Removing widevine classic
bug:30505334
Change-Id: I40ac8020b5442857936037a15847b0271359e624
diff --git a/media/libmediaplayerservice/nuplayer/GenericSource.cpp b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
index cdbc2f8..846d7a6 100644
--- a/media/libmediaplayerservice/nuplayer/GenericSource.cpp
+++ b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
@@ -35,7 +35,6 @@
#include <media/stagefright/Utils.h>
#include "../../libstagefright/include/DRMExtractor.h"
#include "../../libstagefright/include/NuCachedSource2.h"
-#include "../../libstagefright/include/WVMExtractor.h"
#include "../../libstagefright/include/HTTPBase.h"
namespace android {
@@ -59,7 +58,6 @@
mFetchTimedTextDataGeneration(0),
mDurationUs(-1ll),
mAudioIsVorbis(false),
- mIsWidevine(false),
mIsSecure(false),
mIsStreaming(false),
mUIDValid(uidValid),
@@ -141,44 +139,9 @@
status_t NuPlayer::GenericSource::initFromDataSource() {
sp<IMediaExtractor> extractor;
- String8 mimeType;
- float confidence;
- sp<AMessage> dummy;
- bool isWidevineStreaming = false;
-
CHECK(mDataSource != NULL);
- if (mIsWidevine) {
- isWidevineStreaming = SniffWVM(
- mDataSource, &mimeType, &confidence, &dummy);
- if (!isWidevineStreaming ||
- strcasecmp(
- mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM)) {
- ALOGE("unsupported widevine mime: %s", mimeType.string());
- return UNKNOWN_ERROR;
- }
- } else if (mIsStreaming) {
- if (!mDataSource->sniff(&mimeType, &confidence, &dummy)) {
- return UNKNOWN_ERROR;
- }
- isWidevineStreaming = !strcasecmp(
- mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM);
- }
-
- if (isWidevineStreaming) {
- // we don't want cached source for widevine streaming.
- mCachedSource.clear();
- mDataSource = mHttpSource;
- mWVMExtractor = new WVMExtractor(mDataSource);
- mWVMExtractor->setAdaptiveStreamingMode(true);
- if (mUIDValid) {
- mWVMExtractor->setUID(mUID);
- }
- extractor = mWVMExtractor;
- } else {
- extractor = MediaExtractor::Create(mDataSource,
- mimeType.isEmpty() ? NULL : mimeType.string());
- }
+ extractor = MediaExtractor::Create(mDataSource, NULL);
if (extractor == NULL) {
return UNKNOWN_ERROR;
@@ -194,17 +157,6 @@
if (mFileMeta->findInt64(kKeyDuration, &duration)) {
mDurationUs = duration;
}
-
- if (!mIsWidevine) {
- // Check mime to see if we actually have a widevine source.
- // If the data source is not URL-type (eg. file source), we
- // won't be able to tell until now.
- const char *fileMime;
- if (mFileMeta->findCString(kKeyMIMEType, &fileMime)
- && !strncasecmp(fileMime, "video/wvm", 9)) {
- mIsWidevine = true;
- }
- }
}
int32_t totalBitrate = 0;
@@ -296,6 +248,9 @@
// Widevine sources might re-initialize crypto when starting, if we delay
// this to start(), all data buffered during prepare would be wasted.
// (We don't actually start reading until start().)
