implement sgpd and sbgp boxes in audio tracks

This commit is contained in:
kapodamy 2020-01-14 01:08:46 -03:00
parent 49cc643dcc
commit 9b71828b97
1 changed files with 6 additions and 4 deletions

View File

@ -774,12 +774,12 @@ public class Mp4FromDashWriter {
.array()
);
make_mdia(tracks[index].trak.mdia, tables, is64);
make_mdia(tracks[index].trak.mdia, tables, is64, tracks[index].kind == TrackKind.Audio);
lengthFor(start);
}
private void make_mdia(Mdia mdia, TablesInfo tablesInfo, boolean is64) throws IOException {
private void make_mdia(Mdia mdia, TablesInfo tablesInfo, boolean is64, boolean isAudio) throws IOException {
int start_mdia = auxOffset();
auxWrite(new byte[]{0x00, 0x00, 0x00, 0x00, 0x6D, 0x64, 0x69, 0x61});// mdia
auxWrite(mdia.mdhd);
@ -822,8 +822,10 @@ public class Mp4FromDashWriter {
tablesInfo.stco = make(is64 ? 0x636F3634 : 0x7374636F, -1, is64 ? 2 : 1, tablesInfo.stco);
}
auxWrite(make_sgpd());
tablesInfo.sbgp = make_sbgp();// during simulation the returned offset is ignored
if (isAudio) {
auxWrite(make_sgpd());
tablesInfo.sbgp = make_sbgp();// during simulation the returned offset is ignored
}
lengthFor(start_stbl);
lengthFor(start_minf);