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reactos/dll/win32/msvfw32/msvideo_main.c
Amine Khaldi 80bb48e789 [MSVFW32] Sync with Wine Staging 4.18. CORE-16441
2019-11-10 14:07:06 +01:00

1707 lines
49 KiB
C
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/*
* Copyright 1998 Marcus Meissner
* Copyright 2000 Bradley Baetz
* Copyright 2003 Michael Günnewig
* Copyright 2005 Dmitry Timoshkov
*
* 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
*
* FIXME: This all assumes 32 bit codecs
* Win95 appears to prefer 32 bit codecs, even from 16 bit code.
* There is the ICOpenFunction16 to worry about still, though.
*
* TODO
* - no thread safety
*/
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winnls.h"
#include "wingdi.h"
#include "wine/winternl.h"
#include "winuser.h"
#include "commdlg.h"
#include "vfw.h"
#include "msvideo_private.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "wine/list.h"
/* Drivers32 settings */
#define HKLM_DRIVERS32 "Software\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32"
WINE_DEFAULT_DEBUG_CHANNEL(msvideo);
/* This one is a macro in order to work for both ASCII and Unicode */
#define fourcc_to_string(str, fcc) do { \
(str)[0] = LOBYTE(LOWORD(fcc)); \
(str)[1] = HIBYTE(LOWORD(fcc)); \
(str)[2] = LOBYTE(HIWORD(fcc)); \
(str)[3] = HIBYTE(HIWORD(fcc)); \
} while(0)
static inline const char *wine_dbgstr_fcc( DWORD fcc )
{
char fcc_str[5];
fourcc_to_string(fcc_str, fcc);
fcc_str[4] = '\0';
/* Last byte may be ' ' in some cases like "DIB " */
if (isalnum(fcc_str[0]) && isalnum(fcc_str[1]) && isalnum(fcc_str[2])
&& (isalnum(fcc_str[3]) || isspace(fcc_str[3])))
return wine_dbg_sprintf("%s", fcc_str);
return wine_dbg_sprintf("0x%08x", fcc);
}
static const char *wine_dbgstr_icerr( int ret )
{
const char *str;
if (ret <= ICERR_CUSTOM)
return wine_dbg_sprintf("ICERR_CUSTOM (%d)", ret);
#define XX(x) case (x): str = #x; break
switch (ret)
{
XX(ICERR_OK);
XX(ICERR_DONTDRAW);
XX(ICERR_NEWPALETTE);
XX(ICERR_GOTOKEYFRAME);
XX(ICERR_STOPDRAWING);
XX(ICERR_UNSUPPORTED);
XX(ICERR_BADFORMAT);
XX(ICERR_MEMORY);
XX(ICERR_INTERNAL);
XX(ICERR_BADFLAGS);
XX(ICERR_BADPARAM);
XX(ICERR_BADSIZE);
XX(ICERR_BADHANDLE);
XX(ICERR_CANTUPDATE);
XX(ICERR_ABORT);
XX(ICERR_ERROR);
XX(ICERR_BADBITDEPTH);
XX(ICERR_BADIMAGESIZE);
default: str = wine_dbg_sprintf("UNKNOWN (%d)", ret);
}
#undef XX
return str;
}
static WINE_HIC* MSVIDEO_FirstHic /* = NULL */;
struct reg_driver
{
DWORD fccType;
DWORD fccHandler;
DRIVERPROC proc;
struct list entry;
};
static struct list reg_driver_list = LIST_INIT(reg_driver_list);
HMODULE MSVFW32_hModule;
BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
{
TRACE("%p,%x,%p\n", hinst, reason, reserved);
switch(reason)
{
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hinst);
MSVFW32_hModule = hinst;
break;
}
return TRUE;
}
/******************************************************************
* MSVIDEO_SendMessage
*
*
*/
static LRESULT MSVIDEO_SendMessage(WINE_HIC* whic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
{
LRESULT ret;
#define XX(x) case x: TRACE("(%p,"#x",0x%08lx,0x%08lx)\n",whic,lParam1,lParam2); break
switch (msg) {
/* DRV_* */
XX(DRV_LOAD);
XX(DRV_ENABLE);
XX(DRV_OPEN);
XX(DRV_CLOSE);
XX(DRV_DISABLE);
XX(DRV_FREE);
/* ICM_RESERVED+X */
XX(ICM_ABOUT);
XX(ICM_CONFIGURE);
XX(ICM_GET);
XX(ICM_GETINFO);
XX(ICM_GETDEFAULTQUALITY);
XX(ICM_GETQUALITY);
XX(ICM_GETSTATE);
XX(ICM_SETQUALITY);
XX(ICM_SET);
XX(ICM_SETSTATE);
/* ICM_USER+X */
XX(ICM_COMPRESS_FRAMES_INFO);
XX(ICM_COMPRESS_GET_FORMAT);
XX(ICM_COMPRESS_GET_SIZE);
XX(ICM_COMPRESS_QUERY);
XX(ICM_COMPRESS_BEGIN);
XX(ICM_COMPRESS);
XX(ICM_COMPRESS_END);
XX(ICM_DECOMPRESS_GET_FORMAT);
XX(ICM_DECOMPRESS_QUERY);
XX(ICM_DECOMPRESS_BEGIN);
XX(ICM_DECOMPRESS);
XX(ICM_DECOMPRESS_END);
XX(ICM_DECOMPRESS_SET_PALETTE);
XX(ICM_DECOMPRESS_GET_PALETTE);
XX(ICM_DRAW_QUERY);
XX(ICM_DRAW_BEGIN);
XX(ICM_DRAW_GET_PALETTE);
XX(ICM_DRAW_START);
XX(ICM_DRAW_STOP);
XX(ICM_DRAW_END);
XX(ICM_DRAW_GETTIME);
XX(ICM_DRAW);
XX(ICM_DRAW_WINDOW);
XX(ICM_DRAW_SETTIME);
XX(ICM_DRAW_REALIZE);
XX(ICM_DRAW_FLUSH);
XX(ICM_DRAW_RENDERBUFFER);
XX(ICM_DRAW_START_PLAY);
XX(ICM_DRAW_STOP_PLAY);
XX(ICM_DRAW_SUGGESTFORMAT);
XX(ICM_DRAW_CHANGEPALETTE);
XX(ICM_GETBUFFERSWANTED);
XX(ICM_GETDEFAULTKEYFRAMERATE);
XX(ICM_DECOMPRESSEX_BEGIN);
XX(ICM_DECOMPRESSEX_QUERY);
XX(ICM_DECOMPRESSEX);
XX(ICM_DECOMPRESSEX_END);
XX(ICM_SET_STATUS_PROC);
default:
FIXME("(%p,0x%08x,0x%08lx,0x%08lx) unknown message\n",whic,msg,lParam1,lParam2);
}
#undef XX
if (whic->driverproc) {
/* 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);
}
TRACE(" -> %s\n", wine_dbgstr_icerr(ret));
return ret;
}
static int compare_fourcc(DWORD fcc1, DWORD fcc2)
{
char fcc_str1[4];
char fcc_str2[4];
fourcc_to_string(fcc_str1, fcc1);
fourcc_to_string(fcc_str2, fcc2);
return _strnicmp(fcc_str1, fcc_str2, 4);
}
static DWORD get_size_image(LONG width, LONG height, WORD depth)
{
DWORD ret = width * depth;
ret = (ret + 7) / 8; /* divide by byte size, rounding up */
ret = (ret + 3) & ~3; /* align to 4 bytes */
ret *= abs(height);
return ret;
}
/******************************************************************
* MSVIDEO_GetHicPtr
*
*
*/
static WINE_HIC* MSVIDEO_GetHicPtr(HIC hic)
{
WINE_HIC* whic;
for (whic = MSVIDEO_FirstHic; whic && whic->hic != hic; whic = whic->next);
return whic;
}
/***********************************************************************
* VideoForWindowsVersion [MSVFW32.2]
* VideoForWindowsVersion [MSVIDEO.2]
* Returns the version in major.minor form.
