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e0b67a2990
CRAM_MAGIC is being used to validate the info context structure contents
when the driver routines are being called, so partially revert 8be912147.
Just report "MSVC" as the main FourCC handler in CRAM_GetInfo() instead.
CORE-19453 CORE-15382
682 lines
21 KiB
C
682 lines
21 KiB
C
/*
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* Microsoft Video-1 Decoder
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* Copyright (C) 2003 the ffmpeg project
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*
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* Portions Copyright (C) 2004 Mike McCormack 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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*/
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/**
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* @file msvideo1.c
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* Microsoft Video-1 Decoder by Mike Melanson (melanson@pcisys.net)
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* For more information about the MS Video-1 format, visit:
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* http://www.pcisys.net/~melanson/codecs/
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*
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* This decoder outputs either PAL8 or RGB555 data, depending on the
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* whether a RGB palette was passed through palctrl;
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* if it's present, then the data is PAL8; RGB555 otherwise.
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*/
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "commdlg.h"
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#include "vfw.h"
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#include "mmsystem.h"
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#include "msvidc32_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msvidc32);
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static HINSTANCE MSVIDC32_hModule;
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#define CRAM_MAGIC mmioFOURCC('C', 'R', 'A', 'M')
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#define MSVC_MAGIC mmioFOURCC('M', 'S', 'V', 'C')
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#define WHAM_MAGIC mmioFOURCC('W', 'H', 'A', 'M')
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#define compare_fourcc(fcc1, fcc2) (((fcc1)^(fcc2))&~0x20202020)
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#define PALETTE_COUNT 256
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#define LE_16(x) ((((const uint8_t *)(x))[1] << 8) | ((const uint8_t *)(x))[0])
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/* FIXME - check the stream size */
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#define CHECK_STREAM_PTR(n) \
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if ((stream_ptr + n) > buf_size ) { \
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WARN("stream_ptr out of bounds (%d >= %d)\n", \
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stream_ptr + n, buf_size); \
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return; \
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}
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typedef BYTE uint8_t;
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typedef struct Msvideo1Context {
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DWORD dwMagic;
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int depth;
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} Msvideo1Context;
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static inline int get_stride(int width, int depth)
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{
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return ((depth * width + 31) >> 3) & ~3;
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}
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static void
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msvideo1_decode_8bit( int width, int height, const unsigned char *buf, int buf_size,
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unsigned char *pixels, int stride)
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{
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int block_ptr, pixel_ptr;
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int total_blocks;
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int pixel_x, pixel_y; /* pixel width and height iterators */
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int block_x, block_y; /* block width and height iterators */
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int blocks_wide, blocks_high; /* width and height in 4x4 blocks */
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int block_inc;
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int row_dec;
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/* decoding parameters */
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int stream_ptr;
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unsigned char byte_a, byte_b;
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unsigned short flags;
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int skip_blocks;
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unsigned char colors[8];
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stream_ptr = 0;
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skip_blocks = 0;
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blocks_wide = width / 4;
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blocks_high = height / 4;
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total_blocks = blocks_wide * blocks_high;
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block_inc = 4;
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#ifdef ORIGINAL
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row_dec = stride + 4;
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#else
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row_dec = - (stride - 4); /* such that -row_dec > 0 */
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#endif
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for (block_y = blocks_high; block_y > 0; block_y--) {
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#ifdef ORIGINAL
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block_ptr = ((block_y * 4) - 1) * stride;
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#else
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block_ptr = ((blocks_high - block_y) * 4) * stride;
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#endif
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for (block_x = blocks_wide; block_x > 0; block_x--) {
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/* check if this block should be skipped */
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if (skip_blocks) {
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block_ptr += block_inc;
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skip_blocks--;
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total_blocks--;
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continue;
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}
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pixel_ptr = block_ptr;
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/* get the next two bytes in the encoded data stream */
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CHECK_STREAM_PTR(2);
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byte_a = buf[stream_ptr++];
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byte_b = buf[stream_ptr++];
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/* check if the decode is finished */
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if ((byte_a == 0) && (byte_b == 0) && (total_blocks == 0))
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return;
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else if ((byte_b & 0xFC) == 0x84) {
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/* skip code, but don't count the current block */
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skip_blocks = ((byte_b - 0x84) << 8) + byte_a - 1;
