Merge branch 'v0.16.x'

Conflicts:
	src/player_thread.c
	src/playlist_control.c

src/output/alsa_plugin.c

@@ -508,6 +508,14 @@ configure_hw:
 	g_debug("buffer_size=%u period_size=%u",
 		(unsigned)alsa_buffer_size, (unsigned)alsa_period_size);
 
+	if (alsa_period_size == 0)
+		/* this works around a SIGFPE bug that occurred when
+		   an ALSA driver indicated period_size==0; this
+		   caused a division by zero in alsa_play().  By using
+		   the fallback "1", we make sure that this won't
+		   happen again. */
+		alsa_period_size = 1;
+
 	ad->period_frames = alsa_period_size;
 	ad->period_position = 0;
 

src/output/httpd_output_plugin.c

@@ -493,7 +493,8 @@ httpd_output_pause(void *data)
 
 	if (has_clients) {
 		static const char silence[1020];
-		return httpd_output_play(data, silence, sizeof(silence), NULL);
+		return httpd_output_play(data, silence, sizeof(silence),
+					 NULL) > 0;
 	} else {
 		g_usleep(100000);
 		return true;
@@ -522,7 +523,7 @@ httpd_output_tag(void *data, const struct tag *tag)
 
 		/* flush the current stream, and end it */
 
-		encoder_flush(httpd->encoder, NULL);
+		encoder_pre_tag(httpd->encoder, NULL);
 		httpd_output_encoder_to_clients(httpd);
 
 		/* send the tag to the encoder - which starts a new

src/output/shout_plugin.c

@@ -518,7 +518,7 @@ static void my_shout_set_tag(void *data,
 	if (sd->encoder->plugin->tag != NULL) {
 		/* encoder plugin supports stream tags */
 
-		ret = encoder_flush(sd->encoder, &error);
+		ret = encoder_pre_tag(sd->encoder, &error);
 		if (!ret) {
 			g_warning("%s", error->message);
 			g_error_free(error);