/*
* audio-hal
*
- * Copyright (c) 2000 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
+ * Copyright (c) 2015 - 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.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <pthread.h>
#include "tizen-audio-internal.h"
-audio_return_t _audio_util_init(audio_hal_t *ah)
-{
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
-
- pthread_mutex_init(&(ah->mixer.mutex), NULL);
- return AUDIO_RET_OK;
-}
-
-audio_return_t _audio_util_deinit(audio_hal_t *ah)
-{
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
-
- pthread_mutex_destroy(&(ah->mixer.mutex));
- return AUDIO_RET_OK;
-}
-
-#ifdef __MIXER_PARAM_DUMP
-
-static void __dump_mixer_param(char *dump, long *param, int size)
-{
- int i, len;
-
- for (i = 0; i < size; i++) {
- len = sprintf(dump, "%ld", *param);
- if (len > 0)
- dump += len;
- if (i != size -1) {
- *dump++ = ',';
- }
-
- param++;
- }
- *dump = '\0';
-}
-
-#endif
-
-audio_return_t _audio_mixer_control_set_param(audio_hal_t *ah, const char* ctl_name, snd_ctl_elem_value_t* param, int size)
-{
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
-
- /* TODO. */
- return AUDIO_RET_OK;
-}
-
-audio_return_t _audio_mixer_control_get_value(audio_hal_t *ah, const char *ctl_name, int *val)
-{
- snd_ctl_t *handle;
- snd_ctl_elem_value_t *control;
- snd_ctl_elem_id_t *id;
- snd_ctl_elem_info_t *info;
- snd_ctl_elem_type_t type;
-
- int ret = 0, count = 0, i = 0;
-
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
-
- pthread_mutex_lock(&(ah->mixer.mutex));
-
- ret = snd_ctl_open(&handle, ALSA_DEFAULT_CARD, 0);
- if (ret < 0) {
- AUDIO_LOG_ERROR("snd_ctl_open error, %s\n", snd_strerror(ret));
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_ERR_IOCTL;
- }
-
- // Get Element Info
-
- snd_ctl_elem_id_alloca(&id);
- snd_ctl_elem_info_alloca(&info);
- snd_ctl_elem_value_alloca(&control);
-
- snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_MIXER);
- snd_ctl_elem_id_set_name(id, ctl_name);
-
- snd_ctl_elem_info_set_id(info, id);
- if (snd_ctl_elem_info(handle, info) < 0) {
- AUDIO_LOG_ERROR("Cannot find control element: %s\n", ctl_name);
- goto close;
- }
- snd_ctl_elem_info_get_id(info, id);
-
- type = snd_ctl_elem_info_get_type(info);
- count = snd_ctl_elem_info_get_count(info);
-
- snd_ctl_elem_value_set_id(control, id);
-
- if (snd_ctl_elem_read(handle, control) < 0) {
- AUDIO_LOG_ERROR("snd_ctl_elem_read failed \n");
- goto close;
-}
-
- switch (type) {
- case SND_CTL_ELEM_TYPE_BOOLEAN:
- *val = snd_ctl_elem_value_get_boolean(control, i);
- break;
- case SND_CTL_ELEM_TYPE_INTEGER:
- for (i = 0; i < count; i++)
- *val = snd_ctl_elem_value_get_integer(control, i);
- break;
- case SND_CTL_ELEM_TYPE_ENUMERATED:
- for (i = 0; i < count; i++)
- *val = snd_ctl_elem_value_get_enumerated(control, i);
- break;
- default:
- AUDIO_LOG_WARN("unsupported control element type\n");
- goto close;
- }
-
- snd_ctl_close(handle);
-
-#ifdef AUDIO_DEBUG
- AUDIO_LOG_INFO("get mixer(%s) = %d success", ctl_name, *val);
-#endif
-
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_RET_OK;
-
-close:
- AUDIO_LOG_ERROR("Error\n");
- snd_ctl_close(handle);
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_ERR_UNDEFINED;
