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android / device / lge / hammerhead / 6cab59e4de5d9e64233c70063ea294fa6f02fa91 / . / camera / QCamera2 / HAL / QCamera2HWI.cpp
blob: e84b47f237244192f2c4d49bc799d9de9c93b2db [file] [log] [blame]
/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#define LOG_TAG "QCamera2HWI"
#include <cutils/properties.h>
#include <hardware/camera.h>
#include <stdlib.h>
#include <utils/Errors.h>
#include <gralloc_priv.h>
#include "QCamera2HWI.h"
#include "QCameraMem.h"
#define MAP_TO_DRIVER_COORDINATE(val, base, scale, offset) (val * scale / base + offset)
#define CAMERA_MIN_STREAMING_BUFFERS 3
#define CAMERA_MIN_JPEG_ENCODING_BUFFERS 2
#define CAMERA_MIN_VIDEO_BUFFERS 9
namespace qcamera {
cam_capability_t *gCamCapability[MM_CAMERA_MAX_NUM_SENSORS];
static pthread_mutex_t g_camlock = PTHREAD_MUTEX_INITIALIZER;
camera_device_ops_t QCamera2HardwareInterface::mCameraOps = {
set_preview_window: QCamera2HardwareInterface::set_preview_window,
set_callbacks: QCamera2HardwareInterface::set_CallBacks,
enable_msg_type: QCamera2HardwareInterface::enable_msg_type,
disable_msg_type: QCamera2HardwareInterface::disable_msg_type,
msg_type_enabled: QCamera2HardwareInterface::msg_type_enabled,
start_preview: QCamera2HardwareInterface::start_preview,
stop_preview: QCamera2HardwareInterface::stop_preview,
preview_enabled: QCamera2HardwareInterface::preview_enabled,
store_meta_data_in_buffers: QCamera2HardwareInterface::store_meta_data_in_buffers,
start_recording: QCamera2HardwareInterface::start_recording,
stop_recording: QCamera2HardwareInterface::stop_recording,
recording_enabled: QCamera2HardwareInterface::recording_enabled,
release_recording_frame: QCamera2HardwareInterface::release_recording_frame,
auto_focus: QCamera2HardwareInterface::auto_focus,
cancel_auto_focus: QCamera2HardwareInterface::cancel_auto_focus,
take_picture: QCamera2HardwareInterface::take_picture,
cancel_picture: QCamera2HardwareInterface::cancel_picture,
set_parameters: QCamera2HardwareInterface::set_parameters,
get_parameters: QCamera2HardwareInterface::get_parameters,
put_parameters: QCamera2HardwareInterface::put_parameters,
send_command: QCamera2HardwareInterface::send_command,
release: QCamera2HardwareInterface::release,
dump: QCamera2HardwareInterface::dump,
};
/*===========================================================================
* FUNCTION : set_preview_window
*
* DESCRIPTION: set preview window.
*
* PARAMETERS :
* @device : ptr to camera device struct
* @window : window ops table
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::set_preview_window(struct camera_device *device,
struct preview_stream_ops *window)
{
int rc = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("%s: NULL camera device", __func__);
return BAD_VALUE;
}
hw->lockAPI();
rc = hw->processAPI(QCAMERA_SM_EVT_SET_PREVIEW_WINDOW, (void *)window);
if (rc == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_SET_PREVIEW_WINDOW);
rc = hw->m_apiResult.status;
}
hw->unlockAPI();
return rc;
}
/*===========================================================================
* FUNCTION : set_CallBacks
*
* DESCRIPTION: set callbacks for notify and data
*
* PARAMETERS :
* @device : ptr to camera device struct
* @notify_cb : notify cb
* @data_cb : data cb
* @data_cb_timestamp : video data cd with timestamp
* @get_memory : ops table for request gralloc memory
* @user : user data ptr
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::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)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
qcamera_sm_evt_setcb_payload_t payload;
payload.notify_cb = notify_cb;
payload.data_cb = data_cb;
payload.data_cb_timestamp = data_cb_timestamp;
payload.get_memory = get_memory;
payload.user = user;
hw->lockAPI();
int32_t rc = hw->processAPI(QCAMERA_SM_EVT_SET_CALLBACKS, (void *)&payload);
if (rc == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_SET_CALLBACKS);
}
hw->unlockAPI();
}
/*===========================================================================
* FUNCTION : enable_msg_type
*
* DESCRIPTION: enable certain msg type
*
* PARAMETERS :
* @device : ptr to camera device struct
* @msg_type : msg type mask
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::enable_msg_type(struct camera_device *device, int32_t msg_type)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
hw->lockAPI();
int32_t rc = hw->processAPI(QCAMERA_SM_EVT_ENABLE_MSG_TYPE, (void *)msg_type);
if (rc == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_ENABLE_MSG_TYPE);
}
hw->unlockAPI();
}
/*===========================================================================
* FUNCTION : disable_msg_type
*
* DESCRIPTION: disable certain msg type
*
* PARAMETERS :
* @device : ptr to camera device struct
* @msg_type : msg type mask
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::disable_msg_type(struct camera_device *device, int32_t msg_type)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
hw->lockAPI();
int32_t rc = hw->processAPI(QCAMERA_SM_EVT_DISABLE_MSG_TYPE, (void *)msg_type);
if (rc == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_DISABLE_MSG_TYPE);
}
hw->unlockAPI();
}
/*===========================================================================
* FUNCTION : msg_type_enabled
*
* DESCRIPTION: if certain msg type is enabled
*
* PARAMETERS :
* @device : ptr to camera device struct
* @msg_type : msg type mask
*
* RETURN : 1 -- enabled
* 0 -- not enabled
*==========================================================================*/
int QCamera2HardwareInterface::msg_type_enabled(struct camera_device *device, int32_t msg_type)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_MSG_TYPE_ENABLED, (void *)msg_type);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_MSG_TYPE_ENABLED);
ret = hw->m_apiResult.enabled;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : start_preview
*
* DESCRIPTION: start preview
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::start_preview(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
ALOGD("[KPI Perf] %s: E", __func__);
hw->lockAPI();
qcamera_sm_evt_enum_t evt = QCAMERA_SM_EVT_START_PREVIEW;
if (hw->isNoDisplayMode()) {
evt = QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW;
}
ret = hw->processAPI(evt, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(evt);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s: X", __func__);
return ret;
}
/*===========================================================================
* FUNCTION : stop_preview
*
* DESCRIPTION: stop preview
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::stop_preview(struct camera_device *device)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
ALOGD("[KPI Perf] %s: E", __func__);
hw->lockAPI();
int32_t ret = hw->processAPI(QCAMERA_SM_EVT_STOP_PREVIEW, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_STOP_PREVIEW);
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s: X", __func__);
}
/*===========================================================================
* FUNCTION : preview_enabled
*
* DESCRIPTION: if preview is running
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : 1 -- running
* 0 -- not running
*==========================================================================*/
int QCamera2HardwareInterface::preview_enabled(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_PREVIEW_ENABLED, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_PREVIEW_ENABLED);
ret = hw->m_apiResult.enabled;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : store_meta_data_in_buffers
*
* DESCRIPTION: if need to store meta data in buffers for video frame
*
* PARAMETERS :
* @device : ptr to camera device struct
* @enable : flag if enable
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::store_meta_data_in_buffers(
struct camera_device *device, int enable)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS, (void *)enable);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : start_recording
*
* DESCRIPTION: start recording
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::start_recording(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
ALOGD("[KPI Perf] %s: E", __func__);
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_START_RECORDING, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_START_RECORDING);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s: X", __func__);
return ret;
}
/*===========================================================================
* FUNCTION : stop_recording
*
* DESCRIPTION: stop recording
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::stop_recording(struct camera_device *device)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
ALOGD("[KPI Perf] %s: E", __func__);
hw->lockAPI();
int32_t ret = hw->processAPI(QCAMERA_SM_EVT_STOP_RECORDING, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_STOP_RECORDING);
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s: X", __func__);
}
/*===========================================================================
* FUNCTION : recording_enabled
*
* DESCRIPTION: if recording is running
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : 1 -- running
* 0 -- not running
*==========================================================================*/
int QCamera2HardwareInterface::recording_enabled(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_RECORDING_ENABLED, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_RECORDING_ENABLED);
ret = hw->m_apiResult.enabled;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : release_recording_frame
*
* DESCRIPTION: return recording frame back
*
* PARAMETERS :
* @device : ptr to camera device struct
* @opaque : ptr to frame to be returned
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::release_recording_frame(
struct camera_device *device, const void *opaque)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
ALOGD("%s: E", __func__);
hw->lockAPI();
int32_t ret = hw->processAPI(QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME, (void *)opaque);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME);
}
hw->unlockAPI();
ALOGD("%s: X", __func__);
}
/*===========================================================================
* FUNCTION : auto_focus
*
* DESCRIPTION: start auto focus
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::auto_focus(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
ALOGD("[KPI Perf] %s : E", __func__);
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_START_AUTO_FOCUS, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_START_AUTO_FOCUS);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s : X", __func__);
return ret;
}
/*===========================================================================
* FUNCTION : cancel_auto_focus
*
* DESCRIPTION: cancel auto focus
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::cancel_auto_focus(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_STOP_AUTO_FOCUS, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_STOP_AUTO_FOCUS);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : take_picture
*
* DESCRIPTION: take picture
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::take_picture(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
ALOGD("[KPI Perf] %s: E", __func__);
hw->lockAPI();
/* Prepare snapshot in case LED needs to be flashed */
ret = hw->processAPI(QCAMERA_SM_EVT_PREPARE_SNAPSHOT, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_PREPARE_SNAPSHOT);
ret = hw->m_apiResult.status;
}
/* Regardless what the result value for prepare_snapshot,
* go ahead with capture anyway. Just like the way autofocus
* is handled in capture case. */
/* capture */
ret = hw->processAPI(QCAMERA_SM_EVT_TAKE_PICTURE, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_TAKE_PICTURE);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
ALOGD("[KPI Perf] %s: X", __func__);
return ret;
}
/*===========================================================================
* FUNCTION : cancel_picture
*
* DESCRIPTION: cancel current take picture request
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::cancel_picture(struct camera_device *device)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_CANCEL_PICTURE, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_CANCEL_PICTURE);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : set_parameters
*
* DESCRIPTION: set camera parameters
*
* PARAMETERS :
* @device : ptr to camera device struct
* @parms : string of packed parameters
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::set_parameters(struct camera_device *device,
const char *parms)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_SET_PARAMS, (void *)parms);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_SET_PARAMS);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : get_parameters
*
* DESCRIPTION: query camera parameters
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : packed parameters in a string
*==========================================================================*/
char* QCamera2HardwareInterface::get_parameters(struct camera_device *device)
{
char *ret = NULL;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return NULL;
}
hw->lockAPI();
int32_t rc = hw->processAPI(QCAMERA_SM_EVT_GET_PARAMS, NULL);
if (rc == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_GET_PARAMS);
ret = hw->m_apiResult.params;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : put_parameters
*
* DESCRIPTION: return camera parameters string back to HAL
*
* PARAMETERS :
* @device : ptr to camera device struct
* @parm : ptr to parameter string to be returned
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::put_parameters(struct camera_device *device,
char *parm)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
hw->lockAPI();
int32_t ret = hw->processAPI(QCAMERA_SM_EVT_PUT_PARAMS, (void *)parm);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_PUT_PARAMS);
}
hw->unlockAPI();
}
/*===========================================================================
* FUNCTION : send_command
*
* DESCRIPTION: command to be executed
*
* PARAMETERS :
* @device : ptr to camera device struct
* @cmd : cmd to be executed
* @arg1 : ptr to optional argument1
* @arg2 : ptr to optional argument2
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::send_command(struct camera_device *device,
int32_t cmd,
int32_t arg1,
int32_t arg2)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
qcamera_sm_evt_command_payload_t payload;
memset(&payload, 0, sizeof(qcamera_sm_evt_command_payload_t));
payload.cmd = cmd;
payload.arg1 = arg1;
payload.arg2 = arg2;
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_SEND_COMMAND, (void *)&payload);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_SEND_COMMAND);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : release
*
* DESCRIPTION: release camera resource
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::release(struct camera_device *device)
{
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return;
}
hw->lockAPI();
int32_t ret = hw->processAPI(QCAMERA_SM_EVT_RELEASE, NULL);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_RELEASE);
}
hw->unlockAPI();
}
/*===========================================================================
* FUNCTION : dump
*
* DESCRIPTION: dump camera status
*
* PARAMETERS :
* @device : ptr to camera device struct
* @fd : fd for status to be dumped to
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::dump(struct camera_device *device, int fd)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_DUMP, (void *)fd);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_DUMP);
ret = hw->m_apiResult.status;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : close_camera_device
*
* DESCRIPTION: close camera device
*
* PARAMETERS :
* @device : ptr to camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::close_camera_device(hw_device_t *hw_dev)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(
reinterpret_cast<camera_device_t *>(hw_dev)->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
delete hw;
return ret;
}
/*===========================================================================
* FUNCTION : register_face_image
*
* DESCRIPTION: register a face image into imaging lib for face authenticatio/
* face recognition
*
* PARAMETERS :
* @device : ptr to camera device struct
* @img_ptr : ptr to image buffer
* @config : ptr to config about input image, i.e., format, dimension, and etc.
