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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include "common/stdafx.h"
#include "sword2/sword2.h"
#include "sword2/driver/menu.h"
#include "sword2/driver/render.h"
#include "common/file.h"
namespace Sword2 {
// Build 'Best-Match' RGB lookup table
void AnimationState::buildLookup(int p, int lines) {
int y, cb;
int r, g, b, ii;
if (p != curpal) {
curpal = p;
cr = 0;
pos = 0;
}
if (cr >= BITDEPTH)
return;
for (ii = 0; ii < lines; ii++) {
r = (-16*256 + (int)(256*1.596) * ((cr<<SHIFT)-128)) / 256;
for (cb = 0; cb < BITDEPTH; cb++) {
g = (-16*256 - (int)(0.813*256) * ((cr<<SHIFT)-128) - (int)(0.391*256) * ((cb<<SHIFT)-128)) / 256;
b = (-16*256 + (int)(2.018*256) * ((cb<<SHIFT)-128)) / 256;
for (y = 0; y < BITDEPTH; y++) {
int idx, bst = 0;
int dis = 2*SQR(r-palettes[p].pal[0])+4*SQR(g-palettes[p].pal[1])+SQR(b-palettes[p].pal[2]);
for (idx = 1; idx < 256; idx++) {
long d2 = 2*SQR(r-palettes[p].pal[4*idx])+4*SQR(g-palettes[p].pal[4*idx+1])+SQR(b-palettes[p].pal[4*idx+2]);
if (d2 < dis) {
bst = idx;
dis = d2;
}
}
lut2[pos++] = bst;
r += (1 << SHIFT);
g += (1 << SHIFT);
b += (1 << SHIFT);
}
r -= 256;
}
cr++;
if (cr >= BITDEPTH)
return;
}
}
void MoviePlayer::checkPaletteSwitch(AnimationState * st) {
// if we have reached the last image with this palette, switch to new one
if (st->framenum == st->palettes[st->palnum].end) {
unsigned char *l = st->lut2;
st->palnum++;
_vm->_graphics->setPalette(0, 256, st->palettes[st->palnum].pal, RDPAL_INSTANT);
st->lutcalcnum = (BITDEPTH + st->palettes[st->palnum].end - (st->framenum + 1) + 2) / (st->palettes[st->palnum].end - (st->framenum + 1) + 2);
st->lut2 = st->lut;
st->lut = l;
}
}
#ifndef USE_MPEG2
bool MoviePlayer::decodeFrame(AnimationState * st) {
// Dummy for MPEG2-less builds
return false;
}
#else
bool MoviePlayer::decodeFrame(AnimationState * st) {
mpeg2_state_t state;
const mpeg2_sequence_t *sequence_i;
size_t size = (size_t)-1;
do {
state = mpeg2_parse (st->decoder);
sequence_i = st->info->sequence;
switch (state) {
case STATE_BUFFER:
size = st->mpgfile->read(st->buffer, BUFFER_SIZE);
mpeg2_buffer (st->decoder, st->buffer, st->buffer + size);
break;
case STATE_SLICE:
case STATE_END:
if (st->info->display_fbuf) {
checkPaletteSwitch(st);
_vm->_graphics->plotYUV(st->lut, sequence_i->width, sequence_i->height, st->info->display_fbuf->buf);
st->framenum++;
st->buildLookup(st->palnum+1, st->lutcalcnum);
return true;
}
break;
default:
break;
}
} while (size);
return false;
}
#endif
#ifndef USE_MPEG2
AnimationState *MoviePlayer::initAnimation(const char *name) {
return 0;
}
#else
AnimationState *MoviePlayer::initAnimation(const char *name) {
char basename[512], tempFile[512];
AnimationState *st = new AnimationState;
int i, p;
strcpy(basename, name);
basename[strlen(basename)-4] = 0;
// Load lookup palettes
// TODO: Binary format so we can use File class
sprintf(tempFile, "%s/%s.pal", _vm->getGameDataPath(), basename);
FILE *f = fopen(tempFile, "r");
if (!f) {
warning("Cutscene: %s.pal palette missing", basename);
return 0;
}
p = 0;
while (!feof(f)) {
fscanf(f, "%i %i", &st->palettes[p].end, &st->palettes[p].cnt);
for (i = 0; i < st->palettes[p].cnt; i++) {
int r, g, b;
fscanf(f, "%i", &r);
fscanf(f, "%i", &g);
fscanf(f, "%i", &b);
st->palettes[p].pal[4*i] = r;
st->palettes[p].pal[4*i+1] = g;
st->palettes[p].pal[4*i+2] = b;
}
p++;
}
fclose(f);
st->palnum = 0;
_vm->_graphics->setPalette(0, 256, st->palettes[st->palnum].pal, RDPAL_INSTANT);
st->lut = st->lut2 = st->lookup[0];
st->curpal = -1;
st->cr = 0;
st->buildLookup(st->palnum, 256);
st->lut2 = st->lookup[1];
// Open MPEG2 stream
st->mpgfile = new File();
sprintf(tempFile, "%s.mp2", basename);
if (!st->mpgfile->open(tempFile)) {
warning("Cutscene: Could not open %s", tempFile);
delete st;
return 0;
}
// Load and configure decoder
st->decoder = mpeg2_init ();
if (st->decoder == NULL) {
warning("Cutscene: Could not allocate an MPEG2 decoder");
delete st;
return 0;
}
st->info = mpeg2_info(st->decoder);
st->framenum = 0;
// Load in palette data
st->lutcalcnum = (BITDEPTH + st->palettes[st->palnum].end + 2) / (st->palettes[st->palnum].end + 2);
/* Play audio - TODO: Sync with video?*/
// Another TODO: There is no reason that this only allows OGG, and not MP3, or any other format
// the mixer might support one day... is there?
File *sndFile = new File;
sprintf(tempFile, "%s.ogg", basename);
if (sndFile->open(tempFile))
_vm->_mixer->playVorbis(&st->bgSound, sndFile, 100000000);
// FIXME: This leaks (sndFile will never be deleted)
return st;
}
#endif
#ifndef USE_MPEG2
void MoviePlayer::doneAnimation(AnimationState *st) {
}
#else
void MoviePlayer::doneAnimation(AnimationState *st) {
_vm->_mixer->stopHandle(st->bgSound);
mpeg2_close (st->decoder);
st->mpgfile->close();
delete st->mpgfile;
delete st;
}
#endif
} // End of namespace Sword2
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