/* Copyright (c) 2011-2012, The Linux Foundation. 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.
*
*/
/*#error uncomment this for compiler test!*/
//#define ALOG_NDEBUG 0
#define ALOG_NIDEBUG 0
#define LOG_TAG "QualcommCamera"
#include <utils/Log.h>
#include <utils/threads.h>
#include <fcntl.h>
#include <sys/mman.h>
#include "QCameraHAL.h"
/* include QCamera Hardware Interface Header*/
#include "QualcommCamera.h"
extern "C" {
#include <sys/time.h>
}
/**
* The functions need to be provided by the camera HAL.
*
* If getNumberOfCameras() returns N, the valid cameraId for getCameraInfo()
* and openCameraHardware() is 0 to N-1.
*/
static hw_module_methods_t camera_module_methods = {
open: camera_device_open,
};
static hw_module_t camera_common = {
tag: HARDWARE_MODULE_TAG,
module_api_version: CAMERA_MODULE_API_VERSION_2_0,
hal_api_version: HARDWARE_HAL_API_VERSION,
id: CAMERA_HARDWARE_MODULE_ID,
name: "Qcamera",
author:"Qcom",
methods: &camera_module_methods,
dso: NULL,
reserved: {0},
};
camera_module_t HAL_MODULE_INFO_SYM = {
common: camera_common,
get_number_of_cameras: get_number_of_cameras,
get_camera_info: get_camera_info,
};
camera2_device_ops_t camera_ops = {
set_request_queue_src_ops: android::set_request_queue_src_ops,
notify_request_queue_not_empty: android::notify_request_queue_not_empty,
set_frame_queue_dst_ops: android::set_frame_queue_dst_ops,
get_in_progress_count: android::get_in_progress_count,
flush_captures_in_progress: android::flush_captures_in_progress,
construct_default_request: android::construct_default_request,
allocate_stream: android::allocate_stream,
register_stream_buffers: android::register_stream_buffers,
release_stream: android::release_stream,
allocate_reprocess_stream: android::allocate_reprocess_stream,
allocate_reprocess_stream_from_stream: android::allocate_reprocess_stream_from_stream,
release_reprocess_stream: android::release_reprocess_stream,
trigger_action: android::trigger_action,
set_notify_callback: android::set_notify_callback,
get_metadata_vendor_tag_ops: android::get_metadata_vendor_tag_ops,
dump: android::dump,
};
namespace android {
typedef struct {
camera2_device_t hw_dev;
QCameraHardwareInterface *hardware;
int camera_released;
int cameraId;
} camera_hardware_t;
QCameraHardwareInterface *util_get_Hal_obj(const camera2_device_t * device)
{
QCameraHardwareInterface *hardware = NULL;
if(device && device->priv){
camera_hardware_t *camHal = (camera_hardware_t *)device->priv;
hardware = camHal->hardware;
}
return hardware;
}
extern "C" int get_number_of_cameras()
{
/* try to query every time we get the call!*/
ALOGE("Q%s: E", __func__);
return android::HAL_getNumberOfCameras();
}
extern "C" int get_camera_info(int camera_id, struct camera_info *info)
{
int rc = -1;
ALOGE("Q%s: E, id = %d", __func__, camera_id);
if(info) {
rc = android::HAL_getCameraInfo(camera_id, info);
}
ALOGE("Q%s: X, id = %d", __func__, camera_id);
return rc;
}
/* HAL should return NULL if it fails to open camera hardware. */
extern "C" int camera_device_open(
const struct hw_module_t* module, const char* id,
struct hw_device_t** hw_device)
{
int rc = -1;
int mode = 0;
camera2_device_t *device = NULL;
ALOGE("Q%s: E, id = %s", __func__, id);
if(module && id && hw_device) {
int cameraId = atoi(id);
if (!strcmp(module->name, camera_common.name)) {
camera_hardware_t *camHal =
(camera_hardware_t *) malloc(sizeof (camera_hardware_t));
if(!camHal) {
*hw_device = NULL;
ALOGE("%s: end in no mem", __func__);
return rc;
}
/* we have the camera_hardware obj malloced */
memset(camHal, 0, sizeof (camera_hardware_t));
camHal->hardware = new QCameraHardwareInterface(cameraId, mode);
if (camHal->hardware && camHal->hardware->isCameraReady()) {
camHal->cameraId = cameraId;
device = &camHal->hw_dev;
device->common.close = close_camera_device;
device->common.version = CAMERA_DEVICE_API_VERSION_2_0;
device->ops = &camera_ops;
device->priv = (void *)camHal;
