<div dir="ltr">Os PDFs são georreferenciados sim!<div><br></div><div style>Por exemplo, o distrito do Quinzópolis (onde passei minha infância) está neste mapa:</div><div style><a href="ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2007/mapa_urbano_estatistico/pr/cartoa1/santa_mariana/f4123907000010101.pdf">ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2007/mapa_urbano_estatistico/pr/cartoa1/santa_mariana/f4123907000010101.pdf</a><br>
</div><div style><br></div><div style>os "limites" são as referências em coordenadas UTM, para convertê-las para latitude e longitude falta apenas o código da "utm zone", e transformar estas coordenadas de Km para metros.</div>
<div style><br></div><div style>No mapa, a coordenada identificada como (543.65, 7452.52) faz referência ao quadrante 22S (descobri olhando aqui: <a href="http://en.wikipedia.org/wiki/File:LA2-South-America-UTM-zones.png">http://en.wikipedia.org/wiki/File:LA2-South-America-UTM-zones.png</a> e trocando a letra para S, de "South" mesmo)</div>
<div style><br></div><div style>Então, a formatação apropriada da coordenada descrita no mapa em UTM é  "22S 543650 7452520"</div><div style><br></div><div style>Este script online é capaz de traduzir o endereço utm para lat,long</div>
<div style><a href="http://geographiclib.sourceforge.net/cgi-bin/GeoConvert">http://geographiclib.sourceforge.net/cgi-bin/GeoConvert</a><br></div><div style><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">
2013/1/8 Aun Yngve Johnsen <span dir="ltr"><<a href="mailto:lists@gimnechiske.org" target="_blank">lists@gimnechiske.org</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="auto"><div>Algumas perguntas,</div><div><br></div><div>Os pdf's sao georeferenciadas? </div><div><br></div><div>Como abrir em JOSM?</div><div><br></div><div>Não tem computador disponivel este semana<span class="HOEnZb"><font color="#888888"><br>
<br><div>Aun Johnsen</div></font></span></div><div><div class="h5"><div><br>On 8. jan. 2013, at 22:45, Wille <<a href="mailto:wille@wille.blog.br" target="_blank">wille@wille.blog.br</a>> wrote:<br><br></div><blockquote type="cite">
<div>
  
    
  
  
    <div>Encontrei novamente no site do IBGE os
      mapas de 2007 com numa escala que nos permite consultar os nomes
      das ruas de cidades de todo o Brasil:
<a href="ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2007/mapa_urbano_estatistico/" target="_blank">ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2007/mapa_urbano_estatistico/</a><br>
      <br>
      abçs,<br>
      wille<br>
      <br>
      On 05-10-2012 13:31, Wille wrote:<br>
    </div>
    <blockquote type="cite">
      
      <div>Valeu, Gerard!<br>
        <br>
        Porém os da Bahia continuam com o mesmo problema, veja um
        exemplo:
        <a href="ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2010/mapa_municipal_estatistico/ba/brumado_v2.pdf" target="_blank">ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2010/mapa_municipal_estatistico/ba/brumado_v2.pdf</a><br>

        <br>
        On 05-10-2012 12:26, Gerald Weber wrote:<br>
      </div>
      <blockquote type="cite">Dê uma olhada nos mapas v2
        <div><a href="ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2010/mapa_municipal_estatistico/mg" target="_blank">ftp://geoftp.ibge.gov.br/mapas_estatisticos/censo_2010/mapa_municipal_estatistico/mg</a></div>
        <div> <br>
        </div>
        <div>parecem ser bem mais detalhados</div>
        <div><br>
        </div>
        <div>abraço</div>
        <div><br>
        </div>
        <div>Gerald<br>
          <br>
          <div class="gmail_quote">2012/10/5 Wille <span dir="ltr"><<a href="mailto:wille@wille.blog.br" target="_blank">wille@wille.blog.br</a>></span><br>
            <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
              <div bgcolor="#FFFFFF" text="#000000">
                <div>Dei uma olhada nos mapas, mas os daqui da Bahia
                  mostram apenas o entorno das cidades. Não vão ser
                  muito úteis...
                  <div>
                    <div><br>
                      <br>
                      <br>
                      On 20-09-2012 22:05, Wille wrote:<br>
                    </div>
                  </div>
                </div>
                <div>
                  <div>
                    <blockquote type="cite">
                      <div>Massa, Arlindo! Depois vou contribuir com
                        alguns arquivos.<br>
                        <br>
                        abraços,<br>
                        <br>
                        On 19-09-2012 17:43, Arlindo Pereira wrote:<br>
                      </div>
                      <blockquote type="cite">Criei o repositório no
                        GitHub:
                        <div><br>
                        </div>
                        <div><a href="https://github.com/nighto/calibracao-mapas-ibge" target="_blank">https://github.com/nighto/calibracao-mapas-ibge</a> </div>
                        <div><br>
                        </div>
                        <div>Gerald (e demais), você pode colocar lá (ou
                          me passar) os arquivos .cal referente aos
                          arquivos que você já fez?</div>
                        <div><br>
                        </div>
                        <div>[]s<br>
                          <br>
                          <div class="gmail_quote">2012/9/19 George
                            Silva <span dir="ltr"><<a href="mailto:georger.silva@gmail.com" target="_blank">georger.silva@gmail.com</a>></span><br>
                            <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> Arlindo e
                              demais...
                              <div><br>
                              </div>
                              <div>Geralmente fico só nos "bizus" na
                                lista, mas não acho que seja o ideal
                                duplicar a informação, portanto, aqui
                                vai uma sugestã:</div>
                              <div><br>
                              </div>
                              <div>Deixe que o IBGE se preocupe com o
                                armazenamento dos dados por enquanto.
                                Abra o repositório no github e faça um
                                link através da wiki do git. É menos
                                trabalhoso :D.</div>
                              <div><br>
                              </div>
                              <div>Abraços
                                <div>
                                  <div><br>
                                    <br>
                                    <div class="gmail_quote">2012/9/19
                                      Arlindo Pereira <span dir="ltr"><<a href="mailto:openstreetmap@arlindopereira.com" target="_blank">openstreetmap@arlindopereira.com</a>></span><br>
                                      <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Wille e
                                        demais,
                                        <div><br>
                                        </div>
                                        <div>que tal criarmos um
                                          repositório no GitHub com os
                                          mapas do IBGE e seus
                                          respectivos arquivos de
                                          calibração?</div>
                                        <div><br>
                                        </div>
                                        <div>[]s
                                          <div>
                                            <div><br>
                                              <br>
                                              <div class="gmail_quote">2012/9/18

