arecordmidi2: Add options to put meta data texts

For convenience, add more options to embed the meta data texts given
via command line.  The song name etc can be given directly via the
respective option directly, e.g. --song="text..."

Signed-off-by: Takashi Iwai <tiwai@suse.de>

seq/aplaymidi2/arecordmidi2.1

@@ -93,6 +93,12 @@ Read the UMP data from the given file and put them into the
 configuration section of the recorded output.
 The file must contain only valid UMP data encoded in big-endian.
 
+.TP
+.I \-\-song=text, \-\-clip=text, \-\-copyright=text, \-\-composer=text, \
+\-\-lyricist=text, \-\-arranger=text, \-\-publisher=text, \
+\-\-performer=text \-\-accompany=text, \-\-date=text, \-\-location=text
+Put the given meta data text in the configuration section.
+
 .SH SEE ALSO
 arecordmidi(1)
 .br

seq/aplaymidi2/arecordmidi2.c

@@ -29,6 +29,11 @@ static int last_tick;
 static int silent;
 static const char *profile_ump_file;
 
+#define MAX_METADATA	16
+static int metadata_num;
+static unsigned int metadata_types[MAX_METADATA];
+static const char *metadata_texts[MAX_METADATA];
+
 /* Parse a decimal number from a command line argument. */
 static long arg_parse_decimal_num(const char *str, int *err)
 {
@@ -379,15 +384,56 @@ static void write_profiles(FILE *file)
 	fclose(fp);
 }
 
+/* write Flex Data metadata text given by command lines */
+static void write_metadata(FILE *file, unsigned int type, const char *text)
+{
+	int len = strlen(text), size;
+	unsigned int format = SND_UMP_FLEX_DATA_MSG_FORMAT_START;
+
+	while (len > 0) {
+		snd_ump_msg_flex_data_t d = {};
+
+		if (len <= 12) {
+			if (format == SND_UMP_FLEX_DATA_MSG_FORMAT_CONTINUE)
+				format = SND_UMP_FLEX_DATA_MSG_FORMAT_END;
+			else
+				format = SND_UMP_FLEX_DATA_MSG_FORMAT_SINGLE;
+			size = len;
+		} else {
+			size = 12;
+		}
+
+		d.meta.type = SND_UMP_MSG_TYPE_FLEX_DATA;
+		d.meta.addrs = SND_UMP_FLEX_DATA_MSG_ADDR_GROUP;
+		d.meta.status_bank = SND_UMP_FLEX_DATA_MSG_BANK_METADATA;
+		d.meta.status = type;
+		d.meta.format = format;
+
+		/* keep the data in big endian */
+		d.raw[0] = htobe32(d.raw[0]);
+		/* strings are copied as-is in big-endian */
+		memcpy(d.meta.data, text, size);
+
+		fwrite(d.raw, 4, 4, file);
+		len -= size;
+		format = SND_UMP_FLEX_DATA_MSG_FORMAT_CONTINUE;
+	}
+}
+
 /* write MIDI Clip file header and the configuration packets */
 static void write_file_header(FILE *file)
 {
+	int i;
+
 	/* header id */
 	fwrite("SMF2CLIP", 1, 8, file);
 
 	/* clip configuration header */
 	write_profiles(file);
 
+	for (i = 0; i < metadata_num; i++)
+		write_metadata(file, metadata_types[i], metadata_texts[i]);
+
 	/* first DCS */
 	write_dcs(file, 0);
 	write_dctpq(file);
@@ -422,7 +468,21 @@ static void help(const char *argv0)
 		"  -u,--ump=version           UMP MIDI version (1 or 2)\n"
 		"  -r,--interactive           Interactive mode\n"
 		"  -s,--silent                don't print messages\n"
-		"  -P,--profile=file          configuration profile UMP\n",
+		"  -P,--profile=file          configuration profile UMP\n"
+		"  --project=text             put project name meta data text\n"
+		"  --song=text                put song name meta data text\n"
+		"  --clip=text                put MIDI clip name meta data text\n"
+		"  --copyright=text           put copyright notice meta data text\n"
+		"  --composer=text            put composer name meta data text\n"
+		"  --lyricist=text            put lyricist name meta data text\n"
+		"  --arranger=text            put arranger name meta data text\n"
+		"  --publisher=text           put publisher name meta data text\n"
+		"  --publisher=text           put publisher name meta data text\n"
+		"  --publisher=text           put publisher name meta data text\n"
+		"  --performer=text           put performer name meta data text\n"
+		"  --accompany=text           put accompany performer name meta data text\n"
+		"  --date=text                put recording date meta data text\n"
+		"  --location=text            put recording location meta data text\n",
 		argv0);
 }
 
@@ -436,6 +496,22 @@ static void sighandler(int sig ATTRIBUTE_UNUSED)
 	stop = 1;
 }
 
+#define OPT_META_BIT		0x1000
+enum {
+	OPT_META_PROJECT	= 0x1001,
+	OPT_META_SONG		= 0x1002,
+	OPT_META_CLIP		= 0x1003,
+	OPT_META_COPYRIGHT	= 0x1004,
+	OPT_META_COMPOSER	= 0x1005,
+	OPT_META_LYRICIST	= 0x1006,
+	OPT_META_ARRANGER	= 0x1007,
+	OPT_META_PUBLISHER	= 0x1008,
+	OPT_META_PERFORMER	= 0x1009,
+	OPT_META_ACCOMPANY	= 0x100a,
+	OPT_META_DATE		= 0x100b,
+	OPT_META_LOCATION	= 0x100c,
+};
+
 int main(int argc, char *argv[])
 {
 	static const char short_options[] = "hVp:b:t:n:u:rsP:";
@@ -451,6 +527,19 @@ int main(int argc, char *argv[])
 		{"interactive", 0, NULL, 'r'},
 		{"silent", 0, NULL, 's'},
 		{"profile", 1, NULL, 'P'},
+		/* meta data texts */
+		{"project", 1, NULL, OPT_META_PROJECT},
+		{"song", 1, NULL, OPT_META_SONG},
+		{"clip", 1, NULL, OPT_META_CLIP},
+		{"copyright", 1, NULL, OPT_META_COPYRIGHT},
+		{"composer", 1, NULL, OPT_META_COMPOSER},
+		{"lyricist", 1, NULL, OPT_META_LYRICIST},
+		{"arranger", 1, NULL, OPT_META_ARRANGER},
+		{"publisher", 1, NULL, OPT_META_PUBLISHER},
+		{"performer", 1, NULL, OPT_META_PERFORMER},
+		{"accompany", 1, NULL, OPT_META_ACCOMPANY},
+		{"date", 1, NULL, OPT_META_DATE},
+		{"location", 1, NULL, OPT_META_LOCATION},
 		{0}
 	};
 
@@ -517,6 +606,14 @@ int main(int argc, char *argv[])
 			profile_ump_file = optarg;
 			break;
 		default:
+			if (c & OPT_META_BIT) {
+				if (metadata_num >= MAX_METADATA)
+					fatal("Too many metadata given");
+				metadata_types[metadata_num] = c & 0x0f;
+				metadata_texts[metadata_num] = optarg;
+				metadata_num++;
+				break;
+			}
 			help(argv[0]);
 			return 1;
 		}