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<h1>Source code for osxphotos.photoinfo._photoinfo_exifinfo</h1><div class="highlight"><pre>
<span></span><span class="sd">&quot;&quot;&quot; PhotoInfo methods to expose EXIF info from the library &quot;&quot;&quot;</span>
<span class="kn">import</span> <span class="nn">logging</span>
<span class="kn">from</span> <span class="nn">dataclasses</span> <span class="kn">import</span> <span class="n">dataclass</span>
<span class="kn">from</span> <span class="nn">.._constants</span> <span class="kn">import</span> <span class="n">_PHOTOS_4_VERSION</span>
<span class="nd">@dataclass</span><span class="p">(</span><span class="n">frozen</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">ExifInfo</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot; EXIF info associated with a photo from the Photos library &quot;&quot;&quot;</span>
<span class="n">flash_fired</span><span class="p">:</span> <span class="nb">bool</span>
<span class="n">iso</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">metering_mode</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">sample_rate</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">track_format</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">white_balance</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">aperture</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">bit_rate</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">duration</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">exposure_bias</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">focal_length</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">fps</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">latitude</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">longitude</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">shutter_speed</span><span class="p">:</span> <span class="nb">float</span>
<span class="n">camera_make</span><span class="p">:</span> <span class="nb">str</span>
<span class="n">camera_model</span><span class="p">:</span> <span class="nb">str</span>
<span class="n">codec</span><span class="p">:</span> <span class="nb">str</span>
<span class="n">lens_model</span><span class="p">:</span> <span class="nb">str</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">exif_info</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot; Returns an ExifInfo object with the EXIF data for photo</span>
<span class="sd"> Note: the returned EXIF data is the data Photos stores in the database on import;</span>
<span class="sd"> ExifInfo does not provide access to the EXIF info in the actual image file</span>
<span class="sd"> Some or all of the fields may be None</span>
<span class="sd"> Only valid for Photos 5; on earlier database returns None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_db</span><span class="o">.</span><span class="n">_db_version</span> <span class="o">&lt;=</span> <span class="n">_PHOTOS_4_VERSION</span><span class="p">:</span>
<span class="n">logging</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;exif_info not implemented for this database version&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="kc">None</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">exif</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_db</span><span class="o">.</span><span class="n">_db_exifinfo_uuid</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">uuid</span><span class="p">]</span>
<span class="n">exif_info</span> <span class="o">=</span> <span class="n">ExifInfo</span><span class="p">(</span>
<span class="n">iso</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZISO&quot;</span><span class="p">],</span>
<span class="n">flash_fired</span><span class="o">=</span><span class="kc">True</span> <span class="k">if</span> <span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZFLASHFIRED&quot;</span><span class="p">]</span> <span class="o">==</span> <span class="mi">1</span> <span class="k">else</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">metering_mode</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZMETERINGMODE&quot;</span><span class="p">],</span>
<span class="n">sample_rate</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZSAMPLERATE&quot;</span><span class="p">],</span>
<span class="n">track_format</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZTRACKFORMAT&quot;</span><span class="p">],</span>
<span class="n">white_balance</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZWHITEBALANCE&quot;</span><span class="p">],</span>
<span class="n">aperture</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZAPERTURE&quot;</span><span class="p">],</span>
<span class="n">bit_rate</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZBITRATE&quot;</span><span class="p">],</span>
<span class="n">duration</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZDURATION&quot;</span><span class="p">],</span>
<span class="n">exposure_bias</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZEXPOSUREBIAS&quot;</span><span class="p">],</span>
<span class="n">focal_length</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZFOCALLENGTH&quot;</span><span class="p">],</span>
<span class="n">fps</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZFPS&quot;</span><span class="p">],</span>
<span class="n">latitude</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZLATITUDE&quot;</span><span class="p">],</span>
<span class="n">longitude</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZLONGITUDE&quot;</span><span class="p">],</span>
<span class="n">shutter_speed</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZSHUTTERSPEED&quot;</span><span class="p">],</span>
<span class="n">camera_make</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZCAMERAMAKE&quot;</span><span class="p">],</span>
<span class="n">camera_model</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZCAMERAMODEL&quot;</span><span class="p">],</span>
<span class="n">codec</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZCODEC&quot;</span><span class="p">],</span>
<span class="n">lens_model</span><span class="o">=</span><span class="n">exif</span><span class="p">[</span><span class="s2">&quot;ZLENSMODEL&quot;</span><span class="p">],</span>
<span class="p">)</span>
<span class="k">except</span> <span class="ne">KeyError</span><span class="p">:</span>
<span class="n">logging</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Could not find exif record for uuid </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">uuid</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="n">exif_info</span> <span class="o">=</span> <span class="n">ExifInfo</span><span class="p">(</span>
<span class="n">iso</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">flash_fired</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">metering_mode</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">sample_rate</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">track_format</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">white_balance</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">aperture</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">bit_rate</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">duration</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">exposure_bias</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">focal_length</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">fps</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">latitude</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">longitude</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">shutter_speed</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">camera_make</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">camera_model</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">codec</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">lens_model</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">exif_info</span>
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