* In Windows95 this returns 0x040003b6 (4.950)
*/
DWORD WINAPI VideoForWindowsVersion(void)
{
return 0x040003B6; /* 4.950 */
}
/***********************************************************************
* ICInfo [MSVFW32.@]
* Get information about an installable compressor. Return TRUE if there
* is one.
*
* PARAMS
* fccType [I] type of compressor (e.g. 'vidc')
* fccHandler [I] real fcc for handler or <n>th compressor
* lpicinfo [O] information about compressor
*/
BOOL VFWAPI ICInfo(DWORD type, DWORD handler, ICINFO *info)
{
char name_buf[10], buf[2048];
DWORD ret_type, ret_handler;
struct reg_driver *driver;
DWORD i, count = 0;
LONG res;
HKEY key;
TRACE("type %s, handler %s, info %p.\n",
wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), info);
memset(info, 0, sizeof(*info));
info->dwSize = sizeof(*info);
info->dwVersionICM = ICVERSION;
if (!RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_QUERY_VALUE, &key))
{
i = 0;
for (;;)
{
DWORD name_len = ARRAY_SIZE(name_buf), driver_len = ARRAY_SIZE(info->szDriver);
res = RegEnumValueA(key, i++, name_buf, &name_len, 0, 0, (BYTE *)buf, &driver_len);
if (res == ERROR_NO_MORE_ITEMS) break;
if (name_len != 9 || name_buf[4] != '.') continue;
ret_type = mmioStringToFOURCCA(name_buf, 0);
ret_handler = mmioStringToFOURCCA(name_buf + 5, 0);
if (type && compare_fourcc(type, ret_type)) continue;
if (compare_fourcc(handler, ret_handler) && handler != count++) continue;
info->fccType = ret_type;
info->fccHandler = ret_handler;
MultiByteToWideChar(CP_ACP, 0, buf, -1, info->szDriver, ARRAY_SIZE(info->szDriver));
TRACE("Returning codec %s, driver %s.\n", debugstr_a(name_buf), debugstr_a(buf));
return TRUE;
}
RegCloseKey(key);
}
if (GetPrivateProfileSectionA("drivers32", buf, sizeof(buf), "system.ini"))
{
char *s;
for (s = buf; *s; s += strlen(s) + 1)
{
if (s[4] != '.' || s[9] != '=') continue;
ret_type = mmioStringToFOURCCA(s, 0);
ret_handler = mmioStringToFOURCCA(s + 5, 0);
if (type && compare_fourcc(type, ret_type)) continue;
if (compare_fourcc(handler, ret_handler) && handler != count++) continue;
info->fccType = ret_type;
info->fccHandler = ret_handler;
MultiByteToWideChar(CP_ACP, 0, s + 10, -1, info->szDriver, ARRAY_SIZE(info->szDriver));
TRACE("Returning codec %s, driver %s.\n", debugstr_an(s, 8), debugstr_a(s + 10));
return TRUE;
}
}
LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
{
if (type && compare_fourcc(type, driver->fccType)) continue;
if (compare_fourcc(handler, driver->fccHandler) && handler != count++) continue;
if (driver->proc(0, NULL, ICM_GETINFO, (DWORD_PTR)info, sizeof(*info)) == sizeof(*info))
return TRUE;
}
info->fccType = type;
info->fccHandler = handler;
WARN("No driver found for codec %s.%s.\n", wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler));
return FALSE;
}
static DWORD IC_HandleRef = 1;
/***********************************************************************
* ICInstall [MSVFW32.@]
*/
BOOL VFWAPI ICInstall(DWORD type, DWORD handler, LPARAM lparam, char *desc, UINT flags)
{
struct reg_driver *driver;
TRACE("type %s, handler %s, lparam %#lx, desc %s, flags %#x.\n",
wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), lparam, debugstr_a(desc), flags);
LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
{
if (!compare_fourcc(type, driver->fccType)
&& !compare_fourcc(handler, driver->fccHandler))
{
return FALSE;
}
}
switch (flags)
{
case ICINSTALL_FUNCTION:
if (!(driver = heap_alloc_zero(sizeof(*driver))))
return FALSE;
driver->fccType = type;
driver->fccHandler = handler;
driver->proc = (DRIVERPROC)lparam;
list_add_tail(&reg_driver_list, &driver->entry);
return TRUE;
case ICINSTALL_DRIVER:
{
const char *driver = (const char *)lparam;
char value[10];
HKEY key;
LONG res;
if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_SET_VALUE, &key))
return FALSE;
fourcc_to_string(value, type);
value[4] = '.';
fourcc_to_string(value + 5, handler);
value[9] = 0;
res = RegSetValueExA(key, value, 0, REG_SZ, (const BYTE *)driver, strlen(driver) + 1);
RegCloseKey(key);
return !res;
}
default:
FIXME("Unhandled flags %#x.\n", flags);
return FALSE;
}
}
/***********************************************************************
* ICRemove [MSVFW32.@]
*/
BOOL VFWAPI ICRemove(DWORD type, DWORD handler, UINT flags)
{
struct reg_driver *driver;
char value[10];
HKEY key;
LONG res;
TRACE("type %s, handler %s, flags %#x.\n",
wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), flags);
LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
{
if (!compare_fourcc(type, driver->fccType)
&& !compare_fourcc(handler, driver->fccHandler))
{
list_remove(&driver->entry);
heap_free(driver);
return TRUE;
}
}
if (!RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_SET_VALUE, &key))
{
fourcc_to_string(value, type);
value[4] = '.';
fourcc_to_string(value + 5, handler);
value[9] = 0;
res = RegDeleteValueA(key, value);
RegCloseKey(key);
return !res;
}
return FALSE;
}
/***********************************************************************
* ICOpen [MSVFW32.@]
* Opens an installable compressor. Return special handle.
