Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2014 DTS, Inc. |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <utils/Log.h> |
| 18 | #include <stdlib.h> |
Mingming Yin | 497419f | 2015-07-01 16:57:32 -0700 | [diff] [blame] | 19 | #include <string.h> |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 20 | #include "effect_util.h" |
Sharad Sangle | b27354b | 2015-06-18 15:58:55 +0530 | [diff] [blame] | 21 | #include <string.h> |
Vinay Verma | addfa4a | 2018-04-29 14:03:38 +0530 | [diff] [blame] | 22 | #include <unistd.h> |
| 23 | #include <stdio.h> |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 24 | |
| 25 | #ifdef LOG_TAG |
| 26 | #undef LOG_TAG |
| 27 | #endif |
| 28 | #define LOG_TAG "effect_util" |
| 29 | |
| 30 | /*#define LOG_NDEBUG 0*/ |
| 31 | |
| 32 | enum { |
| 33 | EQUALIZER, |
| 34 | VIRTUALIZER, |
| 35 | BASSBOOST, |
| 36 | }; |
| 37 | |
| 38 | static const char *paramList[10] = { |
| 39 | "eq_enable", |
| 40 | "virt_enable", |
| 41 | "bb_enable", |
| 42 | "eq_param_level0", |
| 43 | "eq_param_level1", |
| 44 | "eq_param_level2", |
| 45 | "eq_param_level3", |
| 46 | "eq_param_level4", |
| 47 | "virt_param_strength", |
| 48 | "bassboost_param_strength" |
| 49 | }; |
| 50 | |
Dhanalakshmi Siddani | 79b9859 | 2015-03-23 11:59:02 +0530 | [diff] [blame] | 51 | #define EFFECT_FILE "/data/misc/dts/effect" |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 52 | #define MAX_LENGTH_OF_INTEGER_IN_STRING 13 |
| 53 | |
| 54 | #ifdef DTS_EAGLE |
| 55 | void create_effect_state_node(int device_id) |
| 56 | { |
| 57 | char prop[PROPERTY_VALUE_MAX]; |
| 58 | int fd; |
| 59 | char buf[1024]; |
| 60 | char path[PATH_MAX]; |
| 61 | char value[MAX_LENGTH_OF_INTEGER_IN_STRING]; |
| 62 | |
Aniket Kumar Lata | 8fc67e6 | 2017-05-02 12:33:46 -0700 | [diff] [blame] | 63 | property_get("vendor.audio.use.dts_eagle", prop, "0"); |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 64 | if (!strncmp("true", prop, sizeof("true")) || atoi(prop)) { |
| 65 | ALOGV("create_effect_node for - device_id: %d", device_id); |
| 66 | strlcpy(path, EFFECT_FILE, sizeof(path)); |
| 67 | snprintf(value, sizeof(value), "%d", device_id); |
| 68 | strlcat(path, value, sizeof(path)); |
| 69 | if ((fd=open(path, O_RDONLY)) < 0) { |
| 70 | ALOGV("No File exist"); |
| 71 | } else { |
| 72 | ALOGV("A file with the same name exist. So, not creating again"); |
| 73 | return; |
| 74 | } |
| 75 | if ((fd=creat(path, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)) < 0) { |
| 76 | ALOGE("opening effect state node failed returned"); |
| 77 | return; |
| 78 | } |
| 79 | chmod(path, S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH); |
| 80 | snprintf(buf, sizeof(buf), "eq_enable=%d;virt_enable=%d;bb_enable=%d;eq_param_level0=%d;eq_param_level1=%d;eq_param_level2=%d;eq_param_level3=%d;eq_param_level4=%d;virt_param_strength=%d;bassboost_param_strength=%d", 0,0,0,0,0,0,0,0,0,0); |
| 81 | int n = write(fd, buf, strlen(buf)); |
| 82 | ALOGV("number of bytes written: %d", n); |
| 83 | close(fd); |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | void update_effects_node(int device_id, int effect_type, int enable_or_set, int enable_disable, int strength, int eq_band, int eq_level) |
| 88 | { |
| 89 | char prop[PROPERTY_VALUE_MAX]; |
| 90 | char buf[1024]; |
| 91 | int fd = 0; |
| 92 | int paramValue = 0; |
| 93 | char path[PATH_MAX]; |
| 94 | char value[MAX_LENGTH_OF_INTEGER_IN_STRING]; |
| 95 | char parameterValue[MAX_LENGTH_OF_INTEGER_IN_STRING]; |
| 96 | int keyParamIndex = -1; //index in the paramlist array which has to be updated |
| 97 | char *s1, *s2; |
| 98 | char resultBuf[1024]; |
| 99 | int index1 = -1; |
| 100 | //ALOGV("value of device_id and effect_type is %d and %d", device_id, effect_type); |
