FreeCalypso > hg > gsm-codec-lib

changeset 354:e4ce7972737f

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libtwamr: add DHF tables
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 05 May 2024 21:34:23 +0000
parents b252d74da6c6
children 9beb01439a90
files libtwamr/Makefile libtwamr/dhf_tables.c libtwamr/tw_amr.h
diffstat 3 files changed, 335 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/libtwamr/Makefile	Sun May 05 21:32:59 2024 +0000
+++ b/libtwamr/Makefile	Sun May 05 21:34:23 2024 +0000
@@ -4,10 +4,10 @@
 	bitno.o bits2prm.o c1035pf.o c2_11pf.o c2_9pf.o c3_14pf.o c4_17pf.o \
 	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 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 reorder.o s10_8pf.o set_sign.o \
-	sqrt_l.o tls_flags.o window.o
+	d_gain_p.o d_plsf.o d_plsf_3.o d_plsf_5.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 reorder.o s10_8pf.o \
+	set_sign.o sqrt_l.o tls_flags.o window.o
 HDRS=	namespace.h
 LIB=	libtwamr.a
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtwamr/dhf_tables.c	Sun May 05 21:34:23 2024 +0000
@@ -0,0 +1,315 @@
+/*
+ * This module holds const data tables of all supported DHFs:
+ * 8 per-mode DHFs for AMR plus the different DHF for GSM-EFR.
+ */
+
+#include "tw_amr.h"
+
+const int16_t amr_dhf_mr475[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x009D,
+    0x001C,
+    0x0066,
+    0x0000,
+    0x0003,
+    0x0028,
+    0x000F,
+    0x0038,
+    0x0001,
+    0x000F,
+    0x0031,
+    0x0002,
+    0x0008,
+    0x000F,
+    0x0026,
+    0x0003
+};
+
+const int16_t amr_dhf_mr515[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x009D,
+    0x001C,
+    0x0066,
+    0x0000,
+    0x0003,
+    0x0037,
+    0x000F,
+    0x0000,
+    0x0003,
+    0x0005,
+    0x000F,
+    0x0037,
+    0x0003,
+    0x0037,
+    0x000F,
+    0x0023,
+    0x0003,
+    0x001F
+};
+
+const int16_t amr_dhf_mr59[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x00E3,
+    0x002F,
+    0x00BD,
+    0x0000,
+    0x0003,
+    0x0037,
+    0x000F,
+    0x0001,
+    0x0003,
+    0x000F,
+    0x0060,
+    0x00F9,
+    0x0003,
+    0x0037,
+    0x000F,
+    0x0000,
+    0x0003,
+    0x0037
+};
+
+const int16_t amr_dhf_mr67[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x00E3,
+    0x002F,
+    0x00BD,
+    0x0002,
+    0x0007,
+    0x0000,
+    0x000F,
+    0x0098,
+    0x0007,
+    0x0061,
+    0x0060,
+    0x05C5,
+    0x0007,
+    0x0000,
+    0x000F,
+    0x0318,
+    0x0007,
+    0x0000
+};
+
+const int16_t amr_dhf_mr74[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x00E3,
+    0x002F,
+    0x00BD,
+    0x0006,
+    0x000F,
+    0x0000,
+    0x001B,
+    0x0208,
+    0x000F,
+    0x0062,
+    0x0060,
+    0x1BA6,
+    0x000F,
+    0x0000,
+    0x001B,
+    0x0006,
+    0x000F,
+    0x0000
+};
+
+const int16_t amr_dhf_mr795[AMR_MAX_PRM] =
+{
+    0x00C2,
+    0x00E3,
+    0x002F,
+    0x00BD,
+    0x0006,
+    0x000F,
+    0x000A,
+    0x0000,
+    0x0039,
+    0x1C08,
+    0x0007,
+    0x000A,
+    0x000B,
+    0x0063,
+    0x11A6,
+    0x000F,
+    0x0001,
+    0x0000,
+    0x0039,
+    0x09A0,
+    0x000F,
+    0x0002,
+    0x0001
+};
+
+const int16_t amr_dhf_mr102[AMR_MAX_PRM] =
+{
+    0x00F8,
+    0x00E3,
+    0x002F,
+    0x0045,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x001B,
+    0x0000,
+    0x0001,
+    0x0000,
+    0x0001,
+    0x0326,
+    0x00CE,
+    0x007E,
+    0x0051,
+    0x0062,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x015A,
+    0x0359,
+    0x0076,
+    0x0000,
+    0x001B,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x017C,
+    0x0215,
+    0x0038,
+    0x0030
+};
+
+const int16_t amr_dhf_mr122[AMR_MAX_PRM] =
+{
+    0x0004,
+    0x002A,
+    0x00DB,
+    0x0096,
+    0x002A,
+    0x0156,
+    0x000B,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0000,
+    0x0036,
+    0x000B,
+    0x0000,
+    0x000F,
+    0x000E,
+    0x000C,
+    0x000D,
+    0x0000,
+    0x0001,
+    0x0005,
+    0x0007,
+    0x0001,
+    0x0008,
+    0x0024,
+    0x0000,
+    0x0001,
+    0x0000,
+    0x0005,