*/
HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
{
WCHAR codecname[10];
ICOPEN icopen;
WINE_HIC* whic;
static const WCHAR drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
struct reg_driver *driver;
HDRVR hdrv = NULL;
TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
if (!fccHandler) /* No specific handler, return the first valid for wMode */
{
HIC local;
ICINFO info;
DWORD loop = 0;
info.dwSize = sizeof(info);
while(ICInfo(fccType, loop++, &info))
{
/* Ensure fccHandler is not 0x0 because we will recurse on ICOpen */
if(!info.fccHandler)
continue;
local = ICOpen(fccType, info.fccHandler, wMode);
if (local != 0)
{
TRACE("Returning %s as default handler for %s\n",
wine_dbgstr_fcc(info.fccHandler), wine_dbgstr_fcc(fccType));
return local;
}
}
}
LIST_FOR_EACH_ENTRY(driver, &reg_driver_list, struct reg_driver, entry)
{
if (!compare_fourcc(fccType, driver->fccType)
&& !compare_fourcc(fccHandler, driver->fccHandler))
{
return ICOpenFunction(driver->fccType, driver->fccHandler, wMode, driver->proc);
}
}
/* Well, lParam2 is in fact a LPVIDEO_OPEN_PARMS, but it has the
* same layout as ICOPEN
*/
icopen.dwSize = sizeof(ICOPEN);
icopen.fccType = fccType;
icopen.fccHandler = fccHandler;
icopen.dwVersion = 0x00001000; /* FIXME */
icopen.dwFlags = wMode;
icopen.dwError = 0;
icopen.pV1Reserved = NULL;
icopen.pV2Reserved = NULL;
icopen.dnDevNode = 0; /* FIXME */
if (!hdrv)
{
/* normalize to lower case as in 'vidc' */
((char*)&fccType)[0] = tolower(((char*)&fccType)[0]);
((char*)&fccType)[1] = tolower(((char*)&fccType)[1]);
((char*)&fccType)[2] = tolower(((char*)&fccType)[2]);
((char*)&fccType)[3] = tolower(((char*)&fccType)[3]);
icopen.fccType = fccType;
/* Seek the driver in the registry */
fourcc_to_string(codecname, fccType);
codecname[4] = '.';
fourcc_to_string(codecname + 5, fccHandler);
codecname[9] = '\0';
hdrv = OpenDriver(codecname, drv32W, (LPARAM)&icopen);
if (!hdrv)
return 0;
}
if (!(whic = heap_alloc(sizeof(*whic))))
{
CloseDriver(hdrv, 0, 0);
return FALSE;
}
whic->hdrv = hdrv;
whic->driverproc = NULL;
whic->type = fccType;
whic->handler = fccHandler;
while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
whic->hic = (HIC)(ULONG_PTR)IC_HandleRef++;
whic->next = MSVIDEO_FirstHic;
MSVIDEO_FirstHic = whic;
TRACE("=> %p\n", whic->hic);
return whic->hic;
}
/***********************************************************************
* ICOpenFunction [MSVFW32.@]
*/
HIC VFWAPI ICOpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode, DRIVERPROC lpfnHandler)
{
ICOPEN icopen;
WINE_HIC* whic;
TRACE("(%s,%s,%d,%p)\n",
wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode, lpfnHandler);
icopen.dwSize = sizeof(ICOPEN);
icopen.fccType = fccType;
icopen.fccHandler = fccHandler;
icopen.dwVersion = ICVERSION;
icopen.dwFlags = wMode;
icopen.dwError = 0;
icopen.pV1Reserved = NULL;
icopen.pV2Reserved = NULL;
icopen.dnDevNode = 0; /* FIXME */
if (!(whic = heap_alloc(sizeof(*whic))))
return NULL;
whic->driverproc = lpfnHandler;
while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
whic->hic = (HIC)(ULONG_PTR)IC_HandleRef++;
whic->next = MSVIDEO_FirstHic;
MSVIDEO_FirstHic = whic;
/* Now try opening/loading the driver. Taken from DRIVER_AddToList */
/* What if the function is used more than once? */
if (MSVIDEO_SendMessage(whic, DRV_LOAD, 0L, 0L) != DRV_SUCCESS)
{
WARN("DRV_LOAD failed for hic %p\n", whic->hic);
MSVIDEO_FirstHic = whic->next;
heap_free(whic);
return 0;
}
/* return value is not checked */
MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD_PTR)&icopen);
/* FIXME: What should we put here? */
whic->hdrv = NULL;
if (whic->driverId == 0)
{
WARN("DRV_OPEN failed for hic %p\n", whic->hic);
MSVIDEO_FirstHic = whic->next;
heap_free(whic);
return 0;
}
TRACE("=> %p\n", whic->hic);
return whic->hic;
}
/***********************************************************************
* ICGetInfo [MSVFW32.@]
*/
LRESULT VFWAPI ICGetInfo(HIC hic, ICINFO *picinfo, DWORD cb)
{
LRESULT ret;
WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
TRACE("(%p,%p,%d)\n", hic, picinfo, cb);
if (!whic) return ICERR_BADHANDLE;
if (!picinfo) return MMSYSERR_INVALPARAM;
/* (WS) The field szDriver should be initialized because the driver
* is not obliged and often will not do it. Some applications, like
* VirtualDub, rely on this field and will occasionally crash if it
* goes uninitialized.
*/
if (cb >= sizeof(ICINFO)) picinfo->szDriver[0] = '\0';
ret = ICSendMessage(hic, ICM_GETINFO, (DWORD_PTR)picinfo, cb);
/* (WS) When szDriver was not supplied by the driver itself, apparently
* Windows will set its value equal to the driver file name. This can
* be obtained from the registry as we do here.
