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[Hgengine-cvs] SF.net SVN: hgengine:[612] Mercury2/src
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From: <cn...@us...> - 2009-11-13 07:35:45
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Revision: 612
http://hgengine.svn.sourceforge.net/hgengine/?rev=612&view=rev
Author: cnlohr
Date: 2009-11-13 07:35:37 +0000 (Fri, 13 Nov 2009)
Log Message:
-----------
Oops - forgot to commit these - the RAM Vorbis players
Added Paths:
-----------
Mercury2/src/MercurySoundSourceVorbisRAM.cpp
Mercury2/src/MercurySoundSourceVorbisRAM.h
Added: Mercury2/src/MercurySoundSourceVorbisRAM.cpp
===================================================================
--- Mercury2/src/MercurySoundSourceVorbisRAM.cpp (rev 0)
+++ Mercury2/src/MercurySoundSourceVorbisRAM.cpp 2009-11-13 07:35:37 UTC (rev 612)
@@ -0,0 +1,150 @@
+#include <MercurySoundSourceVorbisRAM.h>
+#include <vorbis/vorbisfile.h>
+#include <MercuryFile.h>
+#include <MercuryLog.h>
+#include <ogg/ogg.h>
+
+
+REGISTER_SOUND_SOURCE( MercurySoundSourceVorbisRAM, "VorbisRAM" );
+
+size_t vorbis_read_func(void *ptr, size_t size, size_t nmemb, void *datasource)
+{
+ MercuryFile * f = (MercuryFile*)datasource;
+ return f->Read( ptr, size * nmemb );
+}
+
+int vorbis_seek_func(void *datasource, ogg_int64_t offset, int whence)
+{
+ MercuryFile * f = (MercuryFile*)datasource;
+ switch( whence )
+ {
+ case SEEK_SET:
+ return !f->Seek( offset );
+ case SEEK_END:
+ return !f->Seek( f->Length() - offset - 1 );
+ case SEEK_CUR:
+ return !f->Seek( f->Tell() + offset );
+ default:
+ LOG.Write( ssprintf( "Warning: OGG Decided to seek with invalid whence!" ) );
+ }
+ return -1;
+}
+
+int vorbis_close_func(void *datasource)
+{
+ return 0;
+}
+
+long vorbis_tell_func(void *datasource)
+{
+ MercuryFile * f = (MercuryFile*)datasource;
+ return f->Tell();
+}
+
+
+MercurySoundSourceVorbisRAM::MercurySoundSourceVorbisRAM( MercurySoundSource * chain ) :
+ MercurySoundSourceRAM( chain )
+{
+}
+
+bool MercurySoundSourceVorbisRAM::Load( const MString & sDescriptor )
+{
+ unsigned Vorbistotal_bytes_read = 0;
+ int VorbisAbstream;
+
+ MAutoPtr< HGRawSound > r;
+ MAutoPtr< HGRawSound > * g;
+ if( ( g = g_SoundLibrary.get( sDescriptor ) ) )
+ {
+ m_Sound = *g;
+ return true;
+ }
+
+ MercuryFile * f = FILEMAN.Open( sDescriptor );
+
+ OggVorbis_File * vorbisFile = new OggVorbis_File;
+
+ ov_callbacks vorbisCallbacks;
+ vorbisCallbacks.read_func = vorbis_read_func;
+ vorbisCallbacks.seek_func = vorbis_seek_func;
+ vorbisCallbacks.close_func = vorbis_close_func;
+ vorbisCallbacks.tell_func = vorbis_tell_func;
+
+ int ret = ov_open_callbacks( f, vorbisFile, NULL, 0, vorbisCallbacks );
+
+ vorbis_info* info = ov_info(vorbisFile, -1);
+ unsigned VorbisChannels = info->channels;
+ unsigned VorbisSamplerate = info->rate;
+
+ unsigned VorbisSamples = ov_pcm_total( vorbisFile, 0 );
+
+ unsigned Vorbisbytes_read;
+
+ if( VorbisSamples <= 0 )
+ {
+ delete f;
+ delete vorbisFile;
+ }
+
+ short * VorbisData = new short[VorbisSamples*VorbisChannels];
+
+ while( (Vorbisbytes_read = ov_read(vorbisFile, ((char*)VorbisData) +
+ Vorbistotal_bytes_read, VorbisSamples*VorbisChannels*2 -
+ Vorbistotal_bytes_read, 0, 2, 1, &VorbisAbstream)) > 0 )
+ {
+ if( VorbisAbstream == 0 )
+ Vorbistotal_bytes_read+= Vorbisbytes_read;
+ }
+
+ r = new HGRawSound(new float[VorbisSamples*VorbisChannels],VorbisSamples);
+
+ for( unsigned i = 0; i < VorbisSamples*VorbisChannels; i++ )
+ {
+ r->fSound[i] = ((float)VorbisData[i])/32768.0;
+ }
+
+ delete vorbisFile;
