[pulseaudio-discuss] [PATCH 2/3] sink: Add some comments about the rewind handling during stream moves.
mkbosmans at gmail.com
Thu Sep 29 14:36:48 PDT 2011
Warning bikeshed ahead.
2011/9/29 Tanu Kaskinen <tanu.kaskinen at digia.com>:
> src/pulsecore/sink.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 58 insertions(+), 0 deletions(-)
> diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
> index a2642b4..53cab32 100644
> --- a/src/pulsecore/sink.c
> +++ b/src/pulsecore/sink.c
> @@ -2403,6 +2403,46 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse
> pa_usec_t usec = 0;
> size_t sink_nbytes, total_nbytes;
> + /* The old sink probably has some audio from this
> + * stream in its buffer. We want to "take it back" as
> + * much as possible and play it to the new sink. We
> + * don't know at this point how much the old sink can
> + * rewind. We have to pick something, and that
> + * something is the full latency of the old sink here.
> + * So we rewind the stream buffer by the sink latency
> + * amount, which may be more than what we should
> + * rewind. This can result in a chunk of audio being
> + * played both to the old sink and the new sink.
I'd say that these comments can be a bit wider. Coding Style says
about 127 chars. That would be a bit much for a comment block IMHO,
but it would be good to conserve some vertical space here.
Oh, and thanks for addressing
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