/******************************************************************************
 * $Id$
 *
 * Project:  APP ENVISAT Support
 * Purpose:  Low Level Envisat file access (read/write) API.
 * Author:   Antonio Valentino <antonio.valentino@tiscali.it>
 *
 ******************************************************************************
 * Copyright (c) 2011, Antonio Valentino
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 ****************************************************************************/

#include "cpl_string.h"
#include "records.h"

/* --- ASAR record descriptors --------------------------------------------- */
static const EnvisatFieldDescr ASAR_ANTENNA_ELEV_PATT_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"BEAM_ID", 13, EDT_Char, 3},
    {"ELEVATION_PATTERN.SLANT_RANGE_TIME", 16, EDT_Float32, 11},
    {"ELEVATION_PATTERN.ELEVATION_ANGLES", 60, EDT_Float32, 11},
    {"ELEVATION_PATTERN.ANTENNA_PATTERN", 104, EDT_Float32, 11},
    /*{"SPARE_1",                                        148, EDT_UByte, 14},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_CHIRP_PARAMS_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"BEAM_ID", 13, EDT_Char, 3},
    {"POLAR", 16, EDT_Char, 3},
    {"CHIRP_WIDTH", 19, EDT_Float32, 1},
    {"CHIRP_SIDELOBE", 23, EDT_Float32, 1},
    {"CHIRP_ISLR", 27, EDT_Float32, 1},
    {"CHIRP_PEAK_LOC", 31, EDT_Float32, 1},
    {"CHIRP_POWER", 35, EDT_Float32, 1},
    {"ELEV_CORR_FACTOR", 39, EDT_Float32, 1},
    /*{"SPARE_1",                                         43, EDT_UByte, 16},*/
    {"CAL_PULSE_INFO.1.MAX_CAL", 59, EDT_Float32, 3},
    {"CAL_PULSE_INFO.1.AVG_CAL", 71, EDT_Float32, 3},
    {"CAL_PULSE_INFO.1.AVG_VAL_1A", 83, EDT_Float32, 1},
    {"CAL_PULSE_INFO.1.PHS_CAL", 87, EDT_Float32, 4},
    {"CAL_PULSE_INFO.2.MAX_CAL", 103, EDT_Float32, 3},
    {"CAL_PULSE_INFO.2.AVG_CAL", 115, EDT_Float32, 3},
    {"CAL_PULSE_INFO.2.AVG_VAL_1A", 127, EDT_Float32, 1},
    {"CAL_PULSE_INFO.2.PHS_CAL", 131, EDT_Float32, 4},
    {"CAL_PULSE_INFO.3.MAX_CAL", 147, EDT_Float32, 3},
    {"CAL_PULSE_INFO.3.AVG_CAL", 159, EDT_Float32, 3},
    {"CAL_PULSE_INFO.3.AVG_VAL_1A", 171, EDT_Float32, 1},
    {"CAL_PULSE_INFO.3.PHS_CAL", 175, EDT_Float32, 4},
    {"CAL_PULSE_INFO.4.MAX_CAL", 191, EDT_Float32, 3},
    {"CAL_PULSE_INFO.4.AVG_CAL", 203, EDT_Float32, 3},
    {"CAL_PULSE_INFO.4.AVG_VAL_1A", 215, EDT_Float32, 1},
    {"CAL_PULSE_INFO.4.PHS_CAL", 219, EDT_Float32, 4},
    {"CAL_PULSE_INFO.5.MAX_CAL", 235, EDT_Float32, 3},
    {"CAL_PULSE_INFO.5.AVG_CAL", 247, EDT_Float32, 3},
    {"CAL_PULSE_INFO.5.AVG_VAL_1A", 259, EDT_Float32, 1},
    {"CAL_PULSE_INFO.5.PHS_CAL", 263, EDT_Float32, 4},
    {"CAL_PULSE_INFO.6.MAX_CAL", 279, EDT_Float32, 3},
    {"CAL_PULSE_INFO.6.AVG_CAL", 291, EDT_Float32, 3},
    {"CAL_PULSE_INFO.6.AVG_VAL_1A", 303, EDT_Float32, 1},
    {"CAL_PULSE_INFO.6.PHS_CAL", 307, EDT_Float32, 4},
    {"CAL_PULSE_INFO.7.MAX_CAL", 323, EDT_Float32, 3},
    {"CAL_PULSE_INFO.7.AVG_CAL", 335, EDT_Float32, 3},
    {"CAL_PULSE_INFO.7.AVG_VAL_1A", 347, EDT_Float32, 1},
    {"CAL_PULSE_INFO.7.PHS_CAL", 351, EDT_Float32, 4},
    {"CAL_PULSE_INFO.8.MAX_CAL", 367, EDT_Float32, 3},
    {"CAL_PULSE_INFO.8.AVG_CAL", 379, EDT_Float32, 3},
    {"CAL_PULSE_INFO.8.AVG_VAL_1A", 391, EDT_Float32, 1},
    {"CAL_PULSE_INFO.8.PHS_CAL", 395, EDT_Float32, 4},
    {"CAL_PULSE_INFO.9.MAX_CAL", 411, EDT_Float32, 3},
    {"CAL_PULSE_INFO.9.AVG_CAL", 423, EDT_Float32, 3},
    {"CAL_PULSE_INFO.9.AVG_VAL_1A", 435, EDT_Float32, 1},
    {"CAL_PULSE_INFO.9.PHS_CAL", 439, EDT_Float32, 4},
    {"CAL_PULSE_INFO.10.MAX_CAL", 455, EDT_Float32, 3},
    {"CAL_PULSE_INFO.10.AVG_CAL", 467, EDT_Float32, 3},
    {"CAL_PULSE_INFO.10.AVG_VAL_1A", 479, EDT_Float32, 1},
    {"CAL_PULSE_INFO.10.PHS_CAL", 483, EDT_Float32, 4},
    {"CAL_PULSE_INFO.11.MAX_CAL", 499, EDT_Float32, 3},
    {"CAL_PULSE_INFO.11.AVG_CAL", 511, EDT_Float32, 3},
    {"CAL_PULSE_INFO.11.AVG_VAL_1A", 523, EDT_Float32, 1},
    {"CAL_PULSE_INFO.11.PHS_CAL", 527, EDT_Float32, 4},
    {"CAL_PULSE_INFO.12.MAX_CAL", 543, EDT_Float32, 3},
    {"CAL_PULSE_INFO.12.AVG_CAL", 555, EDT_Float32, 3},
    {"CAL_PULSE_INFO.12.AVG_VAL_1A", 567, EDT_Float32, 1},
    {"CAL_PULSE_INFO.12.PHS_CAL", 571, EDT_Float32, 4},
    {"CAL_PULSE_INFO.13.MAX_CAL", 587, EDT_Float32, 3},
    {"CAL_PULSE_INFO.13.AVG_CAL", 599, EDT_Float32, 3},
    {"CAL_PULSE_INFO.13.AVG_VAL_1A", 611, EDT_Float32, 1},
    {"CAL_PULSE_INFO.13.PHS_CAL", 615, EDT_Float32, 4},
    {"CAL_PULSE_INFO.14.MAX_CAL", 631, EDT_Float32, 3},
    {"CAL_PULSE_INFO.14.AVG_CAL", 643, EDT_Float32, 3},
    {"CAL_PULSE_INFO.14.AVG_VAL_1A", 655, EDT_Float32, 1},
    {"CAL_PULSE_INFO.14.PHS_CAL", 659, EDT_Float32, 4},
    {"CAL_PULSE_INFO.15.MAX_CAL", 675, EDT_Float32, 3},
    {"CAL_PULSE_INFO.15.AVG_CAL", 687, EDT_Float32, 3},
    {"CAL_PULSE_INFO.15.AVG_VAL_1A", 699, EDT_Float32, 1},
    {"CAL_PULSE_INFO.15.PHS_CAL", 703, EDT_Float32, 4},
    {"CAL_PULSE_INFO.16.MAX_CAL", 719, EDT_Float32, 3},
    {"CAL_PULSE_INFO.16.AVG_CAL", 731, EDT_Float32, 3},
    {"CAL_PULSE_INFO.16.AVG_VAL_1A", 743, EDT_Float32, 1},
    {"CAL_PULSE_INFO.16.PHS_CAL", 747, EDT_Float32, 4},
    {"CAL_PULSE_INFO.17.MAX_CAL", 763, EDT_Float32, 3},
    {"CAL_PULSE_INFO.17.AVG_CAL", 775, EDT_Float32, 3},
    {"CAL_PULSE_INFO.17.AVG_VAL_1A", 787, EDT_Float32, 1},
    {"CAL_PULSE_INFO.17.PHS_CAL", 791, EDT_Float32, 4},
    {"CAL_PULSE_INFO.18.MAX_CAL", 807, EDT_Float32, 3},
    {"CAL_PULSE_INFO.18.AVG_CAL", 819, EDT_Float32, 3},
    {"CAL_PULSE_INFO.18.AVG_VAL_1A", 831, EDT_Float32, 1},
    {"CAL_PULSE_INFO.18.PHS_CAL", 835, EDT_Float32, 4},
    {"CAL_PULSE_INFO.19.MAX_CAL", 851, EDT_Float32, 3},
    {"CAL_PULSE_INFO.19.AVG_CAL", 863, EDT_Float32, 3},
    {"CAL_PULSE_INFO.19.AVG_VAL_1A", 875, EDT_Float32, 1},
    {"CAL_PULSE_INFO.19.PHS_CAL", 879, EDT_Float32, 4},
    {"CAL_PULSE_INFO.20.MAX_CAL", 895, EDT_Float32, 3},
    {"CAL_PULSE_INFO.20.AVG_CAL", 907, EDT_Float32, 3},
    {"CAL_PULSE_INFO.20.AVG_VAL_1A", 919, EDT_Float32, 1},
    {"CAL_PULSE_INFO.20.PHS_CAL", 923, EDT_Float32, 4},
    {"CAL_PULSE_INFO.21.MAX_CAL", 939, EDT_Float32, 3},
    {"CAL_PULSE_INFO.21.AVG_CAL", 951, EDT_Float32, 3},
    {"CAL_PULSE_INFO.21.AVG_VAL_1A", 963, EDT_Float32, 1},
    {"CAL_PULSE_INFO.21.PHS_CAL", 967, EDT_Float32, 4},
    {"CAL_PULSE_INFO.22.MAX_CAL", 983, EDT_Float32, 3},
    {"CAL_PULSE_INFO.22.AVG_CAL", 995, EDT_Float32, 3},
    {"CAL_PULSE_INFO.22.AVG_VAL_1A", 1007, EDT_Float32, 1},
    {"CAL_PULSE_INFO.22.PHS_CAL", 1011, EDT_Float32, 4},
    {"CAL_PULSE_INFO.23.MAX_CAL", 1027, EDT_Float32, 3},
    {"CAL_PULSE_INFO.23.AVG_CAL", 1039, EDT_Float32, 3},
    {"CAL_PULSE_INFO.23.AVG_VAL_1A", 1051, EDT_Float32, 1},
    {"CAL_PULSE_INFO.23.PHS_CAL", 1055, EDT_Float32, 4},
    {"CAL_PULSE_INFO.24.MAX_CAL", 1071, EDT_Float32, 3},
    {"CAL_PULSE_INFO.24.AVG_CAL", 1083, EDT_Float32, 3},
    {"CAL_PULSE_INFO.24.AVG_VAL_1A", 1095, EDT_Float32, 1},
    {"CAL_PULSE_INFO.24.PHS_CAL", 1099, EDT_Float32, 4},
    {"CAL_PULSE_INFO.25.MAX_CAL", 1115, EDT_Float32, 3},
    {"CAL_PULSE_INFO.25.AVG_CAL", 1127, EDT_Float32, 3},
    {"CAL_PULSE_INFO.25.AVG_VAL_1A", 1139, EDT_Float32, 1},
    {"CAL_PULSE_INFO.25.PHS_CAL", 1143, EDT_Float32, 4},
    {"CAL_PULSE_INFO.26.MAX_CAL", 1159, EDT_Float32, 3},
    {"CAL_PULSE_INFO.26.AVG_CAL", 1171, EDT_Float32, 3},
    {"CAL_PULSE_INFO.26.AVG_VAL_1A", 1183, EDT_Float32, 1},
    {"CAL_PULSE_INFO.26.PHS_CAL", 1187, EDT_Float32, 4},
    {"CAL_PULSE_INFO.27.MAX_CAL", 1203, EDT_Float32, 3},
    {"CAL_PULSE_INFO.27.AVG_CAL", 1215, EDT_Float32, 3},
    {"CAL_PULSE_INFO.27.AVG_VAL_1A", 1227, EDT_Float32, 1},
    {"CAL_PULSE_INFO.27.PHS_CAL", 1231, EDT_Float32, 4},
    {"CAL_PULSE_INFO.28.MAX_CAL", 1247, EDT_Float32, 3},
    {"CAL_PULSE_INFO.28.AVG_CAL", 1259, EDT_Float32, 3},
    {"CAL_PULSE_INFO.28.AVG_VAL_1A", 1271, EDT_Float32, 1},
    {"CAL_PULSE_INFO.28.PHS_CAL", 1275, EDT_Float32, 4},
    {"CAL_PULSE_INFO.29.MAX_CAL", 1291, EDT_Float32, 3},
    {"CAL_PULSE_INFO.29.AVG_CAL", 1303, EDT_Float32, 3},
    {"CAL_PULSE_INFO.29.AVG_VAL_1A", 1315, EDT_Float32, 1},
    {"CAL_PULSE_INFO.29.PHS_CAL", 1319, EDT_Float32, 4},
    {"CAL_PULSE_INFO.30.MAX_CAL", 1335, EDT_Float32, 3},
    {"CAL_PULSE_INFO.30.AVG_CAL", 1347, EDT_Float32, 3},
    {"CAL_PULSE_INFO.30.AVG_VAL_1A", 1359, EDT_Float32, 1},
    {"CAL_PULSE_INFO.30.PHS_CAL", 1363, EDT_Float32, 4},
    {"CAL_PULSE_INFO.31.MAX_CAL", 1379, EDT_Float32, 3},
    {"CAL_PULSE_INFO.31.AVG_CAL", 1391, EDT_Float32, 3},
    {"CAL_PULSE_INFO.31.AVG_VAL_1A", 1403, EDT_Float32, 1},
    {"CAL_PULSE_INFO.31.PHS_CAL", 1407, EDT_Float32, 4},
    {"CAL_PULSE_INFO.32.MAX_CAL", 1423, EDT_Float32, 3},
    {"CAL_PULSE_INFO.32.AVG_CAL", 1435, EDT_Float32, 3},
    {"CAL_PULSE_INFO.32.AVG_VAL_1A", 1447, EDT_Float32, 1},
    {"CAL_PULSE_INFO.32.PHS_CAL", 1451, EDT_Float32, 4},
    /*{"SPARE_2",                                       1467, EDT_UByte, 16},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_DOP_CENTROID_COEFFS_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"SLANT_RANGE_TIME", 13, EDT_Float32, 1},
    {"DOP_COEF", 17, EDT_Float32, 5},
    {"DOP_CONF", 37, EDT_Float32, 1},
    {"DOP_CONF_BELOW_THRESH_FLAG", 41, EDT_UByte, 1},
    {"DELTA_DOPP_COEFF", 42, EDT_Int16, 5},
    /*{"SPARE_1",                                         52, EDT_UByte, 3},*/
    {NULL, 0, EDT_Unknown, 0}};

