#include <stdio.h>

#include "audio.h"
#include "audio_source_file.h"
#include "audio_demuxer_mp3.h"
#include "audio_decoder_mp3.h"
#include "audio_filter_param_eq.h"
#include "audio_filter_resample.h"
#include "audio_sink_libao.h"
#include "audio_sink_file.h"

int main(int argc, char **argv) {
    AudioPipeline *pipeline;
    EQBand bands[] = {
        {
            .type = EQTypeLowShelf,
            .frequency = 32.0,
            .Q = 1.41,
            .gain = -4.47
        },
        {
            .type = EQTypePeak,
            .frequency = 64.0,
            .Q = 1.41,
            .gain = 2.15
        },
        {
            .type = EQTypePeak,
            .frequency = 125.0,
            .Q = 1.41,
            .gain = 5.13
        },
        {
            .type = EQTypePeak,
            .frequency = 250.0,
            .Q = 1.41,
            .gain = 5.13
        },
        {
            .type = EQTypePeak,
            .frequency = 500.0,
            .Q = 1.41,
            .gain = -3.48
        },
        {
            .type = EQTypePeak,
            .frequency = 1000.0,
            .Q = 1.41,
            .gain = -4.14
        },
        {
            .type = EQTypePeak,
            .frequency = 2000.0,
            .Q = 1.41,
            .gain = 0
        },
        {
            .type = EQTypePeak,
            .frequency = 4000.0,
            .Q = 1.41,
            .gain = 3.14
        },
        {
            .type = EQTypePeak,
            .frequency = 8000.0,
            .Q = 1.41,
            .gain = 3.14
        },
        {
            .type = EQTypeHighShelf,
            .frequency = 16000.0,
            .Q = 1.41,
            .gain = 3.14
        },
    };
    
    pipeline = audio_pipeline_assemble(
       audio_source_file("/Users/dark/test2.mp3", 512),
       audio_demuxer_mp3(),
       audio_decoder_mp3(),
       audio_filter_resample(48000),
       audio_filter_param_eq(bands, 10, -6.5),
       audio_sink_libao(),
       //audio_sink_file("/Users/dark/out.raw"),
       NULL
   );

    if (pipeline != NULL) {
        /* Assembly worked, start the thing ! */
        AudioPipelineStatus result = pipeline->start(pipeline);
        
        if (result != PipelineFinished) {
            fprintf(stderr, "Pipeline failed, status was %d\n", result);
        } else {
            fprintf(stderr, "Pipeline finished.\n");
        }
        
        /* We're done here, disassemble and free everything */
        audio_pipeline_destroy(pipeline);
    } else {
        fprintf(stderr, "Failed to assemble MP3 pipeline!\n");
        return 1;
    }

    return 0;
}