Initial check in of AMR (NB and WB) decoders based on PV source code.

1 files changed, 309 insertions, 0 deletions

diff --git a/media/libstagefright/codecs/amrnb/common/src/bitno_tab.cpp b/media/libstagefright/codecs/amrnb/common/src/bitno_tab.cpp
new file mode 100644
index 0000000..fed684d
--- /dev/null
+++ b/media/libstagefright/codecs/amrnb/common/src/bitno_tab.cpp
@@ -0,0 +1,309 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 1998-2009 PacketVideo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+/****************************************************************************************
+Portions of this file are derived from the following 3GPP standard:
+
+    3GPP TS 26.073
+    ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec
+    Available from http://www.3gpp.org
+
+(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC)
+Permission to distribute, modify and use this file under the standard license
+terms listed above has been obtained from the copyright holder.
+****************************************************************************************/
+/*
+
+ Pathname: .audio/gsm-amr/c/src/bitno_tab.c
+
+------------------------------------------------------------------------------
+ REVISION HISTORY
+
+ Description: Define "const Word16 *bitno[N_MODES]" as "const Word16 *const
+                      bitno[N_MODES]"
+
+ Description: Added #ifdef __cplusplus and removed "extern" from table
+              definition.
+
+ Description: Put "extern" back.
+
+ Who:                       Date:
+ Description:
+
+------------------------------------------------------------------------------
+ INPUT AND OUTPUT DEFINITIONS
+
+ Inputs:
+    None
+
+ Local Stores/Buffers/Pointers Needed:
+    None
+
+ Global Stores/Buffers/Pointers Needed:
+    None
+
+ Outputs:
+    None
+
+ Pointers and Buffers Modified:
+    None
+
+ Local Stores Modified:
+    None
+
+ Global Stores Modified:
+    None
+
+------------------------------------------------------------------------------
+ FUNCTION DESCRIPTION
+
+      File             : bitno.tab
+      Purpose          : Tables for bit2prm and prm2bit
+
+------------------------------------------------------------------------------
+ REQUIREMENTS
+
+ None
+
+------------------------------------------------------------------------------
+ REFERENCES
+
+ None
+
+------------------------------------------------------------------------------
+ PSEUDO-CODE
+
+
+------------------------------------------------------------------------------
+ RESOURCES USED
+   When the code is written for a specific target processor the
+     the resources used should be documented below.
+
+ STACK USAGE: [stack count for this module] + [variable to represent
+          stack usage for each subroutine called]
+
+     where: [stack usage variable] = stack usage for [subroutine
+         name] (see [filename].ext)
+
+ DATA MEMORY USED: x words
+
+ PROGRAM MEMORY USED: x words
+
+ CLOCK CYCLES: [cycle count equation for this module] + [variable
+           used to represent cycle count for each subroutine
+           called]
+
+     where: [cycle count variable] = cycle count for [subroutine
+        name] (see [filename].ext)
+
+------------------------------------------------------------------------------
+*/
+
+
+/*----------------------------------------------------------------------------
+; INCLUDES
+----------------------------------------------------------------------------*/
+#include "typedef.h"
+#include "cnst.h"   /* parameter sizes: MAX_PRM_SIZE */
+#include "mode.h"   /* N_MODES */
+#include "bitno_tab.h"
+
+
+/*--------------------------------------------------------------------------*/
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    /*----------------------------------------------------------------------------
+    ; MACROS
+    ; Define module specific macros here
+    ----------------------------------------------------------------------------*/
+
+
+    /*----------------------------------------------------------------------------
+    ; DEFINES
+    ; Include all pre-processor statements here. Include conditional
+    ; compile variables also.
