mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-26 19:51:11 +00:00
Code Issues 1 Projects Releases Wiki Activity

docs/design/part-overview.txt: Fix some typos, add blurb about buffer flags.

Browse source 
Original commit message from CVS:
* docs/design/part-overview.txt:
Fix some typos, add blurb about buffer flags.
This commit is contained in:
Wim Taymans 2006-05-04 13:30:30 +00:00
parent da6dcf9a64
commit cd16e10793
2 changed files with 11 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
ChangeLog
View file

@ -1,3 +1,8 @@
2006-05-04 Wim Taymans <wim@fluendo.com>
* docs/design/part-overview.txt:
Fix some typos, add blurb about buffer flags.
2006-05-03 Thomas Vander Stichele <thomas at apestaart dot org> 2006-05-03 Thomas Vander Stichele <thomas at apestaart dot org>
* docs/libs/gstreamer-libs-sections.txt: * docs/libs/gstreamer-libs-sections.txt:

11
docs/design/part-overview.txt
View file

@ -190,6 +190,8 @@ Dataflow and buffers
- the duration of the data in time. - the duration of the data in time.
- the media type of the data described with caps, these are key/value pairs that - the media type of the data described with caps, these are key/value pairs that
describe the media type in a unique way. describe the media type in a unique way.
- additional flags describing special properties of the data such as
discontinuities or delta units.
When an element whishes to send a buffer to another element is does this using one When an element whishes to send a buffer to another element is does this using one
of the pads that is linked to a pad of the other element. In the push model, a of the pads that is linked to a pad of the other element. In the push model, a
@ -220,7 +222,6 @@ Dataflow and buffers
The process of selecting a media type and attaching it to the buffers is called The process of selecting a media type and attaching it to the buffers is called
caps negotiation. caps negotiation.
Caps Caps
---- ----
@ -284,7 +285,7 @@ Pipeline clock
The purpose of the clock is to provide a stricly increasing value at the rate The purpose of the clock is to provide a stricly increasing value at the rate
of one GST_SECOND per second. Clock values are expressed in nanoseconds. of one GST_SECOND per second. Clock values are expressed in nanoseconds.
Elements use the clock time to synchronized the playback of data. Elements use the clock time to synchronize the playback of data.
Before the pipeline is set to PLAYING, the pipeline asks each element if they can Before the pipeline is set to PLAYING, the pipeline asks each element if they can
provide a clock. The clock is selected in the following order: provide a clock. The clock is selected in the following order:
@ -295,11 +296,11 @@ Pipeline clock
sinks. sinks.
- If no element provides a clock a default system clock is used for the pipeline. - If no element provides a clock a default system clock is used for the pipeline.
In a typical playback pipeline this will select the clock provided by a sink element In a typical playback pipeline this algorithm will select the clock provided by
such as an audio sink. a sink element such as an audio sink.
In capture pipelines, this will typically select the clock of the data producer, which In capture pipelines, this will typically select the clock of the data producer, which
can in most cases not control the rate at which it delivers data. can in most cases not control the rate at which it produces data.
Pipeline states Pipeline states