Untie Radio and Audio APIs

Radio and Audio API functions do not cross-call themselves
directly anymore ; this is necessary to have independent
plugin binaries (.so) in the near future.

(PS : audio buffer securization is WIP)

Signed-off-by: Manuel Bachmann <manuel.bachmann@iot.bzh>

1 files changed, 11 insertions, 15 deletions

diff --git a/plugins/radio/radio-rtlsdr.c b/plugins/radio/radio-rtlsdr.c
index bba0d89a..a8c15faa 100644
--- a/plugins/radio/radio-rtlsdr.c
+++ b/plugins/radio/radio-rtlsdr.c
@@ -19,8 +19,6 @@
 #include "radio-api.h"
 #include "radio-rtlsdr.h"
 
-static audioCtxHandleT *actx = NULL;
-
 /* ------------- RADIO RTLSDR IMPLEMENTATION ---------------- */
 
 /* --- PUBLIC FUNCTIONS --- */
@@ -47,14 +45,7 @@ PUBLIC unsigned char _radio_on (unsigned int num, radioCtxHandleT *ctx) {
     dev_ctx[num]->demod = NULL;
     dev_ctx[num]->output = NULL;
     _radio_dev_init(dev_ctx[num], num);
-    
-    actx = malloc (sizeof(audioCtxHandleT));
-    actx->idx = -1;
-    actx->volume = 25;
-    actx->channels = 2;
-    actx->mute = 0;
-    _alsa_init ("default", actx);
-    
+
     return 1;
 }
 
@@ -69,9 +60,6 @@ PUBLIC void _radio_off (unsigned int num) {
     }
     
     /* free(dev_ctx); */
-
-    _alsa_free ("default");
-    free (actx);
 }
 
 PUBLIC void _radio_set_mode (unsigned int num, Mode mode) {
@@ -407,14 +395,22 @@ STATIC void* _demod_thread_fn (void *ctx) {
 STATIC void* _output_thread_fn (void *ctx) {
     dev_ctx_T *dev_ctx = (dev_ctx_T *)ctx;
     output_ctx *output = dev_ctx->output;
+    FILE *file;
+
+    file = fopen (AUDIO_BUFFER, "wb");
 
     while (dev_ctx->should_run) {
            pthread_wait(&output->ok, &output->ok_m);
            pthread_rwlock_rdlock(&output->lck);
-           if (!dev_ctx->mute)
-            _alsa_play(actx->idx, (void*)&output->buf, output->buf_len);
+           if (!dev_ctx->mute && file) {
+               fwrite (output->buf, 2, output->buf_len, file);
+               fflush (file);
+               fseek (file, 0, SEEK_SET);
+           }
            pthread_rwlock_unlock(&output->lck);
     }
+    if (file) fclose(file);
+    unlink (AUDIO_BUFFER);
 
     output->thr_finished = 1;
     return 0;