*/
if (cb >= sizeof(ICINFO) && picinfo->szDriver[0] == 0)
{
ICINFO ii;
memset(&ii, 0, sizeof(ii));
ii.dwSize = sizeof(ii);
ICInfo(picinfo->fccType, picinfo->fccHandler, &ii);
lstrcpyW(picinfo->szDriver, ii.szDriver);
}
return ret;
}
/***********************************************************************
* ICLocate [MSVFW32.@]
*/
HIC VFWAPI ICLocate(DWORD type, DWORD handler, BITMAPINFOHEADER *in,
BITMAPINFOHEADER *out, WORD mode)
{
ICINFO info = {sizeof(info)};
UINT msg;
HIC hic;
DWORD i;
TRACE("type %s, handler %s, in %p, out %p, mode %u.\n",
wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler), in, out, mode);
switch (mode)
{
case ICMODE_FASTCOMPRESS:
case ICMODE_COMPRESS:
msg = ICM_COMPRESS_QUERY;
break;
case ICMODE_FASTDECOMPRESS:
case ICMODE_DECOMPRESS:
msg = ICM_DECOMPRESS_QUERY;
break;
case ICMODE_DRAW:
msg = ICM_DRAW_QUERY;
break;
default:
FIXME("Unhandled mode %#x.\n", mode);
return 0;
}
if ((hic = ICOpen(type, handler, mode)))
{
if (!ICSendMessage(hic, msg, (DWORD_PTR)in, (DWORD_PTR)out))
{
TRACE("Found codec %s.%s.\n", wine_dbgstr_fcc(type),
wine_dbgstr_fcc(handler));
return hic;
}
ICClose(hic);
}
for (i = 0; ICInfo(type, i, &info); ++i)
{
if ((hic = ICOpen(info.fccType, info.fccHandler, mode)))
{
if (!ICSendMessage(hic, msg, (DWORD_PTR)in, (DWORD_PTR)out))
{
TRACE("Found codec %s.%s.\n", wine_dbgstr_fcc(info.fccType),
wine_dbgstr_fcc(info.fccHandler));
return hic;
}
ICClose(hic);
}
}
if (type == streamtypeVIDEO)
return ICLocate(ICTYPE_VIDEO, handler, in, out, mode);
WARN("Could not find a driver for codec %s.%s.\n",
wine_dbgstr_fcc(type), wine_dbgstr_fcc(handler));
return 0;
}
/***********************************************************************
* ICGetDisplayFormat [MSVFW32.@]
*/
HIC VFWAPI ICGetDisplayFormat(HIC hic, BITMAPINFOHEADER *in, BITMAPINFOHEADER *out,
int depth, int width, int height)
{
HIC tmphic = hic;
TRACE("(%p, %p, %p, %d, %d, %d)\n", hic, in, out, depth, width, height);
if (!tmphic)
{
tmphic = ICLocate(ICTYPE_VIDEO, 0, in, NULL, ICMODE_DECOMPRESS);
if (!tmphic)
return NULL;
}
if (ICDecompressQuery(tmphic, in, NULL))
goto err;
if (width <= 0 || height <= 0)
{
width = in->biWidth;
height = in->biHeight;
}
if (!depth)
depth = 32;
*out = *in;
out->biSize = sizeof(*out);
out->biWidth = width;
out->biHeight = height;
out->biCompression = BI_RGB;
out->biSizeImage = get_size_image(width, height, depth);
/* first try the given depth */
out->biBitCount = depth;
out->biSizeImage = get_size_image(width, height, out->biBitCount);
if (!ICDecompressQuery(tmphic, in, out))
{
if (depth == 8)
ICDecompressGetPalette(tmphic, in, out);
return tmphic;
}
/* then try 16, both with BI_RGB and BI_BITFIELDS */
if (depth <= 16)
{
out->biBitCount = 16;
out->biSizeImage = get_size_image(width, height, out->biBitCount);
if (!ICDecompressQuery(tmphic, in, out))
return tmphic;
out->biCompression = BI_BITFIELDS;
if (!ICDecompressQuery(tmphic, in, out))
return tmphic;
out->biCompression = BI_RGB;
}
/* then try 24 */
if (depth <= 24)
{
out->biBitCount = 24;
out->biSizeImage = get_size_image(width, height, out->biBitCount);
if (!ICDecompressQuery(tmphic, in, out))
return tmphic;
}
/* then try 32 */
if (depth <= 32)
{
out->biBitCount = 32;
out->biSizeImage = get_size_image(width, height, out->biBitCount);
if (!ICDecompressQuery(tmphic, in, out))
return tmphic;
}
/* as a last resort, try 32 bpp with the original width and height */
out->biWidth = in->biWidth;
out->biHeight = in->biHeight;
out->biBitCount = 32;
out->biSizeImage = get_size_image(out->biWidth, out->biHeight, out->biBitCount);
if (!ICDecompressQuery(tmphic, in, out))
return tmphic;
/* finally, ask the compressor for its default output format */
if (!ICSendMessage(tmphic, ICM_DECOMPRESS_GET_FORMAT, (DWORD_PTR)in, (DWORD_PTR)out))
return tmphic;
err:
if (hic != tmphic)
ICClose(tmphic);
return NULL;
}
/***********************************************************************
* ICCompress [MSVFW32.@]
*/
DWORD VFWAPIV
ICCompress(
HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiOutput,LPVOID lpData,
LPBITMAPINFOHEADER lpbiInput,LPVOID lpBits,LPDWORD lpckid,
LPDWORD lpdwFlags,LONG lFrameNum,DWORD dwFrameSize,DWORD dwQuality,
LPBITMAPINFOHEADER lpbiPrev,LPVOID lpPrev)
{
ICCOMPRESS iccmp;
TRACE("(%p,%d,%p,%p,%p,%p,...)\n",hic,dwFlags,lpbiOutput,lpData,lpbiInput,lpBits);
iccmp.dwFlags = dwFlags;
iccmp.lpbiOutput = lpbiOutput;
iccmp.lpOutput = lpData;
iccmp.lpbiInput = lpbiInput;
iccmp.lpInput = lpBits;
iccmp.lpckid = lpckid;
iccmp.lpdwFlags = lpdwFlags;
iccmp.lFrameNum = lFrameNum;
iccmp.dwFrameSize = dwFrameSize;
iccmp.dwQuality = dwQuality;
iccmp.lpbiPrev = lpbiPrev;
iccmp.lpPrev = lpPrev;
return ICSendMessage(hic,ICM_COMPRESS,(DWORD_PTR)&iccmp,sizeof(iccmp));
}
/***********************************************************************
* ICDecompress [MSVFW32.@]
*/
DWORD VFWAPIV ICDecompress(HIC hic,DWORD dwFlags,LPBITMAPINFOHEADER lpbiFormat,
LPVOID lpData,LPBITMAPINFOHEADER lpbi,LPVOID lpBits)
{
ICDECOMPRESS icd;
DWORD ret;
TRACE("(%p,%d,%p,%p,%p,%p)\n",hic,dwFlags,lpbiFormat,lpData,lpbi,lpBits);
icd.dwFlags = dwFlags;
icd.lpbiInput = lpbiFormat;
icd.lpInput = lpData;
icd.lpbiOutput = lpbi;
icd.lpOutput = lpBits;
icd.ckid = 0;
ret = ICSendMessage(hic,ICM_DECOMPRESS,(DWORD_PTR)&icd,sizeof(ICDECOMPRESS));
return ret;
}
struct choose_compressor
{
UINT flags;
LPCSTR title;
COMPVARS cv;
};
struct codec_info
{
HIC hic;
ICINFO icinfo;
};
static BOOL enum_compressors(HWND list, COMPVARS *pcv, BOOL enum_all)
{
UINT id, total = 0;
ICINFO icinfo;
id = 0;
while (ICInfo(pcv->fccType, id, &icinfo))
{
struct codec_info *ic;
DWORD idx;
HIC hic;
id++;
hic = ICOpen(icinfo.fccType, icinfo.fccHandler, ICMODE_COMPRESS);
if (hic)
{
/* for unknown reason fccHandler reported by the driver
* doesn't always work, use the one returned by ICInfo instead.