#if 0  /* Unused */
static const EnvisatFieldDescr ASAR_GEOLOCATION_GRID_ADSR[] = {
    {"FIRST_ZERO_DOPPLER_TIME",                            0, EDT_MJD,         1},
    {"ATTACH_FLAG",                                       12, EDT_UByte,       1},
    {"LINE_NUM",                                          13, EDT_UInt32,      1},
    {"NUM_LINES",                                         17, EDT_UInt32,      1},
    {"SUB_SAT_TRACK",                                     21, EDT_Float32,     1},
    {"FIRST_LINE_TIE_POINTS.SAMP_NUMBERS",                25, EDT_UInt32,     11},
    {"FIRST_LINE_TIE_POINTS.SLANT_RANGE_TIMES",           69, EDT_Float32,    11},
    {"FIRST_LINE_TIE_POINTS.ANGLES",                     113, EDT_Float32,    11},
    {"FIRST_LINE_TIE_POINTS.LATS",                       157, EDT_Int32,      11},
    {"FIRST_LINE_TIE_POINTS.LONGS",                      201, EDT_Int32,      11},
    /*{"SPARE_1",                                        245, EDT_UByte,      22},*/
    {"LAST_ZERO_DOPPLER_TIME",                           267, EDT_MJD,         1},
    {"LAST_LINE_TIE_POINTS.SAMP_NUMBERS",                279, EDT_UInt32,     11},
    {"LAST_LINE_TIE_POINTS.SLANT_RANGE_TIMES",           323, EDT_Float32,    11},
    {"LAST_LINE_TIE_POINTS.ANGLES",                      367, EDT_Float32,    11},
    {"LAST_LINE_TIE_POINTS.LATS",                        411, EDT_Int32,      11},
    {"LAST_LINE_TIE_POINTS.LONGS",                       455, EDT_Int32,      11},
    /*{"SPARE_2",                                        499, EDT_UByte,      22},*/
    {NULL,                                                 0, EDT_Unknown,     0}
};
#endif /* Unused */