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} else if (byte_b < 0x80) {
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/* 2-color encoding */
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flags = (byte_b << 8) | byte_a;
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CHECK_STREAM_PTR(2);
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colors[0] = buf[stream_ptr++];
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colors[1] = buf[stream_ptr++];
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
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pixels[pixel_ptr++] = colors[(flags & 0x1) ^ 1];
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pixel_ptr -= row_dec;
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}
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} else if (byte_b >= 0x90) {
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/* 8-color encoding */
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flags = (byte_b << 8) | byte_a;
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CHECK_STREAM_PTR(8);
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memcpy(colors, &buf[stream_ptr], 8);
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stream_ptr += 8;
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
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pixels[pixel_ptr++] =
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colors[((pixel_y & 0x2) << 1) +
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(pixel_x & 0x2) + ((flags & 0x1) ^ 1)];
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pixel_ptr -= row_dec;
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}
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} else {
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/* 1-color encoding */
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colors[0] = byte_a;
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++)
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pixels[pixel_ptr++] = colors[0];
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pixel_ptr -= row_dec;
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}
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}
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block_ptr += block_inc;
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total_blocks--;
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}
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}
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}
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static void
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msvideo1_decode_16bit( int width, int height, const unsigned char *buf, int buf_size,
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unsigned short *pixels, int stride)
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{
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int block_ptr, pixel_ptr;
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int total_blocks;
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int pixel_x, pixel_y; /* pixel width and height iterators */
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int block_x, block_y; /* block width and height iterators */
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int blocks_wide, blocks_high; /* width and height in 4x4 blocks */
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int block_inc;
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int row_dec;
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/* decoding parameters */
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int stream_ptr;
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unsigned char byte_a, byte_b;
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unsigned short flags;
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int skip_blocks;
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unsigned short colors[8];
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stream_ptr = 0;
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skip_blocks = 0;
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blocks_wide = width / 4;
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blocks_high = height / 4;
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total_blocks = blocks_wide * blocks_high;
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block_inc = 4;
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#ifdef ORIGINAL
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row_dec = stride + 4;
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#else
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row_dec = - (stride - 4); /* such that -row_dec > 0 */
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#endif
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for (block_y = blocks_high; block_y > 0; block_y--) {
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#ifdef ORIGINAL
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block_ptr = ((block_y * 4) - 1) * stride;
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#else
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block_ptr = ((blocks_high - block_y) * 4) * stride;
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#endif
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for (block_x = blocks_wide; block_x > 0; block_x--) {
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/* check if this block should be skipped */
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if (skip_blocks) {
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block_ptr += block_inc;
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skip_blocks--;
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total_blocks--;
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continue;
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}
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pixel_ptr = block_ptr;
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/* get the next two bytes in the encoded data stream */
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CHECK_STREAM_PTR(2);
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byte_a = buf[stream_ptr++];
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byte_b = buf[stream_ptr++];
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/* check if the decode is finished */
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if ((byte_a == 0) && (byte_b == 0) && (total_blocks == 0)) {
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return;
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} else if ((byte_b & 0xFC) == 0x84) {
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/* skip code, but don't count the current block */
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skip_blocks = ((byte_b - 0x84) << 8) + byte_a - 1;
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} else if (byte_b < 0x80) {
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/* 2- or 8-color encoding modes */
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flags = (byte_b << 8) | byte_a;
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CHECK_STREAM_PTR(4);
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colors[0] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[1] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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if (colors[0] & 0x8000) {
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/* 8-color encoding */
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CHECK_STREAM_PTR(12);
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colors[2] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[3] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[4] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[5] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[6] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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colors[7] = LE_16(&buf[stream_ptr]);
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stream_ptr += 2;
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
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pixels[pixel_ptr++] =
