epr_dddb.c

ENVISAT产品C语言读取程序

    {"pix_ss", e_tid_short, "%/100", 2, "1", "Percentage filled pixels over land surface"},
    {"low_11bt_cl_nad", e_tid_short, "K/100", 2, "1", "Lowest 11 micron BT of all cloudy pixels, nadir view"},
    {"corr_12bt_nad", e_tid_short, "K/100", 2, "1", "Corresponding 12 micron BT, nadir view"},
    {"corr_37bt_nad", e_tid_short, "K/100", 2, "1", "Corresponding 3.7 micron BT, nadir view"},
    {"corr_16ref_nad", e_tid_short, "%/100", 2, "1", "Corresponding 1.6 micron reflectance, nadir view"},
    {"corr_87ref_nad", e_tid_short, "%/100", 2, "1", "Corresponding 0.87 micron reflectance, nadir view"},
    {"corr_67ref_nad", e_tid_short, "%/100", 2, "1", "Corresponding 0.67 micron reflectance, nadir view"},
    {"corr_55ref_nad", e_tid_short, "%/100", 2, "1", "Corresponding 0.55 micron reflectance, nadir view"},
    {"low_11bt_cl_for", e_tid_short, "K/100", 2, "1", "Lowest 11 micron BT of all cloudy pixels, forward view"},
    {"corr_12bt_for", e_tid_short, "K/100", 2, "1", "Corresponding 12 micron BT, forward view"},
    {"corr_37bt_for", e_tid_short, "K/100", 2, "1", "Corresponding 3.7 micron BT, forward view"},
    {"corr_16ref_for", e_tid_short, "%/100", 2, "1", "Corresponding 1.6 micron reflectance, forward view"},
    {"corr_87ref_for", e_tid_short, "%/100", 2, "1", "Corresponding 0.87 micron reflectance, forward view"},
    {"corr_67ref_for", e_tid_short, "%/100", 2, "1", "Corresponding 0.67 micron reflectance, forward view"},
    {"corr_55ref_for", e_tid_short, "%/100", 2, "1", "Corresponding 0.55 micron reflectance, forward view"}
};

static const struct RecordDescriptor ATS_AR__2P_MDSR_lr_small_aatsr_rec_data[] = {
    {"dsr_time", e_tid_time, "MJD", 12, "1", "Nadir UTC time in MJD format"},
    {"quality_flag", e_tid_uchar, "flag", 1, "1", "Quality Indicator (-1 for blank MDSR, 0 otherwise)"},
    {"spare_1", e_tid_spare, NULL, 3, "1", "Spare"},
    {"lat", e_tid_long, "(1e-6) degrees", 4, "1", "Latitude of cell"},
    {"lon", e_tid_long, "(1e-6) degrees", 4, "1", "Longitude of cell"},
    {"m_actrk_pix_num", e_tid_short, NULL, 2, "1", "Mean across-track pixel number"},
    {"pix_nad", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell, nadir view"},
    {"pix_ls_nad", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell over land surface, nadir view"},
    {"perc_cl_pix_ls_nad", e_tid_short, NULL, 2, "1", "Percentage of cloudy pixels in cell over land surface, nadir view"},
    {"lat_corr_nad", e_tid_long, "(1e-6) degrees", 4, "1", "Topographic latitude correction,  nadir view"},
    {"long_corr_nad", e_tid_long, "(1e-6) degrees", 4, "1", "Topographic longitude correction,  nadir view"},
    {"sa_12bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all clear pixels  (nadir view)"},
    {"sa_11bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all clear pixels  (nadir view)"},
    {"sa_37bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all clear pixels  (nadir view)"},
    {"sa_16toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all clear pixels  (nadir view)"},
    {"sa_87toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all clear pixels  (nadir view)"},
    {"sa_67toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all clear pixels  (nadir view)"},
    {"sa_55toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all clear pixels  (nadir view)"},
    {"sa_12bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all cloudy pixels  (nadir view)"},
    {"sa_11bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all cloudy pixels  (nadir view)"},
    {"sa_37bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all cloudy pixels  (nadir view)"},
    {"sa_16toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all cloudy pixels  (nadir view)"},
    {"sa_87toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all cloudy pixels  (nadir view)"},
    {"sa_67toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all cloudy pixels  (nadir view)"},
    {"sa_55toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all cloudy pixels  (nadir view)"},
    {"fail_flag_nad", e_tid_ushort, NULL, 2, "1", "Pixel threshold failure flags for averages, nadir view"},
    {"pix_for", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell, forward view"},
    {"pix_ss_for", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell over land surface, forward view"},
    {"perc_cl_pix_ss_for", e_tid_short, NULL, 2, "1", "Percentage of cloudy pixels in cell over land surface, forward view"},
    {"lat_corr_for", e_tid_long, "(1e-6) degrees", 4, "1", "Topographic latitude correction,  forward view"},
    {"long_corr_for", e_tid_long, "(1e-6) degrees", 4, "1", "Topographic longitude correction,  forward view"},
    {"sa_12bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all clear pixels  (forward view)"},
    {"sa_11bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all clear pixels  (forward view)"},
    {"sa_37bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all clear pixels  (forward view)"},
    {"sa_16toa_clr_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all clear pixels  (forward view)"},
    {"sa_87toa_clr_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all clear pixels  (forward view)"},
    {"sa_67toa_clr_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all clear pixels  (forward view)"},
    {"sa_55toa_clr_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all clear pixels  (forward view)"},
    {"sa_12bt_cl_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all cloudy pixels  (forward view)"},
    {"sa_11bt_cl_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all cloudy pixels  (forward view)"},
    {"sa_37bt_cl_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all cloudy pixels  (forward view)"},
    {"sa_16toa_cl_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all cloudy pixels  (forward view)"},
    {"sa_87toa_cl_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all cloudy pixels  (forward view)"},
    {"sa_67toa_cl_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all cloudy pixels  (forward view)"},
    {"sa_55toa_cl_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all cloudy pixels  (forward view)"},
    {"fail_flag_for", e_tid_ushort, NULL, 2, "1", "Pixel threshold failure flags for averages, forward view"}
};