*
* RETURN : >=0 unique ID of face registerd.
* <0 failure.
*==========================================================================*/
int QCamera2HardwareInterface::register_face_image(struct camera_device *device,
void *img_ptr,
cam_pp_offline_src_config_t *config)
{
int ret = NO_ERROR;
QCamera2HardwareInterface *hw =
reinterpret_cast<QCamera2HardwareInterface *>(device->priv);
if (!hw) {
ALOGE("NULL camera device");
return BAD_VALUE;
}
qcamera_sm_evt_reg_face_payload_t payload;
memset(&payload, 0, sizeof(qcamera_sm_evt_reg_face_payload_t));
payload.img_ptr = img_ptr;
payload.config = config;
hw->lockAPI();
ret = hw->processAPI(QCAMERA_SM_EVT_REG_FACE_IMAGE, (void *)&payload);
if (ret == NO_ERROR) {
hw->waitAPIResult(QCAMERA_SM_EVT_REG_FACE_IMAGE);
ret = hw->m_apiResult.handle;
}
hw->unlockAPI();
return ret;
}
/*===========================================================================
* FUNCTION : QCamera2HardwareInterface
*
* DESCRIPTION: constructor of QCamera2HardwareInterface
*
* PARAMETERS :
* @cameraId : camera ID
*
* RETURN : none
*==========================================================================*/
QCamera2HardwareInterface::QCamera2HardwareInterface(int cameraId)
: mCameraId(cameraId),
mCameraHandle(NULL),
mCameraOpened(false),
mPreviewWindow(NULL),
mMsgEnabled(0),
mStoreMetaDataInFrame(0),
m_stateMachine(this),
m_postprocessor(this),
m_thermalAdapter(QCameraThermalAdapter::getInstance()),
m_cbNotifier(this),
m_bShutterSoundPlayed(false),
m_currentFocusState(CAM_AF_NOT_FOCUSED),
m_bStartZSLSnapshotCalled(false),
m_pPowerModule(NULL),
mDumpFrmCnt(0),
mDumpSkipCnt(0)
{
mCameraDevice.common.tag = HARDWARE_DEVICE_TAG;
mCameraDevice.common.version = HARDWARE_DEVICE_API_VERSION(1, 0);
mCameraDevice.common.close = close_camera_device;
mCameraDevice.ops = &mCameraOps;
mCameraDevice.priv = this;
pthread_mutex_init(&m_lock, NULL);
pthread_cond_init(&m_cond, NULL);
memset(&m_apiResult, 0, sizeof(qcamera_api_result_t));
memset(m_channels, 0, sizeof(m_channels));
#ifdef QCOM_POWER_H_EXTENDED
if (hw_get_module(POWER_HARDWARE_MODULE_ID, (const hw_module_t **)&m_pPowerModule)) {
ALOGE("%s: %s module not found", __func__, POWER_HARDWARE_MODULE_ID);
}
#endif
}
/*===========================================================================
* FUNCTION : ~QCamera2HardwareInterface
*
* DESCRIPTION: destructor of QCamera2HardwareInterface
*
* PARAMETERS : none
*
* RETURN : none
*==========================================================================*/
QCamera2HardwareInterface::~QCamera2HardwareInterface()
{
closeCamera();
pthread_mutex_destroy(&m_lock);
pthread_cond_destroy(&m_cond);
}
/*===========================================================================
* FUNCTION : openCamera
*
* DESCRIPTION: open camera
*
* PARAMETERS :
* @hw_device : double ptr for camera device struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::openCamera(struct hw_device_t **hw_device)
{
int rc = NO_ERROR;
if (mCameraOpened) {
*hw_device = NULL;
return PERMISSION_DENIED;
}
rc = openCamera();
if (rc == NO_ERROR)
*hw_device = &mCameraDevice.common;
else
*hw_device = NULL;
return rc;
}
/*===========================================================================
* FUNCTION : openCamera
*
* DESCRIPTION: open camera
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::openCamera()
{
if (mCameraHandle) {
ALOGE("Failure: Camera already opened");
return ALREADY_EXISTS;
}
mCameraHandle = camera_open(mCameraId);
if (!mCameraHandle) {
ALOGE("camera_open failed.");
return UNKNOWN_ERROR;
}
mCameraHandle->ops->register_event_notify(mCameraHandle->camera_handle,
camEvtHandle,
(void *) this);
int32_t rc = m_postprocessor.init(jpegEvtHandle, this);
if (rc != 0) {
ALOGE("Init Postprocessor failed");
return UNKNOWN_ERROR;
}
// update padding info from jpeg
cam_padding_info_t padding_info;
m_postprocessor.getJpegPaddingReq(padding_info);
if (gCamCapability[mCameraId]->padding_info.width_padding < padding_info.width_padding) {
gCamCapability[mCameraId]->padding_info.width_padding = padding_info.width_padding;
}
if (gCamCapability[mCameraId]->padding_info.height_padding < padding_info.height_padding) {
gCamCapability[mCameraId]->padding_info.height_padding = padding_info.height_padding;
}
if (gCamCapability[mCameraId]->padding_info.plane_padding < padding_info.plane_padding) {
gCamCapability[mCameraId]->padding_info.plane_padding = padding_info.plane_padding;
}
rc = m_thermalAdapter.init(this);
if (rc != 0) {
ALOGE("Init thermal adapter failed");
}
mParameters.init(gCamCapability[mCameraId], mCameraHandle);
mCameraOpened = true;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : closeCamera
*
* DESCRIPTION: close camera
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::closeCamera()
{
int rc = NO_ERROR;
int i;
// deinit Parameters
mParameters.deinit();
// stop and deinit postprocessor
m_postprocessor.stop();
m_postprocessor.deinit();
m_thermalAdapter.deinit();
// delete all channels if not already deleted
for (i = 0; i < QCAMERA_CH_TYPE_MAX; i++) {
if (m_channels[i] != NULL) {
m_channels[i]->stop();
delete m_channels[i];
m_channels[i] = NULL;
}
}
rc = mCameraHandle->ops->close_camera(mCameraHandle->camera_handle);
mCameraHandle = NULL;
mCameraOpened = false;
return rc;
}
#define DATA_PTR(MEM_OBJ,INDEX) MEM_OBJ->getPtr( INDEX )
/*===========================================================================
* FUNCTION : initCapabilities
*
* DESCRIPTION: initialize camera capabilities in static data struct
*
* PARAMETERS :
* @cameraId : camera Id
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::initCapabilities(int cameraId)
{
int rc = NO_ERROR;
mm_camera_vtbl_t *cameraHandle = NULL;
QCameraHeapMemory *capabilityHeap = NULL;
cameraHandle = camera_open(cameraId);
if (!cameraHandle) {
ALOGE("%s: camera_open failed", __func__);
rc = UNKNOWN_ERROR;
goto open_failed;
}
/* Allocate memory for capability buffer */
capabilityHeap = new QCameraHeapMemory();
rc = capabilityHeap->allocate(1, sizeof(cam_capability_t));
if(rc != OK) {
ALOGE("%s: No memory for cappability", __func__);
goto allocate_failed;
}
/* Map memory for capability buffer */
memset(DATA_PTR(capabilityHeap,0), 0, sizeof(cam_capability_t));
rc = cameraHandle->ops->map_buf(cameraHandle->camera_handle,
CAM_MAPPING_BUF_TYPE_CAPABILITY,
capabilityHeap->getFd(0),
sizeof(cam_capability_t));
if(rc < 0) {
ALOGE("%s: failed to map capability buffer", __func__);
goto map_failed;
}
/* Query Capability */
rc = cameraHandle->ops->query_capability(cameraHandle->camera_handle);
if(rc < 0) {
ALOGE("%s: failed to query capability",__func__);
goto query_failed;
}
gCamCapability[cameraId] = (cam_capability_t *)malloc(sizeof(cam_capability_t));
if (!gCamCapability[cameraId]) {
ALOGE("%s: out of memory", __func__);
goto query_failed;
}
memcpy(gCamCapability[cameraId], DATA_PTR(capabilityHeap,0),
sizeof(cam_capability_t));
rc = NO_ERROR;
query_failed:
cameraHandle->ops->unmap_buf(cameraHandle->camera_handle,
CAM_MAPPING_BUF_TYPE_CAPABILITY);
map_failed:
capabilityHeap->deallocate();
delete capabilityHeap;
allocate_failed:
cameraHandle->ops->close_camera(cameraHandle->camera_handle);
cameraHandle = NULL;
open_failed:
return rc;
}
/*===========================================================================
* FUNCTION : getCapabilities
*
* DESCRIPTION: query camera capabilities
*
* PARAMETERS :
* @cameraId : camera Id
* @info : camera info struct to be filled in with camera capabilities
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::getCapabilities(int cameraId,
struct camera_info *info)
{
int rc = NO_ERROR;
pthread_mutex_lock(&g_camlock);
if (NULL == gCamCapability[cameraId]) {
rc = initCapabilities(cameraId);
if (rc < 0) {
pthread_mutex_unlock(&g_camlock);
return rc;
}
}
switch(gCamCapability[cameraId]->position) {
case CAM_POSITION_BACK:
info->facing = CAMERA_FACING_BACK;
break;
case CAM_POSITION_FRONT:
info->facing = CAMERA_FACING_FRONT;
break;
default:
ALOGE("%s:Unknown position type for camera id:%d", __func__, cameraId);
rc = BAD_VALUE;
break;
}
info->orientation = gCamCapability[cameraId]->sensor_mount_angle;
pthread_mutex_unlock(&g_camlock);
return rc;
}
/*===========================================================================
* FUNCTION : getBufNumRequired
*
* DESCRIPTION: return number of stream buffers needed for given stream type
*
* PARAMETERS :
* @stream_type : type of stream
*
* RETURN : number of buffers needed
*==========================================================================*/
uint8_t QCamera2HardwareInterface::getBufNumRequired(cam_stream_type_t stream_type)
{
int bufferCnt = 0;
int minCaptureBuffers = mParameters.getNumOfSnapshots();
int zslQBuffers = mParameters.getZSLQueueDepth() +
mParameters.getMaxUnmatchedFramesInQueue();
int minCircularBufNum = CAMERA_MIN_STREAMING_BUFFERS +
CAMERA_MIN_JPEG_ENCODING_BUFFERS +
mParameters.getMaxUnmatchedFramesInQueue() +
mParameters.getNumOfHDRBufsIfNeeded();
// Get buffer count for the particular stream type
switch (stream_type) {
case CAM_STREAM_TYPE_PREVIEW:
{
if (mParameters.isZSLMode()) {
bufferCnt = zslQBuffers + minCircularBufNum;
} else {
bufferCnt = CAMERA_MIN_STREAMING_BUFFERS +
mParameters.getMaxUnmatchedFramesInQueue();
}
}
break;
case CAM_STREAM_TYPE_POSTVIEW:
{
bufferCnt = minCaptureBuffers +
mParameters.getMaxUnmatchedFramesInQueue() +
mParameters.getNumOfExtraHDRBufsIfNeeded() +
CAMERA_MIN_STREAMING_BUFFERS;
}
break;
case CAM_STREAM_TYPE_SNAPSHOT:
{
if (mParameters.isZSLMode()) {
bufferCnt = zslQBuffers + minCircularBufNum;
} else {
bufferCnt = minCaptureBuffers +
mParameters.getMaxUnmatchedFramesInQueue() +
mParameters.getNumOfExtraHDRBufsIfNeeded() +
CAMERA_MIN_STREAMING_BUFFERS;
}
}
break;
case CAM_STREAM_TYPE_RAW:
if (mParameters.isZSLMode()) {
bufferCnt = zslQBuffers + CAMERA_MIN_STREAMING_BUFFERS;
} else {
bufferCnt = minCaptureBuffers +
mParameters.getMaxUnmatchedFramesInQueue() +
mParameters.getNumOfExtraHDRBufsIfNeeded() +
CAMERA_MIN_STREAMING_BUFFERS;
}
break;
case CAM_STREAM_TYPE_VIDEO:
{
bufferCnt = CAMERA_MIN_VIDEO_BUFFERS +
mParameters.getMaxUnmatchedFramesInQueue() +
CAMERA_MIN_STREAMING_BUFFERS;
}
break;
case CAM_STREAM_TYPE_METADATA:
{
bufferCnt = minCaptureBuffers +
mParameters.getMaxUnmatchedFramesInQueue() +
mParameters.getNumOfExtraHDRBufsIfNeeded() +
CAMERA_MIN_STREAMING_BUFFERS;
if (bufferCnt < zslQBuffers + minCircularBufNum) {
bufferCnt = zslQBuffers + minCircularBufNum;
}
}
break;
case CAM_STREAM_TYPE_OFFLINE_PROC:
{
bufferCnt = minCaptureBuffers +
mParameters.getMaxUnmatchedFramesInQueue();
if (bufferCnt < CAMERA_MIN_STREAMING_BUFFERS) {
bufferCnt = CAMERA_MIN_STREAMING_BUFFERS;
}
}
break;
case CAM_STREAM_TYPE_DEFAULT:
case CAM_STREAM_TYPE_MAX:
default:
bufferCnt = 0;
break;
}
return bufferCnt;
}
/*===========================================================================
* FUNCTION : allocateStreamBuf
*
* DESCRIPTION: alocate stream buffers
*
* PARAMETERS :
* @stream_type : type of stream
* @size : size of buffer
* @bufferCnt : [IN/OUT] minimum num of buffers to be allocated.