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colors[((pixel_y & 0x2) << 1) +
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(pixel_x & 0x2) + ((flags & 0x1) ^ 1)];
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pixel_ptr -= row_dec;
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}
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} else {
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/* 2-color encoding */
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++, flags >>= 1)
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pixels[pixel_ptr++] = colors[(flags & 0x1) ^ 1];
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pixel_ptr -= row_dec;
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}
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}
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} else {
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/* otherwise, it's a 1-color block */
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colors[0] = (byte_b << 8) | byte_a;
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for (pixel_y = 0; pixel_y < 4; pixel_y++) {
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for (pixel_x = 0; pixel_x < 4; pixel_x++)
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pixels[pixel_ptr++] = colors[0];
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pixel_ptr -= row_dec;
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}
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}
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block_ptr += block_inc;
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total_blocks--;
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}
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}
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}
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static LRESULT
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CRAM_DecompressQuery( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
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{
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TRACE("ICM_DECOMPRESS_QUERY %p %p %p\n", info, in, out);
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if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
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return ICERR_BADPARAM;
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TRACE("in->planes = %d\n", in->bmiHeader.biPlanes );
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TRACE("in->bpp = %d\n", in->bmiHeader.biBitCount );
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TRACE("in->height = %d\n", in->bmiHeader.biHeight );
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TRACE("in->width = %d\n", in->bmiHeader.biWidth );
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TRACE("in->compr = 0x%x\n", in->bmiHeader.biCompression );
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if( ( in->bmiHeader.biCompression != CRAM_MAGIC ) &&
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( in->bmiHeader.biCompression != MSVC_MAGIC ) &&
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( in->bmiHeader.biCompression != WHAM_MAGIC ) )
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{
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TRACE("can't do 0x%x compression\n", in->bmiHeader.biCompression);
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return ICERR_BADFORMAT;
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}
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if( ( in->bmiHeader.biBitCount != 16 ) &&
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( in->bmiHeader.biBitCount != 8 ) )
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{
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TRACE("can't do %d bpp\n", in->bmiHeader.biBitCount );
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return ICERR_BADFORMAT;
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}
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/* output must be same dimensions as input */
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if( out )
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{
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TRACE("out->planes = %d\n", out->bmiHeader.biPlanes );
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TRACE("out->bpp = %d\n", out->bmiHeader.biBitCount );
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TRACE("out->height = %d\n", out->bmiHeader.biHeight );
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TRACE("out->width = %d\n", out->bmiHeader.biWidth );
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if ((in->bmiHeader.biBitCount != out->bmiHeader.biBitCount) &&
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(in->bmiHeader.biBitCount != 16 || out->bmiHeader.biBitCount != 24))
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{
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TRACE("incompatible depth requested\n");
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return ICERR_BADFORMAT;
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}
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if(( in->bmiHeader.biPlanes != out->bmiHeader.biPlanes ) ||
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( in->bmiHeader.biHeight != out->bmiHeader.biHeight ) ||
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( in->bmiHeader.biWidth != out->bmiHeader.biWidth ))
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{
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TRACE("incompatible output requested\n");
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return ICERR_BADFORMAT;
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}
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}
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TRACE("OK!\n");
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return ICERR_OK;
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}
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static LRESULT
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CRAM_DecompressGetFormat( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
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{
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DWORD size;
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TRACE("ICM_DECOMPRESS_GETFORMAT %p %p %p\n", info, in, out);
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if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
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return ICERR_BADPARAM;
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size = in->bmiHeader.biSize;
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if (in->bmiHeader.biBitCount <= 8)
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size += in->bmiHeader.biClrUsed * sizeof(RGBQUAD);
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if (in->bmiHeader.biBitCount != 8 && in->bmiHeader.biBitCount != 16)
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return ICERR_BADFORMAT;
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if( out )
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{
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memcpy( out, in, size );
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out->bmiHeader.biWidth = in->bmiHeader.biWidth & ~1;
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out->bmiHeader.biHeight = in->bmiHeader.biHeight & ~1;
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out->bmiHeader.biCompression = BI_RGB;
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out->bmiHeader.biSizeImage = in->bmiHeader.biHeight *
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get_stride(out->bmiHeader.biWidth, out->bmiHeader.biBitCount);
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return ICERR_OK;
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}
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return size;
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}
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static LRESULT CRAM_DecompressBegin( Msvideo1Context *info, LPBITMAPINFO in, LPBITMAPINFO out )
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{
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TRACE("ICM_DECOMPRESS_BEGIN %p %p %p\n", info, in, out);
