5 files changed, 787 insertions, 0 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
new file mode 100755
index 0000000..94bfa72
--- /dev/null
+++ b/tests/Makefile.am
@@ -0,0 +1,38 @@
+bin_PROGRAMS = mm_file_test
+mm_file_test_DEPENDENCIES = $(top_builddir)/libmmffile.la
+
+
+mm_file_test_SOURCES = mm_file_test.c \
+		   mm_file_traverser.c
+	
+mm_file_test_CFLAGS = -I$(top_builddir)/include \
+		      $(MMCOMMON_CFLAGS) \
+		      -I$(includedir) \
+		      -D_LARGEFILE64_SOURCE \
+                      -D_FILE_OFFSET_BITS=64 \
+		      $(GLIB_CFLAGS) 
+
+mm_file_test_LDADD =	$(MMCOMMON_LIBS) \
+			$(top_builddir)/libmmffile.la \
+			$(top_builddir)/utils/libmmfile_utils.la \
+			 $(GLIB_LIBS) 
+
+
+if USE_DYN
+else
+mm_file_test_LDADD += $(top_builddir)/codecs/ffmpeg/libmmfile_codecs.la  \
+					  $(top_builddir)/formats/ffmpeg/libmmfile_formats.la 
+endif
+
+
+bin_PROGRAMS += memtrace_reader
+
+memtrace_reader_SOURCES = mm_file_memtrace_reader.c
+
+memtrace_reader_CFLAGS = -I/$(srcdir)/include \
+		      -D_LARGEFILE64_SOURCE \
+                      -D_FILE_OFFSET_BITS=64 
+		  		
+memtrace_reader_DEPENDENCIES = 
+memtrace_reader_LDADD = 
+
diff --git a/tests/mm_file_memtrace_reader.c b/tests/mm_file_memtrace_reader.c
new file mode 100755
index 0000000..8354a92
--- /dev/null
+++ b/tests/mm_file_memtrace_reader.c
@@ -0,0 +1,224 @@
+/*
+ * libmm-fileinfo
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact: Haejeong Kim <backto.kim@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define LINE_BUFFER_LEN     512
+#define ADDR_BUFFER_LEN     12
+
+#define MALLOC_STRING       "MMALLOC: addr="
+#define FREE_STRING         "MEMFREE: addr="
+#define PREFIX_STRING_LEN   14
+
+
+
+int get_address (char *linebuff, char *ptrbuff)
+{
+    char *head = linebuff;
+
+    if (!linebuff || !ptrbuff)
+        return 0;
+
+    head = head + PREFIX_STRING_LEN;
+
+    while (*head != ' ')
+    {
+        *ptrbuff = *head;
+        ptrbuff++;
+        head++;
+    }
+
+    return 1;
+}
+
+int main (int argc, char *argv[])
+{
+    char linebuffer[LINE_BUFFER_LEN];
+    char ptrbuffer[ADDR_BUFFER_LEN];
+
+    int  alloccount = 0;
+    int  freecount = 0;
+
+    if (argc != 2)
+    {
+        printf ("Usage: ./memtrace-read memtrace.mtr\n");
+        exit (1);
+    }
+
+    FILE *fp1 = fopen (argv[1], "r");
+    FILE *fp2 = fopen ("memtrace-result.txt", "w");
+    
+    if (!fp1 || !fp2)
+    {
+        printf ("fail to open %s\n", argv[1]);
+        exit (1);
+    }
+
+    while (1)
+    {
+        memset (linebuffer, 0x00, LINE_BUFFER_LEN);
+        memset (ptrbuffer, 0x00, ADDR_BUFFER_LEN);
+
+        if (fgets (linebuffer, LINE_BUFFER_LEN, fp1) == NULL)
+            break;
+
+        if (memcmp (MALLOC_STRING, linebuffer, PREFIX_STRING_LEN) == 0)
+        {
+            get_address (linebuffer, ptrbuffer);
+            alloccount++;
+        }
+
+        if (memcmp (FREE_STRING, linebuffer, PREFIX_STRING_LEN) == 0)
+        {
+            get_address (linebuffer, ptrbuffer);
+            freecount++;
+        }
+    }
+
+    if (alloccount != freecount)
+    {
+        char alloclist[alloccount][ADDR_BUFFER_LEN];
+        int  alloccountlist[alloccount];
