remove AnyAnnexB helper

(cherry picked from commit d1631827dc)

modules/packetizer/hxxx_nal.h

@@ -299,11 +299,11 @@ static inline bool hxxx_annexb_iterate_next( hxxx_iterator_ctx_t *p_ctx, const u
     if( !p_ctx->p_head )
         return false;
 
-    p_ctx->p_head = startcode_FindAnyAnnexB( p_ctx->p_head, p_ctx->p_tail );
+    p_ctx->p_head = startcode_FindAnnexB( p_ctx->p_head, p_ctx->p_tail );
     if( !p_ctx->p_head )
         return false;
 
-    const uint8_t *p_end = startcode_FindAnyAnnexB( p_ctx->p_head + 3, p_ctx->p_tail );
+    const uint8_t *p_end = startcode_FindAnnexB( p_ctx->p_head + 3, p_ctx->p_tail );
     if( !p_end )
         p_end = p_ctx->p_tail;
 

modules/packetizer/startcode_helper.h

@@ -143,23 +143,6 @@ static inline const uint8_t * startcode_FindAnnexB( const uint8_t *p, const uint
     return NULL;
 }
 
-/* Special variation to return on prefix only and no data */
-static inline const uint8_t * startcode_FindAnyAnnexB( const uint8_t *p, const uint8_t *end )
-{
-    size_t i_size = end - p;
-    if( i_size <= 4 )
-    {
-        if( i_size == 4 )
-        {
-            TRY_MATCH(p, 0);
-        }
-        else  if ( i_size == 3 && p[0] == 0 && p[1] == 0 && p[2] == 1 )
-             return p;
-        return NULL;
-    }
-    else return startcode_FindAnnexB( p, end );
-}
-
 #undef TRY_MATCH
 
 #endif