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Sweden-Number/dlls/comctl32/animate.c

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* Animation control
*
* Copyright 1998, 1999 Eric Kohl
* 1999 Eric Pouech
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* NOTES
* I will only improve this control once in a while.
* Eric <ekohl@abo.rhein-zeitung.de>
*
* TODO:
* - check for the 'rec ' list in some AVI files
* - concurrent access to infoPtr
*/
#include <string.h>
#include "winbase.h"
#include "commctrl.h"
#include "vfw.h"
#include "mmsystem.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(animate);
static struct {
HMODULE hModule;
HIC (WINAPI *fnICOpen)(DWORD, DWORD, UINT);
LRESULT (WINAPI *fnICClose)(HIC);
LRESULT (WINAPI *fnICSendMessage)(HIC, UINT, DWORD, DWORD);
DWORD (WINAPIV *fnICDecompress)(HIC,DWORD,LPBITMAPINFOHEADER,LPVOID,LPBITMAPINFOHEADER,LPVOID);
} fnIC;
typedef struct
{
/* reference to input stream (file or resource) */
HGLOBAL hRes;
HMMIO hMMio; /* handle to mmio stream */
HWND hWnd;
/* information on the loaded AVI file */
MainAVIHeader mah;
AVIStreamHeader ash;
LPBITMAPINFOHEADER inbih;
LPDWORD lpIndex;
/* data for the decompressor */
HIC hic;
LPBITMAPINFOHEADER outbih;
LPVOID indata;
LPVOID outdata;
/* data for the background mechanism */
CRITICAL_SECTION cs;
HANDLE hThread;
UINT uTimer;
/* data for playing the file */
int nFromFrame;
int nToFrame;
int nLoop;
int currFrame;
/* tranparency info*/
COLORREF transparentColor;
HBRUSH hbrushBG;
HBITMAP hbmPrevFrame;
} ANIMATE_INFO;
#define ANIMATE_GetInfoPtr(hWnd) ((ANIMATE_INFO *)GetWindowLongA(hWnd, 0))
#define ANIMATE_COLOR_NONE 0xffffffff
static void ANIMATE_Notify(ANIMATE_INFO* infoPtr, UINT notif)
{
SendMessageA(GetParent(infoPtr->hWnd), WM_COMMAND,
MAKEWPARAM(GetDlgCtrlID(infoPtr->hWnd), notif),
(LPARAM)infoPtr->hWnd);
}
static BOOL ANIMATE_LoadResA(ANIMATE_INFO *infoPtr, HINSTANCE hInst, LPSTR lpName)
{
HRSRC hrsrc;
MMIOINFO mminfo;
LPVOID lpAvi;
hrsrc = FindResourceA(hInst, lpName, "AVI");
if (!hrsrc)
return FALSE;
infoPtr->hRes = LoadResource(hInst, hrsrc);
if (!infoPtr->hRes)
return FALSE;
lpAvi = LockResource(infoPtr->hRes);
if (!lpAvi)
return FALSE;
memset(&mminfo, 0, sizeof(mminfo));
mminfo.fccIOProc = FOURCC_MEM;
mminfo.pchBuffer = (LPSTR)lpAvi;
mminfo.cchBuffer = SizeofResource(hInst, hrsrc);
infoPtr->hMMio = mmioOpenA(NULL, &mminfo, MMIO_READ);
if (!infoPtr->hMMio) {
GlobalFree((HGLOBAL)lpAvi);
return FALSE;
}
return TRUE;
}
static BOOL ANIMATE_LoadFileA(ANIMATE_INFO *infoPtr, LPSTR lpName)
{
infoPtr->hMMio = mmioOpenA((LPSTR)lpName, NULL,
MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
if (!infoPtr->hMMio)
return FALSE;
return TRUE;
}
static LRESULT ANIMATE_DoStop(ANIMATE_INFO *infoPtr)
{
EnterCriticalSection(&infoPtr->cs);
/* should stop playing */
if (infoPtr->hThread)
{
if (!TerminateThread(infoPtr->hThread,0))
WARN("could not destroy animation thread!\n");
infoPtr->hThread = 0;
}
if (infoPtr->uTimer) {
KillTimer(infoPtr->hWnd, infoPtr->uTimer);