* could be modified during allocation if more buffers needed
*
* RETURN : ptr to a memory obj that holds stream buffers.
* NULL if failed
*==========================================================================*/
QCameraMemory *QCamera2HardwareInterface::allocateStreamBuf(cam_stream_type_t stream_type,
int size,
uint8_t &bufferCnt)
{
int rc = NO_ERROR;
QCameraMemory *mem = NULL;
// Allocate stream buffer memory object
switch (stream_type) {
case CAM_STREAM_TYPE_PREVIEW:
case CAM_STREAM_TYPE_POSTVIEW: {
cam_dimension_t dim;
QCameraGrallocMemory *grallocMemory = new QCameraGrallocMemory(mGetMemory);
mParameters.getStreamDimension(stream_type, dim);
if (grallocMemory)
grallocMemory->setWindowInfo(mPreviewWindow, dim.width, dim.height,
mParameters.getPreviewHalPixelFormat());
mem = grallocMemory;
}
break;
case CAM_STREAM_TYPE_SNAPSHOT:
case CAM_STREAM_TYPE_RAW:
case CAM_STREAM_TYPE_METADATA:
case CAM_STREAM_TYPE_OFFLINE_PROC:
mem = new QCameraStreamMemory(mGetMemory);
break;
case CAM_STREAM_TYPE_VIDEO:
mem = new QCameraVideoMemory(mGetMemory);
break;
case CAM_STREAM_TYPE_DEFAULT:
case CAM_STREAM_TYPE_MAX:
break;
}
if (!mem) {
return NULL;
}
if (bufferCnt > 0) {
rc = mem->allocate(bufferCnt, size);
if (rc < 0) {
delete mem;
return NULL;
}
bufferCnt = mem->getCnt();
}
return mem;
}
/*===========================================================================
* FUNCTION : allocateStreamInfoBuf
*
* DESCRIPTION: alocate stream info buffer
*
* PARAMETERS :
* @stream_type : type of stream
*
* RETURN : ptr to a memory obj that holds stream info buffer.
* NULL if failed
*==========================================================================*/
QCameraHeapMemory *QCamera2HardwareInterface::allocateStreamInfoBuf(
cam_stream_type_t stream_type)
{
int rc = NO_ERROR;
QCameraHeapMemory *streamInfoBuf = new QCameraHeapMemory();
if (!streamInfoBuf) {
ALOGE("allocateStreamInfoBuf: Unable to allocate streamInfo object");
return NULL;
}
rc = streamInfoBuf->allocate(1, sizeof(cam_stream_info_t));
if (rc < 0) {
ALOGE("allocateStreamInfoBuf: Failed to allocate stream info memory");
delete streamInfoBuf;
return NULL;
}
cam_stream_info_t *streamInfo = (cam_stream_info_t *)streamInfoBuf->getPtr(0);
memset(streamInfo, 0, sizeof(cam_stream_info_t));
streamInfo->stream_type = stream_type;
rc = mParameters.getStreamFormat(stream_type, streamInfo->fmt);
rc = mParameters.getStreamDimension(stream_type, streamInfo->dim);
streamInfo->streaming_mode = CAM_STREAMING_MODE_CONTINUOUS;
switch (stream_type) {
case CAM_STREAM_TYPE_SNAPSHOT:
case CAM_STREAM_TYPE_RAW:
if (mParameters.isZSLMode()) {
streamInfo->streaming_mode = CAM_STREAMING_MODE_CONTINUOUS;
} else {
streamInfo->streaming_mode = CAM_STREAMING_MODE_BURST;
streamInfo->num_of_burst = mParameters.getNumOfSnapshots();
}
break;
case CAM_STREAM_TYPE_POSTVIEW:
streamInfo->streaming_mode = CAM_STREAMING_MODE_BURST;
streamInfo->num_of_burst = mParameters.getNumOfSnapshots();
break;
default:
break;
}
//set flip mode based on Stream type;
int flipMode = mParameters.getFlipMode(stream_type);
streamInfo->pp_config.feature_mask |= CAM_QCOM_FEATURE_FLIP;
streamInfo->pp_config.flip = flipMode;
// set Rotation if need online rotation per stream in CPP
if (needOnlineRotation()) {
streamInfo->pp_config.feature_mask |= CAM_QCOM_FEATURE_ROTATION;
int rotation = mParameters.getJpegRotation();
if (rotation == 0) {
streamInfo->pp_config.rotation = ROTATE_0;
} else if (rotation == 90) {
streamInfo->pp_config.rotation = ROTATE_90;
} else if (rotation == 180) {
streamInfo->pp_config.rotation = ROTATE_180;
} else if (rotation == 270) {
streamInfo->pp_config.rotation = ROTATE_270;
}
}
return streamInfoBuf;
}
/*===========================================================================
* FUNCTION : setPreviewWindow
*
* DESCRIPTION: set preview window impl
*
* PARAMETERS :
* @window : ptr to window ops table struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::setPreviewWindow(
struct preview_stream_ops *window)
{
mPreviewWindow = window;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : setCallBacks
*
* DESCRIPTION: set callbacks impl
*
* PARAMETERS :
* @notify_cb : notify cb
* @data_cb : data cb
* @data_cb_timestamp : data cb with time stamp
* @get_memory : request memory ops table
* @user : user data ptr
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::setCallBacks(camera_notify_callback notify_cb,
camera_data_callback data_cb,
camera_data_timestamp_callback data_cb_timestamp,
camera_request_memory get_memory,
void *user)
{
mNotifyCb = notify_cb;
mDataCb = data_cb;
mDataCbTimestamp = data_cb_timestamp;
mGetMemory = get_memory;
mCallbackCookie = user;
m_cbNotifier.setCallbacks(notify_cb, data_cb, data_cb_timestamp, user);
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : enableMsgType
*
* DESCRIPTION: enable msg type impl
*
* PARAMETERS :
* @msg_type : msg type mask to be enabled
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::enableMsgType(int32_t msg_type)
{
mMsgEnabled |= msg_type;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : disableMsgType
*
* DESCRIPTION: disable msg type impl
*
* PARAMETERS :
* @msg_type : msg type mask to be disabled
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::disableMsgType(int32_t msg_type)
{
mMsgEnabled &= ~msg_type;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : msgTypeEnabled
*
* DESCRIPTION: impl to determine if certain msg_type is enabled
*
* PARAMETERS :
* @msg_type : msg type mask
*
* RETURN : 0 -- not enabled
* none 0 -- enabled
*==========================================================================*/
int QCamera2HardwareInterface::msgTypeEnabled(int32_t msg_type)
{
return (mMsgEnabled & msg_type);
}
/*===========================================================================
* FUNCTION : msgTypeEnabledWithLock
*
* DESCRIPTION: impl to determine if certain msg_type is enabled with lock
*
* PARAMETERS :
* @msg_type : msg type mask
*
* RETURN : 0 -- not enabled
* none 0 -- enabled
*==========================================================================*/
int QCamera2HardwareInterface::msgTypeEnabledWithLock(int32_t msg_type)
{
int enabled = 0;
lockAPI();
enabled = mMsgEnabled & msg_type;
unlockAPI();
return enabled;
}
/*===========================================================================
* FUNCTION : startPreview
*
* DESCRIPTION: start preview impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::startPreview()
{
int32_t rc = NO_ERROR;
ALOGD("%s: E", __func__);
// start preview stream
if (mParameters.isZSLMode() && mParameters.getRecordingHintValue() !=true) {
rc = startChannel(QCAMERA_CH_TYPE_ZSL);
} else {
rc = startChannel(QCAMERA_CH_TYPE_PREVIEW);
}
ALOGD("%s: X", __func__);
return rc;
}
/*===========================================================================
* FUNCTION : stopPreview
*
* DESCRIPTION: stop preview impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::stopPreview()
{
ALOGD("%s: E", __func__);
// stop preview stream
if (mParameters.isZSLMode() && mParameters.getRecordingHintValue() !=true) {
stopChannel(QCAMERA_CH_TYPE_ZSL);
} else {
stopChannel(QCAMERA_CH_TYPE_PREVIEW);
}
// delete all channels from preparePreview
unpreparePreview();
ALOGD("%s: X", __func__);
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : storeMetaDataInBuffers
*
* DESCRIPTION: enable store meta data in buffers for video frames impl
*
* PARAMETERS :
* @enable : flag if need enable
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::storeMetaDataInBuffers(int enable)
{
mStoreMetaDataInFrame = enable;
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : startRecording
*
* DESCRIPTION: start recording impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::startRecording()
{
int32_t rc = NO_ERROR;
ALOGD("%s: E", __func__);
if (mParameters.getRecordingHintValue() == false) {
ALOGE("%s: start recording when hint is false, stop preview first", __func__);
stopChannel(QCAMERA_CH_TYPE_PREVIEW);
delChannel(QCAMERA_CH_TYPE_PREVIEW);
// Set local recording hint to TRUE
mParameters.setRecordingHintValue(true);
rc = preparePreview();
if (rc == NO_ERROR) {
rc = startChannel(QCAMERA_CH_TYPE_PREVIEW);
}
}
if (rc == NO_ERROR) {
rc = startChannel(QCAMERA_CH_TYPE_VIDEO);
}
#ifdef QCOM_POWER_H_EXTENDED
if (rc == NO_ERROR) {
if (m_pPowerModule) {
if (m_pPowerModule->powerHint) {
m_pPowerModule->powerHint(m_pPowerModule, POWER_HINT_VIDEO_ENCODE, (void *)"state=1");
}
}
}
#endif
ALOGD("%s: X", __func__);
return rc;
}
/*===========================================================================
* FUNCTION : stopRecording
*
* DESCRIPTION: stop recording impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::stopRecording()
{
int rc = stopChannel(QCAMERA_CH_TYPE_VIDEO);
ALOGD("%s: E", __func__);
#ifdef QCOM_POWER_H_EXTENDED
if (m_pPowerModule) {
if (m_pPowerModule->powerHint) {
m_pPowerModule->powerHint(m_pPowerModule, POWER_HINT_VIDEO_ENCODE, (void *)"state=0");
}
}
#endif
ALOGD("%s: X", __func__);
return rc;
}
/*===========================================================================
* FUNCTION : releaseRecordingFrame
*
* DESCRIPTION: return video frame impl
*
* PARAMETERS :
* @opaque : ptr to video frame to be returned
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::releaseRecordingFrame(const void * opaque)
{
int32_t rc = UNKNOWN_ERROR;
QCameraVideoChannel *pChannel =
(QCameraVideoChannel *)m_channels[QCAMERA_CH_TYPE_VIDEO];
ALOGD("%s: opaque data = %p", __func__,opaque);
if(pChannel != NULL) {
rc = pChannel->releaseFrame(opaque, mStoreMetaDataInFrame > 0);
}
return rc;
}
/*===========================================================================
* FUNCTION : autoFocus
*
* DESCRIPTION: start auto focus impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::autoFocus()
{
int rc = NO_ERROR;
cam_focus_mode_type focusMode = mParameters.getFocusMode();
switch (focusMode) {
case CAM_FOCUS_MODE_AUTO:
case CAM_FOCUS_MODE_MACRO:
{
rc = mCameraHandle->ops->do_auto_focus(mCameraHandle->camera_handle);
if (rc == NO_ERROR) {
mParameters.setAFRunning(true);
}
}
break;
case CAM_FOCUS_MODE_CONTINOUS_VIDEO:
// According to Google API definition, the focus callback will immediately
// return with a boolean that indicates whether the focus is sharp or not.
