{
  "variables": {
    "opus_build_type%": "fixed"
  },
  "targets": [
    {
      "target_name": "opus",
      "type": "static_library",
      "defines": ["HAVE_CONFIG_H"],
      "include_dirs": [
        "opus/include",
        "opus/src",
        "opus/celt",
        "opus/silk",
        "opus/silk/fixed",
        "opus/silk/float",
      ],
      "sources": [
        # Opus
        "opus/src/opus.c",
        "opus/src/opus_compare.c",
        "opus/src/opus_decoder.c",
        "opus/src/opus_encoder.c",
        "opus/src/opus_multistream.c",
        "opus/src/repacketizer.c",

        # Celt
        "opus/celt/bands.c",
        "opus/celt/celt.c",
        "opus/celt/celt_lpc.c",
        "opus/celt/cwrs.c",
        "opus/celt/entcode.c",
        "opus/celt/entdec.c",
        "opus/celt/entenc.c",
        "opus/celt/kiss_fft.c",
        "opus/celt/laplace.c",
        "opus/celt/mathops.c",
        "opus/celt/mdct.c",
        "opus/celt/modes.c",
        "opus/celt/pitch.c",
        "opus/celt/quant_bands.c",
        "opus/celt/rate.c",
        "opus/celt/vq.c",

        # Silk
        "opus/silk/CNG.c",
        "opus/silk/code_signs.c",
        "opus/silk/init_decoder.c",
        "opus/silk/decode_core.c",
        "opus/silk/decode_frame.c",
        "opus/silk/decode_parameters.c",
        "opus/silk/decode_indices.c",
        "opus/silk/decode_pulses.c",
        "opus/silk/decoder_set_fs.c",
        "opus/silk/dec_API.c",
        "opus/silk/enc_API.c",
        "opus/silk/encode_indices.c",
        "opus/silk/encode_pulses.c",
        "opus/silk/gain_quant.c",
        "opus/silk/interpolate.c",
        "opus/silk/LP_variable_cutoff.c",
        "opus/silk/NLSF_decode.c",
        "opus/silk/NSQ.c",
        "opus/silk/NSQ_del_dec.c",
        "opus/silk/PLC.c",
        "opus/silk/shell_coder.c",
        "opus/silk/tables_gain.c",
        "opus/silk/tables_LTP.c",
        "opus/silk/tables_NLSF_CB_NB_MB.c",
        "opus/silk/tables_NLSF_CB_WB.c",
        "opus/silk/tables_other.c",
        "opus/silk/tables_pitch_lag.c",
        "opus/silk/tables_pulses_per_block.c",
        "opus/silk/VAD.c",
        "opus/silk/control_audio_bandwidth.c",
        "opus/silk/quant_LTP_gains.c",
        "opus/silk/VQ_WMat_EC.c",
        "opus/silk/HP_variable_cutoff.c",
        "opus/silk/NLSF_encode.c",
        "opus/silk/NLSF_VQ.c",
        "opus/silk/NLSF_unpack.c",
        "opus/silk/NLSF_del_dec_quant.c",
        "opus/silk/process_NLSFs.c",
        "opus/silk/stereo_LR_to_MS.c",
        "opus/silk/stereo_MS_to_LR.c",
        "opus/silk/check_control_input.c",
        "opus/silk/control_SNR.c",
        "opus/silk/init_encoder.c",
        "opus/silk/control_codec.c",
        "opus/silk/A2NLSF.c",
        "opus/silk/ana_filt_bank_1.c",
        "opus/silk/biquad_alt.c",
        "opus/silk/bwexpander_32.c",
        "opus/silk/bwexpander.c",
        "opus/silk/debug.c",
        "opus/silk/decode_pitch.c",
        "opus/silk/inner_prod_aligned.c",
        "opus/silk/lin2log.c",
        "opus/silk/log2lin.c",
        "opus/silk/LPC_analysis_filter.c",
        "opus/silk/LPC_inv_pred_gain.c",
        "opus/silk/table_LSF_cos.c",
        "opus/silk/NLSF2A.c",
        "opus/silk/NLSF_stabilize.c",
        "opus/silk/NLSF_VQ_weights_laroia.c",
        "opus/silk/pitch_est_tables.c",
        "opus/silk/resampler.c",
        "opus/silk/resampler_down2_3.c",
        "opus/silk/resampler_down2.c",
        "opus/silk/resampler_private_AR2.c",
        "opus/silk/resampler_private_down_FIR.c",
        "opus/silk/resampler_private_IIR_FIR.c",
        "opus/silk/resampler_private_up2_HQ.c",