*/
DWORD fccHandler = icinfo.fccHandler;
if (!enum_all && pcv->lpbiIn)
{
if (ICCompressQuery(hic, pcv->lpbiIn, NULL) != ICERR_OK)
{
TRACE("fccHandler %s doesn't support input DIB format %d\n",
wine_dbgstr_fcc(icinfo.fccHandler), pcv->lpbiIn->bmiHeader.biCompression);
ICClose(hic);
continue;
}
}
ICGetInfo(hic, &icinfo, sizeof(icinfo));
icinfo.fccHandler = fccHandler;
idx = SendMessageW(list, CB_ADDSTRING, 0, (LPARAM)icinfo.szDescription);
ic = heap_alloc(sizeof(*ic));
ic->icinfo = icinfo;
ic->hic = hic;
SendMessageW(list, CB_SETITEMDATA, idx, (LPARAM)ic);
}
total++;
}
return total != 0;
}
static INT_PTR CALLBACK icm_choose_compressor_dlgproc(HWND hdlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
switch (msg)
{
case WM_INITDIALOG:
{
struct codec_info *ic;
WCHAR buf[128];
struct choose_compressor *choose_comp = (struct choose_compressor *)lparam;
SetWindowLongPtrW(hdlg, DWLP_USER, lparam);
/* FIXME */
choose_comp->flags &= ~(ICMF_CHOOSE_DATARATE | ICMF_CHOOSE_KEYFRAME);
if (choose_comp->title)
SetWindowTextA(hdlg, choose_comp->title);
if (!(choose_comp->flags & ICMF_CHOOSE_DATARATE))
{
ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_CHECKBOX), SW_HIDE);
ShowWindow(GetDlgItem(hdlg, IDC_DATARATE), SW_HIDE);
ShowWindow(GetDlgItem(hdlg, IDC_DATARATE_KB), SW_HIDE);
}
if (!(choose_comp->flags & ICMF_CHOOSE_KEYFRAME))
{
ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_CHECKBOX), SW_HIDE);
ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME), SW_HIDE);
ShowWindow(GetDlgItem(hdlg, IDC_KEYFRAME_FRAMES), SW_HIDE);
}
/* FIXME */
EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_SCROLL), FALSE);
EnableWindow(GetDlgItem(hdlg, IDC_QUALITY_TXT), FALSE);
/*if (!(choose_comp->flags & ICMF_CHOOSE_PREVIEW))
ShowWindow(GetDlgItem(hdlg, IDC_PREVIEW), SW_HIDE);*/
LoadStringW(MSVFW32_hModule, IDS_FULLFRAMES, buf, 128);
SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_ADDSTRING, 0, (LPARAM)buf);
ic = heap_alloc(sizeof(*ic));
ic->icinfo.fccType = streamtypeVIDEO;
ic->icinfo.fccHandler = comptypeDIB;
ic->hic = 0;
SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETITEMDATA, 0, (LPARAM)ic);
enum_compressors(GetDlgItem(hdlg, IDC_COMP_LIST), &choose_comp->cv, choose_comp->flags & ICMF_CHOOSE_ALLCOMPRESSORS);
SendDlgItemMessageW(hdlg, IDC_COMP_LIST, CB_SETCURSEL, 0, 0);
SetFocus(GetDlgItem(hdlg, IDC_COMP_LIST));
SetWindowLongPtrW(hdlg, DWLP_USER, (ULONG_PTR)choose_comp);
break;
}
case WM_COMMAND:
switch (LOWORD(wparam))
{
case IDC_COMP_LIST:
{
INT cur_sel;
struct codec_info *ic;
BOOL can_configure = FALSE, can_about = FALSE;
struct choose_compressor *choose_comp;
if (HIWORD(wparam) != CBN_SELCHANGE && HIWORD(wparam) != CBN_SETFOCUS)
break;
choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
cur_sel = SendMessageW((HWND)lparam, CB_GETCURSEL, 0, 0);
ic = (struct codec_info *)SendMessageW((HWND)lparam, CB_GETITEMDATA, cur_sel, 0);
if (ic && ic->hic)
{
if (ICQueryConfigure(ic->hic) == DRVCNF_OK)
can_configure = TRUE;
if (ICQueryAbout(ic->hic) == DRVCNF_OK)
can_about = TRUE;
}
EnableWindow(GetDlgItem(hdlg, IDC_CONFIGURE), can_configure);
EnableWindow(GetDlgItem(hdlg, IDC_ABOUT), can_about);
if (choose_comp->flags & ICMF_CHOOSE_DATARATE)
{
/* FIXME */
}
if (choose_comp->flags & ICMF_CHOOSE_KEYFRAME)
{
/* FIXME */
}
break;
}
case IDC_CONFIGURE:
case IDC_ABOUT:
{
HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
INT cur_sel;
struct codec_info *ic;
if (HIWORD(wparam) != BN_CLICKED)
break;
cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
if (ic && ic->hic)
{
if (LOWORD(wparam) == IDC_CONFIGURE)
ICConfigure(ic->hic, hdlg);
else
ICAbout(ic->hic, hdlg);
}
break;
}
case IDOK:
{
HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
INT cur_sel;
struct codec_info *ic;
if (HIWORD(wparam) != BN_CLICKED)
break;
cur_sel = SendMessageW(list, CB_GETCURSEL, 0, 0);
ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, cur_sel, 0);
if (ic)
{
struct choose_compressor *choose_comp = (struct choose_compressor *)GetWindowLongPtrW(hdlg, DWLP_USER);
choose_comp->cv.hic = ic->hic;
choose_comp->cv.fccType = ic->icinfo.fccType;
choose_comp->cv.fccHandler = ic->icinfo.fccHandler;
/* FIXME: fill everything else */
/* prevent closing the codec handle below */
ic->hic = 0;
}
}
/* fall through */
case IDCANCEL:
{
HWND list = GetDlgItem(hdlg, IDC_COMP_LIST);
INT idx = 0;
if (HIWORD(wparam) != BN_CLICKED)
break;
while (1)
{
struct codec_info *ic;
ic = (struct codec_info *)SendMessageW(list, CB_GETITEMDATA, idx++, 0);
if (!ic || (LONG_PTR)ic == CB_ERR) break;
if (ic->hic) ICClose(ic->hic);
heap_free(ic);
}
EndDialog(hdlg, LOWORD(wparam) == IDOK);
break;
}
default:
break;
}
break;
default:
break;
}
return FALSE;
}
/***********************************************************************
* ICCompressorChoose [MSVFW32.@]
*/
BOOL VFWAPI ICCompressorChoose(HWND hwnd, UINT uiFlags, LPVOID pvIn,
LPVOID lpData, PCOMPVARS pc, LPSTR lpszTitle)
{
struct choose_compressor choose_comp;
BOOL ret;
TRACE("(%p,%08x,%p,%p,%p,%s)\n", hwnd, uiFlags, pvIn, lpData, pc, lpszTitle);
if (!pc || pc->cbSize != sizeof(COMPVARS))
return FALSE;
if (!(pc->dwFlags & ICMF_COMPVARS_VALID))
{
pc->dwFlags = 0;
pc->fccType = pc->fccHandler = 0;
pc->hic = NULL;
pc->lpbiIn = NULL;
pc->lpbiOut = NULL;
