NuMediaExtractor.cpp revision f69e53033f23f9f70fcdb28a3c2e650de0147459
15778822d86b0337407514b9372562b86edfa91cdAndreas Huber/* 25778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Copyright 2012, The Android Open Source Project 35778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 45778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 55778822d86b0337407514b9372562b86edfa91cdAndreas Huber * you may not use this file except in compliance with the License. 65778822d86b0337407514b9372562b86edfa91cdAndreas Huber * You may obtain a copy of the License at 75778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 85778822d86b0337407514b9372562b86edfa91cdAndreas Huber * http://www.apache.org/licenses/LICENSE-2.0 95778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 105778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Unless required by applicable law or agreed to in writing, software 115778822d86b0337407514b9372562b86edfa91cdAndreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 125778822d86b0337407514b9372562b86edfa91cdAndreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 135778822d86b0337407514b9372562b86edfa91cdAndreas Huber * See the License for the specific language governing permissions and 145778822d86b0337407514b9372562b86edfa91cdAndreas Huber * limitations under the License. 155778822d86b0337407514b9372562b86edfa91cdAndreas Huber */ 165778822d86b0337407514b9372562b86edfa91cdAndreas Huber 175778822d86b0337407514b9372562b86edfa91cdAndreas Huber//#define LOG_NDEBUG 0 185778822d86b0337407514b9372562b86edfa91cdAndreas Huber#define LOG_TAG "NuMediaExtractor" 195778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <utils/Log.h> 205778822d86b0337407514b9372562b86edfa91cdAndreas Huber 215778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/NuMediaExtractor.h> 225778822d86b0337407514b9372562b86edfa91cdAndreas Huber 235778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include "include/ESDS.h" 241608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber#include "include/WVMExtractor.h" 255778822d86b0337407514b9372562b86edfa91cdAndreas Huber 265778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/foundation/ABuffer.h> 275778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/foundation/ADebug.h> 285778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/foundation/AMessage.h> 295778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/DataSource.h> 30918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber#include <media/stagefright/FileSource.h> 315778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MediaBuffer.h> 325778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MediaDefs.h> 335778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MediaErrors.h> 345778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MediaExtractor.h> 355778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MediaSource.h> 365778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/MetaData.h> 375778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/Utils.h> 385778822d86b0337407514b9372562b86edfa91cdAndreas Huber 395778822d86b0337407514b9372562b86edfa91cdAndreas Hubernamespace android { 405778822d86b0337407514b9372562b86edfa91cdAndreas Huber 415778822d86b0337407514b9372562b86edfa91cdAndreas HuberNuMediaExtractor::NuMediaExtractor() { 425778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 435778822d86b0337407514b9372562b86edfa91cdAndreas Huber 445778822d86b0337407514b9372562b86edfa91cdAndreas HuberNuMediaExtractor::~NuMediaExtractor() { 455778822d86b0337407514b9372562b86edfa91cdAndreas Huber releaseTrackSamples(); 465778822d86b0337407514b9372562b86edfa91cdAndreas Huber 475778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < mSelectedTracks.size(); ++i) { 485778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(i); 495778822d86b0337407514b9372562b86edfa91cdAndreas Huber 505778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK_EQ((status_t)OK, info->mSource->stop()); 515778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 525778822d86b0337407514b9372562b86edfa91cdAndreas Huber 535778822d86b0337407514b9372562b86edfa91cdAndreas Huber mSelectedTracks.clear(); 545778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 555778822d86b0337407514b9372562b86edfa91cdAndreas Huber 56918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huberstatus_t NuMediaExtractor::setDataSource( 57918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber const char *path, const KeyedVector<String8, String8> *headers) { 58918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber if (mImpl != NULL) { 59918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber return -EINVAL; 60918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber } 61918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 621608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber sp<DataSource> dataSource = 631608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber DataSource::CreateFromURI(path, headers); 645778822d86b0337407514b9372562b86edfa91cdAndreas Huber 655778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (dataSource == NULL) { 665778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -ENOENT; 675778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 685778822d86b0337407514b9372562b86edfa91cdAndreas Huber 691608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber if (!strncasecmp("widevine://", path, 11)) { 701608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber String8 mimeType; 711608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber float confidence; 721608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber sp<AMessage> dummy; 731608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber bool success = SniffWVM(dataSource, &mimeType, &confidence, &dummy); 741608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 751608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber if (!success 761608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber || strcasecmp( 771608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM)) { 781608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber return ERROR_UNSUPPORTED; 791608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } 801608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 811608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber sp<WVMExtractor> extractor = new WVMExtractor(dataSource); 821608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber extractor->setAdaptiveStreamingMode(true); 831608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 