static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov, AVFormatContext *s) { offset_t pos = url_ftell(pb); int i; put_be32(pb, 0); /* size */ put_tag(pb, "udta"); /* iTunes meta data */ mov_write_meta_tag(pb, mov, s); if(mov->mode == MODE_MOV){ // the title field breaks gtkpod with mp4 and my suspicion is that stuff isnt valid in mp4 /* Requirements */ for (i=0; i<MAX_STREAMS; i++) { if(mov->tracks[i].entry <= 0) continue; if (mov->tracks[i].enc->codec_id == CODEC_ID_AAC || mov->tracks[i].enc->codec_id == CODEC_ID_MPEG4) { mov_write_string_tag(pb, "\251req", "QuickTime 6.0 or greater", 0); break; } } mov_write_string_tag(pb, "\251nam", s->title , 0); mov_write_string_tag(pb, "\251aut", s->author , 0); mov_write_string_tag(pb, "\251alb", s->album , 0); mov_write_day_tag(pb, s->year, 0); if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT)) mov_write_string_tag(pb, "\251enc", LIBAVFORMAT_IDENT, 0); mov_write_string_tag(pb, "\251des", s->comment , 0); mov_write_string_tag(pb, "\251gen", s->genre , 0); } return updateSize(pb, pos); }
static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov, AVFormatContext *s) { offset_t pos = url_ftell(pb); int i; put_be32(pb, 0);   put_tag(pb, "udta");   mov_write_meta_tag(pb, mov, s); if(mov->mode == MODE_MOV){  