/*

 * This file is part of FFmpeg.

 *

 * FFmpeg is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * 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

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser 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

 */

#include "avformat.h"

#include "avio.h"

#include "isom.h"

int ff_mov_read_esds(AVFormatContext *fc, AVIOContext *pb)

{

    AVStream *st;

    int tag, ret = 0;

    if (fc->nb_streams < 1)

        return 0;

    st = fc->streams[fc->nb_streams-1];

    avio_rb32(pb); /* version + flags */

    ff_mp4_read_descr(fc, pb, &tag);

    if (tag == MP4ESDescrTag) {

        ff_mp4_parse_es_descr(pb, NULL);

    } else

        avio_rb16(pb); /* ID */

    ff_mp4_read_descr(fc, pb, &tag);

    if (tag == MP4DecConfigDescrTag)

        ret = ff_mp4_read_dec_config_descr(fc, st, pb);

    return ret;

}