+        char freelist[freecount][ADDR_BUFFER_LEN];
+        int  freecountlist[freecount];
+
+        int  i = 0;
+        int  allocindex = 0;
+        int  freeindex = 0;
+        int  totalcount = 0;
+
+        memset (alloclist, 0x00, alloccount*ADDR_BUFFER_LEN);
+        memset (alloccountlist, 0x00, alloccount*4);
+
+        memset (freelist, 0x00, freecount*ADDR_BUFFER_LEN);
+        memset (freecountlist, 0x00, freecount*4);
+
+        fseek (fp1, 0, SEEK_SET);
+
+        while (1)
+        {
+            memset (linebuffer, 0x00, LINE_BUFFER_LEN);
+            memset (ptrbuffer, 0x00, ADDR_BUFFER_LEN);
+
+            if (fgets (linebuffer, LINE_BUFFER_LEN, fp1) == NULL)
+                break;
+
+            totalcount++;
+            if (memcmp (MALLOC_STRING, linebuffer, PREFIX_STRING_LEN) == 0)
+            {
+                int i = 0;
+
+                get_address (linebuffer, ptrbuffer);
+
+                for (i = 0; i < alloccount; i++)
+                {
+                    if (memcmp (ptrbuffer, alloclist[i], strlen(ptrbuffer)) == 0)
+                    {
+                        alloccountlist[i]++;
+                        break;
+                    }
+                }
+
+                if ( i == alloccount)
+                {
+                    memcpy (alloclist[allocindex], ptrbuffer, strlen(ptrbuffer));
+                    alloccountlist[allocindex]++;
+                    allocindex++;
+                }
+            }
+
+            if (memcmp (FREE_STRING, linebuffer, PREFIX_STRING_LEN) == 0)
+            {
+                int i = 0;
+
+                get_address (linebuffer, ptrbuffer);
+
+                for (i = 0; i < freecount; i++)
+                {
+                    if (memcmp (ptrbuffer, freelist[i], strlen(ptrbuffer)) == 0)
+                    {
+                        freecountlist[i]++;
+                        break;
+                    }
+                }
+
+                if ( i == freecount)
+                {
+                    memcpy (freelist[freeindex], ptrbuffer, strlen(ptrbuffer));
+                    freecountlist[freeindex]++;
+                    freeindex++;
+                }
+            }
+        }
+
+        printf ("Total: %d mem operation\n", totalcount);
+
+        int i1 = 0, i2 = 0;
+        
+
+        fprintf (fp2, "-------------------------------------------------------------\n");
+        fprintf (fp2, "ADDRESS (malloc count, free cout, diff)\n");
+        
+        
+        for ( i1 = 0; i1 < allocindex; i1++)
+        {
+            for (i2 = 0; i2 < freeindex; i2++)
+            {
+                if (strcmp (alloclist[i1], freelist[i2]) == 0)
+                {
+                    if (strcmp (alloclist[i1], "Checked") != 0)
+                        break;
+                }
+            }
+
+            if (i2 == freeindex)
+            {
+            //    fprintf (fp2, "%s error\n", alloclist[i1]);
+            }
+            else
+            {
+                fprintf (fp2, "%s %12d %8d %8d\n", alloclist[i1], alloccountlist[i1], freecountlist[i2], alloccountlist[i1] - freecountlist[i2]);
+                strcpy (alloclist[i1], "Checked");
+                strcpy (freelist[i2], "Checked");
