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authorTorbjörn Andersson2006-01-14 20:05:56 +0000
committerTorbjörn Andersson2006-01-14 20:05:56 +0000
commita61e62db95d30c9886cf2e66e84f9e753c04f2d5 (patch)
tree8b3f192d2c74ef1c40187d3f106c3ffe56b21bd5 /doc
parentd8d6da1ff0defa13d4f458e1a6340c5254c76a2d (diff)
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Lowered FluidSynth's default gain, and added config file and command-line
options to specify it. FluidSynth's gain ranges from 0.0 through 10.0 and is probably measured in decibel, but to keep things simple, ScummVM uses settings from 0 through 1000 instead. (Though currently there's no guard against invalid settings.) This is a slightly revised version of the non-GUI part of patch #1336171. svn-id: r20030
Diffstat (limited to 'doc')
-rw-r--r--doc/05_01.tex2
-rw-r--r--doc/07_02b.tex9
-rw-r--r--doc/08.tex2
3 files changed, 13 insertions, 0 deletions
diff --git a/doc/05_01.tex b/doc/05_01.tex
index 9b40d81115..220bfad68c 100644
--- a/doc/05_01.tex
+++ b/doc/05_01.tex
@@ -22,6 +22,8 @@ Usage: scummvm [OPTIONS]... [GAME]\\
-m, --music-volume=NUM &Set the music volume, 0-255 (default: 192)\\
-s, --sfx-volume=NUM &Set the sfx volume, 0-255 (default: 192)\\
-r, --speech-volume=NUM &Set the voice volume, 0-255 (default: 192)\\
+ --midi-gain &Set the gain for MIDI playback, 0-1000 (default:\\
+ &100) (only supported by some MIDI drivers)\\
-n, --subtitles &Enable subtitles (use with games that have voice)\\
-b, --boot-param=NUM &Pass number to the boot script (boot param)\\
-d, --debuglevel=NUM &Set debug verbosity level\\
diff --git a/doc/07_02b.tex b/doc/07_02b.tex
index 8c9c22c9aa..4acc95ae2d 100644
--- a/doc/07_02b.tex
+++ b/doc/07_02b.tex
@@ -10,5 +10,14 @@ If ScummVM was build with libfluildsynth support it will be able to play MIDI
music through the FluidSynth driver. You will have to specify a SoundFont to
use, however.
+Since the default output volume from FluidSynth can be fairly low, ScummVM will
+set the gain by default to get a stronger signal. This can be further adjusted
+using the --midi-gain command-line option, or the ``midi\_gain'' config file
+setting.
+
+The setting can take any value from 0 through 1000, with the default being 100.
+(This corresponds to FluidSynth's gain settings of 0.0 through 10.0, which are
+presumably measured in decibel.)
+
\textbf{NOTE:} The processor requirements for FluidSynth can be fairly high in
some cases. A fast CPU is recommended.
diff --git a/doc/08.tex b/doc/08.tex
index 7bde403612..461eee6de4 100644
--- a/doc/08.tex
+++ b/doc/08.tex
@@ -109,6 +109,8 @@ The following keywords are recognized:
sfx\_volume &number The sfx volume setting (0-255)\\
tempo &number The music tempo (50-200) (default: 100)\\
speech\_volume &number The speech volume setting (0-255)\\
+ midi\_gain &number The MIDI gain (0-1000) (default: 100) (Only\\
+ & supported by some MIDI drivers.)\\
\\
copy\_protection&bool Enable copy protection in SCUMM games, when\\
& ScummVM disables it by default.\\