1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 /**************************************************************************** 19 SC 29 Software Copyright Licencing Disclaimer: 20 21 This software module was originally developed by 22 Coding Technologies 23 24 and edited by 25 - 26 27 in the course of development of the ISO/IEC 13818-7 and ISO/IEC 14496-3 28 standards for reference purposes and its performance may not have been 29 optimized. This software module is an implementation of one or more tools as 30 specified by the ISO/IEC 13818-7 and ISO/IEC 14496-3 standards. 31 ISO/IEC gives users free license to this software module or modifications 32 thereof for use in products claiming conformance to audiovisual and 33 image-coding related ITU Recommendations and/or ISO/IEC International 34 Standards. ISO/IEC gives users the same free license to this software module or 35 modifications thereof for research purposes and further ISO/IEC standardisation. 36 Those intending to use this software module in products are advised that its 37 use may infringe existing patents. ISO/IEC have no liability for use of this 38 software module or modifications thereof. Copyright is not released for 39 products that do not conform to audiovisual and image-coding related ITU 40 Recommendations and/or ISO/IEC International Standards. 41 The original developer retains full right to modify and use the code for its 42 own purpose, assign or donate the code to a third party and to inhibit third 43 parties from using the code for products that do not conform to audiovisual and 44 image-coding related ITU Recommendations and/or ISO/IEC International Standards. 45 This copyright notice must be included in all copies or derivative works. 46 Copyright (c) ISO/IEC 2003. 47 *******************************************************************************/ 48 /* 49 */ 50 #ifndef PS_CONSTANTS_H 51 #define PS_CONSTANTS_H 52 53 54 #define NO_SUB_QMF_CHANNELS 12 55 #define NO_QMF_CHANNELS_IN_HYBRID 3 56 #define NO_QMF_CHANNELS 64 57 #define NO_ALLPASS_CHANNELS 23 58 #define NO_DELAY_CHANNELS (NO_QMF_CHANNELS-NO_ALLPASS_CHANNELS) 59 #define DELAY_ALLPASS 2 60 #define SHORT_DELAY_START 12 61 #define SHORT_DELAY 1 62 #define LONG_DELAY 14 63 #define NO_QMF_ALLPASS_CHANNELS (NO_ALLPASS_CHANNELS-NO_QMF_CHANNELS_IN_HYBRID) 64 #define NO_QMF_ICC_CHANNELS (NO_QMF_ALLPASS_CHANNELS+NO_DELAY_CHANNELS) 65 #define HYBRIDGROUPS 8 66 #define DECAY_CUTOFF 3 67 #define NO_SERIAL_ALLPASS_LINKS 3 68 #define MAX_NO_PS_ENV 5 69 #define NEGATE_IPD_MASK ( 0x00001000 ) 70 #define NO_BINS ( 20 ) 71 #define NO_HI_RES_BINS ( 34 ) 72 #define NO_LOW_RES_BINS ( NO_IID_BINS / 2 ) 73 #define NO_IID_BINS ( NO_BINS ) 74 #define NO_ICC_BINS ( NO_BINS ) 75 #define NO_LOW_RES_IID_BINS ( NO_LOW_RES_BINS ) 76 #define NO_LOW_RES_ICC_BINS ( NO_LOW_RES_BINS ) 77 #define SUBQMF_GROUPS ( 10 ) 78 #define QMF_GROUPS ( 12 ) 79 #define NO_IID_GROUPS ( SUBQMF_GROUPS + QMF_GROUPS ) 80 #define NO_IID_STEPS ( 7 ) 81 #define NO_IID_STEPS_FINE ( 15 ) 82 #define NO_ICC_STEPS ( 8 ) 83 #define NO_IID_LEVELS ( 2 * NO_IID_STEPS + 1 ) 84 #define NO_IID_LEVELS_FINE ( 2 * NO_IID_STEPS_FINE + 1 ) 85 #define NO_ICC_LEVELS ( NO_ICC_STEPS ) 86 87 88 89 #endif /* PS_CONSTANTS_H */ 90