841608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber mImpl = extractor; 851608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } else { 861608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber mImpl = MediaExtractor::Create(dataSource); 871608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } 885778822d86b0337407514b9372562b86edfa91cdAndreas Huber 895778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (mImpl == NULL) { 905778822d86b0337407514b9372562b86edfa91cdAndreas Huber return ERROR_UNSUPPORTED; 915778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 925778822d86b0337407514b9372562b86edfa91cdAndreas Huber 935778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 945778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 955778822d86b0337407514b9372562b86edfa91cdAndreas Huber 96918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huberstatus_t NuMediaExtractor::setDataSource(int fd, off64_t offset, off64_t size) { 97918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber if (mImpl != NULL) { 98918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber return -EINVAL; 99918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber } 100918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 101918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber sp<FileSource> fileSource = new FileSource(dup(fd), offset, size); 102918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 103918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber status_t err = fileSource->initCheck(); 104918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber if (err != OK) { 105918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber return err; 106918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber } 107918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 108918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber mImpl = MediaExtractor::Create(fileSource); 109918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 110918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber if (mImpl == NULL) { 111918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber return ERROR_UNSUPPORTED; 112918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber } 113918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 114918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber return OK; 115918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber} 116918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 1175778822d86b0337407514b9372562b86edfa91cdAndreas Hubersize_t NuMediaExtractor::countTracks() const { 1185778822d86b0337407514b9372562b86edfa91cdAndreas Huber return mImpl == NULL ? 0 : mImpl->countTracks(); 1195778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 1205778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1215778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::getTrackFormat( 1225778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t index, sp<AMessage> *format) const { 1235778822d86b0337407514b9372562b86edfa91cdAndreas Huber *format = NULL; 1245778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1255778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (mImpl == NULL) { 1265778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -EINVAL; 1275778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 1285778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1295778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (index >= mImpl->countTracks()) { 1305778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -ERANGE; 1315778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 1325778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1335778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<MetaData> meta = mImpl->getTrackMetaData(index); 1345778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1355778822d86b0337407514b9372562b86edfa91cdAndreas Huber const char *mime; 1365778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(meta->findCString(kKeyMIMEType, &mime)); 1375778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1385778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<AMessage> msg = new AMessage; 1395778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setString("mime", mime); 1405778822d86b0337407514b9372562b86edfa91cdAndreas Huber 141918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber int64_t durationUs; 142918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber if (meta->findInt64(kKeyDuration, &durationUs)) { 143918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber msg->setInt64("durationUs", durationUs); 144918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber } 145918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 1465778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (!strncasecmp("video/", mime, 6)) { 1475778822d86b0337407514b9372562b86edfa91cdAndreas Huber int32_t width, height; 1485778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(meta->findInt32(kKeyWidth, &width)); 1495778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(meta->findInt32(kKeyHeight, &height)); 1505778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1515778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setInt32("width", width); 1525778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setInt32("height", height); 1535778822d86b0337407514b9372562b86edfa91cdAndreas Huber } else { 1545778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(!strncasecmp("audio/", mime, 6)); 1555778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1565778822d86b0337407514b9372562b86edfa91cdAndreas Huber int32_t numChannels, sampleRate; 1575778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(meta->findInt32(kKeyChannelCount, &numChannels)); 1585778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(meta->findInt32(kKeySampleRate, &sampleRate)); 1595778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1605778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setInt32("channel-count", numChannels); 1615778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setInt32("sample-rate", sampleRate); 162ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 163ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber int32_t isADTS; 164ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber if (meta->findInt32(kKeyIsADTS, &isADTS)) { 165ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber msg->setInt32("is-adts", true); 166ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber } 