1/*
2 * BRender PIX image demuxer
3 * Copyright (c) 2014 Michael Niedermayer
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "img2.h"
23#include "libavutil/intreadwrite.h"
24
25static int brender_read_probe(const AVProbeData *p)
26{
27    static const uint8_t brender_magic[16] = {
28        0,0,0,0x12,0,0,0,8,0,0,0,2,0,0,0,2
29    };
30
31    if (memcmp(p->buf, brender_magic, sizeof(brender_magic)))
32        return 0;
33
34    if (AV_RB32(p->buf+16) != 0x03 &&
35        AV_RB32(p->buf+16) != 0x3D)
36        return 0;
37
38    return AVPROBE_SCORE_MAX-10;
39}
40
41static const AVClass image2_brender_pix_class = {
42    .class_name = "brender_pix demuxer",
43    .item_name  = av_default_item_name,
44    .option     = ff_img_options,
45    .version    = LIBAVUTIL_VERSION_INT,
46};
47
48const AVInputFormat ff_image2_brender_pix_demuxer = {
49    .name           = "brender_pix",
50    .long_name      = NULL_IF_CONFIG_SMALL("BRender PIX image"),
51    .priv_data_size = sizeof(VideoDemuxData),
52    .read_probe     = brender_read_probe,
53    .read_header    = ff_img_read_header,
54    .read_packet    = ff_img_read_packet,
55    .raw_codec_id   = AV_CODEC_ID_BRENDER_PIX,
56    .priv_class     = &image2_brender_pix_class,
57};
58