4 * Copyright (c) 2000 - 2016 Samsung Electronics Co., Ltd. All rights reserved.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
20 #ifndef __MM_Radio_INTERNAL_H__
21 #define __MM_Radio_INTERNAL_H__
23 /*===========================================================================================
25 ========================================================================================== */
34 #include <mm_message.h>
36 #ifdef TIZEN_FEATURE_SOUND_FOCUS
37 #include "mm_radio_sound_focus.h"
41 #include "mm_radio_utils.h"
42 #include <linux/videodev2.h>
45 #include <gst/gstbuffer.h>
51 /*===========================================================================================
52 GLOBAL DEFINITIONS AND DECLARATIONS FOR MODULE
53 ========================================================================================== */
55 /*---------------------------------------------------------------------------
57 ---------------------------------------------------------------------------*/
58 #define SAMPLEDELAY 15000
60 /* si470x dependent define */
61 #define SYSCONFIG1 4 /* System Configuration 1 */
62 #define SYSCONFIG1_RDS 0x1000 /* bits 12..12: RDS Enable */
63 #define SYSCONFIG1_RDS_OFFSET 12 /* bits 12..12: RDS Enable Offset */
65 #define SYSCONFIG2 5 /* System Configuration 2 */
66 #define SYSCONFIG2_SEEKTH 0xff00 /* bits 15..08: RSSI Seek Threshold */
67 #define SYSCONFIG2_SEEKTH_OFFSET 8 /* bits 15..08: RSSI Seek Threshold Offset */
69 #define SYSCONFIG3 6 /* System Configuration 3 */
70 #define SYSCONFIG3_SKSNR 0x00f0 /* bits 07..04: Seek SNR Threshold */
71 #define SYSCONFIG3_SKCNT 0x000f /* bits 03..00: Seek FM Impulse Detection Threshold */
72 #define SYSCONFIG3_SKSNR_OFFSET 4 /* bits 07..04: Seek SNR Threshold Offset */
73 #define SYSCONFIG3_SKCNT_OFFSET 0 /* bits 03..00: Seek FM Impulse Detection Threshold Offset */
75 #define DEFAULT_CHIP_MODEL "radio-si470x"
77 /*---------------------------------------------------------------------------
78 GLOBAL CONSTANT DEFINITIONS:
79 ---------------------------------------------------------------------------*/
81 MMRADIO_COMMAND_CREATE = 0,
82 MMRADIO_COMMAND_DESTROY,
83 MMRADIO_COMMAND_REALIZE,
84 MMRADIO_COMMAND_UNREALIZE,
85 MMRADIO_COMMAND_START,
87 MMRADIO_COMMAND_START_SCAN,
88 MMRADIO_COMMAND_STOP_SCAN,
89 MMRADIO_COMMAND_SET_FREQ,
90 MMRADIO_COMMAND_GET_FREQ,
92 MMRADIO_COMMAND_UNMUTE,
94 MMRADIO_COMMAND_SET_REGION,
95 MMRADIO_COMMAND_GET_REGION,
96 MMRADIO_COMMAND_SET_VOLUME,
97 MMRADIO_COMMAND_GET_VOLUME,
101 /* max and mix frequency types, KHz */
103 MM_RADIO_FREQ_NONE = 0,
105 MM_RADIO_FREQ_MIN_76100_KHZ = 76100,
106 MM_RADIO_FREQ_MIN_87500_KHZ = 87500,
107 MM_RADIO_FREQ_MIN_88100_KHZ = 88100,
109 MM_RADIO_FREQ_MAX_89900_KHZ = 89900,
110 MM_RADIO_FREQ_MAX_108000_KHZ = 108000,
113 /* de-emphasis types */
115 MM_RADIO_DEEMPHASIS_NONE = 0,
116 MM_RADIO_DEEMPHASIS_50_US,
117 MM_RADIO_DEEMPHASIS_75_US,
120 /* radio region settings */
122 MMRadioRegionType country;
123 MMRadioDeemphasis deemphasis; // unit : us