1675778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 1685778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1695778822d86b0337407514b9372562b86edfa91cdAndreas Huber int32_t maxInputSize; 1705778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) { 1715778822d86b0337407514b9372562b86edfa91cdAndreas Huber msg->setInt32("max-input-size", maxInputSize); 1725778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 1735778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1745778822d86b0337407514b9372562b86edfa91cdAndreas Huber uint32_t type; 1755778822d86b0337407514b9372562b86edfa91cdAndreas Huber const void *data; 1765778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t size; 1775778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (meta->findData(kKeyAVCC, &type, &data, &size)) { 1785778822d86b0337407514b9372562b86edfa91cdAndreas Huber // Parse the AVCDecoderConfigurationRecord 1795778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1805778822d86b0337407514b9372562b86edfa91cdAndreas Huber const uint8_t *ptr = (const uint8_t *)data; 1815778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1825778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= 7); 1835778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK_EQ((unsigned)ptr[0], 1u); // configurationVersion == 1 1845778822d86b0337407514b9372562b86edfa91cdAndreas Huber uint8_t profile = ptr[1]; 1855778822d86b0337407514b9372562b86edfa91cdAndreas Huber uint8_t level = ptr[3]; 1865778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1875778822d86b0337407514b9372562b86edfa91cdAndreas Huber // There is decodable content out there that fails the following 1885778822d86b0337407514b9372562b86edfa91cdAndreas Huber // assertion, let's be lenient for now... 1895778822d86b0337407514b9372562b86edfa91cdAndreas Huber // CHECK((ptr[4] >> 2) == 0x3f); // reserved 1905778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1915778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t lengthSize = 1 + (ptr[4] & 3); 1925778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1935778822d86b0337407514b9372562b86edfa91cdAndreas Huber // commented out check below as H264_QVGA_500_NO_AUDIO.3gp 1945778822d86b0337407514b9372562b86edfa91cdAndreas Huber // violates it... 1955778822d86b0337407514b9372562b86edfa91cdAndreas Huber // CHECK((ptr[5] >> 5) == 7); // reserved 1965778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1975778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t numSeqParameterSets = ptr[5] & 31; 1985778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1995778822d86b0337407514b9372562b86edfa91cdAndreas Huber ptr += 6; 2005778822d86b0337407514b9372562b86edfa91cdAndreas Huber size -= 6; 2015778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2025778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<ABuffer> buffer = new ABuffer(1024); 2035778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->setRange(0, 0); 2045778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2055778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < numSeqParameterSets; ++i) { 2065778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= 2); 2075778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t length = U16_AT(ptr); 2085778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2095778822d86b0337407514b9372562b86edfa91cdAndreas Huber ptr += 2; 2105778822d86b0337407514b9372562b86edfa91cdAndreas Huber size -= 2; 2115778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2125778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= length); 2135778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2145778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data() + buffer->size(), "\x00\x00\x00\x01", 4); 2155778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data() + buffer->size() + 4, ptr, length); 2165778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->setRange(0, buffer->size() + 4 + length); 2175778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2185778822d86b0337407514b9372562b86edfa91cdAndreas Huber ptr += length; 2195778822d86b0337407514b9372562b86edfa91cdAndreas Huber size -= length; 2205778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 2215778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2225778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt32("csd", true); 2235778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt64("timeUs", 0); 2245778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2252d8bedd05437b6fccdbc6bf70f673ffd86744d59Andreas Huber msg->setBuffer("csd-0", buffer); 2265778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2275778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer = new ABuffer(1024); 2285778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->setRange(0, 0); 2295778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2305778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= 1); 2315778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t numPictureParameterSets = *ptr; 2325778822d86b0337407514b9372562b86edfa91cdAndreas Huber ++ptr; 2335778822d86b0337407514b9372562b86edfa91cdAndreas Huber --size; 2345778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2355778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < numPictureParameterSets; ++i) { 2365778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= 2); 2375778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t length = U16_AT(ptr); 2385778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2395778822d86b0337407514b9372562b86edfa91cdAndreas Huber ptr += 2; 2405778822d86b0337407514b9372562b86edfa91cdAndreas Huber size -= 2; 2415778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2425778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(size >= length); 2435778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2445778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data() + buffer->size(), "\x00\x00\x00\x01", 4); 2455778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data() + buffer->size() + 4, ptr, length); 2465778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->setRange(0, buffer->size() + 4 + length); 2475778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2485778822d86b0337407514b9372562b86edfa91cdAndreas Huber ptr += length; 2495778822d86b0337407514b9372562b86edfa91cdAndreas Huber size -= length; 2505778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 2515778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2525778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt32("csd", true); 