static const EnvisatFieldDescr ASAR_MAIN_PROCESSING_PARAMS_ADSR[] = {
    {"FIRST_ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"LAST_ZERO_DOPPLER_TIME", 13, EDT_MJD, 1},
    {"WORK_ORDER_ID", 25, EDT_Char, 12},
    {"TIME_DIFF", 37, EDT_Float32, 1},
    {"SWATH_ID", 41, EDT_Char, 3},
    {"RANGE_SPACING", 44, EDT_Float32, 1},
    {"AZIMUTH_SPACING", 48, EDT_Float32, 1},
    {"LINE_TIME_INTERVAL", 52, EDT_Float32, 1},
    {"NUM_OUTPUT_LINES", 56, EDT_UInt32, 1},
    {"NUM_SAMPLES_PER_LINE", 60, EDT_UInt32, 1},
    {"DATA_TYPE", 64, EDT_Char, 5},
    /*{"SPARE_1",                                         69, EDT_UByte, 51},*/
    {"DATA_ANALYSIS_FLAG", 120, EDT_UByte, 1},
    {"ANT_ELEV_CORR_FLAG", 121, EDT_UByte, 1},
    {"CHIRP_EXTRACT_FLAG", 122, EDT_UByte, 1},
    {"SRGR_FLAG", 123, EDT_UByte, 1},
    {"DOP_CEN_FLAG", 124, EDT_UByte, 1},
    {"DOP_AMB_FLAG", 125, EDT_UByte, 1},
    {"RANGE_SPREAD_COMP_FLAG", 126, EDT_UByte, 1},
    {"DETECTED_FLAG", 127, EDT_UByte, 1},
    {"LOOK_SUM_FLAG", 128, EDT_UByte, 1},
    {"RMS_EQUAL_FLAG", 129, EDT_UByte, 1},
    {"ANT_SCAL_FLAG", 130, EDT_UByte, 1},
    {"VGA_COM_ECHO_FLAG", 131, EDT_UByte, 1},
    {"VGA_COM_PULSE_2_FLAG", 132, EDT_UByte, 1},
    {"VGA_COM_PULSE_ZERO_FLAG", 133, EDT_UByte, 1},
    {"INV_FILT_COMP_FLAG", 134, EDT_UByte, 1},
    /*{"SPARE_2",                                        135, EDT_UByte, 6},*/
    {"RAW_DATA_ANALYSIS.1.NUM_GAPS", 141, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.NUM_MISSING_LINES", 145, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.RANGE_SAMP_SKIP", 149, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.RANGE_LINES_SKIP", 153, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_I_BIAS", 157, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_Q_BIAS", 161, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_I_STD_DEV", 165, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_Q_STD_DEV", 169, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_GAIN", 173, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_QUAD", 177, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_MAX", 181, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_MIN", 185, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_MAX", 189, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_MIN", 193, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_MIN", 197, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_MAX", 201, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_MIN", 205, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_MAX", 209, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_FLAG", 213, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_FLAG", 214, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_FLAG", 215, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_FLAG", 216, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.USED_I_BIAS", 217, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_Q_BIAS", 221, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_GAIN", 225, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_QUAD", 229, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.NUM_GAPS", 233, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.NUM_MISSING_LINES", 237, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.RANGE_SAMP_SKIP", 241, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.RANGE_LINES_SKIP", 245, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_I_BIAS", 249, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_Q_BIAS", 253, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_I_STD_DEV", 257, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_Q_STD_DEV", 261, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_GAIN", 265, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_QUAD", 269, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_MAX", 273, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_MIN", 277, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_MAX", 281, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_MIN", 285, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_MIN", 289, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_MAX", 293, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_MIN", 297, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_MAX", 301, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_FLAG", 305, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_FLAG", 306, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_FLAG", 307, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_FLAG", 308, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.USED_I_BIAS", 309, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_Q_BIAS", 313, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_GAIN", 317, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_QUAD", 321, EDT_Float32, 1},
    /*{"SPARE_3",                                        325, EDT_UByte, 32},*/
    {"START_TIME.1.FIRST_OBT", 357, EDT_UInt32, 2},
    {"START_TIME.1.FIRST_MJD", 365, EDT_MJD, 1},
    {"START_TIME.2.FIRST_OBT", 377, EDT_UInt32, 2},
    {"START_TIME.2.FIRST_MJD", 385, EDT_MJD, 1},
    {"PARAMETER_CODES.FIRST_SWST_CODE", 397, EDT_UInt16, 5},
    {"PARAMETER_CODES.LAST_SWST_CODE", 407, EDT_UInt16, 5},
    {"PARAMETER_CODES.PRI_CODE", 417, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_PULSE_LEN_CODE", 427, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_BW_CODE", 437, EDT_UInt16, 5},
    {"PARAMETER_CODES.ECHO_WIN_LEN_CODE", 447, EDT_UInt16, 5},
    {"PARAMETER_CODES.UP_CODE", 457, EDT_UInt16, 5},
    {"PARAMETER_CODES.DOWN_CODE", 467, EDT_UInt16, 5},
    {"PARAMETER_CODES.RESAMP_CODE", 477, EDT_UInt16, 5},
    {"PARAMETER_CODES.BEAM_ADJ_CODE", 487, EDT_UInt16, 5},
    {"PARAMETER_CODES.BEAM_SET_NUM_CODE", 497, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_MONITOR_CODE", 507, EDT_UInt16, 5},
    /*{"SPARE_4",                                        517, EDT_UByte, 60},*/
    {"ERROR_COUNTERS.NUM_ERR_SWST", 577, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_PRI", 581, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_TX_PULSE_LEN", 585, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_TX_PULSE_BW", 589, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_ECHO_WIN_LEN", 593, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_UP", 597, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_DOWN", 601, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_RESAMP", 605, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_BEAM_ADJ", 609, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_BEAM_SET_NUM", 613, EDT_UInt32, 1},
    /*{"SPARE_5",                                        617, EDT_UByte, 26},*/
    {"IMAGE_PARAMETERS.FIRST_SWST_VALUE", 643, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.LAST_SWST_VALUE", 663, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.SWST_CHANGES", 683, EDT_UInt32, 5},
    {"IMAGE_PARAMETERS.PRF_VALUE", 703, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.TX_PULSE_LEN_VALUE", 723, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.TX_PULSE_BW_VALUE", 743, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.ECHO_WIN_LEN_VALUE", 763, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.UP_VALUE", 783, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.DOWN_VALUE", 803, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.RESAMP_VALUE", 823, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.BEAM_ADJ_VALUE", 843, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.BEAM_SET_VALUE", 863, EDT_UInt16, 5},
    {"IMAGE_PARAMETERS.TX_MONITOR_VALUE", 873, EDT_Float32, 5},
    /*{"SPARE_6",                                        893, EDT_UByte, 82},*/
    {"FIRST_PROC_RANGE_SAMP", 975, EDT_UInt32, 1},
    {"RANGE_REF", 979, EDT_Float32, 1},
    {"RANGE_SAMP_RATE", 983, EDT_Float32, 1},
    {"RADAR_FREQ", 987, EDT_Float32, 1},
    {"NUM_LOOKS_RANGE", 991, EDT_UInt16, 1},
    {"FILTER_WINDOW", 993, EDT_Char, 7},
    {"WINDOW_COEF_RANGE", 1000, EDT_Float32, 1},
    {"BANDWIDTH.LOOK_BW_RANGE", 1004, EDT_Float32, 5},
    {"BANDWIDTH.TOT_BW_RANGE", 1024, EDT_Float32, 5},
    {"NOMINAL_CHIRP.1.NOM_CHIRP_AMP", 1044, EDT_Float32, 4},
    {"NOMINAL_CHIRP.1.NOM_CHIRP_PHS", 1060, EDT_Float32, 4},
    {"NOMINAL_CHIRP.2.NOM_CHIRP_AMP", 1076, EDT_Float32, 4},
    {"NOMINAL_CHIRP.2.NOM_CHIRP_PHS", 1092, EDT_Float32, 4},
    {"NOMINAL_CHIRP.3.NOM_CHIRP_AMP", 1108, EDT_Float32, 4},
    {"NOMINAL_CHIRP.3.NOM_CHIRP_PHS", 1124, EDT_Float32, 4},
    {"NOMINAL_CHIRP.4.NOM_CHIRP_AMP", 1140, EDT_Float32, 4},
    {"NOMINAL_CHIRP.4.NOM_CHIRP_PHS", 1156, EDT_Float32, 4},
    {"NOMINAL_CHIRP.5.NOM_CHIRP_AMP", 1172, EDT_Float32, 4},
    {"NOMINAL_CHIRP.5.NOM_CHIRP_PHS", 1188, EDT_Float32, 4},
    /*{"SPARE_7",                                       1204, EDT_UByte, 60},*/
    {"NUM_LINES_PROC", 1264, EDT_UInt32, 1},
    {"NUM_LOOK_AZ", 1268, EDT_UInt16, 1},
    {"LOOK_BW_AZ", 1270, EDT_Float32, 1},
    {"TO_BW_AZ", 1274, EDT_Float32, 1},
    {"FILTER_AZ", 1278, EDT_Char, 7},
    {"FILTER_COEF_AZ", 1285, EDT_Float32, 1},
    {"AZ_FM_RATE", 1289, EDT_Float32, 3},
    {"AX_FM_ORIGIN", 1301, EDT_Float32, 1},
    {"DOP_AMB_CONF", 1305, EDT_Float32, 1},
    /*{"SPARE_8",                                       1309, EDT_UByte, 68},*/
    {"CALIBRATION_FACTORS.1.PROC_SCALING_FACT", 1377, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.1.EXT_CAL_FACT", 1381, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.2.PROC_SCALING_FACT", 1385, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.2.EXT_CAL_FACT", 1389, EDT_Float32, 1},
    {"NOISE_ESTIMATION.NOISE_POWER_CORR", 1393, EDT_Float32, 5},
    {"NOISE_ESTIMATION.NUM_NOISE_LINES", 1413, EDT_UInt32, 5},
    /*{"SPARE_9",                                       1433, EDT_UByte, 76},*/
    {"OUTPUT_STATISTICS.1.OUT_MEAN", 1509, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_IMAG_MEAN", 1513, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_STD_DEV", 1517, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_IMAG_STD_DEV", 1521, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_MEAN", 1525, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_IMAG_MEAN", 1529, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_STD_DEV", 1533, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_IMAG_STD_DEV", 1537, EDT_Float32, 1},
    /*{"SPARE_10",                                      1541, EDT_UByte, 52},*/
    {"ECHO_COMP", 1593, EDT_Char, 4},
    {"ECHO_COMP_RATIO", 1597, EDT_Char, 3},
    {"INIT_CAL_COMP", 1600, EDT_Char, 4},
    {"INIT_CAL_RATIO", 1604, EDT_Char, 3},
    {"PER_CAL_COMP", 1607, EDT_Char, 4},
    {"PER_CAL_RATIO", 1611, EDT_Char, 3},
    {"NOISE_COMP", 1614, EDT_Char, 4},
    {"NOISE_COMP_RATIO", 1618, EDT_Char, 3},
    /*{"SPARE_11",                                      1621, EDT_UByte, 64},*/
    {"BEAM_MERGE_SL_RANGE", 1685, EDT_UInt32, 4},
    {"BEAM_MERGE_ALG_PARAM", 1701, EDT_Float32, 4},
    {"LINES_PER_BURST", 1717, EDT_UInt32, 5},
    /*{"SPARE_12",                                      1737, EDT_UByte, 28},*/
    {"ORBIT_STATE_VECTORS.1.STATE_VECT_TIME_1", 1765, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.1.X_POS_1", 1777, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Y_POS_1", 1781, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Z_POS_1", 1785, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.X_VEL_1", 1789, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Y_VEL_1", 1793, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Z_VEL_1", 1797, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.STATE_VECT_TIME_1", 1801, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.2.X_POS_1", 1813, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Y_POS_1", 1817, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Z_POS_1", 1821, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.X_VEL_1", 1825, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Y_VEL_1", 1829, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Z_VEL_1", 1833, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.STATE_VECT_TIME_1", 1837, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.3.X_POS_1", 1849, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Y_POS_1", 1853, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Z_POS_1", 1857, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.X_VEL_1", 1861, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Y_VEL_1", 1865, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Z_VEL_1", 1869, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.STATE_VECT_TIME_1", 1873, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.4.X_POS_1", 1885, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Y_POS_1", 1889, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Z_POS_1", 1893, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.X_VEL_1", 1897, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Y_VEL_1", 1901, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Z_VEL_1", 1905, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.STATE_VECT_TIME_1", 1909, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.5.X_POS_1", 1921, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Y_POS_1", 1925, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Z_POS_1", 1929, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.X_VEL_1", 1933, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Y_VEL_1", 1937, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Z_VEL_1", 1941, EDT_Int32, 1},
    /*{"SPARE_13",                                      1945, EDT_UByte, 64},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_MAP_PROJECTION_GADS[] = {
    {"MAP_DESCRIPTOR", 0, EDT_Char, 32},
    {"SAMPLES", 32, EDT_UInt32, 1},
    {"LINES", 36, EDT_UInt32, 1},
    {"SAMPLE_SPACING", 40, EDT_Float32, 1},
    {"LINE_SPACING", 44, EDT_Float32, 1},
    {"ORIENTATION", 48, EDT_Float32, 1},
    /*{"SPARE_1",                                         52, EDT_UByte, 40},*/
    {"HEADING", 92, EDT_Float32, 1},
    {"ELLIPSOID_NAME", 96, EDT_Char, 32},
    {"SEMI_MAJOR", 128, EDT_Float32, 1},
    {"SEMI_MINOR", 132, EDT_Float32, 1},
    {"SHIFT_DX", 136, EDT_Float32, 1},
    {"SHIFT_DY", 140, EDT_Float32, 1},
    {"SHIFT_DZ", 144, EDT_Float32, 1},
    {"AVG_HEIGHT", 148, EDT_Float32, 1},
    /*{"SPARE_2",                                        152, EDT_UByte, 12},*/
    {"PROJECTION_DESCRIPTION", 164, EDT_Char, 32},
    {"UTM_DESCRIPTOR", 196, EDT_Char, 32},
    {"UTM_ZONE", 228, EDT_Char, 4},
    {"UTM_ORIGIN_EASTING", 232, EDT_Float32, 1},
    {"UTM_ORIGIN_NORTHING", 236, EDT_Float32, 1},
    {"UTM_CENTER_LONG", 240, EDT_Int32, 1},
    {"UTM_CENTER_LAT", 244, EDT_Int32, 1},
    {"UTM_PARA1", 248, EDT_Float32, 1},
    {"UTM_PARA2", 252, EDT_Float32, 1},
    {"UTM_SCALE", 256, EDT_Float32, 1},
    {"UPS_DESCRIPTOR", 260, EDT_Char, 32},
    {"UPS_CENTER_LONG", 292, EDT_Int32, 1},
    {"UPS_CENTER_LAT", 296, EDT_Int32, 1},
    {"UPS_SCALE", 300, EDT_Float32, 1},
    {"NSP_DESCRIPTOR", 304, EDT_Char, 32},
    {"ORIGIN_EASTING", 336, EDT_Float32, 1},
    {"ORIGIN_NORTHING", 340, EDT_Float32, 1},
    {"CENTER_LONG", 344, EDT_Int32, 1},
    {"CENTER_LAT", 348, EDT_Int32, 1},
    {"STANDARD_PARALLEL_PARAMETERS.PARA1", 352, EDT_Float32, 1},
    {"STANDARD_PARALLEL_PARAMETERS.PARA2", 356, EDT_Float32, 1},
    {"STANDARD_PARALLEL_PARAMETERS.PARA3", 360, EDT_Float32, 1},
    {"STANDARD_PARALLEL_PARAMETERS.PARA4", 364, EDT_Float32, 1},
    {"CENTRAL_MERIDIAN_PARAMETERS.CENTRAL_M1", 368, EDT_Float32, 1},
    {"CENTRAL_MERIDIAN_PARAMETERS.CENTRAL_M2", 372, EDT_Float32, 1},
    {"CENTRAL_MERIDIAN_PARAMETERS.CENTRAL_M3", 376, EDT_Float32, 1},
    /*{"PROJECTION_PARAMETERS.SPARE_3",                  380, EDT_UByte, 16},*/
    {"POSITION_NORTHINGS_EASTINGS.TL_NORTHING", 396, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.TL_EASTING", 400, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.TR_NORTHING", 404, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.TR_EASTING", 408, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.BR_NORTHING", 412, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.BR_EASTING", 416, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.BL_NORTHING", 420, EDT_Float32, 1},
    {"POSITION_NORTHINGS_EASTINGS.BL_EASTING", 424, EDT_Float32, 1},
    {"POSITION_LAT_LONG.TL_LAT", 428, EDT_Int32, 1},
    {"POSITION_LAT_LONG.TL_LONG", 432, EDT_Int32, 1},
    {"POSITION_LAT_LONG.TR_LAT", 436, EDT_Int32, 1},
    {"POSITION_LAT_LONG.TR_LONG", 440, EDT_Int32, 1},
    {"POSITION_LAT_LONG.BR_LAT", 444, EDT_Int32, 1},
    {"POSITION_LAT_LONG.BR_LONG", 448, EDT_Int32, 1},
    {"POSITION_LAT_LONG.BL_LAT", 452, EDT_Int32, 1},
    {"POSITION_LAT_LONG.BL_LONG", 456, EDT_Int32, 1},
    /*{"SPARE_4",                                        460, EDT_UByte, 32},*/
    {"IMAGE_TO_MAP_COEFS", 492, EDT_Float32, 8},
    {"MAP_TO_IMAGE_COEFS", 524, EDT_Float32, 8},
    /*{"SPARE_5",                                        556, EDT_UByte, 35},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_SQ_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"INPUT_MEAN_FLAG", 13, EDT_UByte, 1},
    {"INPUT_STD_DEV_FLAG", 14, EDT_UByte, 1},
    {"INPUT_GAPS_FLAG", 15, EDT_UByte, 1},
    {"INPUT_MISSING_LINES_FLAG", 16, EDT_UByte, 1},
    {"DOP_CEN_FLAG", 17, EDT_UByte, 1},
    {"DOP_AMB_FLAG", 18, EDT_UByte, 1},
    {"OUTPUT_MEAN_FLAG", 19, EDT_UByte, 1},
    {"OUTPUT_STD_DEV_FLAG", 20, EDT_UByte, 1},
    {"CHIRP_FLAG", 21, EDT_UByte, 1},
    {"MISSING_DATA_SETS_FLAG", 22, EDT_UByte, 1},
    {"INVALID_DOWNLINK_FLAG", 23, EDT_UByte, 1},
    /*{"SPARE_1",                                         24, EDT_UByte, 7},*/
    {"THRESH_CHIRP_BROADENING", 31, EDT_Float32, 1},
    {"THRESH_CHIRP_SIDELOBE", 35, EDT_Float32, 1},
    {"THRESH_CHIRP_ISLR", 39, EDT_Float32, 1},
    {"THRESH_INPUT_MEAN", 43, EDT_Float32, 1},
    {"EXP_INPUT_MEAN", 47, EDT_Float32, 1},
    {"THRESH_INPUT_STD_DEV", 51, EDT_Float32, 1},
    {"EXP_INPUT_STD_DEV", 55, EDT_Float32, 1},
    {"THRESH_DOP_CEN", 59, EDT_Float32, 1},
    {"THRESH_DOP_AMB", 63, EDT_Float32, 1},
    {"THRESH_OUTPUT_MEAN", 67, EDT_Float32, 1},
    {"EXP_OUTPUT_MEAN", 71, EDT_Float32, 1},
    {"THRESH_OUTPUT_STD_DEV", 75, EDT_Float32, 1},
    {"EXP_OUTPUT_STD_DEV", 79, EDT_Float32, 1},
    {"THRESH_INPUT_MISSING_LINES", 83, EDT_Float32, 1},
    {"THRESH_INPUT_GAPS", 87, EDT_Float32, 1},
    {"LINES_PER_GAPS", 91, EDT_UInt32, 1},
    /*{"SPARE_2",                                         95, EDT_UByte, 15},*/
    {"INPUT_MEAN", 110, EDT_Float32, 2},
    {"INPUT_STD_DEV", 118, EDT_Float32, 2},
    {"NUM_GAPS", 126, EDT_Float32, 1},
    {"NUM_MISSING_LINES", 130, EDT_Float32, 1},
    {"OUTPUT_MEAN", 134, EDT_Float32, 2},
    {"OUTPUT_STD_DEV", 142, EDT_Float32, 2},
    {"TOT_ERRORS", 150, EDT_UInt32, 1},
    /*{"SPARE_3",                                        154, EDT_UByte, 16},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_SR_GR_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"SLANT_RANGE_TIME", 13, EDT_Float32, 1},
    {"GROUND_RANGE_ORIGIN", 17, EDT_Float32, 1},
    {"SRGR_COEFF", 21, EDT_Float32, 5},
    /*{"SPARE_1",                                         41, EDT_UByte, 14},*/
    {NULL, 0, EDT_Unknown, 0}};

