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new/external/rk_pcba_test/echo_audio_linein_test.c

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2025-05-10 21:58:58 +08:00
/*
* echo_audio_linein_test.c -- Audio line in test application
*
* Copyright (c) 2018 Rockchip Electronics Co. Ltd.
* Author: chad.ma <chad.ma@rock-chips.com>
*
* 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.
*/
#include <stdio.h>
#include <malloc.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <fcntl.h>
#include <ctype.h>
#include <errno.h>
#include <limits.h>
#include <time.h>
#include <locale.h>
#include <sys/unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <alsa/asoundlib.h>
#include <assert.h>
#include <stdbool.h>
#include <signal.h>
#include "audio_test.h"
#define LOG_TAG "audio_linein_test"
#include "common.h"
#if 0
snd_pcm_t *open_sound_dev(snd_pcm_stream_t type)
{
int err;
snd_pcm_t *handle;
snd_pcm_hw_params_t *hw_params;
unsigned int buffer_time;
unsigned int period_time;
unsigned int rate = 44100;
if ((err = snd_pcm_open (&handle, "hw:0,0", type, 0)) < 0) //<2F><><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8><EFBFBD><EFBFBD>2<EFBFBD><32><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָʹ<D6B8><CAB9>Ĭ<EFBFBD>ϵ<EFBFBD> <20>豸<EFBFBD><E8B1B8><EFBFBD><EFBFBD>
return NULL;
if ((err = snd_pcm_hw_params_malloc (&hw_params)) < 0) { //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fprintf (stderr, "cannot allocate hardware parameter structure (%s)\n",
snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params_any (handle, hw_params)) < 0) { //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fprintf (stderr, "cannot initialize hardware parameter structure (%s)\n",
snd_strerror (err));
return NULL;
}
if (snd_pcm_hw_params_get_buffer_time_max(hw_params, &buffer_time, 0) < 0) {
fprintf(stderr, "Error snd_pcm_hw_params_get_buffer_time_max\n");
log_err("Error snd_pcm_hw_params_get_buffer_time_max(%s)\n",snd_strerror (err));
}
if (buffer_time > 500000) buffer_time = 500000;
period_time = buffer_time / 4;
log_info("buff_time = %d, period_time =%d \n",buffer_time, period_time);
if (snd_pcm_hw_params_set_buffer_time_near(handle, hw_params, &buffer_time, 0) < 0) {
fprintf(stderr, "Error snd_pcm_hw_params_set_buffer_time_near\n");
log_err("Error snd_pcm_hw_params_set_buffer_time_near(%s)\n",snd_strerror (err));
return NULL;
}
if (snd_pcm_hw_params_set_period_time_near(handle, hw_params, &period_time, 0) < 0) {
fprintf(stderr, "Error snd_pcm_hw_params_set_buffer_time_near\n");
log_err("Error snd_pcm_hw_params_set_buffer_time_near(%s)\n",snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params_set_access (handle, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) { //<2F><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4>ŷ<EFBFBD>ʽ<EFBFBD>ǽ<EFBFBD><C7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SND_PCM_ACCESS_RW_INTERLEAVED<45><44><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٷ<EFBFBD><D9B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fprintf (stderr, "cannot set access type (%s)\n",
snd_strerror (err));
log_err("cannot set access type (%s)\n", snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params_set_format (handle, hw_params, SND_PCM_FORMAT_S16_LE)) < 0) {
fprintf (stderr, "cannot set sample format (%s)\n", //<2F><><EFBFBD>ø<EFBFBD>ʽSND_PCM_FORMAT_S16_LE<4C><45>16λ<36><CEBB>
snd_strerror (err));
log_err("cannot set sample format (%s)\n", snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params_set_rate_near (handle, hw_params, &rate, 0)) < 0) { //<2F><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD>
fprintf (stderr, "cannot set sample rate (%s)\n",
snd_strerror (err));
log_err("cannot set sample rate (%s)\n", snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params_set_channels (handle, hw_params, 2)) < 0) { //<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>
fprintf (stderr, "cannot set channel count (%s)\n",
snd_strerror (err));
log_err("cannot set channel count (%s)\n",snd_strerror (err));
return NULL;
}
if ((err = snd_pcm_hw_params (handle, hw_params)) < 0) { //<2F>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD>Ľṹ<C4BD><E1B9B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD>ȥ
fprintf (stderr, "cannot set parameters (%s)\n",
snd_strerror (err));
log_err("cannot set parameters (%s)\n",snd_strerror (err));
return NULL;
}
snd_pcm_hw_params_free (hw_params); //<2F>ͷź<CDB7><C5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľṹ<C4BD><E1B9B9>
return handle; //<2F>ɹ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
}
void close_sound_dev(snd_pcm_t *handle) //<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸
{
snd_pcm_close (handle);
}
snd_pcm_t *open_playback(void) //<2F>򿪲<EFBFBD><F2BFAAB2><EFBFBD><EFBFBD>豸
{
