597 lines
18 KiB
C++
597 lines
18 KiB
C++
/*
|
|
* Copyright (C) 2012, The CyanogenMod Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
/**
|
|
* @file CameraWrapper.cpp
|
|
*
|
|
* This file wraps a vendor camera module.
|
|
*
|
|
*/
|
|
|
|
|
|
#define LOG_NDEBUG 0
|
|
//#define LOG_PARAMETERS
|
|
|
|
#define LOG_TAG "CameraWrapper"
|
|
#include <cutils/log.h>
|
|
|
|
#include <utils/threads.h>
|
|
#include <utils/String8.h>
|
|
#include <hardware/hardware.h>
|
|
#include <hardware/camera.h>
|
|
#include <camera/Camera.h>
|
|
#include <camera/CameraParameters.h>
|
|
|
|
static android::Mutex gCameraWrapperLock;
|
|
static camera_module_t *gVendorModule = 0;
|
|
|
|
static int camera_device_open(const hw_module_t* module, const char* name,
|
|
hw_device_t** device);
|
|
static int camera_device_close(hw_device_t* device);
|
|
static int camera_get_number_of_cameras(void);
|
|
static int camera_get_camera_info(int camera_id, struct camera_info *info);
|
|
|
|
static struct hw_module_methods_t camera_module_methods = {
|
|
open: camera_device_open
|
|
};
|
|
|
|
camera_module_t HAL_MODULE_INFO_SYM = {
|
|
common: {
|
|
tag: HARDWARE_MODULE_TAG,
|
|
version_major: 1,
|
|
version_minor: 0,
|
|
id: CAMERA_HARDWARE_MODULE_ID,
|
|
name: "Exynos4x12 Camera Wrapper",
|
|
author: "Teamhacksung <info@teamhacksung.org>",
|
|
methods: &camera_module_methods,
|
|
dso: NULL, /* remove compilation warnings */
|
|
reserved: {0}, /* remove compilation warnings */
|
|
},
|
|
get_number_of_cameras: camera_get_number_of_cameras,
|
|
get_camera_info: camera_get_camera_info,
|
|
};
|
|
|
|
typedef struct wrapper_camera_device {
|
|
camera_device_t base;
|
|
int id;
|
|
camera_device_t *vendor;
|
|
} wrapper_camera_device_t;
|
|
|
|
#define VENDOR_CALL(device, func, ...) ({ \
|
|
wrapper_camera_device_t *__wrapper_dev = (wrapper_camera_device_t*) device; \
|
|
__wrapper_dev->vendor->ops->func(__wrapper_dev->vendor, ##__VA_ARGS__); \
|
|
})
|
|
|
|
#define CAMERA_ID(device) (((wrapper_camera_device_t *)(device))->id)
|
|
|
|
static int check_vendor_module()
|
|
{
|
|
int rv = 0;
|
|
ALOGV("%s", __FUNCTION__);
|
|
|
|
if(gVendorModule)
|
|
return 0;
|
|
|
|
rv = hw_get_module("vendor-camera", (const hw_module_t **)&gVendorModule);
|
|
if (rv)
|
|
ALOGE("failed to open vendor camera module");
|
|
return rv;
|
|
}
|
|
|
|
const static char * iso_values[] = {"auto,ISO50,ISO100,ISO200,ISO400,ISO800","auto"};
|
|
const static char * video_preview_sizes[] = {"1920x1080,1280x720,640x480",
|
|
"640x480,352x288,320x240,176x144"};
|
|
|
|
static char * camera_fixup_getparams(int id, const char * settings)
|
|
{
|
|
android::CameraParameters params;
|
|
params.unflatten(android::String8(settings));
|
|
|
|
// fix params here
|
|
|
|
params.remove(android::CameraParameters::KEY_SUPPORTED_VIDEO_SIZES);
|
|
|
|
if(params.get("cam_mode") && !strcmp(params.get("cam_mode"), "1")) {
|
|
params.set(android::CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES, video_preview_sizes[id]);
|
|
const char* videoSize = params.get(android::CameraParameters::KEY_VIDEO_SIZE);
|
|
params.set(android::CameraParameters::KEY_PREVIEW_SIZE, videoSize);
|
|
}
|
|
|
|
params.set(android::CameraParameters::KEY_SUPPORTED_ISO_MODES, iso_values[id]);
|
|
|
|
android::String8 strParams = params.flatten();
|
|
char *ret = strdup(strParams.string());
|
|
|
|
ALOGD("%s: get parameters fixed up", __FUNCTION__);
|
|
return ret;
|
|
}
|
|
|
|
char * camera_fixup_setparams(int id, const char * settings)
|
|
{
|
|
android::CameraParameters params;
|
|
params.unflatten(android::String8(settings));
|
|
|
|
// fix params here
|
|
if(params.get("iso")) {
|
|
const char* isoMode = params.get(android::CameraParameters::KEY_ISO_MODE);
|
|
if(strcmp(isoMode, "ISO50") == 0)
|
|
params.set(android::CameraParameters::KEY_ISO_MODE, "50");