static const struct RecordDescriptor ATS_AR__2P_MDSR_lst_large_aatsr_rec_data[] = {
    {"dsr_time", e_tid_time, "MJD", 12, "1", "Nadir UTC time in MJD format"},
    {"quality_flag", e_tid_uchar, "flag", 1, "1", "Quality Indicator (-1 for blank MDSR, 0 otherwise)"},
    {"spare_1", e_tid_spare, NULL, 3, "1", "Spare"},
    {"lat", e_tid_long, "(1e-6) degrees", 4, "1", "Latitude of cell"},
    {"lon", e_tid_long, "(1e-6) degrees", 4, "1", "Longitude of cell"},
    {"m_actrk_pix_num", e_tid_short, NULL, 2, "1", "Mean across-track pixel number"},
    {"m_lst", e_tid_short, "K/100", 2, "1", "mean land surface temperature (ST)"},
    {"sd_lst", e_tid_short, "K/100", 2, "1", "standard deviation of land ST"},
    {"pix_lst", e_tid_ushort, NULL, 2, "1", "Number of pixels in land surface temperature average"},
    {"m_ndvi", e_tid_short, NULL, 2, "1", "mean NDVI"},
    {"sd_ndvi", e_tid_short, NULL, 2, "1", "standard deviation of NDVI"},
    {"pix_ndvi", e_tid_ushort, NULL, 2, "1", "Number of pixels in NDVI average"},
    {"ast_conf_flags", e_tid_ushort, "flags", 2, "2", "AST confidence word"},
    {"cl_top_temp_nad", e_tid_short, "K/100", 2, "1", "Cloud-top temperature, nadir view"},
    {"perc_cl_cov_nad", e_tid_short, "%/100", 2, "1", "Percentage cloud-cover, nadir view"},
    {"cl_top_temp_for", e_tid_short, "K/100", 2, "1", "Cloud-top temperature, forward view"},
    {"perc_cl_cov_for", e_tid_short, "%/100", 2, "1", "Percentage cloud-cover, forward view"}
};