-}
-
-audio_return_t _audio_mixer_control_set_value(audio_hal_t *ah, const char *ctl_name, int val)
-{
- snd_ctl_t *handle;
- snd_ctl_elem_value_t *control;
- snd_ctl_elem_id_t *id;
- snd_ctl_elem_info_t *info;
- snd_ctl_elem_type_t type;
- int ret = 0, count = 0, i = 0;
-
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
- AUDIO_RETURN_VAL_IF_FAIL(ctl_name, AUDIO_ERR_PARAMETER);
-
- pthread_mutex_lock(&(ah->mixer.mutex));
-
- ret = snd_ctl_open(&handle, ALSA_DEFAULT_CARD, 0);
- if (ret < 0) {
- AUDIO_LOG_ERROR("snd_ctl_open error, card: %s: %s", ALSA_DEFAULT_CARD, snd_strerror(ret));
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_ERR_IOCTL;
- }
-
- // Get Element Info
-
- snd_ctl_elem_id_alloca(&id);
- snd_ctl_elem_info_alloca(&info);
- snd_ctl_elem_value_alloca(&control);
-
- snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_MIXER);
- snd_ctl_elem_id_set_name(id, ctl_name);
-
- snd_ctl_elem_info_set_id(info, id);
- if (snd_ctl_elem_info(handle, info) < 0) {
- AUDIO_LOG_ERROR("Cannot find control element: %s", ctl_name);
- goto close;
- }
- snd_ctl_elem_info_get_id(info, id);
-
- type = snd_ctl_elem_info_get_type(info);
- count = snd_ctl_elem_info_get_count(info);
-
- snd_ctl_elem_value_set_id(control, id);
-
- snd_ctl_elem_read(handle, control);
-
- switch (type) {
- case SND_CTL_ELEM_TYPE_BOOLEAN:
- for (i = 0; i < count; i++)
- snd_ctl_elem_value_set_boolean(control, i, val);
- break;
- case SND_CTL_ELEM_TYPE_INTEGER:
- for (i = 0; i < count; i++)
- snd_ctl_elem_value_set_integer(control, i, val);
- break;
- case SND_CTL_ELEM_TYPE_ENUMERATED:
- for (i = 0; i < count; i++)
- snd_ctl_elem_value_set_enumerated(control, i, val);
- break;
-
- default:
- AUDIO_LOG_WARN("unsupported control element type");
- goto close;
- }
-
- snd_ctl_elem_write(handle, control);
-
- snd_ctl_close(handle);
-
- AUDIO_LOG_INFO("set mixer(%s) = %d success", ctl_name, val);
-
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_RET_OK;
-
-close:
- AUDIO_LOG_ERROR("Error");
- snd_ctl_close(handle);
- pthread_mutex_unlock(&(ah->mixer.mutex));
- return AUDIO_ERR_UNDEFINED;
-}
-
-audio_return_t _audio_mixer_control_set_value_string(audio_hal_t *ah, const char* ctl_name, const char* value)
-{
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
- AUDIO_RETURN_VAL_IF_FAIL(ctl_name, AUDIO_ERR_PARAMETER);
-
- /* TODO. */
- return AUDIO_RET_OK;
-}
-
-
-audio_return_t _audio_mixer_control_get_element(audio_hal_t *ah, const char *ctl_name, snd_hctl_elem_t **elem)
-{
- AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
- AUDIO_RETURN_VAL_IF_FAIL(ctl_name, AUDIO_ERR_PARAMETER);
- AUDIO_RETURN_VAL_IF_FAIL(elem, AUDIO_ERR_PARAMETER);
-
- /* TODO. */
- return AUDIO_RET_OK;
-}
-
-#ifdef __USE_TINYALSA__
-/* Convert pcm format from pulse to alsa */
-static const uint32_t g_format_convert_table[] = {
- [AUDIO_SAMPLE_U8] = PCM_FORMAT_S8,
- [AUDIO_SAMPLE_S16LE] = PCM_FORMAT_S16_LE,
- [AUDIO_SAMPLE_S32LE] = PCM_FORMAT_S32_LE,
- [AUDIO_SAMPLE_S24_32LE] = PCM_FORMAT_S24_LE
-};
-#else /* alsa-lib */
-/* Convert pcm format from pulse to alsa */
-static const uint32_t g_format_convert_table[] = {
- [AUDIO_SAMPLE_U8] = SND_PCM_FORMAT_U8,
- [AUDIO_SAMPLE_ALAW] = SND_PCM_FORMAT_A_LAW,