+            }
+        }
+
+        for (i = 0; i < allocindex; i++)
+        {
+            if ( strcmp (alloclist[i], "Checked") != 0 )
+                fprintf (fp2, "%s error\n", alloclist[i]);
+        }
+
+        for (i = 0; i < freeindex; i++)
+        {
+            if ( strcmp (freelist[i], "Checked") != 0 )
+                fprintf (fp2, "%s error\n", freelist[i]);
+        }
+    }
+
+    fclose (fp1);
+    fclose (fp2);
+
+    exit (0);
+}
+
diff --git a/tests/mm_file_test.c b/tests/mm_file_test.c
new file mode 100755
index 0000000..47f9466
--- /dev/null
+++ b/tests/mm_file_test.c
@@ -0,0 +1,368 @@
+/*
+ * libmm-fileinfo
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact: Haejeong Kim <backto.kim@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <unistd.h>
+
+#include <mm_file.h>
+#include <mm_error.h>
+
+#include "mm_file_traverse.h"
+
+#define MM_TIME_CHECK_START \
+{ FILE *msg_tmp_fp = fopen("time_check.txt", "a+"); struct timeval start, finish; gettimeofday(&start, NULL);
+#define MM_TIME_CHECK_FINISH(title) \
+gettimeofday(&finish, NULL); \
+double end_time = (finish.tv_sec + 1e-6*finish.tv_usec); \
+double start_time = (start.tv_sec + 1e-6*start.tv_usec); \
+fprintf(msg_tmp_fp, "%s\n", title); \
+fprintf(msg_tmp_fp, " - start_time:   %3.5lf sec\n", start_time); \
+fprintf(msg_tmp_fp, " - finish_time:  %3.5lf sec\n", end_time); \
+fprintf(msg_tmp_fp, " - elapsed time: %3.5lf sec\n", end_time - start_time); \
+fflush(msg_tmp_fp); fclose(msg_tmp_fp); }
+
+typedef struct _mmfile_value {
+	int len;
+	union {
+		int i_val;
+		double d_val;
+		char *s_val;
+		void *p_val;
+	} value;
+}mmfile_value_t;
+
+typedef struct _TagContext {
+	mmfile_value_t artist;
+	mmfile_value_t title;
+	mmfile_value_t album;
+	mmfile_value_t genre;
+	mmfile_value_t author;
+	mmfile_value_t copyright;
+	mmfile_value_t date; 			//string
+	mmfile_value_t recdate;			//string
+	mmfile_value_t description;
+	mmfile_value_t artwork;		//data
+	mmfile_value_t artwork_size;	//int
+	mmfile_value_t artwork_mime;
+	mmfile_value_t track_num;
+	mmfile_value_t classfication;
+	mmfile_value_t rating;
+	mmfile_value_t conductor;
+	mmfile_value_t longitude;		//-> double
+	mmfile_value_t latitude;		
+	mmfile_value_t altitude;		//<-double
+	mmfile_value_t unsynclyrics;
+	mmfile_value_t synclyrics_size;
+}TagContext_t;
+
+typedef struct _ContentContext {
+	int duration;
+	int video_codec;
+	int video_bitrate;
+	int video_fps;
+	int video_w;
+	int video_h;
+	int video_track_id;
+	int video_track_num;
+	int audio_codec;
+	int audio_bitrate;
+	int audio_channel;
+	int audio_samplerate;
+	int audio_track_id;
+	int audio_track_num;
+	mmfile_value_t thumbnail;
+}ContentContext_t;
+
+
+char * AudioCodecTypeString [] = {
+	"AMR", "G723.1", "MP3", "OGG", "AAC", "WMA", "MMF", "ADPCM", "WAVE", "WAVE NEW", "MIDI", "IMELODY", "MXMF", "MPEG1-Layer1 codec", "MPEG1-Layer2 codec",
+	"G711", "G722", "G722.1",	"G722.2  (AMR-WB)",	"G723 wideband speech",	"G726 (ADPCM)",	"G728 speech",	"G729",	"G729a",	"G729.1",
+	"Real",
+	"AAC-Low complexity",	"AAC-Main profile",	"AAC-Scalable sample rate",	"AAC-Long term prediction",	"AAC-High Efficiency v1",	"AAC-High efficiency v2",
