--- a/videoeditorengine/mp3aacManipLib/MP3Gain/src/l3sfb.cpp Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,171 +0,0 @@
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - Initial contribution
-*
-* Contributors:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-/**************************************************************************
- l3sfb.cpp - Scalefactor band (sfb) implementations for layer III.
-
- Author(s): Juha Ojanpera
- Copyright (c) 1999-2004 by Nokia Research Center, Speech and Audio Systems.
- *************************************************************************/
-
-/*-- Project Headers. --*/
-#include "mp3tables.h"
-#include "mpaud.h"
-#include "mpheader.h"
-
-/**************************************************************************
- External Objects Needed
- *************************************************************************/
-
-/**************************************************************************
- Internal Objects
- *************************************************************************/
-
-static const int16 *III_sfbOffsetLong(TMPEG_Header *header);
-
-static const int16 *III_sfbOffsetShort(TMPEG_Header *header);
-
-static const int16 *III_sfbWidthTblShort(int16 *sfb_offset, int16 *sfb_width);
-
-/**************************************************************************
- Title : III_SfbDataInit
-
- Purpose : Initializes the sfb parameters.
-
- Usage : III_SfbDataInit(sfbData, header)
-
- Input : sfbData - sfb parameters
- header - mp3 header parameters
-
- Author(s) : Juha Ojanpera
- *************************************************************************/
-
-void
-III_SfbDataInit(CIII_SfbData *sfbData, TMPEG_Header *header)
-{
- COPY_MEMORY(sfbData->sfbOffsetLong, III_sfbOffsetLong(header),
- (MAX_LONG_SFB_BANDS + 1) * sizeof(int16));
-
- sfbData->sfbLong = sfbData->sfbOffsetLong;
-
- COPY_MEMORY(sfbData->sfbOffsetShort, III_sfbOffsetShort(header),
- (MAX_SHORT_SFB_BANDS + 1) * sizeof(int16));
-
- sfbData->sfbShort = sfbData->sfbOffsetShort;
-
- COPY_MEMORY(sfbData->sfbWidthShort,
- III_sfbWidthTblShort(sfbData->sfbShort, sfbData->sfbWidthShort),
- (MAX_SHORT_SFB_BANDS + 1) * sizeof(int16));
-
- sfbData->sfbWidth = sfbData->sfbWidthShort;
-
- sfbData->bandLimit = MAX_MONO_SAMPLES;
-}
-
-/**************************************************************************
- Title : III_BandLimit
-
- Purpose : Saves the bandlimit value for Huffman decoding.
-
- Usage : III_BandLimit(sfbData, decim_factor)
-
- Input : sfbData - sfb parameters
- binLimit - number of spectral bins to be decoded from each channel
-
- Author(s) : Juha Ojanpera
- *************************************************************************/
-
-void
-III_BandLimit(CIII_SfbData *sfbData, uint16 binLimit)
-{
- sfbData->bandLimit = binLimit;
-}
-
-
-/**************************************************************************
- Title : III_sfbOffsetLong
-
- Purpose : Obtains the scalefactor table for long blocks.
-
- Usage : y = III_sfbOffsetLong(header)
-
- Input : header - mp3 header parameters
-
- Output : y - scalefactor boundaries for long blocks
-
- Author(s) : Juha Ojanpera
- *************************************************************************/
-
-const int16 *
-III_sfbOffsetLong(TMPEG_Header *header)
-{
- int16 fidx, mp25idx = (int16) (6 * mp25version(header));
-
- fidx = (int16) (mp25idx + 3 * version(header) + sfreq(header));
-
- return (&sfBandIndex[fidx].l[0]);
-}
-
-
-/**************************************************************************
- Title : III_sfbOffsetShort
-
- Purpose : Obtains the scalefactor table for short blocks.
-
- Usage : y = III_sfbOffsetShort(header)
-
- Input : header - mp3 header parameters
-
- Output : y - scalefactor boundaries for short blocks
-
- Author(s) : Juha Ojanpera
- *************************************************************************/
-
-const int16 *
-III_sfbOffsetShort(TMPEG_Header *header)
-{
- int16 mp25idx = (int16) (6 * mp25version(header));
-
- return (&sfBandIndex[mp25idx + 3 * version(header) + sfreq(header)].s[0]);
-}
-
-
-/**************************************************************************
- Title : III_sfbWidthTblShort
-
- Purpose : Obtains the scalefactor width table for short blocks.
-
- Usage : y = III_sfbWidthTblShort(sfb_offset, sfb_width)
-
- Input : sfb_offset - offset table of short blocks
- sfb_width - address of buffer to receive the sfb widths
-
- Output : y - sfb width table for short blocks
-
- Author(s) : Juha Ojanpera
- *************************************************************************/
-
-const int16 *
-III_sfbWidthTblShort(int16 *sfb_offset, int16 *sfb_width)
-{
- for(int16 i = 0; i < MAX_SHORT_SFB_BANDS; i++)
- sfb_width[i] = (int16) (sfb_offset[i + 1] - sfb_offset[i]);
-
- return (sfb_width);
-}