Commit 2becfffa authored by TARKZiM's avatar TARKZiM Committed by Bernhard Thoben
Browse files
parent 64f82371
# Copyright (C) 2016 The CyanogenMod Project
# (C) 2017 The LineageOS 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.
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_SRC_FILES := \
CameraWrapper.cpp \
Camera2Wrapper.cpp \
Camera3Wrapper.cpp
LOCAL_SHARED_LIBRARIES := \
libhardware \
liblog \
libcamera_client \
libgui \
libhidltransport \
libsensor \
libutils \
libcutils \
android.hidl.token@1.0-utils
LOCAL_C_INCLUDES := \
framework/native/include \
frameworks/native/include/media/openmax \
system/media/camera/include
LOCAL_32_BIT_ONLY := true
LOCAL_MODULE_RELATIVE_PATH := hw
LOCAL_VENDOR_MODULE := true
LOCAL_MODULE := camera.$(TARGET_BOARD_PLATFORM)
LOCAL_MODULE_TAGS := optional
include $(BUILD_SHARED_LIBRARY)
/*
* Copyright (C) 2015, 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.
*/
#define LOG_NDEBUG 0
#define LOG_PARAMETERS
#define LOG_TAG "Camera2Wrapper"
#include <cutils/log.h>
#include "CameraWrapper.h"
#include "Camera2Wrapper.h"
typedef struct wrapper_camera2_device {
camera_device_t base;
int camera2_released;
int id;
camera_device_t *vendor;
} wrapper_camera2_device_t;
#define VENDOR_CALL(device, func, ...) ({ \
wrapper_camera2_device_t *__wrapper_dev = (wrapper_camera2_device_t*) device; \
__wrapper_dev->vendor->ops->func(__wrapper_dev->vendor, ##__VA_ARGS__); \
})
#define CAMERA_ID(device) (((wrapper_camera2_device_t *)(device))->id)
static camera_module_t *gVendorModule = 0;
static camera_notify_callback gUserNotifyCb = NULL;
static camera_data_callback gUserDataCb = NULL;
static camera_data_timestamp_callback gUserDataCbTimestamp = NULL;
static camera_request_memory gUserGetMemory = NULL;
static void *gUserCameraDevice = NULL;
static int check_vendor_module()
{
int rv = 0;
ALOGV("%s", __FUNCTION__);
if(gVendorModule)
return 0;
rv = hw_get_module_by_class("camera", "vendor", (const hw_module_t **)&gVendorModule);
if (rv)
ALOGE("failed to open vendor camera module");
return rv;
}
static char * camera2_fixup_getparams(int id, const char * settings)
{
android::CameraParameters params;
params.unflatten(android::String8(settings));
#ifdef LOG_PARAMETERS
ALOGV("%s: Original parameters:", __FUNCTION__);
params.dump();
#endif
android::String8 strParams = params.flatten();
char *ret = strdup(strParams.string());
#ifdef LOG_PARAMETERS
ALOGV("%s: Fixed parameters:", __FUNCTION__);
params.dump();
#endif
return ret;
}
static char * camera2_fixup_setparams(int id __unused, const char * settings)
{
android::CameraParameters params;
params.unflatten(android::String8(settings));
#ifdef LOG_PARAMETERS
ALOGV("%s: Original parameters:", __FUNCTION__);
params.dump();
#endif
android::String8 strParams = params.flatten();
char *ret = strdup(strParams.string());
#ifdef LOG_PARAMETERS
ALOGV("%s: Fixed parameters:", __FUNCTION__);
params.dump();
#endif
return ret;
}
/*******************************************************************
* implementation of camera_device_ops functions
*******************************************************************/
static int camera2_set_preview_window(struct camera_device * device,
struct preview_stream_ops *window)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device || !window)
return -EINVAL;
return VENDOR_CALL(device, set_preview_window, window);
}
void camera_notify_cb(int32_t msg_type, int32_t ext1, int32_t ext2, void *user) {
gUserNotifyCb(msg_type, ext1, ext2, gUserCameraDevice);
}
void camera_data_cb(int32_t msg_type, const camera_memory_t *data, unsigned int index,
camera_frame_metadata_t *metadata, void *user) {
gUserDataCb(msg_type, data, index, metadata, gUserCameraDevice);
}
void camera_data_cb_timestamp(nsecs_t timestamp, int32_t msg_type,
const camera_memory_t *data, unsigned index, void *user) {
gUserDataCbTimestamp(timestamp, msg_type, data, index, gUserCameraDevice);
}
camera_memory_t* camera_get_memory(int fd, size_t buf_size,
uint_t num_bufs, void *user) {
return gUserGetMemory(fd, buf_size, num_bufs, gUserCameraDevice);
}
