/* * This file is part of the Colobot: Gold Edition source code * Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam * http://epsitec.ch; http://colobot.info; http://github.com/colobot * * 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://gnu.org/licenses */ #include "sound/oalsound/buffer.h" #include "common/resources/resourcemanager.h" #include "sound/oalsound/check.h" #include #include CBuffer::CBuffer() : m_buffer(), m_sound(), m_loaded(false), m_duration(0.0f) {} CBuffer::~CBuffer() { if (m_loaded) { alDeleteBuffers(1, &m_buffer); if (CheckOpenALError()) GetLogger()->Debug("Failed to unload buffer. Code %d\n", GetOpenALErrorCode()); } } bool CBuffer::LoadFromFile(std::string filename, SoundType sound) { m_sound = sound; GetLogger()->Debug("Loading audio file: %s\n", filename.c_str()); auto file = CResourceManager::GetSNDFileHandler(filename); GetLogger()->Trace(" channels %d\n", file->GetFileInfo().channels); GetLogger()->Trace(" format %d\n", file->GetFileInfo().format); GetLogger()->Trace(" frames %d\n", file->GetFileInfo().frames); GetLogger()->Trace(" samplerate %d\n", file->GetFileInfo().samplerate); GetLogger()->Trace(" sections %d\n", file->GetFileInfo().sections); if (!file->IsOpen()) { GetLogger()->Warn("Could not load file %s. Reason: %s\n", filename.c_str(), file->GetLastError().c_str()); m_loaded = false; return false; } alGenBuffers(1, &m_buffer); if (CheckOpenALError()) { GetLogger()->Warn("Could not create audio buffer. Code: %d\n", GetOpenALErrorCode()); m_loaded = false; return false; } // read chunks of 4096 samples std::vector data; std::array buffer; data.reserve(file->GetFileInfo().frames); std::size_t read = 0; while ((read = file->Read(buffer.data(), buffer.size())) != 0) { data.insert(data.end(), buffer.begin(), buffer.begin() + read); } ALenum format = file->GetFileInfo().channels == 1 ? AL_FORMAT_MONO16 : AL_FORMAT_STEREO16; alBufferData(m_buffer, format, &data.front(), data.size() * sizeof(uint16_t), file->GetFileInfo().samplerate); m_duration = static_cast(file->GetFileInfo().frames) / file->GetFileInfo().samplerate; m_loaded = true; return true; } SoundType CBuffer::GetSoundType() { return m_sound; } ALuint CBuffer::GetBuffer() { return m_buffer; } bool CBuffer::IsLoaded() { return m_loaded; } float CBuffer::GetDuration() { return m_duration; }