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Commit 1e0e7b17 authored by Surajit Podder's avatar Surajit Podder Committed by Steve Kondik
Browse files

libstagefright: Allocate cached camera buffers for sw encoders 

Added change to allocate cached camera buffers for
sw encoders. Setting camera parameter "cache-video-buffers"
with value 1 allocates cached video buffers

Change-Id: Ic9068a58005f4a96466c50300dc29ce202f88427
parent b4cc5118

media/libmediaplayerservice/StagefrightRecorder.cpp

+1 −0
Original line number Diff line number Diff line
@@ -1589,6 +1589,7 @@ status_t StagefrightRecorder::setupCameraSource( 
                videoSize, mFrameRate,

                mPreviewSurface, encoderSupportsCameraSourceMetaDataMode);

    }

    ExtendedUtils::cacheCaptureBuffers(mCamera, mVideoEncoder);

    mCamera.clear();

    mCameraProxy.clear();

    if (*cameraSource == NULL) {

media/libstagefright/ExtendedUtils.cpp

+28 −0
Original line number Diff line number Diff line
@@ -45,6 +45,8 @@ 
#include <media/stagefright/MediaExtractor.h>

#include <media/MediaProfiles.h>

#include <media/stagefright/Utils.h>

#include <camera/ICamera.h>

#include <binder/IPCThreadState.h>



//RTSPStream

#include <arpa/inet.h>
@@ -1921,6 +1923,30 @@ int32_t ExtendedUtils::getEncoderTypeFlags() { 
    return flags;

}



void ExtendedUtils::cacheCaptureBuffers(sp<ICamera> camera, video_encoder encoder) {

    if (camera != NULL) {

        char mDeviceName[PROPERTY_VALUE_MAX];

        property_get("ro.board.platform", mDeviceName, "0");

        if (!strncmp(mDeviceName, "msm8909", 7)) {

            int64_t token = IPCThreadState::self()->clearCallingIdentity();

            String8 s = camera->getParameters();

            CameraParameters params(s);

            const char *enable;

            if (encoder == VIDEO_ENCODER_H263 ||

                encoder == VIDEO_ENCODER_MPEG_4_SP) {

                enable = "1";

            } else {

                enable = "0";

            }

            params.set("cache-video-buffers", enable);

            if (camera->setParameters(params.flatten()) != OK) {

                ALOGE("Failed to enabled cached camera buffers");

            }

            IPCThreadState::self()->restoreCallingIdentity(token);

        }

    }

}



}

#else //ENABLE_AV_ENHANCEMENTS
@@ -2126,6 +2152,8 @@ int32_t ExtendedUtils::getEncoderTypeFlags() { 
    return false;

}



void ExtendedUtils::cacheCaptureBuffers(sp<ICamera> camera, video_encoder encoder) {}



bool ExtendedUtils::RTSPStream::ParseURL_V6(

        AString *host, const char **colonPos) {

    return false;

media/libstagefright/include/ExtendedUtils.h

+2 −0
Original line number Diff line number Diff line
@@ -250,6 +250,8 @@ struct ExtendedUtils { 
    static void showImageInNativeWindow(const sp<AMessage> &msg, const sp<AMessage> &format);



    static int32_t getEncoderTypeFlags();



    static void cacheCaptureBuffers(sp<ICamera> camera, video_encoder encoder);

};



}