infoPtr->uTimer = 0;
}
LeaveCriticalSection(&infoPtr->cs);
ANIMATE_Notify(infoPtr, ACN_STOP);
return TRUE;
}
static void ANIMATE_Free(ANIMATE_INFO *infoPtr)
{
if (infoPtr->hMMio) {
ANIMATE_DoStop(infoPtr);
mmioClose(infoPtr->hMMio, 0);
if (infoPtr->hRes) {
FreeResource(infoPtr->hRes);
infoPtr->hRes = 0;
}
if (infoPtr->lpIndex) {
HeapFree(GetProcessHeap(), 0, infoPtr->lpIndex);
infoPtr->lpIndex = NULL;
}
if (infoPtr->hic) {
fnIC.fnICClose(infoPtr->hic);
infoPtr->hic = 0;
}
if (infoPtr->inbih) {
HeapFree(GetProcessHeap(), 0, infoPtr->inbih);
infoPtr->inbih = NULL;
}
if (infoPtr->outbih) {
HeapFree(GetProcessHeap(), 0, infoPtr->outbih);
infoPtr->outbih = NULL;
}
if( infoPtr->indata )
{
HeapFree(GetProcessHeap(), 0, infoPtr->indata);
infoPtr->indata = NULL;
}
if( infoPtr->outdata )
{
HeapFree(GetProcessHeap(), 0, infoPtr->outdata);
infoPtr->outdata = NULL;
}
if( infoPtr->hbmPrevFrame )
{
DeleteObject(infoPtr->hbmPrevFrame);
infoPtr->hbmPrevFrame = 0;
}
infoPtr->indata = infoPtr->outdata = NULL;
infoPtr->hWnd = 0;
infoPtr->hMMio = 0;
memset(&infoPtr->mah, 0, sizeof(infoPtr->mah));
memset(&infoPtr->ash, 0, sizeof(infoPtr->ash));
infoPtr->nFromFrame = infoPtr->nToFrame = infoPtr->nLoop = infoPtr->currFrame = 0;
}
infoPtr->transparentColor = ANIMATE_COLOR_NONE;
}
static void ANIMATE_TransparentBlt(ANIMATE_INFO* infoPtr, HDC hdcDest, HDC hdcSource)
{
HDC hdcMask;
HBITMAP hbmMask;
HBITMAP hbmOld;
/* create a transparency mask */
hdcMask = CreateCompatibleDC(hdcDest);
hbmMask = CreateBitmap(infoPtr->inbih->biWidth, infoPtr->inbih->biHeight, 1,1,NULL);
hbmOld = SelectObject(hdcMask, hbmMask);
SetBkColor(hdcSource,infoPtr->transparentColor);
BitBlt(hdcMask,0,0,infoPtr->inbih->biWidth, infoPtr->inbih->biHeight,hdcSource,0,0,SRCCOPY);
/* mask the source bitmap */
SetBkColor(hdcSource, RGB(0,0,0));
SetTextColor(hdcSource, RGB(255,255,255));
BitBlt(hdcSource, 0, 0, infoPtr->inbih->biWidth, infoPtr->inbih->biHeight, hdcMask, 0, 0, SRCAND);
/* mask the destination bitmap */
SetBkColor(hdcDest, RGB(255,255,255));
SetTextColor(hdcDest, RGB(0,0,0));
BitBlt(hdcDest, 0, 0, infoPtr->inbih->biWidth, infoPtr->inbih->biHeight, hdcMask, 0, 0, SRCAND);
/* combine source and destination */
BitBlt(hdcDest,0,0,infoPtr->inbih->biWidth, infoPtr->inbih->biHeight,hdcSource,0,0,SRCPAINT);
SelectObject(hdcMask, hbmOld);
DeleteObject(hbmMask);
DeleteDC(hdcMask);
}
static LRESULT ANIMATE_PaintFrame(ANIMATE_INFO* infoPtr, HDC hDC)
{
void* pBitmapData = NULL;
LPBITMAPINFO pBitmapInfo = NULL;
HDC hdcMem;
HBITMAP hbmOld;
int nOffsetX = 0;
int nOffsetY = 0;
int nWidth;
int nHeight;
if (!hDC || !infoPtr->inbih)
return TRUE;
if (infoPtr->hic )
{
pBitmapData = infoPtr->outdata;
pBitmapInfo = (LPBITMAPINFO)infoPtr->outbih;
nWidth = infoPtr->outbih->biWidth;
nHeight = infoPtr->outbih->biHeight;
} else
{
pBitmapData = infoPtr->indata;
pBitmapInfo = (LPBITMAPINFO)infoPtr->inbih;
nWidth = infoPtr->inbih->biWidth;
nHeight = infoPtr->inbih->biHeight;
}
if(!infoPtr->hbmPrevFrame)
{
infoPtr->hbmPrevFrame=CreateCompatibleBitmap(hDC, nWidth,nHeight );