pc->lpBitsOut = pc->lpBitsPrev = pc->lpState = NULL;
pc->lQ = ICQUALITY_DEFAULT;
pc->lKey = -1;
pc->lDataRate = 300; /* kB */
pc->lpState = NULL;
pc->cbState = 0;
}
if (pc->fccType == 0)
pc->fccType = ICTYPE_VIDEO;
choose_comp.cv = *pc;
choose_comp.flags = uiFlags;
choose_comp.title = lpszTitle;
ret = DialogBoxParamW(MSVFW32_hModule, MAKEINTRESOURCEW(ICM_CHOOSE_COMPRESSOR), hwnd,
icm_choose_compressor_dlgproc, (LPARAM)&choose_comp);
if (ret)
{
*pc = choose_comp.cv;
pc->dwFlags |= ICMF_COMPVARS_VALID;
}
return ret;
}
/***********************************************************************
* ICCompressorFree [MSVFW32.@]
*/
void VFWAPI ICCompressorFree(PCOMPVARS pc)
{
TRACE("(%p)\n", pc);
if (pc && pc->cbSize == sizeof(COMPVARS))
{
if (pc->hic)
{
ICClose(pc->hic);
pc->hic = NULL;
}
heap_free(pc->lpbiIn);
pc->lpbiIn = NULL;
heap_free(pc->lpBitsOut);
pc->lpBitsOut = NULL;
heap_free(pc->lpBitsPrev);
pc->lpBitsPrev = NULL;
heap_free(pc->lpState);
pc->lpState = NULL;
pc->dwFlags = 0;
}
}
/***********************************************************************
* ICSendMessage [MSVFW32.@]
*/
LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
{
WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
if (!whic) return ICERR_BADHANDLE;
return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
}
/***********************************************************************
* ICDrawBegin [MSVFW32.@]
*/
DWORD VFWAPIV ICDrawBegin(
HIC hic, /* [in] */
DWORD dwFlags, /* [in] flags */
HPALETTE hpal, /* [in] palette to draw with */
HWND hwnd, /* [in] window to draw to */
HDC hdc, /* [in] HDC to draw to */
INT xDst, /* [in] destination rectangle */
INT yDst, /* [in] */
INT dxDst, /* [in] */
INT dyDst, /* [in] */
LPBITMAPINFOHEADER lpbi, /* [in] format of frame to draw */
INT xSrc, /* [in] source rectangle */
INT ySrc, /* [in] */
INT dxSrc, /* [in] */
INT dySrc, /* [in] */
DWORD dwRate, /* [in] frames/second = (dwRate/dwScale) */
DWORD dwScale) /* [in] */
{
ICDRAWBEGIN icdb;
TRACE("(%p,%d,%p,%p,%p,%u,%u,%u,%u,%p,%u,%u,%u,%u,%d,%d)\n",
hic, dwFlags, hpal, hwnd, hdc, xDst, yDst, dxDst, dyDst,
lpbi, xSrc, ySrc, dxSrc, dySrc, dwRate, dwScale);
icdb.dwFlags = dwFlags;
icdb.hpal = hpal;
icdb.hwnd = hwnd;
icdb.hdc = hdc;
icdb.xDst = xDst;
icdb.yDst = yDst;
icdb.dxDst = dxDst;
icdb.dyDst = dyDst;
icdb.lpbi = lpbi;
icdb.xSrc = xSrc;
icdb.ySrc = ySrc;
icdb.dxSrc = dxSrc;
icdb.dySrc = dySrc;
icdb.dwRate = dwRate;
icdb.dwScale = dwScale;
return ICSendMessage(hic,ICM_DRAW_BEGIN,(DWORD_PTR)&icdb,sizeof(icdb));
}
/***********************************************************************
* ICDraw [MSVFW32.@]
*/
DWORD VFWAPIV ICDraw(HIC hic, DWORD dwFlags, LPVOID lpFormat, LPVOID lpData, DWORD cbData, LONG lTime) {
ICDRAW icd;
TRACE("(%p,%d,%p,%p,%d,%d)\n",hic,dwFlags,lpFormat,lpData,cbData,lTime);
icd.dwFlags = dwFlags;
icd.lpFormat = lpFormat;
icd.lpData = lpData;
icd.cbData = cbData;
icd.lTime = lTime;
return ICSendMessage(hic,ICM_DRAW,(DWORD_PTR)&icd,sizeof(icd));
}
/***********************************************************************
* ICClose [MSVFW32.@]
*/
LRESULT WINAPI ICClose(HIC hic)
{
WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
WINE_HIC** p;
TRACE("(%p)\n",hic);
if (!whic) return ICERR_BADHANDLE;
if (whic->driverproc)
{
MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
}
else
{
CloseDriver(whic->hdrv, 0, 0);
}
/* remove whic from list */
for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
{
if ((*p) == whic)
{
*p = whic->next;
break;
}
}
heap_free(whic);
return 0;
}
/***********************************************************************
* ICImageCompress [MSVFW32.@]
*/
HANDLE VFWAPI ICImageCompress(
HIC hic, UINT uiFlags,
LPBITMAPINFO lpbiIn, LPVOID lpBits,
LPBITMAPINFO lpbiOut, LONG lQuality,
LONG* plSize)
{
FIXME("(%p,%08x,%p,%p,%p,%d,%p)\n",
hic, uiFlags, lpbiIn, lpBits, lpbiOut, lQuality, plSize);
return NULL;
}
/***********************************************************************
* ICImageDecompress [MSVFW32.@]
*/
HANDLE VFWAPI ICImageDecompress(
HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
LPVOID lpBits, LPBITMAPINFO lpbiOut)
{
HGLOBAL hMem = NULL;
BYTE* pMem = NULL;
BOOL bReleaseIC = FALSE;
BYTE* pHdr = NULL;
ULONG cbHdr = 0;
BOOL bSucceeded = FALSE;
BOOL bInDecompress = FALSE;
DWORD biSizeImage;
TRACE("(%p,%08x,%p,%p,%p)\n",
hic, uiFlags, lpbiIn, lpBits, lpbiOut);
if ( hic == NULL )
{
hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
if ( hic == NULL )
{
WARN("no handler\n" );
goto err;
}
bReleaseIC = TRUE;
}
if ( uiFlags != 0 )
{
FIXME( "unknown flag %08x\n", uiFlags );
goto err;
}
if ( lpbiIn == NULL || lpBits == NULL )
{
WARN("invalid argument\n");
goto err;
}
if ( lpbiOut != NULL )
{
if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
goto err;
cbHdr = sizeof(BITMAPINFOHEADER);
if ( lpbiOut->bmiHeader.biCompression == 3 )
cbHdr += sizeof(DWORD)*3;
else
if ( lpbiOut->bmiHeader.biBitCount <= 8 )
{
if ( lpbiOut->bmiHeader.biClrUsed == 0 )
cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
else
cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
}
}
else
{
TRACE( "get format\n" );
cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
if ( cbHdr < sizeof(BITMAPINFOHEADER) )
goto err;