#if 0  /* Unused */
static const EnvisatFieldDescr ASAR_GEOLOCATION_ADSR[] = {
    {"ZERO_DOPPLER_TIME",                                  0, EDT_MJD,         1},
    {"ATTACH_FLAG",                                       12, EDT_UByte,       1},
    {"CENTER_LAT",                                        13, EDT_Int32,       1},
    {"CENTER_LONG",                                       17, EDT_Int32,       1},
    /*{"SPARE_1",                                         21, EDT_UByte,       4},*/
    {NULL,                                                 0, EDT_Unknown,     0}
};
#endif /* Unused */

static const EnvisatFieldDescr ASAR_PROCESSING_PARAMS_ADSR[] = {
    {"FIRST_ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"LAST_ZERO_DOPPLER_TIME", 13, EDT_MJD, 1},
    {"WORK_ORDER_ID", 25, EDT_Char, 12},
    {"TIME_DIFF", 37, EDT_Float32, 1},
    {"SWATH_ID", 41, EDT_Char, 3},
    {"RANGE_SPACING", 44, EDT_Float32, 1},
    {"AZIMUTH_SPACING", 48, EDT_Float32, 1},
    {"LINE_TIME_INTERVAL", 52, EDT_Float32, 1},
    {"NUM_OUTPUT_LINES", 56, EDT_UInt32, 1},
    {"NUM_SAMPLES_PER_LINE", 60, EDT_UInt32, 1},
    {"DATA_TYPE", 64, EDT_Char, 5},
    /*{"SPARE_1",                                         69, EDT_UByte, 51},*/
    {"DATA_ANALYSIS_FLAG", 120, EDT_UByte, 1},
    {"ANT_ELEV_CORR_FLAG", 121, EDT_UByte, 1},
    {"CHIRP_EXTRACT_FLAG", 122, EDT_UByte, 1},
    {"SRGR_FLAG", 123, EDT_UByte, 1},
    {"DOP_CEN_FLAG", 124, EDT_UByte, 1},
    {"DOP_AMB_FLAG", 125, EDT_UByte, 1},
    {"RANGE_SPREAD_COMP_FLAG", 126, EDT_UByte, 1},
    {"DETECTED_FLAG", 127, EDT_UByte, 1},
    {"LOOK_SUM_FLAG", 128, EDT_UByte, 1},
    {"RMS_EQUAL_FLAG", 129, EDT_UByte, 1},
    {"ANT_SCAL_FLAG", 130, EDT_UByte, 1},
    /*{"SPARE_2",                                        131, EDT_UByte, 10},*/
    {"RAW_DATA_ANALYSIS.1.NUM_GAPS", 141, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.NUM_MISSING_LINES", 145, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.RANGE_SAMP_SKIP", 149, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.RANGE_LINES_SKIP", 153, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_I_BIAS", 157, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_Q_BIAS", 161, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_I_STD_DEV", 165, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_Q_STD_DEV", 169, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_GAIN", 173, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.CALC_QUAD", 177, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_MAX", 181, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_MIN", 185, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_MAX", 189, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_MIN", 193, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_MIN", 197, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_MAX", 201, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_MIN", 205, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_MAX", 209, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.I_BIAS_FLAG", 213, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.Q_BIAS_FLAG", 214, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.GAIN_FLAG", 215, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.QUAD_FLAG", 216, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.1.USED_I_BIAS", 217, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_Q_BIAS", 221, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_GAIN", 225, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.1.USED_QUAD", 229, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.NUM_GAPS", 233, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.NUM_MISSING_LINES", 237, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.RANGE_SAMP_SKIP", 241, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.RANGE_LINES_SKIP", 245, EDT_UInt32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_I_BIAS", 249, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_Q_BIAS", 253, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_I_STD_DEV", 257, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_Q_STD_DEV", 261, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_GAIN", 265, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.CALC_QUAD", 269, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_MAX", 273, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_MIN", 277, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_MAX", 281, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_MIN", 285, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_MIN", 289, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_MAX", 293, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_MIN", 297, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_MAX", 301, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.I_BIAS_FLAG", 305, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.Q_BIAS_FLAG", 306, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.GAIN_FLAG", 307, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.QUAD_FLAG", 308, EDT_UByte, 1},
    {"RAW_DATA_ANALYSIS.2.USED_I_BIAS", 309, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_Q_BIAS", 313, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_GAIN", 317, EDT_Float32, 1},
    {"RAW_DATA_ANALYSIS.2.USED_QUAD", 321, EDT_Float32, 1},
    /*{"SPARE_3",                                        325, EDT_UByte, 32},*/
    {"START_TIME.1.FIRST_OBT", 357, EDT_UInt32, 2},
    {"START_TIME.1.FIRST_MJD", 365, EDT_MJD, 1},
    {"START_TIME.2.FIRST_OBT", 377, EDT_UInt32, 2},
    {"START_TIME.2.FIRST_MJD", 385, EDT_MJD, 1},
    {"PARAMETER_CODES.SWST_CODE", 397, EDT_UInt16, 5},
    {"PARAMETER_CODES.LAST_SWST_CODE", 407, EDT_UInt16, 5},
    {"PARAMETER_CODES.PRI_CODE", 417, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_PULSE_LEN_CODE", 427, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_BW_CODE", 437, EDT_UInt16, 5},
    {"PARAMETER_CODES.ECHO_WIN_LEN_CODE", 447, EDT_UInt16, 5},
    {"PARAMETER_CODES.UP_CODE", 457, EDT_UInt16, 5},
    {"PARAMETER_CODES.DOWN_CODE", 467, EDT_UInt16, 5},
    {"PARAMETER_CODES.RESAMP_CODE", 477, EDT_UInt16, 5},
    {"PARAMETER_CODES.BEAM_ADJ_CODE", 487, EDT_UInt16, 5},
    {"PARAMETER_CODES.BEAM_SET_NUM_CODE", 497, EDT_UInt16, 5},
    {"PARAMETER_CODES.TX_MONITOR_CODE", 507, EDT_UInt16, 5},
    /*{"SPARE_4",                                        517, EDT_UByte, 60},*/
    {"ERROR_COUNTERS.NUM_ERR_SWST", 577, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_PRI", 581, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_TX_PULSE_LEN", 585, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_TX_PULSE_BW", 589, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_ECHO_WIN_LEN", 593, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_UP", 597, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_DOWN", 601, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_RESAMP", 605, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_BEAM_ADJ", 609, EDT_UInt32, 1},
    {"ERROR_COUNTERS.NUM_ERR_BEAM_SET_NUM", 613, EDT_UInt32, 1},
    /*{"SPARE_5",                                        617, EDT_UByte, 26},*/
    {"IMAGE_PARAMETERS.SWST_VALUE", 643, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.LAST_SWST_VALUE", 663, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.SWST_CHANGES", 683, EDT_UInt32, 5},
    {"IMAGE_PARAMETERS.PRF_VALUE", 703, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.TX_PULSE_LEN_VALUE", 723, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.TX_PULSE_BW_VALUE", 743, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.ECHO_WIN_LEN_VALUE", 763, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.UP_VALUE", 783, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.DOWN_VALUE", 803, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.RESAMP_VALUE", 823, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.BEAM_ADJ_VALUE", 843, EDT_Float32, 5},
    {"IMAGE_PARAMETERS.BEAM_SET_VALUE", 863, EDT_UInt16, 5},
    {"IMAGE_PARAMETERS.TX_MONITOR_VALUE", 873, EDT_Float32, 5},
    /*{"SPARE_6",                                        893, EDT_UByte, 82},*/
    {"FIRST_PROC_RANGE_SAMP", 975, EDT_UInt32, 1},
    {"RANGE_REF", 979, EDT_Float32, 1},
    {"RANGE_SAMP_RATE", 983, EDT_Float32, 1},
    {"RADAR_FREQ", 987, EDT_Float32, 1},
    {"NUM_LOOKS_RANGE", 991, EDT_UInt16, 1},
    {"FILTER_RANGE", 993, EDT_Char, 7},
    {"FILTER_COEF_RANGE", 1000, EDT_Float32, 1},
    {"BANDWIDTH.LOOK_BW_RANGE", 1004, EDT_Float32, 5},
    {"BANDWIDTH.TOT_BW_RANGE", 1024, EDT_Float32, 5},
    {"NOMINAL_CHIRP.1.NOM_CHIRP_AMP", 1044, EDT_Float32, 4},
    {"NOMINAL_CHIRP.1.NOM_CHIRP_PHS", 1060, EDT_Float32, 4},
    {"NOMINAL_CHIRP.2.NOM_CHIRP_AMP", 1076, EDT_Float32, 4},
    {"NOMINAL_CHIRP.2.NOM_CHIRP_PHS", 1092, EDT_Float32, 4},
    {"NOMINAL_CHIRP.3.NOM_CHIRP_AMP", 1108, EDT_Float32, 4},
    {"NOMINAL_CHIRP.3.NOM_CHIRP_PHS", 1124, EDT_Float32, 4},
    {"NOMINAL_CHIRP.4.NOM_CHIRP_AMP", 1140, EDT_Float32, 4},
    {"NOMINAL_CHIRP.4.NOM_CHIRP_PHS", 1156, EDT_Float32, 4},
    {"NOMINAL_CHIRP.5.NOM_CHIRP_AMP", 1172, EDT_Float32, 4},
    {"NOMINAL_CHIRP.5.NOM_CHIRP_PHS", 1188, EDT_Float32, 4},
    /*{"SPARE_7",                                       1204, EDT_UByte, 60},*/
    {"NUM_LINES_PROC", 1264, EDT_UInt32, 1},
    {"NUM_LOOK_AZ", 1268, EDT_UInt16, 1},
    {"LOOK_BW_AZ", 1270, EDT_Float32, 1},
    {"TO_BW_AZ", 1274, EDT_Float32, 1},
    {"FILTER_AZ", 1278, EDT_Char, 7},
    {"FILTER_COEF_AZ", 1285, EDT_Float32, 1},
    {"AZ_FM_RATE", 1289, EDT_Float32, 3},
    {"AX_FM_ORIGIN", 1301, EDT_Float32, 1},
    {"DOP_AMB_CONF", 1305, EDT_Float32, 1},
    /*{"SPARE_8",                                       1309, EDT_UByte, 68},*/
    {"CALIBRATION_FACTORS.1.PROC_SCALING_FACT", 1377, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.1.EXT_CAL_FACT", 1381, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.2.PROC_SCALING_FACT", 1385, EDT_Float32, 1},
    {"CALIBRATION_FACTORS.2.EXT_CAL_FACT", 1389, EDT_Float32, 1},
    {"NOISE_ESTIMATION.NOISE_POWER_CORR", 1393, EDT_Float32, 5},
    {"NOISE_ESTIMATION.NUM_NOISE_LINES", 1413, EDT_UInt32, 5},
    /*{"SPARE_9",                                       1433, EDT_UByte, 76},*/
    {"OUTPUT_STATISTICS.1.OUT_MEAN", 1509, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_IMAG_MEAN", 1513, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_STD_DEV", 1517, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.1.OUT_IMAG_STD_DEV", 1521, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_MEAN", 1525, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_IMAG_MEAN", 1529, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_STD_DEV", 1533, EDT_Float32, 1},
    {"OUTPUT_STATISTICS.2.OUT_IMAG_STD_DEV", 1537, EDT_Float32, 1},
    /*{"SPARE_10",                                      1541, EDT_UByte, 52},*/
    {"ECHO_COMP", 1593, EDT_Char, 4},
    {"ECHO_COMP_RATIO", 1597, EDT_Char, 3},
    {"INIT_CAL_COMP", 1600, EDT_Char, 4},
    {"INIT_CAL_RATIO", 1604, EDT_Char, 3},
    {"PER_CAL_COMP", 1607, EDT_Char, 4},
    {"PER_CAL_RATIO", 1611, EDT_Char, 3},
    {"NOISE_COMP", 1614, EDT_Char, 4},
    {"NOISE_COMP_RATIO", 1618, EDT_Char, 3},
    /*{"SPARE_11",                                      1621, EDT_UByte, 64},*/
    {"BEAM_OVERLAP", 1685, EDT_UInt32, 4},
    {"LINES_PER_BURST", 1701, EDT_UInt32, 5},
    /*{"SPARE_12",                                      1721, EDT_UByte, 44},*/
    {"ORBIT_STATE_VECTORS.1.STATE_VECT_TIME_1", 1765, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.1.X_POS_1", 1777, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Y_POS_1", 1781, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Z_POS_1", 1785, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.X_VEL_1", 1789, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Y_VEL_1", 1793, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.1.Z_VEL_1", 1797, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.STATE_VECT_TIME_1", 1801, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.2.X_POS_1", 1813, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Y_POS_1", 1817, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Z_POS_1", 1821, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.X_VEL_1", 1825, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Y_VEL_1", 1829, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.2.Z_VEL_1", 1833, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.STATE_VECT_TIME_1", 1837, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.3.X_POS_1", 1849, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Y_POS_1", 1853, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Z_POS_1", 1857, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.X_VEL_1", 1861, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Y_VEL_1", 1865, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.3.Z_VEL_1", 1869, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.STATE_VECT_TIME_1", 1873, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.4.X_POS_1", 1885, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Y_POS_1", 1889, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Z_POS_1", 1893, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.X_VEL_1", 1897, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Y_VEL_1", 1901, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.4.Z_VEL_1", 1905, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.STATE_VECT_TIME_1", 1909, EDT_MJD, 1},