}
SetDIBits(hDC, infoPtr->hbmPrevFrame, 0, nHeight, pBitmapData, (LPBITMAPINFO)pBitmapInfo, DIB_RGB_COLORS);
hdcMem = CreateCompatibleDC(hDC);
hbmOld = SelectObject(hdcMem, infoPtr->hbmPrevFrame);
/*
* we need to get the transparent color even without ACS_TRANSPARENT,
* because the style can be changed later on and the color should always
* be obtained in the first frame
*/
if(infoPtr->transparentColor == ANIMATE_COLOR_NONE)
{
infoPtr->transparentColor = GetPixel(hdcMem,0,0);
}
if(GetWindowLongA(infoPtr->hWnd, GWL_STYLE) & ACS_TRANSPARENT)
{
HDC hdcFinal = CreateCompatibleDC(hDC);
HBITMAP hbmFinal = CreateCompatibleBitmap(hDC,nWidth, nHeight);
HBITMAP hbmOld2 = SelectObject(hdcFinal, hbmFinal);
RECT rect;
rect.left = 0;
rect.top = 0;
rect.right = nWidth;
rect.bottom = nHeight;
if(!infoPtr->hbrushBG)
infoPtr->hbrushBG = GetCurrentObject(hDC, OBJ_BRUSH);
FillRect(hdcFinal, &rect, infoPtr->hbrushBG);
ANIMATE_TransparentBlt(infoPtr, hdcFinal, hdcMem);
SelectObject(hdcFinal, hbmOld2);
SelectObject(hdcMem, hbmFinal);
DeleteDC(hdcFinal);
DeleteObject(infoPtr->hbmPrevFrame);
infoPtr->hbmPrevFrame = hbmFinal;
}
if (GetWindowLongA(infoPtr->hWnd, GWL_STYLE) & ACS_CENTER)
{
RECT rect;
GetWindowRect(infoPtr->hWnd, &rect);
nOffsetX = ((rect.right - rect.left) - nWidth)/2;
nOffsetY = ((rect.bottom - rect.top) - nHeight)/2;
}
BitBlt(hDC, nOffsetX, nOffsetY, nWidth, nHeight, hdcMem, 0, 0, SRCCOPY);
SelectObject(hdcMem, hbmOld);
DeleteDC(hdcMem);
return TRUE;
}
static LRESULT ANIMATE_DrawFrame(ANIMATE_INFO* infoPtr)
{
HDC hDC;
TRACE("Drawing frame %d (loop %d)\n", infoPtr->currFrame, infoPtr->nLoop);
EnterCriticalSection(&infoPtr->cs);
mmioSeek(infoPtr->hMMio, infoPtr->lpIndex[infoPtr->currFrame], SEEK_SET);
mmioRead(infoPtr->hMMio, infoPtr->indata, infoPtr->ash.dwSuggestedBufferSize);
if (infoPtr->hic &&
fnIC.fnICDecompress(infoPtr->hic, 0, infoPtr->inbih, infoPtr->indata,
infoPtr->outbih, infoPtr->outdata) != ICERR_OK) {
LeaveCriticalSection(&infoPtr->cs);
WARN("Decompression error\n");
return FALSE;
}
if ((hDC = GetDC(infoPtr->hWnd)) != 0) {
ANIMATE_PaintFrame(infoPtr, hDC);
ReleaseDC(infoPtr->hWnd, hDC);
}
if (infoPtr->currFrame++ >= infoPtr->nToFrame) {
infoPtr->currFrame = infoPtr->nFromFrame;
if (infoPtr->nLoop != -1) {
if (--infoPtr->nLoop == 0) {
ANIMATE_DoStop(infoPtr);
}
}
}
LeaveCriticalSection(&infoPtr->cs);
return TRUE;
}
static DWORD CALLBACK ANIMATE_AnimationThread(LPVOID ptr_)
{
ANIMATE_INFO* infoPtr = (ANIMATE_INFO*)ptr_;
HDC hDC;
if(!infoPtr)
{
WARN("animation structure undefined!\n");
return FALSE;
}
while(1)
{
if(GetWindowLongA(infoPtr->hWnd, GWL_STYLE) & ACS_TRANSPARENT)
{
hDC = GetDC(infoPtr->hWnd);
/* sometimes the animation window will be destroyed in between
* by the main program, so a ReleaseDC() error msg is possible */
infoPtr->hbrushBG = SendMessageA(GetParent(infoPtr->hWnd),
WM_CTLCOLORSTATIC, hDC,
(LPARAM)infoPtr->hWnd);
ReleaseDC(infoPtr->hWnd,hDC);
}
EnterCriticalSection(&infoPtr->cs);
ANIMATE_DrawFrame(infoPtr);