+    0x0006,
+    0x0001,
+    0x0002,
+    0x0004,
+    0x0007,
+    0x0004,
+    0x0002,
+    0x0003,
+    0x0036,
+    0x000B,
+    0x0000,
+    0x0002,
+    0x0004,
+    0x0000,
+    0x0003,
+    0x0006,
+    0x0001,
+    0x0007,
+    0x0006,
+    0x0005,
+    0x0000
+};
+
+const int16_t amr_dhf_gsmefr[AMR_MAX_PRM] =
+{
+        0x0004,                 /* LPC 1 */
+        0x002f,                 /* LPC 2 */
+        0x00b4,                 /* LPC 3 */
+        0x0090,                 /* LPC 4 */
+        0x003e,                 /* LPC 5 */
+
+        0x0156,                 /* LTP-LAG 1 */
+        0x000b,                 /* LTP-GAIN 1 */
+        0x0000,                 /* PULSE 1_1 */
+        0x0001,                 /* PULSE 1_2 */
+        0x000f,                 /* PULSE 1_3 */
+        0x0001,                 /* PULSE 1_4 */
+        0x000d,                 /* PULSE 1_5 */
+        0x0000,                 /* PULSE 1_6 */
+        0x0003,                 /* PULSE 1_7 */
+        0x0000,                 /* PULSE 1_8 */
+        0x0003,                 /* PULSE 1_9 */
+        0x0000,                 /* PULSE 1_10 */
+        0x0003,                 /* FCB-GAIN 1 */
+
+        0x0036,                 /* LTP-LAG 2 */
+        0x0001,                 /* LTP-GAIN 2 */
+        0x0008,                 /* PULSE 2_1 */
+        0x0008,                 /* PULSE 2_2 */
+        0x0005,                 /* PULSE 2_3 */
+        0x0008,                 /* PULSE 2_4 */
+        0x0001,                 /* PULSE 2_5 */
+        0x0000,                 /* PULSE 2_6 */
+        0x0000,                 /* PULSE 2_7 */
+        0x0001,                 /* PULSE 2_8 */
+        0x0001,                 /* PULSE 2_9 */
+        0x0000,                 /* PULSE 2_10 */
+        0x0000,                 /* FCB-GAIN 2 */
+
+        0x0156,                 /* LTP-LAG 3 */
+        0x0000,                 /* LTP-GAIN 3 */
+        0x0000,                 /* PULSE 3_1 */
+        0x0000,                 /* PULSE 3_2 */
+        0x0000,                 /* PULSE 3_3 */
+        0x0000,                 /* PULSE 3_4 */
+        0x0000,                 /* PULSE 3_5 */
+        0x0000,                 /* PULSE 3_6 */
+        0x0000,                 /* PULSE 3_7 */
+        0x0000,                 /* PULSE 3_8 */
+        0x0000,                 /* PULSE 3_9 */
+        0x0000,                 /* PULSE 3_10 */
+        0x0000,                 /* FCB-GAIN 3 */
+
+        0x0036,                 /* LTP-LAG 4 */
+        0x000b,                 /* LTP-GAIN 4 */
+        0x0000,                 /* PULSE 4_1 */
+        0x0000,                 /* PULSE 4_2 */
+        0x0000,                 /* PULSE 4_3 */
+        0x0000,                 /* PULSE 4_4 */
+        0x0000,                 /* PULSE 4_5 */
+        0x0000,                 /* PULSE 4_6 */
+        0x0000,                 /* PULSE 4_7 */
+        0x0000,                 /* PULSE 4_8 */
+        0x0000,                 /* PULSE 4_9 */
+        0x0000,                 /* PULSE 4_10 */
+        0x0000                  /* FCB-GAIN 4 */
+};
--- a/libtwamr/tw_amr.h	Sun May 05 21:32:59 2024 +0000
+++ b/libtwamr/tw_amr.h	Sun May 05 21:34:23 2024 +0000
@@ -94,4 +94,20 @@
 int amr_frame_from_tseq(const uint16_t *cod, int use_rxtype,
 			struct amr_param_frame *frame);
 
+/* stateless functions and const data for DHF detection */
+
+int amr_check_dhf(const struct amr_param_frame *frame, int first_sub_only);
+
+void amr_dhf_subst_efr(struct amr_param_frame *frame);
+
+extern const int16_t amr_dhf_mr475[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr515[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr59[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr67[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr74[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr795[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr102[AMR_MAX_PRM];
+extern const int16_t amr_dhf_mr122[AMR_MAX_PRM];
+extern const int16_t amr_dhf_gsmefr[AMR_MAX_PRM];
+
 #endif	/* include guard */