Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012, The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "MediaCodec-JNI" |
| 19 | #include <utils/Log.h> |
| 20 | |
| 21 | #include <media/stagefright/foundation/ADebug.h> |
| 22 | #include <media/stagefright/MediaCodecList.h> |
| 23 | |
| 24 | #include "android_runtime/AndroidRuntime.h" |
| 25 | #include "jni.h" |
| 26 | #include "JNIHelp.h" |
| 27 | |
| 28 | using namespace android; |
| 29 | |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 30 | static jint android_media_MediaCodecList_getCodecCount( |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 31 | JNIEnv *env, jobject thiz) { |
| 32 | return MediaCodecList::getInstance()->countCodecs(); |
| 33 | } |
| 34 | |
| 35 | static jstring android_media_MediaCodecList_getCodecName( |
| 36 | JNIEnv *env, jobject thiz, jint index) { |
| 37 | const char *name = MediaCodecList::getInstance()->getCodecName(index); |
| 38 | |
| 39 | if (name == NULL) { |
| 40 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 41 | return NULL; |
| 42 | } |
| 43 | |
| 44 | return env->NewStringUTF(name); |
| 45 | } |
| 46 | |
| 47 | static jboolean android_media_MediaCodecList_isEncoder( |
| 48 | JNIEnv *env, jobject thiz, jint index) { |
| 49 | return MediaCodecList::getInstance()->isEncoder(index); |
| 50 | } |
| 51 | |
| 52 | static jarray android_media_MediaCodecList_getSupportedTypes( |
| 53 | JNIEnv *env, jobject thiz, jint index) { |
| 54 | Vector<AString> types; |
| 55 | status_t err = |
| 56 | MediaCodecList::getInstance()->getSupportedTypes(index, &types); |
| 57 | |
| 58 | if (err != OK) { |
| 59 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 60 | return NULL; |
| 61 | } |
| 62 | |
| 63 | jclass clazz = env->FindClass("java/lang/String"); |
| 64 | CHECK(clazz != NULL); |
| 65 | |
| 66 | jobjectArray array = env->NewObjectArray(types.size(), clazz, NULL); |
| 67 | |
| 68 | for (size_t i = 0; i < types.size(); ++i) { |
| 69 | jstring obj = env->NewStringUTF(types.itemAt(i).c_str()); |
| 70 | env->SetObjectArrayElement(array, i, obj); |
| 71 | env->DeleteLocalRef(obj); |
| 72 | obj = NULL; |
| 73 | } |
| 74 | |
| 75 | return array; |
| 76 | } |
| 77 | |
| 78 | static jobject android_media_MediaCodecList_getCodecCapabilities( |
| 79 | JNIEnv *env, jobject thiz, jint index, jstring type) { |
| 80 | if (type == NULL) { |
| 81 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 82 | return NULL; |
| 83 | } |
| 84 | |
| 85 | const char *typeStr = env->GetStringUTFChars(type, NULL); |
| 86 | |
| 87 | if (typeStr == NULL) { |
| 88 | // Out of memory exception already pending. |
| 89 | return NULL; |
| 90 | } |
| 91 | |
| 92 | Vector<MediaCodecList::ProfileLevel> profileLevels; |
| 93 | Vector<uint32_t> colorFormats; |
| 94 | |
| 95 | status_t err = |
| 96 | MediaCodecList::getInstance()->getCodecCapabilities( |
| 97 | index, typeStr, &profileLevels, &colorFormats); |
| 98 | |
| 99 | env->ReleaseStringUTFChars(type, typeStr); |
| 100 | typeStr = NULL; |
| 101 | |
| 102 | if (err != OK) { |
| 103 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 104 | return NULL; |
| 105 | } |
| 106 | |
| 107 | jclass capsClazz = |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 108 | env->FindClass("android/media/MediaCodecInfo$CodecCapabilities"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 109 | CHECK(capsClazz != NULL); |
| 110 | |
| 111 | jobject caps = env->AllocObject(capsClazz); |
| 112 | |
| 113 | jclass profileLevelClazz = |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 114 | env->FindClass("android/media/MediaCodecInfo$CodecProfileLevel"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 115 | CHECK(profileLevelClazz != NULL); |
