9fee0ec4ca
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7101 a1c6a512-1295-4272-9138-f99709370657
173 lines
3.2 KiB
Java
173 lines
3.2 KiB
Java
/*
|
|
* Buffer.java
|
|
*
|
|
* This file is part of Tritonus: http://www.tritonus.org/
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2000 - 2001 by Matthias Pfisterer
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Library General Public License as published
|
|
* by the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
/*
|
|
|<--- this code is formatted to fit into 80 columns --->|
|
|
*/
|
|
|
|
package org.tritonus.lowlevel.ogg;
|
|
|
|
import org.tritonus.share.TDebug;
|
|
|
|
|
|
/** Wrapper for oggpack_buffer.
|
|
*/
|
|
public class Buffer
|
|
{
|
|
static
|
|
{
|
|
Ogg.loadNativeLibrary();
|
|
if (TDebug.TraceOggNative)
|
|
{
|
|
setTrace(true);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Holds the pointer to oggpack_buffer
|
|
* for the native code.
|
|
* This must be long to be 64bit-clean.
|
|
*/
|
|
private long m_lNativeHandle;
|
|
|
|
|
|
|
|
public Buffer()
|
|
{
|
|
if (TDebug.TraceOggNative) { TDebug.out("Buffer.<init>(): begin"); }
|
|
int nReturn = malloc();
|
|
if (nReturn < 0)
|
|
{
|
|
throw new RuntimeException("malloc of ogg_page failed");
|
|
}
|
|
if (TDebug.TraceOggNative) { TDebug.out("Buffer.<init>(): end"); }
|
|
}
|
|
|
|
|
|
|
|
public void finalize()
|
|
{
|
|
// TODO: call free()
|
|
// call super.finalize() first or last?
|
|
// and introduce a flag if free() has already been called?
|
|
}
|
|
|
|
|
|
|
|
private native int malloc();
|
|
public native void free();
|
|
|
|
|
|
/** Calls oggpack_writeinit().
|
|
*/
|
|
public native void writeInit();
|
|
|
|
|
|
/** Calls oggpack_writetrunc().
|
|
*/
|
|
public native void writeTrunc(int nBits);
|
|
|
|
|
|
/** Calls oggpack_writealign().
|
|
*/
|
|
public native void writeAlign();
|
|
|
|
|
|
/** Calls oggpack_writecopy().
|
|
*/
|
|
public native void writeCopy(byte[] abSource, int nBits);
|
|
|
|
|
|
/** Calls oggpack_reset().
|
|
*/
|
|
public native void reset();
|
|
|
|
|
|
/** Calls oggpack_writeclear().
|
|
*/
|
|
public native void writeClear();
|
|
|
|
|
|
/** Calls oggpack_readinit().
|
|
*/
|
|
public native void readInit(byte[] abBuffer, int nBytes);
|
|
|
|
|
|
/** Calls oggpack_write().
|
|
*/
|
|
public native void write(int nValue, int nBits);
|
|
|
|
|
|
/** Calls oggpack_look().
|
|
*/
|
|
public native int look(int nBits);
|
|
|
|
|
|
/** Calls oggpack_look1().
|
|
*/
|
|
public native int look1();
|
|
|
|
|
|
/** Calls oggpack_adv().
|
|
*/
|
|
public native void adv(int nBits);
|
|
|
|
|
|
/** Calls oggpack_adv1().
|
|
*/
|
|
public native void adv1();
|
|
|
|
|
|
/** Calls oggpack_read().
|
|
*/
|
|
public native int read(int nBits);
|
|
|
|
|
|
/** Calls oggpack_read1().
|
|
*/
|
|
public native int read1();
|
|
|
|
|
|
/** Calls oggpack_bytes().
|
|
*/
|
|
public native int bytes();
|
|
|
|
|
|
/** Calls oggpack_bits().
|
|
*/
|
|
public native int bits();
|
|
|
|
|
|
/** Calls oggpack_get_buffer().
|
|
*/
|
|
public native byte[] getBuffer();
|
|
|
|
|
|
private static native void setTrace(boolean bTrace);
|
|
}
|
|
|
|
|
|
|
|
/*** Buffer.java ***/
|