD);
|
|
|
|
if( out )
|
|
{
|
|
memcpy( out, in, size );
|
|
out->bmiHeader.biCompression = BI_RGB;
|
|
out->bmiHeader.biSizeImage = in->bmiHeader.biHeight
|
|
* in->bmiHeader.biWidth *4;
|
|
return ICERR_OK;
|
|
}
|
|
|
|
return size;
|
|
}
|
|
|
|
static LRESULT CRAM_DecompressBegin( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
|
|
{
|
|
TRACE("ICM_DECOMPRESS_BEGIN %p %p %p\n", info, in, out);
|
|
|
|
if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
|
|
return ICERR_BADPARAM;
|
|
|
|
TRACE("bitmap is %d bpp\n", in->bmiHeader.biBitCount);
|
|
if( in->bmiHeader.biBitCount == 8 )
|
|
info->mode_8bit = 1;
|
|
else if( in->bmiHeader.biBitCount == 16 )
|
|
info->mode_8bit = 0;
|
|
else
|
|
{
|
|
ERR("Bad output format\n");
|
|
return ICERR_BADPARAM;
|
|
}
|
|
|
|
return ICERR_OK;
|
|
}
|
|
|
|
static LRESULT CRAM_Decompress( Msvideo1Context *info, ICDECOMPRESS *icd, DWORD size )
|
|
{
|
|
LONG width, height, stride, sz;
|
|
WORD bit_per_pixel;
|
|
|
|
TRACE("ICM_DECOMPRESS %p %p %d\n", info, icd, size);
|
|
|
|
if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
|
|
return ICERR_BADPARAM;
|
|
|
|
/* FIXME: flags are ignored */
|
|
|
|
width = icd->lpbiInput->biWidth;
|
|
height = icd->lpbiInput->biHeight;
|
|
bit_per_pixel = icd->lpbiInput->biBitCount;
|
|
stride = width*bit_per_pixel/8;
|
|
sz = icd->lpbiInput->biSizeImage;
|
|
|
|
if (info->mode_8bit)
|
|
{
|
|
msvideo1_decode_8bit( width, height, icd->lpInput, sz,
|
|
icd->lpOutput, stride);
|
|
}
|
|
else
|
|
{
|
|
msvideo1_decode_16bit( width, height, icd->lpInput, sz,
|
|
icd->lpOutput, stride);
|
|
}
|
|
|
|
return ICERR_OK;
|
|
}
|
|
|
|
static LRESULT CRAM_DecompressEx( Msvideo1Context *info, ICDECOMPRESSEX *icd, DWORD size )
|
|
{
|
|
LONG width, height, stride, sz;
|
|
WORD bit_per_pixel;
|
|
|
|
TRACE("ICM_DECOMPRESSEX %p %p %d\n", info, icd, size);
|
|
|
|
if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
|
|
return ICERR_BADPARAM;
|
|
|
|
/* FIXME: flags are ignored */
|
|
|
|
width = icd->lpbiSrc->biWidth;
|
|
height = icd->lpbiSrc->biHeight;
|
|
bit_per_pixel = icd->lpbiSrc->biBitCount;
|
|
stride = width*bit_per_pixel/8;
|
|
sz = icd->lpbiSrc->biSizeImage;
|
|
|
|
if (info->mode_8bit)
|
|
{
|
|
msvideo1_decode_8bit( width, height, icd->lpSrc, sz,
|
|
icd->lpDst, stride);
|
|
}
|
|
else
|
|
{
|
|
msvideo1_decode_16bit( width, height, icd->lpSrc, sz,
|
|
icd->lpDst, stride);
|
|
}
|
|
|
|
return ICERR_OK;
|
|
}
|
|
|
|
static LRESULT CRAM_GetInfo( const Msvideo1Context *info, ICINFO *icinfo, DWORD dwSize )
|
|
{
|
|
if (!icinfo) return sizeof(ICINFO);
|
|
if (dwSize < sizeof(ICINFO)) return 0;
|
|
|
|
icinfo->dwSize = sizeof(ICINFO);
|
|
icinfo->fccType = ICTYPE_VIDEO;
|
|
icinfo->fccHandler = info ? info->dwMagic : CRAM_MAGIC;
|
|
icinfo->dwFlags = 0;
|
|
icinfo->dwVersion = ICVERSION;
|
|
icinfo->dwVersionICM = ICVERSION;
|
|
|
|