// The focus position is locked after autoFocus call.
// in this sense, the effect is the same as cancel_auto_focus
{
rc = mParameters.setLockCAF(true);
// send evt notify that foucs is done
sendEvtNotify(CAMERA_MSG_FOCUS,
(m_currentFocusState == CAM_AF_FOCUSED)? true : false,
0);
}
break;
case CAM_FOCUS_MODE_CONTINOUS_PICTURE:
// According to Google API definition, if the autofocus is in the middle
// of scanning, the focus callback will return when it completes. If the
// autofocus is not scanning, focus callback will immediately return with
// a boolean that indicates whether the focus is sharp or not. The apps
// can then decide if they want to take a picture immediately or to change
// the focus mode to auto, and run a full autofocus cycle. The focus position
// is locked after autoFocus call.
if (m_currentFocusState != CAM_AF_SCANNING) {
// lock focus
rc = mParameters.setLockCAF(true);
// send evt notify that foucs is done
sendEvtNotify(CAMERA_MSG_FOCUS,
(m_currentFocusState == CAM_AF_FOCUSED)? true : false,
0);
} else {
// set flag that lock CAF is needed once focus state becomes focsued/not focused
mParameters.setLockCAFNeeded(true);
rc = NO_ERROR;
}
break;
case CAM_FOCUS_MODE_INFINITY:
case CAM_FOCUS_MODE_FIXED:
case CAM_FOCUS_MODE_EDOF:
default:
ALOGE("%s: No ops in focusMode (%d)", __func__, focusMode);
rc = BAD_VALUE;
break;
}
return rc;
}
/*===========================================================================
* FUNCTION : cancelAutoFocus
*
* DESCRIPTION: cancel auto focus impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::cancelAutoFocus()
{
int rc = NO_ERROR;
cam_focus_mode_type focusMode = mParameters.getFocusMode();
switch (focusMode) {
case CAM_FOCUS_MODE_AUTO:
case CAM_FOCUS_MODE_MACRO:
if (mParameters.isAFRunning()) {
rc = mCameraHandle->ops->cancel_auto_focus(mCameraHandle->camera_handle);
if (rc == NO_ERROR) {
mParameters.setAFRunning(false);
}
}
break;
case CAM_FOCUS_MODE_CONTINOUS_VIDEO:
case CAM_FOCUS_MODE_CONTINOUS_PICTURE:
if (mParameters.isCAFLocked()) {
// resume CAF by unlock CAF
rc = mParameters.setLockCAF(false);;
mParameters.setLockCAFNeeded(false);
}
break;
case CAM_FOCUS_MODE_INFINITY:
case CAM_FOCUS_MODE_FIXED:
case CAM_FOCUS_MODE_EDOF:
default:
ALOGI("%s: No ops in focusMode (%d)", __func__, focusMode);
break;
}
return rc;
}
/*===========================================================================
* FUNCTION : takePicture
*
* DESCRIPTION: take picture impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::takePicture()
{
int rc = NO_ERROR;
uint8_t numSnapshots = mParameters.getNumOfSnapshots();
ALOGD("%s: E", __func__);
if (mParameters.isZSLMode()) {
QCameraPicChannel *pZSLChannel =
(QCameraPicChannel *)m_channels[QCAMERA_CH_TYPE_ZSL];
if (NULL != pZSLChannel) {
// start postprocessor
m_postprocessor.start(pZSLChannel);
rc = pZSLChannel->takePicture(numSnapshots);
if (rc != NO_ERROR) {
ALOGE("%s: cannot take ZSL picture", __func__);
m_postprocessor.stop();
return rc;
}
} else {
ALOGE("%s: ZSL channel is NULL", __func__);
return UNKNOWN_ERROR;
}
} else {
// normal capture case
// need to stop preview channel
stopChannel(QCAMERA_CH_TYPE_PREVIEW);
delChannel(QCAMERA_CH_TYPE_PREVIEW);
// start snapshot
if (mParameters.isJpegPictureFormat()) {
rc = addCaptureChannel();
if (rc == NO_ERROR) {
// start postprocessor
m_postprocessor.start(m_channels[QCAMERA_CH_TYPE_CAPTURE]);
// start catpure channel
rc = startChannel(QCAMERA_CH_TYPE_CAPTURE);
if (rc != NO_ERROR) {
ALOGE("%s: cannot start capture channel", __func__);
m_postprocessor.stop();
delChannel(QCAMERA_CH_TYPE_CAPTURE);
return rc;
}
} else {
ALOGE("%s: cannot add capture channel", __func__);
return rc;
}
} else {
rc = addRawChannel();
if (rc == NO_ERROR) {
// start postprocessor
m_postprocessor.start(m_channels[QCAMERA_CH_TYPE_RAW]);
rc = startChannel(QCAMERA_CH_TYPE_RAW);
if (rc != NO_ERROR) {
ALOGE("%s: cannot start raw channel", __func__);
m_postprocessor.stop();
delChannel(QCAMERA_CH_TYPE_RAW);
return rc;
}
} else {
ALOGE("%s: cannot add raw channel", __func__);
return rc;
}
}
}
ALOGD("%s: X", __func__);
return rc;
}
/*===========================================================================
* FUNCTION : cancelPicture
*
* DESCRIPTION: cancel picture impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::cancelPicture()
{
//stop post processor
m_postprocessor.stop();
if (mParameters.isZSLMode()) {
QCameraPicChannel *pZSLChannel =
(QCameraPicChannel *)m_channels[QCAMERA_CH_TYPE_ZSL];
if (NULL != pZSLChannel) {
if (m_bStartZSLSnapshotCalled) {
mCameraHandle->ops->stop_zsl_snapshot(
mCameraHandle->camera_handle);
m_bStartZSLSnapshotCalled = false;
}
pZSLChannel->cancelPicture();
}
} else {
// normal capture case
if (mParameters.isJpegPictureFormat()) {
stopChannel(QCAMERA_CH_TYPE_CAPTURE);
delChannel(QCAMERA_CH_TYPE_CAPTURE);
} else {
stopChannel(QCAMERA_CH_TYPE_RAW);
delChannel(QCAMERA_CH_TYPE_RAW);
}
}
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : takeLiveSnapshot
*
* DESCRIPTION: take live snapshot during recording
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::takeLiveSnapshot()
{
int rc = NO_ERROR;
// start post processor
rc = m_postprocessor.start(m_channels[QCAMERA_CH_TYPE_SNAPSHOT]);
// start snapshot channel
if (rc == NO_ERROR) {
rc = startChannel(QCAMERA_CH_TYPE_SNAPSHOT);
}
return rc;
}
/*===========================================================================
* FUNCTION : cancelLiveSnapshot
*
* DESCRIPTION: cancel current live snapshot request
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::cancelLiveSnapshot()
{
int rc = NO_ERROR;
//stop post processor
m_postprocessor.stop();
// stop snapshot channel
rc = stopChannel(QCAMERA_CH_TYPE_SNAPSHOT);
return rc;
}
/*===========================================================================
* FUNCTION : getParameters
*
* DESCRIPTION: get parameters impl
*
* PARAMETERS : none
*
* RETURN : a string containing parameter pairs
*==========================================================================*/
char* QCamera2HardwareInterface::getParameters()
{
char* strParams = NULL;
String8 str;
str = mParameters.flatten( );
strParams = (char *)malloc(sizeof(char)*(str.length()+1));
if(strParams != NULL){
memset(strParams, 0, sizeof(char)*(str.length()+1));
strncpy(strParams, str.string(), str.length());
strParams[str.length()] = 0;
}
return strParams;
}
/*===========================================================================
* FUNCTION : putParameters
*
* DESCRIPTION: put parameters string impl
*
* PARAMETERS :
* @parms : parameters string to be released
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::putParameters(char *parms)
{
free(parms);
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : sendCommand
*
* DESCRIPTION: send command impl
*
* PARAMETERS :
* @command : command to be executed
* @arg1 : optional argument 1
* @arg2 : optional argument 2
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::sendCommand(int32_t command, int32_t /*arg1*/, int32_t /*arg2*/)
{
int rc = NO_ERROR;
switch (command) {
case CAMERA_CMD_START_FACE_DETECTION:
case CAMERA_CMD_STOP_FACE_DETECTION:
rc = setFaceDetection(command == CAMERA_CMD_START_FACE_DETECTION? true : false);
break;
default:
rc = NO_ERROR;
break;
}
return rc;
}
/*===========================================================================
* FUNCTION : registerFaceImage
*
* DESCRIPTION: register face image impl
*
* PARAMETERS :
* @img_ptr : ptr to image buffer
* @config : ptr to config struct about input image info
* @faceID : [OUT] face ID to uniquely identifiy the registered face image
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::registerFaceImage(void *img_ptr,
cam_pp_offline_src_config_t *config,
int32_t &faceID)
{
int rc = NO_ERROR;
faceID = -1;
if (img_ptr == NULL || config == NULL) {
ALOGE("%s: img_ptr or config is NULL", __func__);
return BAD_VALUE;
}
// allocate ion memory for source image
QCameraHeapMemory *imgBuf = new QCameraHeapMemory();
if (imgBuf == NULL) {
ALOGE("%s: Unable to new heap memory obj for image buf", __func__);
return NO_MEMORY;
}
rc = imgBuf->allocate(1, config->input_buf_planes.plane_info.frame_len);
if (rc < 0) {
ALOGE("%s: Unable to allocate heap memory for image buf", __func__);
delete imgBuf;
return NO_MEMORY;
}
void *pBufPtr = imgBuf->getPtr(0);
if (pBufPtr == NULL) {
ALOGE("%s: image buf is NULL", __func__);
imgBuf->deallocate();
delete imgBuf;
return NO_MEMORY;
}
memcpy(pBufPtr, img_ptr, config->input_buf_planes.plane_info.frame_len);
cam_pp_feature_config_t pp_feature;
memset(&pp_feature, 0, sizeof(cam_pp_feature_config_t));
pp_feature.feature_mask = CAM_QCOM_FEATURE_REGISTER_FACE;
QCameraReprocessChannel *pChannel =
addOfflineReprocChannel(*config, pp_feature, NULL, NULL);
if (pChannel == NULL) {
ALOGE("%s: fail to add offline reprocess channel", __func__);
imgBuf->deallocate();
delete imgBuf;
return UNKNOWN_ERROR;
}
rc = pChannel->start(mParameters);
if (rc != NO_ERROR) {
ALOGE("%s: Cannot start reprocess channel", __func__);
imgBuf->deallocate();
delete imgBuf;
delete pChannel;
return rc;
}
rc = pChannel->doReprocess(imgBuf->getFd(0), imgBuf->getSize(0), faceID);
// done with register face image, free imgbuf and delete reprocess channel
imgBuf->deallocate();
delete imgBuf;
imgBuf = NULL;
pChannel->stop();
delete pChannel;
pChannel = NULL;
return rc;
}
/*===========================================================================
* FUNCTION : release
*
* DESCRIPTION: release camera resource impl
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::release()
{
// stop and delete all channels
for (int i = 0; i <QCAMERA_CH_TYPE_MAX ; i++) {
if (m_channels[i] != NULL) {
stopChannel((qcamera_ch_type_enum_t)i);
delChannel((qcamera_ch_type_enum_t)i);
}
}
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : dump
*
* DESCRIPTION: camera status dump impl
*
* PARAMETERS :
* @fd : fd for the buffer to be dumped with camera status
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::dump(int /*fd*/)
{
ALOGE("%s: not supported yet", __func__);
return INVALID_OPERATION;
}
/*===========================================================================
* FUNCTION : processAPI
*
* DESCRIPTION: process API calls from upper layer
*
* PARAMETERS :
* @api : API to be processed
* @api_payload : ptr to API payload if any
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::processAPI(qcamera_sm_evt_enum_t api, void *api_payload)
{
return m_stateMachine.procAPI(api, api_payload);
}
/*===========================================================================
* FUNCTION : processEvt
*
* DESCRIPTION: process Evt from backend via mm-camera-interface
*
* PARAMETERS :
* @evt : event type to be processed
* @evt_payload : ptr to event payload if any
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::processEvt(qcamera_sm_evt_enum_t evt, void *evt_payload)
{
return m_stateMachine.procEvt(evt, evt_payload);
}
/*===========================================================================
* FUNCTION : evtHandle
*
* DESCRIPTION: Function registerd to mm-camera-interface to handle backend events
*
* PARAMETERS :
* @camera_handle : event type to be processed
* @evt : ptr to event
* @user_data : user data ptr
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::camEvtHandle(uint32_t /*camera_handle*/,
mm_camera_event_t *evt,
void *user_data)
{
QCamera2HardwareInterface *obj = (QCamera2HardwareInterface *)user_data;
if (obj && evt) {
