quite a lot of stuff, can't list them all here (approaching 1.9)

2026-07-29 16:29:17 +02:00 · 2026-04-25 18:13:09 +02:00
parent d79c238924
commit 4b904bc720
20 changed files with 639 additions and 628 deletions
@@ -0,0 +1,95 @@
+_Rtp_oda_id = nil
+_Ertp_oda_id = nil
+_Rtp_toggle = false
+_Ertp_toggle = false
+
+--- Size: 15 bytes
+local USERDATA_RTP_OFFSET = 259
+
+local function init_rtp()
+    if _Rtp_oda_id == nil then
+        _Rtp_oda_id = ext.register_oda(11, false, 0x4BD7, 0, false)
+        ext.set_oda_handler(_Rtp_oda_id, function ()
+            local b = (_Rtp_toggle and 1 or 0) << 4 | string.byte(userdata.get_offset(USERDATA_RTP_OFFSET, 1)) << 3
+            local data_0 = userdata.get_offset(USERDATA_RTP_OFFSET+1, 3)
+            local data_1 = userdata.get_offset(USERDATA_RTP_OFFSET+4, 3)
+            b = b | (string.byte(data_0, 1) & 0xf8) >> 3
+
+            local c = (string.byte(data_0, 1) & 0x7) << 13
+            c = c | (string.byte(data_0, 2) & 0x3f) << 7
+            c = c | (string.byte(data_0, 3) & 0x3f) << 1
+            c = c | (string.byte(data_1, 1) & 0xe0) >> 5
+
+            local d = (string.byte(data_1, 1) & 0x1f) << 11
+            d = d | (string.byte(data_1, 2) & 0x3f) << 5
+            d = d | (string.byte(data_1, 3) & 0x1f)
+
+            return true, b, c, d
+        end)
+    end
+end
+
+local function init_ertp()
+    if _Ertp_oda_id == nil then
+        _Ertp_oda_id = ext.register_oda(12, false, 0x4BD8, 0, false)
+        ext.set_oda_handler(_Ertp_oda_id, function ()
+            local b = (_Ertp_toggle and 1 or 0) << 4 | string.byte(userdata.get_offset(USERDATA_RTP_OFFSET+7, 1)) << 3
+            local data_0 = userdata.get_offset(USERDATA_RTP_OFFSET+8, 3)
+            local data_1 = userdata.get_offset(USERDATA_RTP_OFFSET+11, 3)
+            b = b | (string.byte(data_0, 1) & 0xf8) >> 3
+
+            local c = (string.byte(data_0, 1) & 0x7) << 13
+            c = c | (string.byte(data_0, 2) & 0x3f) << 7
+            c = c | (string.byte(data_0, 3) & 0x3f) << 1
+            c = c | (string.byte(data_1, 1) & 0xe0) >> 5
+
+            local d = (string.byte(data_1, 1) & 0x1f) << 11
+            d = d | (string.byte(data_1, 2) & 0x3f) << 5
+            d = d | (string.byte(data_1, 3) & 0x1f)
+
+            return true, b, c, d
+        end)
+    end
+end
+
+function rds.ext.set_rtp_meta(ertp, running)
+    if ertp then
+        if running and _Ertp_oda_id == nil then init_ertp() end
+        userdata.set_offset(USERDATA_RTP_OFFSET+7, 1, string.char(running and 1 or 0))
+    else
+        if running and _Rtp_oda_id == nil then init_rtp() end
+        userdata.set_offset(USERDATA_RTP_OFFSET, 1, string.char(running and 1 or 0))
+    end
+end
+function rds.ext.get_rtp_meta(ertp)
+    local offset = ertp and (USERDATA_RTP_OFFSET+7) or USERDATA_RTP_OFFSET
+    return string.byte(userdata.get_offset(offset, 1)) ~= 0
+end
+function rds.ext.toggle_rtp(ertp)
+    if ertp then _Ertp_toggle = not _Ertp_toggle
+    else _Rtp_toggle = not _Rtp_toggle end
+end
+
+function rds.ext.set_rtplus_tags(ertp, t1, s1, l1, t2, s2, l2)
+    rds.ext.set_rtp_meta(ertp, true)
+    rds.ext.toggle_rtp(ertp)
+    userdata.set_offset(ertp and (USERDATA_RTP_OFFSET+8) or (USERDATA_RTP_OFFSET+1), 6, string.char(t1, s1, l1, t2, s2, l2))
+end
+function rds.ext.get_rtplus_tags(ertp)
+    return string.byte(userdata.get_offset(ertp and (USERDATA_RTP_OFFSET+8) or (USERDATA_RTP_OFFSET+1), 6), 1, 6)
+end
+
+function unregister_rtp(ertp)
+    if ertp and _Ertp_oda_id ~= nil then
+        ext.unregister_oda(_Ertp_oda_id)
+        _Ertp_oda_id = nil
+    elseif _Rtp_oda_id ~= nil then
+        ext.unregister_oda(_Rtp_oda_id)
+        _Rtp_oda_id = nil
+    end
+end
+
+table.insert(hooks.on_state, function ()
+    if rds.ext.get_rtp_meta(false) then init_rtp() end
+    if rds.ext.get_rtp_meta(true) then init_ertp() end
+end)