msm8974-common: Move camera wrapper up to device repos
Change-Id: Ie16e0ccc0630edfafec935ae6f311826bc1a42fc
This commit is contained in:
Christopher R. Palmer
parent
39da7d7fa2
commit
7c662df7a3
@ -29,10 +29,6 @@ TARGET_USES_QCOM_COMPRESSED_AUDIO := true
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# Bluetooth
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BOARD_HAVE_BLUETOOTH := true
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# Camera
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TARGET_PROVIDES_CAMERA_HAL := true
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USE_DEVICE_SPECIFIC_CAMERA := true
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# Charger
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BOARD_BATTERY_DEVICE_NAME := "battery"
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BOARD_CHARGING_CMDLINE_NAME := "androidboot.bootchg"
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@ -1,21 +0,0 @@
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ifeq ($(TARGET_PROVIDES_CAMERA_HAL),true)
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LOCAL_PATH := $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_SRC_FILES := \
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CameraWrapper.cpp
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LOCAL_SHARED_LIBRARIES := \
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libhardware liblog libcamera_client libutils
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LOCAL_C_INCLUDES := \
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system/media/camera/include
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LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
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LOCAL_MODULE := camera.$(TARGET_BOARD_PLATFORM)
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LOCAL_MODULE_TAGS := optional
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include $(BUILD_SHARED_LIBRARY)
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endif
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@ -1,618 +0,0 @@
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/*
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* Copyright (C) 2012, The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file CameraWrapper.cpp
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*
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* This file wraps a vendor camera module.
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*
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*/
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// #define LOG_NDEBUG 0
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#define LOG_PARAMETERS
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#define LOG_TAG "CameraWrapper"
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#include <cutils/log.h>
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#include <utils/threads.h>
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#include <utils/String8.h>
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#include <hardware/hardware.h>
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#include <hardware/camera.h>
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#include <camera/Camera.h>
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#include <camera/CameraParameters.h>
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static android::Mutex gCameraWrapperLock;
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static camera_module_t *gVendorModule = 0;
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static char **fixed_set_params = NULL;
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static int camera_device_open(const hw_module_t* module, const char* name,
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hw_device_t** device);
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static int camera_device_close(hw_device_t* device);
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static int camera_get_number_of_cameras(void);
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static int camera_get_camera_info(int camera_id, struct camera_info *info);
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static int camera_send_command(struct camera_device * device, int32_t cmd,
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int32_t arg1, int32_t arg2);
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static struct hw_module_methods_t camera_module_methods = {
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.open = camera_device_open
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};
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camera_module_t HAL_MODULE_INFO_SYM = {
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.common = {
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tag: HARDWARE_MODULE_TAG,
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.module_api_version = CAMERA_MODULE_API_VERSION_1_0,
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.hal_api_version = HARDWARE_HAL_API_VERSION,
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.id = CAMERA_HARDWARE_MODULE_ID,
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.name = "MSM8974 Camera Wrapper",
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.author = "The CyanogenMod Project",
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.methods = &camera_module_methods,
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.dso = NULL, /* remove compilation warnings */
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.reserved = {0}, /* remove compilation warnings */
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},
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.get_number_of_cameras = camera_get_number_of_cameras,
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.get_camera_info = camera_get_camera_info,
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.set_callbacks = NULL, /* remove compilation warnings */
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.get_vendor_tag_ops = NULL, /* remove compilation warnings */
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.open_legacy = NULL, /* remove compilation warnings */
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.reserved = {0}, /* remove compilation warnings */
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};
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typedef struct wrapper_camera_device {
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camera_device_t base;
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int id;
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camera_device_t *vendor;
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} wrapper_camera_device_t;
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#define VENDOR_CALL(device, func, ...) ({ \
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wrapper_camera_device_t *__wrapper_dev = (wrapper_camera_device_t*) device; \
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__wrapper_dev->vendor->ops->func(__wrapper_dev->vendor, ##__VA_ARGS__); \
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})
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#define CAMERA_ID(device) (((wrapper_camera_device_t *)(device))->id)
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static int check_vendor_module()
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{
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int rv = 0;
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ALOGI("%s", __FUNCTION__);
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if(gVendorModule)
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return 0;
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rv = hw_get_module_by_class("camera", "vendor",
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(const hw_module_t **)&gVendorModule);
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if (rv)
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ALOGE("failed to open vendor camera module");
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return rv;
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}
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#define KEY_VIDEO_HFR_VALUES "video-hfr-values"
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static char *camera_fixup_getparams(int __attribute__((unused)) id,
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const char *settings)
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{
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android::CameraParameters params;
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params.unflatten(android::String8(settings));
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#ifdef LOG_PARAMETERS
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ALOGV("%s: original parameters:", __FUNCTION__);
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params.dump();
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#endif
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/* If the vendor has HFR values but doesn't also expose that
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* this can be turned off, fixup the params to tell the Camera
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* that it really is okay to turn it off.
