[xiph-cvs] cvs commit: snatch README
Monty
xiphmont at xiph.org
Mon Feb 18 18:05:21 PST 2002
xiphmont 02/02/18 18:05:21
Modified: . README
Log:
roll back README version
Revision Changes Path
1.8 +12 -21 snatch/README
Index: README
===================================================================
RCS file: /usr/local/cvsroot/snatch/README,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -r1.7 -r1.8
--- README 2002/02/19 02:03:57 1.7
+++ README 2002/02/19 02:05:20 1.8
@@ -1,4 +1,4 @@
-Snatch 20011125
+Snatch 20011112
"The only intuitive interface is the nipple. After that, it's all
learned."
@@ -17,10 +17,11 @@
This technique has the advantages of a) always working, with audio,
video and live streams and b) being undetectable at the Real Server.
-Grabbing the sound and video is relatively trivial. Putting it into
-an easy to use application is what took about two weeks. Snatch also
-includes a Robot that can issue commands to RealPlayer via synthetic X
-events, allowing a user to set up preprogrammed timed recording.
+But grabbing the sound and video is relatively trivial (four hours
+begin to end). Putting it into an easy to use application is what
+took about two weeks. Snatch also includes a Robot that can issue
+commands to RealPlayer via synthetic X events, allowing a user to set
+up preprogrammed timed recording.
Snatch does not modify, patch or 'crack' RealPlayer in any way and
[should] work with any RealPlayer8 on any architecture for Linux.
@@ -29,23 +30,13 @@
they get to the OS, saving the data in a raw format capture file.
It's important to note that this capture output is *uncompressed* and
a considerable amount of both disk space and I/O bandwidth is
-necessary for useful capturing. A half hour of 240x180 video at 15fps
-will eat about two gigabytes of disk space (of course, it's then easy
-to convert to something much smaller. Snatch doesn't do this during
-capture because a) few machines could keep up and b) it gives the user
-flexibility about encoding in whatever format they prefer later).
-Once saved to disk, the output can be transcoded into any other
-format.
-
-MPEG-2 video is a popular choice, and a convenient filter set for the
-'mjpeg' tools suite is available. Although it's true that MPEG-2
-video is not as space efficient as Real, the above mentioned 240x180
-15 fps stream, encoded in Real at 220kbps, will encode into 240x180
-30fps VBR MPEG-2 at 350kbps quite nicely using the mjpeg MPEG-2
-encoder.
+necessary for useful capturing. Five minutes of 240x180 video at
+15fps will eat about a gigabyte of disk space.
-<<<****>>> See README-MJPEG for easy directions and pre-patched
-software for encoding Snatch directly to MPEG1/2.
+Once saved to disk, the output can be transcoded into any other
+format. MPEG video is a popular choice, and a convenient front end
+for the 'mjpeg' tools suite is in progress. More about that once the
+filters are done.
****************************** SETUP ******************************
<p><p><p>--- >8 ----
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