+ delete f;
+
+ m_Sound = r;
+ g_SoundLibrary[sDescriptor] = r;
+ return true;
+}
+
+MHash< MAutoPtr< HGRawSound > > MercurySoundSourceVorbisRAM::g_SoundLibrary;
+
+
+
+/****************************************************************************
+ * Copyright (C) 2009 by Charles Lohr *
+ * *
+ * *
+ * All rights reserved. *
+ * *
+ * Redistribution and use in source and binary forms, with or without *
+ * modification, are permitted provided that the following conditions *
+ * are met: *
+ * * Redistributions of source code must retain the above copyright *
+ * notice, this list of conditions and the following disclaimer. *
+ * * Redistributions in binary form must reproduce the above *
+ * copyright notice, this list of conditions and the following *
+ * disclaimer in the documentation and/or other materials provided *
+ * with the distribution. *
+ * * Neither the name of the Mercury Engine nor the names of its *
+ * contributors may be used to endorse or promote products derived *
+ * from this software without specific prior written permission. *
+ * *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR *
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT *
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, *
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY *
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE *
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
+ ***************************************************************************/
+
+
Added: Mercury2/src/MercurySoundSourceVorbisRAM.h
===================================================================
--- Mercury2/src/MercurySoundSourceVorbisRAM.h (rev 0)
+++ Mercury2/src/MercurySoundSourceVorbisRAM.h 2009-11-13 07:35:37 UTC (rev 612)
@@ -0,0 +1,52 @@
+#ifndef _MERCURY_SOUND_SOURCE_VORBISRAM
+#define _MERCURY_SOUND_SOURCE_VORBISRAM
+
+#include <MercurySoundSourceRAM.h>
+
+
+class MercurySoundSourceVorbisRAM : public MercurySoundSourceRAM
+{
+public:
+ MercurySoundSourceVorbisRAM( MercurySoundSource * chain = 0 );
+
+ virtual bool Load( const MString & sDescriptor );
+protected:
+ static MHash< MAutoPtr< HGRawSound > > g_SoundLibrary;
+};
+
+
+#endif
+
+/****************************************************************************
+ * Copyright (C) 2009 by Charles Lohr *
+ * *
+ * *
+ * All rights reserved. *
+ * *
+ * Redistribution and use in source and binary forms, with or without *
+ * modification, are permitted provided that the following conditions *
+ * are met: *
+ * * Redistributions of source code must retain the above copyright *
+ * notice, this list of conditions and the following disclaimer. *
+ * * Redistributions in binary form must reproduce the above *
+ * copyright notice, this list of conditions and the following *
+ * disclaimer in the documentation and/or other materials provided *
+ * with the distribution. *
+ * * Neither the name of the Mercury Engine nor the names of its *
+ * contributors may be used to endorse or promote products derived *
+ * from this software without specific prior written permission. *
+ * *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR *
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT *
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, *
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY *
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE *
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
+ ***************************************************************************/
+
+
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