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/*
* mm_radio_priv.h
*
* Copyright (c) 2000 - 2016 Samsung Electronics Co., Ltd. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef __MM_Radio_INTERNAL_H__
#define __MM_Radio_INTERNAL_H__
/*===========================================================================================
INCLUDE FILES
========================================================================================== */
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <malloc.h>
#include <pthread.h>
#include <signal.h>
#include <mm_types.h>
#include <mm_message.h>
#ifdef TIZEN_FEATURE_SOUND_FOCUS
#include "mm_radio_sound_focus.h"
#endif
#include "mm_radio.h"
#include "mm_radio_utils.h"
#include "mm_radio_resource.h"
#include <linux/videodev2.h>
#include <gst/gst.h>
#include <gst/gstbuffer.h>
#ifdef __cplusplus
extern "C" {
#endif
/*===========================================================================================
GLOBAL DEFINITIONS AND DECLARATIONS FOR MODULE
========================================================================================== */
/*---------------------------------------------------------------------------
GLOBAL #defines:
---------------------------------------------------------------------------*/
#define SAMPLEDELAY 15000
/* si470x dependent define */
#define SYSCONFIG1 4 /* System Configuration 1 */
#define SYSCONFIG1_RDS 0x1000 /* bits 12..12: RDS Enable */
#define SYSCONFIG1_RDS_OFFSET 12 /* bits 12..12: RDS Enable Offset */
#define SYSCONFIG2 5 /* System Configuration 2 */
#define SYSCONFIG2_SEEKTH 0xff00 /* bits 15..08: RSSI Seek Threshold */
#define SYSCONFIG2_SEEKTH_OFFSET 8 /* bits 15..08: RSSI Seek Threshold Offset */
#define SYSCONFIG3 6 /* System Configuration 3 */
#define SYSCONFIG3_SKSNR 0x00f0 /* bits 07..04: Seek SNR Threshold */
#define SYSCONFIG3_SKCNT 0x000f /* bits 03..00: Seek FM Impulse Detection Threshold */
#define SYSCONFIG3_SKSNR_OFFSET 4 /* bits 07..04: Seek SNR Threshold Offset */
#define SYSCONFIG3_SKCNT_OFFSET 0 /* bits 03..00: Seek FM Impulse Detection Threshold Offset */
#define DEFAULT_CHIP_MODEL "radio-si470x"
/*---------------------------------------------------------------------------
GLOBAL CONSTANT DEFINITIONS:
---------------------------------------------------------------------------*/
typedef enum {
MMRADIO_COMMAND_CREATE = 0,
MMRADIO_COMMAND_DESTROY,
MMRADIO_COMMAND_REALIZE,
MMRADIO_COMMAND_UNREALIZE,
MMRADIO_COMMAND_START,
MMRADIO_COMMAND_STOP,
MMRADIO_COMMAND_START_SCAN,
MMRADIO_COMMAND_STOP_SCAN,
MMRADIO_COMMAND_SET_FREQ,
MMRADIO_COMMAND_GET_FREQ,
MMRADIO_COMMAND_MUTE,
MMRADIO_COMMAND_UNMUTE,
MMRADIO_COMMAND_SEEK,
MMRADIO_COMMAND_SET_REGION,
MMRADIO_COMMAND_GET_REGION,
MMRADIO_COMMAND_SET_VOLUME,
MMRADIO_COMMAND_GET_VOLUME,
MMRADIO_COMMAND_NUM
} MMRadioCommand;
/* max and mix frequency types, KHz */
typedef enum {
MM_RADIO_FREQ_NONE = 0,
/* min band types */
MM_RADIO_FREQ_MIN_76100_KHZ = 76100,
MM_RADIO_FREQ_MIN_87500_KHZ = 87500,
MM_RADIO_FREQ_MIN_88100_KHZ = 88100,
/* max band types */
MM_RADIO_FREQ_MAX_89900_KHZ = 89900,
MM_RADIO_FREQ_MAX_108000_KHZ = 108000,
} MMRadioFreqTypes;
/* de-emphasis types */
typedef enum {
MM_RADIO_DEEMPHASIS_NONE = 0,
MM_RADIO_DEEMPHASIS_50_US,
MM_RADIO_DEEMPHASIS_75_US,
} MMRadioDeemphasis;
/* radio region settings */
typedef struct {
MMRadioRegionType country;