+	"DolbyDigital",	"Apple Lossless",	"Sony proprietary",	"SPEEX",	"Vorbis",	"AIFF",	"AU",	"None (will be deprecated)",
+	"PCM",	"ALAW",	"MULAW",	"MS ADPCM"
+};
+
+
+char * VideoCodecTypeString [] = {
+	"None (will be deprecated)",
+	"H263", "H264", "H26L", "MPEG4", "MPEG1", "WMV", "DIVX", "XVID", "H261", "H262/MPEG2-part2", "H263v2",  "H263v3",
+	"Motion JPEG", "MPEG2", "MPEG4 part-2 Simple profile",	"MPEG4 part-2 Advanced Simple profile",	"MPEG4 part-2 Main profile",
+	"MPEG4 part-2 Core profile", "MPEG4 part-2 Adv Coding Eff profile",	"MPEG4 part-2 Adv RealTime Simple profile",
+	"MPEG4 part-10 (h.264)",	"Real",	"VC-1",	"AVS",	"Cinepak",	"Indeo",	"Theora"
+};
+
+
+
+FILE *fpFailList = NULL;
+
+static int mmfile_get_file_infomation (void *data, void* user_data);
+
+inline static int mm_file_is_little_endian (void)
+{
+    int i = 0x00000001;
+    return ((char *)&i)[0];
+}
+
+static int
+_is_file_exist (const char *filename)
+{
+	int ret = 1;
+	if (filename) {
+		const char* to_access = (strstr(filename,"file://")!=NULL)? filename+7:filename;
+		ret = access (to_access, R_OK );
+		if (ret != 0) {
+			printf  ("file [%s] not found.\n", to_access);
+		}
+	}
+	return !ret;
+}
+
+
+int main(int argc, char **argv)
+{
+    struct stat statbuf;
+
+
+    if (_is_file_exist (argv[1])) {
+    	int ret = lstat (argv[1], &statbuf);
+   	    if ( ret < 0 ) {
+   	    	printf ("lstat error[%d]\n", ret);
+   	    	return MMFILE_FAIL;
+    	}
+
+		if (fpFailList == NULL) {
+			fpFailList = fopen ("/opt/var/log/mmfile_fails.txt", "w");
+		}
+
+		if ( S_ISDIR (statbuf.st_mode) )	{
+			mmfile_get_file_names (argv[1], mmfile_get_file_infomation, NULL);
+		} else {
+			mmfile_get_file_infomation (argv[1], NULL);
+		}
+
+		if (fpFailList != NULL) {
+			fflush (fpFailList);
+			fclose (fpFailList);
+		}
+    }
+
+    exit(0);
+}
+
+static int mmfile_get_file_infomation (void *data, void* user_data)
+{
+	MMHandleType content_attrs = 0;
+	MMHandleType tag_attrs = 0;
+	char *err_attr_name = NULL;
+	int audio_track_num = 0;
+	int video_track_num = 0;
+	int ret = 0;
+	char filename[512];
+
+	memset (filename, 0x00, 512);
+	memcpy (filename, (char*)data, strlen ((char*)data));
+
+	MM_TIME_CHECK_START
+
+	printf ("Extracting information for [%s] \n", filename);
+	/* get track info */
+	ret = mm_file_get_stream_info(filename, &audio_track_num, &video_track_num);
+	if (ret == MM_ERROR_NONE) {
+		printf ("# audio=%d, video=%d\n", audio_track_num, video_track_num);
+	} else {
+		printf ("Failed to mm_file_get_stream_info() error=[%x]\n", ret);
+	}
+
+	/* get content handle */
+	ret = mm_file_create_content_attrs(&content_attrs, filename);
+
+	if (ret == MM_ERROR_NONE && content_attrs) {
+		ContentContext_t ccontent;
+		memset (&ccontent, 0, sizeof (ContentContext_t));
+
+		ret = mm_file_get_attrs(content_attrs, &err_attr_name, MM_FILE_CONTENT_DURATION, &ccontent.duration, NULL);
+		printf("# duration: %d\n", ccontent.duration);
+
+		if (ret != MM_ERROR_NONE && err_attr_name)
+		{
+			printf("failed to get %s\n", err_attr_name);
+			free(err_attr_name);
+			err_attr_name = NULL;
+		}
+
+		if (audio_track_num)
+		{
+			mm_file_get_attrs(content_attrs,
+									NULL,
+									MM_FILE_CONTENT_AUDIO_CODEC, &ccontent.audio_codec,
