put_chunk         456 libavformat/asfenc.c         put_chunk(s, 0x4824, 0, 0xc00); /* start of stream (length will be patched later) */
put_chunk         881 libavformat/asfenc.c         put_chunk(s, 0x4424, s->packet_size, 0);
put_chunk        1136 libavformat/asfenc.c         put_chunk(s, 0x4524, 0, 0); /* end of stream */