X-Git-Url: https://hackdaworld.org/gitweb/?p=sound-tools%2Fhdrec.git;a=blobdiff_plain;f=hdrec.c;h=42d86a755ef6299acb6faf4945f90bc40ccc4219;hp=ac6348e73a1cca281df413e1883ec23f710f8674;hb=9894394f33f4aee3cafbaf91c076cdd13f4fc1c6;hpb=1c9ee7257e9ea793b679b34fa4b1d6426042e974

diff --git a/hdrec.c b/hdrec.c
index ac6348e..42d86a7 100644
--- a/hdrec.c
+++ b/hdrec.c
@@ -22,12 +22,14 @@
 int usage(void) {
 	printf("usage:\n\n");
 	printf("-h \t\t print this help\n");
+	printf("-i \t\t use/print file info\n");
 	printf("-r <file> \t record to <file>\n");
 	printf("-p <file> \t play from <file>\n");
 	printf("-s \t\t stereo\n");
 	printf("-m \t\t mono\n");
 	printf("-f <format> \t 1=8bit - 2=16bit (le)\n");
 	printf("-F <hz> \t frequency\n");
+	printf("-c <src> <dst> \t converts raw to wav (specify f/m,s/F)\n");
 	
 	return 1;
 }
@@ -45,6 +47,10 @@ int main(int argc,char **argv) {
 	char play_file[MAX_C_FILE];
 	dsp_set	set;
 	unsigned char *buf;
+	unsigned char print_info=0;
+	unsigned char info[8];
+	int info_int;
+	int tmp;
 
 	/* defaults */
 	strcpy(device,"");
@@ -59,6 +65,9 @@ int main(int argc,char **argv) {
 				case 'h':
 					usage();
 					return 1;
+				case 'i':
+					print_info=1;
+					break;
 				case 'r':
 					mode=RECORD;
 					strcpy(record_file,argv[++i]);
@@ -84,6 +93,11 @@ int main(int argc,char **argv) {
 				case 'd':
 					strncpy(device,argv[++i],MAX_C_DEVICE-1);
 					break;
+				case 'c':
+					mode=CONVERT;
+					strcpy(play_file,argv[++i]);
+					strcpy(record_file,argv[++i]);
+					break;
 				default:
 					usage();
 					return -1;
@@ -106,19 +120,50 @@ int main(int argc,char **argv) {
 	}
 
 	/* file fd's */
-	if(mode&PLAY) {
+	if((mode&PLAY) || (mode&CONVERT)) {
 		if((pfile_fd=open_file(play_file,O_RDONLY))==-1) {
 			printf("unable to open file %s for reading\n",play_file);
 			return -1;
 		}
 	}
-	if(mode&RECORD) {
+	if((mode&RECORD) || (mode&CONVERT)) {
 		if((sfile_fd=open_file(record_file,O_CREAT|O_WRONLY))==-1) {
 			printf("unable to open file %s for writing\n",record_file);
 			return -1;
 		}
 	}
 
+	if(print_info) {
+		if(mode&PLAY) {
+			printf("file info:\n");
+			lseek(pfile_fd,4,SEEK_SET);
+			read(pfile_fd,&info_int,4);
+			printf("file size: %d\n",info_int);
+			lseek(pfile_fd,8,SEEK_CUR);
+			read(pfile_fd,&info_int,4);
+			printf("fmtsize: %d\n",info_int);
+			if(info_int==16) set.format=AFMT_S16_LE;
+			if(info_int==8) set.format=AFMT_U8;
+			read(pfile_fd,&info_int,4);
+			printf("format tag: %d\n",info_int&0xffff);
+			printf("channels: %d\n",(info_int>>16)&0xffff);
+			set.channel=(info_int>>16)&0xffff;
+			read(pfile_fd,&info_int,4);
+			printf("samples/sec: %d\n",info_int);
+			set.freq=info_int;
+			read(pfile_fd,&info_int,4);
+			printf("bytes/sec: %d\n",info_int);
+			read(pfile_fd,&info_int,4);
+			printf("block allign: %d\n",info_int&0xffff);
+			printf("bits/sample: %d\n",(info_int>>16)&0xffff);
+			lseek(pfile_fd,4,SEEK_CUR);
+			read(pfile_fd,&info_int,4);
+			printf("datasize: %d\n\n",info_int);
+			/* return to start */
+			lseek(pfile_fd,0,SEEK_SET);
+		}
+	}
+
 	/* set dsp and get capabilities */
 	if(get_dsp_cap(audio_fd,&set,1)==-1) {
 		printf("unable to get capabilities :(\n");
@@ -135,7 +180,7 @@ int main(int argc,char **argv) {
 		perror("malloc");
 		return -1;
 	}
-	
+
 	if(mode&PLAY) {
 		printf("playing file %s ...\n",play_file);
 		rw=1;
@@ -154,5 +199,45 @@ int main(int argc,char **argv) {
 		}
 	}
 
+	if(mode&CONVERT) {
+		if((tmp=lseek(pfile_fd,0,SEEK_END))==-1) {
+			printf("cannot determine filesize :(\n");
+			perror("lseek");
+			return -1;
+		}
+		lseek(pfile_fd,0,SEEK_SET);
+		strcpy(info,"RIFF");
+		write(sfile_fd,info,4);
+		info_int=tmp+36;
+		write(sfile_fd,&info_int,4);
+		strcpy(info,"WAVEfmt ");
+		write(sfile_fd,info,8);
+		if(set.format==AFMT_S16_LE) info_int=16;
+		if(set.format==AFMT_U8) info_int=8;
+		write(sfile_fd,&info_int,4);
+		info_int=set.channel<<16;
+		info_int|=1;
+		write(sfile_fd,&info_int,4);
+		info_int=set.freq;
+		write(sfile_fd,&info_int,4);
+		info_int=set.freq*set.channel;
+		if(set.format==AFMT_S16_LE) info_int*=2;
+		write(sfile_fd,&info_int,4);
+		info_int=(set.channel*8)<<16;
+		info_int|=set.channel;
+		write(sfile_fd,&info_int,4);
+		strcpy(info,"data");
+		write(sfile_fd,info,4);
+		info_int=tmp;
+		write(sfile_fd,&info_int,4);
+		/* write data now ... */
+		for(j=0;j<tmp/set.bufsize;j++) {
+			i=read(pfile_fd,buf,set.bufsize);
+			k=write(sfile_fd,buf,set.bufsize);
+			printf("read %d, wrote %d\n",i,k);
+		}
+		printf("\ndone ...\n");
+	}
+			
 	return 1;
 }