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Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources

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zouhaitao
2026-07-06 11:30:13 +08:00
commit e76462eeb7
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27
sdk/app/audio_media_ctrl/alaw/alaw_code.h Normal file
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#ifndef _ALAW_CODE_H_
#define _ALAW_CODE_H_
#include "basic_include.h"
#include "lib/heap/av_heap.h"
#include "lib/heap/av_psram_heap.h"
#include "audio_code_ctrl.h"
#ifdef PSRAM_HEAP
#define ALAW_CODE_MALLOC av_psram_malloc
#define ALAW_CODE_ZALLOC av_psram_zalloc
#define ALAW_CODE_CALLOC av_psram_calloc
#define ALAW_CODE_FREE av_psram_free
#else
#define ALAW_CODE_MALLOC av_malloc
#define ALAW_CODE_ZALLOC av_zalloc
#define ALAW_CODE_CALLOC av_calloc
#define ALAW_CODE_FREE av_free
#endif
#define ALAW_DEBUG(fmt, args...) //os_printf(fmt, ##args)
#define ALAW_INFO os_printf
struct msi *alaw_encode_init(uint32_t samplerate, AUENC_INIT *auenc_init);
struct msi *alaw_decode_init(AUDEC_INIT *audec_init);
#endif

427
sdk/app/audio_media_ctrl/alaw/alaw_decode.c Normal file
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#include "basic_include.h"
#include "csi_kernel.h"
#include "lib/multimedia/msi.h"
#include "lib/multimedia/framebuff.h"
#include "lib/audio/audio_code/audio_code.h"
#include "autpc_msi/autpc_msi.h"
#include "alaw_code.h"
#define MAX_ALAW_DECODE_RXBUF 4
#define MAX_ALAW_DECODE_TXBUF 4
struct alaw_decode_struct {
AUDIO_TRACK audio_track;
struct fbpool tx_pool;
struct os_event event;
struct msi *msi;
struct msi *src_msi;
struct msi *autpc_msi;
char *msi_name;
void *task_hdl;
uint8_t direct_to_dac;
uint8_t use_tpc;
uint8_t speed;
uint8_t pitch;
uint8_t destroy_self;
uint8_t next_status;
uint8_t current_status;
int16_t dec_buf[960]; //按照16k、60ms的最大长度，若超过该长度则需修改数组大小;
};
static void alaw_decode(struct alaw_decode_struct *s)
{
uint8_t clear_finish = 1;
uint8_t *enc_ptr = NULL;
int32_t ret = 0;
int32_t data_len = 0;
int32_t dec_samples = 0;
uint32_t clear_flag = 0;
struct framebuff *recv_frame_buf = NULL;
struct framebuff *send_frame_buf = NULL;
AUCODE_HDL *alaw_dec = NULL;
AUCODE_FRAME_INFO alaw_info;
alaw_dec = audio_coder_open(ALAW_DEC, 8000, 1);
if(!alaw_dec)
return;
while(1) {
os_event_wait(&s->event, coder_clear_event, &clear_flag, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, 0);
if(clear_flag & coder_clear_event) {
clear_flag = 0;
clear_finish = 0;
}
if(s->next_status == AUCODEC_PAUSE) {
if(s->current_status == AUCODEC_RUN) {
msi_output_cmd(s->msi,MSI_CMD_AUTPC,MSI_AUTPC_END_STREAM,(uint32_t)(&(s->audio_track)));
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_END_STREAM,(uint32_t)(&(s->audio_track)));
audio_coder_close(alaw_dec);
alaw_dec = audio_coder_open(ALAW_DEC, 8000, 1);
if(!alaw_dec)
return;
}
s->current_status = AUCODEC_PAUSE;
}
recv_frame_buf = msi_get_fb(s->msi, 0);
if(recv_frame_buf) {
