put_be32(pb, 1);
put_be32(pb, 0xf);
static int mov_write_tkhd_tag(ByteIOContext *pb, MOVTrack* track){    put_be32(pb, 0x5c); /* size (always 0x5c) */    put_tag(pb, "tkhd");    put_be32(pb, 1); /* version & flags (track enabled) */    put_be32(pb, track->time); /* creation time */    put_be32(pb, track->time); /* modification time */    put_be32(pb, track->trackID); /* track-id */    put_be32(pb, 0); /* reserved */    put_be32(pb, track->entry*track->frameDuration); /* duration */    put_be32(pb, 0); /* reserved */    put_be32(pb, 0); /* reserved */    put_be32(pb, 0x0); /* reserved (Layer & Alternate group) */    /* Volume, only for audio */    if(track->enc->codec_type == CODEC_TYPE_AUDIO)        put_be16(pb, 0x0100);    else        put_be16(pb, 0);    put_be16(pb, 0); /* reserved */    /* Matrix structure */    put_be32(pb, 0x00010000); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x00010000); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x0); /* reserved */    put_be32(pb, 0x40000000); /* reserved */    /* Track width and height, for visual only */    if(track->enc->codec_type == CODEC_TYPE_VIDEO) {        put_be32(pb, 0x01400000);        put_be32(pb, 0x00f00000);    }    else {        put_be32(pb, 0);        put_be32(pb, 0);    }    return 0x5c;}