2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG.
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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22 #include <common/utility/tweener.h>
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24 namespace caspar { namespace core {
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26 class audio_transform
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31 void set_gain(double value);
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32 double get_gain() const;
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34 void set_has_audio(bool value);
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35 bool get_has_audio() const;
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37 audio_transform& operator*=(const audio_transform &other);
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38 const audio_transform operator*(const audio_transform &other) const;
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44 audio_transform tween(double time, const audio_transform& source, const audio_transform& dest, double duration, const tweener_t& tweener);
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46 inline bool operator==(const audio_transform& lhs, const audio_transform& rhs)
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48 return memcmp(&lhs, &rhs, sizeof(audio_transform)) == 0;
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51 inline bool operator!=(const audio_transform& lhs, const audio_transform& rhs)
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53 return !(lhs == rhs);
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