/usr/include/bitstream/mpeg/psi/desc_08.h is in libbitstream-dev 1.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* desc_08.h: ISO/IEC 13818-1 Descriptor 0x08 (Video Window descriptor)
*****************************************************************************
* Copyright (C) 2011 Unix Solutions Ltd.
*
* Authors: Georgi Chorbadzhiyski <georgi@unixsol.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject
* to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*****************************************************************************/
/*
* Normative references:
* - ISO/IEC 13818-1:2007(E) (MPEG-2 Systems)
*/
#ifndef __BITSTREAM_MPEG_DESC_08_H__
#define __BITSTREAM_MPEG_DESC_08_H__
#include <bitstream/common.h>
#include <bitstream/mpeg/psi/descriptors.h>
#include <bitstream/mpeg/psi/desc_07.h>
#ifdef __cplusplus
extern "C"
{
#endif
/*****************************************************************************
* Descriptor 0x08: Video Window descriptor
*****************************************************************************/
#define DESC08_HEADER_SIZE (DESC_HEADER_SIZE + 4)
static inline void desc08_init(uint8_t *p_desc)
{
desc_set_tag(p_desc, 0x08);
desc_set_length(p_desc, DESC08_HEADER_SIZE - DESC_HEADER_SIZE);
}
#define desc08_get_horizontal_offset desc07_get_horizontal_size
#define desc08_set_horizontal_offset desc07_set_horizontal_size
#define desc08_get_vertical_offset desc07_get_vertical_size
#define desc08_set_vertical_offset desc07_set_vertical_size
#define desc08_get_window_priority desc07_get_aspect_ratio_info
#define desc08_set_window_priority desc07_set_aspect_ratio_info
static inline bool desc08_validate(const uint8_t *p_desc)
{
return desc_get_length(p_desc) >= DESC08_HEADER_SIZE - DESC_HEADER_SIZE;
}
static inline void desc08_print(const uint8_t *p_desc, f_print pf_print,
void *opaque, print_type_t i_print_type)
{
switch (i_print_type) {
case PRINT_XML:
pf_print(opaque, "<VIDEO_WINDOW_DESC horizontal_offset=\"%u\" vertical_offset=\"%u\" window_priority=\"%u\"/>",
desc08_get_horizontal_offset(p_desc),
desc08_get_vertical_offset(p_desc),
desc08_get_window_priority(p_desc)
);
break;
default:
pf_print(opaque, " - desc 08 video_window horizontal_offset=%u vertical_offset=%u window_priority=%u",
desc08_get_horizontal_offset(p_desc),
desc08_get_vertical_offset(p_desc),
desc08_get_window_priority(p_desc)
);
}
}
#ifdef __cplusplus
}
#endif
#endif
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