2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG (www.casparcg.com).
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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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19 * Author: Robert Nagy, ronag89@gmail.com
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24 #include <boost/noncopyable.hpp>
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26 #include <common/memory/safe_ptr.h>
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28 namespace caspar { namespace core {
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32 class host_buffer : boost::noncopyable
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41 const void* data() const;
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43 size_t size() const;
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51 void begin_read(size_t width, size_t height, unsigned int format);
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53 void wait(ogl_device& ogl);
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55 friend class ogl_device;
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56 host_buffer(size_t size, usage_t usage);
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58 struct implementation;
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59 safe_ptr<implementation> impl_;
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