# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1715489316 0
# Node ID 1794bf0fbcf745796d29e8d099d8ed9a71309ad4
# Parent  1f58ba0d79a4bfed73e313dbb4c120e698a625c2
pcmu2efr: emit full PCMU input

diff -r 1f58ba0d79a4 -r 1794bf0fbcf7 .hgignore
--- a/.hgignore	Sun May 12 04:34:15 2024 +0000
+++ b/.hgignore	Sun May 12 04:48:36 2024 +0000
@@ -13,6 +13,7 @@
 ^pcmu2efr/comb-diff$
 ^pcmu2efr/comb-out$
 ^pcmu2efr/dhf-check$
+^pcmu2efr/pcmu-input$
 ^pcmu2efr/stdefr-diff$
 ^pcmu2efr/stdefr-out$
 
diff -r 1f58ba0d79a4 -r 1794bf0fbcf7 pcmu2efr/Makefile
--- a/pcmu2efr/Makefile	Sun May 12 04:34:15 2024 +0000
+++ b/pcmu2efr/Makefile	Sun May 12 04:48:36 2024 +0000
@@ -1,6 +1,7 @@
 CC=	gcc
 CFLAGS=	-O2
-PROGS=	amrefr-out comb-diff comb-out dhf-check stdefr-diff stdefr-out
+PROGS=	amrefr-out comb-diff comb-out dhf-check pcmu-input stdefr-diff \
+	stdefr-out
 
 AMREFR_OBJS=	amrefr-out.o gen-amrefr.o gen160.o seqsyncu.o ulaw-expand.o
 COMB_DIFF_OBJS=	comb-diff.o gen-amr-2fr.o gen-efr.o gen160.o seqsyncu.o \
@@ -9,6 +10,7 @@
 		ulaw-expand.o
 DHF_CHECK_OBJS=	dhf-check.o gen-amr-2fr.o gen-efr.o gen160.o seqsyncu.o \
 		ulaw-expand.o
+PCMU_IN_OBJS=	pcmu-input.o seqsyncu.o
 STDEFR_OBJS=	gen-efr.o gen160.o seqsyncu.o stdefr-out.o ulaw-expand.o
 STDEFRD_OBJS=	gen-efr.o gen160.o seqsyncu.o stdefr-diff.o ulaw-expand.o
 
@@ -26,6 +28,9 @@
 dhf-check:	${DHF_CHECK_OBJS}
 	${CC} ${CFLAGS} -o $@ ${DHF_CHECK_OBJS} -lgsmefr -ltwamr
 
+pcmu-input:	${PCMU_IN_OBJS}
+	${CC} ${CFLAGS} -o $@ ${PCMU_IN_OBJS}
+
 stdefr-diff:	${STDEFRD_OBJS}
 	${CC} ${CFLAGS} -o $@ ${STDEFRD_OBJS} -lgsmefr
 
diff -r 1f58ba0d79a4 -r 1794bf0fbcf7 pcmu2efr/pcmu-input.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pcmu2efr/pcmu-input.c	Sun May 12 04:48:36 2024 +0000
@@ -0,0 +1,38 @@
+/*
+ * This program emits the full sequence (3 EHFs and 2 copies of seqsyncu)
+ * that needs to be fed to TRAU DL input from G.711 PCMU side to perform
+ * the test of reversing the EFR variant used and finding frame sync.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+
+extern const uint8_t seqsyncu_last_frame[160];
+
+main(argc, argv)
+	char **argv;
+{
+	FILE *outf;
+	uint8_t ehf[160];
+
+	if (argc != 2) {
+		fprintf(stderr, "usage: %s pcmu-out-file\n", argv[0]);
+		exit(1);
+	}
+	outf = fopen(argv[1], "w");
+	if (!outf) {
+		perror(argv[1]);
+		exit(1);
+	}
+	memset(ehf, 0xFE, 160);
+	fwrite(ehf, 1, 160, outf);
+	fwrite(ehf, 1, 160, outf);
+	fwrite(ehf, 1, 160, outf);
+	fwrite(seqsyncu_last_frame, 1, 160, outf);
+	fwrite(seqsyncu_last_frame, 1, 160, outf);
+	fclose(outf);
+	exit(0);
+}