rc = 0;
} else {
if (camHal->hardware) {
delete camHal->hardware;
camHal->hardware = NULL;
}
free(camHal);
device = NULL;
}
}
}
/* pass actual hw_device ptr to framework. This amkes that we actally be use memberof() macro */
*hw_device = (hw_device_t*)&device->common;
ALOGE("%s: end rc %d", __func__, rc);
return rc;
}
extern "C" int close_camera_device(hw_device_t *hw_dev)
{
ALOGE("Q%s: device =%p E", __func__, hw_dev);
int rc = -1;
camera2_device_t *device = (camera2_device_t *)hw_dev;
if(device) {
camera_hardware_t *camHal = (camera_hardware_t *)device->priv;
if(camHal ) {
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(!camHal->camera_released) {
if(hardware != NULL) {
hardware->release( );
}
}
if(hardware != NULL)
delete hardware;
free(camHal);
}
rc = 0;
}
return rc;
}
int set_request_queue_src_ops(const struct camera2_device *device,
const camera2_request_queue_src_ops_t *request_src_ops)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->set_request_queue_src_ops(request_src_ops);
}
return rc;
}
int notify_request_queue_not_empty(const struct camera2_device *device)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->notify_request_queue_not_empty();
}
return rc;
}
int set_frame_queue_dst_ops(const struct camera2_device *device,
const camera2_frame_queue_dst_ops_t *frame_dst_ops)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->set_frame_queue_dst_ops(frame_dst_ops);
}
return rc;
}
int get_in_progress_count(const struct camera2_device *device)
{
int rc = INVALID_OPERATION;
ALOGE("%s:E",__func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->get_in_progress_count();
}
ALOGE("%s:X",__func__);
return rc;
}
int flush_captures_in_progress(const struct camera2_device *)
{
ALOGE("%s:E",__func__);
ALOGE("%s:X",__func__);
return INVALID_OPERATION;
}
int construct_default_request(const struct camera2_device *device,
int request_template,
camera_metadata_t **request)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->construct_default_request(request_template, request);
}
return rc;
}
int allocate_stream(const struct camera2_device *device,
uint32_t width,
uint32_t height,
int format,
const camera2_stream_ops_t *stream_ops,
uint32_t *stream_id,
uint32_t *format_actual,
uint32_t *usage,
uint32_t *max_buffers)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->allocate_stream(width, height, format, stream_ops,
stream_id, format_actual, usage, max_buffers);
}
return rc;
}
int register_stream_buffers(
const struct camera2_device *device,
uint32_t stream_id,
int num_buffers,
buffer_handle_t *buffers)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->register_stream_buffers(stream_id, num_buffers, buffers);
}
return rc;
}
int release_stream(
const struct camera2_device *device,
uint32_t stream_id)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->release_stream(stream_id);
}
return rc;
}
int allocate_reprocess_stream(const struct camera2_device *,
uint32_t width,
uint32_t height,
uint32_t format,
const camera2_stream_in_ops_t *reprocess_stream_ops,
uint32_t *stream_id,
uint32_t *consumer_usage,
uint32_t *max_buffers)
{
return INVALID_OPERATION;
}
int allocate_reprocess_stream_from_stream(const struct camera2_device *,
uint32_t output_stream_id,
const camera2_stream_in_ops_t *reprocess_stream_ops,
uint32_t *stream_id)
{
return INVALID_OPERATION;
}
int release_reprocess_stream(
const struct camera2_device *,
uint32_t stream_id)
{
return INVALID_OPERATION;
}
int trigger_action(const struct camera2_device *,
uint32_t trigger_id,
int32_t ext1,
int32_t ext2)
{
return INVALID_OPERATION;
}
int set_notify_callback(const struct camera2_device *device,
camera2_notify_callback notify_cb,
void *user)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->set_notify_callback(notify_cb, user);
}
return rc;
}
int get_metadata_vendor_tag_ops(const struct camera2_device *device,
vendor_tag_query_ops_t **ops)
{