    {"ORBIT_STATE_VECTORS.5.X_POS_1", 1921, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Y_POS_1", 1925, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Z_POS_1", 1929, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.X_VEL_1", 1933, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Y_VEL_1", 1937, EDT_Int32, 1},
    {"ORBIT_STATE_VECTORS.5.Z_VEL_1", 1941, EDT_Int32, 1},
    /*{"SPARE_13",                                      1945, EDT_UByte, 64},*/
    {"SLANT_RANGE_TIME", 2009, EDT_Float32, 1},
    {"DOP_COEF", 2013, EDT_Float32, 5},
    {"DOP_CONF", 2033, EDT_Float32, 1},
    /*{"SPARE_14",                                      2037, EDT_UByte, 14},*/
    {"CHIRP_WIDTH", 2051, EDT_Float32, 1},
    {"CHIRP_SIDELOBE", 2055, EDT_Float32, 1},
    {"CHIRP_ISLR", 2059, EDT_Float32, 1},
    {"CHIRP_PEAK_LOC", 2063, EDT_Float32, 1},
    {"CHIRP_POWER", 2067, EDT_Float32, 1},
    {"ELEV_CORR_FACTOR", 2071, EDT_Float32, 1},
    /*{"SPARE_15",                                      2075, EDT_UByte, 16},*/
    {"CAL_INFO.1.MAX_CAL", 2091, EDT_Float32, 3},
    {"CAL_INFO.1.AVG_CAL", 2103, EDT_Float32, 3},
    {"CAL_INFO.1.AVG_VAL_1A", 2115, EDT_Float32, 1},
    {"CAL_INFO.1.PHS_CAL", 2119, EDT_Float32, 4},
    {"CAL_INFO.2.MAX_CAL", 2135, EDT_Float32, 3},
    {"CAL_INFO.2.AVG_CAL", 2147, EDT_Float32, 3},
    {"CAL_INFO.2.AVG_VAL_1A", 2159, EDT_Float32, 1},
    {"CAL_INFO.2.PHS_CAL", 2163, EDT_Float32, 4},
    {"CAL_INFO.3.MAX_CAL", 2179, EDT_Float32, 3},
    {"CAL_INFO.3.AVG_CAL", 2191, EDT_Float32, 3},
    {"CAL_INFO.3.AVG_VAL_1A", 2203, EDT_Float32, 1},
    {"CAL_INFO.3.PHS_CAL", 2207, EDT_Float32, 4},
    {"CAL_INFO.4.MAX_CAL", 2223, EDT_Float32, 3},
    {"CAL_INFO.4.AVG_CAL", 2235, EDT_Float32, 3},
    {"CAL_INFO.4.AVG_VAL_1A", 2247, EDT_Float32, 1},
    {"CAL_INFO.4.PHS_CAL", 2251, EDT_Float32, 4},
    {"CAL_INFO.5.MAX_CAL", 2267, EDT_Float32, 3},
    {"CAL_INFO.5.AVG_CAL", 2279, EDT_Float32, 3},
    {"CAL_INFO.5.AVG_VAL_1A", 2291, EDT_Float32, 1},
    {"CAL_INFO.5.PHS_CAL", 2295, EDT_Float32, 4},
    {"CAL_INFO.6.MAX_CAL", 2311, EDT_Float32, 3},
    {"CAL_INFO.6.AVG_CAL", 2323, EDT_Float32, 3},
    {"CAL_INFO.6.AVG_VAL_1A", 2335, EDT_Float32, 1},
    {"CAL_INFO.6.PHS_CAL", 2339, EDT_Float32, 4},
    {"CAL_INFO.7.MAX_CAL", 2355, EDT_Float32, 3},
    {"CAL_INFO.7.AVG_CAL", 2367, EDT_Float32, 3},
    {"CAL_INFO.7.AVG_VAL_1A", 2379, EDT_Float32, 1},
    {"CAL_INFO.7.PHS_CAL", 2383, EDT_Float32, 4},
    {"CAL_INFO.8.MAX_CAL", 2399, EDT_Float32, 3},
    {"CAL_INFO.8.AVG_CAL", 2411, EDT_Float32, 3},
    {"CAL_INFO.8.AVG_VAL_1A", 2423, EDT_Float32, 1},
    {"CAL_INFO.8.PHS_CAL", 2427, EDT_Float32, 4},
    {"CAL_INFO.9.MAX_CAL", 2443, EDT_Float32, 3},
    {"CAL_INFO.9.AVG_CAL", 2455, EDT_Float32, 3},
    {"CAL_INFO.9.AVG_VAL_1A", 2467, EDT_Float32, 1},
    {"CAL_INFO.9.PHS_CAL", 2471, EDT_Float32, 4},
    {"CAL_INFO.10.MAX_CAL", 2487, EDT_Float32, 3},
    {"CAL_INFO.10.AVG_CAL", 2499, EDT_Float32, 3},
    {"CAL_INFO.10.AVG_VAL_1A", 2511, EDT_Float32, 1},
    {"CAL_INFO.10.PHS_CAL", 2515, EDT_Float32, 4},
    {"CAL_INFO.11.MAX_CAL", 2531, EDT_Float32, 3},
    {"CAL_INFO.11.AVG_CAL", 2543, EDT_Float32, 3},
    {"CAL_INFO.11.AVG_VAL_1A", 2555, EDT_Float32, 1},
    {"CAL_INFO.11.PHS_CAL", 2559, EDT_Float32, 4},
    {"CAL_INFO.12.MAX_CAL", 2575, EDT_Float32, 3},
    {"CAL_INFO.12.AVG_CAL", 2587, EDT_Float32, 3},
    {"CAL_INFO.12.AVG_VAL_1A", 2599, EDT_Float32, 1},
    {"CAL_INFO.12.PHS_CAL", 2603, EDT_Float32, 4},
    {"CAL_INFO.13.MAX_CAL", 2619, EDT_Float32, 3},
    {"CAL_INFO.13.AVG_CAL", 2631, EDT_Float32, 3},
    {"CAL_INFO.13.AVG_VAL_1A", 2643, EDT_Float32, 1},
    {"CAL_INFO.13.PHS_CAL", 2647, EDT_Float32, 4},
    {"CAL_INFO.14.MAX_CAL", 2663, EDT_Float32, 3},
    {"CAL_INFO.14.AVG_CAL", 2675, EDT_Float32, 3},
    {"CAL_INFO.14.AVG_VAL_1A", 2687, EDT_Float32, 1},
    {"CAL_INFO.14.PHS_CAL", 2691, EDT_Float32, 4},
    {"CAL_INFO.15.MAX_CAL", 2707, EDT_Float32, 3},
    {"CAL_INFO.15.AVG_CAL", 2719, EDT_Float32, 3},
    {"CAL_INFO.15.AVG_VAL_1A", 2731, EDT_Float32, 1},
    {"CAL_INFO.15.PHS_CAL", 2735, EDT_Float32, 4},
    {"CAL_INFO.16.MAX_CAL", 2751, EDT_Float32, 3},
    {"CAL_INFO.16.AVG_CAL", 2763, EDT_Float32, 3},
    {"CAL_INFO.16.AVG_VAL_1A", 2775, EDT_Float32, 1},
    {"CAL_INFO.16.PHS_CAL", 2779, EDT_Float32, 4},
    {"CAL_INFO.17.MAX_CAL", 2795, EDT_Float32, 3},
    {"CAL_INFO.17.AVG_CAL", 2807, EDT_Float32, 3},
    {"CAL_INFO.17.AVG_VAL_1A", 2819, EDT_Float32, 1},
    {"CAL_INFO.17.PHS_CAL", 2823, EDT_Float32, 4},
    {"CAL_INFO.18.MAX_CAL", 2839, EDT_Float32, 3},
    {"CAL_INFO.18.AVG_CAL", 2851, EDT_Float32, 3},
    {"CAL_INFO.18.AVG_VAL_1A", 2863, EDT_Float32, 1},
    {"CAL_INFO.18.PHS_CAL", 2867, EDT_Float32, 4},
    {"CAL_INFO.19.MAX_CAL", 2883, EDT_Float32, 3},
    {"CAL_INFO.19.AVG_CAL", 2895, EDT_Float32, 3},
    {"CAL_INFO.19.AVG_VAL_1A", 2907, EDT_Float32, 1},
    {"CAL_INFO.19.PHS_CAL", 2911, EDT_Float32, 4},
    {"CAL_INFO.20.MAX_CAL", 2927, EDT_Float32, 3},
    {"CAL_INFO.20.AVG_CAL", 2939, EDT_Float32, 3},
    {"CAL_INFO.20.AVG_VAL_1A", 2951, EDT_Float32, 1},
    {"CAL_INFO.20.PHS_CAL", 2955, EDT_Float32, 4},
    {"CAL_INFO.21.MAX_CAL", 2971, EDT_Float32, 3},
    {"CAL_INFO.21.AVG_CAL", 2983, EDT_Float32, 3},
    {"CAL_INFO.21.AVG_VAL_1A", 2995, EDT_Float32, 1},
    {"CAL_INFO.21.PHS_CAL", 2999, EDT_Float32, 4},
    {"CAL_INFO.22.MAX_CAL", 3015, EDT_Float32, 3},
    {"CAL_INFO.22.AVG_CAL", 3027, EDT_Float32, 3},
    {"CAL_INFO.22.AVG_VAL_1A", 3039, EDT_Float32, 1},
    {"CAL_INFO.22.PHS_CAL", 3043, EDT_Float32, 4},
    {"CAL_INFO.23.MAX_CAL", 3059, EDT_Float32, 3},
    {"CAL_INFO.23.AVG_CAL", 3071, EDT_Float32, 3},
    {"CAL_INFO.23.AVG_VAL_1A", 3083, EDT_Float32, 1},
    {"CAL_INFO.23.PHS_CAL", 3087, EDT_Float32, 4},
    {"CAL_INFO.24.MAX_CAL", 3103, EDT_Float32, 3},
    {"CAL_INFO.24.AVG_CAL", 3115, EDT_Float32, 3},
    {"CAL_INFO.24.AVG_VAL_1A", 3127, EDT_Float32, 1},
    {"CAL_INFO.24.PHS_CAL", 3131, EDT_Float32, 4},
    {"CAL_INFO.25.MAX_CAL", 3147, EDT_Float32, 3},
    {"CAL_INFO.25.AVG_CAL", 3159, EDT_Float32, 3},
    {"CAL_INFO.25.AVG_VAL_1A", 3171, EDT_Float32, 1},
    {"CAL_INFO.25.PHS_CAL", 3175, EDT_Float32, 4},
    {"CAL_INFO.26.MAX_CAL", 3191, EDT_Float32, 3},
    {"CAL_INFO.26.AVG_CAL", 3203, EDT_Float32, 3},
    {"CAL_INFO.26.AVG_VAL_1A", 3215, EDT_Float32, 1},
    {"CAL_INFO.26.PHS_CAL", 3219, EDT_Float32, 4},
    {"CAL_INFO.27.MAX_CAL", 3235, EDT_Float32, 3},
    {"CAL_INFO.27.AVG_CAL", 3247, EDT_Float32, 3},
    {"CAL_INFO.27.AVG_VAL_1A", 3259, EDT_Float32, 1},
    {"CAL_INFO.27.PHS_CAL", 3263, EDT_Float32, 4},
    {"CAL_INFO.28.MAX_CAL", 3279, EDT_Float32, 3},
    {"CAL_INFO.28.AVG_CAL", 3291, EDT_Float32, 3},
    {"CAL_INFO.28.AVG_VAL_1A", 3303, EDT_Float32, 1},
    {"CAL_INFO.28.PHS_CAL", 3307, EDT_Float32, 4},
    {"CAL_INFO.29.MAX_CAL", 3323, EDT_Float32, 3},
    {"CAL_INFO.29.AVG_CAL", 3335, EDT_Float32, 3},
    {"CAL_INFO.29.AVG_VAL_1A", 3347, EDT_Float32, 1},
    {"CAL_INFO.29.PHS_CAL", 3351, EDT_Float32, 4},
    {"CAL_INFO.30.MAX_CAL", 3367, EDT_Float32, 3},
    {"CAL_INFO.30.AVG_CAL", 3379, EDT_Float32, 3},
    {"CAL_INFO.30.AVG_VAL_1A", 3391, EDT_Float32, 1},
    {"CAL_INFO.30.PHS_CAL", 3395, EDT_Float32, 4},
    {"CAL_INFO.31.MAX_CAL", 3411, EDT_Float32, 3},
    {"CAL_INFO.31.AVG_CAL", 3423, EDT_Float32, 3},
    {"CAL_INFO.31.AVG_VAL_1A", 3435, EDT_Float32, 1},
    {"CAL_INFO.31.PHS_CAL", 3439, EDT_Float32, 4},
    {"CAL_INFO.32.MAX_CAL", 3455, EDT_Float32, 3},
    {"CAL_INFO.32.AVG_CAL", 3467, EDT_Float32, 3},
    {"CAL_INFO.32.AVG_VAL_1A", 3479, EDT_Float32, 1},
    {"CAL_INFO.32.PHS_CAL", 3483, EDT_Float32, 4},
    /*{"SPARE_16",                                      3499, EDT_UByte, 16},*/
    {"FIRST_LINE_TIME", 3515, EDT_MJD, 1},
    {"FIRST_LINE_TIE_POINTS.RANGE_SAMP_NUMS_FIRST", 3527, EDT_UInt32, 3},
    {"FIRST_LINE_TIE_POINTS.SLANT_RANGE_TIMES_FIRST", 3539, EDT_Float32, 3},
    {"FIRST_LINE_TIE_POINTS.INC_ANGLES_FIRST", 3551, EDT_Float32, 3},
    {"FIRST_LINE_TIE_POINTS.LATS_FIRST", 3563, EDT_Int32, 3},
    {"FIRST_LINE_TIE_POINTS.LONGS_FIRST", 3575, EDT_Int32, 3},
    {"MID_LINE_TIME", 3587, EDT_MJD, 1},
    {"MID_RANGE_LINE_NUMS", 3599, EDT_UInt32, 1},
    {"MID_LINE_TIE_POINTS.RANGE_SAMP_NUMS_MID", 3603, EDT_UInt32, 3},
    {"MID_LINE_TIE_POINTS.SLANT_RANGE_TIMES_MID", 3615, EDT_Float32, 3},
    {"MID_LINE_TIE_POINTS.INC_ANGLES_MID", 3627, EDT_Float32, 3},
    {"MID_LINE_TIE_POINTS.LATS_MID", 3639, EDT_Int32, 3},
    {"MID_LINE_TIE_POINTS.LONGS_MID", 3651, EDT_Int32, 3},
    {"LAST_LINE_TIME", 3663, EDT_MJD, 1},
    {"LAST_LINE_NUM", 3675, EDT_UInt32, 1},
    {"LAST_LINE_TIE_POINTS.RANGE_SAMP_NUMS_LAST", 3679, EDT_UInt32, 3},
    {"LAST_LINE_TIE_POINTS.SLANT_RANGE_TIMES_LAST", 3691, EDT_Float32, 3},
    {"LAST_LINE_TIE_POINTS.INC_ANGLES_LAST", 3703, EDT_Float32, 3},
    {"LAST_LINE_TIE_POINTS.LATS_LAST", 3715, EDT_Int32, 3},
    {"LAST_LINE_TIE_POINTS.LONGS_LAST", 3727, EDT_Int32, 3},
    {"SWST_OFFSET", 3739, EDT_Float32, 1},
    {"GROUND_RANGE_BIAS", 3743, EDT_Float32, 1},
    {"ELEV_ANGLE_BIAS", 3747, EDT_Float32, 1},
    {"IMAGETTE_RANGE_LEN", 3751, EDT_Float32, 1},
    {"IMAGETTE_AZ_LEN", 3755, EDT_Float32, 1},
    {"IMAGETTE_RANGE_RES", 3759, EDT_Float32, 1},
    {"GROUND_RES", 3763, EDT_Float32, 1},
    {"IMAGETTE_AZ_RES", 3767, EDT_Float32, 1},
    {"PLATFORM_ALT", 3771, EDT_Float32, 1},
    {"PLATFORM_VEL", 3775, EDT_Float32, 1},
    {"SLANT_RANGE", 3779, EDT_Float32, 1},
    {"CW_DRIFT", 3783, EDT_Float32, 1},
    {"WAVE_SUBCYCLE", 3787, EDT_UInt16, 1},
    {"EARTH_RADIUS", 3789, EDT_Float32, 1},
    {"SAT_HEIGHT", 3793, EDT_Float32, 1},
    {"FIRST_SAMPLE_SLANT_RANGE", 3797, EDT_Float32, 1},
    /*{"SPARE_17",                                      3801, EDT_UByte, 12},*/
    {"ELEVATION_PATTERN.SLANT_RANGE_TIME", 3813, EDT_Float32, 11},
    {"ELEVATION_PATTERN.ELEVATION_ANGLES", 3857, EDT_Float32, 11},
    {"ELEVATION_PATTERN.ANTENNA_PATTERN", 3901, EDT_Float32, 11},
    /*{"SPARE_18",                                      3945, EDT_UByte, 14},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr ASAR_WAVE_SQ_ADSR[] = {
    {"ZERO_DOPPLER_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"INPUT_MEAN_FLAG", 13, EDT_UByte, 1},
    {"INPUT_STD_DEV_FLAG", 14, EDT_UByte, 1},
    {"INPUT_GAPS_FLAG", 15, EDT_UByte, 1},
    {"INPUT_MISSING_LINES_FLAG", 16, EDT_UByte, 1},
    {"DOP_CEN_FLAG", 17, EDT_UByte, 1},
    {"DOP_AMB_FLAG", 18, EDT_UByte, 1},
    {"OUTPUT_MEAN_FLAG", 19, EDT_UByte, 1},
    {"OUTPUT_STD_DEV_FLAG", 20, EDT_UByte, 1},
    {"CHIRP_FLAG", 21, EDT_UByte, 1},
    {"MISSING_DATA_SETS_FLAG", 22, EDT_UByte, 1},
    {"INVALID_DOWNLINK_FLAG", 23, EDT_UByte, 1},
    /*{"SPARE_1",                                         24, EDT_UByte, 7},*/
    {"THRESH_CHIRP_BROADENING", 31, EDT_Float32, 1},
    {"THRESH_CHIRP_SIDELOBE", 35, EDT_Float32, 1},
    {"THRESH_CHIRP_ISLR", 39, EDT_Float32, 1},
    {"THRESH_INPUT_MEAN", 43, EDT_Float32, 1},
    {"EXP_INPUT_MEAN", 47, EDT_Float32, 1},
    {"THRESH_INPUT_STD_DEV", 51, EDT_Float32, 1},
    {"EXP_INPUT_STD_DEV", 55, EDT_Float32, 1},
    {"THRESH_DOP_CEN", 59, EDT_Float32, 1},
    {"THRESH_DOP_AMB", 63, EDT_Float32, 1},
    {"THRESH_OUTPUT_MEAN", 67, EDT_Float32, 1},
    {"EXP_OUTPUT_MEAN", 71, EDT_Float32, 1},
    {"THRESH_OUTPUT_STD_DEV", 75, EDT_Float32, 1},
    {"EXP_OUTPUT_STD_DEV", 79, EDT_Float32, 1},
    {"THRESH_INPUT_MISSING_LINES", 83, EDT_Float32, 1},
    {"THRESH_INPUT_GAPS", 87, EDT_Float32, 1},
    {"LINES_PER_GAPS", 91, EDT_UInt32, 1},
    /*{"SPARE_2",                                         95, EDT_UByte, 15},*/
    {"INPUT_MEAN", 110, EDT_Float32, 2},
    {"INPUT_STD_DEV", 118, EDT_Float32, 2},
    {"NUM_GAPS", 126, EDT_Float32, 1},
    {"NUM_MISSING_LINES", 130, EDT_Float32, 1},
    {"OUTPUT_MEAN", 134, EDT_Float32, 2},
    {"OUTPUT_STD_DEV", 142, EDT_Float32, 2},
    {"TOT_ERRORS", 150, EDT_UInt32, 1},
    /*{"SPARE_3",                                        154, EDT_UByte, 16},*/
    {"LAND_FLAG", 170, EDT_UByte, 1},
    {"LOOK_CONF_FLAG", 171, EDT_UByte, 1},
    {"INTER_LOOK_CONF_FLAG", 172, EDT_UByte, 1},
    {"AZ_CUTOFF_FLAG", 173, EDT_UByte, 1},
    {"AZ_CUTOFF_ITERATION_FLAG", 174, EDT_UByte, 1},
    {"PHASE_FLAG", 175, EDT_UByte, 1},
    /*{"SPARE_4",                                        176, EDT_UByte, 4},*/
    {"LOOK_CONF_THRESH", 180, EDT_Float32, 2},
    {"INTER_LOOK_CONF_THRESH", 188, EDT_Float32, 1},
    {"AZ_CUTOFF_THRESH", 192, EDT_Float32, 1},
    {"AZ_CUTOFF_ITERATIONS_THRESH", 196, EDT_UInt32, 1},
    {"PHASE_PEAK_THRESH", 200, EDT_Float32, 1},
    {"PHASE_CROSS_THRESH", 204, EDT_Float32, 1},
    /*{"SPARE_5",                                        208, EDT_UByte, 12},*/
    {"LOOK_CONF", 220, EDT_Float32, 1},
    {"INTER_LOOK_CONF", 224, EDT_Float32, 1},
    {"AZ_CUTOFF", 228, EDT_Float32, 1},
    {"PHASE_PEAK_CONF", 232, EDT_Float32, 1},
    {"PHASE_CROSS_CONF", 236, EDT_Float32, 1},
    /*{"SPARE_6",                                        240, EDT_UByte, 12},*/
    {NULL, 0, EDT_Unknown, 0}};