if(clear_finish == 0) {
goto alaw_decode_frame_end;
}
if(s->next_status == AUCODEC_PAUSE) {
goto alaw_decode_frame_end;
}
else {
s->current_status = AUCODEC_RUN;
while(!send_frame_buf) {
send_frame_buf = fbpool_get(&s->tx_pool, 0, s->msi);
if(!send_frame_buf)
os_sleep_ms(1);
}
data_len = recv_frame_buf->len;
if(data_len > 0) {
enc_ptr = recv_frame_buf->data;
dec_samples = audio_decode_data(alaw_dec, enc_ptr, data_len, s->dec_buf, &alaw_info);
}
if((dec_samples <= 0) || (data_len <= 0)) {
msi_delete_fb(s->msi, send_frame_buf);
send_frame_buf = NULL;
goto alaw_decode_frame_end;
}
send_frame_buf->data = (uint8_t*)ALAW_CODE_MALLOC(dec_samples*2);
if(!send_frame_buf->data) {
ALAW_INFO("alaw decode malloc send_frame_buf->data fail!\n");
msi_delete_fb(s->msi, send_frame_buf);
send_frame_buf = NULL;
goto alaw_decode_frame_end;
}
os_memcpy(send_frame_buf->data, s->dec_buf, dec_samples*2);
send_frame_buf->len = dec_samples*2;
send_frame_buf->mtype = F_AUDIO;
send_frame_buf->stype = FSTYPE_AUDIO_PCM;
s->audio_track.samplerate = alaw_info.samplerate;
if(s->use_tpc && !s->autpc_msi) {
s->autpc_msi = autpc_msi_init(s->audio_track.samplerate, s->speed, s->pitch, dec_samples, &(s->audio_track));
if(s->autpc_msi == NULL) {
goto alaw_decode_end;
}
if(s->direct_to_dac) {
msi_add_output(s->autpc_msi, NULL, "R_AUDAC");
}
msi_add_output(s->msi, NULL, s->autpc_msi->name);
}
ret = msi_output_fb(s->msi, send_frame_buf);
ALAW_DEBUG("alaw decode send framebuff:%p,ret:%d\r\n",send_frame_buf,ret);
send_frame_buf = NULL;
}
alaw_decode_frame_end:
ALAW_DEBUG("alaw decode delete framebuff:%p,len:%d,\r\n",recv_frame_buf,recv_frame_buf->len);
msi_delete_fb(s->msi, recv_frame_buf);
recv_frame_buf = NULL;
}
else {
if(clear_finish == 0) {
clear_finish = 1;
os_event_set(&s->event, coder_clear_finish_event, NULL);
}
os_sleep_ms(1);
}
if(s->next_status == AUCODEC_EXIT) {
s->current_status = AUCODEC_EXIT;
goto alaw_decode_end;
}
}
alaw_decode_end:
msi_output_cmd(s->msi,MSI_CMD_AUTPC,MSI_AUTPC_END_STREAM,(uint32_t)(&(s->audio_track)));
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_END_STREAM,(uint32_t)(&(s->audio_track)));
if(recv_frame_buf) {
msi_delete_fb(NULL, recv_frame_buf);
recv_frame_buf = NULL;
}
if(send_frame_buf) {
msi_delete_fb(s->msi, send_frame_buf);
send_frame_buf = NULL;
}
if(alaw_dec)
audio_coder_close(alaw_dec);
}
static void alaw_decode_thread(void *d)
{
struct alaw_decode_struct *s = (struct alaw_decode_struct *)d;
msi_get(s->msi);
if(s->direct_to_dac) {
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(s->audio_track)));
}
s->msi->enable = 1;
alaw_decode(s);
if(s->direct_to_dac) {
s->audio_track.priority &= 0x3F;
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(s->audio_track)));
}
os_event_set(&s->event, coder_exit_event, NULL);
while((s->next_status != AUCODEC_EXIT) && (s->destroy_self == 0)) {
s->current_status = AUCODEC_END;
os_sleep_ms(5);
}
if(s->src_msi) {
msi_del_output(s->src_msi, NULL, s->msi->name);
s->src_msi = NULL;
