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Side by Side Diff: media/midi/usb_midi_device_android.cc

Issue 1086073004: Web MIDI: namespace change from media to media::midi (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@null
Patch Set: android build fix Created 5 years, 7 months ago
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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/i18n/icu_string_conversions.h" 11 #include "base/i18n/icu_string_conversions.h"
12 #include "base/strings/stringprintf.h" 12 #include "base/strings/stringprintf.h"
13 #include "base/time/time.h" 13 #include "base/time/time.h"
14 #include "jni/UsbMidiDeviceAndroid_jni.h" 14 #include "jni/UsbMidiDeviceAndroid_jni.h"
15 #include "media/midi/usb_midi_descriptor_parser.h" 15 #include "media/midi/usb_midi_descriptor_parser.h"
16 16
17 namespace media { 17 namespace media {
18 namespace midi {
18 19
19 UsbMidiDeviceAndroid::UsbMidiDeviceAndroid(ObjectRef raw_device, 20 UsbMidiDeviceAndroid::UsbMidiDeviceAndroid(ObjectRef raw_device,
20 UsbMidiDeviceDelegate* delegate) 21 UsbMidiDeviceDelegate* delegate)
21 : raw_device_(raw_device), delegate_(delegate) { 22 : raw_device_(raw_device), delegate_(delegate) {
22 JNIEnv* env = base::android::AttachCurrentThread(); 23 JNIEnv* env = base::android::AttachCurrentThread();
23 midi::Java_UsbMidiDeviceAndroid_registerSelf(env, raw_device_.obj(), 24 Java_UsbMidiDeviceAndroid_registerSelf(env, raw_device_.obj(),
24 reinterpret_cast<jlong>(this)); 25 reinterpret_cast<jlong>(this));
yhirano 2015/05/01 07:41:43 indent
25 26
26 GetDescriptorsInternal(); 27 GetDescriptorsInternal();
27 InitDeviceInfo(); 28 InitDeviceInfo();
28 } 29 }
29 30
30 UsbMidiDeviceAndroid::~UsbMidiDeviceAndroid() { 31 UsbMidiDeviceAndroid::~UsbMidiDeviceAndroid() {
31 JNIEnv* env = base::android::AttachCurrentThread(); 32 JNIEnv* env = base::android::AttachCurrentThread();
32 midi::Java_UsbMidiDeviceAndroid_close(env, raw_device_.obj()); 33 Java_UsbMidiDeviceAndroid_close(env, raw_device_.obj());
33 } 34 }
34 35
35 std::vector<uint8> UsbMidiDeviceAndroid::GetDescriptors() { 36 std::vector<uint8> UsbMidiDeviceAndroid::GetDescriptors() {
36 return descriptors_; 37 return descriptors_;
37 } 38 }
38 39
39 std::string UsbMidiDeviceAndroid::GetManufacturer() { 40 std::string UsbMidiDeviceAndroid::GetManufacturer() {
40 return manufacturer_; 41 return manufacturer_;
41 } 42 }
42 43
43 std::string UsbMidiDeviceAndroid::GetProductName() { 44 std::string UsbMidiDeviceAndroid::GetProductName() {
44 return product_; 45 return product_;
45 } 46 }
46 47
47 std::string UsbMidiDeviceAndroid::GetDeviceVersion() { 48 std::string UsbMidiDeviceAndroid::GetDeviceVersion() {
48 return device_version_; 49 return device_version_;
49 } 50 }
50 51
51 void UsbMidiDeviceAndroid::Send(int endpoint_number, 52 void UsbMidiDeviceAndroid::Send(int endpoint_number,
52 const std::vector<uint8>& data) { 53 const std::vector<uint8>& data) {
53 JNIEnv* env = base::android::AttachCurrentThread(); 54 JNIEnv* env = base::android::AttachCurrentThread();
54 const uint8* head = data.size() ? &data[0] : NULL; 55 const uint8* head = data.size() ? &data[0] : NULL;
55 ScopedJavaLocalRef<jbyteArray> data_to_pass = 56 ScopedJavaLocalRef<jbyteArray> data_to_pass =
56 base::android::ToJavaByteArray(env, head, data.size()); 57 base::android::ToJavaByteArray(env, head, data.size());
57 58
58 midi::Java_UsbMidiDeviceAndroid_send(env, raw_device_.obj(), endpoint_number, 59 Java_UsbMidiDeviceAndroid_send(env, raw_device_.obj(), endpoint_number,
59 data_to_pass.obj()); 60 data_to_pass.obj());
yhirano 2015/05/01 07:41:43 indent
60 } 61 }
61 62
62 void UsbMidiDeviceAndroid::OnData(JNIEnv* env, 63 void UsbMidiDeviceAndroid::OnData(JNIEnv* env,
63 jobject caller, 64 jobject caller,
64 jint endpoint_number, 65 jint endpoint_number,
65 jbyteArray data) { 66 jbyteArray data) {
66 std::vector<uint8> bytes; 67 std::vector<uint8> bytes;
67 base::android::JavaByteArrayToByteVector(env, data, &bytes); 68 base::android::JavaByteArrayToByteVector(env, data, &bytes);
68 69
69 const uint8* head = bytes.size() ? &bytes[0] : NULL; 70 const uint8* head = bytes.size() ? &bytes[0] : NULL;