| 116 | |
| 117 | jobjectArray profileLevelArray = |
| 118 | env->NewObjectArray(profileLevels.size(), profileLevelClazz, NULL); |
| 119 | |
| 120 | jfieldID profileField = |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 121 | env->GetFieldID(profileLevelClazz, "profile", "I"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 122 | |
| 123 | jfieldID levelField = |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 124 | env->GetFieldID(profileLevelClazz, "level", "I"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 125 | |
| 126 | for (size_t i = 0; i < profileLevels.size(); ++i) { |
| 127 | const MediaCodecList::ProfileLevel &src = profileLevels.itemAt(i); |
| 128 | |
| 129 | jobject profileLevelObj = env->AllocObject(profileLevelClazz); |
| 130 | |
| 131 | env->SetIntField(profileLevelObj, profileField, src.mProfile); |
| 132 | env->SetIntField(profileLevelObj, levelField, src.mLevel); |
| 133 | |
| 134 | env->SetObjectArrayElement(profileLevelArray, i, profileLevelObj); |
| 135 | |
| 136 | env->DeleteLocalRef(profileLevelObj); |
| 137 | profileLevelObj = NULL; |
| 138 | } |
| 139 | |
| 140 | jfieldID profileLevelsField = env->GetFieldID( |
| 141 | capsClazz, |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 142 | "profileLevels", |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 143 | "[Landroid/media/MediaCodecInfo$CodecProfileLevel;"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 144 | |
| 145 | env->SetObjectField(caps, profileLevelsField, profileLevelArray); |
| 146 | |
| 147 | env->DeleteLocalRef(profileLevelArray); |
| 148 | profileLevelArray = NULL; |
| 149 | |
| 150 | jintArray colorFormatsArray = env->NewIntArray(colorFormats.size()); |
| 151 | |
| 152 | for (size_t i = 0; i < colorFormats.size(); ++i) { |
| 153 | jint val = colorFormats.itemAt(i); |
| 154 | env->SetIntArrayRegion(colorFormatsArray, i, 1, &val); |
| 155 | } |
| 156 | |
| 157 | jfieldID colorFormatsField = env->GetFieldID( |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 158 | capsClazz, "colorFormats", "[I"); |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 159 | |
| 160 | env->SetObjectField(caps, colorFormatsField, colorFormatsArray); |
| 161 | |
| 162 | env->DeleteLocalRef(colorFormatsArray); |
| 163 | colorFormatsArray = NULL; |
| 164 | |
| 165 | return caps; |
| 166 | } |
| 167 | |
| 168 | static void android_media_MediaCodecList_native_init(JNIEnv *env) { |
| 169 | } |
| 170 | |
| 171 | static JNINativeMethod gMethods[] = { |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 172 | { "getCodecCount", "()I", (void *)android_media_MediaCodecList_getCodecCount }, |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 173 | { "getCodecName", "(I)Ljava/lang/String;", |
| 174 | (void *)android_media_MediaCodecList_getCodecName }, |
| 175 | { "isEncoder", "(I)Z", (void *)android_media_MediaCodecList_isEncoder }, |
| 176 | { "getSupportedTypes", "(I)[Ljava/lang/String;", |
| 177 | (void *)android_media_MediaCodecList_getSupportedTypes }, |
| 178 | |
| 179 | { "getCodecCapabilities", |
Andreas Huber | 60d610b | 2012-05-02 16:06:09 -0700 | [diff] [blame] | 180 | "(ILjava/lang/String;)Landroid/media/MediaCodecInfo$CodecCapabilities;", |
Andreas Huber | 5a04bf3 | 2012-03-29 16:41:38 -0700 | [diff] [blame] | 181 | (void *)android_media_MediaCodecList_getCodecCapabilities }, |
| 182 | |
| 183 | { "native_init", "()V", (void *)android_media_MediaCodecList_native_init }, |
| 184 | }; |
| 185 | |
| 186 | int register_android_media_MediaCodecList(JNIEnv *env) { |
| 187 | return AndroidRuntime::registerNativeMethods(env, |
| 188 | "android/media/MediaCodecList", gMethods, NELEM(gMethods)); |
| 189 | } |
| 190 | |