}
if(s->next_status != AUCODEC_EXIT)
msi_destroy(s->msi);
msi_put(s->msi);
}
static int32_t alaw_decode_msi_action(struct msi *msi, uint32_t cmd_id, uint32_t param1, uint32_t param2)
{
int32_t ret = RET_OK;
struct alaw_decode_struct *alaw_decode_s = (struct alaw_decode_struct*)(msi->priv);
switch(cmd_id) {
case MSI_CMD_AUCODER:
{
ret = RET_ERR;
if(alaw_decode_s) {
uint32_t cmd_self = (uint32_t)param1;
switch(cmd_self) {
case MSI_AUCODER_PAUSE:
{
if(alaw_decode_s->current_status == AUCODEC_RUN) {
alaw_decode_s->next_status = AUCODEC_PAUSE;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_CONTINUE:
{
if(alaw_decode_s->current_status == AUCODEC_PAUSE) {
alaw_decode_s->next_status = AUCODEC_RUN;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_GET_STATUS:
{
*((uint32_t*)param2) = (uint32_t)(alaw_decode_s->current_status);
ret = RET_OK;
break;
}
case MSI_AUCODER_SET_SPEED:
{
alaw_decode_s->speed = (uint8_t)param2;
ret = msi_output_cmd(alaw_decode_s->msi,MSI_CMD_AUTPC,MSI_AUTPC_SET_SPEED,(uint32_t)(alaw_decode_s->speed));
break;
}
case MSI_AUCODER_GET_SPEED:
{
*((uint32_t*)param2) = (uint32_t)(alaw_decode_s->speed);
ret = RET_OK;
break;
}
case MSI_AUCODER_SET_PITCH:
{
alaw_decode_s->pitch = (uint8_t)param2;
ret = msi_output_cmd(alaw_decode_s->msi,MSI_CMD_AUTPC,MSI_AUTPC_SET_PITCH,(uint32_t)(alaw_decode_s->pitch));
break;
}
case MSI_AUCODER_GET_PITCH:
{
*((uint32_t*)param2) = (uint32_t)(alaw_decode_s->pitch);
ret = RET_OK;
break;
}
case MSI_AUCODER_CLEAR_STREAM:
{
os_event_set(&alaw_decode_s->event, coder_clear_event, NULL);
os_event_wait(&alaw_decode_s->event, coder_clear_finish_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
msi_output_cmd(alaw_decode_s->msi,MSI_CMD_AUTPC,MSI_AUTPC_END_STREAM,(uint32_t)(&(alaw_decode_s->audio_track)));
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_CLEAR_STREAM,(uint32_t)(&(alaw_decode_s->audio_track)));
ret = RET_OK;
break;
}
case MSI_AUCODER_SET_SRCMSI:
{
if(alaw_decode_s->src_msi) {
msi_del_output(alaw_decode_s->src_msi, NULL, msi->name);
}
alaw_decode_s->src_msi = NULL;
ret = msi_add_output((struct msi*)param2, NULL, msi->name);
if(ret == RET_OK) {
alaw_decode_s->src_msi = (struct msi*)param2;
}
break;
}
case MSI_AUCODER_DIRECT_TO_DAC:
{
uint32_t direct_to_dac = param2;
if(direct_to_dac && alaw_decode_s->direct_to_dac == 0) {
alaw_decode_s->direct_to_dac = 1;
if(alaw_decode_s->use_tpc == 0) {
msi_add_output(msi, NULL, "R_AUDAC");
}
else if(alaw_decode_s->autpc_msi) {
msi_add_output(alaw_decode_s->autpc_msi, NULL, "R_AUDAC");
}
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(alaw_decode_s->audio_track)));
}
else if(alaw_decode_s->direct_to_dac == 1) {
alaw_decode_s->direct_to_dac = 0;
if(alaw_decode_s->use_tpc == 0) {
msi_del_output(msi, NULL, "R_AUDAC");
}
else if(alaw_decode_s->autpc_msi) {
msi_del_output(alaw_decode_s->autpc_msi, NULL, "R_AUDAC");
}
alaw_decode_s->audio_track.priority &= 0x3F;
msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(alaw_decode_s->audio_track)));
