diff options
-rw-r--r-- | media/libmediaplayerservice/MetadataRetrieverClient.cpp | 27 | ||||
-rw-r--r-- | media/libmediaplayerservice/MetadataRetrieverClient.h | 10 |
2 files changed, 37 insertions, 0 deletions
diff --git a/media/libmediaplayerservice/MetadataRetrieverClient.cpp b/media/libmediaplayerservice/MetadataRetrieverClient.cpp index 9a0d692..866c7bd 100644 --- a/media/libmediaplayerservice/MetadataRetrieverClient.cpp +++ b/media/libmediaplayerservice/MetadataRetrieverClient.cpp @@ -21,6 +21,7 @@ #include <sys/types.h> #include <sys/stat.h> +#include <sys/resource.h> #include <dirent.h> #include <unistd.h> @@ -39,6 +40,18 @@ #include "MetadataRetrieverClient.h" #include "StagefrightMetadataRetriever.h" +/* desktop Linux needs a little help with gettid() */ +#if defined(HAVE_GETTID) && !defined(HAVE_ANDROID_OS) +#define __KERNEL__ +# include <linux/unistd.h> +#ifdef _syscall0 +_syscall0(pid_t,gettid) +#else +pid_t gettid() { return syscall(__NR_gettid);} +#endif +#undef __KERNEL__ +#endif + namespace android { extern player_type getPlayerType(const char* url); @@ -219,6 +232,7 @@ sp<IMemory> MetadataRetrieverClient::captureFrame() { LOGV("captureFrame"); Mutex::Autolock lock(mLock); + Priority priority(ANDROID_PRIORITY_BACKGROUND); mThumbnail.clear(); mThumbnailDealer.clear(); if (mRetriever == NULL) { @@ -260,6 +274,7 @@ sp<IMemory> MetadataRetrieverClient::extractAlbumArt() { LOGV("extractAlbumArt"); Mutex::Autolock lock(mLock); + Priority priority(ANDROID_PRIORITY_BACKGROUND); mAlbumArt.clear(); mAlbumArtDealer.clear(); if (mRetriever == NULL) { @@ -301,7 +316,19 @@ const char* MetadataRetrieverClient::extractMetadata(int keyCode) LOGE("retriever is not initialized"); return NULL; } + Priority priority(ANDROID_PRIORITY_BACKGROUND); return mRetriever->extractMetadata(keyCode); } +MetadataRetrieverClient::Priority::Priority(int newPriority) +{ + mOldPriority = getpriority(PRIO_PROCESS, 0); + setpriority(PRIO_PROCESS, 0, newPriority); +} + +MetadataRetrieverClient::Priority::~Priority() +{ + setpriority(PRIO_PROCESS, 0, mOldPriority); +} + }; // namespace android diff --git a/media/libmediaplayerservice/MetadataRetrieverClient.h b/media/libmediaplayerservice/MetadataRetrieverClient.h index 8cb8ad1..852d734 100644 --- a/media/libmediaplayerservice/MetadataRetrieverClient.h +++ b/media/libmediaplayerservice/MetadataRetrieverClient.h @@ -54,6 +54,16 @@ public: private: friend class MediaPlayerService; + class Priority + { + public: + Priority(int newPriority); + ~Priority(); + private: + Priority(); + int mOldPriority; + }; + explicit MetadataRetrieverClient(pid_t pid); virtual ~MetadataRetrieverClient(); |