2535778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt64("timeUs", 0); 2542d8bedd05437b6fccdbc6bf70f673ffd86744d59Andreas Huber msg->setBuffer("csd-1", buffer); 2555778822d86b0337407514b9372562b86edfa91cdAndreas Huber } else if (meta->findData(kKeyESDS, &type, &data, &size)) { 2565778822d86b0337407514b9372562b86edfa91cdAndreas Huber ESDS esds((const char *)data, size); 2575778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK_EQ(esds.InitCheck(), (status_t)OK); 2585778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2595778822d86b0337407514b9372562b86edfa91cdAndreas Huber const void *codec_specific_data; 2605778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t codec_specific_data_size; 2615778822d86b0337407514b9372562b86edfa91cdAndreas Huber esds.getCodecSpecificInfo( 2625778822d86b0337407514b9372562b86edfa91cdAndreas Huber &codec_specific_data, &codec_specific_data_size); 2635778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2645778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<ABuffer> buffer = new ABuffer(codec_specific_data_size); 2655778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2665778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data(), codec_specific_data, 2675778822d86b0337407514b9372562b86edfa91cdAndreas Huber codec_specific_data_size); 2685778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2695778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt32("csd", true); 2705778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt64("timeUs", 0); 2712d8bedd05437b6fccdbc6bf70f673ffd86744d59Andreas Huber msg->setBuffer("csd-0", buffer); 2725778822d86b0337407514b9372562b86edfa91cdAndreas Huber } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) { 2735778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<ABuffer> buffer = new ABuffer(size); 2745778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data(), data, size); 2755778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2765778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt32("csd", true); 2775778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt64("timeUs", 0); 2782d8bedd05437b6fccdbc6bf70f673ffd86744d59Andreas Huber msg->setBuffer("csd-0", buffer); 2795778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2805778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (!meta->findData(kKeyVorbisBooks, &type, &data, &size)) { 2815778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -EINVAL; 2825778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 2835778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2845778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer = new ABuffer(size); 2855778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy(buffer->data(), data, size); 2865778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2875778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt32("csd", true); 2885778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->meta()->setInt64("timeUs", 0); 2892d8bedd05437b6fccdbc6bf70f673ffd86744d59Andreas Huber msg->setBuffer("csd-1", buffer); 2905778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 2915778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2925778822d86b0337407514b9372562b86edfa91cdAndreas Huber *format = msg; 2935778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2945778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 2955778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 2965778822d86b0337407514b9372562b86edfa91cdAndreas Huber 2975778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::selectTrack(size_t index) { 2985778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (mImpl == NULL) { 2995778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -EINVAL; 3005778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3015778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3025778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (index >= mImpl->countTracks()) { 3035778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -ERANGE; 3045778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3055778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3065778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < mSelectedTracks.size(); ++i) { 3075778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(i); 3085778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3095778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (info->mTrackIndex == index) { 3105778822d86b0337407514b9372562b86edfa91cdAndreas Huber // This track has already been selected. 3115778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 3125778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3135778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3145778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3155778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<MediaSource> source = mImpl->getTrack(index); 3165778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3175778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK_EQ((status_t)OK, source->start()); 3185778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3195778822d86b0337407514b9372562b86edfa91cdAndreas Huber mSelectedTracks.push(); 3205778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(mSelectedTracks.size() - 1); 3215778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3225778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSource = source; 3235778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mTrackIndex = index; 3245778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mFinalResult = OK; 3255778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample = NULL; 3265778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSampleTimeUs = -1ll; 327ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber info->mTrackFlags = 0; 3285778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3295778822d86b0337407514b9372562b86edfa91cdAndreas Huber const char *mime; 3305778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(source->getFormat()->findCString(kKeyMIMEType, &mime)); 3315778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3325778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS)) { 333ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber info->mTrackFlags |= kIsVorbis; 3345778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3355778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3365778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 3375778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 