|
|
else if(strcmp(isoMode, "ISO100") == 0)
|
|
params.set(android::CameraParameters::KEY_ISO_MODE, "100");
|
|
else if(strcmp(isoMode, "ISO200") == 0)
|
|
params.set(android::CameraParameters::KEY_ISO_MODE, "200");
|
|
else if(strcmp(isoMode, "ISO400") == 0)
|
|
params.set(android::CameraParameters::KEY_ISO_MODE, "400");
|
|
else if(strcmp(isoMode, "ISO800") == 0)
|
|
params.set(android::CameraParameters::KEY_ISO_MODE, "800");
|
|
}
|
|
|
|
android::String8 strParams = params.flatten();
|
|
char *ret = strdup(strParams.string());
|
|
|
|
ALOGD("%s: set parameters fixed up", __FUNCTION__);
|
|
return ret;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* implementation of camera_device_ops functions
|
|
*******************************************************************/
|
|
|
|
int camera_set_preview_window(struct camera_device * device,
|
|
struct preview_stream_ops *window)
|
|
{
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device || !window)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, set_preview_window, window);
|
|
}
|
|
|
|
void camera_set_callbacks(struct camera_device * device,
|
|
camera_notify_callback notify_cb,
|
|
camera_data_callback data_cb,
|
|
camera_data_timestamp_callback data_cb_timestamp,
|
|
camera_request_memory get_memory,
|
|
void *user)
|
|
{
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
ALOGV("%s", __FUNCTION__);
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, set_callbacks, notify_cb, data_cb, data_cb_timestamp, get_memory, user);
|
|
}
|
|
|
|
void camera_enable_msg_type(struct camera_device * device, int32_t msg_type)
|
|
{
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
ALOGV("%s", __FUNCTION__);
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, enable_msg_type, msg_type);
|
|
}
|
|
|
|
void camera_disable_msg_type(struct camera_device * device, int32_t msg_type)
|
|
{
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
ALOGV("%s", __FUNCTION__);
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, disable_msg_type, msg_type);
|
|
}
|
|
|
|
int camera_msg_type_enabled(struct camera_device * device, int32_t msg_type)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return 0;
|
|
|
|
return VENDOR_CALL(device, msg_type_enabled, msg_type);
|
|
}
|
|
|
|
int camera_start_preview(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, start_preview);
|
|
}
|
|
|
|
void camera_stop_preview(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, stop_preview);
|
|
}
|
|
|
|
int camera_preview_enabled(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, preview_enabled);
|
|
}
|
|
|
|
int camera_store_meta_data_in_buffers(struct camera_device * device, int enable)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, store_meta_data_in_buffers, enable);
|
|
}
|
|
|
|
int camera_start_recording(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return EINVAL;
|
|
|
|
return VENDOR_CALL(device, start_recording);
|
|
}
|
|
|
|
void camera_stop_recording(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
|
|
VENDOR_CALL(device, stop_recording);
|
|
}
|
|
|
|
int camera_recording_enabled(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, recording_enabled);
|
|
}
|
|
|
|
void camera_release_recording_frame(struct camera_device * device,
|
|
const void *opaque)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, release_recording_frame, opaque);
|
|
}
|
|
|
|
int camera_auto_focus(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
|
|
return VENDOR_CALL(device, auto_focus);
|
|
}
|
|
|
|
int camera_cancel_auto_focus(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
// Samsung camera HAL restarts focus (CAF_RESTART) when we cancel auto focus.
|
|
// Cancel auto focus is called just before pic is taken in autofocus mode, thus
|
|
// the HAL crashes.
