Initial check in of stagefright software AAC decoder based on PV source code.

1 files changed, 144 insertions, 0 deletions

diff --git a/media/libstagefright/codecs/aacdec/calc_sbr_envelope.h b/media/libstagefright/codecs/aacdec/calc_sbr_envelope.h
new file mode 100644
index 0000000..2a6ae57
--- /dev/null
+++ b/media/libstagefright/codecs/aacdec/calc_sbr_envelope.h
@@ -0,0 +1,144 @@
+/* ------------------------------------------------------------------
+ * 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.
+ * -------------------------------------------------------------------
+ */
+/*
+
+ Filename: calc_sbr_envelope.h
+ Funtions:
+    get_dse
+
+------------------------------------------------------------------------------
+ REVISION HISTORY
+
+
+ Who:                                   Date: MM/DD/YYYY
+ Description:
+------------------------------------------------------------------------------
+SC 29 Software Copyright Licencing Disclaimer:
+
+This software module was originally developed by
+  Coding Technologies
+
+and edited by
+  -
+
+in the course of development of the ISO/IEC 13818-7 and ISO/IEC 14496-3
+standards for reference purposes and its performance may not have been
+optimized. This software module is an implementation of one or more tools as
+specified by the ISO/IEC 13818-7 and ISO/IEC 14496-3 standards.
+ISO/IEC gives users free license to this software module or modifications
+thereof for use in products claiming conformance to audiovisual and
+image-coding related ITU Recommendations and/or ISO/IEC International
+Standards. ISO/IEC gives users the same free license to this software module or
+modifications thereof for research purposes and further ISO/IEC standardisation.
+Those intending to use this software module in products are advised that its
+use may infringe existing patents. ISO/IEC have no liability for use of this
+software module or modifications thereof. Copyright is not released for
+products that do not conform to audiovisual and image-coding related ITU
+Recommendations and/or ISO/IEC International Standards.
+The original developer retains full right to modify and use the code for its
+own purpose, assign or donate the code to a third party and to inhibit third
+parties from using the code for products that do not conform to audiovisual and
+image-coding related ITU Recommendations and/or ISO/IEC International Standards.
+This copyright notice must be included in all copies or derivative works.
+Copyright (c) ISO/IEC 2002.
+
+ $Id: ct_envcalc.h,v 1.3 2002/11/29 16:11:49 kaehleof Exp $
+*/
+
+/*----------------------------------------------------------------------------
+; CONTINUE ONLY IF NOT ALREADY DEFINED
+----------------------------------------------------------------------------*/
+#ifndef CALCULATE_SBR_ENVELOPE_H
+#define CALCULATE_SBR_ENVELOPE_H
+
+
+/*----------------------------------------------------------------------------
+; INCLUDES
+----------------------------------------------------------------------------*/
+#include    "s_sbr_frame_data.h"
+#include    "sbr_generate_high_freq.h"
+/*----------------------------------------------------------------------------
+; MACROS
+; Define module specific macros here
+----------------------------------------------------------------------------*/
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    /*----------------------------------------------------------------------------
+    ; DEFINES
+    ; Include all pre-processor statements here.
+    ----------------------------------------------------------------------------*/
+
+    /*----------------------------------------------------------------------------
+    ; EXTERNAL VARIABLES REFERENCES
+    ; Declare variables used in this module but defined elsewhere
+    ----------------------------------------------------------------------------*/
+
+    /*----------------------------------------------------------------------------
+    ; SIMPLE TYPEDEF'S
+    ----------------------------------------------------------------------------*/
+    /*----------------------------------------------------------------------------
+    ; ENUMERATED TYPEDEF'S
+    ----------------------------------------------------------------------------*/
+
+    /*----------------------------------------------------------------------------
+    ; STRUCTURES TYPEDEF'S
+    ----------------------------------------------------------------------------*/
+
+    /*----------------------------------------------------------------------------
+    ; GLOBAL FUNCTION DEFINITIONS
+    ; Function Prototype declaration
+    ----------------------------------------------------------------------------*/
+
+    void calc_sbr_envelope(SBR_FRAME_DATA *frameData,
+    Int32 *aBufR,
+    Int32 *aBufI,
+    Int    freqBandTable1[2][MAX_FREQ_COEFFS + 1],
+    const Int32 *nSfb,
+    Int32   freqBandTable2[MAX_NOISE_COEFFS + 1],
+    Int32   nNBands,
+    Int32   reset,
+    Int32 *degreeAlias,
+    Int32 *harm_index,
+    Int32 *phase_index,
+    Int32 hFp[64],
+    Int32 *sUp,
+    Int32 limSbc[][13],
+    Int32 *gateMode,
+#ifdef HQ_SBR
+    Int32 *fBuf_man[64],
+    Int32 *fBuf_exp[64],
+    Int32 *fBufN_man[64],
+    Int32 *fBufN_exp[64],
+#endif
+    Int32 scratch_mem[][64],
+    struct PATCH Patch,
+    Int32  sqrt_cache[][4],
+    Int32  LC_flag);
+#ifdef __cplusplus
+}
+#endif
+
+/*----------------------------------------------------------------------------
+; END
+----------------------------------------------------------------------------*/
+#endif   /*  CALCULATE_SBR_ENVELOPE_H */
+
+