                                                Wille <span dir="ltr"><<a href="mailto:wille@wille.blog.br" target="_blank">wille@wille.blog.br</a>></span><br>
                                                <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Olá,

                                                  Gerald<br>
                                                  <br>
                                                  Tenho usado essa
                                                  técnica, porém eu não
                                                  sabia desse endereço
                                                  novo dos mapas no site
                                                  IBGE e não estava
                                                  encontrando mais os
                                                  mapas. Valeu por
                                                  postar aqui!<br>
                                                  <br>
                                                  Muito bom também essa
                                                  linha de comando do
                                                  convert!
                                                  <div>
                                                    <div><br>
                                                      <br>
                                                      On 18-09-2012
                                                      18:32, Gerald
                                                      Weber wrote:<br>
                                                      <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                                                        Olá<br>
                                                        <br>
                                                        eu não sei
                                                        vocês, mas eu
                                                        sempre tive
                                                        dificuldade em
                                                        fazer uso dos
                                                        mapas em pdf<br>
                                                        do IBGE (<a href="http://www.ibge.gov.br/mapas_ibge/bases_municipais.php" target="_blank">http://www.ibge.gov.br/mapas_ibge/bases_municipais.php</a>).<br>
                                                        <br>
                                                        Uma solução que
                                                        achei para isto
                                                        foi usar um
                                                        plugin do JOSM
                                                        chamado
                                                        PicLayer.<br>
                                                        Vou passar a
                                                        receita que
                                                        estou usando
                                                        aqui, não sei se
                                                        é do
                                                        conhecimento de<br>
                                                        vocês.<br>
                                                        <br>
                                                        No JOSM,
                                                        selecione
                                                        editar/preferências
                                                        e instale o
                                                        plugin PicLayer.<br>
                                                        <br>
                                                        Baixe o mapa em
                                                        pdf do seu
                                                        interesse. Eu
                                                        faço a conversão
                                                        do pdf para jpg
                                                        no<br>
                                                        linux da
                                                        seguinte maneira
                                                        (linha de
                                                        comando)<br>
                                                        <br>
                                                        convert -density
                                                        300 mapa.pdf
                                                        mapa.jpg<br>
                                                        <br>
                                                        o argumento
                                                        -density 300
                                                        garante que as
                                                        letras do mapa
                                                        do IBGE
                                                        continuem<br>
                                                        visíveis no
                                                        JOSM. Se o mapa
                                                        em pdf tiver
                                                        mais de uma
                                                        página ele
                                                        geralmente<br>
                                                        cria os arquivos
                                                        assim:
                                                        mapa-0.jpg,
                                                        mapa-1.jpg etc.
                                                        O convert é um
                                                        pacote do<br>
                                                        ImageMagic.<br>
                                                        <br>
                                                        No JOSM,
                                                        posicione as
                                                        coordenadas mais
                                                        ou menos na
                                                        região de onde
                                                        seria o<br>
                                                        mapa, selecione
                                                        a aba PicLayer e
                                                        carrege o
                                                        mapa.jpg.<br>
                                                        <br>
                                                        Agora vem a
                                                        parte mais
                                                        chatinha que é
                                                        calibrar o mapa.
                                                        Como os mapas do
                                                        IBGE<br>
                                                        vem com as
                                                        latitudes/longitudes
                                                        dá para marcar
                                                        os pontos e
                                                        arrastá-los.
                                                        Requer<br>
                                                        um pouquinho de
                                                        prática, mas uma
                                                        vez que está
                                                        feito ele salva
                                                        a calibração num<br>
                                                        arquivo
                                                        mapa.jpg.cal e
                                                        fica pronto. No
                                                        site do PicLayer
