121 lines
3.9 KiB
C++
121 lines
3.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*************************************
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*
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* USED IN:
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* Gahan Wilson's Ultimate Haunted House
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*
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*************************************/
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/*
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* -- copyright 1994 by Byron Priess Multimedia, authored by MayoSmith and Lee
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* aiff
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* I mNew --Read Docs to avoid Hard Drive failure
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* X mDispose --Disposes of XObject instance
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* S mName --Returns the XObject name (Widget)
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* I mStatus --Returns an integer status code
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* SI mError, code --Returns an error string
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* S mLastError --Returns last error string
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* III mAdd, arg1, arg2 --Returns arg1+arg2
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* SSI mFirst, str, nchars --Return the first nchars of string str
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* V mMul, f1, f2 --Returns f1*f2 as floating point
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* X mGlobals --Sample code to Read & Modify globals
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* X mSymbols --Sample code to work with Symbols
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* X mSendPerform --Sample code to show SendPerform call
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* X mFactory --Sample code to find Factory objects
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* IS mDuration, str --Read Docs to avoid Hard Drive failure
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*/
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#include "common/macresman.h"
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#include "audio/decoders/aiff.h"
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#include "director/director.h"
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#include "director/lingo/lingo.h"
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#include "director/lingo/lingo-object.h"
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#include "director/lingo/xlibs/a/aiff.h"
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namespace Director {
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const char *const AiffXObj::xlibName = "aiff";
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const XlibFileDesc AiffXObj::fileNames[] = {
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{ "AIFF", nullptr },
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{ nullptr, nullptr },
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};
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static const MethodProto xlibMethods[] = {
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{ "new", AiffXObj::m_new, 0, 0, 400 }, // D4
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{ "Duration", AiffXObj::m_duration, 1, 1, 400 }, // D4
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{ nullptr, nullptr, 0, 0, 0 }
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};
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void AiffXObj::open(ObjectType type, const Common::Path &path) {
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if (type == kXObj) {
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AiffXObject::initMethods(xlibMethods);
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AiffXObject *xobj = new AiffXObject(kXObj);
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g_lingo->exposeXObject(xlibName, xobj);
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}
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}
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void AiffXObj::close(ObjectType type) {
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if (type == kXObj) {
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AiffXObject::cleanupMethods();
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g_lingo->_globalvars[xlibName] = Datum();
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}
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}
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AiffXObject::AiffXObject(ObjectType ObjectType) :Object<AiffXObject>("Aiff") {
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_objType = ObjectType;
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}
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void AiffXObj::m_new(int nargs) {
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g_lingo->printSTUBWithArglist("AiffXObj::new", nargs);
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g_lingo->push(g_lingo->_state->me);
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}
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void AiffXObj::m_duration(int nargs) {
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Common::String filePath = g_lingo->pop().asString();
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Common::SeekableReadStream *aiffStream = Common::MacResManager::openFileOrDataFork(findPath(filePath));
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if (!aiffStream) {
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warning("AiffXObj::m_duration: Failed to open %s", filePath.c_str());
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g_lingo->push(0);
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return;
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}
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Audio::AIFFHeader *aiffHeader = Audio::AIFFHeader::readAIFFHeader(aiffStream, DisposeAfterUse::NO);
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if (!aiffHeader) {
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warning("AiffXObj::m_duration: No AIFF header found for %s", filePath.c_str());
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g_lingo->push(0);
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delete aiffStream;
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return;
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}
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int duration = (aiffHeader->getFrameCount() / (float)aiffHeader->getFrameRate()) * 60;
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delete aiffHeader;
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delete aiffStream;
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g_lingo->push(Datum(duration));
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}
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} // End of namespace Director
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