+									MM_FILE_CONTENT_AUDIO_SAMPLERATE, &ccontent.audio_samplerate,
+									MM_FILE_CONTENT_AUDIO_BITRATE, &ccontent.audio_bitrate,
+									MM_FILE_CONTENT_AUDIO_CHANNELS, &ccontent.audio_channel,
+									MM_FILE_CONTENT_AUDIO_TRACK_INDEX, &ccontent.audio_track_id,
+									MM_FILE_CONTENT_AUDIO_TRACK_COUNT, &ccontent.audio_track_num,
+									NULL);
+			printf ("[Audio] ----------------------------------------- \n");
+			printf("# audio codec: %d ", ccontent.audio_codec);
+			printf ("[%s]\n", (ccontent.audio_codec >= 0 && ccontent.audio_codec < MM_AUDIO_CODEC_NUM)? AudioCodecTypeString[ccontent.audio_codec] : "Invalid");
+			printf("# audio samplerate: %d Hz\n", ccontent.audio_samplerate);
+			printf("# audio bitrate: %d bps\n", ccontent.audio_bitrate);
+			printf("# audio channel: %d\n", ccontent.audio_channel);
+			printf("# audio track id: %d\n", ccontent.audio_track_id);
+			printf("# audio track num: %d\n", ccontent.audio_track_num);
+		}
+	
+		if (video_track_num)
+		{
+			mm_file_get_attrs(content_attrs,
+									NULL,
+									MM_FILE_CONTENT_VIDEO_CODEC, &ccontent.video_codec,
+									MM_FILE_CONTENT_VIDEO_BITRATE, &ccontent.video_bitrate,
+									MM_FILE_CONTENT_VIDEO_FPS, &ccontent.video_fps,
+									MM_FILE_CONTENT_VIDEO_TRACK_INDEX, &ccontent.video_track_id,
+									MM_FILE_CONTENT_VIDEO_WIDTH, &ccontent.video_w,
+									MM_FILE_CONTENT_VIDEO_HEIGHT, &ccontent.video_h,
+									MM_FILE_CONTENT_VIDEO_THUMBNAIL, &ccontent.thumbnail.value.p_val, &ccontent.thumbnail.len,
+									NULL);
+
+				printf ("[Video] ----------------------------------------- \n");
+				printf("# video codec: %d ", ccontent.video_codec);
+				printf ("[%s]\n", (ccontent.video_codec >= 0 && ccontent.video_codec < MM_VIDEO_CODEC_NUM)? VideoCodecTypeString[ccontent.video_codec] : "Invalid");
+				printf("# video bitrate: %d bps\n", ccontent.video_bitrate);
+				printf("# video fps: %d\n", ccontent.video_fps);
+				printf("# video track id: %d\n", ccontent.video_track_id);
+				printf("# video width/height: %d x %d\n", ccontent.video_w, ccontent.video_h);
+				printf("# video thumbnail: %p\n", ccontent.thumbnail.value.p_val);
+			}
+
+		mm_file_destroy_content_attrs(content_attrs);
+	} else {
+		printf ("Failed to mm_file_create_content_attrs() error=[%x]\n", ret);
+	}
+
+	/* get tag handle */
+	ret = mm_file_create_tag_attrs(&tag_attrs, filename);
+
+	if (ret == MM_ERROR_NONE && tag_attrs) {
+		TagContext_t ctag;
+		memset (&ctag, 0, sizeof (TagContext_t));
+		/* get attributes of tag  */
+		ret = mm_file_get_attrs( tag_attrs,
+									&err_attr_name,
+									MM_FILE_TAG_ARTIST, &ctag.artist.value.s_val, &ctag.artist.len,
+									MM_FILE_TAG_ALBUM, &ctag.album.value.s_val, &ctag.album.len,
+									MM_FILE_TAG_TITLE, &ctag.title.value.s_val, &ctag.title.len,
+									MM_FILE_TAG_GENRE, &ctag.genre.value.s_val, &ctag.genre.len,
+									MM_FILE_TAG_AUTHOR, &ctag.author.value.s_val, &ctag.author.len,
+									MM_FILE_TAG_COPYRIGHT, &ctag.copyright.value.s_val, &ctag.copyright.len,
+									MM_FILE_TAG_DATE, &ctag.date.value.s_val, &ctag.date.len,
+									MM_FILE_TAG_RECDATE, &ctag.recdate.value.s_val, &ctag.recdate.len,
