example.conf: minor changes

In particular, the player inserts af_scaletempo by default now when
changing speed, so the suggestion to add this was missleading and
counter-productive.

etc/example.conf

@@ -27,7 +27,7 @@
 ##################
 
 # Specify default video driver (see --vo=help for a list).
-#vo=vdpau
+#vo=opengl-hq
 
 # Start in fullscreen mode by default.
 #fs=yes
@@ -54,9 +54,8 @@
 # Disable softvol usage, and always use the system mixer if available.
 #softvol=no
 
-# Scale audio tempo by playback speed without altering pitch. (By default does
-# nothing if playback speed is not changed. May introduce artifacts.)
-#af=scaletempo
+# Do not filter audio to keep pitch when changing playback speed.
+audio-pitch-correction=no
 
 # Output 5.1 audio natively, and upmix/downmix audio with a different format.
 #audio-channels=5.1
@@ -75,15 +74,11 @@
 
 # cache settings
 #
-# Use 8MB input cache by default. The cache is enabled for network streams only.
-#cache-default=8192
+# Use 150MB input cache by default. The cache is enabled for network streams only.
+#cache-default=153600
 #
-# Use 8MB input cache for everything, even local files.
-#cache=8192
-#
-# If a seek is issued, and the target is 1024KB past the cached range, then
-# keep reading until the seek target is hit, instead of doing a real seek.
-#cache-seek-min=1024
+# Use 150MB input cache for everything, even local files.
+#cache=153600
 #
 # Disable the behavior that the player will pause if the cache goes below a
 # certain fill size.
@@ -91,6 +86,9 @@
 #
 # Read ahead about 5 seconds of audio and video packets.
 #demuxer-readahead-secs=5.0
+#
+# Raise readahead from demuxer-readahead-secs to this value if a cache is active.
+#cache-secs=50.0
 
 # Display English subtitles if available.
 #slang=en