packetizer: dts: fix dead loop

refs #29063
1 year ago · 77cd69d176
1 changed files with 3 additions and 2 deletions
--- a/modules/packetizer/dts.c
+++ b/modules/packetizer/dts.c
@ -305,8 +305,9 @@ static block_t *PacketizeBlock( decoder_t *p_dec, block_t **pp_block )
                         vlc_dts_header_IsSync( p_header, VLC_DTS_HEADER_SIZE ) )
                    {
                        p_sys->i_input_size = p_sys->i_next_offset = p_sys->first.i_frame_size - 1;
-                        /* reenter */
-                        break;
+                        assert(p_sys->i_input_size);
+                        if(p_sys->i_input_size >= VLC_DTS_HEADER_SIZE)
+                            break; /* reenter */
                    }
                    msg_Dbg( p_dec, "emulated sync word "
                             "(no sync on following frame)" );