mm_camera_event_t *payload =
(mm_camera_event_t *)malloc(sizeof(mm_camera_event_t));
if (NULL != payload) {
*payload = *evt;
obj->processEvt(QCAMERA_SM_EVT_EVT_NOTIFY, payload);
}
} else {
ALOGE("%s: NULL user_data", __func__);
}
}
/*===========================================================================
* FUNCTION : jpegEvtHandle
*
* DESCRIPTION: Function registerd to mm-jpeg-interface to handle jpeg events
*
* PARAMETERS :
* @status : status of jpeg job
* @client_hdl: jpeg client handle
* @jobId : jpeg job Id
* @p_ouput : ptr to jpeg output result struct
* @userdata : user data ptr
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::jpegEvtHandle(jpeg_job_status_t status,
uint32_t /*client_hdl*/,
uint32_t jobId,
mm_jpeg_output_t *p_output,
void *userdata)
{
QCamera2HardwareInterface *obj = (QCamera2HardwareInterface *)userdata;
if (obj) {
qcamera_jpeg_evt_payload_t *payload =
(qcamera_jpeg_evt_payload_t *)malloc(sizeof(qcamera_jpeg_evt_payload_t));
if (NULL != payload) {
memset(payload, 0, sizeof(qcamera_jpeg_evt_payload_t));
payload->status = status;
payload->jobId = jobId;
if (p_output != NULL) {
payload->out_data = *p_output;
}
obj->processEvt(QCAMERA_SM_EVT_JPEG_EVT_NOTIFY, payload);
}
} else {
ALOGE("%s: NULL user_data", __func__);
}
}
/*===========================================================================
* FUNCTION : thermalEvtHandle
*
* DESCRIPTION: routine to handle thermal event notification
*
* PARAMETERS :
* @level : thermal level
* @userdata : userdata passed in during registration
* @data : opaque data from thermal client
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::thermalEvtHandle(
qcamera_thermal_level_enum_t level, void *userdata, void *data)
{
// Make sure thermal events are logged
ALOGI("%s: level = %d, userdata = %p, data = %p",
__func__, level, userdata, data);
//We don't need to lockAPI, waitAPI here. QCAMERA_SM_EVT_THERMAL_NOTIFY
// becomes an aync call. This also means we can only pass payload
// by value, not by address.
return processAPI(QCAMERA_SM_EVT_THERMAL_NOTIFY, (void *)level);
}
/*===========================================================================
* FUNCTION : sendEvtNotify
*
* DESCRIPTION: send event notify to notify thread
*
* PARAMETERS :
* @msg_type: msg type to be sent
* @ext1 : optional extension1
* @ext2 : optional extension2
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::sendEvtNotify(int32_t msg_type,
int32_t ext1,
int32_t ext2)
{
qcamera_callback_argm_t cbArg;
memset(&cbArg, 0, sizeof(qcamera_callback_argm_t));
cbArg.cb_type = QCAMERA_NOTIFY_CALLBACK;
cbArg.msg_type = msg_type;
cbArg.ext1 = ext1;
cbArg.ext2 = ext2;
return m_cbNotifier.notifyCallback(cbArg);
}
/*===========================================================================
* FUNCTION : processAutoFocusEvent
*
* DESCRIPTION: process auto focus event
*
* PARAMETERS :
* @focus_data: struct containing auto focus result info
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processAutoFocusEvent(cam_auto_focus_data_t &focus_data)
{
int32_t ret = NO_ERROR;
m_currentFocusState = focus_data.focus_state;
cam_focus_mode_type focusMode = mParameters.getFocusMode();
switch (focusMode) {
case CAM_FOCUS_MODE_AUTO:
case CAM_FOCUS_MODE_MACRO:
if (mParameters.isAFRunning()) {
if (focus_data.focus_state == CAM_AF_SCANNING) {
// in the middle of focusing, just ignore it
break;
}
// update focus distance
mParameters.updateFocusDistances(&focus_data.focus_dist);
ret = sendEvtNotify(CAMERA_MSG_FOCUS,
(focus_data.focus_state == CAM_AF_FOCUSED)? true : false,
0);
mParameters.setAFRunning(false);
} else {
ret = UNKNOWN_ERROR;
ALOGE("%s: autoFocusEvent when no auto_focus running", __func__);
}
break;
case CAM_FOCUS_MODE_CONTINOUS_VIDEO:
case CAM_FOCUS_MODE_CONTINOUS_PICTURE:
if (focus_data.focus_state == CAM_AF_FOCUSED ||
focus_data.focus_state == CAM_AF_NOT_FOCUSED) {
// update focus distance
mParameters.updateFocusDistances(&focus_data.focus_dist);
if (mParameters.isLockCAFNeeded()) {
mParameters.setLockCAFNeeded(false);
ret = mParameters.setLockCAF(true);
}
ret = sendEvtNotify(CAMERA_MSG_FOCUS,
(focus_data.focus_state == CAM_AF_FOCUSED)? true : false,
0);
}
ret = sendEvtNotify(CAMERA_MSG_FOCUS_MOVE,
(focus_data.focus_state == CAM_AF_SCANNING)? true : false,
0);
break;
case CAM_FOCUS_MODE_INFINITY:
case CAM_FOCUS_MODE_FIXED:
case CAM_FOCUS_MODE_EDOF:
default:
ALOGD("%s: no ops for autofocus event in focusmode %d", __func__, focusMode);
break;
}
return ret;
}
/*===========================================================================
* FUNCTION : processZoomEvent
*
* DESCRIPTION: process zoom event
*
* PARAMETERS :
* @crop_info : crop info as a result of zoom operation
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processZoomEvent(cam_crop_data_t &crop_info)
{
int32_t ret = NO_ERROR;
for (int i = 0; i < QCAMERA_CH_TYPE_MAX; i++) {
if (m_channels[i] != NULL) {
ret = m_channels[i]->processZoomDone(mPreviewWindow, crop_info);
}
}
return ret;
}
/*===========================================================================
* FUNCTION : processPrepSnapshotDone
*
* DESCRIPTION: process prep snapshot done event
*
* PARAMETERS :
* @prep_snapshot_state : state of prepare snapshot done. In other words,
* i.e. whether need future frames for capture.
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processPrepSnapshotDoneEvent(
cam_prep_snapshot_state_t prep_snapshot_state)
{
int32_t ret = NO_ERROR;
if (m_channels[QCAMERA_CH_TYPE_ZSL] &&
prep_snapshot_state == NEED_FUTURE_FRAME) {
ret = mCameraHandle->ops->start_zsl_snapshot(
mCameraHandle->camera_handle);
if (ret < 0) {
ALOGE("%s: start_led_zsl_capture failed %d",
__func__, ret);
return ret;
}
m_bStartZSLSnapshotCalled = true;
}
return ret;
}
/*===========================================================================
* FUNCTION : processJpegNotify
*
* DESCRIPTION: process jpeg event
*
* PARAMETERS :
* @jpeg_evt: ptr to jpeg event payload
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processJpegNotify(qcamera_jpeg_evt_payload_t *jpeg_evt)
{
return m_postprocessor.processJpegEvt(jpeg_evt);
}
/*===========================================================================
* FUNCTION : lockAPI
*
* DESCRIPTION: lock to process API
*
* PARAMETERS : none
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::lockAPI()
{
pthread_mutex_lock(&m_lock);
}
/*===========================================================================
* FUNCTION : waitAPIResult
*
* DESCRIPTION: wait for API result coming back. This is a blocking call, it will
* return only cerntain API event type arrives
*
* PARAMETERS :
* @api_evt : API event type
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::waitAPIResult(qcamera_sm_evt_enum_t api_evt)
{
ALOGV("%s: wait for API result of evt (%d)", __func__, api_evt);
memset(&m_apiResult, 0, sizeof(qcamera_api_result_t));
while (m_apiResult.request_api != api_evt) {
pthread_cond_wait(&m_cond, &m_lock);
}
ALOGV("%s: return (%d) from API result wait for evt (%d)",
__func__, m_apiResult.status, api_evt);
}
/*===========================================================================
* FUNCTION : unlockAPI
*
* DESCRIPTION: API processing is done, unlock
*
* PARAMETERS : none
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::unlockAPI()
{
pthread_mutex_unlock(&m_lock);
}
/*===========================================================================
* FUNCTION : signalAPIResult
*
* DESCRIPTION: signal condition viarable that cerntain API event type arrives
*
* PARAMETERS :
* @result : API result
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::signalAPIResult(qcamera_api_result_t *result)
{
pthread_mutex_lock(&m_lock);
m_apiResult = *result;
pthread_cond_signal(&m_cond);
pthread_mutex_unlock(&m_lock);
}
/*===========================================================================
* FUNCTION : addStreamToChannel
*
* DESCRIPTION: add a stream into a channel
*
* PARAMETERS :
* @pChannel : ptr to channel obj
* @streamType : type of stream to be added
* @streamCB : callback of stream
* @userData : user data ptr to callback
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addStreamToChannel(QCameraChannel *pChannel,
cam_stream_type_t streamType,
stream_cb_routine streamCB,
void *userData)
{
int32_t rc = NO_ERROR;
QCameraHeapMemory *pStreamInfo = allocateStreamInfoBuf(streamType);
if (pStreamInfo == NULL) {
ALOGE("%s: no mem for stream info buf", __func__);
return NO_MEMORY;
}
uint8_t minStreamBufNum = getBufNumRequired(streamType);
rc = pChannel->addStream(*this,
pStreamInfo,
minStreamBufNum,
&gCamCapability[mCameraId]->padding_info,
streamCB, userData);
if (rc != NO_ERROR) {
ALOGE("%s: add stream type (%d) failed, ret = %d",
__func__, streamType, rc);
pStreamInfo->deallocate();
delete pStreamInfo;
return rc;
}
return rc;
}
/*===========================================================================
* FUNCTION : addPreviewChannel
*
* DESCRIPTION: add a preview channel that contains a preview stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addPreviewChannel()
{
int32_t rc = NO_ERROR;
QCameraChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_PREVIEW] != NULL) {
// if we had preview channel before, delete it first
delete m_channels[QCAMERA_CH_TYPE_PREVIEW];
m_channels[QCAMERA_CH_TYPE_PREVIEW] = NULL;
}
pChannel = new QCameraChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for preview channel", __func__);
return NO_MEMORY;
}
// preview only channel, don't need bundle attr and cb
rc = pChannel->init(NULL, NULL, NULL);
if (rc != NO_ERROR) {
ALOGE("%s: init preview channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
// meta data stream always coexists with preview if applicable
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_METADATA,
metadata_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add metadata stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
if (isNoDisplayMode()) {
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_PREVIEW,
nodisplay_preview_stream_cb_routine, this);
} else {
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_PREVIEW,
preview_stream_cb_routine, this);
}
if (rc != NO_ERROR) {
ALOGE("%s: add preview stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_PREVIEW] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addVideoChannel
*
* DESCRIPTION: add a video channel that contains a video stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addVideoChannel()
{
int32_t rc = NO_ERROR;
QCameraVideoChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_VIDEO] != NULL) {
// if we had video channel before, delete it first
delete m_channels[QCAMERA_CH_TYPE_VIDEO];
m_channels[QCAMERA_CH_TYPE_VIDEO] = NULL;
}
pChannel = new QCameraVideoChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for video channel", __func__);
return NO_MEMORY;
}
// preview only channel, don't need bundle attr and cb
rc = pChannel->init(NULL, NULL, NULL);
if (rc != 0) {
ALOGE("%s: init video channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_VIDEO,
video_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add video stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_VIDEO] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addSnapshotChannel
*
* DESCRIPTION: add a snapshot channel that contains a snapshot stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
* NOTE : Add this channel for live snapshot usecase. Regular capture will
* use addCaptureChannel.