LoadStringW(MSVIDC32_hModule, IDS_NAME, icinfo->szName, sizeof(icinfo->szName)/sizeof(WCHAR));
|
|
LoadStringW(MSVIDC32_hModule, IDS_DESCRIPTION, icinfo->szDescription, sizeof(icinfo->szDescription)/sizeof(WCHAR));
|
|
/* msvfw32 will fill icinfo->szDriver for us */
|
|
|
|
return sizeof(ICINFO);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* DriverProc (MSVIDC32.@)
|
|
*/
|
|
LRESULT WINAPI CRAM_DriverProc( DWORD_PTR dwDriverId, HDRVR hdrvr, UINT msg,
|
|
LPARAM lParam1, LPARAM lParam2 )
|
|
{
|
|
Msvideo1Context *info = (Msvideo1Context *) dwDriverId;
|
|
LRESULT r = ICERR_UNSUPPORTED;
|
|
|
|
TRACE("%ld %p %04x %08lx %08lx\n", dwDriverId, hdrvr, msg, lParam1, lParam2);
|
|
|
|
switch( msg )
|
|
{
|
|
case DRV_LOAD:
|
|
TRACE("Loaded\n");
|
|
r = 1;
|
|
break;
|
|
|
|
case DRV_ENABLE:
|
|
break;
|
|
|
|
case DRV_OPEN:
|
|
{
|
|
ICINFO *icinfo = (ICINFO *)lParam2;
|
|
|
|
TRACE("Opened\n");
|
|
|
|
if (icinfo && icinfo->fccType != ICTYPE_VIDEO) return 0;
|
|
|
|
info = HeapAlloc( GetProcessHeap(), 0, sizeof (Msvideo1Context) );
|
|
if( info )
|
|
{
|
|
memset( info, 0, sizeof info );
|
|
info->dwMagic = CRAM_MAGIC;
|
|
}
|
|
r = (LRESULT) info;
|
|
break;
|
|
}
|
|
|
|
case DRV_CLOSE:
|
|
HeapFree( GetProcessHeap(), 0, info );
|
|
break;
|
|
|
|
case DRV_DISABLE:
|
|
break;
|
|
|
|
case DRV_FREE:
|
|
break;
|
|
|
|
case ICM_GETINFO:
|
|
r = CRAM_GetInfo( info, (ICINFO *)lParam1, (DWORD)lParam2 );
|
|
break;
|
|
|
|
case ICM_DECOMPRESS_QUERY:
|
|
r = CRAM_DecompressQuery( info, (LPBITMAPINFO) lParam1,
|
|
(LPBITMAPINFO) lParam2 );
|
|
break;
|
|
|
|
case ICM_DECOMPRESS_GET_FORMAT:
|
|
r = CRAM_DecompressGetFormat( info, (LPBITMAPINFO) lParam1,
|
|
(LPBITMAPINFO) lParam2 );
|
|
break;
|
|
|
|
case ICM_DECOMPRESS_GET_PALETTE:
|
|
FIXME("ICM_DECOMPRESS_GET_PALETTE\n");
|
|
break;
|
|
|
|
case ICM_DECOMPRESSEX_QUERY:
|
|
FIXME("ICM_DECOMPRESSEX_QUERY\n");
|
|
break;
|
|
|
|
case ICM_DECOMPRESS:
|
|
r = CRAM_Decompress( info, (ICDECOMPRESS*) lParam1,
|
|
(DWORD) lParam2 );
|
|
break;
|
|
|
|
case ICM_DECOMPRESS_BEGIN:
|
|
r = CRAM_DecompressBegin( info, (LPBITMAPINFO) lParam1,
|
|
(LPBITMAPINFO) lParam2 );
|
|
break;
|
|
|
|
case ICM_DECOMPRESSEX:
|
|
r = CRAM_DecompressEx( info, (ICDECOMPRESSEX*) lParam1,
|
|
(DWORD) lParam2 );
|
|
break;
|
|
|
|
case ICM_COMPRESS_QUERY:
|
|
FIXME("compression not implemented\n");
|
|
r = ICERR_BADFORMAT;
|
|
break;
|
|
|
|
case ICM_CONFIGURE:
|
|
r = ICERR_UNSUPPORTED;
|
|
break;
|
|
|
|
default:
|
|
FIXME("Unknown message: %04x %ld %ld\n", msg, lParam1, lParam2);
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* DllMain
|
|
*/
|
|
BOOL WINAPI DllMain(HINSTANCE hModule, DWORD dwReason, LPVOID lpReserved)
|
|
{
|
|
TRACE("(%p,%d,%p)\n", hModule, dwReason, lpReserved);
|
|
|
|
switch (dwReason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
DisableThreadLibraryCalls(hModule);
|
|
MSVIDC32_hModule = hModule;
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|