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Added support for video compressor/decompressor dynamic installation.

This commit is contained in:
Christian Costa 2003-06-30 02:04:26 +00:00 committed by Alexandre Julliard
parent e8d977858d
commit 3a42dd2557
3 changed files with 168 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dlls/msvideo/msvfw32.spec
View File

@ -34,12 +34,12 @@
@ stdcall ICImageCompress(long long ptr ptr ptr long ptr)
@ stdcall ICImageDecompress(long long ptr ptr ptr)
@ stdcall ICInfo(long long ptr)
@ stub ICInstall
@ stdcall ICInstall(long long ptr str long)
@ stdcall ICLocate(long long ptr ptr long)
@ stub ICMThunk
@ stdcall ICOpen(long long long)
@ stdcall ICOpenFunction(long long long ptr)
@ stub ICRemove
@ stdcall ICRemove(long long long)
@ stdcall ICSendMessage(long long long long)
@ stub ICSeqCompressFrame
@ stub ICSeqCompressFrameEnd

186
dlls/msvideo/msvideo_main.c
View File

@ -47,6 +47,35 @@ LRESULT (CALLBACK *pFnCallTo16)(HDRVR, HIC, UINT, LPARAM, LPARAM) = NULL;
static WINE_HIC* MSVIDEO_FirstHic /* = NULL */;
typedef struct _reg_driver reg_driver;
struct _reg_driver{
DWORD fccType;
DWORD fccHandler;
DRIVERPROC proc;
char* name;
reg_driver* next;
};
static reg_driver* reg_driver_list = NULL;
static int compare_fourcc(DWORD fcc1, DWORD fcc2)
{
char fcc_str1[5];
char fcc_str2[5];
fcc_str1[0] = LOBYTE(LOWORD(fcc1));
fcc_str1[1] = HIBYTE(LOWORD(fcc1));
fcc_str1[2] = LOBYTE(HIWORD(fcc1));
fcc_str1[3] = HIBYTE(HIWORD(fcc1));
fcc_str1[4] = 0;
fcc_str2[0] = LOBYTE(LOWORD(fcc2));
fcc_str2[1] = HIBYTE(LOWORD(fcc2));
fcc_str2[2] = LOBYTE(HIWORD(fcc2));
fcc_str2[3] = HIBYTE(HIWORD(fcc2));
fcc_str2[4] = 0;
return strcasecmp(fcc_str1,fcc_str2);
}
/******************************************************************
* MSVIDEO_GetHicPtr
*
@ -129,6 +158,88 @@ BOOL VFWAPI ICInfo(
static DWORD IC_HandleRef = 1;
/***********************************************************************
* ICInstall [MSVFW32.@]
*/
BOOL VFWAPI ICInstall(DWORD fccType, DWORD fccHandler, LPARAM lParam, LPSTR szDesc, UINT wFlags)
{
reg_driver* driver;
TRACE("(%s,%s,%p,%p,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), (void*)lParam, szDesc, wFlags);
/* Check if a driver is already registered */
driver = reg_driver_list;
while(driver)
if (!compare_fourcc(fccType, driver->fccType) &&
!compare_fourcc(fccHandler, driver->fccHandler))
break;
else
driver = driver->next;
if (driver)
return FALSE;
/* Register the driver */
driver = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(reg_driver));
driver->fccType = fccType;
driver->fccHandler = fccHandler;
switch(wFlags) {
case ICINSTALL_FUNCTION:
driver->proc = (DRIVERPROC)lParam;
driver->name = NULL;
break;
case ICINSTALL_DRIVER:
driver->proc = NULL;
driver->name = HeapAlloc(GetProcessHeap(), 0, strlen((char*)lParam));
strcpy(driver->name, (char*) lParam);
break;
default:
ERR("Invalid flags!\n");
HeapFree(GetProcessHeap(), 0, driver);
return FALSE;
}
/* Insert our driver in the list*/
driver->next = reg_driver_list;
reg_driver_list = driver;
return TRUE;
}
/***********************************************************************
* ICRemove [MSVFW32.@]
*/
BOOL VFWAPI ICRemove(DWORD fccType, DWORD fccHandler, UINT wFlags)
{
reg_driver* driver;
reg_driver** previous;
TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wFlags);
/* Check if a driver is already registered */
driver = reg_driver_list;
previous = &reg_driver_list;
while(driver)
if (!compare_fourcc(fccType, driver->fccType) &&
!compare_fourcc(fccHandler, driver->fccHandler))
break;
else {
previous = &(driver->next);
driver = driver->next;
}
if (!driver)
return FALSE;
/* Remove the driver from the list */
*previous = driver->next;
if (driver->name)
