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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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 LOG_TAG "audio_hw_extn"
/*#define LOG_NDEBUG 0*/
#define LOG_NDDEBUG 0
#include <stdlib.h>
#include <errno.h>
#include <dlfcn.h>
#include <cutils/properties.h>
#include <cutils/log.h>
#include "audio_hw.h"
#include "audio_extn.h"
#include "platform.h"
#include "platform_api.h"
#include "sound/compress_params.h"
#ifndef COMPRESS_METADATA_NEEDED
#define audio_extn_parse_compress_metadata(out, parms) (0)
#else
int audio_extn_parse_compress_metadata(struct stream_out *out,
struct str_parms *parms)
{
int ret = 0;
char value[32];
#ifdef FLAC_OFFLOAD_ENABLED
if (out->format == AUDIO_FORMAT_FLAC) {
ret = str_parms_get_str(parms, AUDIO_OFFLOAD_CODEC_FLAC_MIN_BLK_SIZE, value, sizeof(value));
if (ret >= 0) {
out->compr_config.codec->options.flac_dec.min_blk_size = atoi(value);
out->is_compr_metadata_avail = true;
}
ret = str_parms_get_str(parms, AUDIO_OFFLOAD_CODEC_FLAC_MAX_BLK_SIZE, value, sizeof(value));
if (ret >= 0) {
out->compr_config.codec->options.flac_dec.max_blk_size = atoi(value);
out->is_compr_metadata_avail = true;
}
ret = str_parms_get_str(parms, AUDIO_OFFLOAD_CODEC_FLAC_MIN_FRAME_SIZE, value, sizeof(value));
if (ret >= 0) {
out->compr_config.codec->options.flac_dec.min_frame_size = atoi(value);
out->is_compr_metadata_avail = true;
}
ret = str_parms_get_str(parms, AUDIO_OFFLOAD_CODEC_FLAC_MAX_FRAME_SIZE, value, sizeof(value));
if (ret >= 0) {
out->compr_config.codec->options.flac_dec.max_frame_size = atoi(value);
out->is_compr_metadata_avail = true;
}
ALOGV("FLAC metadata: min_blk_size %d, max_blk_size %d min_frame_size %d max_frame_size %d",
out->compr_config.codec->options.flac_dec.min_blk_size,
out->compr_config.codec->options.flac_dec.max_blk_size,
out->compr_config.codec->options.flac_dec.min_frame_size,
out->compr_config.codec->options.flac_dec.max_frame_size);
}
#endif
return ret;
}
#endif
#ifdef KPI_OPTIMIZE_ENABLED
typedef int (*perf_lock_acquire_t)(int, int, int*, int);
typedef int (*perf_lock_release_t)(int);
static void *qcopt_handle;
static perf_lock_acquire_t perf_lock_acq;
static perf_lock_release_t perf_lock_rel;
static int perf_lock_handle;
char opt_lib_path[PROPERTY_VALUE_MAX] = {0};
int perf_lock_opts[] = {0x101, 0x20E, 0x30E};
int audio_extn_perf_lock_init(void)
{
int ret = 0;
if (qcopt_handle == NULL) {
if (property_get("ro.vendor.extension_library",
opt_lib_path, NULL) <= 0) {
ALOGE("%s: Failed getting perf property", __func__);
ret = -EINVAL;
goto err;
}
if ((qcopt_handle = dlopen(opt_lib_path, RTLD_NOW)) == NULL) {
ALOGE("%s: Failed to open perf handle", __func__);
ret = -EINVAL;
goto err;
} else {
perf_lock_acq = (perf_lock_acquire_t)dlsym(qcopt_handle,
"perf_lock_acq");
if (perf_lock_acq == NULL) {
ALOGE("%s: Perf lock Acquire NULL", __func__);
ret = -EINVAL;
goto err;
}
perf_lock_rel = (perf_lock_release_t)dlsym(qcopt_handle,
"perf_lock_rel");
if (perf_lock_rel == NULL) {
ALOGE("%s: Perf lock Release NULL", __func__);
ret = -EINVAL;
goto err;
}
ALOGD("%s: Perf lock handles Success", __func__);
}
}
err:
return ret;
}
void audio_extn_perf_lock_acquire(void)
{
if (perf_lock_acq) {
perf_lock_handle = perf_lock_acq(perf_lock_handle, 0, perf_lock_opts, 3);
ALOGV("%s: Perf lock acquired", __func__);
} else {
ALOGE("%s: Perf lock acquire error", __func__);
}
}
void audio_extn_perf_lock_release(void)
{
if (perf_lock_rel && perf_lock_handle) {
perf_lock_rel(perf_lock_handle);
perf_lock_handle = 0;
ALOGV("%s: Perf lock released", __func__);
} else {
ALOGE("%s: Perf lock release error", __func__);
}
}
#endif /* KPI_OPTIMIZE_ENABLED */
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