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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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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 2 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, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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|
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#include "AudioChannel.h" |
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|
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namespace LinuxSampler { |
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|
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/** |
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* Create real channel. |
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* |
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* @param BufferSize - desired audio data buffer size |
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* @param Name - arbitrary name for this channel (optional) |
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*/ |
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AudioChannel::AudioChannel(uint BufferSize, String Name, std::map<String,DeviceRuntimeParameter*> ChannelParameters) { |
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this->pBuffer = new float[BufferSize]; |
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this->uiBufferSize = BufferSize; |
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this->pMixChannel = NULL; |
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this->UsesExternalBuffer = false; |
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|
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if (!ChannelParameters["Name"]) ChannelParameters["Name"] = new ParameterName(Name); |
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if (!ChannelParameters["IS_MIX_CHANNEL"]) ChannelParameters["IS_MIX_CHANNEL"] = new ParameterIsMixChannel(false); |
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this->mParameters = ChannelParameters; |
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|
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Clear(); |
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} |
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|
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/** |
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* Create channel with external (already existing) audio buffer. |
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* |
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* @param pBuffer - external audio buffer |
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* @param BufferSIze - size of the external buffer |
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* @param Name - arbitrary name for this channel (optional) |
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*/ |
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AudioChannel::AudioChannel(float* pBuffer, uint BufferSize, String Name, std::map<String,DeviceRuntimeParameter*> ChannelParameters) { |
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this->pBuffer = pBuffer; |
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this->uiBufferSize = BufferSize; |
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this->pMixChannel = NULL; |
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this->UsesExternalBuffer = true; |
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|
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if (!ChannelParameters["Name"]) ChannelParameters["Name"] = new ParameterName(Name); |
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if (!ChannelParameters["IS_MIX_CHANNEL"]) ChannelParameters["IS_MIX_CHANNEL"] = new ParameterIsMixChannel(false); |
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|
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Clear(); |
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} |
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|
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/** |
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* Create mix channel. |
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* |
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* @param pMixChannel - the real channel this new mix channel refers to |
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* @param Name - arbitrary name for this channel (optional) |
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*/ |
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AudioChannel::AudioChannel(AudioChannel* pMixChannel, String Name, std::map<String,DeviceRuntimeParameter*> ChannelParameters) { |
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this->pBuffer = pMixChannel->Buffer(); |
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this->uiBufferSize = pMixChannel->uiBufferSize; |
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this->pMixChannel = pMixChannel; |
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this->UsesExternalBuffer = true; |
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|
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if (!ChannelParameters["Name"]) ChannelParameters["Name"] = new ParameterName(Name); |
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if (!ChannelParameters["IS_MIX_CHANNEL"]) ChannelParameters["IS_MIX_CHANNEL"] = new ParameterIsMixChannel(true); |
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//TODO: if (!ChannelParameters["MIX_CHANNEL_DESTINATION"]) ChannelParameters["MIX_CHANNEL_DESTINATION"] = new ParameterMixChannelDestination(dest_chan); |
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|
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Clear(); |
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} |
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|
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/** |
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* Destructor |
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*/ |
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AudioChannel::~AudioChannel() { |
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std::map<String,DeviceRuntimeParameter*>::iterator iter = mParameters.begin(); |
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while (iter != mParameters.end()) { delete iter->second; iter++; } |
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if (!UsesExternalBuffer) delete[] pBuffer; |
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} |
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|
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std::map<String,DeviceRuntimeParameter*> AudioChannel::ChannelParameters() { |
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return mParameters; |
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} |
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} |