}
break;
}
case MSI_AUCODER_DEINIT:
{
msi_destroy(msi);
ret = RET_OK;
break;
}
default:
break;
}
}
break;
}
case MSI_CMD_TRANS_FB:
{
ret = RET_ERR;
struct framebuff *frame_buf = (struct framebuff *)param1;
if(frame_buf->mtype == F_AUDIO) {
ret = RET_OK;
}
break;
}
case MSI_CMD_FREE_FB:
{
ret = RET_ERR;
if(alaw_decode_s) {
struct framebuff *frame_buf = (struct framebuff *)param1;
if(frame_buf->data) {
ALAW_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
fbpool_put(&alaw_decode_s->tx_pool, frame_buf);
}
break;
}
case MSI_CMD_PRE_DESTROY:
{
if(alaw_decode_s && alaw_decode_s->task_hdl) {
alaw_decode_s->next_status = AUCODEC_EXIT;
}
break;
}
case MSI_CMD_POST_DESTROY:
{
if(alaw_decode_s) {
if(alaw_decode_s->task_hdl) {
os_event_wait(&alaw_decode_s->event, coder_exit_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
}
for(uint32_t i=0; i<MAX_ALAW_DECODE_TXBUF; i++) {
struct framebuff *frame_buf = (alaw_decode_s->tx_pool.pool)+i;
if(frame_buf->data) {
ALAW_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
}
fbpool_destroy(&alaw_decode_s->tx_pool);
if(alaw_decode_s->event.hdl) {
os_event_del(&alaw_decode_s->event);
}
if(alaw_decode_s->autpc_msi) {
autpc_msi_deinit(alaw_decode_s->autpc_msi);
alaw_decode_s->autpc_msi = NULL;
}
if(alaw_decode_s->msi_name) {
ALAW_CODE_FREE(alaw_decode_s->msi_name);
alaw_decode_s->msi_name = NULL;
}
ALAW_CODE_FREE(alaw_decode_s);
alaw_decode_s = NULL;
}
break;
}
default:
break;
}
return ret;
}
struct msi *alaw_decode_init(AUDEC_INIT *audec_init)
{
#if AUDIO_EN
char *msi_name = NULL;
msi_name = (char*)ALAW_CODE_ZALLOC(sizeof(char)*32);
if(msi_name == NULL) {
os_printf("alloc autpc msi namefail\n");
return NULL;
}
os_snprintf(msi_name, 20, "SR_ALAW_DECODE_""%04d", (int)(os_jiffies()));
struct msi *msi = msi_new(msi_name, MAX_ALAW_DECODE_RXBUF, NULL);
if(msi == NULL) {
ALAW_INFO("create alaw decode msi fail!\r\n");
return NULL;
}
struct alaw_decode_struct *alaw_decode_s = (struct alaw_decode_struct*)ALAW_CODE_ZALLOC(sizeof(struct alaw_decode_struct));
if(!alaw_decode_s) {
ALAW_INFO("alaw_decode_s malloc fail!\r\n");
goto alaw_decode_init_err;
}
msi->priv = alaw_decode_s;
msi->action = (msi_action)alaw_decode_msi_action;
fbpool_init(&alaw_decode_s->tx_pool, MAX_ALAW_DECODE_TXBUF);
for(uint32_t i=0; i<MAX_ALAW_DECODE_TXBUF; i++) {
struct framebuff *frame_buf = (alaw_decode_s->tx_pool.pool)+i;
frame_buf->data = NULL;
frame_buf->priv = &(alaw_decode_s->audio_track);
}
if(os_event_init(&alaw_decode_s->event) != RET_OK) {
ALAW_INFO("create alaw decode event fail!\r\n");
goto alaw_decode_init_err;
}
if(audec_init->src_msi && (msi_add_output(audec_init->src_msi, NULL, msi->name) != RET_OK)) {
goto alaw_decode_init_err;
}
alaw_decode_s->msi = msi;
alaw_decode_s->msi_name = msi_name;
alaw_decode_s->src_msi = audec_init->src_msi;
alaw_decode_s->direct_to_dac = audec_init->direct_to_dac;
alaw_decode_s->use_tpc = audec_init->use_tpc;
alaw_decode_s->speed = audec_init->speed;