MMRadioDeemphasis deemphasis; // unit : us
MMRadioFreqTypes band_min; // <- freq. range, unit : KHz
MMRadioFreqTypes band_max; // ->
int channel_spacing; // TBD
} MMRadioRegion_t;
/*---------------------------------------------------------------------------
GLOBAL DATA TYPE DEFINITIONS:
---------------------------------------------------------------------------*/
#define USE_GST_PIPELINE
#ifdef USE_GST_PIPELINE
typedef struct _mm_radio_gstreamer_s {
GMainLoop *loop;
GstElement *pipeline;
GstElement *audiosrc;
GstElement *queue2;
GstElement *volume;
GstElement *audiosink;
GstBuffer *output_buffer;
} mm_radio_gstreamer_s;
#endif
typedef struct {
/* radio state */
int current_state;
int old_state;
int pending_state;
int cmd;
/* command lock */
pthread_mutex_t cmd_lock;
/* radio attributes */
MMHandleType* attrs;
/* message callback */
MMMessageCallback msg_cb;
void* msg_cb_param;
/* radio device fd */
int radio_fd;
/* device control */
struct v4l2_capability vc;
struct v4l2_tuner vt;
struct v4l2_control vctrl;
struct v4l2_frequency vf;
/* hw debug */
struct v4l2_dbg_register reg;
/* scan */
pthread_t scan_thread;
bool stop_scan;
/* seek */
pthread_t seek_thread;
int prev_seek_freq;
MMRadioSeekDirectionType seek_direction;
#ifdef TIZEN_FEATURE_SOUND_FOCUS
mm_radio_sound_focus sound_focus;
#endif
int freq;
#ifdef USE_GST_PIPELINE
mm_radio_gstreamer_s* pGstreamer_s;
#endif
mm_radio_resource_manager resource_manager;
unsigned int subs_id;
float local_volume;
/* region settings */
MMRadioRegion_t region_setting;
} mm_radio_t;
/*===========================================================================================
GLOBAL FUNCTION PROTOTYPES
========================================================================================== */
int _mmradio_create_radio(mm_radio_t *radio);
int _mmradio_destroy(mm_radio_t *radio);
int _mmradio_realize(mm_radio_t *radio);
int _mmradio_unrealize(mm_radio_t *radio);
int _mmradio_set_message_callback(mm_radio_t *radio, MMMessageCallback callback, void *user_param);
int _mmradio_get_state(mm_radio_t *radio, int *pState);
int _mmradio_set_frequency(mm_radio_t *radio, int freq);
int _mmradio_get_frequency(mm_radio_t *radio, int *pFreq);
int _mmradio_mute(mm_radio_t *radio);
int _mmradio_unmute(mm_radio_t *radio);
int _mmradio_start(mm_radio_t *radio);
int _mmradio_stop(mm_radio_t *radio);
int _mmradio_seek(mm_radio_t *radio, MMRadioSeekDirectionType direction);
int _mmradio_start_scan(mm_radio_t *radio);
int _mmradio_stop_scan(mm_radio_t *radio);
int _mm_radio_get_signal_strength(mm_radio_t *radio, int *strength);
#ifdef USE_GST_PIPELINE
int _mmradio_realize_pipeline(mm_radio_t *radio);
int _mmradio_start_pipeline(mm_radio_t *radio);
int _mmradio_stop_pipeline(mm_radio_t *radio);
int _mmradio_destroy_pipeline(mm_radio_t *radio);
#endif
int _mmradio_apply_region(mm_radio_t *radio, MMRadioRegionType region, bool update);
int _mmradio_get_region_type(mm_radio_t *radio, MMRadioRegionType *type);
int _mmradio_get_region_frequency_range(mm_radio_t *radio, unsigned int *min_freq, unsigned int *max_freq);
int _mmradio_get_channel_spacing(mm_radio_t *radio, unsigned int *ch_spacing);
int _mmradio_set_volume(mm_radio_t *radio, float volume);
int _mmradio_get_volume(mm_radio_t *radio, float *pVolume);
#ifdef __cplusplus
}
#endif
#endif /* __MM_Radio_INTERNAL_H__ */
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