From 308cc42fbc27522615baf7843511571434c34062 Mon Sep 17 00:00:00 2001
From: Chris Xiong <chirs241097@gmail.com>
Date: Mon, 7 Dec 2015 23:47:53 +0800
Subject: Update SMELT to the latest revision.

---
 smelt/sdl/sfx_sdl.cpp        | 35 ++++++++++++++++++++++++++++++++---
 smelt/sdl/smelt_config.hpp   | 20 ++++++++++++++++++++
 smelt/sdl/smelt_internal.hpp |  5 +----
 3 files changed, 53 insertions(+), 7 deletions(-)
 create mode 100644 smelt/sdl/smelt_config.hpp

(limited to 'smelt/sdl')

diff --git a/smelt/sdl/sfx_sdl.cpp b/smelt/sdl/sfx_sdl.cpp
index b61a8a0..c49162a 100644
--- a/smelt/sdl/sfx_sdl.cpp
+++ b/smelt/sdl/sfx_sdl.cpp
@@ -13,6 +13,7 @@
 static const char* SFX_SDL_SRCFN="smelt/sdl/sfx_sdl.cpp";
 struct oggdata{const BYTE *data;DWORD size,pos;};
 static void* readVorbis(const BYTE *data,const DWORD size, ALsizei *decomp_size,ALenum *fmt,ALsizei *freq);
+static void* readRiffWv(const BYTE *data,const DWORD size, ALsizei *decomp_size,ALenum *fmt,ALsizei *freq);
 SMSFX SMELT_IMPL::smSFXLoad(const char *path)
 {
 	FILE *pFile;DWORD size,rsize; char *buff;
@@ -33,15 +34,20 @@ SMSFX SMELT_IMPL::smSFXLoadFromMemory(const char *ptr,DWORD size)
 	if(pOpenALDevice&&!mute)
 	{
 		bool isOgg=size>4&&ptr[0]=='O'&&ptr[1]=='g'&&ptr[2]=='g'&&ptr[3]=='S';
-		if(!isOgg)return 0;
 		void *decompdata=NULL,*decomp=NULL;
 		ALsizei decompsize=0,freq=0;
 		ALenum fmt=AL_FORMAT_STEREO16;
-		decompdata=readVorbis((const BYTE*)ptr,size,&decompsize,&fmt,&freq);
+		decompdata=readRiffWv((const BYTE*)ptr,size,&decompsize,&fmt,&freq);
+		if(!decompdata)
+		{
+			if(!isOgg)return 0;
+			else decompdata=readVorbis((const BYTE*)ptr,size,&decompsize,&fmt,&freq);
+		}
+		if(!decompdata)return 0;
 		decomp=decompdata;
 		ALuint buff=0;alGenBuffers(1,&buff);
 		alBufferData(buff,fmt,decomp,decompsize,freq);
-		free(decompdata);return (SMSFX)buff;
+		free(decompdata);return(SMSFX)buff;
 	}
 	return 0;
 }
@@ -270,6 +276,29 @@ static void* readVorbis(const BYTE *data,const DWORD size, ALsizei *decomp_size,
 	}
 	return NULL;
 }
+static void* readRiffWv(const BYTE *data,const DWORD size, ALsizei *decomp_size,ALenum *fmt,ALsizei *freq)
+{
+	if(data[0x0]!='R'||data[0x1]!='I'||data[0x2]!='F'||data[0x3]!='F')return NULL;
+	if(data[0x8]!='W'||data[0x9]!='A'||data[0xA]!='V'||data[0xB]!='E')return NULL;
+	if(data[0xC]!='f'||data[0xD]!='m'||data[0xE]!='t'||data[0xF]!=' ')return NULL;
+	if(data[0x16]==2)
+	{
+		if(data[0x22]==16)*fmt=AL_FORMAT_STEREO16;
+		else if(data[0x22]==8)*fmt=AL_FORMAT_STEREO8;
+		else return NULL;
+	}
+	else if(data[0x16]==1)
+	{
+		if(data[0x22]==16)*fmt=AL_FORMAT_MONO16;
+		else if(data[0x22]==8)*fmt=AL_FORMAT_MONO8;
+		else return NULL;
+	}else return NULL;
+	*decomp_size=(ALsizei)(data[0x28]|(data[0x29]<<8L)|(data[0x2A]<<16L)|(data[0x2B]<<24L));
+	*freq=(ALsizei)(data[0x18]|(data[0x19]<<8L)|(data[0x1A]<<16L)|(data[0x1B]<<24L));
+	ALubyte *ret=(ALubyte*)malloc(*decomp_size);
+	memcpy(ret,data+44,*decomp_size);
+	return ret;
+}
 ALuint SMELT_IMPL::getSource()
 {
 	for(int i=0;i<scnt;++i)
diff --git a/smelt/sdl/smelt_config.hpp b/smelt/sdl/smelt_config.hpp
new file mode 100644
index 0000000..0e56e8a
--- /dev/null
+++ b/smelt/sdl/smelt_config.hpp
@@ -0,0 +1,20 @@
+// -*- C++ -*-
+/*
+ * Simple MultimEdia LiTerator(SMELT)
+ * by Chris Xiong 2015
+ * Configuration header for SDL version
+ *
+ * Modify this header according to your own requirements.
+ *
+ */
+
+/*
+ * Maximum audio channels.
+ * (How many audio can be played simultaneously?)
+ */
+#define SRC_MAX 128
+
+/*
+ * Client-side vertex buffer size.
+ */
+#define VERTEX_BUFFER_SIZE 4000
diff --git a/smelt/sdl/smelt_internal.hpp b/smelt/sdl/smelt_internal.hpp
index 2d75e9a..a434079 100644
--- a/smelt/sdl/smelt_internal.hpp
+++ b/smelt/sdl/smelt_internal.hpp
@@ -12,6 +12,7 @@
 #define SMELT_INTERNAL_H
 
 #include "../../include/smelt.hpp"
+#include "smelt_config.hpp"
 #include <cstdio>
 #include <cstring>
 #include <cstdlib>
@@ -42,8 +43,6 @@
 #include "glimports.hpp"
 #undef GL_PROC
 
-#define SRC_MAX 128
-
 class TOpenGLDevice
 {
 public:
@@ -59,8 +58,6 @@ public:
 	bool have_GL_ARB_vertex_buffer_object;
 };
 
-#define VERTEX_BUFFER_SIZE 4000
-
 struct glTexture;
 class TRenderTargetList
 {
-- 
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