alaw_decode_s->pitch = audec_init->pitch;
alaw_decode_s->destroy_self = audec_init->destroy_self;
alaw_decode_s->audio_track.priority = audec_init->priority;
alaw_decode_s->audio_track.track_type = audec_init->track_type;
alaw_decode_s->next_status = AUCODEC_RUN;
alaw_decode_s->current_status = AUCODEC_RUN;
if(audec_init->direct_to_dac && !alaw_decode_s->use_tpc) {
msi_add_output(msi, NULL, "R_AUDAC");
}
alaw_decode_s->task_hdl = os_task_create("alaw_decode_thread", alaw_decode_thread, (void*)alaw_decode_s, OS_TASK_PRIORITY_ABOVE_NORMAL, 0, NULL, 1024);
if(alaw_decode_s->task_hdl == NULL) {
ALAW_INFO("create opus decode task fail!\r\n");
goto alaw_decode_init_err;
}
return msi;
alaw_decode_init_err:
msi_destroy(msi);
#endif
return NULL;
}

319
sdk/app/audio_media_ctrl/alaw/alaw_encode.c Normal file
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#include "basic_include.h"
#include "csi_kernel.h"
#include "lib/multimedia/msi.h"
#include "lib/multimedia/framebuff.h"
#include "lib/audio/audio_code/audio_code.h"
#include "alaw_code.h"
#define MAX_ALAW_ENCODE_RXBUF 4
#define MAX_ALAW_ENCODE_TXBUF 4
struct alaw_encode_struct {
struct fbpool tx_pool;
struct os_event event;
struct msi *msi;
struct msi *src_msi;
void *task_hdl;
uint8_t destroy_self;
uint8_t next_status;
uint8_t current_status;
uint8_t enc_buf[1024];
uint32_t samplerate;
AUDIO_INFO audio_info;
};
static void alaw_encode_thread(void *d)
{
uint8_t clear_finish = 1;
uint8_t *send_data = NULL;
int16_t *recv_data = NULL;
int32_t enc_bytes = 0;
int32_t ret = 0;
uint32_t data_len = 0;
uint32_t clear_flag = 0;
struct framebuff *send_frame_buf = NULL;
struct framebuff *recv_frame_buf = NULL;
struct alaw_encode_struct *s = (struct alaw_encode_struct *)d;
AUCODE_HDL *alaw_enc = NULL;
s->msi->enable = 1;
msi_get(s->msi);
alaw_enc = audio_coder_open(ALAW_ENC, s->samplerate, 1);
if (alaw_enc == NULL)
goto alaw_encode_thread_end;
while(1) {
os_event_wait(&s->event, coder_clear_event, &clear_flag, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, 0);
if(clear_flag & coder_clear_event) {
clear_flag = 0;
clear_finish = 0;
}
if(s->next_status == AUCODEC_PAUSE) {
if(s->current_status == AUCODEC_RUN) {
audio_coder_close(alaw_enc);
alaw_enc = audio_coder_open(ALAW_ENC, s->samplerate, 1);
if (alaw_enc == NULL)
goto alaw_encode_thread_end;
}
s->current_status = AUCODEC_PAUSE;
}
recv_frame_buf = msi_get_fb(s->msi, 0);
if(recv_frame_buf) {
if(s->audio_info.nsamples == 0) {
s->audio_info.nsamples = recv_frame_buf->len / 2;
s->audio_info.time_interval = s->audio_info.nsamples * 1000 / s->samplerate;
s->audio_info.samplerate = s->samplerate;
}
if(clear_finish == 0) {
goto alaw_encode_frame_end;
}
if(s->next_status == AUCODEC_PAUSE) {
goto alaw_encode_frame_end;
}
else {
s->current_status = AUCODEC_RUN;
recv_data = (int16_t*)recv_frame_buf->data;
data_len = recv_frame_buf->len;
enc_bytes = audio_encode_data(alaw_enc, (int16_t*)recv_data, data_len/2, s->enc_buf);
