diff options
Diffstat (limited to 'camerawrapper/CameraWrapper.cpp')
| -rw-r--r-- | camerawrapper/CameraWrapper.cpp | 583 |
1 files changed, 0 insertions, 583 deletions
diff --git a/camerawrapper/CameraWrapper.cpp b/camerawrapper/CameraWrapper.cpp deleted file mode 100644 index 18f6da2..0000000 --- a/camerawrapper/CameraWrapper.cpp +++ /dev/null @@ -1,583 +0,0 @@ -/* - * 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,ISO100,ISO200,ISO400,ISO800","auto"}; - -static char * camera_fixup_getparams(int id, const char * settings) -{ - android::CameraParameters params; - params.unflatten(android::String8(settings)); - - // fix params here - 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, "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) - 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); -} |