+ //
+ // TODO: this logic may no longer be relevant after the removal of widevine
+ // support
if (mAudioTrack.mSource != NULL && mAudioTrack.mSource->start() != OK) {
ALOGE("failed to start audio track!");
return UNKNOWN_ERROR;
@@ -378,11 +333,8 @@
if (!mUri.empty()) {
const char* uri = mUri.c_str();
String8 contentType;
- mIsWidevine = !strncasecmp(uri, "widevine://", 11);
- if (!strncasecmp("http://", uri, 7)
- || !strncasecmp("https://", uri, 8)
- || mIsWidevine) {
+ if (!strncasecmp("http://", uri, 7) || !strncasecmp("https://", uri, 8)) {
mHttpSource = DataSource::CreateMediaHTTP(mHTTPService);
if (mHttpSource == NULL) {
ALOGE("Failed to create http source!");
@@ -395,8 +347,6 @@
mHTTPService, uri, &mUriHeaders, &contentType,
static_cast<HTTPBase *>(mHttpSource.get()));
} else {
- mIsWidevine = false;
-
mDataSource = new FileSource(mFd, mOffset, mLength);
mFd = -1;
}
@@ -412,13 +362,9 @@
mCachedSource = static_cast<NuCachedSource2 *>(mDataSource.get());
}
- // For widevine or other cached streaming cases, we need to wait for
- // enough buffering before reporting prepared.
- // Note that even when URL doesn't start with widevine://, mIsWidevine
- // could still be set to true later, if the streaming or file source
- // is sniffed to be widevine. We don't want to buffer for file source
- // in that case, so must check the flag now.
- mIsStreaming = (mIsWidevine || mCachedSource != NULL);
+ // For cached streaming cases, we need to wait for enough
+ // buffering before reporting prepared.
+ mIsStreaming = (mCachedSource != NULL);
// init extractor from data source
status_t err = initFromDataSource();
@@ -450,6 +396,9 @@
if (mIsSecure) {
// secure decoders must be instantiated before starting widevine source
+ //
+ // TODO: mIsSecure and FLAG_SECURE may be obsolete, revisit after
+ // removing widevine
sp<AMessage> reply = new AMessage(kWhatSecureDecodersInstantiated, this);
notifyInstantiateSecureDecoders(reply);
} else {
@@ -476,7 +425,7 @@
if (mIsStreaming) {
if (mBufferingMonitorLooper == NULL) {
- mBufferingMonitor->prepare(mCachedSource, mWVMExtractor, mDurationUs, mBitrate,
+ mBufferingMonitor->prepare(mCachedSource, mDurationUs, mBitrate,
mIsStreaming);
mBufferingMonitorLooper = new ALooper;
@@ -536,12 +485,6 @@
// nothing to do, just account for DRM playback status
setDrmPlaybackStatusIfNeeded(Playback::STOP, 0);
mStarted = false;
- if (mIsWidevine || mIsSecure) {
- // For widevine or secure sources we need to prevent any further reads.
- sp<AMessage> msg = new AMessage(kWhatStopWidevine, this);
- sp<AMessage> response;
- (void) msg->postAndAwaitResponse(&response);
- }
}
void NuPlayer::GenericSource::pause() {
@@ -717,20 +660,6 @@
break;
}
- case kWhatStopWidevine:
- {
- // mStopRead is only used for Widevine to prevent the video source
- // from being read while the associated video decoder is shutting down.
- mStopRead = true;
- if (mVideoTrack.mSource != NULL) {
- mVideoTrack.mPackets->clear();
- }
- sp<AMessage> response = new AMessage;
- sp<AReplyToken> replyID;
- CHECK(msg->senderAwaitsResponse(&replyID));
- response->postReply(replyID);
- break;
- }
default:
Source::onMessageReceived(msg);
break;
@@ -886,11 +815,6 @@
return -EWOULDBLOCK;
}
- if (mIsWidevine && !audio) {
- // try to read a buffer as we may not have been able to the last time
- postReadBuffer(MEDIA_TRACK_TYPE_VIDEO);
- }
-
status_t finalResult;
if (!track->mPackets->hasBufferAvailable(&finalResult)) {
if (finalResult == OK) {
@@ -1220,6 +1144,9 @@
// If the Widevine source is stopped, do not attempt to read any
// more buffers.