LeaveCriticalSection(&infoPtr->cs);
/* time is in microseconds, we should convert it to milliseconds */
Sleep((infoPtr->mah.dwMicroSecPerFrame+500)/1000);
}
return TRUE;
}
static LRESULT ANIMATE_Play(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
ANIMATE_INFO *infoPtr = ANIMATE_GetInfoPtr(hWnd);
/* nothing opened */
if (!infoPtr->hMMio)
return FALSE;
if (infoPtr->hThread || infoPtr->uTimer) {
FIXME("Already playing ? what should I do ??\n");
ANIMATE_DoStop(infoPtr);
}
infoPtr->nFromFrame = (INT)LOWORD(lParam);
infoPtr->nToFrame = (INT)HIWORD(lParam);
infoPtr->nLoop = (INT)wParam;
if (infoPtr->nToFrame == 0xFFFF)
infoPtr->nToFrame = infoPtr->mah.dwTotalFrames - 1;
TRACE("(repeat=%d from=%d to=%d);\n",
infoPtr->nLoop, infoPtr->nFromFrame, infoPtr->nToFrame);
if (infoPtr->nFromFrame >= infoPtr->nToFrame ||
infoPtr->nToFrame >= infoPtr->mah.dwTotalFrames)
return FALSE;
infoPtr->currFrame = infoPtr->nFromFrame;
if (GetWindowLongA(hWnd, GWL_STYLE) & ACS_TIMER) {
TRACE("Using a timer\n");
/* create a timer to display AVI */
infoPtr->uTimer = SetTimer(hWnd, 1, infoPtr->mah.dwMicroSecPerFrame / 1000, NULL);
} else {
DWORD threadID;
TRACE("Using an animation thread\n");
infoPtr->hThread = CreateThread(0,0,ANIMATE_AnimationThread,(LPVOID)infoPtr,0,0 &threadID);
if(!infoPtr->hThread)
{
ERR("Could not create animation thread!\n");
return FALSE;
}
}
ANIMATE_Notify(infoPtr, ACN_START);
return TRUE;
}
static BOOL ANIMATE_GetAviInfo(ANIMATE_INFO *infoPtr)
{
MMCKINFO ckMainRIFF;
MMCKINFO mmckHead;
MMCKINFO mmckList;
MMCKINFO mmckInfo;
DWORD numFrame;
DWORD insize;
if (mmioDescend(infoPtr->hMMio, &ckMainRIFF, NULL, 0) != 0) {
WARN("Can't find 'RIFF' chunk\n");
return FALSE;
}
if ((ckMainRIFF.ckid != FOURCC_RIFF) ||
(ckMainRIFF.fccType != mmioFOURCC('A', 'V', 'I', ' '))) {
WARN("Can't find 'AVI ' chunk\n");
return FALSE;
}
mmckHead.fccType = mmioFOURCC('h', 'd', 'r', 'l');
if (mmioDescend(infoPtr->hMMio, &mmckHead, &ckMainRIFF, MMIO_FINDLIST) != 0) {
WARN("Can't find 'hdrl' list\n");
return FALSE;
}
mmckInfo.ckid = mmioFOURCC('a', 'v', 'i', 'h');
if (mmioDescend(infoPtr->hMMio, &mmckInfo, &mmckHead, MMIO_FINDCHUNK) != 0) {
WARN("Can't find 'avih' chunk\n");
return FALSE;
}
mmioRead(infoPtr->hMMio, (LPSTR)&infoPtr->mah, sizeof(infoPtr->mah));
TRACE("mah.dwMicroSecPerFrame=%ld\n", infoPtr->mah.dwMicroSecPerFrame);
TRACE("mah.dwMaxBytesPerSec=%ld\n", infoPtr->mah.dwMaxBytesPerSec);
TRACE("mah.dwPaddingGranularity=%ld\n", infoPtr->mah.dwPaddingGranularity);
TRACE("mah.dwFlags=%ld\n", infoPtr->mah.dwFlags);
TRACE("mah.dwTotalFrames=%ld\n", infoPtr->mah.dwTotalFrames);
TRACE("mah.dwInitialFrames=%ld\n", infoPtr->mah.dwInitialFrames);
TRACE("mah.dwStreams=%ld\n", infoPtr->mah.dwStreams);
TRACE("mah.dwSuggestedBufferSize=%ld\n", infoPtr->mah.dwSuggestedBufferSize);
TRACE("mah.dwWidth=%ld\n", infoPtr->mah.dwWidth);
TRACE("mah.dwHeight=%ld\n", infoPtr->mah.dwHeight);
mmioAscend(infoPtr->hMMio, &mmckInfo, 0);
mmckList.fccType = mmioFOURCC('s', 't', 'r', 'l');