|
|
return 0;
|
|
//return VENDOR_CALL(device, cancel_auto_focus);
|
|
}
|
|
|
|
int camera_take_picture(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, take_picture);
|
|
}
|
|
|
|
int camera_cancel_picture(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, take_picture);
|
|
}
|
|
|
|
int camera_set_parameters(struct camera_device * device, const char *params)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
char *tmp = NULL;
|
|
tmp = camera_fixup_setparams(CAMERA_ID(device), params);
|
|
|
|
#ifdef LOG_PARAMETERS
|
|
__android_log_write(ANDROID_LOG_VERBOSE, LOG_TAG, tmp);
|
|
#endif
|
|
|
|
int ret = VENDOR_CALL(device, set_parameters, tmp);
|
|
return ret;
|
|
}
|
|
|
|
char* camera_get_parameters(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return NULL;
|
|
|
|
char* params = VENDOR_CALL(device, get_parameters);
|
|
|
|
#ifdef LOG_PARAMETERS
|
|
__android_log_write(ANDROID_LOG_VERBOSE, LOG_TAG, params);
|
|
#endif
|
|
|
|
char * tmp = camera_fixup_getparams(CAMERA_ID(device), params);
|
|
VENDOR_CALL(device, put_parameters, params);
|
|
params = tmp;
|
|
|
|
#ifdef LOG_PARAMETERS
|
|
__android_log_write(ANDROID_LOG_VERBOSE, LOG_TAG, params);
|
|
#endif
|
|
|
|
return params;
|
|
}
|
|
|
|
static void camera_put_parameters(struct camera_device *device, char *params)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(params)
|
|
free(params);
|
|
}
|
|
|
|
int camera_send_command(struct camera_device * device,
|
|
int32_t cmd, int32_t arg1, int32_t arg2)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
/* send_command causes the camera hal do to unexpected things like lockups.
|
|
* don't pass any command to the vendor hal to prevent this */
|
|
return 0;
|
|
//return VENDOR_CALL(device, send_command, cmd, arg1, arg2);
|
|
}
|
|
|
|
void camera_release(struct camera_device * device)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
|
|
|
|
if(!device)
|
|
return;
|
|
|
|
VENDOR_CALL(device, release);
|
|
}
|
|
|
|
int camera_dump(struct camera_device * device, int fd)
|
|
{
|
|
if(!device)
|
|
return -EINVAL;
|
|
|
|
return VENDOR_CALL(device, dump, fd);
|
|
}
|
|
|
|
extern "C" void heaptracker_free_leaked_memory(void);
|
|
|
|
int camera_device_close(hw_device_t* device)
|
|
{
|
|
int ret = 0;
|
|
wrapper_camera_device_t *wrapper_dev = NULL;
|
|
|
|
ALOGV("%s", __FUNCTION__);
|
|
|
|
android::Mutex::Autolock lock(gCameraWrapperLock);
|
|
|
|
if (!device) {
|
|
ret = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
wrapper_dev = (wrapper_camera_device_t*) device;
|
|
|
|
wrapper_dev->vendor->common.close((hw_device_t*)wrapper_dev->vendor);
|
|
if (wrapper_dev->base.ops)
|
|
free(wrapper_dev->base.ops);
|
|
free(wrapper_dev);
|
|
done:
|
|
#ifdef HEAPTRACKER
|
|
heaptracker_free_leaked_memory();
|
|
#endif
|
|
return ret;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* implementation of camera_module functions
|
|
*******************************************************************/
|
|
|
|
/* open device handle to one of the cameras
|
|
*
|
|
* assume camera service will keep singleton of each camera
|
|
* so this function will always only be called once per camera instance
|
|
*/
|
|
|
|
int camera_device_open(const hw_module_t* module, const char* name,
|
|
hw_device_t** device)
|
|
{
|
|
int rv = 0;
|
|
int num_cameras = 0;
|
|
int cameraid;
|
|
wrapper_camera_device_t* camera_device = NULL;
|
|
camera_device_ops_t* camera_ops = NULL;
|
|
|
|
android::Mutex::Autolock lock(gCameraWrapperLock);
|
|
