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<p class="default"> |
<p class="default"> |
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Here is a collection of frequently asked questions. Please read them before asking on |
Here is a collection of frequently asked questions. Please read them before asking on |
| 127 |
the mailing list.<br> |
the mailing list.<br> |
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<br> |
<ol class="default"> |
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<a href="#commercial_products">Can I use LinuxSampler in commercial hardware or software products?</a><br> |
<li> |
| 130 |
<a href="#commercial_music">Can I use LinuxSampler for commercial music production?</a><br> |
<a href="#commercial_products">Can I use LinuxSampler in commercial hardware or software products?</a> |
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<a href="#open_source">LinuxSampler is not open source, you are evil!</a><br> |
</li> |
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<a href="#aga">linuxsampler? qsampler? libgig? liblscp? hu?</a><br> |
<li> |
| 133 |
<a href="#install">What do I need to compile and install?</a><br> |
<a href="#commercial_music">Can I use LinuxSampler for commercial music production?</a> |
| 134 |
<a href="#compilarion_error">Compilation of LinuxSampler aborts with ...</a><br> |
</li> |
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<a href="#cvs_checkout">How do I checkout from CVS?</a><br> |
<li> |
| 136 |
<a href="#compile_cvs">How do I compile from CVS?</a><br> |
<a href="#open_source">LinuxSampler is not open source, you are evil!</a> |
| 137 |
<a href="#no_gui">Can I use linuxsampler without a GUI as well?</a><br> |
</li> |
| 138 |
<a href="#examples_lscp">Are there example LSCP script files somewhere?</a><br> |
<li> |
| 139 |
<a href="#dropouts">I get dropouts (click sounds, noise), what can I do about it?</a><br> |
<a href="#aga">linuxsampler? qsampler? jsampler? libgig? liblscp? jlscp? ... hu?</a> |
| 140 |
|
</li> |
| 141 |
|
<li> |
| 142 |
|
<a href="#install">What do I need to compile and install?</a> |
| 143 |
|
</li> |
| 144 |
|
<li> |
| 145 |
|
<a href="#compilarion_error">Compilation of LinuxSampler aborts with ...</a> |
| 146 |
|
</li> |
| 147 |
|
<li> |
| 148 |
|
<a href="#cvs_checkout">How do I checkout from CVS?</a> |
| 149 |
|
</li> |
| 150 |
|
<li> |
| 151 |
|
<a href="#compile_cvs">How do I compile from CVS?</a> |
| 152 |
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</li> |
| 153 |
|
<li> |
| 154 |
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<a href="#no_gui">Can I use linuxsampler without a GUI as well?</a> |
| 155 |
|
</li> |
| 156 |
|
<li> |
| 157 |
|
<a href="#examples_lscp">Are there example LSCP script files somewhere?</a> |
| 158 |
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</li> |
| 159 |
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<li> |
| 160 |
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<a href="#dropouts">I get dropouts (click sounds, noise), what can I do about it?</a> |
| 161 |
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</li> |
| 162 |
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</ol> |
| 163 |
</p> |
</p> |
| 164 |
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|
| 165 |
<a name="commercial_products"></a> |
<a name="commercial_products"></a> |
| 193 |
what he likes to do, he can even adjust and tweak every single part of the software |
what he likes to do, he can even adjust and tweak every single part of the software |
| 194 |
by modifying and compiling its source code. And just the fact that we want to avoid |
by modifying and compiling its source code. And just the fact that we want to avoid |
| 195 |
our work to be directly exploited in commercial software or hardware products is |
our work to be directly exploited in commercial software or hardware products is |
| 196 |
definitely not an evil intention. For the normal user / musician the commercial |
definitely not an "evil" intention. For the normal user / musician the commercial |
| 197 |
restriction is even an advantage, since that way commercial actors are forced to |
restriction is even an advantage, since that way commercial actors are forced to |
| 198 |
support this or another open source project either directly by coding or indirectly |
support this or another open source project either directly by coding or indirectly |
| 199 |
by funding and thus increase development speed. |
by funding and thus increase development speed. |
| 200 |
</p> |
</p> |
| 201 |
|
|
| 202 |
<a name="aga"></a> |
<a name="aga"></a> |
| 203 |
<h3>linuxsampler? qsampler? libgig? liblscp? hu?</h3> |
<h3>linuxsampler? qsampler? jsampler? libgig? liblscp? jlscp? ... hu?</h3> |
| 204 |
<p class="default"> |
<p class="default"> |
| 205 |
There are currently six subprojects in the LinuxSampler project; jlscp, jsampler, |