*==========================================================================*/
int32_t QCamera2HardwareInterface::addSnapshotChannel()
{
int32_t rc = NO_ERROR;
QCameraChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_SNAPSHOT] != NULL) {
// if we had ZSL channel before, delete it first
delete m_channels[QCAMERA_CH_TYPE_SNAPSHOT];
m_channels[QCAMERA_CH_TYPE_SNAPSHOT] = NULL;
}
pChannel = new QCameraChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for snapshot channel", __func__);
return NO_MEMORY;
}
rc = pChannel->init(NULL, NULL, NULL);
if (rc != NO_ERROR) {
ALOGE("%s: init snapshot channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_SNAPSHOT,
snapshot_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add snapshot stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_SNAPSHOT] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addRawChannel
*
* DESCRIPTION: add a raw channel that contains a raw image stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addRawChannel()
{
int32_t rc = NO_ERROR;
QCameraChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_RAW] != NULL) {
// if we had raw channel before, delete it first
delete m_channels[QCAMERA_CH_TYPE_RAW];
m_channels[QCAMERA_CH_TYPE_RAW] = NULL;
}
pChannel = new QCameraChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for raw channel", __func__);
return NO_MEMORY;
}
rc = pChannel->init(NULL, NULL, NULL);
if (rc != NO_ERROR) {
ALOGE("%s: init raw channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
// meta data stream always coexists with snapshot in regular RAW capture case
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_METADATA,
metadata_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add metadata stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_RAW,
raw_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add snapshot stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_RAW] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addZSLChannel
*
* DESCRIPTION: add a ZSL channel that contains a preview stream and
* a snapshot stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addZSLChannel()
{
int32_t rc = NO_ERROR;
QCameraPicChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_ZSL] != NULL) {
// if we had ZSL channel before, delete it first
delete m_channels[QCAMERA_CH_TYPE_ZSL];
m_channels[QCAMERA_CH_TYPE_ZSL] = NULL;
}
pChannel = new QCameraPicChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for ZSL channel", __func__);
return NO_MEMORY;
}
// ZSL channel, init with bundle attr and cb
mm_camera_channel_attr_t attr;
memset(&attr, 0, sizeof(mm_camera_channel_attr_t));
attr.notify_mode = MM_CAMERA_SUPER_BUF_NOTIFY_BURST;
attr.look_back = mParameters.getZSLBackLookCount();
attr.post_frame_skip = mParameters.getZSLBurstInterval();
attr.water_mark = mParameters.getZSLQueueDepth();
attr.max_unmatched_frames = mParameters.getMaxUnmatchedFramesInQueue();
rc = pChannel->init(&attr,
zsl_channel_cb,
this);
if (rc != 0) {
ALOGE("%s: init ZSL channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
// meta data stream always coexists with preview if applicable
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_METADATA,
metadata_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add metadata stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
if (isNoDisplayMode()) {
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_PREVIEW,
nodisplay_preview_stream_cb_routine, this);
} else {
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_PREVIEW,
preview_stream_cb_routine, this);
}
if (rc != NO_ERROR) {
ALOGE("%s: add preview stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_SNAPSHOT,
NULL, this);
if (rc != NO_ERROR) {
ALOGE("%s: add snapshot stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_ZSL] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addCaptureChannel
*
* DESCRIPTION: add a capture channel that contains a snapshot stream
* and a postview stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
* NOTE : Add this channel for regular capture usecase.
* For Live snapshot usecase, use addSnapshotChannel.
*==========================================================================*/
int32_t QCamera2HardwareInterface::addCaptureChannel()
{
int32_t rc = NO_ERROR;
QCameraChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_CAPTURE] != NULL) {
delete m_channels[QCAMERA_CH_TYPE_CAPTURE];
m_channels[QCAMERA_CH_TYPE_CAPTURE] = NULL;
}
pChannel = new QCameraChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for capture channel", __func__);
return NO_MEMORY;
}
// Capture channel, only need snapshot and postview streams start together
mm_camera_channel_attr_t attr;
memset(&attr, 0, sizeof(mm_camera_channel_attr_t));
attr.notify_mode = MM_CAMERA_SUPER_BUF_NOTIFY_CONTINUOUS;
attr.max_unmatched_frames = mParameters.getMaxUnmatchedFramesInQueue();
rc = pChannel->init(&attr,
capture_channel_cb_routine,
this);
if (rc != NO_ERROR) {
ALOGE("%s: init capture channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
// meta data stream always coexists with snapshot in regular capture case
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_METADATA,
metadata_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add metadata stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
// TODO: commented out for now
#if 0
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_POSTVIEW,
postview_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add postview stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
#endif
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_SNAPSHOT,
NULL, this);
if (rc != NO_ERROR) {
ALOGE("%s: add snapshot stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_CAPTURE] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addMetaDataChannel
*
* DESCRIPTION: add a meta data channel that contains a metadata stream
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addMetaDataChannel()
{
int32_t rc = NO_ERROR;
QCameraChannel *pChannel = NULL;
if (m_channels[QCAMERA_CH_TYPE_METADATA] != NULL) {
delete m_channels[QCAMERA_CH_TYPE_METADATA];
m_channels[QCAMERA_CH_TYPE_METADATA] = NULL;
}
pChannel = new QCameraChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for metadata channel", __func__);
return NO_MEMORY;
}
rc = pChannel->init(NULL,
NULL,
NULL);
if (rc != NO_ERROR) {
ALOGE("%s: init metadata channel failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
rc = addStreamToChannel(pChannel, CAM_STREAM_TYPE_METADATA,
metadata_stream_cb_routine, this);
if (rc != NO_ERROR) {
ALOGE("%s: add metadata stream failed, ret = %d", __func__, rc);
delete pChannel;
return rc;
}
m_channels[QCAMERA_CH_TYPE_METADATA] = pChannel;
return rc;
}
/*===========================================================================
* FUNCTION : addOnlineReprocChannel
*
* DESCRIPTION: add a online reprocess channel that will do reprocess on frames
* coming from input channel
*
* PARAMETERS :
* @pInputChannel : ptr to input channel whose frames will be post-processed
*
* RETURN : Ptr to the newly created channel obj. NULL if failed.
*==========================================================================*/
QCameraReprocessChannel *QCamera2HardwareInterface::addOnlineReprocChannel(
QCameraChannel *pInputChannel)
{
int32_t rc = NO_ERROR;
QCameraReprocessChannel *pChannel = NULL;
if (pInputChannel == NULL) {
ALOGE("%s: input channel obj is NULL", __func__);
return NULL;
}
pChannel = new QCameraReprocessChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for reprocess channel", __func__);
return NULL;
}
// Capture channel, only need snapshot and postview streams start together
mm_camera_channel_attr_t attr;
memset(&attr, 0, sizeof(mm_camera_channel_attr_t));
attr.notify_mode = MM_CAMERA_SUPER_BUF_NOTIFY_CONTINUOUS;
attr.max_unmatched_frames = mParameters.getMaxUnmatchedFramesInQueue();
rc = pChannel->init(&attr,
postproc_channel_cb_routine,
this);
if (rc != NO_ERROR) {
ALOGE("%s: init reprocess channel failed, ret = %d", __func__, rc);
delete pChannel;
return NULL;
}
// pp feature config
cam_pp_feature_config_t pp_config;
memset(&pp_config, 0, sizeof(cam_pp_feature_config_t));
if (mParameters.isZSLMode()) {
if (gCamCapability[mCameraId]->min_required_pp_mask & CAM_QCOM_FEATURE_SHARPNESS) {
pp_config.feature_mask |= CAM_QCOM_FEATURE_SHARPNESS;
pp_config.sharpness = mParameters.getInt(QCameraParameters::KEY_QC_SHARPNESS);
}
if (mParameters.isWNREnabled()) {
pp_config.feature_mask |= CAM_QCOM_FEATURE_DENOISE2D;
pp_config.denoise2d.denoise_enable = 1;
pp_config.denoise2d.process_plates = mParameters.getWaveletDenoiseProcessPlate();
}
}
if (needRotationReprocess()) {
pp_config.feature_mask |= CAM_QCOM_FEATURE_ROTATION;
int rotation = mParameters.getJpegRotation();
if (rotation == 0) {
pp_config.rotation = ROTATE_0;
} else if (rotation == 90) {
pp_config.rotation = ROTATE_90;
} else if (rotation == 180) {
pp_config.rotation = ROTATE_180;
} else if (rotation == 270) {
pp_config.rotation = ROTATE_270;
}
}
uint8_t minStreamBufNum = mParameters.getNumOfSnapshots();
rc = pChannel->addReprocStreamsFromSource(*this,
pp_config,
pInputChannel,
minStreamBufNum,
&gCamCapability[mCameraId]->padding_info);
if (rc != NO_ERROR) {
delete pChannel;
return NULL;
}
return pChannel;
}
/*===========================================================================
* FUNCTION : addOfflineReprocChannel
*
* DESCRIPTION: add a offline reprocess channel contains one reproc stream,
* that will do reprocess on frames coming from external images
*
* PARAMETERS :
* @img_config : offline reporcess image info
* @pp_feature : pp feature config
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
QCameraReprocessChannel *QCamera2HardwareInterface::addOfflineReprocChannel(
cam_pp_offline_src_config_t &img_config,
cam_pp_feature_config_t &pp_feature,
stream_cb_routine stream_cb,
void *userdata)
{
int32_t rc = NO_ERROR;
QCameraReprocessChannel *pChannel = NULL;
pChannel = new QCameraReprocessChannel(mCameraHandle->camera_handle,
mCameraHandle->ops);
if (NULL == pChannel) {
ALOGE("%s: no mem for reprocess channel", __func__);
return NULL;
}
rc = pChannel->init(NULL, NULL, NULL);
if (rc != NO_ERROR) {
ALOGE("%s: init reprocess channel failed, ret = %d", __func__, rc);
delete pChannel;
return NULL;
}
QCameraHeapMemory *pStreamInfo = allocateStreamInfoBuf(CAM_STREAM_TYPE_OFFLINE_PROC);
if (pStreamInfo == NULL) {
ALOGE("%s: no mem for stream info buf", __func__);
delete pChannel;
return NULL;
}
cam_stream_info_t *streamInfoBuf = (cam_stream_info_t *)pStreamInfo->getPtr(0);
memset(streamInfoBuf, 0, sizeof(cam_stream_info_t));
streamInfoBuf->stream_type = CAM_STREAM_TYPE_OFFLINE_PROC;
streamInfoBuf->fmt = img_config.input_fmt;
streamInfoBuf->dim = img_config.input_dim;
streamInfoBuf->buf_planes = img_config.input_buf_planes;
streamInfoBuf->streaming_mode = CAM_STREAMING_MODE_BURST;
streamInfoBuf->num_of_burst = img_config.num_of_bufs;
streamInfoBuf->reprocess_config.pp_type = CAM_OFFLINE_REPROCESS_TYPE;
streamInfoBuf->reprocess_config.offline = img_config;
streamInfoBuf->reprocess_config.pp_feature_config = pp_feature;
rc = pChannel->addStream(*this,
pStreamInfo, img_config.num_of_bufs,
&gCamCapability[mCameraId]->padding_info,
stream_cb, userdata);
if (rc != NO_ERROR) {
ALOGE("%s: add reprocess stream failed, ret = %d", __func__, rc);
pStreamInfo->deallocate();
delete pStreamInfo;
delete pChannel;
return NULL;
}
return pChannel;
}
/*===========================================================================
* FUNCTION : addChannel
*
* DESCRIPTION: add a channel by its type
*
* PARAMETERS :
* @ch_type : channel type
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::addChannel(qcamera_ch_type_enum_t ch_type)
