add functions for future use (will not change current behavior)

lib/airplay_video.c

@@ -44,6 +44,7 @@ struct airplay_video_s {
     int next_uri;
     int FCUP_RequestID;
     float start_position_seconds;
+    float resume_position_seconds;
     playback_info_t *playback_info;
     // The local port of the airplay server on the AirPlay server
     unsigned short airplay_port;
@@ -125,10 +126,18 @@ float get_start_position_seconds(airplay_video_t *airplay_video) {
     return airplay_video->start_position_seconds;
 }
 
+float get_resume_position_seconds(airplay_video_t *airplay_video) {
+    return airplay_video->resume_position_seconds;
+}
+
 void set_start_position_seconds(airplay_video_t *airplay_video, float start_position_seconds) {
     airplay_video->start_position_seconds = start_position_seconds;
 }
-  
+
+void set_resume_position_seconds(airplay_video_t *airplay_video, float resume_position_seconds) {
+    airplay_video->resume_position_seconds = resume_position_seconds;
+}
+
 void set_playback_uuid(airplay_video_t *airplay_video, const char *playback_uuid) {
     size_t len = strlen(playback_uuid);
     assert(len == 36);

lib/airplay_video.h

@@ -28,7 +28,9 @@ typedef struct media_item_s media_item_t;
 
 const char *get_apple_session_id(airplay_video_t *airplay_video);
 void set_start_position_seconds(airplay_video_t *airplay_video, float start_position_seconds);
+void set_resume_position_seconds(airplay_video_t *airplay_video, float resume_position_seconds);
 float get_start_position_seconds(airplay_video_t *airplay_video);
+float get_resume_position_seconds(airplay_video_t *airplay_video);
 void set_playback_uuid(airplay_video_t *airplay_video, const char *playback_uuid);
 const char *get_playback_uuid(airplay_video_t *airplay_video);
 void set_uri_prefix(airplay_video_t *airplay_video, char *uri_prefix, int uri_prefix_len);

lib/raop.c

@@ -852,6 +852,38 @@ void raop_destroy_airplay_video(raop_t *raop, int id) {
         }
     }
 }
+void raop_playlist_remove(raop_t *raop, void *opaque, float position_seconds) {
+    airplay_video_t *airplay_video = (airplay_video_t *) opaque;
+
+    int id = -1;
+    for (int i = 0; i < MAX_AIRPLAY_VIDEO; i++) {
+        if (airplay_video == raop->airplay_video[i]) {
+            id  = i;
+            break;
+        }
+    }
+    if (id >= 0) {
+        set_resume_position_seconds(airplay_video, position_seconds);
+        raop->current_video = -1;
+        float pos = get_resume_position_seconds(airplay_video);
+        assert(pos == position_seconds);
+    } else {
+        logger_log(raop->logger, LOGGER_ERR, "raop_playlist_remove: failed to identify removed_video");
+	exit(0);
+    }
+}
+
+int raop_current_playlist_delete(raop_t *raop) {
+    int current_video = raop->current_video;
+    assert (current_video < MAX_AIRPLAY_VIDEO);
+    if (current_video >= 0) {
+        raop_destroy_airplay_video(raop, current_video);
+        raop->current_video = -1;
+    } else {
+        logger_log(raop->logger, LOGGER_ERR, "raop_current_playlist_delete: failed to identify current_playlist");
+    }
+    return current_video;
+}
 
 uint64_t get_local_time() {
     return raop_ntp_get_local_time();

lib/raop.h

@@ -24,7 +24,7 @@
 #include "airplay_video.h"
 
 #define RAOP_API
-#define MAX_AIRPLAY_VIDEO 2
+#define MAX_AIRPLAY_VIDEO 10
 
 #ifdef __cplusplus
 extern "C" {
@@ -98,6 +98,7 @@ struct raop_callbacks_s {
     void  (*on_video_rate) (void *cls, const float rate);
     void  (*on_video_stop) (void *cls);
     void  (*on_video_acquire_playback_info) (void *cls, playback_info_t *playback_video);
+    void  (*on_video_playlist_remove) (void *cls, void *airplay_video);
 };
 
 typedef struct raop_callbacks_s raop_callbacks_t;
@@ -128,7 +129,9 @@ RAOP_API void raop_destroy(raop_t *raop);
 RAOP_API void raop_remove_known_connections(raop_t * raop);
 RAOP_API void raop_remove_hls_connections(raop_t * raop);
 RAOP_API void raop_destroy_airplay_video(raop_t *raop, int id);
-
+RAOP_API int raop_current_playlist_delete(raop_t *raop);
+RAOP_API void raop_playlist_remove(raop_t *raop, void *airplay_video, float position);
+  
 #ifdef __cplusplus
 }
 #endif