124 MMRadioFreqTypes band_min; // <- freq. range, unit : KHz
125 MMRadioFreqTypes band_max; // ->
126 int channel_spacing; // TBD
129 /*---------------------------------------------------------------------------
130 GLOBAL DATA TYPE DEFINITIONS:
131 ---------------------------------------------------------------------------*/
132 #define USE_GST_PIPELINE
134 #ifdef USE_GST_PIPELINE
135 typedef struct _mm_radio_gstreamer_s {
137 GstElement *pipeline;
138 GstElement *audiosrc;
141 GstElement *audiosink;
142 GstBuffer *output_buffer;
143 } mm_radio_gstreamer_s;
155 pthread_mutex_t cmd_lock;
157 /* radio attributes */
160 /* message callback */
161 MMMessageCallback msg_cb;
164 /* radio device fd */
168 struct v4l2_capability vc;
169 struct v4l2_tuner vt;
170 struct v4l2_control vctrl;
171 struct v4l2_frequency vf;
174 struct v4l2_dbg_register reg;
177 pthread_t scan_thread;
181 pthread_t seek_thread;
183 MMRadioSeekDirectionType seek_direction;
185 #ifdef TIZEN_FEATURE_SOUND_FOCUS
186 mm_radio_sound_focus sound_focus;
190 #ifdef USE_GST_PIPELINE
191 mm_radio_gstreamer_s* pGstreamer_s;
193 unsigned int subs_id;
196 /* region settings */
197 MMRadioRegion_t region_setting;
200 /*===========================================================================================
201 GLOBAL FUNCTION PROTOTYPES
202 ========================================================================================== */
203 int _mmradio_create_radio(mm_radio_t *radio);
204 int _mmradio_destroy(mm_radio_t *radio);
205 int _mmradio_realize(mm_radio_t *radio);
206 int _mmradio_unrealize(mm_radio_t *radio);
207 int _mmradio_set_message_callback(mm_radio_t *radio, MMMessageCallback callback, void *user_param);
208 int _mmradio_get_state(mm_radio_t *radio, int *pState);
209 int _mmradio_set_frequency(mm_radio_t *radio, int freq);
210 int _mmradio_get_frequency(mm_radio_t *radio, int *pFreq);
211 int _mmradio_mute(mm_radio_t *radio);
212 int _mmradio_unmute(mm_radio_t *radio);
213 int _mmradio_start(mm_radio_t *radio);
214 int _mmradio_stop(mm_radio_t *radio);
215 int _mmradio_seek(mm_radio_t *radio, MMRadioSeekDirectionType direction);
216 int _mmradio_start_scan(mm_radio_t *radio);
217 int _mmradio_stop_scan(mm_radio_t *radio);
218 int _mm_radio_get_signal_strength(mm_radio_t *radio, int *strength);
219 #ifdef USE_GST_PIPELINE
220 int _mmradio_realize_pipeline( mm_radio_t *radio);
221 int _mmradio_start_pipeline(mm_radio_t *radio);
222 int _mmradio_stop_pipeline( mm_radio_t *radio);
223 int _mmradio_destroy_pipeline(mm_radio_t *radio);
225 int _mmradio_apply_region(mm_radio_t *radio, MMRadioRegionType region, bool update);
226 int _mmradio_get_region_type(mm_radio_t *radio, MMRadioRegionType *type);
227 int _mmradio_get_region_frequency_range(mm_radio_t *radio, unsigned int *min_freq, unsigned int *max_freq);
228 int _mmradio_get_channel_spacing(mm_radio_t *radio, unsigned int *ch_spacing);
229 int _mmradio_set_volume(mm_radio_t *radio, float volume);
230 int _mmradio_get_volume(mm_radio_t *radio, float *pVolume);
236 #endif /* __MM_Radio_INTERNAL_H__ */