- [AUDIO_SAMPLE_ULAW] = SND_PCM_FORMAT_MU_LAW,
- [AUDIO_SAMPLE_S16LE] = SND_PCM_FORMAT_S16_LE,
- [AUDIO_SAMPLE_S16BE] = SND_PCM_FORMAT_S16_BE,
- [AUDIO_SAMPLE_FLOAT32LE] = SND_PCM_FORMAT_FLOAT_LE,
- [AUDIO_SAMPLE_FLOAT32BE] = SND_PCM_FORMAT_FLOAT_BE,
- [AUDIO_SAMPLE_S32LE] = SND_PCM_FORMAT_S32_LE,
- [AUDIO_SAMPLE_S32BE] = SND_PCM_FORMAT_S32_BE,
- [AUDIO_SAMPLE_S24LE] = SND_PCM_FORMAT_S24_3LE,
- [AUDIO_SAMPLE_S24BE] = SND_PCM_FORMAT_S24_3BE,
- [AUDIO_SAMPLE_S24_32LE] = SND_PCM_FORMAT_S24_LE,
- [AUDIO_SAMPLE_S24_32BE] = SND_PCM_FORMAT_S24_BE
-};
-#endif
-
-uint32_t _convert_format(audio_sample_format_t format)
-{
- return g_format_convert_table[format];
-}
-
-/* Generic snd pcm interface APIs */
-audio_return_t _audio_pcm_set_hw_params(snd_pcm_t *pcm, audio_pcm_sample_spec_t *sample_spec, uint8_t *use_mmap, snd_pcm_uframes_t *period_size, snd_pcm_uframes_t *buffer_size)
-{
- audio_return_t ret = AUDIO_RET_OK;
- snd_pcm_hw_params_t *hwparams;
- int err = 0;
- int dir;
- unsigned int val = 0;
- snd_pcm_uframes_t _period_size = period_size ? *period_size : 0;
- snd_pcm_uframes_t _buffer_size = buffer_size ? *buffer_size : 0;
- uint8_t _use_mmap = use_mmap && *use_mmap;
- uint32_t channels = 0;
-
- AUDIO_RETURN_VAL_IF_FAIL(pcm, AUDIO_ERR_PARAMETER);
-
- snd_pcm_hw_params_alloca(&hwparams);
-
- /* Skip parameter setting to null device. */
- if (snd_pcm_type(pcm) == SND_PCM_TYPE_NULL)
- return AUDIO_ERR_IOCTL;
-
- /* Allocate a hardware parameters object. */
- snd_pcm_hw_params_alloca(&hwparams);
-
- /* Fill it in with default values. */
- if (snd_pcm_hw_params_any(pcm, hwparams) < 0) {
- AUDIO_LOG_ERROR("snd_pcm_hw_params_any() : failed! - %s\n", snd_strerror(err));
- goto error;
- }
-
- /* Set the desired hardware parameters. */
-
- if (_use_mmap) {
-
- if (snd_pcm_hw_params_set_access(pcm, hwparams, SND_PCM_ACCESS_MMAP_INTERLEAVED) < 0) {
-
- /* mmap() didn't work, fall back to interleaved */
-
- if ((ret = snd_pcm_hw_params_set_access(pcm, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) {
- AUDIO_LOG_DEBUG("snd_pcm_hw_params_set_access() failed: %s", snd_strerror(ret));
- goto error;
- }
-
- _use_mmap = 0;
- }
-
- } else if ((ret = snd_pcm_hw_params_set_access(pcm, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) {
- AUDIO_LOG_DEBUG("snd_pcm_hw_params_set_access() failed: %s", snd_strerror(ret));
- goto error;
- }
- AUDIO_LOG_DEBUG("setting rate - %d", sample_spec->rate);
- err = snd_pcm_hw_params_set_rate(pcm, hwparams, sample_spec->rate, 0);
- if (err < 0) {
- AUDIO_LOG_ERROR("snd_pcm_hw_params_set_rate() : failed! - %s\n", snd_strerror(err));
- }
-
- err = snd_pcm_hw_params(pcm, hwparams);
- if (err < 0) {
- AUDIO_LOG_ERROR("snd_pcm_hw_params() : failed! - %s\n", snd_strerror(err));
- goto error;
- }
-
- /* Dump current param */
-
- if ((ret = snd_pcm_hw_params_current(pcm, hwparams)) < 0) {
- AUDIO_LOG_INFO("snd_pcm_hw_params_current() failed: %s", snd_strerror(ret));
- goto error;
- }
-
- if ((ret = snd_pcm_hw_params_get_period_size(hwparams, &_period_size, &dir)) < 0 ||
- (ret = snd_pcm_hw_params_get_buffer_size(hwparams, &_buffer_size)) < 0) {
- AUDIO_LOG_INFO("snd_pcm_hw_params_get_{period|buffer}_size() failed: %s", snd_strerror(ret));