int rc = INVALID_OPERATION;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->get_metadata_vendor_tag_ops(ops);
}
return rc;
}
int dump(const struct camera2_device *, int fd)
{
return INVALID_OPERATION;
}
#if 0
int set_preview_window(camera2_device_t * device,
struct preview_stream_ops *window)
{
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL) {
rc = hardware->setPreviewWindow(window);
}
return rc;
}
void set_CallBacks(camera2_device_t * 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)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->setCallbacks(notify_cb,data_cb, data_cb_timestamp, get_memory, user);
}
}
void enable_msg_type(camera2_device_t * device, int32_t msg_type)
{
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->enableMsgType(msg_type);
}
}
void disable_msg_type(camera2_device_t * device, int32_t msg_type)
{
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
ALOGE("Q%s: E", __func__);
if(hardware != NULL){
hardware->disableMsgType(msg_type);
}
}
int msg_type_enabled(camera2_device_t * device, int32_t msg_type)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->msgTypeEnabled(msg_type);
}
return rc;
}
int start_preview(camera2_device_t * device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->startPreview( );
}
ALOGE("Q%s: X", __func__);
return rc;
}
void stop_preview(camera2_device_t * device)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->stopPreview( );
}
}
int preview_enabled(camera2_device_t * device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->previewEnabled( );
}
return rc;
}
int store_meta_data_in_buffers(camera2_device_t *device, int enable)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->storeMetaDataInBuffers(enable);
}
return rc;
}
int start_recording(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->startRecording( );
}
return rc;
}
void stop_recording(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->stopRecording( );
}
}
int recording_enabled(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->recordingEnabled( );
}
return rc;
}
void release_recording_frame(camera2_device_t *device,
const void *opaque)
{
ALOGV("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->releaseRecordingFrame(opaque);
}
}
int auto_focus(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->autoFocus( );
}
return rc;
}
int cancel_auto_focus(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->cancelAutoFocus( );
}
return rc;
}
int take_picture(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->takePicture( );
}
return rc;
}
int cancel_picture(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->cancelPicture( );
}
return rc;
}
int set_parameters(camera2_device_t *device, const char *parms)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL && parms){
//QCameraParameters param;// = util_get_HAL_parameter(device);
//String8 str = String8(parms);
//param.unflatten(str);
rc = hardware->setParameters(parms);
//rc = 0;
}
return rc;
}
char* get_parameters(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
char *parms = NULL;
hardware->getParameters(&parms);
return parms;
}
return NULL;
}
void put_parameters(camera2_device_t *device, char *parm)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
hardware->putParameters(parm);
}
}
int send_command(camera2_device_t *device,
int32_t cmd, int32_t arg1, int32_t arg2)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->sendCommand( cmd, arg1, arg2);
}
return rc;
}
void release(camera2_device_t *device)
{
ALOGE("Q%s: E", __func__);
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
camera_hardware_t *camHal = (camera_hardware_t *)device->priv;
hardware->release( );
camHal->camera_released = true;
}
}
int dump(camera2_device_t *device, int fd)
{
ALOGE("Q%s: E", __func__);
int rc = -1;
QCameraHardwareInterface *hardware = util_get_Hal_obj(device);
if(hardware != NULL){
rc = hardware->dump( fd );
}
return rc;
}
#endif
}; // namespace android