add more mod suffixes, and better detection of mod files; and forgot to add…

src/inputPlugins/mod_plugin.c

+/* the Music Player Daemon (MPD)
+ * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu)
+ * This project's homepage is: http://www.musicpd.org
+ * 
+ * libaudiofile (wave) support added by Eric Wong <normalperson@yhbt.net>
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU 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 General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "../inputPlugin.h"
+
+#ifdef HAVE_MIKMOD
+
+#include "../utils.h"
+#include "../audio.h"
+#include "../log.h"
+#include "../pcm_utils.h"
+#include "../playerData.h"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <mikmod.h>
+
+/* this is largely copied from alsaplayer */
+
+#define MIKMOD_FRAME_SIZE	4096
+
+static BOOL mod_mpd_Init() {
+	return VC_Init();
+}
+
+static void mod_mpd_Exit() {
+	VC_Exit();
+}
+
+static void mod_mpd_Update() {
+}
+
+static BOOL mod_mpd_IsThere() {
+	return 1;
+}
+
+MDRIVER drv_mpd =
+{
+	NULL,
+	"MPD",
+	"MPD Output Driver v0.1",
+	0,
+	255,
+	"mpd",
+	NULL,
+	mod_mpd_IsThere,
+	VC_SampleLoad,
+	VC_SampleUnload,
+	VC_SampleSpace,
+	VC_SampleLength,
+	mod_mpd_Init,
+	mod_mpd_Exit,
+	NULL,
+	VC_SetNumVoices,
+	VC_PlayStart,
+	VC_PlayStop,
+	mod_mpd_Update,
+	NULL,
+	VC_VoiceSetVolume,
+	VC_VoiceGetVolume,
+	VC_VoiceSetFrequency,
+	VC_VoiceGetFrequency,
+	VC_VoiceSetPanning,
+	VC_VoiceGetPanning,
+	VC_VoicePlay,
+	VC_VoiceStop,
+	VC_VoiceStopped,
+	VC_VoiceGetPosition,
+	VC_VoiceRealVolume
+};
+
+static int mod_mikModInitiated = 0;
+static int mod_mikModInitError = 0;
+
+static int mod_initMikMod() {
+	if(mod_mikModInitiated) return 0;
+	if(mod_mikModInitError) return -1;
+
+	mod_mikModInitiated = 1;
+
+	MikMod_RegisterDriver(&drv_mpd);
+	MikMod_RegisterAllLoaders();
+
+	md_reverb = 0;
+	md_mode = (DMODE_SOFT_MUSIC | DMODE_SOFT_SNDFX | DMODE_STEREO |
+			DMODE_16BITS);
+
+	if(MikMod_Init("")) {
+		ERROR("Could not init MikMod: %s\n", 
+			MikMod_strerror(MikMod_errno));
+		mod_mikModInitError = 1;
+		return -1;
+	}
+
+	return 0;
+}
+
+void mod_finishMikMod() {
+	MikMod_Exit();
+}
+
+typedef struct _mod_Data {
+	MODULE * moduleHandle;
+	SBYTE * audio_buffer;
+} mod_Data; 
+
+static mod_Data * mod_open(char * path) {
+	MODULE * moduleHandle;
+	mod_Data * data;
+
+	if(!(moduleHandle = Player_Load(path, 255, 0))) return NULL;
+
+	data = malloc(sizeof(mod_Data));
+
+	data->audio_buffer = malloc(MIKMOD_FRAME_SIZE);
+	data->moduleHandle = moduleHandle;
+
+	Player_Start(data->moduleHandle);
+
+	return data;
+}
+
+static void mod_close(mod_Data * data) {
+	Player_Stop();
+	Player_Free(data->moduleHandle);
+	free(data->audio_buffer);
+	free(data);
+}
+
+int mod_decode(OutputBuffer * cb, DecoderControl * dc, char * path) {
+	mod_Data * data;
+	float time = 0.0;
+	int ret;
+	float secPerByte;
+
+	if(mod_initMikMod() < 0) return -1;
+
+	if(!(data = mod_open(path))) {
+		ERROR("failed to open mod: %s\n", path);
+		return -1;
+	}
+	
+	dc->audioFormat.bits = 16;
+	dc->audioFormat.sampleRate = 44100;
+	dc->audioFormat.channels = 2;
+        getOutputAudioFormat(&(dc->audioFormat),&(cb->audioFormat));
+
+	secPerByte = 1.0/((dc->audioFormat.bits*dc->audioFormat.channels/8.0)*
+				(float)dc->audioFormat.sampleRate);
+	
+	dc->state = DECODE_STATE_DECODE;
+	while(1) {
+		if(dc->seek) {
+			dc->seekError = 1;
+			dc->seek = 0;
+		}
+
+		if(dc->stop) break;
+
+		if(!Player_Active()) break;
+
+		ret = VC_WriteBytes(data->audio_buffer, MIKMOD_FRAME_SIZE);
+		time += ret*secPerByte;
+		sendDataToOutputBuffer(cb, NULL, dc, 0, 
+					(char *)data->audio_buffer, ret, time,
+					0);
+	}
+
+	flushOutputBuffer(cb);
+
+	mod_close(data);
+
+	if(dc->stop) {
+		dc->state = DECODE_STATE_STOP;
+		dc->stop = 0;
+	}
+	else dc->state = DECODE_STATE_STOP;
+
+	return 0;
+}
+
+MpdTag * modTagDup(char * file) {
+	MpdTag * ret = NULL;
+	MODULE * moduleHandle;
+
+	if(mod_initMikMod() < 0) return NULL;
+
+	if(!(moduleHandle = Player_Load(file, 255, 0))) return NULL;
+
+	Player_Free(moduleHandle);
+
+	ret = newMpdTag();
+
+	ret->time = 0;
+	ret->title = Player_LoadTitle(file);
+
+	return ret;
+}
+
+char * modSuffixes[] = {"amf",
+			"dsm",
+			"far",
+			"gdm",
+			"imf",
+			"it",
+			"med",
+			"mod",
+			"mtm",
+			"s3m",
+			"stm",
+			"stx",
+			"ult",
+			"uni",
+			"xm",
+			NULL};
+
+InputPlugin modPlugin = 
+{
+        "audiofile",
+        NULL,
+	mod_finishMikMod,
+	NULL,
+        mod_decode,
+        modTagDup,
+        INPUT_PLUGIN_STREAM_FILE,
+        modSuffixes,
+        NULL
+};
+
+#else
+
+InputPlugin modPlugin =
+{
+        NULL,
+        NULL,
+        NULL,
+        NULL,
+	NULL,
+	NULL,
+        0,
+        NULL,
+        NULL
+};
+
+#endif /* HAVE_AUDIOFILE */