if (mmioDescend(infoPtr->hMMio, &mmckList, &mmckHead, MMIO_FINDLIST) != 0) {
WARN("Can't find 'strl' list\n");
return FALSE;
}
mmckInfo.ckid = mmioFOURCC('s', 't', 'r', 'h');
if (mmioDescend(infoPtr->hMMio, &mmckInfo, &mmckList, MMIO_FINDCHUNK) != 0) {
WARN("Can't find 'strh' chunk\n");
return FALSE;
}
mmioRead(infoPtr->hMMio, (LPSTR)&infoPtr->ash, sizeof(infoPtr->ash));
TRACE("ash.fccType='%c%c%c%c'\n", LOBYTE(LOWORD(infoPtr->ash.fccType)),
HIBYTE(LOWORD(infoPtr->ash.fccType)),
LOBYTE(HIWORD(infoPtr->ash.fccType)),
HIBYTE(HIWORD(infoPtr->ash.fccType)));
TRACE("ash.fccHandler='%c%c%c%c'\n", LOBYTE(LOWORD(infoPtr->ash.fccHandler)),
HIBYTE(LOWORD(infoPtr->ash.fccHandler)),
LOBYTE(HIWORD(infoPtr->ash.fccHandler)),
HIBYTE(HIWORD(infoPtr->ash.fccHandler)));
TRACE("ash.dwFlags=%ld\n", infoPtr->ash.dwFlags);
TRACE("ash.wPriority=%d\n", infoPtr->ash.wPriority);
TRACE("ash.wLanguage=%d\n", infoPtr->ash.wLanguage);
TRACE("ash.dwInitialFrames=%ld\n", infoPtr->ash.dwInitialFrames);
TRACE("ash.dwScale=%ld\n", infoPtr->ash.dwScale);
TRACE("ash.dwRate=%ld\n", infoPtr->ash.dwRate);
TRACE("ash.dwStart=%ld\n", infoPtr->ash.dwStart);
TRACE("ash.dwLength=%ld\n", infoPtr->ash.dwLength);
TRACE("ash.dwSuggestedBufferSize=%ld\n", infoPtr->ash.dwSuggestedBufferSize);
TRACE("ash.dwQuality=%ld\n", infoPtr->ash.dwQuality);
TRACE("ash.dwSampleSize=%ld\n", infoPtr->ash.dwSampleSize);
TRACE("ash.rcFrame=(%d,%d,%d,%d)\n", infoPtr->ash.rcFrame.top, infoPtr->ash.rcFrame.left,
infoPtr->ash.rcFrame.bottom, infoPtr->ash.rcFrame.right);
mmioAscend(infoPtr->hMMio, &mmckInfo, 0);
mmckInfo.ckid = mmioFOURCC('s', 't', 'r', 'f');
if (mmioDescend(infoPtr->hMMio, &mmckInfo, &mmckList, MMIO_FINDCHUNK) != 0) {
WARN("Can't find 'strh' chunk\n");
return FALSE;
}
infoPtr->inbih = HeapAlloc(GetProcessHeap(), 0, mmckInfo.cksize);
if (!infoPtr->inbih) {
WARN("Can't alloc input BIH\n");
return FALSE;
}
mmioRead(infoPtr->hMMio, (LPSTR)infoPtr->inbih, mmckInfo.cksize);
TRACE("bih.biSize=%ld\n", infoPtr->inbih->biSize);
TRACE("bih.biWidth=%ld\n", infoPtr->inbih->biWidth);
TRACE("bih.biHeight=%ld\n", infoPtr->inbih->biHeight);
TRACE("bih.biPlanes=%d\n", infoPtr->inbih->biPlanes);
TRACE("bih.biBitCount=%d\n", infoPtr->inbih->biBitCount);
TRACE("bih.biCompression=%ld\n", infoPtr->inbih->biCompression);
TRACE("bih.biSizeImage=%ld\n", infoPtr->inbih->biSizeImage);
TRACE("bih.biXPelsPerMeter=%ld\n", infoPtr->inbih->biXPelsPerMeter);
TRACE("bih.biYPelsPerMeter=%ld\n", infoPtr->inbih->biYPelsPerMeter);
TRACE("bih.biClrUsed=%ld\n", infoPtr->inbih->biClrUsed);
TRACE("bih.biClrImportant=%ld\n", infoPtr->inbih->biClrImportant);
mmioAscend(infoPtr->hMMio, &mmckInfo, 0);
mmioAscend(infoPtr->hMMio, &mmckList, 0);
#if 0
/* an AVI has 0 or 1 video stream, and to be animated should not contain
* an audio stream, so only one strl is allowed
*/
mmckList.fccType = mmioFOURCC('s', 't', 'r', 'l');
if (mmioDescend(infoPtr->hMMio, &mmckList, &mmckHead, MMIO_FINDLIST) == 0) {
WARN("There should be a single 'strl' list\n");
return FALSE;
}
#endif
mmioAscend(infoPtr->hMMio, &mmckHead, 0);
