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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "allfiles.h"
#ifndef _MSC_VER // Microsoft compiler?
#include <unistd.h> // For unlink
#else
#include <io.h>
#include <stdio.h>
#endif
#include "newfatal.h"
#include "stringy.h"
#if 0
#include "vfw.h"
#endif
#include "sound.h"
#include "colours.h"
#include "fileset.h"
namespace Sludge {
struct timStream {
PAVISTREAM got;
AVISTREAMINFO info;
LONG chunkSize;
LPBYTE chunk;
};
static PAVIFILE pAviFile = NULL;
static PGETFRAME pgf;
static timStream audio, video;
static int videoFrameNum = 0;
static int vidBytesPerPixel = 0;
static int vidWidth, vidHeight;
static DWORD biSize;
static char *videoFile = NULL;
bool videoPlaying = false;
extern int winWidth, winHeight;
extern unsigned short int *screen;
extern HWND hMainWindow;
void initialiseMovieStuff() {
char buffer[500];
if (ExpandEnvironmentStrings("%temp%", buffer, 499) == 0)
buffer[0] = NULL;
videoFile = joinStrings(buffer, "\\test.avi");
// warning (videoFile);
}
bool getStream(DWORD type, timStream &intoHere) {
if (AVIFileGetStream(pAviFile, &intoHere.got, type, 0)) {
intoHere.got = NULL;
return true;
} else if (AVIStreamInfo(intoHere.got, &intoHere.info, sizeof(AVISTREAMINFO))) {
return fatal("Can't get stream info");
} else if (AVIStreamReadFormat(intoHere.got, AVIStreamStart(intoHere.got),
NULL, &intoHere.chunkSize)) {
return fatal("Can't get stream chunk size");
} else {
// So far so good! Let's read a chunk of data (huh?)
intoHere.chunk = new BYTE[intoHere.chunkSize];
if (!intoHere.chunk) {
return fatal("Out of memory");
} else if (AVIStreamReadFormat(intoHere.got, AVIStreamStart(intoHere.got), intoHere.chunk, &intoHere.chunkSize)) {
return fatal("Couldn't read stream format");
}
}
return true;
}
void killStream(timStream &intoHere) {
delete intoHere.chunk;
intoHere.chunk = NULL;
}
/*
#define WAVHEADERSIZE 20
char wavHeader[WAVHEADERSIZE] = {'R', 'I', 'F', 'F', 0, 0, 0, 0,
'W', 'A', 'V', 'E', 'f', 'm', 't',
0x20, 0x10, 0, 0, 0};
void handleAudio () {
LONG aSize;
if(AVIStreamRead(audio.got, 0, AVISTREAMREAD_CONVENIENT, NULL, 0, & aSize, NULL)) return;
int totalSize = aSize + audio.chunkSize + WAVHEADERSIZE + 4;
LPBYTE pBuffer = new BYTE[totalSize];
if (!pBuffer) return;
memcpy (pBuffer, wavHeader, WAVHEADERSIZE);
pBuffer[4] = (char) (aSize);
pBuffer[5] = (char) (aSize >> 8);
memcpy (pBuffer + WAVHEADERSIZE, audio.chunk, audio.chunkSize);
memcpy (pBuffer + WAVHEADERSIZE + audio.chunkSize, "data", 4);
if(! AVIStreamRead (audio.got, 0, AVISTREAMREAD_CONVENIENT, pBuffer + audio.chunkSize + WAVHEADERSIZE + 4, aSize, NULL, NULL)) {
FILE * fp = fopen ("test.wav", "wb");
if (fp) {
fwrite (pBuffer, 1, totalSize, fp);
fclose (fp);
}
int i = fakeCacheSoundForVideo ((char *) pBuffer, totalSize);
if (i != -1) startSound (i, false);
}
delete pBuffer;
}
*/
void finishVideo() {
videoPlaying = false;
