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#ifndef _ANDROID_MEDIA_MEDIACODEC_H_ 18#define _ANDROID_MEDIA_MEDIACODEC_H_ 19 20#include "jni.h" 21 22#include <media/hardware/CryptoAPI.h> 23#include <media/stagefright/foundation/ABase.h> 24#include <utils/Errors.h> 25#include <utils/RefBase.h> 26 27namespace android { 28 29struct ALooper; 30struct AMessage; 31struct AString; 32struct ICrypto; 33struct ISurfaceTexture; 34struct MediaCodec; 35struct SurfaceTextureClient; 36 37struct JMediaCodec : public RefBase { 38 JMediaCodec( 39 JNIEnv *env, jobject thiz, 40 const char *name, bool nameIsType, bool encoder); 41 42 status_t initCheck() const; 43 44 status_t configure( 45 const sp<AMessage> &format, 46 const sp<ISurfaceTexture> &surfaceTexture, 47 const sp<ICrypto> &crypto, 48 int flags); 49 50 status_t start(); 51 status_t stop(); 52 53 status_t flush(); 54 55 status_t queueInputBuffer( 56 size_t index, 57 size_t offset, size_t size, int64_t timeUs, uint32_t flags, 58 AString *errorDetailMsg); 59 60 status_t queueSecureInputBuffer( 61 size_t index, 62 size_t offset, 63 const CryptoPlugin::SubSample *subSamples, 64 size_t numSubSamples, 65 const uint8_t key[16], 66 const uint8_t iv[16], 67 CryptoPlugin::Mode mode, 68 int64_t presentationTimeUs, 69 uint32_t flags, 70 AString *errorDetailMsg); 71 72 status_t dequeueInputBuffer(size_t *index, int64_t timeoutUs); 73 74 status_t dequeueOutputBuffer( 75 JNIEnv *env, jobject bufferInfo, size_t *index, int64_t timeoutUs); 76 77 status_t releaseOutputBuffer(size_t index, bool render); 78 79 status_t getOutputFormat(JNIEnv *env, jobject *format) const; 80 81 status_t getBuffers( 82 JNIEnv *env, bool input, jobjectArray *bufArray) const; 83 84 void setVideoScalingMode(int mode); 85 86protected: 87 virtual ~JMediaCodec(); 88 89private: 90 jclass mClass; 91 jweak mObject; 92 sp<SurfaceTextureClient> mSurfaceTextureClient; 93 94 sp<ALooper> mLooper; 95 sp<MediaCodec> mCodec; 96 97 DISALLOW_EVIL_CONSTRUCTORS(JMediaCodec); 98}; 99 100} // namespace android 101 102#endif // _ANDROID_MEDIA_MEDIACODEC_H_ 103