There are currently six subprojects in the LinuxSampler project; jlscp, jsampler, |
| 206 |
libgig, liblscp, linuxsampler and qsampler. linuxsampler is the core of the sampler, it includes the |
libgig, liblscp, linuxsampler and qsampler. linuxsampler is the core of the sampler, it includes the |
| 212 |
GUI library and thus can be compiled for various architectures and operating systems |
GUI library and thus can be compiled for various architectures and operating systems |
| 213 |
without modifications of the source code. |
without modifications of the source code. |
| 214 |
libgig is a C++ library written for accessing Gigasampler files and DLS Level 1 and 2 |
libgig is a C++ library written for accessing Gigasampler files and DLS Level 1 and 2 |
| 215 |
files, that is for reading and (since version 3.0.0) als writing of those files. |
files, that is for reading and (since version 3.0.0) also writing of those files. |
| 216 |
libgig is used by linuxsampler to load Gigasampler files and it <b>can</b> be |
libgig is used by linuxsampler to load Gigasampler files and it <b>can</b> be |
| 217 |
used by qsampler to retrieve additional informations about Gigasampler files. liblscp |
used by qsampler to retrieve additional informations about Gigasampler files. liblscp |
| 218 |
is a C library written as a wrapper around the LSCP network protocol, thus to control |
is a C library written as a wrapper around the LSCP network protocol, thus to control |
| 222 |
linuxsampler, it's written in Java and thus platform independent. jlscp is a library which |
linuxsampler, it's written in Java and thus platform independent. jlscp is a library which |
| 223 |
can be compared with liblscp, with the only difference that jlscp is written in Java and |
can be compared with liblscp, with the only difference that jlscp is written in Java and |
| 224 |
liblscp in C. jsampler requires jlscp. |
liblscp in C. jsampler requires jlscp. |
| 225 |
|
|
| 226 |
</p> |
</p> |
| 227 |
|
|
| 228 |
<a name="install"></a> |
<a name="install"></a> |
| 251 |
linuxsampler. You have to compile older versions of LinuxSampler (v0.3.3 and older) with |
linuxsampler. You have to compile older versions of LinuxSampler (v0.3.3 and older) with |
| 252 |
-O2 or -O3 to avoid this problem. Usually this is done by default, if not try: |
-O2 or -O3 to avoid this problem. Usually this is done by default, if not try: |
| 253 |
<br> |
<br> |
| 254 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
</p> |
| 255 |
<tr> |
<pre class="code">CXXFLAGS="-O3" ./configure |
|
<td><pre class="code">1 |
|
|
2</pre> |
|
|
</td> |
|
|
<td width="100%"> |
|
|
<pre class="code">CXXFLAGS="-O3" ./configure |
|
| 256 |
make</pre> |
make</pre> |
| 257 |
</td> |
<p class="default"> |
|
</tr> |
|
|
</table> |
|
|
<br> |
|
| 258 |
Alternatively you could also disable all hand-crafted assembly optimization code by: |
Alternatively you could also disable all hand-crafted assembly optimization code by: |
| 259 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
</p> |
| 260 |
<tr> |
<pre class="code">./configure --disable-asm |
|
<td><pre class="code">1 |
|
|
2</pre> |
|
|
</td> |
|
|
<td width="100%"> |
|
|
<pre class="code">./configure --disable-asm |
|
| 261 |
make</pre> |
make</pre> |
| 262 |
</td> |
<p class="default"> |
| 263 |
</tr> |
but the latter is definitely not recommended, as it will increase CPU usage a lot! |
|
</table> |
|
|
<br> |
|
|
but the latter is definitely not recommended, as it will increase CPU usage a lot! |
|
| 264 |
</p> |
</p> |
| 265 |
|
|
| 266 |
<p class="default"> |
<p class="default"> |
| 272 |
<a href="http://en.wikipedia.org/wiki/SIMD">SIMD</a> optimization in older versions of |
<a href="http://en.wikipedia.org/wiki/SIMD">SIMD</a> optimization in older versions of |
| 273 |
linuxsampler. Make sure you got gcc and g++, both of version 3.3 or higher installed. |
linuxsampler. Make sure you got gcc and g++, both of version 3.3 or higher installed. |
| 274 |
You can check this with: |
You can check this with: |
| 275 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
</p> |
| 276 |
<tr> |
<pre class="code">gcc --version |
|
<td><pre class="code">1 |
|
|
2</pre> |
|
|
</&d> |
|
|
<td width="100%"> |
|
|
<pre class="code">gcc --version |
|
| 277 |
g++ --version</pre> |
g++ --version</pre> |
| 278 |
</td> |
<p class="default"> |
|
</tr> |
|
|
</table> |
|
| 279 |
In case you already got gcc and g++ of version 3.3 or higher |
In case you already got gcc and g++ of version 3.3 or higher |
| 280 |
installed and it still causes the compilation error mentioned |
installed and it still causes the compilation error mentioned |
| 281 |
above, try the following: |
above, try the following: |
| 282 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
</p> |
| 283 |
<tr> |
<pre class="code">export CC=`which gcc` |
|
<td><pre class="code">1 |
|
|
2</pre> |
|
|
</td> |
|
|
<td width="100%"> |