/* --- MERIS record descriptors -------------------------------------------- */
static const EnvisatFieldDescr MERIS_1P_QUALITY_ADSR[] = {
    {"DSR_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"RANGE_FLAG", 13, EDT_UInt16, 5},
    {"RANGE_BLIND_FLAG", 23, EDT_UInt16, 5},
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr MERIS_1P_SCALING_FACTOR_GADS[] = {
    {"SCALING_FACTOR_ALT", 0, EDT_Float32, 1},
    {"SCALING_FACTOR_ROUGH", 4, EDT_Float32, 1},
    {"SCALING_FACTOR_ZON_WIND", 8, EDT_Float32, 1},
    {"SCALING_FACTOR_MERR_WIND", 12, EDT_Float32, 1},
    {"SCALING_FACTOR_ATM_PRES", 16, EDT_Float32, 1},
    {"SCALING_FACTOR_OZONE", 20, EDT_Float32, 1},
    {"SCALING_FACTOR_REL_HUM", 24, EDT_Float32, 1},
    {"SCALING_FACTOR_RAD", 28, EDT_Float32, 15},
    {"GAIN_SETTINGS", 88, EDT_UByte, 80},
    {"SAMPLING_RATE", 168, EDT_UInt32, 1},
    {"SUN_SPECTRAL_FLUX", 172, EDT_Float32, 15},
    /*{"SPARE_1",                                        232, EDT_UByte, 60},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr MERIS_2P_QUALITY_ADSR[] = {
    {"DSR_TIME", 0, EDT_MJD, 1},
    {"ATTACH_FLAG", 12, EDT_UByte, 1},
    {"PERC_WATER_ABS_AERO", 13, EDT_UByte, 1},
    {"PERC_WATER", 14, EDT_UByte, 1},
    {"PERC_DDV_LAND", 15, EDT_UByte, 1},
    {"PERC_LAND", 16, EDT_UByte, 1},
    {"PERC_CLOUD", 17, EDT_UByte, 1},
    {"PERC_LOW_POLY_PRESS", 18, EDT_UByte, 1},
    {"PERC_LOW_NEURAL_PRESS", 19, EDT_UByte, 1},
    {"PERC_OUT_RAN_INP_WVAPOUR", 20, EDT_UByte, 1},
    {"PER_OUT_RAN_OUTP_WVAPOUR", 21, EDT_UByte, 1},
    {"PERC_OUT_RANGE_INP_CL", 22, EDT_UByte, 1},
    {"PERC_OUT_RAN_OUTP_CL", 23, EDT_UByte, 1},
    {"PERC_IN_RAN_INP_LAND", 24, EDT_UByte, 1},
    {"PERC_OUT_RAN_OUTP_LAND", 25, EDT_UByte, 1},
    {"PERC_OUT_RAN_INP_OCEAN", 26, EDT_UByte, 1},
    {"PERC_OUT_RAN_OUTP_OCEAN", 27, EDT_UByte, 1},
    {"PERC_OUT_RAN_INP_CASE1", 28, EDT_UByte, 1},
    {"PERC_OUT_RAN_OUTP_CASE1", 29, EDT_UByte, 1},
    {"PERC_OUT_RAN_INP_CASE2", 30, EDT_UByte, 1},
    {"PERC_OUT_RAN_OUTP_CASE2", 31, EDT_UByte, 1},
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr MERIS_2P_SCALING_FACTOR_GADS[] = {
    {"SCALING_FACTOR_ALT", 0, EDT_Float32, 1},
    {"SCALING_FACTOR_ROUGH", 4, EDT_Float32, 1},
    {"SCALING_FACTOR_ZON_WIND", 8, EDT_Float32, 1},
    {"SCALING_FACTOR_MERR_WIND", 12, EDT_Float32, 1},
    {"SCALING_FACTOR_ATM_PRES", 16, EDT_Float32, 1},
    {"SCALING_FACTOR_OZONE", 20, EDT_Float32, 1},
    {"SCALING_FACTOR_REL_HUMID", 24, EDT_Float32, 1},
    {"SCALING_FACTOR_REFLEC", 28, EDT_Float32, 13},
    {"SCALING_FACTOR_ALGAL_PIG_IND", 80, EDT_Float32, 1},
    {"SCALING_FACTOR_YELLOW_SUBS", 84, EDT_Float32, 1},
    {"SCALING_FACTOR_SUSP_SED", 88, EDT_Float32, 1},
    {"SCALING_FACTOR_AERO_EPSILON", 92, EDT_Float32, 1},
    {"SCALING_FACTOR_AER_OPT_THICK", 96, EDT_Float32, 1},
    {"SCALING_FACTOR_CL_OPT_THICK", 100, EDT_Float32, 1},
    {"SCALING_FACTOR_SURF_PRES", 104, EDT_Float32, 1},
    {"SCALING_FACTOR_WVAPOUR", 108, EDT_Float32, 1},
    {"SCALING_FACTOR_PHOTOSYN_RAD", 112, EDT_Float32, 1},
    {"SCALING_FACTOR_TOA_VEG", 116, EDT_Float32, 1},
    {"SCALING_FACTOR_BOA_VEG", 120, EDT_Float32, 1},
    {"SCALING_FACTOR_CLOUD_ALBEDO", 124, EDT_Float32, 1},
    {"SCALING_FACTOR_CLOUD_TOP_PRESS", 128, EDT_Float32, 1},
    {"OFF_REFLEC", 132, EDT_Float32, 13},
    {"OFFSET_ALGAL", 184, EDT_Float32, 1},
    {"OFFSET_YELLOW_SUBS", 188, EDT_Float32, 1},
    {"OFFSET_TOTAL_SUSP", 192, EDT_Float32, 1},
    {"OFFSET_AERO_EPSILON", 196, EDT_Float32, 1},
    {"OFFSET_AER_OPT_THICK", 200, EDT_Float32, 1},
    {"OFFSET_CL_OPT_THICK", 204, EDT_Float32, 1},
    {"OFFSET_SURF_PRES", 208, EDT_Float32, 1},
    {"OFFSET_WVAPOUR", 212, EDT_Float32, 1},
    {"OFFSET_PHOTOSYN_RAD", 216, EDT_Float32, 1},
    {"OFFSET_TOA_VEG", 220, EDT_Float32, 1},
    {"OFFSET_BOA_VEG", 224, EDT_Float32, 1},
    {"OFFSET_CLOUD_ALBEDO", 228, EDT_Float32, 1},
    {"OFFSET_CLOUD_TOP_PRESS", 232, EDT_Float32, 1},
    {"GAIN_SETTINGS", 236, EDT_UByte, 80},
    {"SAMPLING_RATE", 316, EDT_UInt32, 1},
    {"SUN_SPECTRAL_FLUX", 320, EDT_Float32, 15},
    {"SCALING_FACTOR_RECT_REFL_NIR", 380, EDT_Float32, 1},
    {"OFFSET_RECT_REFL_NIR", 384, EDT_Float32, 1},
    {"SCALING_FACTOR_RECT_REFL_RED", 388, EDT_Float32, 1},
    {"OFFSET_RECT_REFL_RED", 392, EDT_Float32, 1},
    /*{"SPARE_1",                                        396, EDT_UByte, 44},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr MERIS_2P_C_SCALING_FACTOR_GADS[] = {
    {"SCALING_FACTOR_CLOUD_OPT_THICK", 0, EDT_Float32, 1},
    {"SCALING_FACTOR_CLOUD_TOP_PRESS", 4, EDT_Float32, 1},
    {"SCALING_FACTOR_WVAPOUR", 8, EDT_Float32, 1},
    {"OFFSET_CL_OPT_THICK", 12, EDT_Float32, 1},
    {"OFFSET_CLOUD_TOP_PRESS", 16, EDT_Float32, 1},
    {"OFFSET_WVAPOUR", 20, EDT_Float32, 1},
    /*{"SPARE_1",                                         24, EDT_UByte, 52},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatFieldDescr MERIS_2P_V_SCALING_FACTOR_GADS[] = {
    {"SCALING_FACTOR_TOA_VEGETATION_INDEX", 0, EDT_Float32, 1},
    {"SCALING_FACTOR_BOA_VEGETATION_INDEX", 4, EDT_Float32, 1},
    {"OFFSET_TOA_VEGETAYION_INDEX", 8, EDT_Float32, 1},
    {"OFFSET_BOA_VEGETAYION_INDEX", 12, EDT_Float32, 1},
    /*{"SPARE_1",                                         16, EDT_UByte, 60},*/
    {NULL, 0, EDT_Unknown, 0}};

