scummvm/engines/grim/lipsync.cpp
Paweł Kołodziejski 06902574b4
GRIM: Janitorial
2022-06-08 01:12:00 +02:00

112 lines
3.4 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "common/endian.h"
#include "common/stream.h"
#include "engines/grim/grim.h"
#include "engines/grim/lipsync.h"
#include "engines/grim/resource.h"
#include "engines/grim/debug.h"
namespace Grim {
template class ObjectPtr<LipSync>;
LipSync::LipSync(const Common::String &filename, Common::SeekableReadStream *data) :
Object(), _fname(filename) {
if (data->readUint32BE() != MKTAG('L','I','P','!')) {
error("Invalid file format in %s", _fname.c_str());
}
_numEntries = (data->size() - 8) / 4;
// There are cases where the lipsync file has no entries
if (_numEntries == 0) {
_entries = nullptr;
return;
}
data->readUint32LE();
Debug::debug(Debug::Lipsync, "Reading LipSync %s, %d entries\n", filename.c_str(), _numEntries);
_entries = new LipEntry[_numEntries];
for (int i = 0; i < _numEntries; i++) {
_entries[i].frame = data->readUint16LE();
uint16 readPhoneme = data->readUint16LE();
int j;
// Look for the animation corresponding to the phoneme
for (j = 0; j < _animTableSize; j++) {
if (readPhoneme == _animTable[j].phoneme) {
_entries[i].anim = _animTable[j].anim;
break;
}
}
if (j >= _animTableSize) {
Debug::warning(Debug::Lipsync, "Unknown phoneme: 0x%X in file %s", readPhoneme, _fname.c_str());
_entries[i].anim = 1;
}
}
}
LipSync::~LipSync() {
delete[] _entries;
g_resourceloader->uncacheLipSync(this);
}
int LipSync::getAnim(int pos) {
int frame1, frame2;
for (int i = 0; i < _numEntries; i++) {
frame1 = _entries[i].frame;
if ((i + 1) < _numEntries) {
frame2 = _entries[i + 1].frame;
} else {
frame2 = (uint) - 1L;
}
if ((pos >= frame1) && (pos < frame2)) {
return _entries[i].anim;
}
}
return -1;
}
// TODO: Figure out which one is 0x0000, use 0 for now.
const LipSync::PhonemeAnim LipSync::_animTable[] = {
{0x005F, 0}, {0x0251, 1}, {0x0061, 1}, {0x00E6, 1}, {0x028C, 8},
{0x0254, 1}, {0x0259, 1}, {0x0062, 6}, {0x02A7, 2}, {0x0064, 2},
{0x00F0, 5}, {0x025B, 8}, {0x0268, 8}, {0x025A, 9}, {0x025D, 9},
{0x0065, 1}, {0x0066, 4}, {0x0067, 8}, {0x0261, 8}, {0x0068, 8},
{0x026A, 8}, {0x0069, 3}, {0x02A4, 2}, {0x006B, 2}, {0x006C, 5},
{0x026B, 5}, {0x006D, 6}, {0x006E, 8}, {0x014B, 8}, {0x006F, 7},
{0x0070, 6}, {0x0072, 2}, {0x027B, 2}, {0x0279, 2}, {0x0073, 2},
{0x0283, 2}, {0x0074, 2}, {0x027E, 2}, {0x03B8, 5}, {0x028A, 9},
{0x0075, 9}, {0x0076, 4}, {0x0077, 9}, {0x006A, 8}, {0x007A, 2},
{0x0292, 2}, {0x002E, 2}, {0x0000, 0}
};
const int LipSync::_animTableSize = sizeof(LipSync::_animTable) / sizeof(LipSync::_animTable[0]);
} // end of namespace Grim