diff options
Diffstat (limited to 'media/libmediaplayerservice/nuplayer/mp4/MP4Source.cpp')
-rw-r--r-- | media/libmediaplayerservice/nuplayer/mp4/MP4Source.cpp | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/media/libmediaplayerservice/nuplayer/mp4/MP4Source.cpp b/media/libmediaplayerservice/nuplayer/mp4/MP4Source.cpp deleted file mode 100644 index 2aae4dd..0000000 --- a/media/libmediaplayerservice/nuplayer/mp4/MP4Source.cpp +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "MP4Source.h" - -#include "FragmentedMP4Parser.h" -#include "../NuPlayerStreamListener.h" - -#include <media/IStreamSource.h> -#include <media/stagefright/foundation/AMessage.h> -#include <media/stagefright/MediaErrors.h> -#include <media/stagefright/MetaData.h> - -namespace android { - -struct StreamSource : public FragmentedMP4Parser::Source { - StreamSource(const sp<IStreamSource> &source) - : mListener(new NuPlayer::NuPlayerStreamListener(source, 0)), - mPosition(0) { - mListener->start(); - } - - virtual ssize_t readAt(off64_t offset, void *data, size_t size) { - if (offset < mPosition) { - return -EPIPE; - } - - while (offset > mPosition) { - char buffer[1024]; - off64_t skipBytes = offset - mPosition; - if (skipBytes > sizeof(buffer)) { - skipBytes = sizeof(buffer); - } - - sp<AMessage> extra; - ssize_t n; - for (;;) { - n = mListener->read(buffer, skipBytes, &extra); - - if (n == -EWOULDBLOCK) { - usleep(10000); - continue; - } - - break; - } - - ALOGV("skipped %ld bytes at offset %lld", n, mPosition); - - if (n < 0) { - return n; - } - - mPosition += n; - } - - sp<AMessage> extra; - size_t total = 0; - while (total < size) { - ssize_t n = mListener->read( - (uint8_t *)data + total, size - total, &extra); - - if (n == -EWOULDBLOCK) { - usleep(10000); - continue; - } else if (n == 0) { - break; - } else if (n < 0) { - mPosition += total; - return n; - } - - total += n; - } - - ALOGV("read %ld bytes at offset %lld", total, mPosition); - - mPosition += total; - - return total; - } - - bool isSeekable() { - return false; - } - -private: - sp<NuPlayer::NuPlayerStreamListener> mListener; - off64_t mPosition; - - DISALLOW_EVIL_CONSTRUCTORS(StreamSource); -}; - -MP4Source::MP4Source( - const sp<AMessage> ¬ify, const sp<IStreamSource> &source) - : Source(notify), - mSource(source), - mLooper(new ALooper), - mParser(new FragmentedMP4Parser), - mEOS(false) { - mLooper->registerHandler(mParser); -} - -MP4Source::~MP4Source() { -} - -void MP4Source::prepareAsync() { - notifyVideoSizeChanged(0, 0); - notifyFlagsChanged(0); - notifyPrepared(); -} - -void MP4Source::start() { - mLooper->start(false /* runOnCallingThread */); - mParser->start(new StreamSource(mSource)); -} - -status_t MP4Source::feedMoreTSData() { - return mEOS ? ERROR_END_OF_STREAM : (status_t)OK; -} - -sp<AMessage> MP4Source::getFormat(bool audio) { - return mParser->getFormat(audio); -} - -status_t MP4Source::dequeueAccessUnit( - bool audio, sp<ABuffer> *accessUnit) { - return mParser->dequeueAccessUnit(audio, accessUnit); -} - -} // namespace android |