if (!(pHdr = heap_alloc_zero(cbHdr + sizeof(RGBQUAD) * 256)))
goto err;
if ( ICDecompressGetFormat( hic, lpbiIn, pHdr ) != ICERR_OK )
goto err;
lpbiOut = (BITMAPINFO*)pHdr;
if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
{
if ( lpbiIn->bmiHeader.biClrUsed == 0 )
memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
else
memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
}
if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
lpbiOut->bmiHeader.biClrUsed == 0 )
lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;
lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
}
biSizeImage = lpbiOut->bmiHeader.biSizeImage;
if ( biSizeImage == 0 )
biSizeImage = get_size_image(lpbiOut->bmiHeader.biWidth, lpbiOut->bmiHeader.biHeight, lpbiOut->bmiHeader.biBitCount);
TRACE( "call ICDecompressBegin\n" );
if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
goto err;
bInDecompress = TRUE;
TRACE( "cbHdr %d, biSizeImage %d\n", cbHdr, biSizeImage );
hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
if ( hMem == NULL )
{
WARN( "out of memory\n" );
goto err;
}
pMem = GlobalLock( hMem );
if ( pMem == NULL )
goto err;
memcpy( pMem, lpbiOut, cbHdr );
TRACE( "call ICDecompress\n" );
if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
goto err;
bSucceeded = TRUE;
err:
if ( bInDecompress )
ICDecompressEnd( hic );
if ( bReleaseIC )
ICClose(hic);
heap_free(pHdr);
if ( pMem != NULL )
GlobalUnlock( hMem );
if ( !bSucceeded && hMem != NULL )
{
GlobalFree(hMem); hMem = NULL;
}
return hMem;
}
/***********************************************************************
* ICSeqCompressFrame [MSVFW32.@]
*/
LPVOID VFWAPI ICSeqCompressFrame(PCOMPVARS pc, UINT uiFlags, LPVOID lpBits, BOOL *pfKey, LONG *plSize)
{
ICCOMPRESS* icComp = pc->lpState;
DWORD ret;
TRACE("(%p, 0x%08x, %p, %p, %p)\n", pc, uiFlags, lpBits, pfKey, plSize);
if (pc->cbState != sizeof(ICCOMPRESS))
{
ERR("Invalid cbState %i\n", pc->cbState);
return NULL;
}
if (!pc->lKeyCount++)
icComp->dwFlags = ICCOMPRESS_KEYFRAME;
else
{
if (pc->lKey && pc->lKeyCount == (pc->lKey - 1))
/* No key frames if pc->lKey == 0 */
pc->lKeyCount = 0;
icComp->dwFlags = 0;
}
icComp->lpInput = lpBits;
icComp->lFrameNum = pc->lFrame++;
icComp->lpOutput = pc->lpBitsOut;
icComp->lpPrev = pc->lpBitsPrev;
ret = ICSendMessage(pc->hic, ICM_COMPRESS, (DWORD_PTR)icComp, sizeof(*icComp));
if (ret == ICERR_OK)
{
LPVOID oldprev, oldout;
if (icComp->dwFlags & AVIIF_KEYFRAME)
{
pc->lKeyCount = 1;
*pfKey = TRUE;
TRACE("Key frame\n");
}
else
*pfKey = FALSE;
*plSize = icComp->lpbiOutput->biSizeImage;
/* We shift Prev and Out, so we don't have to allocate and release memory */
oldprev = pc->lpBitsPrev;
oldout = pc->lpBitsOut;
pc->lpBitsPrev = oldout;
pc->lpBitsOut = oldprev;
TRACE("returning: %p, compressed frame size %u\n", icComp->lpOutput, *plSize);
return icComp->lpOutput;
}
return NULL;
}
static void clear_compvars(PCOMPVARS pc)
{
heap_free(pc->lpbiIn);
heap_free(pc->lpBitsPrev);
heap_free(pc->lpBitsOut);
heap_free(pc->lpState);
pc->lpbiIn = pc->lpBitsPrev = pc->lpBitsOut = pc->lpState = NULL;
if (pc->dwFlags & 0x80000000)
{
heap_free(pc->lpbiOut);
pc->lpbiOut = NULL;
pc->dwFlags &= ~0x80000000;
}
}
/***********************************************************************
* ICSeqCompressFrameEnd [MSVFW32.@]
*/
void VFWAPI ICSeqCompressFrameEnd(PCOMPVARS pc)
{
TRACE("(%p)\n", pc);
ICSendMessage(pc->hic, ICM_COMPRESS_END, 0, 0);
clear_compvars(pc);
}
static BITMAPINFO *copy_bitmapinfo(const BITMAPINFO *src)
{
int num_colors;
unsigned int size;
BITMAPINFO *dst;
if (src->bmiHeader.biClrUsed)
num_colors = min(src->bmiHeader.biClrUsed, 256);
else
num_colors = src->bmiHeader.biBitCount > 8 ? 0 : 1 << src->bmiHeader.biBitCount;
size = FIELD_OFFSET(BITMAPINFO, bmiColors[num_colors]);
if (src->bmiHeader.biCompression == BI_BITFIELDS)
size += 3 * sizeof(DWORD);
if (!(dst = heap_alloc(size)))
return NULL;
memcpy(dst, src, size);
return dst;
}
/***********************************************************************
* ICSeqCompressFrameStart [MSVFW32.@]
*/
BOOL VFWAPI ICSeqCompressFrameStart(PCOMPVARS pc, LPBITMAPINFO lpbiIn)
{
/* I'm ignoring bmiColors as I don't know what to do with it,
* it doesn't appear to be used though
*/
DWORD ret;
ICCOMPRESS* icComp;
if (!(pc->lpbiIn = copy_bitmapinfo(lpbiIn)))
return FALSE;
if (!(pc->lpState = heap_alloc(sizeof(ICCOMPRESS) + sizeof(*icComp->lpckid) + sizeof(*icComp->lpdwFlags))))
goto error;
pc->cbState = sizeof(ICCOMPRESS);
if (!pc->lpbiOut)
{
/* Ask compressor for needed header size */
int size = ICSendMessage(pc->hic, ICM_COMPRESS_GET_FORMAT,
(DWORD_PTR)pc->lpbiIn, 0);
if (size <= 0)
goto error;
if (!(pc->lpbiOut = heap_alloc_zero(size)))
goto error;
/* Flag to show that we allocated lpbiOut for proper cleanup */
pc->dwFlags |= 0x80000000;
ret = ICSendMessage(pc->hic, ICM_COMPRESS_GET_FORMAT,
(DWORD_PTR)pc->lpbiIn, (DWORD_PTR)pc->lpbiOut);
if (ret != ICERR_OK)
{
ERR("Could not get output format from compressor\n");
goto error;
}
if (!pc->lpbiOut->bmiHeader.biSizeImage)
{
/* If we can't know the output frame size for sure at least allocate
* the same size of the input frame and also at least 8Kb to be sure
* that poor compressors will have enough memory to work if the input
* frame is too small.