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if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
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return ICERR_BADPARAM;
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TRACE("bitmap is %d bpp\n", in->bmiHeader.biBitCount);
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if( in->bmiHeader.biBitCount == 8 )
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info->depth = 8;
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else if( in->bmiHeader.biBitCount == 16 )
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info->depth = 16;
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else
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{
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info->depth = 0;
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FIXME("Unsupported output format %i\n", in->bmiHeader.biBitCount);
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}
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return ICERR_OK;
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}
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static void convert_depth(char *input, int depth_in, char *output, BITMAPINFOHEADER *out_hdr)
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{
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int x, y;
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int stride_in = get_stride(out_hdr->biWidth, depth_in);
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int stride_out = get_stride(out_hdr->biWidth, out_hdr->biBitCount);
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if (depth_in == 16 && out_hdr->biBitCount == 24)
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{
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static const unsigned char convert_5to8[] =
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{
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0x00, 0x08, 0x10, 0x19, 0x21, 0x29, 0x31, 0x3a,
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0x42, 0x4a, 0x52, 0x5a, 0x63, 0x6b, 0x73, 0x7b,
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0x84, 0x8c, 0x94, 0x9c, 0xa5, 0xad, 0xb5, 0xbd,
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0xc5, 0xce, 0xd6, 0xde, 0xe6, 0xef, 0xf7, 0xff,
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};
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for (y = 0; y < out_hdr->biHeight; y++)
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{
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WORD *src_row = (WORD *)(input + y * stride_in);
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char *out_row = output + y * stride_out;
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for (x = 0; x < out_hdr->biWidth; x++)
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{
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WORD pixel = *src_row++;
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*out_row++ = convert_5to8[(pixel & 0x7c00u) >> 10];
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*out_row++ = convert_5to8[(pixel & 0x03e0u) >> 5];
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*out_row++ = convert_5to8[(pixel & 0x001fu)];
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}
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}
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}
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else
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FIXME("Conversion from %d to %d bit unimplemented\n", depth_in, out_hdr->biBitCount);
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}
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static LRESULT CRAM_Decompress( Msvideo1Context *info, ICDECOMPRESS *icd, DWORD size )
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{
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LONG width, height, stride, sz;
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void *output;
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TRACE("ICM_DECOMPRESS %p %p %d\n", info, icd, size);
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if( (info==NULL) || (info->dwMagic!=CRAM_MAGIC) )
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return ICERR_BADPARAM;
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/* FIXME: flags are ignored */
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width = icd->lpbiInput->biWidth;
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height = icd->lpbiInput->biHeight;
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sz = icd->lpbiInput->biSizeImage;
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output = icd->lpOutput;
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if (icd->lpbiOutput->biBitCount != info->depth)
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{
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output = HeapAlloc(GetProcessHeap(), 0, icd->lpbiOutput->biWidth * icd->lpbiOutput->biHeight * info->depth / 8);
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if (!output) return ICERR_MEMORY;
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}
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if (info->depth == 8)
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{
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stride = get_stride(width, 8);
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msvideo1_decode_8bit( width, height, icd->lpInput, sz,
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output, stride );
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}
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else
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{
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stride = get_stride(width, 16) / 2;
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msvideo1_decode_16bit( width, height, icd->lpInput, sz,
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output, stride );
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}
|
|
|
|
if (icd->lpbiOutput->biBitCount != info->depth)
|
|
{
|
|
convert_depth(output, info->depth, icd->lpOutput, icd->lpbiOutput);
|
|
HeapFree(GetProcessHeap(), 0, output);
|
|
}
|
|
|
|
return ICERR_OK;
|
|
}
|
|
|
|
static LRESULT CRAM_DecompressEx( Msvideo1Context *info, ICDECOMPRESSEX *icd, DWORD size )
|
|
{
|
|
LONG width, height, stride, sz;
|
|
void *output;
|
|
|
|
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;
|
|
sz = icd->lpbiSrc->biSizeImage;
|
|
|
|
output = icd->lpDst;
|
|
|
|
if (icd->lpbiDst->biBitCount != info->depth)
|
|
{
|
|
output = HeapAlloc(GetProcessHeap(), 0, icd->lpbiDst->biWidth * icd->lpbiDst->biHeight * info->depth / 8);
|
|
if (!output) return ICERR_MEMORY;
|
|
}
|
|
|
|
if (info->depth == 8)
|
|
{
|
|
stride = get_stride(width, 8);
|
|
msvideo1_decode_8bit( width, height, icd->lpSrc, sz,
|
|
output, stride );
|
|
}
|
|
else
|
|
{
|
|
stride = get_stride(width, 16) / 2;
|
|
msvideo1_decode_16bit( width, height, icd->lpSrc, sz,
|
|
output, stride );
|
|
}
|
|
|
|
if (icd->lpbiDst->biBitCount != info->depth)
|
|
{
|
|
convert_depth(output, info->depth, icd->lpDst, icd->lpbiDst);
|
|
HeapFree(GetProcessHeap(), 0, output);
|
|
}
|
|
|
|
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;
|
|
#ifdef __REACTOS__
|
|
icinfo->fccHandler = MSVC_MAGIC;
|
|
#else
|
|
icinfo->fccHandler = info ? info->dwMagic : CRAM_MAGIC;
|
|
#endif
|
|
icinfo->dwFlags = 0;
|
|
icinfo->dwVersion = ICVERSION;
|
|
icinfo->dwVersionICM = ICVERSION;
|
|
|
|
LoadStringW(MSVIDC32_hModule, IDS_NAME, icinfo->szName, ARRAY_SIZE(icinfo->szName));
|
|
LoadStringW(MSVIDC32_hModule, IDS_DESCRIPTION, icinfo->szDescription, ARRAY_SIZE(icinfo->szDescription));
|
|
/* 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 && compare_fourcc(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_DECOMPRESS_END:
|
|
r = ICERR_OK;
|
|
break;
|
|
|
|
case ICM_COMPRESS_QUERY:
|
|
r = ICERR_BADFORMAT;
|
|
/* fall through */
|
|
case ICM_COMPRESS_GET_FORMAT:
|
|
case ICM_COMPRESS_END:
|
|
case ICM_COMPRESS:
|
|
FIXME("compression not implemented\n");
|
|
break;
|
|
|
|
case ICM_CONFIGURE:
|
|
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;
|
|
}
|
|
return TRUE;
|
|
}
|