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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "media/midi/usb_midi_device_android.h" | 5 #include "media/midi/usb_midi_device_android.h" |
| 6 | 6 |
| 7 #include <jni.h> | 7 #include <jni.h> |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/android/jni_array.h" | 10 #include "base/android/jni_array.h" |
| 11 #include "base/time/time.h" | 11 #include "base/time/time.h" |
| 12 #include "jni/UsbMidiDeviceAndroid_jni.h" | 12 #include "jni/UsbMidiDeviceAndroid_jni.h" |
| 13 | 13 |
| 14 namespace media { | 14 namespace media { |
| 15 | 15 |
| 16 UsbMidiDeviceAndroid::UsbMidiDeviceAndroid(ObjectRef raw_device, | 16 UsbMidiDeviceAndroid::UsbMidiDeviceAndroid(ObjectRef raw_device, |
| 17 UsbMidiDeviceDelegate* delegate) | 17 UsbMidiDeviceDelegate* delegate) |
| 18 : raw_device_(raw_device), delegate_(delegate) { | 18 : raw_device_(raw_device), delegate_(delegate) { |
| 19 JNIEnv* env = base::android::AttachCurrentThread(); | 19 JNIEnv* env = base::android::AttachCurrentThread(); |
| 20 midi::Java_UsbMidiDeviceAndroid_registerSelf( | 20 Java_UsbMidiDeviceAndroid_registerSelf( |
| 21 env, raw_device_.obj(), reinterpret_cast<jlong>(this)); | 21 env, raw_device_.obj(), reinterpret_cast<jlong>(this)); |
| 22 } | 22 } |
| 23 | 23 |
| 24 UsbMidiDeviceAndroid::~UsbMidiDeviceAndroid() { | 24 UsbMidiDeviceAndroid::~UsbMidiDeviceAndroid() { |
| 25 JNIEnv* env = base::android::AttachCurrentThread(); | 25 JNIEnv* env = base::android::AttachCurrentThread(); |
| 26 midi::Java_UsbMidiDeviceAndroid_close(env, raw_device_.obj()); | 26 Java_UsbMidiDeviceAndroid_close(env, raw_device_.obj()); |
| 27 } | 27 } |
| 28 | 28 |
| 29 std::vector<uint8> UsbMidiDeviceAndroid::GetDescriptor() { | 29 std::vector<uint8> UsbMidiDeviceAndroid::GetDescriptor() { |
| 30 JNIEnv* env = base::android::AttachCurrentThread(); | 30 JNIEnv* env = base::android::AttachCurrentThread(); |
| 31 base::android::ScopedJavaLocalRef<jbyteArray> descriptors = | 31 base::android::ScopedJavaLocalRef<jbyteArray> descriptors = |
| 32 midi::Java_UsbMidiDeviceAndroid_getDescriptors(env, raw_device_.obj()); | 32 Java_UsbMidiDeviceAndroid_getDescriptors(env, raw_device_.obj()); |
| 33 | 33 |
| 34 std::vector<uint8> ret; | 34 std::vector<uint8> ret; |
| 35 base::android::JavaByteArrayToByteVector(env, descriptors.obj(), &ret); | 35 base::android::JavaByteArrayToByteVector(env, descriptors.obj(), &ret); |
| 36 return ret; | 36 return ret; |
| 37 } | 37 } |
| 38 | 38 |
| 39 void UsbMidiDeviceAndroid::Send(int endpoint_number, | 39 void UsbMidiDeviceAndroid::Send(int endpoint_number, |
| 40 const std::vector<uint8>& data) { | 40 const std::vector<uint8>& data) { |
| 41 JNIEnv* env = base::android::AttachCurrentThread(); | 41 JNIEnv* env = base::android::AttachCurrentThread(); |
| 42 const uint8* head = data.size() ? &data[0] : NULL; | 42 const uint8* head = data.size() ? &data[0] : NULL; |
| 43 ScopedJavaLocalRef<jbyteArray> data_to_pass = | 43 ScopedJavaLocalRef<jbyteArray> data_to_pass = |
| 44 base::android::ToJavaByteArray(env, head, data.size()); | 44 base::android::ToJavaByteArray(env, head, data.size()); |
| 45 | 45 |
| 46 midi::Java_UsbMidiDeviceAndroid_send( | 46 Java_UsbMidiDeviceAndroid_send( |
| 47 env, raw_device_.obj(), endpoint_number, data_to_pass.obj()); | 47 env, raw_device_.obj(), endpoint_number, data_to_pass.obj()); |
| 48 } | 48 } |
| 49 | 49 |
| 50 void UsbMidiDeviceAndroid::OnData(JNIEnv* env, | 50 void UsbMidiDeviceAndroid::OnData(JNIEnv* env, |
| 51 jobject caller, | 51 jobject caller, |
| 52 jint endpoint_number, | 52 jint endpoint_number, |
| 53 jbyteArray data) { | 53 jbyteArray data) { |
| 54 std::vector<uint8> bytes; | 54 std::vector<uint8> bytes; |
| 55 base::android::JavaByteArrayToByteVector(env, data, &bytes); | 55 base::android::JavaByteArrayToByteVector(env, data, &bytes); |
| 56 | 56 |
| 57 const uint8* head = bytes.size() ? &bytes[0] : NULL; | 57 const uint8* head = bytes.size() ? &bytes[0] : NULL; |
| 58 delegate_->ReceiveUsbMidiData(this, endpoint_number, head, bytes.size(), | 58 delegate_->ReceiveUsbMidiData(this, endpoint_number, head, bytes.size(), |
| 59 base::TimeTicks::Now()); | 59 base::TimeTicks::Now()); |
| 60 } | 60 } |
| 61 | 61 |
| 62 bool UsbMidiDeviceAndroid::RegisterUsbMidiDevice(JNIEnv* env) { | 62 bool UsbMidiDeviceAndroid::RegisterUsbMidiDevice(JNIEnv* env) { |
| 63 return midi::RegisterNativesImpl(env); | 63 return RegisterNativesImpl(env); |
| 64 } | 64 } |
| 65 | 65 |
| 66 } // namespace media | 66 } // namespace media |
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