send_frame_buf = fbpool_get(&s->tx_pool, 0, s->msi);
if(send_frame_buf) {
send_frame_buf->data = (uint8_t*)ALAW_CODE_MALLOC(enc_bytes);
if(!send_frame_buf->data) {
ALAW_INFO("alaw encode malloc send_frame_buf->data fail!\n");
msi_delete_fb(s->msi, send_frame_buf);
send_frame_buf = NULL;
goto alaw_encode_frame_end;
}
send_data = send_frame_buf->data;
os_memcpy(send_data, s->enc_buf, enc_bytes);
send_frame_buf->len = enc_bytes;
send_frame_buf->mtype = F_AUDIO;
send_frame_buf->time = recv_frame_buf->time;
send_frame_buf->priv = &(s->audio_info);
ret = msi_output_fb(s->msi, send_frame_buf);
ALAW_DEBUG("alaw encode send framebuff:%p,ret:%d\r\n",send_frame_buf,ret);
send_frame_buf = NULL;
}
}
alaw_encode_frame_end:
ALAW_DEBUG("alaw encode delete framebuff:%p,len:%d,\r\n",recv_frame_buf,recv_frame_buf->len);
msi_delete_fb(s->msi, recv_frame_buf);
recv_frame_buf = NULL;
}
else {
if(clear_finish == 0) {
clear_finish = 1;
os_event_set(&s->event, coder_clear_finish_event, NULL);
}
os_sleep_ms(1);
}
if(s->next_status == AUCODEC_EXIT) {
s->current_status = AUCODEC_EXIT;
goto alaw_encode_thread_end;
}
}
alaw_encode_thread_end:
if(alaw_enc)
audio_coder_close(alaw_enc);
os_event_set(&s->event, coder_exit_event, NULL);
while((s->next_status != AUCODEC_EXIT) && (s->destroy_self == 0)) {
s->current_status = AUCODEC_END;
os_sleep_ms(5);
}
if(s->src_msi) {
msi_del_output(s->src_msi, NULL, s->msi->name);
s->src_msi = NULL;
}
if(s->next_status != AUCODEC_EXIT)
msi_destroy(s->msi);
msi_put(s->msi);
}
static int32_t alaw_encode_msi_action(struct msi *msi, uint32_t cmd_id, uint32_t param1, uint32_t param2)
{
int32_t ret = RET_OK;
struct alaw_encode_struct *alaw_encode_s = (struct alaw_encode_struct*)(msi->priv);
switch(cmd_id) {
case MSI_CMD_AUCODER:
{
ret = RET_ERR;
if(alaw_encode_s) {
uint32_t cmd_self = (uint32_t)param1;
switch(cmd_self) {
case MSI_AUCODER_PAUSE:
{
if(alaw_encode_s->current_status == AUCODEC_RUN) {
alaw_encode_s->next_status = AUCODEC_PAUSE;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_CONTINUE:
{
if(alaw_encode_s->current_status == AUCODEC_PAUSE) {
alaw_encode_s->next_status = AUCODEC_RUN;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_GET_STATUS:
{
*((uint32_t*)param2) = (uint32_t)(alaw_encode_s->current_status);
ret = RET_OK;
break;
}
case MSI_AUCODER_CLEAR_STREAM:
{
os_event_set(&alaw_encode_s->event, coder_clear_event, NULL);
os_event_wait(&alaw_encode_s->event, coder_clear_finish_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
ret = RET_OK;
break;
}
case MSI_AUCODER_SET_SRCMSI:
{
if(alaw_encode_s->src_msi) {
msi_del_output(alaw_encode_s->src_msi, NULL, msi->name);
}
alaw_encode_s->src_msi = NULL;
ret = msi_add_output((struct msi*)param2, NULL, msi->name);
if(ret == RET_OK) {
alaw_encode_s->src_msi = (struct msi*)param2;
}
break;
}
case MSI_AUCODER_DEINIT:
{
msi_destroy(msi);
ret = RET_OK;
break;
}
default:
break;
}
}
break;
}
case MSI_CMD_TRANS_FB:
{
ret = RET_ERR;
