From a64bf2af4ef3219d9d897cd1bbc7b67a7e4c3f4c Mon Sep 17 00:00:00 2001
From: Steve Kondik <steve@cyngn.com>
Date: Wed, 18 Nov 2015 16:26:56 -0800
Subject: Revert "DataSource: Remove global variables in DataSource related to
 sniff"

 * Don't change the ABI.  Fun times.

This reverts commit 4440ef8efc77d1bd7838885e83d41e54deb5a3b8.

Change-Id: Ie9e0812f5e4ee700c29b76a413083858ec0255c9
---
 include/media/stagefright/DataSource.h | 42 +++++-----------------------------
 1 file changed, 6 insertions(+), 36 deletions(-)

(limited to 'include')

diff --git a/include/media/stagefright/DataSource.h b/include/media/stagefright/DataSource.h
index 56abe71..de5ddd3 100644
--- a/include/media/stagefright/DataSource.h
+++ b/include/media/stagefright/DataSource.h
@@ -36,40 +36,6 @@ 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:
@@ -91,7 +57,7 @@ public:
     static sp<DataSource> CreateMediaHTTP(const sp<IMediaHTTPService> &httpService);
     static sp<DataSource> CreateFromIDataSource(const sp<IDataSource> &source);
 
-    DataSource() : mSniffer(new Sniffer()) {}
+    DataSource() {}
 
     virtual status_t initCheck() const = 0;
 
@@ -145,7 +111,11 @@ public:
 protected:
     virtual ~DataSource() {}
 
-    sp<Sniffer> mSniffer;
+private:
+    static Mutex gSnifferMutex;
+    static List<SnifferFunc> gSniffers;
+    static List<SnifferFunc> gExtraSniffers;
+    static bool gSniffersRegistered;
 
     static void RegisterSniffer_l(SnifferFunc func);
     static void RegisterSnifferPlugin();
-- 
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