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 <Windows.h>
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24 #include <BlueVelvet4.h>
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26 #include <common/memory/page_locked_allocator.h>
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30 namespace caspar { namespace bluefish {
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32 static const size_t MAX_HANC_BUFFER_SIZE = 256*1024;
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33 static const size_t MAX_VBI_BUFFER_SIZE = 36*1920*4;
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35 struct blue_dma_buffer
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38 blue_dma_buffer(int image_size, int id)
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40 , image_size_(image_size)
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41 , hanc_size_(MAX_HANC_BUFFER_SIZE)
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42 , image_buffer_(image_size_)
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43 , hanc_buffer_(hanc_size_){}
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45 int id() const {return id_;}
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47 PBYTE image_data() { return image_buffer_.data(); }
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48 PBYTE hanc_data() { return hanc_buffer_.data(); }
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50 size_t image_size() const { return image_size_; }
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51 size_t hanc_size() const { return hanc_size_; }
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57 std::vector<BYTE, page_locked_allocator<BYTE>> image_buffer_;
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58 std::vector<BYTE, page_locked_allocator<BYTE>> hanc_buffer_;
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60 typedef std::shared_ptr<blue_dma_buffer> blue_dma_buffer_ptr;
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