struct framebuff *frame_buf = (struct framebuff *)param1;
if(frame_buf->mtype == F_AUDIO) {
ret = RET_OK;
}
break;
}
case MSI_CMD_FREE_FB:
{
ret = RET_ERR;
if(alaw_encode_s) {
struct framebuff *frame_buf = (struct framebuff *)param1;
if(frame_buf->data) {
ALAW_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
fbpool_put(&alaw_encode_s->tx_pool, frame_buf);
}
break;
}
case MSI_CMD_PRE_DESTROY:
{
if(alaw_encode_s && alaw_encode_s->task_hdl) {
alaw_encode_s->next_status = AUCODEC_EXIT;
}
break;
}
case MSI_CMD_POST_DESTROY:
{
if(alaw_encode_s) {
if(alaw_encode_s->task_hdl) {
os_event_wait(&alaw_encode_s->event, coder_exit_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
}
for(uint32_t i=0; i<MAX_ALAW_ENCODE_TXBUF; i++) {
struct framebuff *frame_buf = (alaw_encode_s->tx_pool.pool)+i;
if(frame_buf->data) {
ALAW_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
}
fbpool_destroy(&alaw_encode_s->tx_pool);
if(alaw_encode_s->event.hdl) {
os_event_del(&alaw_encode_s->event);
}
ALAW_CODE_FREE(alaw_encode_s);
alaw_encode_s = NULL;
}
break;
}
default:
break;
}
return ret;
}
struct msi *alaw_encode_init(uint32_t samplerate, AUENC_INIT *auenc_init)
{
#if AUDIO_EN
uint8_t msi_isnew = 0;
struct alaw_encode_struct *alaw_encode_s = NULL;
struct msi *msi = msi_new("SR_ALAW_ENCODE", MAX_ALAW_ENCODE_RXBUF, &msi_isnew);
if(msi && !msi_isnew) {
alaw_encode_s = (struct alaw_encode_struct*)(msi->priv);
if(alaw_encode_s) {
if(samplerate != alaw_encode_s->samplerate) {
ALAW_INFO("alaw_encode_init conflict!\r\n");
goto alaw_encode_init_err;
}
}
}
else if(msi && msi_isnew) {
alaw_encode_s = (struct alaw_encode_struct *)ALAW_CODE_ZALLOC(sizeof(struct alaw_encode_struct));
if(!alaw_encode_s) {
ALAW_INFO("alaw_encode_s malloc fail!\r\n");
goto alaw_encode_init_err;
}
msi->priv = alaw_encode_s;
msi->action = (msi_action)alaw_encode_msi_action;
fbpool_init(&alaw_encode_s->tx_pool, MAX_ALAW_ENCODE_TXBUF);
for(uint32_t i=0; i<MAX_ALAW_ENCODE_TXBUF; i++) {
struct framebuff *frame_buf = (alaw_encode_s->tx_pool.pool)+i;
frame_buf->data = NULL;
}
if(os_event_init(&alaw_encode_s->event) != RET_OK) {
ALAW_INFO("create alaw encode event fail!\r\n");
goto alaw_encode_init_err;
}
if(auenc_init->src_msi && (msi_add_output(auenc_init->src_msi, NULL, msi->name) != RET_OK)) {
goto alaw_encode_init_err;
}
alaw_encode_s->msi = msi;
alaw_encode_s->src_msi = auenc_init->src_msi;
alaw_encode_s->samplerate = samplerate;
alaw_encode_s->destroy_self = auenc_init->destroy_self;
alaw_encode_s->next_status = AUCODEC_RUN;
alaw_encode_s->current_status = AUCODEC_RUN;
}
else {
ALAW_INFO("create alaw encode msi fail!\r\n");
return NULL;
}
if(msi_isnew) {
alaw_encode_s->task_hdl = os_task_create("alaw_encode_thread", alaw_encode_thread, (void*)alaw_encode_s, OS_TASK_PRIORITY_ABOVE_NORMAL, 0, NULL, 1024);
if(alaw_encode_s->task_hdl == NULL) {
ALAW_INFO("create alaw encode task fail!\r\n");
goto alaw_encode_init_err;
}
}
return msi;
alaw_encode_init_err:
msi_destroy(msi);
#endif
return NULL;
}