                                                        tem um tutorial
                                                        de<br>
                                                        como isto é
                                                        feito (<a href="http://wiki.openstreetmap.org/wiki/JOSM/Plugins/PicLayer" target="_blank">http://wiki.openstreetmap.org/wiki/JOSM/Plugins/PicLayer</a>).<br>
                                                        <br>
                                                        Agora uma
                                                        pergunta: a
                                                        gente teria
                                                        algum lugar onde
                                                        pudessemos
                                                        depositar os<br>
                                                        arquivos de
                                                        calibração?
                                                        Assim, se o
                                                        arquivo já
                                                        existe não seria
                                                        necessário<br>
                                                        passar por este
                                                        passo que é a
                                                        parte mais
                                                        trabalhosa.<br>
                                                        <br>
                                                        Os mapas do IBGE
                                                        não são muito
                                                        precisos, eu não
                                                        os usaria para
                                                        desenhar<br>
                                                        caminhos, mas
                                                        eles são uma
                                                        ajuda tremenda
                                                        para identificar
                                                        nomes de<br>
                                                        localidades,
                                                        rios, serras
                                                        etc.<br>
                                                        <br>
                                                        bom divertimento<br>
                                                        <br>
                                                        Gerald<br>
                                                        <br>
_______________________________________________<br>
                                                        Talk-br mailing
                                                        list<br>
                                                        <a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a><br>
                                                        <a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
                                                      </blockquote>
                                                      <br>
                                                      <br>
_______________________________________________<br>
                                                      Talk-br mailing
                                                      list<br>
                                                      <a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a><br>
                                                      <a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
                                                    </div>
                                                  </div>
                                                </blockquote>
                                              </div>
                                              <br>
                                            </div>
                                          </div>
                                        </div>
                                        <br>
_______________________________________________<br>
                                        Talk-br mailing list<br>
                                        <a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a><br>
                                        <a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
                                        <br>
                                      </blockquote>
                                    </div>
                                    <br>
                                    <br clear="all">
                                    <div><br>
                                    </div>
                                  </div>
                                </div>
                                <span><font color="#888888">-- <br>
                                    George R. C. Silva<br>
                                    <br>
                                    Desenvolvimento em GIS<br>
                                    <a href="http://geoprocessamento.net" target="_blank">http://geoprocessamento.net</a><br>
                                    <a href="http://blog.geoprocessamento.net" target="_blank">http://blog.geoprocessamento.net</a>
                                    <br>
                                  </font></span></div>
                              <br>
_______________________________________________<br>
                              Talk-br mailing list<br>
                              <a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a><br>
                              <a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
                              <br>
                            </blockquote>
                          </div>
                          <br>
                        </div>
                        <br>
                        <fieldset></fieldset>
                        <br>
                        <pre>_______________________________________________
Talk-br mailing list
<a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a>
<a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a>
</pre>
                      </blockquote>
                      <br>
                      <br>
                      <fieldset></fieldset>
                      <br>
                      <pre>_______________________________________________
Talk-br mailing list
<a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a>
<a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a>
</pre>
                    </blockquote>
                    <br>
                  </div>
                </div>
              </div>
              <br>
              _______________________________________________<br>
              Talk-br mailing list<br>
              <a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a><br>
              <a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
              <br>
            </blockquote>
          </div>
          <br>
        </div>
        <br>
        <fieldset></fieldset>
        <br>
        <pre>_______________________________________________
Talk-br mailing list
<a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a>
<a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a>
</pre>
      </blockquote>
      <br>
    </blockquote>
    <br>
  

</div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>Talk-br mailing list</span><br><span><a href="mailto:Talk-br@openstreetmap.org" target="_blank">Talk-br@openstreetmap.org</a></span><br>
<span><a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a></span><br></div></blockquote></div></div></div><br>_______________________________________________<br>

Talk-br mailing list<br>
<a href="mailto:Talk-br@openstreetmap.org">Talk-br@openstreetmap.org</a><br>
<a href="http://lists.openstreetmap.org/listinfo/talk-br" target="_blank">http://lists.openstreetmap.org/listinfo/talk-br</a><br>
<br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Eduardo Marcel Maçan<br><a href="http://eduardo.macan.eng.br">http://eduardo.macan.eng.br</a>
</div>