1 files changed, 54 insertions, 0 deletions
diff --git a/external/plyer/platforms/android/irblaster.py b/external/plyer/platforms/android/irblaster.py
new file mode 100644
index 0000000..6c44717
--- /dev/null
+++ b/external/plyer/platforms/android/irblaster.py
@@ -0,0 +1,54 @@
+from jnius import autoclass
+
+from plyer.facades import IrBlaster
+from plyer.platforms.android import activity, SDK_INT, ANDROID_VERSION
+
+if SDK_INT >= 19:
+    Context = autoclass('android.content.Context')
+    ir_manager = activity.getSystemService(Context.CONSUMER_IR_SERVICE)
+else:
+    ir_manager = None
+
+
+class AndroidIrBlaster(IrBlaster):
+    def _exists(self):
+        if ir_manager and ir_manager.hasIrEmitter():
+            return True
+        return False
+
+    @property
+    def multiply_pulse(self):
+        '''Android 4.4.3+ uses microseconds instead of period counts
+        '''
+        return not (SDK_INT == 19 and
+                    int(str(ANDROID_VERSION.RELEASE).rsplit('.', 1)[-1]) < 3)
+
+    def _get_frequencies(self):
+        if not ir_manager:
+            return None
+
+        if hasattr(self, '_frequencies'):
+            return self._frequencies
+
+        ir_frequencies = ir_manager.getCarrierFrequencies()
+        if not ir_frequencies:
+            return []
+
+        frequencies = []
+        for freqrange in ir_frequencies:
+            freq = (freqrange.getMinFrequency(), freqrange.getMaxFrequency())
+            frequencies.append(freq)
+
+        self._frequencies = frequencies
+        return frequencies
+
+    def _transmit(self, frequency, pattern, mode):
+        if self.multiply_pulse and mode == 'period':
+            pattern = self.periods_to_microseconds(frequency, pattern)
+        elif not self.multiply_pulse and mode == 'microseconds':
+            pattern = self.microseconds_to_periods(frequency, pattern)
+        ir_manager.transmit(frequency, pattern)
+
+
+def instance():
+    return AndroidIrBlaster()