# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1719260142 0
# Node ID 237687e2be6cd77734a3d72cd8f7c4f60bf35c61
# Parent  45411b72b6b3f7d81d496d5d7d4b900ad3d3b349
ater: implement play internals

diff -r 45411b72b6b3 -r 237687e2be6c ater/activate.c
--- a/ater/activate.c	Mon Jun 24 18:56:05 2024 +0000
+++ b/ater/activate.c	Mon Jun 24 20:15:42 2024 +0000
@@ -90,4 +90,8 @@
 		return;
 	}
 	at->is_active = false;
+	if (at->play_buffer) {
+		free(at->play_buffer);
+		at->play_buffer = NULL;
+	}
 }
diff -r 45411b72b6b3 -r 237687e2be6c ater/submux.h
--- a/ater/submux.h	Mon Jun 24 18:56:05 2024 +0000
+++ b/ater/submux.h	Mon Jun 24 20:15:42 2024 +0000
@@ -22,6 +22,10 @@
 	bool is_efr;
 	struct osmo_trau_frame ul_frame;
 	unsigned mfrm_count;
+	uint8_t *play_buffer;
+	unsigned play_buf_total;
+	unsigned play_buf_ptr;
+	bool play_wait_align;
 };
 
 extern struct ater_subslot subslots[ATER_SUBSLOTS];
diff -r 45411b72b6b3 -r 237687e2be6c ater/tx_func.c
--- a/ater/tx_func.c	Mon Jun 24 18:56:05 2024 +0000
+++ b/ater/tx_func.c	Mon Jun 24 20:15:42 2024 +0000
@@ -12,9 +12,11 @@
 #include <osmocom/core/msgb.h>
 #include <osmocom/core/select.h>
 #include <osmocom/isdn/i460_mux.h>
+#include <osmocom/trau/trau_frame.h>
 
 #include "globals.h"
 #include "submux.h"
+#include "out_frame.h"
 
 void init_trau_ul_frame(int nr)
 {
@@ -28,6 +30,22 @@
 	memset(fr->t_bits, 1, 4);
 }
 
+static void handle_play(struct ater_subslot *at)
+{
+	if (at->play_wait_align) {
+		if (at->mfrm_count)
+			return;
+		at->play_wait_align = false;
+	}
+	trau_frame_from_record(at->play_buffer + at->play_buf_ptr * 34,
+				at->is_efr, &at->ul_frame);
+	at->play_buf_ptr++;
+	if (at->play_buf_ptr < at->play_buf_total)
+		return;
+	free(at->play_buffer);
+	at->play_buffer = NULL;
+}
+
 static void tx_service_subslot(int nr)
 {
 	struct ater_subslot *at = &subslots[nr];
@@ -37,6 +55,8 @@
 
 	if (!at->is_active)
 		return;
+	if (at->play_buffer)
+		handle_play(at);
 	at->mfrm_count++;
 	if (at->mfrm_count >= 24) {
 		at->mfrm_count = 0;