static void camera2_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_camera2_device_t*)device)->vendor));
if(!device)
return;
gUserNotifyCb = notify_cb;
gUserDataCb = data_cb;
gUserDataCbTimestamp = data_cb_timestamp;
gUserGetMemory = get_memory;
gUserCameraDevice = user;
VENDOR_CALL(device, set_callbacks, camera_notify_cb, camera_data_cb,
camera_data_cb_timestamp, camera_get_memory, user);
}
static void camera2_enable_msg_type(struct camera_device * device, int32_t msg_type)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return;
VENDOR_CALL(device, enable_msg_type, msg_type);
}
static void camera2_disable_msg_type(struct camera_device * device, int32_t msg_type)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return;
VENDOR_CALL(device, disable_msg_type, msg_type);
}
static int camera2_msg_type_enabled(struct camera_device * device, int32_t msg_type)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return 0;
return VENDOR_CALL(device, msg_type_enabled, msg_type);
}
static int camera2_start_preview(struct camera_device * device)
{
int rc = 0;
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
rc = VENDOR_CALL(device, start_preview);
return rc;
}
static void camera2_stop_preview(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return;
VENDOR_CALL(device, stop_preview);
}
static int camera2_preview_enabled(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, preview_enabled);
}
static int camera2_store_meta_data_in_buffers(struct camera_device * device, int enable)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, store_meta_data_in_buffers, enable);
}
static int camera2_start_recording(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return EINVAL;
return VENDOR_CALL(device, start_recording);
}
static void camera2_stop_recording(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return;
VENDOR_CALL(device, stop_recording);
}
static int camera2_recording_enabled(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, recording_enabled);
}
static void camera2_release_recording_frame(struct camera_device * device,
const void *opaque)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return;
android::VideoNativeHandleMetadata* md = (android::VideoNativeHandleMetadata*) opaque;
native_handle_t* nh = md->pHandle;
VENDOR_CALL(device, release_recording_frame, opaque);
native_handle_close(nh);
native_handle_delete(nh);
}
static int camera2_auto_focus(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, auto_focus);
}
static int camera2_cancel_auto_focus(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, cancel_auto_focus);
}
static int camera2_take_picture(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, take_picture);
}
static int camera2_cancel_picture(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, cancel_picture);
}
static int camera2_set_parameters(struct camera_device * device, const char *params)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
char *tmp = NULL;
tmp = camera2_fixup_setparams(CAMERA_ID(device), params);
int ret = VENDOR_CALL(device, set_parameters, tmp);
return ret;
}
static char* camera2_get_parameters(struct camera_device * device)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return NULL;
char* params = VENDOR_CALL(device, get_parameters);
char * tmp = camera2_fixup_getparams(CAMERA_ID(device), params);
VENDOR_CALL(device, put_parameters, params);
params = tmp;
return params;
}
static void camera2_put_parameters(struct camera_device *device, char *params)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(params)
free(params);
}
static int camera2_send_command(struct camera_device * device,
int32_t cmd, int32_t arg1, int32_t arg2)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, send_command, cmd, arg1, arg2);
}
static void camera2_release(struct camera_device * device)
{
//ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
wrapper_camera2_device_t* wrapper_dev = NULL;
if(!device)
return;
wrapper_dev = (wrapper_camera2_device_t*) device;
VENDOR_CALL(device, release);
wrapper_dev->camera2_released = true;
}
