modelisationanalysespectrale/rossignol/nonParametrique/.ipynb_checkpoints/note_flute_draft-checkpoint.ipynb

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 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Flute\n",
    "\n",
    "## Objectif de ce fichier\n",
    "\n",
    "pipopipopipo\n",
    "\n",
    "## Code\n",
    "\n",
    "On importe le son de la flûte.\n",
    "\n",
    "On affiche et on joue le son pour s'assurer qu'il est bien **Ne fonctionne pas ?**"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "┌ Info: Precompiling ImageView [86fae568-95e7-573e-a6b2-d8a6b900c9ef]\n",
      "└ @ Base loading.jl:1242\n"
     ]
    }
   ],
   "source": [
    "using WAV\n",
    "using Plots\n",
    "using WORLD\n",
    "using ImageView"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "metadata": {},
   "outputs": [],
   "source": [
    "y_flute, fs_flute = wavread(\"fluteircam.wav\");\n",
    "y_flute = vec(y_flute);\n",
    "fs_flute = floor(Int, fs_flute);\n",
    "t_flute = (0 : 1 : size(y_flute)[1]-1)/fs_flute;"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "metadata": {},
   "outputs": [],
   "source": [
    "#wavplay(y_flute, fs_flute);\n",
    "#plot(t_flute, y_flute, title=\"Flute\",label=[\"Signal brut\"])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "metadata": {},
   "outputs": [],
   "source": [
    "opt = HarvestOption(300.0, 800.0, 0.02)#floor and ceil freq, period\n",
    "f0, timeaxis = harvest(y_flute, fs_flute, opt);"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "metadata": {},
   "outputs": [],
   "source": [
    "#plot(timeaxis, f0)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "metadata": {},
   "outputs": [],
   "source": [
    "opt = DioOption(f0floor=300.0, f0ceil=800.0, channels_in_octave=2.0,\n",
    "        period=0.2, speed=1)\n",
    "f0, timeaxis = dio(y_flute, fs_flute, opt);"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 39,
   "metadata": {},
   "outputs": [],
   "source": [
    "#plot(timeaxis, f0)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "metadata": {},
   "outputs": [],
   "source": [
    "spectrogram = cheaptrick(y_flute, fs_flute, timeaxis, f0);"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 41,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "(1025, 68426)\n"
     ]
    }
   ],
   "source": [
    "println(size(spectrogram/max(spectrogram)))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dict{String,Any} with 4 entries:\n",
       "  \"gui\"         => Dict{String,Any}(\"window\"=>GtkWindowLeaf(name=\"\", parent, wi…\n",
       "  \"roi\"         => Dict{String,Any}(\"redraw\"=>74: \"map(clim-mapped image, input…\n",
       "  \"annotations\" => 40: \"input-14\" = Dict{UInt64,Any}() Dict{UInt64,Any} \n",
       "  \"clim\"        => 39: \"CLim\" = CLim{Float64}(5.04797e-17, 1.15948) CLim{Float6…"
      ]
     },
     "execution_count": 42,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "imshow(spectrogram)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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