|
|
ALOGV("camera_device open");
|
|
|
|
if (name != NULL) {
|
|
if (check_vendor_module())
|
|
return -EINVAL;
|
|
|
|
cameraid = atoi(name);
|
|
num_cameras = gVendorModule->get_number_of_cameras();
|
|
|
|
if(cameraid > num_cameras)
|
|
{
|
|
ALOGE("camera service provided cameraid out of bounds, "
|
|
"cameraid = %d, num supported = %d",
|
|
cameraid, num_cameras);
|
|
rv = -EINVAL;
|
|
goto fail;
|
|
}
|
|
|
|
camera_device = (wrapper_camera_device_t*)malloc(sizeof(*camera_device));
|
|
if(!camera_device)
|
|
{
|
|
ALOGE("camera_device allocation fail");
|
|
rv = -ENOMEM;
|
|
goto fail;
|
|
}
|
|
memset(camera_device, 0, sizeof(*camera_device));
|
|
camera_device->id = cameraid;
|
|
|
|
if(rv = gVendorModule->common.methods->open((const hw_module_t*)gVendorModule, name, (hw_device_t**)&(camera_device->vendor)))
|
|
{
|
|
ALOGE("vendor camera open fail");
|
|
goto fail;
|
|
}
|
|
ALOGV("%s: got vendor camera device 0x%08X", __FUNCTION__, (uintptr_t)(camera_device->vendor));
|
|
|
|
camera_ops = (camera_device_ops_t*)malloc(sizeof(*camera_ops));
|
|
if(!camera_ops)
|
|
{
|
|
ALOGE("camera_ops allocation fail");
|
|
rv = -ENOMEM;
|
|
goto fail;
|
|
}
|
|
|
|
memset(camera_ops, 0, sizeof(*camera_ops));
|
|
|
|
camera_device->base.common.tag = HARDWARE_DEVICE_TAG;
|
|
camera_device->base.common.version = 0;
|
|
camera_device->base.common.module = (hw_module_t *)(module);
|
|
camera_device->base.common.close = camera_device_close;
|
|
camera_device->base.ops = camera_ops;
|
|
|
|
camera_ops->set_preview_window = camera_set_preview_window;
|
|
camera_ops->set_callbacks = camera_set_callbacks;
|
|
camera_ops->enable_msg_type = camera_enable_msg_type;
|
|
camera_ops->disable_msg_type = camera_disable_msg_type;
|
|
camera_ops->msg_type_enabled = camera_msg_type_enabled;
|
|
camera_ops->start_preview = camera_start_preview;
|
|
camera_ops->stop_preview = camera_stop_preview;
|
|
camera_ops->preview_enabled = camera_preview_enabled;
|
|
camera_ops->store_meta_data_in_buffers = camera_store_meta_data_in_buffers;
|
|
camera_ops->start_recording = camera_start_recording;
|
|
camera_ops->stop_recording = camera_stop_recording;
|
|
camera_ops->recording_enabled = camera_recording_enabled;
|
|
camera_ops->release_recording_frame = camera_release_recording_frame;
|
|
camera_ops->auto_focus = camera_auto_focus;
|
|
camera_ops->cancel_auto_focus = camera_cancel_auto_focus;
|
|
camera_ops->take_picture = camera_take_picture;
|
|
camera_ops->cancel_picture = camera_cancel_picture;
|
|
camera_ops->set_parameters = camera_set_parameters;
|
|
camera_ops->get_parameters = camera_get_parameters;
|
|
camera_ops->put_parameters = camera_put_parameters;
|
|
camera_ops->send_command = camera_send_command;
|
|
camera_ops->release = camera_release;
|
|
camera_ops->dump = camera_dump;
|
|
|
|
*device = &camera_device->base.common;
|
|
}
|
|
|
|
return rv;
|
|
|
|
fail:
|
|
if(camera_device) {
|
|
free(camera_device);
|
|
camera_device = NULL;
|
|
}
|
|
if(camera_ops) {
|
|
free(camera_ops);
|
|
camera_ops = NULL;
|
|
}
|
|
*device = NULL;
|
|
return rv;
|
|
}
|
|
|
|
int camera_get_number_of_cameras(void)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
if (check_vendor_module())
|
|
return 0;
|
|
return gVendorModule->get_number_of_cameras();
|
|
}
|
|
|
|
int camera_get_camera_info(int camera_id, struct camera_info *info)
|
|
{
|
|
ALOGV("%s", __FUNCTION__);
|
|
if (check_vendor_module())
|
|
return 0;
|
|
return gVendorModule->get_camera_info(camera_id, info);
|
|
}
|