|
|
<pre class="code">export CC=`which gcc` |
|
| 284 |
export CXX=`which g++`</pre> |
export CXX=`which g++`</pre> |
| 285 |
</td> |
<p class="default"> |
|
</tr> |
|
|
</table> |
|
| 286 |
On certain systems however you still get this error in conjunction with older |
On certain systems however you still get this error in conjunction with older |
| 287 |
versions of LinuxSampler (v0.3.3 and older). Fortunately newer versions of |
versions of LinuxSampler (v0.3.3 and older). Fortunately newer versions of |
| 288 |
linuxsampler are not affected anymore |
linuxsampler are not affected anymore |
| 304 |
The procedure for compiling from CVS is the same for all subprojects, that is no matter |
The procedure for compiling from CVS is the same for all subprojects, that is no matter |
| 305 |
if you are compiling linuxsampler, qsampler, libgig or liblscp from CVS, you need to |
if you are compiling linuxsampler, qsampler, libgig or liblscp from CVS, you need to |
| 306 |
have the autotools (automake, autoconf and libtool) installed and compile it that way: |
have the autotools (automake, autoconf and libtool) installed and compile it that way: |
| 307 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
<pre class="code">make -f Makefile.cvs |
|
<tr> |
|
|
<td><pre class="code">1 |
|
|
2 |
|
|
3</pre> |
|
|
</td> |
|
|
<td width="100%"> |
|
|
<pre class="code">make -f Makefile.cvs |
|
| 308 |
./configure |
./configure |
| 309 |
make</pre> |
make</pre> |
|
</td> |
|
|
</tr> |
|
|
</table> |
|
| 310 |
</p> |
</p> |
| 311 |
|
|
| 312 |
<a name="no_gui"></a> |
<a name="no_gui"></a> |
| 318 |
a sampler session with QSampler, because the session files qsampler writes are actually |
a sampler session with QSampler, because the session files qsampler writes are actually |
| 319 |
real LSCP scripts. You can send a LSCP script to linuxsampler on the console with the |
real LSCP scripts. You can send a LSCP script to linuxsampler on the console with the |
| 320 |
following command: |
following command: |
| 321 |
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
</p> |
| 322 |
<tr> |
<pre class="code">cat yourscript.lscp | netcat localhost 8888</pre> |
| 323 |
<td><pre class="code">1</pre> |
<p class="default"> |
| 324 |
</td> |
or on certain systems (like Debian) you have to provide the -t switch: |
| 325 |
<td width="100%"> |
</p> |
| 326 |
<pre class="code">cat yourscript.lscp | netcat localhost 8888</pre> |
<pre class="code">cat yourscript.lscp | netcat -t localhost 8888</pre> |
| 327 |
</td> |
<p class="default"> |
|
</tr> |
|
|
</table> |
|
|
or on certain systems (like Debian) you have to provide the -t switch: |
|
|
<table class="default" border="0" cellpadding="1" cellspacing="5"> |
|
|
<tr> |
|
|
<td><pre class="code">1</pre> |
|
|
</td> |
|
|
<td width="100%"> |
|
|
<pre class="code">cat yourscript.lscp | netcat -t localhost 8888</pre> |
|
|
</td> |
|
|
</tr> |
|
|
</table> |
|
| 328 |
Of course you can also replace localhost by the IP address of the machine where |
Of course you can also replace localhost by the IP address of the machine where |
| 329 |
linuxsampler is running. Alternatively you can also make a telnet connection (port 8888) |
linuxsampler is running. Alternatively you can also make a telnet connection (port 8888) |
| 330 |
to linuxsampler's LSCP server and type commands manually. |
to linuxsampler's LSCP server and type commands manually. |
| 346 |
In order to achieve good results under Linux you need to have a |
In order to achieve good results under Linux you need to have a |
| 347 |
<a href="http://www.linuxdj.com/audio/lad/resourceslatency.php3">patched kernel</a>. |
<a href="http://www.linuxdj.com/audio/lad/resourceslatency.php3">patched kernel</a>. |
| 348 |
There are different patches available depending on what version (2.4.x or 2.6.x) of kernel you use. |
There are different patches available depending on what version (2.4.x or 2.6.x) of kernel you use. |
| 349 |
The <a href="http://jackit.sourceforge.net/docs/faq.php">JACK FAQ site</a> is also a good resource |
The <a href="http://jackaudio.org/faq">JACK FAQ site</a> |
| 350 |
|
(or the <a href="http://jackit.sourceforge.net/docs/faq.php">old JACK FAQ site</a>) |
| 351 |
|
is also a good resource for |
| 352 |
how to configure a realtime stable kernel. But note; LinuxSampler currently has not support for |
how to configure a realtime stable kernel. But note; LinuxSampler currently has not support for |
| 353 |
libcap yet, that means if you are still using a 2.4.x Linux kernel you most probably have to run |
libcap yet, that means if you are still using a 2.4.x Linux kernel you most probably have to run |
| 354 |
LinuxSampler with root priviliges. As a rule of thumb: if you don't get warnings like "cannot |
LinuxSampler with root priviliges. As a rule of thumb: if you don't get warnings like "cannot |
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