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*/
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const char* hfrValues = params.get(KEY_VIDEO_HFR_VALUES);
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if (hfrValues && *hfrValues && ! strstr(hfrValues, "off")) {
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char tmp[strlen(hfrValues) + 4 + 1];
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sprintf(tmp, "%s,off", hfrValues);
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params.set(KEY_VIDEO_HFR_VALUES, tmp);
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}
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android::String8 strParams = params.flatten();
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char *ret = strdup(strParams.string());
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#ifdef LOG_PARAMETERS
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ALOGV("%s: fixed parameters:", __FUNCTION__);
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params.dump();
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#endif
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return ret;
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}
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char * camera_fixup_setparams(struct camera_device * device, const char * settings)
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{
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int id = CAMERA_ID(device);
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android::CameraParameters params;
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params.unflatten(android::String8(settings));
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#ifdef LOG_PARAMETERS
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ALOGV("%s: original parameters:", __FUNCTION__);
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params.dump();
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#endif
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const char* recordingHint = params.get(android::CameraParameters::KEY_RECORDING_HINT);
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bool isVideo = recordingHint && !strcmp(recordingHint, "true");
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if (isVideo) {
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params.set(android::CameraParameters::KEY_DIS, android::CameraParameters::DIS_DISABLE);
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params.set(android::CameraParameters::KEY_ZSL, android::CameraParameters::ZSL_OFF);
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} else {
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params.set(android::CameraParameters::KEY_ZSL, android::CameraParameters::ZSL_ON);
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}
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android::String8 strParams = params.flatten();
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if (fixed_set_params[id])
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free(fixed_set_params[id]);
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fixed_set_params[id] = strdup(strParams.string());
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char *ret = fixed_set_params[id];
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#ifdef LOG_PARAMETERS
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ALOGV("%s: fixed parameters:", __FUNCTION__);
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params.dump();
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#endif
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return ret;
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}
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/*******************************************************************
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* implementation of camera_device_ops functions
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*******************************************************************/
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int camera_set_preview_window(struct camera_device * device,
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struct preview_stream_ops *window)
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{
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, set_preview_window, window);
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}
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void camera_set_callbacks(struct camera_device * device,
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camera_notify_callback notify_cb,
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camera_data_callback data_cb,
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camera_data_timestamp_callback data_cb_timestamp,
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camera_request_memory get_memory,
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void *user)
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{
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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ALOGI("%s", __FUNCTION__);
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if(!device)
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return;
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VENDOR_CALL(device, set_callbacks, notify_cb, data_cb, data_cb_timestamp, get_memory, user);
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}
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void camera_enable_msg_type(struct camera_device * device, int32_t msg_type)
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{
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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ALOGI("%s", __FUNCTION__);
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if(!device)
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return;
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VENDOR_CALL(device, enable_msg_type, msg_type);
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}
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void camera_disable_msg_type(struct camera_device * device, int32_t msg_type)
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{
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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ALOGI("%s", __FUNCTION__);
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if(!device)
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return;
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VENDOR_CALL(device, disable_msg_type, msg_type);
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}
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int camera_msg_type_enabled(struct camera_device * device, int32_t msg_type)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return 0;
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return VENDOR_CALL(device, msg_type_enabled, msg_type);
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}
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int camera_start_preview(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, start_preview);
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}
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void camera_stop_preview(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return;
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VENDOR_CALL(device, stop_preview);
