Index: media/midi/midi_manager_win.cc |
diff --git a/media/midi/midi_manager_win.cc b/media/midi/midi_manager_win.cc |
index 1d140c3d7a40a2b42884580a80ec64e04c5b77c4..e7cb8f33878056124af599a879aca6ca7fb706c4 100644 |
--- a/media/midi/midi_manager_win.cc |
+++ b/media/midi/midi_manager_win.cc |
@@ -305,6 +305,12 @@ std::string GetManufacturerName(const MidiDeviceInfo& info) { |
} |
} |
+bool IsUnsupportedDevice(const MidiDeviceInfo& info) { |
+ return info.manufacturer_id == MM_MICROSOFT && |
+ (info.product_id == MM_MSFT_WDMAUDIO_MIDIOUT || |
+ info.product_id == MM_MSFT_GENERIC_MIDISYNTH); |
+} |
+ |
using PortNumberCache = base::hash_map< |
MidiDeviceInfo, |
std::priority_queue<uint32, std::vector<uint32>, std::greater<uint32>>, |
@@ -828,6 +834,8 @@ class MidiServiceWinImpl : public MidiServiceWin { |
make_scoped_refptr(new MidiOutputDeviceState(MidiDeviceInfo(caps))); |
state->midi_handle = midi_out_handle; |
const auto& state_device_info = state->device_info; |
+ if (IsUnsupportedDevice(state_device_info)) |
+ return; |
bool add_new_port = false; |
uint32 port_number = 0; |
{ |