{
int32_t rc = UNKNOWN_ERROR;
switch (ch_type) {
case QCAMERA_CH_TYPE_ZSL:
rc = addZSLChannel();
break;
case QCAMERA_CH_TYPE_CAPTURE:
rc = addCaptureChannel();
break;
case QCAMERA_CH_TYPE_PREVIEW:
rc = addPreviewChannel();
break;
case QCAMERA_CH_TYPE_VIDEO:
rc = addVideoChannel();
break;
case QCAMERA_CH_TYPE_SNAPSHOT:
rc = addSnapshotChannel();
break;
case QCAMERA_CH_TYPE_RAW:
rc = addRawChannel();
break;
case QCAMERA_CH_TYPE_METADATA:
rc = addMetaDataChannel();
break;
default:
break;
}
return rc;
}
/*===========================================================================
* FUNCTION : delChannel
*
* DESCRIPTION: delete a channel by its type
*
* PARAMETERS :
* @ch_type : channel type
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::delChannel(qcamera_ch_type_enum_t ch_type)
{
if (m_channels[ch_type] != NULL) {
delete m_channels[ch_type];
m_channels[ch_type] = NULL;
}
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : startChannel
*
* DESCRIPTION: start a channel by its type
*
* PARAMETERS :
* @ch_type : channel type
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::startChannel(qcamera_ch_type_enum_t ch_type)
{
int32_t rc = UNKNOWN_ERROR;
if (m_channels[ch_type] != NULL) {
rc = m_channels[ch_type]->start(mParameters);
}
return rc;
}
/*===========================================================================
* FUNCTION : stopChannel
*
* DESCRIPTION: stop a channel by its type
*
* PARAMETERS :
* @ch_type : channel type
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::stopChannel(qcamera_ch_type_enum_t ch_type)
{
int32_t rc = UNKNOWN_ERROR;
if (m_channels[ch_type] != NULL) {
rc = m_channels[ch_type]->stop();
}
return rc;
}
/*===========================================================================
* FUNCTION : preparePreview
*
* DESCRIPTION: add channels needed for preview
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::preparePreview()
{
int32_t rc = NO_ERROR;
if (mParameters.isZSLMode() && mParameters.getRecordingHintValue() !=true) {
rc = addChannel(QCAMERA_CH_TYPE_ZSL);
if (rc != NO_ERROR) {
return rc;
}
} else {
rc = addChannel(QCAMERA_CH_TYPE_PREVIEW);
if (rc != NO_ERROR) {
return rc;
}
if(mParameters.getRecordingHintValue() == true) {
rc = addChannel(QCAMERA_CH_TYPE_VIDEO);
if (rc != NO_ERROR) {
delChannel(QCAMERA_CH_TYPE_PREVIEW);
return rc;
}
rc = addChannel(QCAMERA_CH_TYPE_SNAPSHOT);
if (rc != NO_ERROR) {
delChannel(QCAMERA_CH_TYPE_METADATA);
delChannel(QCAMERA_CH_TYPE_PREVIEW);
delChannel(QCAMERA_CH_TYPE_VIDEO);
}
}
}
return rc;
}
/*===========================================================================
* FUNCTION : unpreparePreview
*
* DESCRIPTION: delete channels for preview
*
* PARAMETERS : none
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::unpreparePreview()
{
if (mParameters.isZSLMode() && mParameters.getRecordingHintValue() !=true) {
delChannel(QCAMERA_CH_TYPE_ZSL);
} else {
delChannel(QCAMERA_CH_TYPE_PREVIEW);
if(mParameters.getRecordingHintValue() == true) {
delChannel(QCAMERA_CH_TYPE_VIDEO);
delChannel(QCAMERA_CH_TYPE_SNAPSHOT);
}
}
}
/*===========================================================================
* FUNCTION : playShutter
*
* DESCRIPTION: send request to play shutter sound
*
* PARAMETERS : none
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::playShutter(){
if (mNotifyCb == NULL ||
msgTypeEnabledWithLock(CAMERA_MSG_SHUTTER) == 0){
ALOGV("%s: shutter msg not enabled or NULL cb", __func__);
return;
}
qcamera_callback_argm_t cbArg;
memset(&cbArg, 0, sizeof(qcamera_callback_argm_t));
cbArg.cb_type = QCAMERA_NOTIFY_CALLBACK;
cbArg.msg_type = CAMERA_MSG_SHUTTER;
cbArg.ext1 = 0;
if(!m_bShutterSoundPlayed){
cbArg.ext2 = true;
m_cbNotifier.notifyCallback(cbArg);
}
cbArg.ext2 = false;
m_cbNotifier.notifyCallback(cbArg);
m_bShutterSoundPlayed = false;
}
/*===========================================================================
* FUNCTION : getChannelByHandle
*
* DESCRIPTION: return a channel by its handle
*
* PARAMETERS :
* @channelHandle : channel handle
*
* RETURN : a channel obj if found, NULL if not found
*==========================================================================*/
QCameraChannel *QCamera2HardwareInterface::getChannelByHandle(uint32_t channelHandle)
{
for(int i = 0; i < QCAMERA_CH_TYPE_MAX; i++) {
if (m_channels[i] != NULL &&
m_channels[i]->getMyHandle() == channelHandle) {
return m_channels[i];
}
}
return NULL;
}
/*===========================================================================
* FUNCTION : processFaceDetectionReuslt
*
* DESCRIPTION: process face detection reuslt
*
* PARAMETERS :
* @fd_data : ptr to face detection result struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processFaceDetectionResult(cam_face_detection_data_t *fd_data)
{
if (!mParameters.isFaceDetectionEnabled()) {
ALOGD("%s: FaceDetection not enabled, no ops here", __func__);
return NO_ERROR;
}
if ((NULL == mDataCb) || (msgTypeEnabledWithLock(CAMERA_MSG_PREVIEW_METADATA) == 0)) {
ALOGD("%s: prevew metadata msgtype not enabled, no ops here", __func__);
return NO_ERROR;
}
cam_dimension_t display_dim;
mParameters.getStreamDimension(CAM_STREAM_TYPE_PREVIEW, display_dim);
if (display_dim.width <= 0 || display_dim.height <= 0) {
ALOGE("%s: Invalid preview width or height (%d x %d)",
__func__, display_dim.width, display_dim.height);
return UNKNOWN_ERROR;
}
// process face detection result
size_t faceResultSize = sizeof(camera_frame_metadata_t);
faceResultSize += sizeof(camera_face_t) * MAX_ROI;
camera_memory_t *faceResultBuffer = mGetMemory(-1,
faceResultSize,
1,
mCallbackCookie);
if ( NULL == faceResultBuffer ) {
ALOGE("%s: Not enough memory for face result data",
__func__);
return NO_MEMORY;
}
void *faceData = faceResultBuffer->data;
memset(faceData, 0, faceResultSize);
camera_frame_metadata_t *roiData = (camera_frame_metadata_t * ) faceData;
camera_face_t *faces = (camera_face_t *) faceData + sizeof(camera_frame_metadata_t);
roiData->number_of_faces = fd_data->num_faces_detected;
roiData->faces = faces;
if (roiData->number_of_faces > 0) {
for (int i = 0; i < roiData->number_of_faces; i++) {
faces[i].id = fd_data->faces[i].face_id;
faces[i].score = fd_data->faces[i].score;
// left
faces[i].rect[0] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].face_boundary.left, display_dim.width, 2000, -1000);
// top
faces[i].rect[1] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].face_boundary.top, display_dim.height, 2000, -1000);
// right
faces[i].rect[2] = faces[i].rect[0] +
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].face_boundary.width, display_dim.width, 2000, 0);
// bottom
faces[i].rect[3] = faces[i].rect[1] +
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].face_boundary.height, display_dim.height, 2000, 0);
// Center of left eye
faces[i].left_eye[0] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].left_eye_center.x, display_dim.width, 2000, -1000);
faces[i].left_eye[1] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].left_eye_center.y, display_dim.height, 2000, -1000);
// Center of right eye
faces[i].right_eye[0] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].right_eye_center.x, display_dim.width, 2000, -1000);
faces[i].right_eye[1] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].right_eye_center.y, display_dim.height, 2000, -1000);
// Center of mouth
faces[i].mouth[0] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].mouth_center.x, display_dim.width, 2000, -1000);
faces[i].mouth[1] =
MAP_TO_DRIVER_COORDINATE(fd_data->faces[i].mouth_center.y, display_dim.height, 2000, -1000);
#if 0
faces[i].smile_degree = fd_data->faces[i].smile_degree;
faces[i].smile_score = fd_data->faces[i].smile_confidence;
faces[i].blink_detected = fd_data->faces[i].blink_detected;
faces[i].face_recognised = fd_data->faces[i].face_recognised;
faces[i].gaze_angle = fd_data->faces[i].gaze_angle;
// upscale by 2 to recover from demaen downscaling
faces[i].updown_dir = fd_data->faces[i].updown_dir * 2;
faces[i].leftright_dir = fd_data->faces[i].leftright_dir * 2;
faces[i].roll_dir = fd_data->faces[i].roll_dir * 2;
faces[i].leye_blink = fd_data->faces[i].left_blink;
faces[i].reye_blink = fd_data->faces[i].right_blink;
faces[i].left_right_gaze = fd_data->faces[i].left_right_gaze;
faces[i].top_bottom_gaze = fd_data->faces[i].top_bottom_gaze;
#endif
}
}
qcamera_callback_argm_t cbArg;
memset(&cbArg, 0, sizeof(qcamera_callback_argm_t));
cbArg.cb_type = QCAMERA_DATA_CALLBACK;
cbArg.msg_type = CAMERA_MSG_PREVIEW_METADATA;
cbArg.data = faceResultBuffer;
cbArg.metadata = roiData;
cbArg.user_data = faceResultBuffer;
cbArg.cookie = this;
cbArg.release_cb = releaseCameraMemory;
m_cbNotifier.notifyCallback(cbArg);
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : releaseCameraMemory
*
* DESCRIPTION: releases camera memory objects
*
* PARAMETERS :
* @data : buffer to be released
* @cookie : context data
*
* RETURN : None
*==========================================================================*/
void QCamera2HardwareInterface::releaseCameraMemory(void *data, void */*cookie*/)
{
camera_memory_t *mem = ( camera_memory_t * ) data;
if ( NULL != mem ) {
mem->release(mem);
}
}
/*===========================================================================
* FUNCTION : returnStreamBuffer
*
* DESCRIPTION: returns back a stream buffer
*
* PARAMETERS :
* @data : buffer to be released
* @cookie : context data
*
* RETURN : None
*==========================================================================*/
void QCamera2HardwareInterface::returnStreamBuffer(void *data, void *cookie)
{
QCameraStream *stream = ( QCameraStream * ) cookie;
int idx = ( int ) data;
if ( ( NULL != stream )) {
stream->bufDone(idx);
}
}
/*===========================================================================
* FUNCTION : processHistogramStats
*
* DESCRIPTION: process histogram stats
*
* PARAMETERS :
* @hist_data : ptr to histogram stats struct
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::processHistogramStats(cam_hist_stats_t &/*stats_data*/)
{
if (!mParameters.isHistogramEnabled()) {
ALOGD("%s: Histogram not enabled, no ops here", __func__);
return NO_ERROR;
}
camera_memory_t *histBuffer = mGetMemory(-1,
sizeof(cam_histogram_data_t),
1,
mCallbackCookie);
if ( NULL == histBuffer ) {
ALOGE("%s: Not enough memory for histogram data",
__func__);
return NO_MEMORY;
}
cam_histogram_data_t *pHistData = (cam_histogram_data_t *)histBuffer->data;
if (pHistData == NULL) {
ALOGE("%s: memory data ptr is NULL", __func__);
return UNKNOWN_ERROR;
}
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : updateThermalLevel
*
* DESCRIPTION: update thermal level depending on thermal events
*
* PARAMETERS :
* @level : thermal level
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::updateThermalLevel(
qcamera_thermal_level_enum_t level)
{
int ret = NO_ERROR;
cam_fps_range_t adjustedRange;
int minFPS, maxFPS;
qcamera_thermal_mode thermalMode = mParameters.getThermalMode();
enum msm_vfe_frame_skip_pattern skipPattern;
mParameters.getPreviewFpsRange(&minFPS, &maxFPS);
switch(level) {
case QCAMERA_THERMAL_NO_ADJUSTMENT:
{
adjustedRange.min_fps = minFPS/1000.0f;
adjustedRange.max_fps = maxFPS/1000.0f;
skipPattern = NO_SKIP;
}
break;
case QCAMERA_THERMAL_SLIGHT_ADJUSTMENT:
{
adjustedRange.min_fps = minFPS/1000.0f;
adjustedRange.max_fps = (maxFPS / 2 ) / 1000.0f;
if ( adjustedRange.max_fps < adjustedRange.min_fps ) {
adjustedRange.max_fps = adjustedRange.min_fps;
}
skipPattern = EVERY_2FRAME;
}
break;
case QCAMERA_THERMAL_BIG_ADJUSTMENT:
{
adjustedRange.min_fps = minFPS/1000.0f;
adjustedRange.max_fps = adjustedRange.min_fps;
skipPattern = EVERY_4FRAME;
}
break;
case QCAMERA_THERMAL_SHUTDOWN:
{
// Stop Preview?