+ //
+ // TODO: revisit after widevine is removed. May be able to
+ // combine mStopRead with mStarted.
if (mStopRead) {
return INVALID_OPERATION;
}
@@ -1364,6 +1291,9 @@
media_track_type trackType, int64_t seekTimeUs, bool precise,
int64_t *actualTimeUs, bool formatChange) {
// Do not read data if Widevine source is stopped
+ //
+ // TODO: revisit after widevine is removed. May be able to
+ // combine mStopRead with mStarted.
if (mStopRead) {
return;
}
@@ -1372,19 +1302,11 @@
switch (trackType) {
case MEDIA_TRACK_TYPE_VIDEO:
track = &mVideoTrack;
- if (mIsWidevine) {
- maxBuffers = 2;
- } else {
- maxBuffers = 8; // too large of a number may influence seeks
- }
+ maxBuffers = 8; // too large of a number may influence seeks
break;
case MEDIA_TRACK_TYPE_AUDIO:
track = &mAudioTrack;
- if (mIsWidevine) {
- maxBuffers = 8;
- } else {
- maxBuffers = 64;
- }
+ maxBuffers = 64;
break;
case MEDIA_TRACK_TYPE_SUBTITLE:
track = &mSubtitleTrack;
@@ -1412,9 +1334,9 @@
seeking = true;
}
- const bool couldReadMultiple = (!mIsWidevine && track->mSource->supportReadMultiple());
+ const bool couldReadMultiple = (track->mSource->supportReadMultiple());
- if (mIsWidevine || couldReadMultiple) {
+ if (couldReadMultiple) {
options.setNonBlocking();
}
@@ -1535,17 +1457,16 @@
void NuPlayer::GenericSource::BufferingMonitor::prepare(
const sp<NuCachedSource2> &cachedSource,
- const sp<WVMExtractor> &wvmExtractor,
int64_t durationUs,
int64_t bitrate,
bool isStreaming) {
Mutex::Autolock _l(mLock);
- prepare_l(cachedSource, wvmExtractor, durationUs, bitrate, isStreaming);
+ prepare_l(cachedSource, durationUs, bitrate, isStreaming);
}
void NuPlayer::GenericSource::BufferingMonitor::stop() {
Mutex::Autolock _l(mLock);
- prepare_l(NULL /* cachedSource */, NULL /* wvmExtractor */, -1 /* durationUs */,
+ prepare_l(NULL /* cachedSource */, -1 /* durationUs */,
-1 /* bitrate */, false /* isStreaming */);
}
@@ -1600,22 +1521,17 @@
void NuPlayer::GenericSource::BufferingMonitor::prepare_l(
const sp<NuCachedSource2> &cachedSource,
- const sp<WVMExtractor> &wvmExtractor,
int64_t durationUs,
int64_t bitrate,
bool isStreaming) {
- ALOGW_IF(wvmExtractor != NULL && cachedSource != NULL,
- "WVMExtractor and NuCachedSource are both present when "
- "BufferingMonitor::prepare_l is called, ignore NuCachedSource");
mCachedSource = cachedSource;
- mWVMExtractor = wvmExtractor;
mDurationUs = durationUs;
mBitrate = bitrate;
mIsStreaming = isStreaming;
mAudioTimeUs = 0;
mVideoTimeUs = 0;
- mPrepareBuffering = (cachedSource != NULL || wvmExtractor != NULL);
+ mPrepareBuffering = (cachedSource != NULL);
cancelPollBuffering_l();
mOffloadAudio = false;
mFirstDequeuedBufferRealUs = -1ll;
@@ -1699,9 +1615,7 @@
int32_t kbps = 0;
status_t err = UNKNOWN_ERROR;
- if (mWVMExtractor != NULL) {
- err = mWVMExtractor->getEstimatedBandwidthKbps(&kbps);
- } else if (mCachedSource != NULL) {
+ if (mCachedSource != NULL) {
err = mCachedSource->getEstimatedBandwidthKbps(&kbps);
}
@@ -1741,10 +1655,7 @@
int64_t cachedDurationUs = -1ll;
ssize_t cachedDataRemaining = -1;
- if (mWVMExtractor != NULL) {
- cachedDurationUs =
- mWVMExtractor->getCachedDurationUs(&finalStatus);
- } else if (mCachedSource != NULL) {
+ if (mCachedSource != NULL) {
cachedDataRemaining =
mCachedSource->approxDataRemaining(&finalStatus);