70 delegate_->ReceiveUsbMidiData(this, endpoint_number, head, bytes.size(), 71 delegate_->ReceiveUsbMidiData(this, endpoint_number, head, bytes.size(),
71 base::TimeTicks::Now()); 72 base::TimeTicks::Now());
72 } 73 }
73 74
74 bool UsbMidiDeviceAndroid::RegisterUsbMidiDevice(JNIEnv* env) { 75 bool UsbMidiDeviceAndroid::RegisterUsbMidiDevice(JNIEnv* env) {
75 return midi::RegisterNativesImpl(env); 76 return RegisterNativesImpl(env);
76 } 77 }
77 78
78 void UsbMidiDeviceAndroid::GetDescriptorsInternal() { 79 void UsbMidiDeviceAndroid::GetDescriptorsInternal() {
79 JNIEnv* env = base::android::AttachCurrentThread(); 80 JNIEnv* env = base::android::AttachCurrentThread();
80 base::android::ScopedJavaLocalRef<jbyteArray> descriptors = 81 base::android::ScopedJavaLocalRef<jbyteArray> descriptors =
81 midi::Java_UsbMidiDeviceAndroid_getDescriptors(env, raw_device_.obj()); 82 Java_UsbMidiDeviceAndroid_getDescriptors(env, raw_device_.obj());
82 83
83 base::android::JavaByteArrayToByteVector(env, descriptors.obj(), 84 base::android::JavaByteArrayToByteVector(env, descriptors.obj(),
84 &descriptors_); 85 &descriptors_);
85 } 86 }
86 87
87 void UsbMidiDeviceAndroid::InitDeviceInfo() { 88 void UsbMidiDeviceAndroid::InitDeviceInfo() {
88 UsbMidiDescriptorParser parser; 89 UsbMidiDescriptorParser parser;
89 UsbMidiDescriptorParser::DeviceInfo info; 90 UsbMidiDescriptorParser::DeviceInfo info;
90 91
91 const uint8* data = descriptors_.size() > 0 ? &descriptors_[0] : nullptr; 92 const uint8* data = descriptors_.size() > 0 ? &descriptors_[0] : nullptr;
(...skipping 12 matching lines...) Expand all
104 base::StringPrintf("(vendor id = 0x%04x)", info.vendor_id)); 105 base::StringPrintf("(vendor id = 0x%04x)", info.vendor_id));
105 product_ = 106 product_ =
106 GetString(info.product_index, 107 GetString(info.product_index,
107 base::StringPrintf("(product id = 0x%04x)", info.product_id)); 108 base::StringPrintf("(product id = 0x%04x)", info.product_id));
108 device_version_ = info.BcdVersionToString(info.bcd_device_version); 109 device_version_ = info.BcdVersionToString(info.bcd_device_version);
109 } 110 }
110 111
111 std::vector<uint8> UsbMidiDeviceAndroid::GetStringDescriptor(int index) { 112 std::vector<uint8> UsbMidiDeviceAndroid::GetStringDescriptor(int index) {
112 JNIEnv* env = base::android::AttachCurrentThread(); 113 JNIEnv* env = base::android::AttachCurrentThread();
113 base::android::ScopedJavaLocalRef<jbyteArray> descriptors = 114 base::android::ScopedJavaLocalRef<jbyteArray> descriptors =
114 midi::Java_UsbMidiDeviceAndroid_getStringDescriptor( 115 Java_UsbMidiDeviceAndroid_getStringDescriptor(
115 env, raw_device_.obj(), index); 116 env, raw_device_.obj(), index);
116 117
117 std::vector<uint8> ret; 118 std::vector<uint8> ret;
118 base::android::JavaByteArrayToByteVector(env, descriptors.obj(), &ret); 119 base::android::JavaByteArrayToByteVector(env, descriptors.obj(), &ret);
119 return ret; 120 return ret;
120 } 121 }
121 122
122 std::string UsbMidiDeviceAndroid::GetString(int index, 123 std::string UsbMidiDeviceAndroid::GetString(int index,
123 const std::string& backup) { 124 const std::string& backup) {
124 const uint8 DESCRIPTOR_TYPE_STRING = 3; 125 const uint8 DESCRIPTOR_TYPE_STRING = 3;
(...skipping 10 matching lines...) Expand all
135 } 136 }
136 size_t size = descriptor[0]; 137 size_t size = descriptor[0];
137 std::string encoded(reinterpret_cast<char*>(&descriptor[0]) + 2, size - 2); 138 std::string encoded(reinterpret_cast<char*>(&descriptor[0]) + 2, size - 2);
138 std::string result; 139 std::string result;
139 // Unicode ECN specifies that the string is encoded in UTF-16LE. 140 // Unicode ECN specifies that the string is encoded in UTF-16LE.
140 if (!base::ConvertToUtf8AndNormalize(encoded, "utf-16le", &result)) 141 if (!base::ConvertToUtf8AndNormalize(encoded, "utf-16le", &result))
141 return backup; 142 return backup;
142 return result; 143 return result;
143 } 144 }
144 145
146 } // namespace midi
145 } // namespace media 147 } // namespace media
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