diff options
Diffstat (limited to 'include/media/stagefright/DataSource.h')
-rw-r--r-- | include/media/stagefright/DataSource.h | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/include/media/stagefright/DataSource.h b/include/media/stagefright/DataSource.h index 0c31e72..56abe71 100644 --- a/include/media/stagefright/DataSource.h +++ b/include/media/stagefright/DataSource.h @@ -36,6 +36,40 @@ class IDataSource; struct IMediaHTTPService; class String8; struct HTTPBase; +class DataSource; + +class Sniffer : public RefBase { +public: + Sniffer(); + + //////////////////////////////////////////////////////////////////////////// + + bool sniff(DataSource *source, String8 *mimeType, float *confidence, sp<AMessage> *meta); + + // The sniffer can optionally fill in "meta" with an AMessage containing + // a dictionary of values that helps the corresponding extractor initialize + // its state without duplicating effort already exerted by the sniffer. + typedef bool (*SnifferFunc)( + const sp<DataSource> &source, String8 *mimeType, + float *confidence, sp<AMessage> *meta); + + //if isExtendedExtractor = true, store the location of the sniffer to register + void registerSniffer_l(SnifferFunc func); + void registerDefaultSniffers(); + + virtual ~Sniffer() {} + +private: + Mutex mSnifferMutex; + List<SnifferFunc> mSniffers; + List<SnifferFunc> mExtraSniffers; + List<SnifferFunc>::iterator extendedSnifferPosition; + + void registerSnifferPlugin(); + + Sniffer(const Sniffer &); + Sniffer &operator=(const Sniffer &); +}; class DataSource : public RefBase { public: @@ -57,7 +91,7 @@ public: static sp<DataSource> CreateMediaHTTP(const sp<IMediaHTTPService> &httpService); static sp<DataSource> CreateFromIDataSource(const sp<IDataSource> &source); - DataSource() {} + DataSource() : mSniffer(new Sniffer()) {} virtual status_t initCheck() const = 0; @@ -111,12 +145,10 @@ public: protected: virtual ~DataSource() {} -private: - static Mutex gSnifferMutex; - static List<SnifferFunc> gSniffers; - static bool gSniffersRegistered; + sp<Sniffer> mSniffer; static void RegisterSniffer_l(SnifferFunc func); + static void RegisterSnifferPlugin(); DataSource(const DataSource &); DataSource &operator=(const DataSource &); |