disobedience, playrtp: Have `playrtp' handle volume control.

[disorder] / disobedience / rtp.c

diff --git a/disobedience/rtp.c b/disobedience/rtp.c
index d88c3ec062f76f5e8ad095dbe293c80684219b78..bb71022a86f9566bb45f44b4da97642f13262fbc 100644 (file)
--- a/disobedience/rtp.c
+++ b/disobedience/rtp.c
@@ -97,6 +97,27 @@ int rtp_running(void) {
   return 1;
 }
 
+int rtp_getvol(int *l, int *r) {
+  FILE *fp;
+  int rc = -1;
+
+  fp = rtp_connect(); if(!fp) goto end;
+  fprintf(fp, "getvol\n"); fflush(fp);
+  if(fscanf(fp, "%d %d\n", l, r) != 2) goto end;
+  rc = 0;
+end:
+  if(fp) fclose(fp);
+  return rc;
+}
+
+int rtp_setvol(int *l, int *r) {
+  FILE *fp = rtp_connect(); if(!fp) return -1;
+  fprintf(fp, "setvol %d %d\n", *l, *r); fflush(fp);
+  if(fscanf(fp, "%d %d\n", l, r) != 2) { /* do nothing */ }
+  fclose(fp);
+  return 0;
+}
+
 /** @brief Activate the RTP player if it is not running */
 void start_rtp(void) {
   pid_t pid;