return open_sound_dev(SND_PCM_STREAM_PLAYBACK);
}
snd_pcm_t *open_capture(void) //<2F><><EFBFBD><EFBFBD>¼<EFBFBD><C2BC><EFBFBD>豸
{
return open_sound_dev(SND_PCM_STREAM_CAPTURE);
}
int main (int argc, char *argv[])
{
int err;
char buf[512];
snd_pcm_t *playback_handle;
snd_pcm_t *capture_handle;
playback_handle = open_playback();// <20>򿪲<EFBFBD><F2BFAAB2><EFBFBD><EFBFBD>豸
if (!playback_handle) {
fprintf (stderr, "cannot open for playback\n");
log_err("cannot open for playback\n");
return -1;
}
capture_handle = open_capture();//<2F><><EFBFBD><EFBFBD>¼<EFBFBD><C2BC><EFBFBD>豸
if (!capture_handle) {
fprintf (stderr, "cannot open for capture\n");
log_err("cannot open for capture\n");
return -1;
}
if ((err = snd_pcm_prepare (playback_handle)) < 0) { //׼<><D7BC><EFBFBD><EFBFBD><EFBFBD>Ų<EFBFBD><C5B2><EFBFBD>
fprintf (stderr, "cannot prepare audio interface for use (%s)\n",
snd_strerror (err));
log_err("cannot prepare audio interface for use (%s)\n",snd_strerror (err));
return -1;
}
if ((err = snd_pcm_prepare (capture_handle)) < 0) { //׼<><D7BC>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fprintf (stderr, "cannot prepare audio interface for use (%s)\n",
snd_strerror (err));
log_err("cannot prepare audio interface for use (%s)\n",snd_strerror (err));
return -1;
}
while (1) {
if ((err = snd_pcm_readi (capture_handle, buf, 128)) != 128) { //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݶ<EFBFBD><DDB6><EFBFBD>buffer<65><72>
fprintf (stderr, "read from audio interface failed (%s)\n",
snd_strerror (err));
log_err("read from audio interface failed (%s)\n",snd_strerror (err));
return -1;
}
if ((err = snd_pcm_writei (playback_handle, buf, 128)) != 128) { //д<><D0B4><EFBFBD><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>buffer)
fprintf (stderr, "write to audio interface failed (%s)\n",
snd_strerror (err));
log_err("write to audio interface failed (%s)\n",snd_strerror (err));
return -1;
}
}
snd_pcm_close (playback_handle);//<2F>رղ<D8B1><D5B2><EFBFBD><EFBFBD>豸
snd_pcm_close (capture_handle);//<2F>ر<EFBFBD>¼<EFBFBD><C2BC><EFBFBD>豸
return 0;
}
#endif
#define LINEIN_TIME 20
static bool gIslinein = false;
int switch_to_linein(bool sw_to_linein)
{
int ret = 0;
int status = 0;
if (sw_to_linein) {
log_info("-----------> swtich to line in <-----------\n");
status = system("/tmp/switch_inoutput.sh li");
} else {
log_info("-----------> swtich to mic in <-----------\n");
status = system("/tmp/switch_inoutput.sh mi");
}
if (status == -1) {
log_info("system cmd run error...\n");
ret = -1;
}
return ret;
}
//*Audio line in test
void *audio_line_in_test(void *argv)
{
char cmd[128];
fprintf(stderr,"=========function :%s start=============\n",__func__);
gIslinein = true;
switch_to_linein(gIslinein);
//ָ<><D6B8>Card 0<><30>device 0<><30>¼<EFBFBD><C2BC>10<31><30>
fprintf(stderr,"recording\n ");
sprintf(cmd,"arecord -D hw:0,0 -f S16_LE -c 2 -r 44100 -d %d %s/%s", \
LINEIN_TIME,TEST_RESULT_SAVE_PATH,AUDIO_LINEIN_FILE);
system(cmd);
fprintf(stderr,"playing\n ");
sprintf(cmd,"aplay -f S16_LE -c 2 -r 44100 -d %d %s/%s", \
LINEIN_TIME,TEST_RESULT_SAVE_PATH,AUDIO_LINEIN_FILE); //<2F><><EFBFBD><EFBFBD>
system(cmd);
//remove line-in test file
sprintf(cmd,"rm %s/%s",TEST_RESULT_SAVE_PATH,AUDIO_LINEIN_FILE);
system(cmd);
fprintf(stderr,"=========Audio Line in test finished=============\n");
}
//* <20>źŴ<C5BA><C5B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0>ɾ<EFBFBD><C9BE>¼<EFBFBD><C2BC><EFBFBD><EFBFBD>pcm<63>ļ<EFBFBD>
static int del_line_in_pcm(int sign_no)
{
char cmd[128];
printf("====================function : %s start =================\n",__func__);
sprintf(cmd,"%s/%s",TEST_RESULT_SAVE_PATH,AUDIO_LINEIN_FILE);
if(0 == access(cmd,F_OK)){
remove(cmd);
}
printf("====================function : %s finished =================\n",__func__);
exit(0);
}
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
int main(int argc, char *argv[])
{
int delay_t = 0,err_code = 0;
struct timeval t1, t2;
char buf[COMMAND_VALUESIZE] = "audio_linein_test";
char result[COMMAND_VALUESIZE] = RESULT_PASS;
system("amixer cset name='Master Playback Volume' 80%");
log_info("audio record test start...\n");
//* ע<><D7A2><EFBFBD>źŴ<C5BA><C5B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
signal(SIGTERM, (__sighandler_t)del_line_in_pcm);
gettimeofday(&t1, NULL);
while(1)
{
audio_line_in_test(argv[0]);
gettimeofday(&t2, NULL);
delay_t = (t2.tv_sec - t1.tv_sec) * 1000000 + (t2.tv_usec - t1.tv_usec);
if (delay_t > MANUAL_TEST_TIMEOUT) {
log_warn("audio record test end, timeout 60s\n");
err_code = AUDIO_LINEIN_TIMEOUT;
//break;
}
}
if (gIslinein) {
gIslinein = false;
switch_to_linein(gIslinein); //acodec switch to mic-->input
}
if (err_code)
strcpy(result, RESULT_FAIL);
send_msg_to_server(buf, result, err_code);
return 0;
}
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