Update Lua LTC decoder (API change in d7dc224d)

diff --git a/scripts/ltc_reader.lua b/scripts/ltc_reader.lua
index ffa17e7d080ad9cd28f8d238c50c0ec21cde05af..b86dc009efdd74c4d834826a8b0a511ef8e0641b 100644 (file)
--- a/scripts/ltc_reader.lua
+++ b/scripts/ltc_reader.lua
@@ -22,14 +22,14 @@ function dsp_run (ins, outs, n_samples)
        if ins[1] ~= outs[1] then
                ARDOUR.DSP.copy_vector (outs[1]:offset (0), ins[1]:offset (0), n_samples)
        end
-       ltc_reader:write (ins[1]:offset (0), n_samples, -1)
+       ltc_reader:write (ins[1]:offset (0), n_samples, 0)
        timeout = timeout + n_samples
        local to_ui = self:shmem():to_int(0):array()
        local rv
        repeat
                local tc
-               rv, tc =  ltc_reader:read (0, 0, 0, 0)
-               if rv then
+               rv, tc = ltc_reader:read (0, 0, 0, 0)
+               if rv >= 0 then
                        timeout = 0
                        self:shmem():atomic_set_int (0, 1)
                        self:shmem():atomic_set_int (1, tc[1])
@@ -38,7 +38,7 @@ function dsp_run (ins, outs, n_samples)
                        self:shmem():atomic_set_int (4, tc[4])
                        self:queue_draw ()
                end
-       until not rv
+       until rv < 0
        if timeout > samplerate then
                if 0 ~= self:shmem():atomic_get_int (0) then
                        self:shmem():atomic_set_int (0, 0)