+									MM_FILE_TAG_DESCRIPTION, &ctag.description.value.s_val, &ctag.description.len,
+									MM_FILE_TAG_ARTWORK, &ctag.artwork.value.p_val, &ctag.artwork.len,
+									MM_FILE_TAG_ARTWORK_SIZE, &ctag.artwork_size.value.i_val,
+									MM_FILE_TAG_ARTWORK_MIME, &ctag.artwork_mime.value.s_val, &ctag.artwork_mime.len,
+									MM_FILE_TAG_TRACK_NUM, &ctag.track_num.value.s_val, &ctag.track_num.len,
+									MM_FILE_TAG_CLASSIFICATION, &ctag.classfication.value.s_val, &ctag.classfication.len,
+									MM_FILE_TAG_RATING, &ctag.rating.value.s_val, &ctag.rating.len,
+									MM_FILE_TAG_LONGITUDE, &ctag.longitude.value.d_val,
+									MM_FILE_TAG_LATIDUE, &ctag.latitude.value.d_val,
+									MM_FILE_TAG_ALTIDUE, &ctag.altitude.value.d_val,
+									MM_FILE_TAG_CONDUCTOR, &ctag.conductor.value.s_val, &ctag.conductor.len,
+									MM_FILE_TAG_UNSYNCLYRICS, &ctag.unsynclyrics.value.s_val, &ctag.unsynclyrics.len,
+									MM_FILE_TAG_SYNCLYRICS_NUM, &ctag.synclyrics_size.value.i_val,
+									NULL);
+		if (ret != MM_ERROR_NONE &&  err_attr_name)
+		{
+			printf("failed to get %s attrs\n", err_attr_name);
+			free(err_attr_name);
+			err_attr_name = NULL;
+
+			if (msg_tmp_fp) /* opened by MM_TIME_CHECK_START */
+			{
+				fclose (msg_tmp_fp);
+				msg_tmp_fp = NULL;
+			}
+
+			return -1;
+		}
+
+		/* print tag information	 */
+		printf ("[Tag] =================================== \n");
+		printf("# artist: %s\n", ctag.artist.value.s_val);
+		printf("# title: %s\n", ctag.title.value.s_val);
+		printf("# album: %s\n", ctag.album.value.s_val);
+		printf("# genre: %s\n", ctag.genre.value.s_val);
+		printf("# author: %s\n", ctag.author.value.s_val);
+		printf("# copyright: %s\n", ctag.copyright.value.s_val);
+		printf("# year: %s\n", ctag.date.value.s_val);
+		printf("# recdate: %s\n", ctag.recdate.value.s_val);
+		printf("# description: %s\n", ctag.description.value.s_val);
+		printf("# artwork: %p\n", ctag.artwork.value.p_val);
+		printf("# artwork_size: %d\n", ctag.artwork_size.value.i_val);
+		printf("# artwork_mime: %s\n", ctag.artwork_mime.value.s_val);
+		printf("# track number: %s\n", ctag.track_num.value.s_val);
+		printf("# classification: %s\n", ctag.classfication.value.s_val);
+		printf("# rating: %s\n", ctag.rating.value.s_val);
+		printf("# longitude: %f\n", ctag.longitude.value.d_val);
+		printf("# latitude: %f\n", ctag.latitude.value.d_val);
+		printf("# altitude: %f\n", ctag.altitude.value.d_val);
+		printf("# conductor: %s\n", ctag.conductor.value.s_val);
+		printf("# unsynclyrics_length: [%d]\n", ctag.unsynclyrics.len);
+		printf("# unsynclyrics: %s\n", ctag.unsynclyrics.value.s_val);
+		printf("# synclyrics size: %d\n", ctag.synclyrics_size.value.i_val);
+
+		if(ctag.synclyrics_size.value.i_val > 0) {
+			int idx = 0;
+			unsigned long time_info = 0;
+			char * lyrics_info = NULL;
+
+			printf("# synclyrics: \n");
+			
+			for(idx = 0; idx < ctag.synclyrics_size.value.i_val; idx++) {
+				ret = mm_file_get_synclyrics_info(tag_attrs, idx, &time_info, &lyrics_info);
+				if(ret == MM_ERROR_NONE) {
+					printf("[%2d][%6d][%s]\n", idx, time_info, lyrics_info);
+				} else {
+					printf("Error when get lyrics\n");
+					break;
+				}
+			}
+		}
