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      1 /*
      2  * Copyright (C) 2014 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 "NdkMediaMuxer"
     19 
     20 
     21 #include "NdkMediaMuxer.h"
     22 #include "NdkMediaCodec.h"
     23 #include "NdkMediaFormatPriv.h"
     24 
     25 
     26 #include <utils/Log.h>
     27 #include <utils/StrongPointer.h>
     28 #include <media/stagefright/foundation/ABuffer.h>
     29 #include <media/stagefright/foundation/AMessage.h>
     30 #include <media/stagefright/MetaData.h>
     31 #include <media/stagefright/MediaMuxer.h>
     32 #include <media/IMediaHTTPService.h>
     33 #include <android_runtime/AndroidRuntime.h>
     34 #include <android_util_Binder.h>
     35 
     36 #include <jni.h>
     37 
     38 using namespace android;
     39 
     40 static media_status_t translate_error(status_t err) {
     41     if (err == OK) {
     42         return AMEDIA_OK;
     43     }
     44     ALOGE("sf error code: %d", err);
     45     return AMEDIA_ERROR_UNKNOWN;
     46 }
     47 
     48 struct AMediaMuxer {
     49     sp<MediaMuxer> mImpl;
     50 
     51 };
     52 
     53 extern "C" {
     54 
     55 EXPORT
     56 AMediaMuxer* AMediaMuxer_new(int fd, OutputFormat format) {
     57     ALOGV("ctor");
     58     AMediaMuxer *mData = new AMediaMuxer();
     59     mData->mImpl = new MediaMuxer(fd, (android::MediaMuxer::OutputFormat)format);
     60     return mData;
     61 }
     62 
     63 EXPORT
     64 media_status_t AMediaMuxer_delete(AMediaMuxer *muxer) {
     65     ALOGV("dtor");
     66     delete muxer;
     67     return AMEDIA_OK;
     68 }
     69 
     70 EXPORT
     71 media_status_t AMediaMuxer_setLocation(AMediaMuxer *muxer, float latitude, float longtitude) {
     72     return translate_error(muxer->mImpl->setLocation(latitude * 10000, longtitude * 10000));
     73 }
     74 
     75 EXPORT
     76 media_status_t AMediaMuxer_setOrientationHint(AMediaMuxer *muxer, int degrees) {
     77     return translate_error(muxer->mImpl->setOrientationHint(degrees));
     78 }
     79 
     80 EXPORT
     81 ssize_t AMediaMuxer_addTrack(AMediaMuxer *muxer, const AMediaFormat *format) {
     82     sp<AMessage> msg;
     83     AMediaFormat_getFormat(format, &msg);
     84     ssize_t ret = muxer->mImpl->addTrack(msg);
     85     return (ret >= 0) ? ret : translate_error(ret);
     86 }
     87 
     88 EXPORT
     89 media_status_t AMediaMuxer_start(AMediaMuxer *muxer) {
     90     return translate_error(muxer->mImpl->start());
     91 }
     92 
     93 EXPORT
     94 media_status_t AMediaMuxer_stop(AMediaMuxer *muxer) {
     95     return translate_error(muxer->mImpl->stop());
     96 }
     97 
     98 EXPORT
     99 media_status_t AMediaMuxer_writeSampleData(AMediaMuxer *muxer,
    100         size_t trackIdx, const uint8_t *data, const AMediaCodecBufferInfo *info) {
    101     sp<ABuffer> buf = new ABuffer((void*)(data + info->offset), info->size);
    102     return translate_error(
    103             muxer->mImpl->writeSampleData(buf, trackIdx, info->presentationTimeUs, info->flags));
    104 }
    105 
    106 
    107 } // extern "C"
    108 
    109