pulseaudio block diagram of the data flow

Flow diagram

By comparing a block diagram of the process concerns the following log :( portion marked red)

Journal

1. tts, pop (): 9184 currently has 9184 bytes of data from the client.
2. (1280) server end request_bytes requests 1280 bytes of data to the client.
3. tchunk.length: 864 This is the actual server-side data read out.
4. pushing 3456 peeking 3456 dropping 3456: these are *. 4 After entering resamper (864 . 4),. 4 = Channel number of a byte.
5. See next tts, pop (): 8320 = 9184 - 1280;
6. got 1280 bytes from client