HeapFree(GetProcessHeap(), 0, driver->name);
HeapFree(GetProcessHeap(), 0, driver);
return TRUE;
}
/***********************************************************************
* ICOpen [MSVFW32.@]
* Opens an installable compressor. Return special handle.
@ -140,19 +251,22 @@ HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
HDRVR hdrv;
WINE_HIC* whic;
BOOL bIs16;
reg_driver* driver;
TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
codecname[0] = LOBYTE(LOWORD(fccType));
codecname[1] = HIBYTE(LOWORD(fccType));
codecname[2] = LOBYTE(HIWORD(fccType));
codecname[3] = HIBYTE(HIWORD(fccType));
codecname[4] = '.';
codecname[5] = LOBYTE(LOWORD(fccHandler));
codecname[6] = HIBYTE(LOWORD(fccHandler));
codecname[7] = LOBYTE(HIWORD(fccHandler));
codecname[8] = HIBYTE(HIWORD(fccHandler));
codecname[9] = '\0';
/* Check if there is a registered driver that matches */
driver = reg_driver_list;
while(driver)
if (!compare_fourcc(fccType, driver->fccType) &&
!compare_fourcc(fccHandler, driver->fccHandler))
break;
else
driver = driver->next;
if (driver && driver->proc)
/* The driver has been registered at runtime with its driverproc */
return MSVIDEO_OpenFunction(fccType, fccHandler, wMode, (DRIVERPROC)driver->proc, (DWORD)NULL);
/* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the
* same layout as ICOPEN
@ -167,19 +281,38 @@ HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
icopen.pV2Reserved = NULL;
icopen.dnDevNode = 0; /* FIXME */
hdrv = OpenDriverA(codecname, "drivers32", (LPARAM)&icopen);
if (!hdrv)
{
if (fccType == streamtypeVIDEO)
{
codecname[0] = 'v';
codecname[1] = 'i';
codecname[2] = 'd';
codecname[3] = 'c';
if (!driver) {
/* The driver is registered in the registry */
codecname[0] = LOBYTE(LOWORD(fccType));
codecname[1] = HIBYTE(LOWORD(fccType));
codecname[2] = LOBYTE(HIWORD(fccType));
codecname[3] = HIBYTE(HIWORD(fccType));
codecname[4] = '.';
codecname[5] = LOBYTE(LOWORD(fccHandler));
codecname[6] = HIBYTE(LOWORD(fccHandler));
codecname[7] = LOBYTE(HIWORD(fccHandler));
codecname[8] = HIBYTE(HIWORD(fccHandler));
codecname[9] = '\0';
fccType = ICTYPE_VIDEO;
hdrv = OpenDriverA(codecname, "drivers32", (LPARAM)&icopen);
}
hdrv = OpenDriverA(codecname, "drivers32", (LPARAM)&icopen);
if (!hdrv)
{
if (fccType == streamtypeVIDEO)
{
codecname[0] = 'v';
codecname[1] = 'i';
codecname[2] = 'd';
codecname[3] = 'c';
fccType = ICTYPE_VIDEO;
hdrv = OpenDriverA(codecname, "drivers32", (LPARAM)&icopen);
}
if (!hdrv)
return 0;
}
} else {
/* The driver has been registered at runtime with its name */
hdrv = OpenDriverA(driver->name, NULL, (LPARAM)&icopen);
if (!hdrv)
return 0;
}
@ -256,9 +389,11 @@ HIC MSVIDEO_OpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode,
/* return value is not checked */
MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
whic->hdrv = (HDRVR)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD)&icopen);
whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD)&icopen);
/* FIXME: What should we put here? */
whic->hdrv = (HDRVR)0;
if (whic->hdrv == 0)
if (whic->driverId == 0)
{
WARN("DRV_OPEN failed for hic %p\n", whic->hic);
MSVIDEO_FirstHic = whic->next;
@ -621,7 +756,8 @@ LRESULT MSVIDEO_SendMessage(WINE_HIC* whic, UINT msg, DWORD lParam1, DWORD lPara
#undef XX
if (whic->driverproc) {
ret = whic->driverproc((DWORD)whic->hic, whic->hdrv, msg, lParam1, lParam2);
/* dwDriverId parameter is the value returned by the DRV_OPEN */
ret = whic->driverproc(whic->driverId, whic->hdrv, msg, lParam1, lParam2);
} else {
ret = SendDriverMessage(whic->hdrv, msg, lParam1, lParam2);
}

1
dlls/msvideo/msvideo_private.h
View File

@ -40,6 +40,7 @@ typedef struct tagWINE_HIC {
/* 26: */
DWORD driverproc16; /* Wine specific flags */
HIC hic;
DWORD driverId;
struct tagWINE_HIC* next;
} WINE_HIC;