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}
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int camera_preview_enabled(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, preview_enabled);
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}
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int camera_store_meta_data_in_buffers(struct camera_device * device, int enable)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, store_meta_data_in_buffers, enable);
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}
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int camera_start_recording(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return EINVAL;
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return VENDOR_CALL(device, start_recording);
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}
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void camera_stop_recording(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return;
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VENDOR_CALL(device, stop_recording);
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}
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int camera_recording_enabled(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, recording_enabled);
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}
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void camera_release_recording_frame(struct camera_device * device,
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const void *opaque)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return;
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VENDOR_CALL(device, release_recording_frame, opaque);
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}
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int camera_auto_focus(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, auto_focus);
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}
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int camera_cancel_auto_focus(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, cancel_auto_focus);
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}
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int camera_take_picture(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, take_picture);
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}
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int camera_cancel_picture(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, cancel_picture);
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}
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int camera_set_parameters(struct camera_device * device, const char *params)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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char *tmp = NULL;
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tmp = camera_fixup_setparams(device, params);
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int ret = VENDOR_CALL(device, set_parameters, tmp);
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return ret;
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}
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char* camera_get_parameters(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return NULL;
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char* params = VENDOR_CALL(device, get_parameters);
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char * tmp = camera_fixup_getparams(CAMERA_ID(device), params);
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VENDOR_CALL(device, put_parameters, params);
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params = tmp;
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return params;
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}
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static void camera_put_parameters(struct camera_device *device, char *params)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(params)
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free(params);
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}
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int camera_send_command(struct camera_device * device,
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int32_t cmd, int32_t arg1, int32_t arg2)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, send_command, cmd, arg1, arg2);
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}
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void camera_release(struct camera_device * device)
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{
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ALOGI("%s", __FUNCTION__);
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ALOGI("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, (uintptr_t)(((wrapper_camera_device_t*)device)->vendor));
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if(!device)
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return;
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VENDOR_CALL(device, release);
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}
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int camera_dump(struct camera_device * device, int fd)
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{
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if(!device)
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return -EINVAL;
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return VENDOR_CALL(device, dump, fd);
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}
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extern "C" void heaptracker_free_leaked_memory(void);
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||||
|
||||
int camera_device_close(hw_device_t* device)
|
||||
{
|
||||
int ret = 0;
|
||||
wrapper_camera_device_t *wrapper_dev = NULL;
|
||||
|
||||
ALOGI("%s", __FUNCTION__);
|
||||
|
||||
android::Mutex::Autolock lock(gCameraWrapperLock);
|
||||
|
||||
if (!device) {
|
||||
ret = -EINVAL;
|
||||
goto done;
|
||||
}
|
||||
|
||||
for (int i = 0; i < camera_get_number_of_cameras(); i++) {
|
||||
if (fixed_set_params[i])
|
||||
free(fixed_set_params[i]);
|
||||
}
|
||||
|
||||
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);
|
||||
|
||||
ALOGI("camera_device open");
|
||||
|
||||
if (name != NULL) {
|
||||
if (check_vendor_module())
|
||||
return -EINVAL;
|
||||
|
||||
cameraid = atoi(name);
|
||||
num_cameras = gVendorModule->get_number_of_cameras();
|
||||
|
||||
fixed_set_params = (char **) malloc(sizeof(char *) * num_cameras);
|
||||
if (!fixed_set_params) {
|
||||
ALOGE("parameter memory allocation fail");
|
||||
rv = -ENOMEM;
|
||||
goto fail;
|
||||
}
|
||||
memset(fixed_set_params, 0, sizeof(char *) * num_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;
|
||||
|
||||
rv = gVendorModule->common.methods->open(
|
||||
(const hw_module_t*)gVendorModule, name,
|
||||
(hw_device_t**)&(camera_device->vendor));
|
||||
if (rv) {
|
||||
ALOGE("vendor camera open fail");
|
||||
goto fail;
|
||||
}
|
||||
ALOGI("%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 = CAMERA_DEVICE_API_VERSION_1_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)
|
||||
{
|
||||
ALOGI("%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)
|
||||
{
|
||||
ALOGI("%s", __FUNCTION__);
|
||||
if (check_vendor_module())
|
||||
return 0;
|
||||
return gVendorModule->get_camera_info(camera_id, info);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user