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1 /*****************************************************************************
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2 * Copyright (C) 2013 x265 project
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3 *
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4 * Authors: Steve Borho <steve@borho.org>
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5 *
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6 * This program 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 2 of the License, or
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9 * (at your option) any later version.
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10 *
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11 * This program 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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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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19 *
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20 * This program is also available under a commercial proprietary license.
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21 * For more information, contact us at license @ x265.com.
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22 *****************************************************************************/
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23
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24 #ifndef X265_YUV_H
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25 #define X265_YUV_H
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26
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27 #include "input.h"
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28 #include "threading.h"
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29 #include <fstream>
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30
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31 #define QUEUE_SIZE 5
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32
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33 namespace X265_NS {
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34 // private x265 namespace
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35
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36 class YUVInput : public InputFile, public Thread
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37 {
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38 protected:
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39
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40 int width;
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41
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42 int height;
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43
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44 int colorSpace; //< source Color Space Parameter
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45
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46 uint32_t depth;
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47
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48 uint32_t framesize;
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49
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50 bool threadActive;
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51
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52 ThreadSafeInteger readCount;
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53
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54 ThreadSafeInteger writeCount;
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55
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56 char* buf[QUEUE_SIZE];
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57
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58 std::istream *ifs;
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59
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60 int guessFrameCount();
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61
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62 void threadMain();
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63
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64 bool populateFrameQueue();
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65
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66 public:
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67
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68 YUVInput(InputFileInfo& info);
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69
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70 virtual ~YUVInput();
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71
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72 void release();
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73
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74 bool isEof() const { return ifs && ifs->eof(); }
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75
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76 bool isFail() { return !(ifs && !ifs->fail() && threadActive); }
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77
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78 void startReader();
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79
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80 bool readPicture(x265_picture&);
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81
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82 const char *getName() const { return "yuv"; }
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83 };
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84 }
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85
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86 #endif // ifndef X265_YUV_H
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