static int camera2_dump(struct camera_device * device, int fd)
{
ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera2_device_t*)device)->vendor));
if(!device)
return -EINVAL;
return VENDOR_CALL(device, dump, fd);
}
static int camera2_device_close(hw_device_t* device)
{
int ret = 0;
wrapper_camera2_device_t *wrapper_dev = NULL;
ALOGV("%s", __FUNCTION__);
android::Mutex::Autolock lock(gCameraWrapperLock);
if (!device) {
ret = -EINVAL;
goto done;
}
wrapper_dev = (wrapper_camera2_device_t*) device;
if (!wrapper_dev->camera2_released) {
ALOGI("%s: releasing camera device with id %d", __FUNCTION__,
wrapper_dev->id);
VENDOR_CALL(wrapper_dev, release);
wrapper_dev->camera2_released = true;
}
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:
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 camera2_device_open(const hw_module_t* module, const char* name,
hw_device_t** device)
{
int rv = 0;
//int num_cameras = 0;
int cameraid;
wrapper_camera2_device_t* camera2_device = NULL;
camera_device_ops_t* camera2_ops = NULL;
android::Mutex::Autolock lock(gCameraWrapperLock);
ALOGV("%s", __FUNCTION__);
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;
}
*/
camera2_device = (wrapper_camera2_device_t*)malloc(sizeof(*camera2_device));
if (!camera2_device) {
ALOGE("camera2_device allocation fail");
rv = -ENOMEM;
goto fail;
}
memset(camera2_device, 0, sizeof(*camera2_device));
camera2_device->camera2_released = false;
camera2_device->id = cameraid;
rv = gVendorModule->open_legacy((const hw_module_t*)gVendorModule, name, CAMERA_DEVICE_API_VERSION_1_0, (hw_device_t**)&(camera2_device->vendor));
if (rv)
{
ALOGE("vendor camera open fail");
goto fail;
}
ALOGV("%s: got vendor camera device 0x%08X", __FUNCTION__, (uintptr_t)(camera2_device->vendor));
camera2_ops = (camera_device_ops_t*)malloc(sizeof(*camera2_ops));
if (!camera2_ops) {
ALOGE("camera_ops allocation fail");
rv = -ENOMEM;
goto fail;
}
memset(camera2_ops, 0, sizeof(*camera2_ops));
camera2_device->base.common.tag = HARDWARE_DEVICE_TAG;
camera2_device->base.common.version = CAMERA_DEVICE_API_VERSION_1_0;
camera2_device->base.common.module = (hw_module_t *)(module);
camera2_device->base.common.close = camera2_device_close;
camera2_device->base.ops = camera2_ops;
camera2_ops->set_preview_window = camera2_set_preview_window;
camera2_ops->set_callbacks = camera2_set_callbacks;
camera2_ops->enable_msg_type = camera2_enable_msg_type;
camera2_ops->disable_msg_type = camera2_disable_msg_type;
camera2_ops->msg_type_enabled = camera2_msg_type_enabled;
camera2_ops->start_preview = camera2_start_preview;
camera2_ops->stop_preview = camera2_stop_preview;
camera2_ops->preview_enabled = camera2_preview_enabled;
camera2_ops->store_meta_data_in_buffers = camera2_store_meta_data_in_buffers;
camera2_ops->start_recording = camera2_start_recording;
camera2_ops->stop_recording = camera2_stop_recording;
camera2_ops->recording_enabled = camera2_recording_enabled;
camera2_ops->release_recording_frame = camera2_release_recording_frame;
camera2_ops->auto_focus = camera2_auto_focus;
camera2_ops->cancel_auto_focus = camera2_cancel_auto_focus;
camera2_ops->take_picture = camera2_take_picture;
camera2_ops->cancel_picture = camera2_cancel_picture;
camera2_ops->set_parameters = camera2_set_parameters;
camera2_ops->get_parameters = camera2_get_parameters;
camera2_ops->put_parameters = camera2_put_parameters;
camera2_ops->send_command = camera2_send_command;
camera2_ops->release = camera2_release;
camera2_ops->dump = camera2_dump;
*device = &camera2_device->base.common;
}
return rv;
fail:
if(camera2_device) {
free(camera2_device);
camera2_device = NULL;
}
if(camera2_ops) {
free(camera2_ops);
camera2_ops = NULL;
}
*device = NULL;
return rv;
}
/*
* Copyright (C) 2015, 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.
*/
#include <dlfcn.h>
#include <hardware/camera2.h>
#include <cutils/native_handle.h>
#include <media/hardware/HardwareAPI.h> // For VideoNativeHandleMetadata
int camera2_device_open(const hw_module_t* module, const char* name, hw_device_t** device);
/*
* Copyright (C) 2012, The CyanogenMod Project