# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1714960645 0
# Node ID 9aa554f8cf3981edbac052b9144d899f08b25781
# Parent  b22f13fd0f6af446a6186740fe6482716552f190
libtwamr: integrate e_homing.c

diff -r b22f13fd0f6a -r 9aa554f8cf39 libtwamr/Makefile
--- a/libtwamr/Makefile	Mon May 06 01:49:57 2024 +0000
+++ b/libtwamr/Makefile	Mon May 06 01:57:25 2024 +0000
@@ -5,9 +5,9 @@
 	c8_31pf.o c_g_aver.o calc_cor.o calc_en.o cbsearch.o convolve.o cor_h.o\
 	d1035pf.o d2_11pf.o d2_9pf.o d3_14pf.o d4_17pf.o d8_31pf.o d_gain_c.o \
 	d_gain_p.o d_plsf.o d_plsf_3.o d_plsf_5.o dec_gain.o dec_lag3.o \
-	dec_lag6.o dhf_check.o dhf_tables.o gains_tab.o gc_pred.o gmed_n.o \
-	graytab.o inv_sqrt.o log2.o lsp_lsf.o oper_32b.o pow2.o prmno.o \
-	q_plsf3_tab.o q_plsf5_tab.o qua_gain_tab.o reorder.o s10_8pf.o \
+	dec_lag6.o dhf_check.o dhf_tables.o e_homing.o gains_tab.o gc_pred.o \
+	gmed_n.o graytab.o inv_sqrt.o log2.o lsp_lsf.o oper_32b.o pow2.o \
+	prmno.o q_plsf3_tab.o q_plsf5_tab.o qua_gain_tab.o reorder.o s10_8pf.o \
 	set_sign.o sqrt_l.o tls_flags.o window.o
 HDRS=	namespace.h
 LIB=	libtwamr.a
diff -r b22f13fd0f6a -r 9aa554f8cf39 libtwamr/e_homing.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtwamr/e_homing.c	Mon May 06 01:57:25 2024 +0000
@@ -0,0 +1,70 @@
+/*
+*****************************************************************************
+*
+*      GSM AMR-NB speech codec   R98   Version 7.6.0   December 12, 2001
+*                                R99   Version 3.3.0                
+*                                REL-4 Version 4.1.0                
+*
+*****************************************************************************
+*
+*      File             : e_homing.c
+*
+*****************************************************************************
+*/
+
+/*
+*****************************************************************************
+*                         MODULE INCLUDE FILE AND VERSION ID
+*****************************************************************************
+*/
+
+#include "namespace.h"
+#include "e_homing.h"
+
+/*
+*****************************************************************************
+*                         INCLUDE FILES
+*****************************************************************************
+*/
+
+#include "typedef.h"
+#include "cnst.h"
+
+/*
+*****************************************************************************
+*                         PUBLIC PROGRAM CODE
+*****************************************************************************
+*/
+
+/*
+********************************************************************************
+*
+*     Function        : encoder_homing_frame_test
+*     In              : input_frame[]  one frame of speech samples
+*     Out             : none
+*     Calls           : none
+*     Tables          : none
+*     Compile Defines : none
+*     Return          : 0  input frame does not match the encoder homing frame pattern
+*                       1  input frame matches the encoder homing frame pattern
+*     Information     : Checks if all samples of the input frame matches the encoder
+*                       homing frame pattern, which is 0x0008 for all samples.
+*
+********************************************************************************
+*/
+
+Word16 encoder_homing_frame_test (Word16 input_frame[])
+{
+    Word16 i, j;
+
+    /* check 160 input samples for matching EHF_MASK: defined in e_homing.h */
+    for (i = 0; i < L_FRAME; i++)
+    {
+        j = input_frame[i] ^ EHF_MASK;
+
+        if (j)
+            break;
+    }
+
+    return !j;
+}
diff -r b22f13fd0f6a -r 9aa554f8cf39 libtwamr/e_homing.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtwamr/e_homing.h	Mon May 06 01:57:25 2024 +0000
@@ -0,0 +1,35 @@
+/*
+********************************************************************************
+*
+*      GSM AMR-NB speech codec   R98   Version 7.6.0   December 12, 2001
+*                                R99   Version 3.3.0                
+*                                REL-4 Version 4.1.0                
+*
+********************************************************************************
+*      File             : e_homing.h
+*      Purpose          : Definition of encoder homing frame pattern and
+*                         declaration of encoder homing function prototype.
+*
+********************************************************************************
+*/
+
+#ifndef e_homing_h
+#define e_homing_h "$Id $"
+
+/*
+*****************************************************************************
+*                         INCLUDE FILES
+*****************************************************************************
+*/
+
+#include "typedef.h"
+
+/*
+********************************************************************************
+*                         DECLARATION OF PROTOTYPES
+********************************************************************************
+*/
+
+Word16 encoder_homing_frame_test (Word16 input_frame[]);
+
+#endif
diff -r b22f13fd0f6a -r 9aa554f8cf39 libtwamr/namespace.list
--- a/libtwamr/namespace.list	Mon May 06 01:49:57 2024 +0000
+++ b/libtwamr/namespace.list	Mon May 06 01:57:25 2024 +0000
@@ -51,3 +51,4 @@
 code_8i40_31bits code_10i40_35bits search_10and8i40
 decode_2i40_9bits decode_2i40_11bits decode_3i40_14bits decode_4i40_17bits
 dec_8i40_31bits dec_10i40_35bits
+encoder_homing_frame_test