static const EnvisatRecordDescr aASAR_Records[] = {
    {"MDS1 ANTENNA ELEV PATT ADS", ASAR_ANTENNA_ELEV_PATT_ADSR},
    {"MDS2 ANTENNA ELEV PATT ADS", ASAR_ANTENNA_ELEV_PATT_ADSR},
    {"CHIRP PARAMS ADS", ASAR_CHIRP_PARAMS_ADSR},
    {"DOP CENTROID COEFFS ADS", ASAR_DOP_CENTROID_COEFFS_ADSR},
    /*{"GEOLOCATION GRID ADS", ASAR_GEOLOCATION_GRID_ADSR},*/
    {"MAIN PROCESSING PARAMS ADS", ASAR_MAIN_PROCESSING_PARAMS_ADSR},
    {"MAP PROJECTION GADS", ASAR_MAP_PROJECTION_GADS},
    {"MDS1 SQ ADS", ASAR_SQ_ADSR},
    {"MDS2 SQ ADS", ASAR_SQ_ADSR},
    {"SR GR ADS", ASAR_SR_GR_ADSR},
    /* WAVE */
    /*{"GEOLOCATION ADS", ASAR_GEOLOCATION_ADSR},*/
    {"PROCESSING PARAMS ADS", ASAR_PROCESSING_PARAMS_ADSR},
    {"SQ ADS", ASAR_WAVE_SQ_ADSR},
    {NULL, NULL}};