/* no need to read optional JUNK chunk */
mmckList.fccType = mmioFOURCC('m', 'o', 'v', 'i');
if (mmioDescend(infoPtr->hMMio, &mmckList, &ckMainRIFF, MMIO_FINDLIST) != 0) {
WARN("Can't find 'movi' list\n");
return FALSE;
}
/* FIXME: should handle the 'rec ' LIST when present */
infoPtr->lpIndex = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
infoPtr->mah.dwTotalFrames * sizeof(DWORD));
if (!infoPtr->lpIndex) {
WARN("Can't alloc index array\n");
return FALSE;
}
numFrame = insize = 0;
while (mmioDescend(infoPtr->hMMio, &mmckInfo, &mmckList, 0) == 0 &&
numFrame < infoPtr->mah.dwTotalFrames) {
infoPtr->lpIndex[numFrame] = mmckInfo.dwDataOffset;
if (insize < mmckInfo.cksize)
insize = mmckInfo.cksize;
numFrame++;
mmioAscend(infoPtr->hMMio, &mmckInfo, 0);
}
if (numFrame != infoPtr->mah.dwTotalFrames) {
WARN("Found %ld frames (/%ld)\n", numFrame, infoPtr->mah.dwTotalFrames);
return FALSE;
}
if (insize > infoPtr->ash.dwSuggestedBufferSize) {
WARN("insize=%ld suggestedSize=%ld\n", insize, infoPtr->ash.dwSuggestedBufferSize);
infoPtr->ash.dwSuggestedBufferSize = insize;
}
infoPtr->indata = HeapAlloc(GetProcessHeap(), 0, infoPtr->ash.dwSuggestedBufferSize);
if (!infoPtr->indata) {
WARN("Can't alloc input buffer\n");
return FALSE;
}
return TRUE;
}
static BOOL ANIMATE_GetAviCodec(ANIMATE_INFO *infoPtr)
{
DWORD outSize;
/* check uncompressed AVI */
if ((infoPtr->ash.fccHandler == mmioFOURCC('D', 'I', 'B', ' ')) ||
(infoPtr->ash.fccHandler == mmioFOURCC('R', 'L', 'E', ' ')) ||
(infoPtr->ash.fccHandler == mmioFOURCC(0, 0, 0, 0)))
{
infoPtr->hic = 0;
return TRUE;
}
/* try to get a decompressor for that type */
infoPtr->hic = fnIC.fnICOpen(ICTYPE_VIDEO, infoPtr->ash.fccHandler, ICMODE_DECOMPRESS);
if (!infoPtr->hic) {
WARN("Can't load codec for the file\n");
return FALSE;
}
outSize = fnIC.fnICSendMessage(infoPtr->hic, ICM_DECOMPRESS_GET_FORMAT,
(DWORD)infoPtr->inbih, 0L);
infoPtr->outbih = HeapAlloc(GetProcessHeap(), 0, outSize);
if (!infoPtr->outbih) {
WARN("Can't alloc output BIH\n");
return FALSE;
}
if (fnIC.fnICSendMessage(infoPtr->hic, ICM_DECOMPRESS_GET_FORMAT,
(DWORD)infoPtr->inbih, (DWORD)infoPtr->outbih) != ICERR_OK) {
WARN("Can't get output BIH\n");
return FALSE;
}
infoPtr->outdata = HeapAlloc(GetProcessHeap(), 0, infoPtr->outbih->biSizeImage);
if (!infoPtr->outdata) {
WARN("Can't alloc output buffer\n");
return FALSE;
}
if (fnIC.fnICSendMessage(infoPtr->hic, ICM_DECOMPRESS_BEGIN,
(DWORD)infoPtr->inbih, (DWORD)infoPtr->outbih) != ICERR_OK) {
WARN("Can't begin decompression\n");
return FALSE;
}
return TRUE;
}
static LRESULT ANIMATE_OpenA(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
ANIMATE_INFO *infoPtr = ANIMATE_GetInfoPtr(hWnd);
HINSTANCE hInstance = (HINSTANCE)wParam;
ANIMATE_Free(infoPtr);
infoPtr->hWnd = hWnd;
if (!lParam) {
TRACE("Closing avi!\n");
return TRUE;
}
if (!hInstance)
hInstance = GetWindowLongA(hWnd, GWL_HINSTANCE);
if (HIWORD(lParam)) {
TRACE("(\"%s\");\n", (LPSTR)lParam);
if (!ANIMATE_LoadResA(infoPtr, hInstance, (LPSTR)lParam)) {