3385778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3395778822d86b0337407514b9372562b86edfa91cdAndreas Hubervoid NuMediaExtractor::releaseTrackSamples() { 3405778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < mSelectedTracks.size(); ++i) { 3415778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(i); 3425778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3435778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (info->mSample != NULL) { 3445778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample->release(); 3455778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample = NULL; 3465778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3475778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSampleTimeUs = -1ll; 3485778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3495778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3505778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 3515778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3525778822d86b0337407514b9372562b86edfa91cdAndreas Huberssize_t NuMediaExtractor::fetchTrackSamples(int64_t seekTimeUs) { 3535778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *minInfo = NULL; 3545778822d86b0337407514b9372562b86edfa91cdAndreas Huber ssize_t minIndex = -1; 3555778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3565778822d86b0337407514b9372562b86edfa91cdAndreas Huber for (size_t i = 0; i < mSelectedTracks.size(); ++i) { 3575778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(i); 3585778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3595778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (seekTimeUs >= 0ll) { 3605778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mFinalResult = OK; 3615778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3625778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (info->mSample != NULL) { 3635778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample->release(); 3645778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample = NULL; 3655778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSampleTimeUs = -1ll; 3665778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3675778822d86b0337407514b9372562b86edfa91cdAndreas Huber } else if (info->mFinalResult != OK) { 3685778822d86b0337407514b9372562b86edfa91cdAndreas Huber continue; 3695778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3705778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3715778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (info->mSample == NULL) { 3725778822d86b0337407514b9372562b86edfa91cdAndreas Huber MediaSource::ReadOptions options; 3735778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (seekTimeUs >= 0ll) { 3745778822d86b0337407514b9372562b86edfa91cdAndreas Huber options.setSeekTo(seekTimeUs); 3755778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3765778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t err = info->mSource->read(&info->mSample, &options); 3775778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3785778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (err != OK) { 3795778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(info->mSample == NULL); 3805778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3815778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mFinalResult = err; 3825778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSampleTimeUs = -1ll; 3835778822d86b0337407514b9372562b86edfa91cdAndreas Huber continue; 3845778822d86b0337407514b9372562b86edfa91cdAndreas Huber } else { 3855778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(info->mSample != NULL); 3865778822d86b0337407514b9372562b86edfa91cdAndreas Huber CHECK(info->mSample->meta_data()->findInt64( 3875778822d86b0337407514b9372562b86edfa91cdAndreas Huber kKeyTime, &info->mSampleTimeUs)); 3885778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3895778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3905778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3915778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (minInfo == NULL || info->mSampleTimeUs < minInfo->mSampleTimeUs) { 3925778822d86b0337407514b9372562b86edfa91cdAndreas Huber minInfo = info; 3935778822d86b0337407514b9372562b86edfa91cdAndreas Huber minIndex = i; 3945778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3955778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 3965778822d86b0337407514b9372562b86edfa91cdAndreas Huber 3975778822d86b0337407514b9372562b86edfa91cdAndreas Huber return minIndex; 3985778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 3995778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4005778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::seekTo(int64_t timeUs) { 4014835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber ssize_t minIndex = fetchTrackSamples(timeUs); 4024835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber 4034835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber if (minIndex < 0) { 4044835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber return ERROR_END_OF_STREAM; 4054835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber } 4064835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber 4074835705370584f6904c80afebcc6e8b9fdb110a5Andreas Huber return OK; 4085778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 4095778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4105778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::advance() { 4115778822d86b0337407514b9372562b86edfa91cdAndreas Huber ssize_t minIndex = fetchTrackSamples(); 4125778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4135778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (minIndex < 0) { 4145778822d86b0337407514b9372562b86edfa91cdAndreas Huber return ERROR_END_OF_STREAM; 4155778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4165778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4175778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(minIndex); 4185778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4195778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample->release(); 4205778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSample = NULL; 4215778822d86b0337407514b9372562b86edfa91cdAndreas Huber info->mSampleTimeUs = -1ll; 4225778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4235778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 4245778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 4255778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4265778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::readSampleData(const sp<ABuffer> &buffer) { 