X-Git-Url: https://hackdaworld.org/gitweb/?p=sound-tools%2Fhdrec.git;a=blobdiff_plain;f=hdrec.c;fp=hdrec.c;h=42d86a755ef6299acb6faf4945f90bc40ccc4219;hp=58cb67074b5c6276f3718e5a5095c452ca3e5f89;hb=9894394f33f4aee3cafbaf91c076cdd13f4fc1c6;hpb=378d09ab71532d175538ef40bb70432e76c75057

diff --git a/hdrec.c b/hdrec.c
index 58cb670..42d86a7 100644
--- a/hdrec.c
+++ b/hdrec.c
@@ -29,6 +29,7 @@ int usage(void) {
 	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;
 }
@@ -49,6 +50,7 @@ int main(int argc,char **argv) {
 	unsigned char print_info=0;
 	unsigned char info[8];
 	int info_int;
+	int tmp;
 
 	/* defaults */
 	strcpy(device,"");
@@ -91,6 +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;
@@ -113,13 +120,13 @@ 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;
@@ -135,16 +142,20 @@ int main(int argc,char **argv) {
 			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>>16)&1<<16);
-			printf("channels: %d\n",info_int&1<<16);
+			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>>16)&1<<16);
-			printf("bits/sample: %d\n",info_int&1<<16);
+			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);
@@ -188,5 +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;
 }