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avformat/id3v2enc: fix bad ID3v2 tag length

This commit is contained in:
Gilles Bouthenot 2020-01-08 19:47:55 +01:00 committed by Paul B Mahol
parent 3d894db700
commit 929e5159bc
1 changed files with 3 additions and 3 deletions
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6
libavformat/id3v2enc.c
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@ -268,15 +268,15 @@ static int write_ctoc(AVFormatContext *s, ID3v2EncContext *id3, int enc)
if ((ret = avio_open_dyn_buf(&dyn_bc)) < 0)
return ret;
id3->len += avio_put_str(dyn_bc, "toc");
avio_put_str(dyn_bc, "toc");
avio_w8(dyn_bc, 0x03);
avio_w8(dyn_bc, s->nb_chapters);
for (int i = 0; i < s->nb_chapters; i++) {
snprintf(name, 122, "ch%d", i);
id3->len += avio_put_str(dyn_bc, name);
avio_put_str(dyn_bc, name);
}
len = avio_get_dyn_buf(dyn_bc, &dyn_buf);
id3->len += 16 + ID3v2_HEADER_SIZE;
id3->len += len + ID3v2_HEADER_SIZE;
avio_wb32(s->pb, MKBETAG('C', 'T', 'O', 'C'));
avio_wb32(s->pb, len);