static const EnvisatRecordDescr aMERIS_1P_Records[] = {
    {"Quality ADS", MERIS_1P_QUALITY_ADSR},
    {"Scaling Factor GADS", MERIS_1P_SCALING_FACTOR_GADS},
    {NULL, NULL}};

static const EnvisatRecordDescr aMERIS_2P_Records[] = {
    {"Quality ADS", MERIS_2P_QUALITY_ADSR},
    {"Scaling Factor GADS", MERIS_2P_SCALING_FACTOR_GADS},
    {NULL, NULL}};

static const EnvisatRecordDescr aMERIS_2P_C_Records[] = {
    {"Quality ADS", MERIS_2P_QUALITY_ADSR},
    {"Scaling Factor GADS", MERIS_2P_C_SCALING_FACTOR_GADS},
    {NULL, NULL}};

static const EnvisatRecordDescr aMERIS_2P_V_Records[] = {
    {"Quality ADS", MERIS_2P_QUALITY_ADSR},
    {"Scaling Factor GADS", MERIS_2P_V_SCALING_FACTOR_GADS},
    {NULL, NULL}};

const EnvisatRecordDescr *
EnvisatFile_GetRecordDescriptor(const char *pszProduct, const char *pszDataset)
{
    const EnvisatRecordDescr *paRecords = NULL;
    const EnvisatRecordDescr *pRecordDescr = NULL;
    int nLen;

    if (STARTS_WITH_CI(pszProduct, "ASA"))
        paRecords = aASAR_Records;
    else if (STARTS_WITH_CI(pszProduct, "MER"))
    {
        if (STARTS_WITH_CI(pszProduct + 6, "C_2P"))
            paRecords = aMERIS_2P_C_Records;
        else if (STARTS_WITH_CI(pszProduct + 6, "V_2P"))
            paRecords = aMERIS_2P_V_Records;
        else if (STARTS_WITH_CI(pszProduct + 8, "1P"))
            paRecords = aMERIS_1P_Records;
        else if (STARTS_WITH_CI(pszProduct + 8, "2P"))
            paRecords = aMERIS_2P_Records;
        else
            return NULL;
    }
    else if (STARTS_WITH_CI(pszProduct, "SAR"))
        /* ERS products in ENVISAT format have the same records of ASAR ones */
        paRecords = aASAR_Records;
    else
        return NULL;

    /* strip trailing spaces */
    for (nLen = (int)strlen(pszDataset); nLen && pszDataset[nLen - 1] == ' ';
         --nLen)
        ;

    pRecordDescr = paRecords;
    while (pRecordDescr->szName != NULL)
    {
        if (EQUALN(pRecordDescr->szName, pszDataset, nLen))
            return pRecordDescr;
        else
            ++pRecordDescr;
    }

    return NULL;
}

CPLErr EnvisatFile_GetFieldAsString(const void *pRecord, int nRecLen,
                                    const EnvisatFieldDescr *pField,
                                    char *szBuf, size_t nBufLen)
{
    int ret;
    int i, nOffset = 0;
    const GByte *pData;

    if (pField->nOffset >= nRecLen)
    {
        CPLDebug("EnvisatDataset",
                 "Field offset (%d) is greater than the record length (%d).",
                 pField->nOffset, nRecLen);

        return CE_Failure;
    }

    pData = (const GByte *)pRecord + pField->nOffset;

    szBuf[0] = '\0';

    switch (pField->eType)
    {
        case EDT_Char:
            memcpy((void *)szBuf, pData, pField->nCount);
            szBuf[pField->nCount] = '\0';
            break;
        case EDT_UByte:
        case EDT_SByte:
            for (i = 0; i < pField->nCount; ++i)
            {
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                ret = snprintf(szBuf + nOffset, nBufLen - nOffset, "%d",
                               ((const char *)pData)[i]);
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_Int16:
            for (i = 0; i < pField->nCount; ++i)
            {
                GInt16 nVal;
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                memcpy(&nVal, pData + i * sizeof(nVal), sizeof(nVal));
                ret = snprintf(szBuf + nOffset, nBufLen - nOffset, "%d",
                               CPL_MSBWORD16(nVal));
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_UInt16:
            for (i = 0; i < pField->nCount; ++i)
            {
                GUInt16 nVal;
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                memcpy(&nVal, pData + i * sizeof(nVal), sizeof(nVal));
                ret = snprintf(szBuf + nOffset, nBufLen - nOffset, "%u",
                               CPL_MSBWORD16(nVal));
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_Int32:
            for (i = 0; i < pField->nCount; ++i)
            {
                GInt32 nVal;
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                memcpy(&nVal, pData + i * sizeof(nVal), sizeof(nVal));
                ret = snprintf(szBuf + nOffset, nBufLen - nOffset, "%d",
                               CPL_MSBWORD32(nVal));
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_UInt32:
            for (i = 0; i < pField->nCount; ++i)
            {
                GUInt32 nVal;
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                memcpy(&nVal, pData + i * sizeof(nVal), sizeof(nVal));
                ret = snprintf(szBuf + nOffset, nBufLen - nOffset, "%u",
                               CPL_MSBWORD32(nVal));
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_Float32:
            for (i = 0; i < pField->nCount; ++i)
            {
                float fValue;
                memcpy(&fValue, pData + i * sizeof(fValue), sizeof(fValue));
#ifdef CPL_LSB
                CPL_SWAP32PTR(&fValue);
#endif

                if (i > 0)
                    szBuf[nOffset++] = ' ';
                ret = CPLsnprintf(szBuf + nOffset, nBufLen - nOffset, "%f",
                                  fValue);
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
        case EDT_Float64:
            for (i = 0; i < pField->nCount; ++i)
            {
                double dfValue;
                memcpy(&dfValue, pData + i * sizeof(dfValue), sizeof(dfValue));
#ifdef CPL_LSB
                CPL_SWAPDOUBLE(&dfValue);
#endif
                if (i > 0)
                    szBuf[nOffset++] = ' ';
                ret = CPLsnprintf(szBuf + nOffset, nBufLen - nOffset, "%f",
                                  dfValue);
                if (ret < 0 || ret >= (int)nBufLen - nOffset)
                    return CE_Failure;
                nOffset += ret;
            }
            break;
            /*
                    case EDT_CInt16:
                        for (i = 0; i < pField->nCount; ++i)
                        {
                            if (i > 0)
                                szBuf[nOffset++] = ' ';
                            nOffset += sprintf(szBuf + nOffset, "(%d, %d)",
                                            CPL_MSBWORD16(((const
            GInt16*)pData)[2 * i]), CPL_MSBWORD16(((const GInt16*)pData)[2 *
            i+1]));
                        }
                        break;
                    case EDT_CInt32:
                        for (i = 0; i < pField->nCount; ++i)
                        {
                            if (i > 0)
                                szBuf[nOffset++] = ' ';
                            nOffset += sprintf(szBuf + nOffset, "(%d, %d)",
                                            CPL_MSBWORD32(((const
            GInt32*)pData)[2 * i]), CPL_MSBWORD32(((const GInt32*)pData)[2 *
            i+1]));
                        }
                        break;
                    case EDT_CFloat32:
                        for (i = 0; i < pField->nCount; ++i)
                        {
                            float fReal = ((const float*)pData)[2 * i];
                            float fImag = ((const float*)pData)[2 * i + 1];
            #ifdef CPL_LSB
                            CPL_SWAP32PTR( &fReal );
                            CPL_SWAP32PTR( &fImag );
            #endif
                            if (i > 0)
                                szBuf[nOffset++] = ' ';
                            nOffset += CPLsprintf(szBuf + nOffset, "(%f, %f)",
            fReal, fImag);
                        }
                        break;
                    case EDT_CFloat64:
                        for (i = 0; i < pField->nCount; ++i)
                        {
                            double dfReal = ((const double*)pData)[2 * i];
                            double dfImag = ((const double*)pData)[2 * i + 1];
            #ifdef CPL_LSB
                            CPL_SWAPDOUBLE( &dfReal );
                            CPL_SWAPDOUBLE( &dfImag );
            #endif
                            if (i > 0)
                                szBuf[nOffset++] = ' ';
                            nOffset += CPLsprintf(szBuf + nOffset, "(%f, %f)",
            dfReal, dfImag);
                        }
                        break;
            */
        case EDT_MJD:
            CPLAssert(pField->nCount == 1);
            {
                GInt32 days;
                GUInt32 seconds, microseconds;

                days = CPL_MSBWORD32(((const GInt32 *)pData)[0]);
                seconds = CPL_MSBWORD32(((const GUInt32 *)pData)[1]);
                microseconds = CPL_MSBWORD32(((const GUInt32 *)pData)[2]);

                ret = snprintf(szBuf, nBufLen, "%d, %u, %u", days, seconds,
                               microseconds);
                if (ret < 0 || ret >= (int)nBufLen)
                    return CE_Failure;
            }
            break;
        default:
            CPLDebug("EnvisatDataset",
                     "Unabe to convert '%s' field to string: "
                     "unexpected data type '%d'.",
                     pField->szName, pField->eType);
            return CE_Failure;
    }

    return CE_None;
}