Aniket Kumar Lata | 8fc67e6 | 2017-05-02 12:33:46 -0700 | [diff] [blame] | 101 | property_get("vendor.audio.use.dts_eagle", prop, "0"); |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 102 | if (!strncmp("true", prop, sizeof("true")) || atoi(prop)) { |
| 103 | strlcpy(path, EFFECT_FILE, sizeof(path)); |
| 104 | snprintf(value, sizeof(value), "%d", device_id); |
| 105 | strlcat(path, value, sizeof(path)); |
| 106 | switch (effect_type) |
| 107 | { |
| 108 | case EQUALIZER: |
| 109 | if (enable_or_set) { |
| 110 | keyParamIndex = 0; |
| 111 | paramValue = enable_disable; |
| 112 | } else { |
| 113 | switch (eq_band) { |
| 114 | case 0: |
| 115 | keyParamIndex = 3; |
| 116 | break; |
| 117 | case 1: |
| 118 | keyParamIndex = 4; |
| 119 | break; |
| 120 | case 2: |
| 121 | keyParamIndex = 5; |
| 122 | break; |
| 123 | case 3: |
| 124 | keyParamIndex = 6; |
| 125 | break; |
| 126 | case 4: |
| 127 | keyParamIndex = 7; |
| 128 | break; |
| 129 | default: |
| 130 | break; |
| 131 | } |
| 132 | paramValue = eq_level; |
| 133 | } |
| 134 | break; |
| 135 | case VIRTUALIZER: |
| 136 | if(enable_or_set) { |
| 137 | keyParamIndex = 1; |
| 138 | paramValue = enable_disable; |
| 139 | } else { |
| 140 | keyParamIndex = 8; |
| 141 | paramValue = strength; |
| 142 | } |
| 143 | break; |
| 144 | case BASSBOOST: |
| 145 | if (enable_or_set) { |
| 146 | keyParamIndex = 2; |
| 147 | paramValue = enable_disable; |
| 148 | } else { |
| 149 | keyParamIndex = 9; |
| 150 | paramValue = strength; |
| 151 | } |
| 152 | break; |
| 153 | default: |
| 154 | break; |
| 155 | } |
| 156 | if(keyParamIndex !=-1) { |
| 157 | FILE *fp; |
| 158 | fp = fopen(path,"r"); |
| 159 | if (fp != NULL) { |
| 160 | memset(buf, 0, 1024); |
| 161 | memset(resultBuf, 0, 1024); |
| 162 | if (fgets(buf, 1024, fp) != NULL) { |
| 163 | s1 = strstr(buf, paramList[keyParamIndex]); |
| 164 | s2 = strstr(s1,";"); |
| 165 | index1 = s1 - buf; |
| 166 | strncpy(resultBuf, buf, index1); |
| 167 | strncat(resultBuf, paramList[keyParamIndex], sizeof(resultBuf)-strlen(resultBuf)-1); |
| 168 | strncat(resultBuf, "=", sizeof(resultBuf)-strlen(resultBuf)-1); |
| 169 | snprintf(parameterValue, sizeof(parameterValue), "%d", paramValue); |
| 170 | strncat(resultBuf, parameterValue, sizeof(resultBuf)-strlen(resultBuf)-1); |
| 171 | if (s2) |
| 172 | strncat(resultBuf, s2, sizeof(resultBuf)-strlen(resultBuf)-1); |
| 173 | fclose(fp); |
| 174 | if ((fd=open(path, O_TRUNC|O_WRONLY)) < 0) { |
| 175 | ALOGV("opening file for writing failed"); |
| 176 | return; |
| 177 | } |
| 178 | int n = write(fd, resultBuf, strlen(resultBuf)); |
| 179 | close(fd); |
| 180 | ALOGV("number of bytes written: %d", n); |
| 181 | } else { |
| 182 | ALOGV("file could not be read"); |
| 183 | fclose(fp); |
| 184 | } |
| 185 | } else |
| 186 | ALOGV("file could not be opened"); |
| 187 | } |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | void remove_effect_state_node(int device_id) |
| 192 | { |
| 193 | char prop[PROPERTY_VALUE_MAX]; |
| 194 | int fd; |
| 195 | char path[PATH_MAX]; |
| 196 | char value[MAX_LENGTH_OF_INTEGER_IN_STRING]; |
| 197 | |
Aniket Kumar Lata | 8fc67e6 | 2017-05-02 12:33:46 -0700 | [diff] [blame] | 198 | property_get("vendor.audio.use.dts_eagle", prop, "0"); |
Jitendra Naruka | 1b6513f | 2014-11-22 19:34:13 -0800 | [diff] [blame] | 199 | if (!strncmp("true", prop, sizeof("true")) || atoi(prop)) { |
| 200 | ALOGV("remove_state_notifier_node: device_id - %d", device_id); |
| 201 | strlcpy(path, EFFECT_FILE, sizeof(path)); |
| 202 | snprintf(value, sizeof(value), "%d", device_id); |
| 203 | strlcat(path, value, sizeof(path)); |
| 204 | if ((fd=open(path, O_RDONLY)) < 0) { |
| 205 | ALOGV("open effect state node failed"); |
| 206 | } else { |
| 207 | ALOGV("open effect state node successful"); |
| 208 | ALOGV("Remove the file"); |
| 209 | close(fd); |
| 210 | remove(path); |
| 211 | } |
| 212 | } |
| 213 | } |
| 214 | #endif |