static const struct RecordDescriptor ATS_AR__2P_MDSR_lst_small_aatsr_rec_data[] = {
    {"dsr_time", e_tid_time, "MJD", 12, "1", "Nadir UTC time in MJD format"},
    {"quality_flag", e_tid_uchar, "flag", 1, "1", "Quality Indicator (-1 for blank MDSR, 0 otherwise)"},
    {"spare_1", e_tid_spare, NULL, 3, "1", "Spare"},
    {"lat", e_tid_long, "(1e-6) degrees", 4, "1", "Latitude of cell"},
    {"lon", e_tid_long, "(1e-6) degrees", 4, "1", "Longitude of cell"},
    {"m_actrk_pix_num", e_tid_short, NULL, 2, "1", "Mean across-track pixel number"},
    {"m_lst", e_tid_short, "K/100", 2, "1", "mean land ST in cells"},
    {"pix_lst", e_tid_ushort, NULL, 2, "1", "Number of pixels in land surface temperature average"},
    {"m_ndvi", e_tid_short, NULL, 2, "1", "mean NDVI"},
    {"pix_ndvi", e_tid_ushort, NULL, 2, "1", "Number of pixels in NDVI average"},
    {"ast_conf_flags", e_tid_ushort, "flags", 2, "2", "AST confidence word"}
};

static const struct RecordDescriptor ATS_AR__2P_MDSR_sr_large_aatsr_rec_data[] = {
    {"dsr_time", e_tid_time, "MJD", 12, "1", "Nadir UTC time in MJD format"},
    {"quality_flag", e_tid_uchar, "flag", 1, "1", "Quality Indicator (-1 for blank MDSR, 0 otherwise)"},
    {"spare_1", e_tid_spare, NULL, 3, "1", "Spare"},
    {"lat", e_tid_long, "(1e-6) degrees", 4, "1", "Latitude of cell"},
    {"lon", e_tid_long, "(1e-6) degrees", 4, "1", "Longitude of cell"},
    {"m_actrk_pix_num", e_tid_short, NULL, 2, "1", "Mean across-track pixel number"},
    {"pix_nad", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell, nadir view"},
    {"pix_ss_nad", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell over sea surface, nadir view"},
    {"clpix_ss_nad", e_tid_short, NULL, 2, "1", "Percentage of cloudy pixels in cell over sea surface, nadir view"},
    {"sa_12bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all clear pixels (nadir view)"},
    {"sd_12bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_11bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all clear pixels (nadir view)"},
    {"sd_11bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_37bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all clear pixels (nadir view)"},
    {"sd_37bt_clr_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_16toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all clear pixels (nadir view)"},
    {"sd_16toa_clr_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_87toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all clear pixels (nadir view)"},
    {"sd_87toa_clr_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_67toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all clear pixels (nadir view)"},
    {"sd_67toa_clr_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_55toa_clr_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all clear pixels (nadir view)"},
    {"sd_55toa_clr_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_12bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all cloudy pixels (nadir view)"},
    {"sd_12bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_11bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all cloudy pixels (nadir view)"},
    {"sd_11bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_37bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all cloudy pixels (nadir view)"},
    {"sd_37bt_cl_nad", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_16toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all cloudy pixels (nadir view)"},
    {"sd_16toa_cl_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_87toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.87 micron TOA reflectance of all cloudy pixels (nadir view)"},
    {"sd_87toa_cl_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_67toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.67 micron TOA reflectance of all cloudy pixels (nadir view)"},
    {"sd_67toa_cl_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"sa_55toa_cl_nad", e_tid_short, "%/100", 2, "1", "Spatially averaged 0.55 micron TOA reflectance of all cloudy pixels (nadir view)"},
    {"sd_55toa_cl_nad", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},
    {"fail_flag_nad", e_tid_ushort, NULL, 2, "1", "Pixel threshold failure flags for averages, nadir view"},
    {"pix_for", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell, forward view"},
    {"pix_ss_for", e_tid_short, NULL, 2, "1", "Number of filled pixels in cell over sea surface, forward view"},
    {"perc_cl_pix_ss_for", e_tid_short, NULL, 2, "1", "Percentage of cloudy pixels in cell over sea surface, forward view"},
    {"sa_12bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 12 micron BT of all clear pixels (forward view)"},
    {"sd_12bt_clr_for", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_11bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 11 micron BT of all clear pixels (forward view)"},
    {"sd_11bt_clr_for", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_37bt_clr_for", e_tid_long, "K/1000", 4, "1", "Spatially averaged 3.7 micron BT of all clear pixels (forward view)"},
    {"sd_37bt_clr_for", e_tid_long, "K/1000", 4, "1", "Standard deviation of above"},
    {"sa_16toa_clr_for", e_tid_short, "%/100", 2, "1", "Spatially averaged 1.6 micron TOA reflectance of all clear pixels (forward view)"},
    {"sd_16toa_clr_for", e_tid_short, "%/100", 2, "1", "Standard deviation of above"},