From b8a89c8c3cdcaa95706897b18bff35098df0c817 Mon Sep 17 00:00:00 2001
From: Deva Ramasubramanian <dramasub@codeaurora.org>
Date: Thu, 17 Sep 2015 12:48:59 -0700
Subject: libstagefright: Allow for CameraSourceTimeLapse to be extended

Add in hooks to route CameraSourceTimeLapse creation to AVFactory so
that we can add our customizations.

Change-Id: I309a247ba6e3c5626cfba096677a6dbfeae543f3
---
 include/media/stagefright/CameraSourceTimeLapse.h   |  5 +++--
 media/libavextensions/stagefright/AVExtensions.h    | 15 ++++++++++++++-
 media/libavextensions/stagefright/AVFactory.cpp     | 18 +++++++++++++++++-
 media/libmediaplayerservice/StagefrightRecorder.cpp |  4 ++--
 4 files changed, 36 insertions(+), 6 deletions(-)

diff --git a/include/media/stagefright/CameraSourceTimeLapse.h b/include/media/stagefright/CameraSourceTimeLapse.h
index 34213be..f264d98 100644
--- a/include/media/stagefright/CameraSourceTimeLapse.h
+++ b/include/media/stagefright/CameraSourceTimeLapse.h
@@ -20,6 +20,7 @@
 
 #include <pthread.h>
 
+#include <media/stagefright/CameraSource.h>
 #include <utils/RefBase.h>
 #include <utils/threads.h>
 #include <utils/String16.h>
@@ -56,7 +57,7 @@ public:
     // returning quickly.
     void startQuickReadReturns();
 
-private:
+protected:
     // size of the encoded video.
     int32_t mVideoWidth;
     int32_t mVideoHeight;
@@ -152,7 +153,7 @@ private:
     // the frame needs to be encoded, it returns false and also modifies
     // the time stamp to be one frame time ahead of the last encoded
     // frame's time stamp.
-    bool skipFrameAndModifyTimeStamp(int64_t *timestampUs);
+    virtual bool skipFrameAndModifyTimeStamp(int64_t *timestampUs);
 
     // Wrapper to enter threadTimeLapseEntry()
     static void *ThreadTimeLapseWrapper(void *me);
diff --git a/media/libavextensions/stagefright/AVExtensions.h b/media/libavextensions/stagefright/AVExtensions.h
index fc04df1..9c712e4 100644
--- a/media/libavextensions/stagefright/AVExtensions.h
+++ b/media/libavextensions/stagefright/AVExtensions.h
@@ -54,6 +54,7 @@ class CameraParameters;
 class MediaBuffer;
 struct AudioSource;
 class CameraSource;
+class CameraSourceTimeLapse;
 class ICamera;
 class ICameraRecordingProxy;
 class String16;
@@ -85,7 +86,7 @@ struct AVFactory {
             uint32_t channels,
             uint32_t outSampleRate = 0);
 
-    virtual CameraSource *CreateFromCamera(
+    virtual CameraSource *CreateCameraSourceFromCamera(
             const sp<ICamera> &camera,
             const sp<ICameraRecordingProxy> &proxy,
             int32_t cameraId,
@@ -95,6 +96,18 @@ struct AVFactory {
             int32_t frameRate,
             const sp<IGraphicBufferProducer>& surface,
             bool storeMetaDataInVideoBuffers = true);
+
+    virtual CameraSourceTimeLapse *CreateCameraSourceTimeLapseFromCamera(
+            const sp<ICamera> &camera,
+            const sp<ICameraRecordingProxy> &proxy,
+            int32_t cameraId,
+            const String16& clientName,
+            uid_t clientUid,
+            Size videoSize,
+            int32_t videoFrameRate,
+            const sp<IGraphicBufferProducer>& surface,
+            int64_t timeBetweenFrameCaptureUs,
+            bool storeMetaDataInVideoBuffers = true);
     // ----- NO TRESSPASSING BEYOND THIS LINE ------
     DECLARE_LOADABLE_SINGLETON(AVFactory);
 };
diff --git a/media/libavextensions/stagefright/AVFactory.cpp b/media/libavextensions/stagefright/AVFactory.cpp
index 19977e9..90ac7b2 100644
--- a/media/libavextensions/stagefright/AVFactory.cpp
+++ b/media/libavextensions/stagefright/AVFactory.cpp
@@ -43,6 +43,7 @@
 #include <media/stagefright/MediaHTTP.h>
 #include <media/stagefright/AudioSource.h>
 #include <media/stagefright/CameraSource.h>
+#include <media/stagefright/CameraSourceTimeLapse.h>
 #include <camera/CameraParameters.h>
 
 #include "common/ExtensionsLoader.hpp"
@@ -88,7 +89,7 @@ AudioSource* AVFactory::createAudioSource(
                             channels, outSampleRate);
 }
 
-CameraSource* AVFactory::CreateFromCamera(
+CameraSource* AVFactory::CreateCameraSourceFromCamera(
             const sp<ICamera> &camera,
             const sp<ICameraRecordingProxy> &proxy,
             int32_t cameraId,
@@ -103,6 +104,21 @@ CameraSource* AVFactory::CreateFromCamera(
             storeMetaDataInVideoBuffers);
 }
 
+CameraSourceTimeLapse* AVFactory::CreateCameraSourceTimeLapseFromCamera(
+        const sp<ICamera> &camera,
+        const sp<ICameraRecordingProxy> &proxy,
+        int32_t cameraId,
+        const String16& clientName,
+        uid_t clientUid,
+        Size videoSize,
+        int32_t videoFrameRate,
+        const sp<IGraphicBufferProducer>& surface,
+        int64_t timeBetweenFrameCaptureUs,
+        bool storeMetaDataInVideoBuffers) {
+    return CameraSourceTimeLapse::CreateFromCamera(camera, proxy, cameraId,
+            clientName, clientUid, videoSize, videoFrameRate, surface,
+            timeBetweenFrameCaptureUs, storeMetaDataInVideoBuffers);
+}
 // ----- NO TRESSPASSING BEYOND THIS LINE ------
 AVFactory::AVFactory() {
 }
diff --git a/media/libmediaplayerservice/StagefrightRecorder.cpp b/media/libmediaplayerservice/StagefrightRecorder.cpp
index 136e6cf..80d5ac2 100644
--- a/media/libmediaplayerservice/StagefrightRecorder.cpp
+++ b/media/libmediaplayerservice/StagefrightRecorder.cpp
@@ -1465,13 +1465,13 @@ status_t StagefrightRecorder::setupCameraSource(
             return BAD_VALUE;
         }
 
-        mCameraSourceTimeLapse = CameraSourceTimeLapse::CreateFromCamera(
+        mCameraSourceTimeLapse = AVFactory::get()->CreateCameraSourceTimeLapseFromCamera(
                 mCamera, mCameraProxy, mCameraId, mClientName, mClientUid,
                 videoSize, mFrameRate, mPreviewSurface,
                 mTimeBetweenCaptureUs);
         *cameraSource = mCameraSourceTimeLapse;
     } else {
-        *cameraSource = AVFactory::get()->CreateFromCamera(
+        *cameraSource = AVFactory::get()->CreateCameraSourceFromCamera(
                 mCamera, mCameraProxy, mCameraId, mClientName, mClientUid,
                 videoSize, mFrameRate,
                 mPreviewSurface);
-- 
cgit v1.1