1 /* GStreamer |
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2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> |
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3 * |
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4 * This library is free software; you can redistribute it and/or |
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5 * modify it under the terms of the GNU Library General Public |
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6 * License as published by the Free Software Foundation; either |
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7 * version 2 of the License, or (at your option) any later version. |
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8 * |
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9 * This library is distributed in the hope that it will be useful, |
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 * Library General Public License for more details. |
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13 * |
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14 * You should have received a copy of the GNU Library General Public |
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15 * License along with this library; if not, write to the |
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16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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17 * Boston, MA 02111-1307, USA. |
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18 */ |
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19 |
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20 #ifndef __GST_AVI_H__ |
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21 #define __GST_AVI_H__ |
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22 |
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23 #include <gst/gst.h> |
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24 |
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25 typedef struct _gst_riff_avih { |
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26 guint32 us_frame; /* microsec per frame */ |
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27 guint32 max_bps; /* byte/s overall */ |
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28 guint32 pad_gran; /* pad_granularity */ |
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29 guint32 flags; |
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30 /* flags values */ |
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31 #define GST_RIFF_AVIH_HASINDEX 0x00000010 /* has idx1 chunk */ |
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32 #define GST_RIFF_AVIH_MUSTUSEINDEX 0x00000020 /* must use idx1 chunk to determine order */ |
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33 #define GST_RIFF_AVIH_ISINTERLEAVED 0x00000100 /* AVI file is interleaved */ |
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34 #define GST_RIFF_AVIH_WASCAPTUREFILE 0x00010000 /* specially allocated used for capturing real time video */ |
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35 #define GST_RIFF_AVIH_COPYRIGHTED 0x00020000 /* contains copyrighted data */ |
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36 guint32 tot_frames; /* # of frames (all) */ |
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37 guint32 init_frames; /* initial frames (???) */ |
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38 guint32 streams; |
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39 guint32 bufsize; /* suggested buffer size */ |
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40 guint32 width; |
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41 guint32 height; |
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42 guint32 scale; |
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43 guint32 rate; |
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44 guint32 start; |
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45 guint32 length; |
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46 } gst_riff_avih; |
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47 |
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48 /* vprp (video properties) ODML header */ |
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49 /* see ODML spec for some/more explanation */ |
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50 #define GST_RIFF_TAG_vprp GST_MAKE_FOURCC ('v','p','r','p') |
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51 #define GST_RIFF_VPRP_VIDEO_FIELDS (2) |
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52 |
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53 typedef struct _gst_riff_vprp_video_field_desc { |
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54 guint32 compressed_bm_height; |
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55 guint32 compressed_bm_width; |
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56 guint32 valid_bm_height; |
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57 guint32 valid_bm_width; |
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58 guint32 valid_bm_x_offset; |
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59 guint32 valid_bm_y_offset; |
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60 guint32 video_x_t_offset; |
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61 guint32 video_y_start; |
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62 } gst_riff_vprp_video_field_desc; |
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63 |
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64 typedef struct _gst_riff_vprp { |
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65 guint32 format_token; /* whether fields defined by standard */ |
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66 guint32 standard; /* video display standard, UNKNOWN, PAL, etc */ |
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67 guint32 vert_rate; /* vertical refresh rate */ |
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68 guint32 hor_t_total; /* width */ |
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69 guint32 vert_lines; /* height */ |
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70 guint32 aspect; /* aspect ratio high word:low word */ |
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71 guint32 width; /* active width */ |
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72 guint32 height; /* active height */ |
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73 guint32 fields; /* field count */ |
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74 gst_riff_vprp_video_field_desc field_info[GST_RIFF_VPRP_VIDEO_FIELDS]; |
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75 } gst_riff_vprp; |
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76 |
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77 #endif /* __GST_AVI_H__ */ |
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