input/stream: add STREAM_GET_SIGNAL (fixes #8414)

include/vlc_stream.h

@@ -112,6 +112,7 @@ enum stream_query_e
     STREAM_GET_TITLE_INFO = 0x102, /**< arg1=input_title_t*** arg2=int* res=can fail */
     STREAM_GET_META,        /**< arg1= vlc_meta_t **       res=can fail */
     STREAM_GET_CONTENT_TYPE,    /**< arg1= char **         res=can fail */
+    STREAM_GET_SIGNAL,      /**< arg1=double *pf_quality, arg2=double *pf_strength   res=can fail */
 
     STREAM_SET_PAUSE_STATE = 0x200, /**< arg1= bool        res=can fail */
     STREAM_SET_TITLE,       /**< arg1= int          res=can fail */

src/input/input.c

@@ -2287,7 +2287,7 @@ static void UpdateGenericFromAccess( input_thread_t *p_input )
         double f_quality;
         double f_strength;
 
-        if( access_Control( p_access, ACCESS_GET_SIGNAL, &f_quality, &f_strength ) )
+        if( stream_Control( p_stream, STREAM_GET_SIGNAL, &f_quality, &f_strength ) )
             f_quality = f_strength = -1;
 
         input_SendEventSignal( p_input, f_quality, f_strength );

src/input/stream.c

@@ -616,6 +616,8 @@ static int AStreamControl( stream_t *s, int i_query, va_list args )
             return access_vaControl( p_access, ACCESS_GET_META, args );
         case STREAM_GET_CONTENT_TYPE:
             return access_vaControl( p_access, ACCESS_GET_CONTENT_TYPE, args );
+        case STREAM_GET_SIGNAL:
+            return access_vaControl( p_access, ACCESS_GET_SIGNAL, args );
 
         case STREAM_SET_PAUSE_STATE:
             return access_vaControl( p_access, ACCESS_SET_PAUSE_STATE, args );

src/input/stream_demux.c

@@ -300,6 +300,7 @@ static int DStreamControl( stream_t *s, int i_query, va_list args )
         case STREAM_GET_TITLE_INFO:
         case STREAM_GET_META:
         case STREAM_GET_CONTENT_TYPE:
+        case STREAM_GET_SIGNAL:
         case STREAM_SET_PAUSE_STATE:
         case STREAM_SET_TITLE:
         case STREAM_SET_SEEKPOINT:

src/input/stream_memory.c

@@ -125,6 +125,7 @@ static int Control( stream_t *s, int i_query, va_list args )
         case STREAM_GET_TITLE_INFO:
         case STREAM_GET_META:
         case STREAM_GET_CONTENT_TYPE:
+        case STREAM_GET_SIGNAL:
         case STREAM_SET_TITLE:
         case STREAM_SET_SEEKPOINT:
             return VLC_EGENERIC;