AVIStreamGetFrameClose(pgf);
if (audio.got)
AVIStreamRelease(audio.got);
if (video.got)
AVIStreamRelease(video.got);
killStream(audio);
killStream(video);
AVIFileRelease(pAviFile);
AVIFileExit();
#ifdef _MSC_VER
_unlink(videoFile);
#else
unlink(videoFile)
;
#endif
}
#define COPYSIZE 256
bool extractSlice(int fileNum, char *toName) {
unsigned char buff[COPYSIZE];
unsigned long fileLength = openFileFromNum(fileNum);
if (!fileLength)
return false; // Error already displayed
#if 0
FILE *copyVid = fopen(toName, "wb");
if (! copyVid) return fatal("Can't extract resource");
while (fileLength >= COPYSIZE) {
fread(buff, COPYSIZE, 1, bigDataFile);
if (fwrite(buff, 1, COPYSIZE, copyVid) != COPYSIZE) return fatal("Out of disk space extracting resource");
fileLength -= COPYSIZE;
}
if (fileLength) {
fread(buff, fileLength, 1, bigDataFile);
if (fwrite(buff, 1, fileLength, copyVid) != fileLength) return fatal("Out of disk space extracting resource");
}
fclose(copyVid);
#endif
finishAccess();
return true;
}
bool startVideo(int fileNum) {
setResourceForFatal(fileNum);
AVIFILEINFO info;
if (videoPlaying)
finishVideo();
AVIFileInit();
if (!extractSlice(fileNum, videoFile))
return false;
if (AVIFileOpen(&pAviFile, videoFile, OF_READ, NULL))
return fatal(ERROR_AVI_FILE_ERROR);
AVIFileInfo(pAviFile, &info, sizeof(info));
if (!getStream(streamtypeAUDIO, audio))
return false;
if (!getStream(streamtypeVIDEO, video))
return false;
if (!video.got)
return fatal(ERROR_AVI_NO_STREAM);
// if (audio.got) handleAudio ();
pgf = AVIStreamGetFrameOpen(video.got, NULL);
if (!pgf)
return fatal(ERROR_AVI_ARGH);
LPBITMAPINFO pInfo = (LPBITMAPINFO)(video.chunk);
vidBytesPerPixel = pInfo->bmiHeader.biBitCount / 8;
biSize = pInfo->bmiHeader.biSize;
vidWidth = pInfo->bmiHeader.biWidth;
vidHeight = pInfo->bmiHeader.biHeight;
videoFrameNum = 0;
videoPlaying = true;
setResourceForFatal(-1);
return true;
}
bool nextVideoFrame() {
LPBITMAPINFOHEADER lpbi = (LPBITMAPINFOHEADER)AVIStreamGetFrame(pgf, videoFrameNum);
if (!lpbi) {
finishVideo();
return false;
}
BYTE *pData = (((BYTE *)lpbi) + lpbi->biSize);
int xOff = (winWidth - vidWidth) >> 1;
int yOff = (winHeight + vidHeight) >> 1;
unsigned short int *startingPoint = screen + xOff + (yOff * winWidth);
for (int y = 0; y < vidHeight; y++) {
startingPoint -= winWidth;
unsigned short int *toHere = startingPoint;
for (int x = 0; x < vidWidth; x++) {
switch (vidBytesPerPixel) {
case 1:
(*toHere) = makeGrey(*pData);
break;
case 3:
case 4:
(*toHere) = makeColour(*(pData + 2), *(pData + 1), *pData);
break;
default: {
WORD Pixel16 = *((WORD *)pData);
(*toHere) = makeColour((((UINT)(Pixel16) >> 10) & 0x1F) << 3, (((UINT)(Pixel16) >> 5) & 0x1F) << 3, (((UINT)(Pixel16) >> 0) & 0x1F) << 3);
}
break;
}
pData += vidBytesPerPixel;
toHere++;
}
}
videoFrameNum++;
return true;
}
} // End of namespace Sludge
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