From 14e8c19873819fac9c7a80bd7a1371f9028e7cfd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Agnis=20=22NeZv=C4=93rs=22=20Aldi=C5=86=C5=A1?=
 <agnis16@gmail.com>
Date: Mon, 22 Feb 2021 15:23:04 +0200
Subject: [PATCH] LoadModuleFromData implementation in raudio.c

---
 src/raudio.c | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)

diff --git a/src/raudio.c b/src/raudio.c
index 6a122720d..f89fd64c6 100644
--- a/src/raudio.c
+++ b/src/raudio.c
@@ -1297,6 +1297,92 @@ Music LoadMusicStream(const char *fileName)
     return music;
 }
 
+// extension including period ".mod"
+Music LoadModuleFromData(const char *fileType, const char* data, int dataSize){
+	Music music = { 0 };
+	bool musicLoaded = false;
+	
+	char fileExtLower[16] = { 0 };
+    strcpy(fileExtLower, TextToLower(fileType));
+	
+	if (false) { }
+#if defined(SUPPORT_FILEFORMAT_XM)
+	if (TextIsEqual(fileExtLower, ".xm"))
+	{
+		jar_xm_context_t *ctxXm = NULL;
+		int result = jar_xm_create_context_safe(&ctxXm, data, dataSize, 48000);
+		if (result == 0)    // XM AUDIO.System.context created successfully
+		{
+			music.ctxType = MUSIC_MODULE_XM;
+			jar_xm_set_max_loop_count(ctxXm, 0);    // Set infinite number of loops
+
+			// NOTE: Only stereo is supported for XM
+			music.stream = InitAudioStream(48000, 16, 2);
+			music.sampleCount = (unsigned int)jar_xm_get_remaining_samples(ctxXm)*2;    // 2 channels
+			music.looping = true;   // Looping enabled by default
+			jar_xm_reset(ctxXm);   // make sure we start at the beginning of the song
+
+			music.ctxData = ctxXm;
+			musicLoaded = true;
+		}
+	}
+#endif
+#if defined(SUPPORT_FILEFORMAT_MOD)
+	else if (TextIsEqual(fileExtLower, ".mod"))
+	{
+		jar_mod_context_t *ctxMod = RL_MALLOC(sizeof(jar_mod_context_t));
+        int result = 0;
+
+        jar_mod_init(ctxMod);
+		if (dataSize && dataSize < 32*1024*1024)
+		{
+			ctxMod->modfilesize = dataSize;
+			ctxMod->modfile = data;
+			if(jar_mod_load(ctxMod, (void*)ctxMod->modfile, dataSize)) result = dataSize;
+		}
+		
+		if (result > 0)
+        {
+            music.ctxType = MUSIC_MODULE_MOD;
+
+            // NOTE: Only stereo is supported for MOD
+            music.stream = InitAudioStream(48000, 16, 2);
+            music.sampleCount = (unsigned int)jar_mod_max_samples(ctxMod)*2;    // 2 channels
+            music.looping = true;   // Looping enabled by default
+            musicLoaded = true;
+
+            music.ctxData = ctxMod;
+			musicLoaded = true;
+        }
+	}
+#endif 
+	else TRACELOG(LOG_WARNING, "STREAM: [%s] Fileformat not supported", fileType);
+
+    if (!musicLoaded)
+    {
+        if (false) { }
+    #if defined(SUPPORT_FILEFORMAT_XM)
+        else if (music.ctxType == MUSIC_MODULE_XM) jar_xm_free_context((jar_xm_context_t *)music.ctxData);
+    #endif
+    #if defined(SUPPORT_FILEFORMAT_MOD)
+        else if (music.ctxType == MUSIC_MODULE_MOD) { jar_mod_unload((jar_mod_context_t *)music.ctxData); RL_FREE(music.ctxData); }
+    #endif
+
+        TRACELOG(LOG_WARNING, "FILEIO: [%s] Music data could not be loaded", fileType);
+    }
+    else
+    {
+        // Show some music stream info
+        TRACELOG(LOG_INFO, "FILEIO: [%s] Music data successfully loaded:", fileType);
+        TRACELOG(LOG_INFO, "    > Total samples: %i", music.sampleCount);
+        TRACELOG(LOG_INFO, "    > Sample rate:   %i Hz", music.stream.sampleRate);
+        TRACELOG(LOG_INFO, "    > Sample size:   %i bits", music.stream.sampleSize);
+        TRACELOG(LOG_INFO, "    > Channels:      %i (%s)", music.stream.channels, (music.stream.channels == 1)? "Mono" : (music.stream.channels == 2)? "Stereo" : "Multi");
+    }
+	
+	return music;
+}
+
 // Unload music stream
 void UnloadMusicStream(Music music)
 {