Add dumpsys info (f09611f2) · Commits · e / os / android_frameworks_av

include/media/stagefright/foundation/AHandler.h

+6 −1

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@
		#define A_HANDLER_H_

		#include <media/stagefright/foundation/ALooper.h>
		#include <utils/KeyedVector.h>
		#include <utils/RefBase.h>

		namespace android {
		@@ -27,7 +28,8 @@ struct AMessage;

		struct AHandler : public RefBase {
		AHandler()
		: mID(0) {
		: mID(0),
		mMessageCounter(0) {
		}

		ALooper::handler_id id() const {
		@@ -48,6 +50,9 @@ private:
		mID = id;
		}

		uint32_t mMessageCounter;
		KeyedVector<uint32_t, uint32_t> mMessages;

		DISALLOW_EVIL_CONSTRUCTORS(AHandler);
		};

include/media/stagefright/foundation/ALooperRoster.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@

		#include <media/stagefright/foundation/ALooper.h>
		#include <utils/KeyedVector.h>
		#include <utils/String16.h>

		namespace android {

		@@ -42,6 +43,8 @@ struct ALooperRoster {

		sp<ALooper> findLooper(ALooper::handler_id handlerID);

		void dump(int fd, const Vector<String16>& args);

		private:
		struct HandlerInfo {
		wp<ALooper> mLooper;

media/libmediaplayerservice/MediaPlayerService.cpp

+13 −3

Original line number	Diff line number	Diff line
		@@ -59,6 +59,7 @@
		#include <media/stagefright/MediaErrors.h>
		#include <media/stagefright/AudioPlayer.h>
		#include <media/stagefright/foundation/ADebug.h>
		#include <media/stagefright/foundation/ALooperRoster.h>

		#include <system/audio.h>

		@@ -247,6 +248,9 @@ void unmarshallAudioAttributes(const Parcel& parcel, audio_attributes_t *attribu

		namespace android {

		extern ALooperRoster gLooperRoster;


		static bool checkPermission(const char* permissionString) {
		#ifndef HAVE_ANDROID_OS
		return true;
		@@ -428,6 +432,10 @@ status_t MediaPlayerService::Client::dump(int fd, const Vector<String16>& args)
		return NO_ERROR;
		}

		/**
		* The only arguments this understands right now are -c, -von and -voff,
		* which are parsed by ALooperRoster::dump()
		*/
		status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		{
		const size_t SIZE = 256;
		@@ -461,7 +469,7 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		}

		result.append(" Files opened and/or mapped:\n");
		snprintf(buffer, SIZE, "/proc/%d/maps", gettid());
		snprintf(buffer, SIZE, "/proc/%d/maps", getpid());
		FILE *f = fopen(buffer, "r");
		if (f) {
		while (!feof(f)) {
		@@ -481,13 +489,13 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		result.append("\n");
		}

		snprintf(buffer, SIZE, "/proc/%d/fd", gettid());
		snprintf(buffer, SIZE, "/proc/%d/fd", getpid());
		DIR *d = opendir(buffer);
		if (d) {
		struct dirent *ent;
		while((ent = readdir(d)) != NULL) {
		if (strcmp(ent->d_name,".") && strcmp(ent->d_name,"..")) {
		snprintf(buffer, SIZE, "/proc/%d/fd/%s", gettid(), ent->d_name);
		snprintf(buffer, SIZE, "/proc/%d/fd/%s", getpid(), ent->d_name);
		struct stat s;
		if (lstat(buffer, &s) == 0) {
		if ((s.st_mode & S_IFMT) == S_IFLNK) {
		@@ -528,6 +536,8 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		result.append("\n");
		}

		gLooperRoster.dump(fd, args);

		bool dumpMem = false;
		for (size_t i = 0; i < args.size(); i++) {
		if (args[i] == String16("-m")) {

media/libstagefright/foundation/ALooperRoster.cpp

+82 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		//#define LOG_NDEBUG 0
		#define LOG_TAG "ALooperRoster"
		#include <utils/Log.h>
		#include <utils/String8.h>

		#include "ALooperRoster.h"

		@@ -26,6 +27,8 @@

		namespace android {

		static bool verboseStats = false;

		ALooperRoster::ALooperRoster()
		: mNextHandlerID(1),
		mNextReplyID(1) {
		@@ -136,6 +139,17 @@ void ALooperRoster::deliverMessage(const sp<AMessage> &msg) {
		}

		handler->onMessageReceived(msg);
		handler->mMessageCounter++;

		if (verboseStats) {
		uint32_t what = msg->what();
		ssize_t idx = handler->mMessages.indexOfKey(what);
		if (idx < 0) {
		handler->mMessages.add(what, 1);
		} else {
		handler->mMessages.editValueAt(idx)++;
		}
		}
		}

		sp<ALooper> ALooperRoster::findLooper(ALooper::handler_id handlerID) {
		@@ -196,4 +210,72 @@ void ALooperRoster::postReply(uint32_t replyID, const sp<AMessage> &reply) {
		mRepliesCondition.broadcast();
		}

		static void makeFourCC(uint32_t fourcc, char *s) {
		s[0] = (fourcc >> 24) & 0xff;
		if (s[0]) {
		s[1] = (fourcc >> 16) & 0xff;
		s[2] = (fourcc >> 8) & 0xff;
		s[3] = fourcc & 0xff;
		s[4] = 0;
		} else {
		sprintf(s, "%u", fourcc);
		}
		}

		void ALooperRoster::dump(int fd, const Vector<String16>& args) {
		bool clear = false;
		bool oldVerbose = verboseStats;
		for (size_t i = 0;i < args.size(); i++) {
		if (args[i] == String16("-c")) {
		clear = true;
		} else if (args[i] == String16("-von")) {
		verboseStats = true;
		} else if (args[i] == String16("-voff")) {
		verboseStats = false;
		}
		}
		String8 s;
		if (verboseStats && !oldVerbose) {
		s.append("(verbose stats collection enabled, stats will be cleared)\n");
		}

		Mutex::Autolock autoLock(mLock);
		size_t n = mHandlers.size();
		s.appendFormat(" %zd registered handlers:\n", n);

		for (size_t i = 0; i < n; i++) {
		s.appendFormat(" %zd: ", i);
		HandlerInfo &info = mHandlers.editValueAt(i);
		sp<ALooper> looper = info.mLooper.promote();
		if (looper != NULL) {
		s.append(looper->mName.c_str());
		sp<AHandler> handler = info.mHandler.promote();
		if (handler != NULL) {
		s.appendFormat(": %u messages processed", handler->mMessageCounter);
		if (verboseStats) {
		for (size_t j = 0; j < handler->mMessages.size(); j++) {
		char fourcc[15];
		makeFourCC(handler->mMessages.keyAt(j), fourcc);
		s.appendFormat("\n %s: %d",
		fourcc,
		handler->mMessages.valueAt(j));
		}
		} else {
		handler->mMessages.clear();
		}
		if (clear \|\| (verboseStats && !oldVerbose)) {
		handler->mMessageCounter = 0;
		handler->mMessages.clear();
		}
		} else {
		s.append(": <stale handler>");
		}
		} else {
		s.append("<stale>");
		}
		s.append("\n");
		}
		write(fd, s.string(), s.size());
		}

		} // namespace android