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Commit 8e7ad521 authored by Susmitha Gummalla's avatar Susmitha Gummalla Committed by Linux Build Service Account
Browse files

Camera: Add support for preview frame fd 

-Add support for receiving dataCallback with fd/buffer as frame buffer

CRs-fixed: 654901
Change-Id: I5c16e560f1e209a6ab4afa4f3437602b02992b9b
parent 99915330

camera/ICameraClient.cpp

+14 −3
Original line number Original line Diff line number Diff line
@@ -50,7 +50,12 @@ public: 
        data.writeInterfaceToken(ICameraClient::getInterfaceDescriptor());

        data.writeInterfaceToken(ICameraClient::getInterfaceDescriptor());

        data.writeInt32(msgType);

        data.writeInt32(msgType);

        data.writeInt32(ext1);

        data.writeInt32(ext1);

        if ((msgType == CAMERA_MSG_PREVIEW_FRAME) && (ext1 == CAMERA_FRAME_DATA_FD)) {

            ALOGD("notifyCallback: CAMERA_MSG_PREVIEW_FRAME fd = %d", ext2);

            data.writeFileDescriptor(ext2);

        } else {

            data.writeInt32(ext2);

            data.writeInt32(ext2);

        }

        remote()->transact(NOTIFY_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY);

        remote()->transact(NOTIFY_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY);

    }

    }
@@ -106,7 +111,13 @@ status_t BnCameraClient::onTransact( 
            CHECK_INTERFACE(ICameraClient, data, reply);

            CHECK_INTERFACE(ICameraClient, data, reply);

            int32_t msgType = data.readInt32();

            int32_t msgType = data.readInt32();

            int32_t ext1    = data.readInt32();

            int32_t ext1    = data.readInt32();

            int32_t ext2 = data.readInt32();

            int32_t ext2    = 0;

            if ((msgType == CAMERA_MSG_PREVIEW_FRAME) && (ext1 == CAMERA_FRAME_DATA_FD)) {

                ext2 = data.readFileDescriptor();

                ALOGD("onTransact: CAMERA_MSG_PREVIEW_FRAME fd = %d", ext2);

            } else {

                ext2 = data.readInt32();

            }

            notifyCallback(msgType, ext1, ext2);

            notifyCallback(msgType, ext1, ext2);

            return NO_ERROR;

            return NO_ERROR;

        } break;

        } break;