TRACE("No AVI resource found!\n");
if (!ANIMATE_LoadFileA(infoPtr, (LPSTR)lParam)) {
WARN("No AVI file found!\n");
return FALSE;
}
}
} else {
TRACE("(%u);\n", (WORD)LOWORD(lParam));
if (!ANIMATE_LoadResA(infoPtr, hInstance,
MAKEINTRESOURCEA((INT)lParam))) {
WARN("No AVI resource found!\n");
return FALSE;
}
}
if (!ANIMATE_GetAviInfo(infoPtr)) {
WARN("Can't get AVI information\n");
ANIMATE_Free(infoPtr);
return FALSE;
}
if (!ANIMATE_GetAviCodec(infoPtr)) {
WARN("Can't get AVI Codec\n");
ANIMATE_Free(infoPtr);
return FALSE;
}
if (!GetWindowLongA(hWnd, GWL_STYLE) & ACS_CENTER) {
SetWindowPos(hWnd, 0, 0, 0, infoPtr->mah.dwWidth, infoPtr->mah.dwHeight,
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER);
}
if (GetWindowLongA(hWnd, GWL_STYLE) & ACS_AUTOPLAY) {
return ANIMATE_Play(hWnd, -1, (LPARAM)MAKELONG(0, infoPtr->mah.dwTotalFrames-1));
}
return TRUE;
}
/* << ANIMATE_Open32W >> */
static LRESULT ANIMATE_Stop(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
ANIMATE_INFO *infoPtr = ANIMATE_GetInfoPtr(hWnd);
/* nothing opened */
if (!infoPtr->hMMio)
return FALSE;
ANIMATE_DoStop(infoPtr);
return TRUE;
}
static LRESULT ANIMATE_Create(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
ANIMATE_INFO* infoPtr;
if (!fnIC.hModule) /* FIXME: not thread safe */
{
/* since there's a circular dep between msvfw32 and comctl32, we could either:
* - fix the build chain to allow this circular dep
* - handle it by hand
* AJ wants the latter :-(
*/
fnIC.hModule = LoadLibraryA("msvfw32.dll");
if (!fnIC.hModule) return FALSE;
fnIC.fnICOpen = (void*)GetProcAddress(fnIC.hModule, "ICOpen");
fnIC.fnICClose = (void*)GetProcAddress(fnIC.hModule, "ICClose");
fnIC.fnICSendMessage = (void*)GetProcAddress(fnIC.hModule, "ICSendMessage");
fnIC.fnICDecompress = (void*)GetProcAddress(fnIC.hModule, "ICDecompress");
}
/* allocate memory for info structure */
infoPtr = (ANIMATE_INFO *)COMCTL32_Alloc(sizeof(ANIMATE_INFO));
if (!infoPtr) {
ERR("could not allocate info memory!\n");
return 0;
}
TRACE("Animate style=0x%08lx, parent=%08lx\n", GetWindowLongA(hWnd, GWL_STYLE), (DWORD)GetParent(hWnd));
/* store crossref hWnd <-> info structure */
SetWindowLongA(hWnd, 0, (DWORD)infoPtr);
infoPtr->hWnd = hWnd;
infoPtr->transparentColor = ANIMATE_COLOR_NONE;
infoPtr->hbmPrevFrame = 0;
InitializeCriticalSection(&infoPtr->cs);
return 0;
}
static LRESULT ANIMATE_Destroy(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
ANIMATE_INFO *infoPtr = ANIMATE_GetInfoPtr(hWnd);
/* free avi data */
ANIMATE_Free(infoPtr);
/* free animate info data */
COMCTL32_Free(infoPtr);
SetWindowLongA(hWnd, 0, 0);
return 0;
}
static LRESULT ANIMATE_EraseBackground(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
RECT rect;
HBRUSH hBrush = 0;
if(GetWindowLongA(hWnd, GWL_STYLE) & ACS_TRANSPARENT)
{
hBrush = SendMessageA(GetParent(hWnd),WM_CTLCOLORSTATIC,(HDC)wParam,
(LPARAM)hWnd);
}
GetClientRect(hWnd, &rect);
FillRect((HDC)wParam, &rect, hBrush ? hBrush : GetCurrentObject((HDC)wParam, OBJ_BRUSH));
return TRUE;
}
