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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_AVI_H__
#define __GST_AVI_H__
#include <gst/gst.h>
typedef struct _gst_riff_avih {
guint32 us_frame; /* microsec per frame */
guint32 max_bps; /* byte/s overall */
guint32 pad_gran; /* pad_granularity */
guint32 flags;
/* flags values */
#define GST_RIFF_AVIH_HASINDEX 0x00000010 /* has idx1 chunk */
#define GST_RIFF_AVIH_MUSTUSEINDEX 0x00000020 /* must use idx1 chunk to determine order */
#define GST_RIFF_AVIH_ISINTERLEAVED 0x00000100 /* AVI file is interleaved */
#define GST_RIFF_AVIH_WASCAPTUREFILE 0x00010000 /* specially allocated used for capturing real time video */
#define GST_RIFF_AVIH_COPYRIGHTED 0x00020000 /* contains copyrighted data */
guint32 tot_frames; /* # of frames (all) */
guint32 init_frames; /* initial frames (???) */
guint32 streams;
guint32 bufsize; /* suggested buffer size */
guint32 width;
guint32 height;
guint32 scale;
guint32 rate;
guint32 start;
guint32 length;
} gst_riff_avih;
/* vprp (video properties) ODML header */
/* see ODML spec for some/more explanation */
#define GST_RIFF_TAG_vprp GST_MAKE_FOURCC ('v','p','r','p')
#define GST_RIFF_VPRP_VIDEO_FIELDS (2)
typedef struct _gst_riff_vprp_video_field_desc {
guint32 compressed_bm_height;
guint32 compressed_bm_width;
guint32 valid_bm_height;
guint32 valid_bm_width;
guint32 valid_bm_x_offset;
guint32 valid_bm_y_offset;
guint32 video_x_t_offset;
guint32 video_y_start;
} gst_riff_vprp_video_field_desc;
typedef struct _gst_riff_vprp {
guint32 format_token; /* whether fields defined by standard */
guint32 standard; /* video display standard, UNKNOWN, PAL, etc */
guint32 vert_rate; /* vertical refresh rate */
guint32 hor_t_total; /* width */
guint32 vert_lines; /* height */
guint32 aspect; /* aspect ratio high word:low word */
guint32 width; /* active width */
guint32 height; /* active height */
guint32 fields; /* field count */
gst_riff_vprp_video_field_desc field_info[GST_RIFF_VPRP_VIDEO_FIELDS];
} gst_riff_vprp;
#endif /* __GST_AVI_H__ */
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