libmythbluray: Add BD_EVENT_STILL_TIME event, and mouse click handling.

Not quite sure how to make mouse handling work in our player yet, but it would be nice.

mythtv/libs/libmythbluray/bluray.c

@@ -1039,6 +1039,18 @@ int bd_read(BLURAY *bd, unsigned char *buf, int len)
                         return out_len;
                     }
 
+                    MPLS_PI *pi = &st->clip->title->pl->play_item[st->clip->ref];
+
+                    // handle still mode clips
+                    if (pi->still_mode == BLURAY_STILL_INFINITE) {
+                        _queue_event(bd, (BD_EVENT){BD_EVENT_STILL_TIME, 0});
+                        return 0;
+                    }
+                    if (pi->still_mode == BLURAY_STILL_TIME) {
+                        _queue_event(bd, (BD_EVENT){BD_EVENT_STILL_TIME, pi->still_time});
+                    }
+
+                    // find next clip
                     st->clip = nav_next_clip(bd->title, st->clip);
                     if (st->clip == NULL) {
                         DEBUG(DBG_BLURAY|DBG_STREAM, "End of title (%p)\n", bd);
@@ -1048,7 +1060,16 @@ int bd_read(BLURAY *bd, unsigned char *buf, int len)
                     if (!_open_m2ts(bd, st)) {
                         return -1;
                     }
+
+                    // timed still mode: allow application to process BD_EVENT_STILL_TIME.
+                    // next bd_read() will return new data.
+                    if (bd->event_queue) {
+                        if (pi->still_mode == BLURAY_STILL_TIME) {
+                            return 0;
+                        }
+                    }
                 }
+
                 if (_read_block(bd, st, bd->int_buf)) {
 
                     st->int_buf_off = st->clip_pos % 6144;
@@ -1906,15 +1927,8 @@ int bd_read_ext(BLURAY *bd, unsigned char *buf, int len, BD_EVENT *event)
 
     if (bytes == 0) {
 
-        MPLS_PI  *pi        = &bd->title->pl->play_item[0];
-        if (pi->still_mode == BLURAY_STILL_INFINITE) {
-            // most likely menu background ; waiting for user interaction
-            DEBUG(DBG_BLURAY, "Reached end of infinite still mode play item\n");
-            _get_event(bd, event);
-            return 0;
-        }
-
-        if (bd->title_type == title_hdmv) {
+        // if no next clip (=end of title), resume HDMV VM
+        if (!bd->st0.clip && bd->title_type == title_hdmv) {
             hdmv_vm_resume(bd->hdmv_vm);
             bd->hdmv_suspended = !hdmv_vm_running(bd->hdmv_vm);
             DEBUG(DBG_BLURAY, "bd_read_ext(): reached end of playlist. hdmv_suspended=%d\n", bd->hdmv_suspended);
@@ -1942,6 +1956,15 @@ int bd_get_event(BLURAY *bd, BD_EVENT *event)
  * user interaction
  */
 
+void bd_mouse_select(BLURAY *bd, int64_t pts, uint16_t x, uint16_t y)
+{
+    if (pts >= 0) {
+        bd_psr_write(bd->regs, PSR_TIME, (uint32_t)(((uint64_t)pts) >> 1));
+    }
+
+    _run_gc(bd, GC_CTRL_MOUSE_MOVE, (x << 16) | y);
+}
+
 void bd_user_input(BLURAY *bd, int64_t pts, uint32_t key)
 {
     if (pts >= 0) {

mythtv/libs/libmythbluray/bluray.h

@@ -481,7 +481,10 @@ typedef enum {
     BD_EVENT_SEEK,
 
     /* still playback (pause) */
-    BD_EVENT_STILL,         /* 0 - off, 1 - on */
+    BD_EVENT_STILL,                  /* 0 - off, 1 - on */
+
+    /* Still playback for n seconds (reached end of still mode play item) */
+    BD_EVENT_STILL_TIME,             /* 0 = infinite ; 1...300 = seconds */
 
 } bd_event_e;
 
@@ -590,4 +593,16 @@ void bd_user_input(BLURAY *bd, int64_t pts, uint32_t key);
 };
 #endif
 
+/**
+ *
+ *  Select menu button at location (x,y).
+ *
+ * @param bd  BLURAY object
+ * @param pts current playback position (1/90000s) or -1
+ * @param x mouse pointer x-position
+ * @param y mouse pointer y-position
+ * @return none
+ */
+void bd_mouse_select(BLURAY *bd, int64_t pts, uint16_t x, uint16_t y);
+
 #endif /* BLURAY_H_ */

mythtv/libs/libmythbluray/keys.h

@@ -54,6 +54,10 @@ typedef enum {
     BD_VK_RIGHT     = 15,
     BD_VK_ENTER     = 16,
 
+    /* Mouse click */
+    /* Translated to BD_VK_ENTER if mouse is over valid button */
+    BD_VK_MOUSE_ACTIVATE = 17,
+
 } bd_vk_key_e;
 
 #ifdef __cplusplus