+    ----------------------------------------------------------------------------*/
+
+    /*----------------------------------------------------------------------------
+    ; LOCAL FUNCTION DEFINITIONS
+    ; Function Prototype declaration
+    ----------------------------------------------------------------------------*/
+
+
+    /*----------------------------------------------------------------------------
+    ; LOCAL STORE/BUFFER/POINTER DEFINITIONS
+    ; Variable declaration - defined here and used outside this module
+    ----------------------------------------------------------------------------*/
+    /* number of parameters per modes (values must be <= MAX_PRM_SIZE!) */
+    extern const Word16 prmno[N_MODES] =
+    {
+        PRMNO_MR475,
+        PRMNO_MR515,
+        PRMNO_MR59,
+        PRMNO_MR67,
+        PRMNO_MR74,
+        PRMNO_MR795,
+        PRMNO_MR102,
+        PRMNO_MR122,
+        PRMNO_MRDTX
+    };
+
+    /* number of parameters to first subframe per modes */
+    extern const Word16 prmnofsf[N_MODES - 1] =
+    {
+        PRMNOFSF_MR475,
+        PRMNOFSF_MR515,
+        PRMNOFSF_MR59,
+        PRMNOFSF_MR67,
+        PRMNOFSF_MR74,
+        PRMNOFSF_MR795,
+        PRMNOFSF_MR102,
+        PRMNOFSF_MR122
+    };
+
+    /* parameter sizes (# of bits), one table per mode */
+    extern const Word16 bitno_MR475[PRMNO_MR475] =
+    {
+        8, 8, 7,                                 /* LSP VQ          */
+        8, 7, 2, 8,                              /* first subframe  */
+        4, 7, 2,                                 /* second subframe */
+        4, 7, 2, 8,                              /* third subframe  */
+        4, 7, 2,                                 /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR515[PRMNO_MR515] =
+    {
+        8, 8, 7,                                 /* LSP VQ          */
+        8, 7, 2, 6,                              /* first subframe  */
+        4, 7, 2, 6,                              /* second subframe */
+        4, 7, 2, 6,                              /* third subframe  */
+        4, 7, 2, 6,                              /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR59[PRMNO_MR59] =
+    {
+        8, 9, 9,                                 /* LSP VQ          */
+        8, 9, 2, 6,                              /* first subframe  */
+        4, 9, 2, 6,                              /* second subframe */
+        8, 9, 2, 6,                              /* third subframe  */
+        4, 9, 2, 6,                              /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR67[PRMNO_MR67] =
+    {
+        8, 9, 9,                                 /* LSP VQ          */
+        8, 11, 3, 7,                             /* first subframe  */
+        4, 11, 3, 7,                             /* second subframe */
+        8, 11, 3, 7,                             /* third subframe  */
+        4, 11, 3, 7,                             /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR74[PRMNO_MR74] =
+    {
+        8, 9, 9,                                 /* LSP VQ          */
+        8, 13, 4, 7,                             /* first subframe  */
+        5, 13, 4, 7,                             /* second subframe */
+        8, 13, 4, 7,                             /* third subframe  */
+        5, 13, 4, 7,                             /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR795[PRMNO_MR795] =
+    {
+        9, 9, 9,                                 /* LSP VQ          */
+        8, 13, 4, 4, 5,                          /* first subframe  */
+        6, 13, 4, 4, 5,                          /* second subframe */
+        8, 13, 4, 4, 5,                          /* third subframe  */
+        6, 13, 4, 4, 5,                          /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR102[PRMNO_MR102] =
+    {
+        8, 9, 9,                                 /* LSP VQ          */
+        8, 1, 1, 1, 1, 10, 10, 7, 7,             /* first subframe  */
+        5, 1, 1, 1, 1, 10, 10, 7, 7,             /* second subframe */
+        8, 1, 1, 1, 1, 10, 10, 7, 7,             /* third subframe  */
+        5, 1, 1, 1, 1, 10, 10, 7, 7,             /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MR122[PRMNO_MR122] =
+    {
+        7, 8, 9, 8, 6,                           /* LSP VQ          */
+        9, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5,   /* first subframe  */
+        6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5,   /* second subframe */
+        9, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5,   /* third subframe  */
+        6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5    /* fourth subframe */
+    };
+
+    extern const Word16 bitno_MRDTX[PRMNO_MRDTX] =
+    {
+        3,
+        8, 9, 9,
+        6
+    };
+
+    /* overall table with all parameter sizes for all modes */
+    extern const Word16 * const bitno[N_MODES] =
+    {
+        bitno_MR475,
+        bitno_MR515,
+        bitno_MR59,
+        bitno_MR67,
+        bitno_MR74,
+        bitno_MR795,
+        bitno_MR102,
+        bitno_MR122,
+        bitno_MRDTX
+    };
+    /*----------------------------------------------------------------------------
+    ; EXTERNAL FUNCTION REFERENCES
+    ; Declare functions defined elsewhere and referenced in this module
+    ----------------------------------------------------------------------------*/
+
+
+    /*----------------------------------------------------------------------------
+    ; EXTERNAL GLOBAL STORE/BUFFER/POINTER REFERENCES
+    ; Declare variables used in this module but defined elsewhere
+    ----------------------------------------------------------------------------*/
+
+
+    /*--------------------------------------------------------------------------*/
+#ifdef __cplusplus
+}
+#endif
+
+/*----------------------------------------------------------------------------
+; FUNCTION CODE
+----------------------------------------------------------------------------*/
+
+/*----------------------------------------------------------------------------
+; Define all local variables
+----------------------------------------------------------------------------*/
+
+
+/*----------------------------------------------------------------------------
+; Function body here
+----------------------------------------------------------------------------*/
+
+
+/*----------------------------------------------------------------------------
+; Return nothing or data or data pointer
+----------------------------------------------------------------------------*/
+
+