static LRESULT WINAPI ANIMATE_Size(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
if (GetWindowLongA(hWnd, GWL_STYLE) & ACS_CENTER) {
InvalidateRect(hWnd, NULL, TRUE);
}
return TRUE;
}
static LRESULT WINAPI ANIMATE_WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
TRACE("hwnd=%x msg=%x wparam=%x lparam=%lx\n", hWnd, uMsg, wParam, lParam);
if (!ANIMATE_GetInfoPtr(hWnd) && (uMsg != WM_NCCREATE))
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
switch (uMsg)
{
case ACM_OPENA:
return ANIMATE_OpenA(hWnd, wParam, lParam);
/* case ACM_OPEN32W: FIXME!! */
/* return ANIMATE_Open32W(hWnd, wParam, lParam); */
case ACM_PLAY:
return ANIMATE_Play(hWnd, wParam, lParam);
case ACM_STOP:
return ANIMATE_Stop(hWnd, wParam, lParam);
case WM_NCCREATE:
ANIMATE_Create(hWnd, wParam, lParam);
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
case WM_NCHITTEST:
return HTTRANSPARENT;
case WM_DESTROY:
ANIMATE_Destroy(hWnd, wParam, lParam);
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
case WM_ERASEBKGND:
ANIMATE_EraseBackground(hWnd, wParam, lParam);
break;
/* case WM_STYLECHANGED: FIXME shall we do something ?? */
case WM_TIMER:
if (GetWindowLongA(hWnd, GWL_STYLE) & ACS_TRANSPARENT)
{
ANIMATE_INFO* infoPtr = ANIMATE_GetInfoPtr(hWnd);
infoPtr->hbrushBG = SendMessageA(GetParent(hWnd), WM_CTLCOLORSTATIC,
(HDC)wParam, (LPARAM)hWnd);
}
return ANIMATE_DrawFrame(ANIMATE_GetInfoPtr(hWnd));
case WM_CLOSE:
ANIMATE_Free(ANIMATE_GetInfoPtr(hWnd));
return TRUE;
case WM_PAINT:
{
ANIMATE_INFO* infoPtr = ANIMATE_GetInfoPtr(hWnd);
/* the animation isn't playing, don't paint */
if(!infoPtr->uTimer && !infoPtr->hThread)
/* default paint handling */
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
if (GetWindowLongA(hWnd, GWL_STYLE) & ACS_TRANSPARENT)
infoPtr->hbrushBG = SendMessageA(GetParent(hWnd), WM_CTLCOLORSTATIC,
(HDC)wParam, (LPARAM)hWnd);
if (wParam)
{
EnterCriticalSection(&infoPtr->cs);
ANIMATE_PaintFrame(infoPtr, (HDC)wParam);
LeaveCriticalSection(&infoPtr->cs);
}
else
{
PAINTSTRUCT ps;
HDC hDC = BeginPaint(hWnd, &ps);
EnterCriticalSection(&infoPtr->cs);
ANIMATE_PaintFrame(infoPtr, hDC);
LeaveCriticalSection(&infoPtr->cs);
EndPaint(hWnd, &ps);
}
}
break;
case WM_SIZE:
ANIMATE_Size(hWnd, wParam, lParam);
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
default:
if ((uMsg >= WM_USER) && (uMsg < WM_APP))
ERR("unknown msg %04x wp=%08x lp=%08lx\n", uMsg, wParam, lParam);
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
}
return 0;
}
void ANIMATE_Register(void)
{
WNDCLASSA wndClass;
ZeroMemory(&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
wndClass.lpfnWndProc = (WNDPROC)ANIMATE_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(ANIMATE_INFO *);
wndClass.hCursor = LoadCursorA(0, IDC_ARROWA);
wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
wndClass.lpszClassName = ANIMATE_CLASSA;
RegisterClassA(&wndClass);
}
void ANIMATE_Unregister(void)
{
UnregisterClassA(ANIMATE_CLASSA, (HINSTANCE)NULL);
}
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