+		
+		/* release tag */
+		mm_file_destroy_tag_attrs(tag_attrs);
+	} else {
+		printf ("Failed to mm_file_create_tag_attrs() error=[%x]\n", ret);
+	}
+
+
+	printf ("=================================================\n\n");
+
+	MM_TIME_CHECK_FINISH (filename);
+
+    return 0;
+}
diff --git a/tests/mm_file_traverse.h b/tests/mm_file_traverse.h
new file mode 100755
index 0000000..cfca7cf
--- /dev/null
+++ b/tests/mm_file_traverse.h
@@ -0,0 +1,37 @@
+/*
+ * libmm-fileinfo
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact: Haejeong Kim <backto.kim@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef _MM_FILE_TRAVERSE_H_
+#define _MM_FILE_TRAVERSE_H_
+
+#define MMFILE_PATH_MAX 256
+
+typedef enum
+{
+	MMFILE_FAIL = 0,
+	MMFILE_SUCCESS		
+} MMFILE_RETURN;
+
+typedef int (*MMFunc) (void *data, void* user_data);
+
+int mmfile_get_file_names (char *root_dir, MMFunc cbfunc, void* user_data);
+
+#endif /* _MM_FILE_TRAVERSE_H_ */
diff --git a/tests/mm_file_traverser.c b/tests/mm_file_traverser.c
new file mode 100755
index 0000000..990ee04
--- /dev/null
+++ b/tests/mm_file_traverser.c
@@ -0,0 +1,120 @@
+/*
+ * libmm-fileinfo
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact: Haejeong Kim <backto.kim@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <dirent.h>
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <glib.h>
+
+#include "mm_file_traverse.h"
+
+static GList *g_directories = NULL;
+
+int mmfile_get_file_names (char *root_dir, MMFunc cbfunc, void* user_data)
+{
+	struct stat 	statbuf;
+	struct dirent 	*dirp;
+	DIR				*dp;
+
+	char pdirname[MMFILE_PATH_MAX+1];
+
+	memset (pdirname, 0x00, MMFILE_PATH_MAX+1);
+	
+	if ( lstat (root_dir, &statbuf) < 0 )
+	{
+		printf ("lstat error\n");
+		return MMFILE_FAIL;
+	}
+
+	if ( S_ISDIR (statbuf.st_mode) == 0 )
+	{
+		printf ("it is not directory\n");
+		return MMFILE_FAIL;
+	}
+
+	g_directories = g_list_append(g_directories, strdup (root_dir));
+
+
+	int i = 0;
+	gpointer element_data = NULL;
+	while ( (element_data = g_list_nth_data (g_directories, i)) != NULL )
+	{
+		if (strlen ((char*) element_data) > 0 && strlen ((char*) element_data) <= MMFILE_PATH_MAX)
+		{
+			strcpy (pdirname, (char*) element_data);
+				
+			if ( (dp = opendir (pdirname)) != NULL )
+			{
+				while ( (dirp = readdir (dp)) != NULL )
+				{
+					char cdirname[MMFILE_PATH_MAX+1];
+					
+					if ( strcmp (dirp->d_name, ".") == 0 ||
+						 strcmp (dirp->d_name, "..") == 0 )
+					{
+						continue;
+					}
+
+					memset (cdirname, 0x00, MMFILE_PATH_MAX+1);
+					strcpy (cdirname, pdirname);
+					strcat (cdirname, "/");
+					strcat (cdirname, dirp->d_name);
+						
+					if ( lstat (cdirname, &statbuf) < 0 )
+					{
+						printf ("lstat error\n");
+						return MMFILE_FAIL;
+					}
+
+					if ( S_ISDIR (statbuf.st_mode) )
+					{
+						printf ("directory: %s\n", cdirname);
+						g_directories = g_list_append(g_directories, strdup (cdirname));
+					}
+					else
+					{
+						printf ("file: %s\n", cdirname);
+						if ( cbfunc != NULL )
+						{
+							cbfunc (cdirname, user_data);
+						}
+					}
+					
+				}
+
+				closedir (dp);
+			}
+		}
+
+		i++;
+	}
+
+	g_list_free (g_directories);
+	
+	return MMFILE_SUCCESS;
+	
+	
+}
+