// Set lowest min FPS for now
adjustedRange.min_fps = minFPS/1000.0f;
adjustedRange.max_fps = minFPS/1000.0f;
for ( int i = 0 ; i < gCamCapability[mCameraId]->fps_ranges_tbl_cnt ; i++ ) {
if ( gCamCapability[mCameraId]->fps_ranges_tbl[i].min_fps < adjustedRange.min_fps ) {
adjustedRange.min_fps = gCamCapability[mCameraId]->fps_ranges_tbl[i].min_fps;
adjustedRange.max_fps = adjustedRange.min_fps;
}
}
skipPattern = MAX_SKIP;
}
break;
default:
{
ALOGE("%s: Invalid thermal level %d", __func__, level);
return BAD_VALUE;
}
break;
}
ALOGI("%s: Thermal level %d, FPS range [%3.2f,%3.2f], frameskip %d",
__func__,
level,
adjustedRange.min_fps,
adjustedRange.max_fps,
skipPattern);
if (thermalMode == QCAMERA_THERMAL_ADJUST_FPS)
ret = mParameters.adjustPreviewFpsRange(&adjustedRange);
else if (thermalMode == QCAMERA_THERMAL_ADJUST_FRAMESKIP)
ret = mParameters.setFrameSkip(skipPattern);
else
ALOGE("%s: Incorrect thermal mode %d", __func__, thermalMode);
return ret;
}
/*===========================================================================
* FUNCTION : updateParameters
*
* DESCRIPTION: update parameters
*
* PARAMETERS :
* @parms : input parameters string
* @needRestart : output, flag to indicate if preview restart is needed
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int QCamera2HardwareInterface::updateParameters(const char *parms, bool &needRestart)
{
String8 str = String8(parms);
QCameraParameters param(str);
return mParameters.updateParameters(param, needRestart);
}
/*===========================================================================
* FUNCTION : commitParameterChanges
*
* DESCRIPTION: commit parameter changes to the backend to take effect
*
* PARAMETERS : none
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
* NOTE : This function must be called after updateParameters.
* Otherwise, no change will be passed to backend to take effect.
*==========================================================================*/
int QCamera2HardwareInterface::commitParameterChanges()
{
int rc = mParameters.commitParameters();
if (rc == NO_ERROR) {
// update number of snapshot based on committed parameters setting
rc = mParameters.setNumOfSnapshot();
}
return rc;
}
/*===========================================================================
* FUNCTION : needDebugFps
*
* DESCRIPTION: if fps log info need to be printed out
*
* PARAMETERS : none
*
* RETURN : true: need print out fps log
* false: no need to print out fps log
*==========================================================================*/
bool QCamera2HardwareInterface::needDebugFps()
{
return mParameters.isFpsDebugEnabled();
}
/*===========================================================================
* FUNCTION : needReprocess
*
* DESCRIPTION: if reprocess is needed
*
* PARAMETERS : none
*
* RETURN : true: needed
* false: no need
*==========================================================================*/
bool QCamera2HardwareInterface::needReprocess()
{
// TODO: hack here to return false to avoid reprocess
// Need to be enabled after PP is enabled
return false;
if (!mParameters.isJpegPictureFormat()) {
// RAW image, no need to reprocess
return false;
}
if (mParameters.isZSLMode() &&
((gCamCapability[mCameraId]->min_required_pp_mask > 0) ||
mParameters.isWNREnabled())) {
// TODO: add for ZSL HDR later
// pp module has min requirement for zsl reprocess, or WNR in ZSL mode
ALOGD("%s: need do reprocess for ZSL WNR or min PP reprocess", __func__);
return true;
}
return needRotationReprocess();
}
/*===========================================================================
* FUNCTION : needRotationReprocess
*
* DESCRIPTION: if rotation needs to be done by reprocess in pp
*
* PARAMETERS : none
*
* RETURN : true: needed
* false: no need
*==========================================================================*/
bool QCamera2HardwareInterface::needRotationReprocess()
{
// TODO: hack here to return false to avoid reprocess
// Need to be enabled after PP is enabled
return false;
if (!mParameters.isJpegPictureFormat()) {
// RAW image, no need to reprocess
return false;
}
if (mParameters.isZSLMode() &&
(gCamCapability[mCameraId]->qcom_supported_feature_mask & CAM_QCOM_FEATURE_ROTATION) > 0 &&
mParameters.getJpegRotation() > 0) {
// current rotation is not zero, and pp has the capability to process rotation
ALOGD("%s: need do reprocess for rotation", __func__);
return true;
}
return false;
}
/*===========================================================================
* FUNCTION : needRotationReprocess
*
* DESCRIPTION: if online rotation needs to be done by cpp
*
* PARAMETERS : none
*
* RETURN : true: needed
* false: no need
*==========================================================================*/
bool QCamera2HardwareInterface::needOnlineRotation()
{
// TODO: hack here to return false to avoid reprocess
// Need to be enabled after PP is enabled
return false;
if (!mParameters.isJpegPictureFormat()) {
// RAW image, no need
return false;
}
if (!mParameters.isZSLMode() &&
(gCamCapability[mCameraId]->qcom_supported_feature_mask & CAM_QCOM_FEATURE_ROTATION) > 0 &&
mParameters.getJpegRotation() > 0) {
// current rotation is not zero, and pp has the capability to process rotation
ALOGD("%s: need do online rotation", __func__);
return true;
}
return false;
}
/*===========================================================================
* FUNCTION : getThumbnailSize
*
* DESCRIPTION: get user set thumbnail size
*
* PARAMETERS :
* @dim : output of thumbnail dimension
*
* RETURN : none
*==========================================================================*/
void QCamera2HardwareInterface::getThumbnailSize(cam_dimension_t &dim)
{
mParameters.getThumbnailSize(&dim.width, &dim.height);
}
/*===========================================================================
* FUNCTION : getJpegQuality
*
* DESCRIPTION: get user set jpeg quality
*
* PARAMETERS : none
*
* RETURN : jpeg quality setting
*==========================================================================*/
int QCamera2HardwareInterface::getJpegQuality()
{
return mParameters.getJpegQuality();
}
/*===========================================================================
* FUNCTION : getJpegRotation
*
* DESCRIPTION: get rotation information to be passed into jpeg encoding
*
* PARAMETERS : none
*
* RETURN : rotation information
*==========================================================================*/
int QCamera2HardwareInterface::getJpegRotation() {
return mParameters.getJpegRotation();
}
/*===========================================================================
* FUNCTION : getExifData
*
* DESCRIPTION: get exif data to be passed into jpeg encoding
*
* PARAMETERS : none
*
* RETURN : exif data from user setting and GPS
*==========================================================================*/
QCameraExif *QCamera2HardwareInterface::getExifData()
{
QCameraExif *exif = new QCameraExif();
if (exif == NULL) {
ALOGE("%s: No memory for QCameraExif", __func__);
return NULL;
}
int32_t rc = NO_ERROR;
uint32_t count = 0;
// add exif entries
char dateTime[20];
memset(dateTime, 0, sizeof(dateTime));
count = 20;
rc = mParameters.getExifDateTime(dateTime, count);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_EXIF_DATE_TIME_ORIGINAL,
EXIF_ASCII,
count,
(void *)dateTime);
} else {
ALOGE("%s: getExifDateTime failed", __func__);
}
rat_t focalLength;
rc = mParameters.getExifFocalLength(&focalLength);
if (rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_FOCAL_LENGTH,
EXIF_RATIONAL,
1,
(void *)&(focalLength));
} else {
ALOGE("%s: getExifFocalLength failed", __func__);
}
uint16_t isoSpeed = mParameters.getExifIsoSpeed();
exif->addEntry(EXIFTAGID_ISO_SPEED_RATING,
EXIF_SHORT,
1,
(void *)&(isoSpeed));
char gpsProcessingMethod[EXIF_ASCII_PREFIX_SIZE + GPS_PROCESSING_METHOD_SIZE];
count = 0;
rc = mParameters.getExifGpsProcessingMethod(gpsProcessingMethod, count);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_GPS_PROCESSINGMETHOD,
EXIF_ASCII,
count,
(void *)gpsProcessingMethod);
} else {
ALOGE("%s: getExifGpsProcessingMethod failed", __func__);
}
rat_t latitude[3];
char latRef[2];
rc = mParameters.getExifLatitude(latitude, latRef);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_GPS_LATITUDE,
EXIF_RATIONAL,
3,
(void *)latitude);
exif->addEntry(EXIFTAGID_GPS_LATITUDE_REF,
EXIF_ASCII,
2,
(void *)latRef);
} else {
ALOGE("%s: getExifLatitude failed", __func__);
}
rat_t longitude[3];
char lonRef[2];
rc = mParameters.getExifLongitude(longitude, lonRef);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_GPS_LONGITUDE,
EXIF_RATIONAL,
3,
(void *)longitude);
exif->addEntry(EXIFTAGID_GPS_LONGITUDE_REF,
EXIF_ASCII,
2,
(void *)lonRef);
} else {
ALOGE("%s: getExifLongitude failed", __func__);
}
rat_t altitude;
char altRef;
rc = mParameters.getExifAltitude(&altitude, &altRef);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_GPS_ALTITUDE,
EXIF_RATIONAL,
1,
(void *)&(altitude));
exif->addEntry(EXIFTAGID_GPS_ALTITUDE_REF,
EXIF_BYTE,
1,
(void *)&altRef);
} else {
ALOGE("%s: getExifAltitude failed", __func__);
}
char gpsDateStamp[20];
rat_t gpsTimeStamp[3];
rc = mParameters.getExifGpsDateTimeStamp(gpsDateStamp, 20, gpsTimeStamp);
if(rc == NO_ERROR) {
exif->addEntry(EXIFTAGID_GPS_DATESTAMP,
EXIF_ASCII,
strlen(gpsDateStamp) + 1,
(void *)gpsDateStamp);
exif->addEntry(EXIFTAGID_GPS_TIMESTAMP,
EXIF_RATIONAL,
3,
(void *)gpsTimeStamp);
} else {
ALOGE("%s: getExifGpsDataTimeStamp failed", __func__);
}
return exif;
}
/*===========================================================================
* FUNCTION : setHistogram
*
* DESCRIPTION: set if histogram should be enabled
*
* PARAMETERS :
* @histogram_en : bool flag if histogram should be enabled
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::setHistogram(bool histogram_en)
{
return mParameters.setHistogram(histogram_en);
}
/*===========================================================================
* FUNCTION : setFaceDetection
*
* DESCRIPTION: set if face detection should be enabled
*
* PARAMETERS :
* @enabled : bool flag if face detection should be enabled
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::setFaceDetection(bool enabled)
{
return mParameters.setFaceDetection(enabled);
}
/*===========================================================================
* FUNCTION : prepareHardwareForSnapshot
*
* DESCRIPTION: prepare hardware for snapshot, such as LED
*
* PARAMETERS :
* @afNeeded: flag indicating if Auto Focus needs to be done during preparation
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera2HardwareInterface::prepareHardwareForSnapshot(int32_t afNeeded)
{
return mCameraHandle->ops->prepare_snapshot(mCameraHandle->camera_handle,
afNeeded);
}
}; // namespace qcamera