*/
pc->lpbiOut->bmiHeader.biSizeImage = max(8192, pc->lpbiIn->bmiHeader.biSizeImage);
ERR("Bad codec! Invalid output frame size, guessing from input\n");
}
}
TRACE("Input: %ux%u, fcc %s, bpp %u, size %u\n",
pc->lpbiIn->bmiHeader.biWidth, pc->lpbiIn->bmiHeader.biHeight,
wine_dbgstr_fcc(pc->lpbiIn->bmiHeader.biCompression),
pc->lpbiIn->bmiHeader.biBitCount,
pc->lpbiIn->bmiHeader.biSizeImage);
TRACE("Output: %ux%u, fcc %s, bpp %u, size %u\n",
pc->lpbiOut->bmiHeader.biWidth, pc->lpbiOut->bmiHeader.biHeight,
wine_dbgstr_fcc(pc->lpbiOut->bmiHeader.biCompression),
pc->lpbiOut->bmiHeader.biBitCount,
pc->lpbiOut->bmiHeader.biSizeImage);
/* Buffer for compressed frame data */
if (!(pc->lpBitsOut = heap_alloc(pc->lpbiOut->bmiHeader.biSizeImage)))
goto error;
/* Buffer for previous compressed frame data */
if (!(pc->lpBitsPrev = heap_alloc(pc->lpbiOut->bmiHeader.biSizeImage)))
goto error;
TRACE("Compvars:\n"
"\tsize: %i\n"
"\tflags: 0x%x\n"
"\thic: %p\n"
"\ttype: %s\n"
"\thandler: %s\n"
"\tin/out: %p/%p\n"
"\tkey/data/quality: %i/%i/%i\n",
pc->cbSize, pc->dwFlags, pc->hic, wine_dbgstr_fcc(pc->fccType),
wine_dbgstr_fcc(pc->fccHandler), pc->lpbiIn, pc->lpbiOut, pc->lKey,
pc->lDataRate, pc->lQ);
ret = ICSendMessage(pc->hic, ICM_COMPRESS_BEGIN, (DWORD_PTR)pc->lpbiIn, (DWORD_PTR)pc->lpbiOut);
if (ret == ICERR_OK)
{
icComp = pc->lpState;
/* Initialise some variables */
pc->lFrame = 0; pc->lKeyCount = 0;
icComp->lpbiOutput = &pc->lpbiOut->bmiHeader;
icComp->lpbiInput = &pc->lpbiIn->bmiHeader;
icComp->lpckid = (DWORD *)(icComp + 1);
*icComp->lpckid = 0;
icComp->lpdwFlags = (DWORD *)((char *)(icComp + 1) + sizeof(*icComp->lpckid));
*icComp->lpdwFlags = 0;
icComp->dwFrameSize = 0;
icComp->dwQuality = pc->lQ;
icComp->lpbiPrev = &pc->lpbiIn->bmiHeader;
return TRUE;
}
error:
clear_compvars(pc);
return FALSE;
}
/***********************************************************************
* GetFileNamePreview [MSVFW32.@]
*/
static BOOL GetFileNamePreview(LPVOID lpofn,BOOL bSave,BOOL bUnicode)
{
CHAR szFunctionName[20];
BOOL (*fnGetFileName)(LPVOID);
HMODULE hComdlg32;
BOOL ret;
FIXME("(%p,%d,%d), semi-stub!\n",lpofn,bSave,bUnicode);
lstrcpyA(szFunctionName, (bSave ? "GetSaveFileName" : "GetOpenFileName"));
lstrcatA(szFunctionName, (bUnicode ? "W" : "A"));
hComdlg32 = LoadLibraryA("COMDLG32.DLL");
if (hComdlg32 == NULL)
return FALSE;
fnGetFileName = (LPVOID)GetProcAddress(hComdlg32, szFunctionName);
if (fnGetFileName == NULL)
{
FreeLibrary(hComdlg32);
return FALSE;
}
/* FIXME: need to add OFN_ENABLEHOOK and our own handler */
ret = fnGetFileName(lpofn);
FreeLibrary(hComdlg32);
return ret;
}
/***********************************************************************
* GetOpenFileNamePreviewA [MSVFW32.@]
*/
BOOL WINAPI GetOpenFileNamePreviewA(LPOPENFILENAMEA lpofn)
{
FIXME("(%p), semi-stub!\n", lpofn);
return GetFileNamePreview(lpofn, FALSE, FALSE);
}
/***********************************************************************
* GetOpenFileNamePreviewW [MSVFW32.@]
*/
BOOL WINAPI GetOpenFileNamePreviewW(LPOPENFILENAMEW lpofn)
{
FIXME("(%p), semi-stub!\n", lpofn);
return GetFileNamePreview(lpofn, FALSE, TRUE);
}
/***********************************************************************
* GetSaveFileNamePreviewA [MSVFW32.@]
*/
BOOL WINAPI GetSaveFileNamePreviewA(LPOPENFILENAMEA lpofn)
{
FIXME("(%p), semi-stub!\n", lpofn);
return GetFileNamePreview(lpofn, TRUE, FALSE);
}
/***********************************************************************
* GetSaveFileNamePreviewW [MSVFW32.@]
*/
BOOL WINAPI GetSaveFileNamePreviewW(LPOPENFILENAMEW lpofn)
{
FIXME("(%p), semi-stub!\n", lpofn);
return GetFileNamePreview(lpofn, TRUE, TRUE);
}
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