am a693a4b5: Merge "Fix ANRs due to Widevine DRM plugin sniff taking too long." into ics-mr1 (d276313b) · Commits · e / os / android_frameworks_av

media/libstagefright/AwesomePlayer.cpp

+3 −1

Original line number	Diff line number	Diff line
		@@ -2091,7 +2091,7 @@ status_t AwesomePlayer::finishSetDataSource_l() {
		String8 mimeType;
		float confidence;
		sp<AMessage> dummy;
		bool success = SniffDRM(dataSource, &mimeType, &confidence, &dummy);
		bool success = SniffWVM(dataSource, &mimeType, &confidence, &dummy);

		if (!success
		\|\| strcasecmp(
		@@ -2099,6 +2099,8 @@ status_t AwesomePlayer::finishSetDataSource_l() {
		return ERROR_UNSUPPORTED;
		}

		dataSource->DrmInitialization();

		mWVMExtractor = new WVMExtractor(dataSource);
		mWVMExtractor->setAdaptiveStreamingMode(true);
		extractor = mWVMExtractor;

media/libstagefright/DRMExtractor.cpp

+4 −4

Original line number	Diff line number	Diff line
		@@ -282,13 +282,13 @@ bool SniffDRM(
		if (decryptHandle != NULL) {
		if (decryptHandle->decryptApiType == DecryptApiType::CONTAINER_BASED) {
		*mimeType = String8("drm+container_based+") + decryptHandle->mimeType;
		*confidence = 10.0f;
		} else if (decryptHandle->decryptApiType == DecryptApiType::ELEMENTARY_STREAM_BASED) {
		*mimeType = String8("drm+es_based+") + decryptHandle->mimeType;
		} else if (decryptHandle->decryptApiType == DecryptApiType::WV_BASED) {
		*mimeType = MEDIA_MIMETYPE_CONTAINER_WVM;
		LOGW("SniffWVM: found match\n");
		}
		*confidence = 10.0f;
		} else {
		return false;
		}

		return true;
		}

media/libstagefright/DataSource.cpp

+2 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@
		#include "include/DRMExtractor.h"
		#include "include/FLACExtractor.h"
		#include "include/AACExtractor.h"
		#include "include/WVMExtractor.h"

		#include "matroska/MatroskaExtractor.h"

		@@ -113,6 +114,7 @@ void DataSource::RegisterDefaultSniffers() {
		RegisterSniffer(SniffMP3);
		RegisterSniffer(SniffAAC);
		RegisterSniffer(SniffMPEG2PS);
		RegisterSniffer(SniffWVM);

		char value[PROPERTY_VALUE_MAX];
		if (property_get("drm.service.enabled", value, NULL)

media/libstagefright/WVMExtractor.cpp

+46 −10

Original line number	Diff line number	Diff line
		@@ -45,18 +45,13 @@ namespace android {
		static Mutex gWVMutex;

		WVMExtractor::WVMExtractor(const sp<DataSource> &source)
		: mDataSource(source) {
		: mDataSource(source)
		{
		Mutex::Autolock autoLock(gWVMutex);
		if (gVendorLibHandle == NULL) {
		gVendorLibHandle = dlopen("libwvm.so", RTLD_NOW);
		}

		if (gVendorLibHandle == NULL) {
		LOGE("Failed to open libwvm.so");
		if (!getVendorLibHandle()) {
		return;
		}
		}

		typedef WVMLoadableExtractor (GetInstanceFunc)(sp<DataSource>);
		GetInstanceFunc getInstanceFunc =
		@@ -71,6 +66,19 @@ WVMExtractor::WVMExtractor(const sp<DataSource> &source)
		}
		}

		bool WVMExtractor::getVendorLibHandle()
		{
		if (gVendorLibHandle == NULL) {
		gVendorLibHandle = dlopen("libwvm.so", RTLD_NOW);
		}

		if (gVendorLibHandle == NULL) {
		LOGE("Failed to open libwvm.so");
		}

		return gVendorLibHandle != NULL;
		}

		WVMExtractor::~WVMExtractor() {
		}

		@@ -113,5 +121,33 @@ void WVMExtractor::setAdaptiveStreamingMode(bool adaptive) {
		}
		}

		bool SniffWVM(
		const sp<DataSource> &source, String8 mimeType, float confidence,
		sp<AMessage> *) {

		Mutex::Autolock autoLock(gWVMutex);

		if (!WVMExtractor::getVendorLibHandle()) {
		return false;
		}

		typedef WVMLoadableExtractor (SnifferFunc)(sp<DataSource>);
		SnifferFunc snifferFunc =
		(SnifferFunc) dlsym(gVendorLibHandle,
		"_ZN7android15IsWidevineMediaENS_2spINS_10DataSourceEEE");

		if (snifferFunc) {
		if ((*snifferFunc)(source)) {
		*mimeType = MEDIA_MIMETYPE_CONTAINER_WVM;
		*confidence = 10.0f;
		return true;
		}
		} else {
		LOGE("IsWidevineMedia not found in libwvm.so");
		}

		return false;
		}

		} //namespace android

media/libstagefright/include/WVMExtractor.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@

		namespace android {

		struct AMessage;
		class String8;
		class DataSource;

		class WVMLoadableExtractor : public MediaExtractor {
		@@ -58,6 +60,8 @@ public:
		// is used.
		void setAdaptiveStreamingMode(bool adaptive);

		static bool getVendorLibHandle();

		protected:
		virtual ~WVMExtractor();

		@@ -69,6 +73,10 @@ private:
		WVMExtractor &operator=(const WVMExtractor &);
		};

		bool SniffWVM(
		const sp<DataSource> &source, String8 mimeType, float confidence,
		sp<AMessage> *);

		} // namespace android

		#endif // DRM_EXTRACTOR_H_