4275778822d86b0337407514b9372562b86edfa91cdAndreas Huber ssize_t minIndex = fetchTrackSamples(); 4285778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4295778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (minIndex < 0) { 4305778822d86b0337407514b9372562b86edfa91cdAndreas Huber return ERROR_END_OF_STREAM; 4315778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4325778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4335778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(minIndex); 4345778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4355778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t sampleSize = info->mSample->range_length(); 4365778822d86b0337407514b9372562b86edfa91cdAndreas Huber 437ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber if (info->mTrackFlags & kIsVorbis) { 4385778822d86b0337407514b9372562b86edfa91cdAndreas Huber // Each sample's data is suffixed by the number of page samples 4395778822d86b0337407514b9372562b86edfa91cdAndreas Huber // or -1 if not available. 4405778822d86b0337407514b9372562b86edfa91cdAndreas Huber sampleSize += sizeof(int32_t); 4415778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4425778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4435778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (buffer->capacity() < sampleSize) { 4445778822d86b0337407514b9372562b86edfa91cdAndreas Huber return -ENOMEM; 4455778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4465778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4475778822d86b0337407514b9372562b86edfa91cdAndreas Huber const uint8_t *src = 4485778822d86b0337407514b9372562b86edfa91cdAndreas Huber (const uint8_t *)info->mSample->data() 4495778822d86b0337407514b9372562b86edfa91cdAndreas Huber + info->mSample->range_offset(); 4505778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4515778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy((uint8_t *)buffer->data(), src, info->mSample->range_length()); 4525778822d86b0337407514b9372562b86edfa91cdAndreas Huber 453ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber if (info->mTrackFlags & kIsVorbis) { 4545778822d86b0337407514b9372562b86edfa91cdAndreas Huber int32_t numPageSamples; 4555778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (!info->mSample->meta_data()->findInt32( 4565778822d86b0337407514b9372562b86edfa91cdAndreas Huber kKeyValidSamples, &numPageSamples)) { 4575778822d86b0337407514b9372562b86edfa91cdAndreas Huber numPageSamples = -1; 4585778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4595778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4605778822d86b0337407514b9372562b86edfa91cdAndreas Huber memcpy((uint8_t *)buffer->data() + info->mSample->range_length(), 4615778822d86b0337407514b9372562b86edfa91cdAndreas Huber &numPageSamples, 4625778822d86b0337407514b9372562b86edfa91cdAndreas Huber sizeof(numPageSamples)); 4635778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4645778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4655778822d86b0337407514b9372562b86edfa91cdAndreas Huber buffer->setRange(0, sampleSize); 4665778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4675778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 4685778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 4695778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4705778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::getSampleTrackIndex(size_t *trackIndex) { 4715778822d86b0337407514b9372562b86edfa91cdAndreas Huber ssize_t minIndex = fetchTrackSamples(); 4725778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4735778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (minIndex < 0) { 4745778822d86b0337407514b9372562b86edfa91cdAndreas Huber return ERROR_END_OF_STREAM; 4755778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4765778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4775778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(minIndex); 4785778822d86b0337407514b9372562b86edfa91cdAndreas Huber *trackIndex = info->mTrackIndex; 4795778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4805778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 4815778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 4825778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4835778822d86b0337407514b9372562b86edfa91cdAndreas Huberstatus_t NuMediaExtractor::getSampleTime(int64_t *sampleTimeUs) { 4845778822d86b0337407514b9372562b86edfa91cdAndreas Huber ssize_t minIndex = fetchTrackSamples(); 4855778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4865778822d86b0337407514b9372562b86edfa91cdAndreas Huber if (minIndex < 0) { 4875778822d86b0337407514b9372562b86edfa91cdAndreas Huber return ERROR_END_OF_STREAM; 4885778822d86b0337407514b9372562b86edfa91cdAndreas Huber } 4895778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4905778822d86b0337407514b9372562b86edfa91cdAndreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(minIndex); 4915778822d86b0337407514b9372562b86edfa91cdAndreas Huber *sampleTimeUs = info->mSampleTimeUs; 4925778822d86b0337407514b9372562b86edfa91cdAndreas Huber 4935778822d86b0337407514b9372562b86edfa91cdAndreas Huber return OK; 4945778822d86b0337407514b9372562b86edfa91cdAndreas Huber} 4955778822d86b0337407514b9372562b86edfa91cdAndreas Huber 496f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huberstatus_t NuMediaExtractor::getSampleMeta(sp<MetaData> *sampleMeta) { 497f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huber *sampleMeta = NULL; 498f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huber 499ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber ssize_t minIndex = fetchTrackSamples(); 500ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 501ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber if (minIndex < 0) { 502ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber return ERROR_END_OF_STREAM; 503ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber } 504ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 505ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber TrackInfo *info = &mSelectedTracks.editItemAt(minIndex); 506f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huber *sampleMeta = info->mSample->meta_data(); 507ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 508ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber return OK; 509ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber} 510ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 5115778822d86b0337407514b9372562b86edfa91cdAndreas Huber} // namespace android 512