        "opus/silk/resampler_rom.c",
        "opus/silk/sigm_Q15.c",
        "opus/silk/sort.c",
        "opus/silk/sum_sqr_shift.c",
        "opus/silk/stereo_decode_pred.c",
        "opus/silk/stereo_encode_pred.c",
        "opus/silk/stereo_find_predictor.c",
        "opus/silk/stereo_quant_pred.c",
      ],
      "conditions": [
        ["OS=='mac'", {
          "include_dirs": [ "config/mac" ],
        }, {
          "include_dirs": [ "config/default" ],
        }],
        ["opus_build_type=='fixed'", {
          "defines": ["FIXED_POINT"],
          "sources": [
            "opus/silk/fixed/LTP_analysis_filter_FIX.c",
            "opus/silk/fixed/LTP_scale_ctrl_FIX.c",
            "opus/silk/fixed/corrMatrix_FIX.c",
            "opus/silk/fixed/encode_frame_FIX.c",
            "opus/silk/fixed/find_LPC_FIX.c",
            "opus/silk/fixed/find_LTP_FIX.c",
            "opus/silk/fixed/find_pitch_lags_FIX.c",
            "opus/silk/fixed/find_pred_coefs_FIX.c",
            "opus/silk/fixed/noise_shape_analysis_FIX.c",
            "opus/silk/fixed/prefilter_FIX.c",
            "opus/silk/fixed/process_gains_FIX.c",
            "opus/silk/fixed/regularize_correlations_FIX.c",
            "opus/silk/fixed/residual_energy16_FIX.c",
            "opus/silk/fixed/residual_energy_FIX.c",
            "opus/silk/fixed/solve_LS_FIX.c",
            "opus/silk/fixed/warped_autocorrelation_FIX.c",
            "opus/silk/fixed/apply_sine_window_FIX.c",
            "opus/silk/fixed/autocorr_FIX.c",
            "opus/silk/fixed/burg_modified_FIX.c",
            "opus/silk/fixed/k2a_FIX.c",
            "opus/silk/fixed/k2a_Q16_FIX.c",
            "opus/silk/fixed/pitch_analysis_core_FIX.c",
            "opus/silk/fixed/vector_ops_FIX.c",
            "opus/silk/fixed/schur64_FIX.c",
            "opus/silk/fixed/schur_FIX.c",
          ]
        }],
        ["opus_build_type=='float'", {
          "defines": ["FLOATING_POINT"],
          "sources": [
            "opus/silk/float/apply_sine_window_FLP.c",
            "opus/silk/float/corrMatrix_FLP.c",
            "opus/silk/float/encode_frame_FLP.c",
            "opus/silk/float/find_LPC_FLP.c",
            "opus/silk/float/find_LTP_FLP.c",
            "opus/silk/float/find_pitch_lags_FLP.c",
            "opus/silk/float/find_pred_coefs_FLP.c",
            "opus/silk/float/LPC_analysis_filter_FLP.c",
            "opus/silk/float/LTP_analysis_filter_FLP.c",
            "opus/silk/float/LTP_scale_ctrl_FLP.c",
            "opus/silk/float/noise_shape_analysis_FLP.c",
            "opus/silk/float/prefilter_FLP.c",
            "opus/silk/float/process_gains_FLP.c",
            "opus/silk/float/regularize_correlations_FLP.c",
            "opus/silk/float/residual_energy_FLP.c",
            "opus/silk/float/solve_LS_FLP.c",
            "opus/silk/float/warped_autocorrelation_FLP.c",
            "opus/silk/float/wrappers_FLP.c",
            "opus/silk/float/autocorrelation_FLP.c",
            "opus/silk/float/burg_modified_FLP.c",
            "opus/silk/float/bwexpander_FLP.c",
            "opus/silk/float/energy_FLP.c",
            "opus/silk/float/inner_product_FLP.c",
            "opus/silk/float/k2a_FLP.c",
            "opus/silk/float/levinsondurbin_FLP.c",
            "opus/silk/float/LPC_inv_pred_gain_FLP.c",
            "opus/silk/float/pitch_analysis_core_FLP.c",
            "opus/silk/float/scale_copy_vector_FLP.c",
            "opus/silk/float/scale_vector_FLP.c",
            "opus/silk/float/schur_FLP.c",
            "opus/silk/float/sort_FLP.c",
          ]
        }]
      ]
    }
  ]
}
