libutvideo.h

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/*
 * Copyright (c) 2011-2012 Derek Buitenhuis
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg 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;
 * version 2 of the License.
 *
 * FFmpeg 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 FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

/**
 * @file
 * Known FOURCCs:
 *     'ULY0' (YCbCr 4:2:0), 'ULY2' (YCbCr 4:2:2), 'ULRG' (RGB), 'ULRA' (RGBA),
 *     'ULH0' (YCbCr 4:2:0 BT.709), 'ULH2' (YCbCr 4:2:2 BT.709)
 */

#ifndef AVCODEC_LIBUTVIDEO_H
#define AVCODEC_LIBUTVIDEO_H

#include <stdlib.h>
#include <utvideo/utvideo.h>
#include <utvideo/Codec.h>

/*
 * Ut Video version 12.0.0 changed the RGB format names and removed
 * the _WIN names, so if the new names are absent, define them
 * against the old names so compatibility with pre-v12 versions
 * is maintained.
 */
#if !defined(UTVF_NFCC_BGR_BU)
#define UTVF_NFCC_BGR_BU UTVF_RGB24_WIN
#endif

#if !defined(UTVF_NFCC_BGRA_BU)
#define UTVF_NFCC_BGRA_BU UTVF_RGB32_WIN
#endif

/*
 * Ut Video version 13.0.1 introduced new BT.709 variants.
 * Special-case these and only use them if v13 is detected.
 */
#if defined(UTVF_HDYC)
#define UTV_BT709
#endif

typedef struct {
    uint32_t version;
    uint32_t original_format;
    uint32_t frameinfo_size;
    uint32_t flags;
} UtVideoExtra;

typedef struct {
    const AVClass *c;
    CCodec *codec;
    unsigned int buf_size;
    uint8_t *buffer;
    int pred;
} UtVideoContext;

#endif /* AVCODEC_LIBUTVIDEO_H */