66 static int id3v2_put_ttag(ID3v2EncContext *id3, AVIOContext *avioc, const char *str1, const char *s…  in id3v2_put_ttag()  argument
89     if (id3->version == 3)  in id3v2_put_ttag()
105 static int id3v2_put_priv(ID3v2EncContext *id3, AVIOContext *avioc, const char *key, const char *da…  in id3v2_put_priv()  argument
141     if (id3->version == 3)  in id3v2_put_priv()
153 static int id3v2_check_write_tag(ID3v2EncContext *id3, AVIOContext *pb, AVDictionaryEntry *t,  in id3v2_check_write_tag()  argument
164             return id3v2_put_ttag(id3, pb, t->value, NULL, tag, enc);  in id3v2_check_write_tag()
206 void ff_id3v2_start(ID3v2EncContext *id3, AVIOContext *pb, int id3v2_version,  in ff_id3v2_start()  argument
209     id3->version = id3v2_version;  in ff_id3v2_start()
216     id3->size_pos = avio_tell(pb);  in ff_id3v2_start()
221                           ID3v2EncContext *id3, int enc)  in write_metadata()  argument
227     if (id3->version == 3)  in write_metadata()
229     else if (id3->version == 4)  in write_metadata()
233         if ((ret = id3v2_check_write_tag(id3, pb, t, ff_id3v2_tags, enc)) > 0) {  in write_metadata()
234             id3->len += ret;  in write_metadata()
237         if ((ret = id3v2_check_write_tag(id3, pb, t, id3->version == 3 ?  in write_metadata()
239             id3->len += ret;  in write_metadata()
243         if ((ret = id3v2_put_priv(id3, pb, t->key, t->value)) > 0) {  in write_metadata()
244             id3->len += ret;  in write_metadata()
251         if ((ret = id3v2_put_ttag(id3, pb, t->key, t->value, MKBETAG('T', 'X', 'X', 'X'), enc)) < 0)  in write_metadata()
253         id3->len += ret;  in write_metadata()
259 static int write_ctoc(AVFormatContext *s, ID3v2EncContext *id3, int enc)  in write_ctoc()  argument
280     id3->len += len + ID3v2_HEADER_SIZE;  in write_ctoc()
292 static int write_chapter(AVFormatContext *s, ID3v2EncContext *id3, int id, int enc)  in write_chapter()  argument
308     id3->len += avio_put_str(dyn_bc, name);  in write_chapter()
314     if ((ret = write_metadata(dyn_bc, &ch->metadata, id3, enc)) < 0)  in write_chapter()
318     id3->len += 16 + ID3v2_HEADER_SIZE;  in write_chapter()
331 int ff_id3v2_write_metadata(AVFormatContext *s, ID3v2EncContext *id3)  in ff_id3v2_write_metadata()  argument
333     int enc = id3->version == 3 ? ID3v2_ENCODING_UTF16BOM :  in ff_id3v2_write_metadata()
338     if ((ret = write_metadata(s->pb, &s->metadata, id3, enc)) < 0)  in ff_id3v2_write_metadata()
341     if ((ret = write_ctoc(s, id3, enc)) < 0)  in ff_id3v2_write_metadata()
345         if ((ret = write_chapter(s, id3, i, enc)) < 0)  in ff_id3v2_write_metadata()
352 int ff_id3v2_write_apic(AVFormatContext *s, ID3v2EncContext *id3, AVPacket *pkt)  in ff_id3v2_write_apic()  argument
361     int enc = id3->version == 3 ? ID3v2_ENCODING_UTF16BOM :  in ff_id3v2_write_apic()
408     if (id3->version == 3)  in ff_id3v2_write_apic()
416     id3->len += len + ID3v2_HEADER_SIZE;  in ff_id3v2_write_apic()
421 void ff_id3v2_finish(ID3v2EncContext *id3, AVIOContext *pb,  in ff_id3v2_finish()  argument
435     padding_bytes = av_clip(padding_bytes, 10, 268435455 - id3->len);  in ff_id3v2_finish()
437     id3->len += padding_bytes;  in ff_id3v2_finish()
440     avio_seek(pb, id3->size_pos, SEEK_SET);  in ff_id3v2_finish()
441     id3v2_put_size(pb, id3->len);  in ff_id3v2_finish()
448     ID3v2EncContext id3 = { 0 };  in ff_id3v2_write_simple()  local
451     ff_id3v2_start(&id3, s->pb, id3v2_version, magic);  in ff_id3v2_write_simple()
452     if ((ret = ff_id3v2_write_metadata(s, &id3)) < 0)  in ff_id3v2_write_simple()
454     ff_id3v2_finish(&id3, s->pb, s->metadata_header_padding);  in ff_id3v2_write_simple()