diff options
Diffstat (limited to 'HAL-afb/HAL-interface/hal-volramp.c')
| -rw-r--r-- | HAL-afb/HAL-interface/hal-volramp.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/HAL-afb/HAL-interface/hal-volramp.c b/HAL-afb/HAL-interface/hal-volramp.c deleted file mode 100644 index 60e91d6..0000000 --- a/HAL-afb/HAL-interface/hal-volramp.c +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Copyright (C) 2016 "IoT.bzh" - * Author Fulup Ar Foll <fulup@iot.bzh> - * - * 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. - * - */ - -#define _GNU_SOURCE // needed for vasprintf -#include "hal-interface.h" - -STATIC int RampTimerCB(sd_event_source* source, uint64_t timer, void* handle) { - halVolRampT *volRamp = (halVolRampT*) handle; - int err; - uint64_t usec; - - // RampDown - if (volRamp->current > volRamp->target) { - volRamp->current = volRamp->current - volRamp->stepDown; - if (volRamp->current < volRamp->target) volRamp->current = volRamp->target; - } - - // RampUp - if (volRamp->current < volRamp->target) { - volRamp->current = volRamp->current + volRamp->stepUp; - if (volRamp->current > volRamp->target) volRamp->current = volRamp->target; - } - - // request current Volume Level - err = halSetCtlByTag(volRamp->slave, volRamp->current); - if (err) goto OnErrorExit; - - // we reach target stop volram event - if (volRamp->current == volRamp->target) sd_event_source_unref(source); - else { - // otherwise validate timer for a new run - sd_event_now(afb_daemon_get_event_loop(), CLOCK_MONOTONIC, &usec); - sd_event_source_set_enabled(source, SD_EVENT_ONESHOT); - err = sd_event_source_set_time(source, usec + volRamp->delay); - } - - return 0; - -OnErrorExit: - AFB_WARNING("RampTimerCB Fail to set HAL ctl tag=%d vol=%d", Master_Playback_Volume, volRamp->current); - sd_event_source_unref(source); // abandon VolRamp - return -1; -} - -STATIC void SetRampTimer(void *handle) { - halVolRampT *volRamp = (halVolRampT*) handle; - uint64_t usec; - - // set a timer with ~250us accuracy - sd_event_now(afb_daemon_get_event_loop(), CLOCK_MONOTONIC, &usec); - sd_event_add_time(afb_daemon_get_event_loop(), &volRamp->evtsrc, CLOCK_MONOTONIC, usec, 250, RampTimerCB, volRamp); -} - -STATIC int volumeDoRamp(halVolRampT *volRamp, int numid, json_object *volumeJ) { - json_object *responseJ; - - // request current Volume Level - responseJ = halGetCtlByTag(volRamp->slave); - if (!responseJ) { - AFB_WARNING("volumeDoRamp Fail to get HAL ctl tag=%d", Master_Playback_Volume); - goto OnErrorExit; - } - - // use 1st volume value as target for ramping - switch (json_object_get_type(volumeJ)) { - case json_type_array: - volRamp->target = json_object_get_int(json_object_array_get_idx(volumeJ, 0)); - break; - - case json_type_int: - volRamp->target = json_object_get_int(volumeJ); - break; - - default: - AFB_WARNING("volumeDoRamp Invalid volumeJ=%s", json_object_get_string(volumeJ)); - goto OnErrorExit; - } - - // use 1st volume value as current for ramping - switch (json_object_get_type(responseJ)) { - case json_type_array: - volRamp->current = json_object_get_int(json_object_array_get_idx(responseJ, 0)); - break; - - case json_type_int: - volRamp->current = json_object_get_int(responseJ); - break; - - default: - AFB_WARNING("volumeDoRamp Invalid reponseJ=%s", json_object_get_string(responseJ)); - goto OnErrorExit; - } - - SetRampTimer(volRamp); - - return 0; - -OnErrorExit: - return -1; -} - -PUBLIC void volumeRamp(halCtlsTagT halTag, alsaHalCtlMapT *ctl, void* handle, json_object *valJ) { - halVolRampT *volRamp = (halVolRampT*) handle; - json_object *tmpJ; - - if (json_object_get_type(valJ) != json_type_array || volRamp == NULL) goto OnErrorExit; - - switch (halTag) { - - // Only config use wellknown tag. Default is DoVolRamp - default: - tmpJ = json_object_array_get_idx(valJ, 0); - volumeDoRamp(volRamp, ctl->numid, tmpJ); - break; - - case Vol_Ramp_Set_Mode: - tmpJ = json_object_array_get_idx(valJ, 0); - volRamp->mode = json_object_get_int(tmpJ); - switch (volRamp->mode) { - - case RAMP_VOL_SMOOTH: - volRamp->delay = 100 * 1000; - volRamp->stepDown = 1; - volRamp->stepUp = 1; - break; - - case RAMP_VOL_NORMAL: - volRamp->delay = 100 * 1000; - volRamp->stepDown = 3; - volRamp->stepUp = 2; - break; - - case RAMP_VOL_EMERGENCY: - volRamp->delay = 50 * 1000; - volRamp->stepDown = 6; - volRamp->stepUp = 2; - break; - - default: - goto OnErrorExit; - } - break; - - case Vol_Ramp_Set_Slave: - tmpJ = json_object_array_get_idx(valJ, 0); - volRamp->slave = json_object_get_int(tmpJ); - break; - - case Vol_Ramp_Set_Delay: - tmpJ = json_object_array_get_idx(valJ, 0); - volRamp->delay = 1000 * json_object_get_int(tmpJ); - break; - - case Vol_Ramp_Set_Down: - tmpJ = json_object_array_get_idx(valJ, 0); - volRamp->stepDown = json_object_get_int(tmpJ); - break; - - case Vol_Ramp_Set_Up: - tmpJ = json_object_array_get_idx(valJ, 0); - volRamp->stepUp = json_object_get_int(tmpJ); - break; - } - - return; - -OnErrorExit: - AFB_WARNING("volumeRamp: Invalid Ctrl Event halCtlsTagT=%d numid=%d name=%s value=%s", halTag, ctl->numid, ctl->name, json_object_get_string(valJ)); - return; -} |