include/video/viv-metadata.h

/****************************************************************************
*
*    The MIT License (MIT)
*
*    Copyright (c) 2014 - 2018 Vivante Corporation
*
*    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.
*
*****************************************************************************
*
*    The GPL License (GPL)
*
*    Copyright (C) 2014 - 2018 Vivante Corporation
*
*    This program is free software; you can redistribute it and/or
*    modify it under the terms of the GNU General Public License
*    as published by the Free Software Foundation; either version 2
*    of the License, or (at your option) any later version.
*
*    This program 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 General Public License for more details.
*
*    You should have received a copy of the GNU General Public License
*    along with this program; if not, write to the Free Software Foundation,
*    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*****************************************************************************
*
*    Note: This software is released under dual MIT and GPL licenses. A
*    recipient may use this file under the terms of either the MIT license or
*    GPL License. If you wish to use only one license not the other, you can
*    indicate your decision by deleting one of the above license notices in your
*    version of this file.
*
*****************************************************************************/

#ifndef __VIV_METADATA_H__
#define __VIV_METADATA_H__

#ifdef __cplusplus
extern "C" {
#endif

/* Macro to combine four characters into a Character Code. */
#define __FOURCC(a, b, c, d) \
    ((uint32_t)(a) | ((uint32_t)(b) << 8) | ((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))

#define VIV_VIDMEM_METADATA_MAGIC __FOURCC('v', 'i', 'v', 'm')

/* Compressed format now was defined same as dec400d, should be general. */
typedef enum _VIV_COMPRESS_FMT
{
    _VIV_CFMT_ARGB8 = 0,
    _VIV_CFMT_XRGB8,
    _VIV_CFMT_AYUV,
    _VIV_CFMT_UYVY,
    _VIV_CFMT_YUY2,
    _VIV_CFMT_YUV_ONLY,
    _VIV_CFMT_UV_MIX,
    _VIV_CFMT_ARGB4,
    _VIV_CFMT_XRGB4,
    _VIV_CFMT_A1R5G5B5,
    _VIV_CFMT_X1R5G5B5,
    _VIV_CFMT_R5G6B5,
    _VIV_CFMT_Z24S8,
    _VIV_CFMT_Z24,
    _VIV_CFMT_Z16,
    _VIV_CFMT_A2R10G10B10,
    _VIV_CFMT_BAYER,
    _VIV_CFMT_SIGNED_BAYER,
    _VIV_CFMT_VAA16,
    _VIV_CFMT_S8,

    _VIV_CFMT_MAX,
} _VIV_COMPRESS_FMT;

/* Metadata for cross-device fd share with additional (ts) info. */
typedef struct _VIV_VIDMEM_METADATA
{
    uint32_t magic;

    int32_t  ts_fd;
    void *   ts_dma_buf;

    uint32_t fc_enabled;
    uint32_t fc_value;
    uint32_t fc_value_upper;

    uint32_t compressed;
    uint32_t compress_format;
} _VIV_VIDMEM_METADATA;

#ifdef __cplusplus
}
#endif

#endif /* __VIV_METADATA_H__ */