- goto error;
- }
-
- snd_pcm_hw_params_get_access(hwparams, (snd_pcm_access_t *) &val);
- AUDIO_LOG_DEBUG("access type = %s\n", snd_pcm_access_name((snd_pcm_access_t)val));
-
- snd_pcm_hw_params_get_format(hwparams, &sample_spec->format);
- AUDIO_LOG_DEBUG("format = '%s' (%s)\n",
- snd_pcm_format_name((snd_pcm_format_t)sample_spec->format),
- snd_pcm_format_description((snd_pcm_format_t)sample_spec->format));
-
- snd_pcm_hw_params_get_subformat(hwparams, (snd_pcm_subformat_t *)&val);
- AUDIO_LOG_DEBUG("subformat = '%s' (%s)\n",
- snd_pcm_subformat_name((snd_pcm_subformat_t)val),
- snd_pcm_subformat_description((snd_pcm_subformat_t)val));
-
- snd_pcm_hw_params_get_channels(hwparams, &channels);
- sample_spec->channels = (uint8_t)channels;
- AUDIO_LOG_DEBUG("channels = %d\n", sample_spec->channels);
-
- if (buffer_size)
- *buffer_size = _buffer_size;
-
- if (period_size)
- *period_size = _period_size;
-
- if (use_mmap)
- *use_mmap = _use_mmap;
-
- return AUDIO_RET_OK;
-
-error:
- return AUDIO_ERR_RESOURCE;
-}
-
-audio_return_t _audio_pcm_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min, uint8_t period_event)
-{
- snd_pcm_sw_params_t *swparams;
- snd_pcm_uframes_t boundary;
- int err;
-
- AUDIO_RETURN_VAL_IF_FAIL(pcm, AUDIO_ERR_PARAMETER);
-
- snd_pcm_sw_params_alloca(&swparams);
-
- if ((err = snd_pcm_sw_params_current(pcm, swparams)) < 0) {
- AUDIO_LOG_WARN("Unable to determine current swparams: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, period_event)) < 0) {
- AUDIO_LOG_WARN("Unable to disable period event: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_set_tstamp_mode(pcm, swparams, SND_PCM_TSTAMP_ENABLE)) < 0) {
- AUDIO_LOG_WARN("Unable to enable time stamping: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_get_boundary(swparams, &boundary)) < 0) {
- AUDIO_LOG_WARN("Unable to get boundary: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_set_stop_threshold(pcm, swparams, boundary)) < 0) {
- AUDIO_LOG_WARN("Unable to set stop threshold: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_set_start_threshold(pcm, swparams, (snd_pcm_uframes_t) avail_min)) < 0) {
- AUDIO_LOG_WARN("Unable to set start threshold: %s\n", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params_set_avail_min(pcm, swparams, avail_min)) < 0) {
- AUDIO_LOG_WARN("snd_pcm_sw_params_set_avail_min() failed: %s", snd_strerror(err));
- goto error;
- }
- if ((err = snd_pcm_sw_params(pcm, swparams)) < 0) {
- AUDIO_LOG_WARN("Unable to set sw params: %s\n", snd_strerror(err));
- goto error;
- }
- return AUDIO_RET_OK;
-error:
- return err;
-}
-
/* ------ dump helper -------- */
#define MAX(a, b) ((a) > (b) ? (a) : (b))
-dump_data_t* dump_new(int length)
+dump_data_t* _audio_dump_new(int length)
{
dump_data_t* dump = NULL;
return dump;
}
-void dump_add_str(dump_data_t *dump, const char *fmt, ...)
+void _audio_dump_add_str(dump_data_t *dump, const char *fmt, ...)
{
int len;
va_list ap;
dump->left -= MAX(0, len);
}
-char* dump_get_str(dump_data_t *dump)
+char* _audio_dump_get_str(dump_data_t *dump)
{
return (dump) ? dump->strbuf : NULL;
}
-void dump_free(dump_data_t *dump)
+void _audio_dump_free(dump_data_t *dump)
{
if (dump) {
if (dump->strbuf)