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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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sdk/app/audio_media_ctrl/aac/aac_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 "osal_file.h"
#include "aac_code.h"
#define MAX_AAC_ENCODE_RXBUF 4
#define MAX_AAC_ENCODE_TXBUF 20
struct aac_encode_struct {
struct fbpool tx_pool;
struct os_event event;
struct msi *msi;
struct msi *src_msi;
void *task_hdl;
void *aac_fp;
uint8_t direct_to_record;
uint8_t stop_record;
uint8_t destroy_self;
uint8_t next_status;
uint8_t current_status;
uint8_t enc_buf[1536];
int16_t inbuf[1024];
uint32_t samplerate;
AUDIO_INFO audio_info;
};
static void aac_encode_thread(void *d)
{
uint8_t clear_finish = 1;
uint8_t get_audio_time = 0;
uint8_t update_audio_time = 0;
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 data_offset = 0;
uint32_t inbuf_offset = 0;
uint32_t inbuf_reslen = 2048;
uint32_t audio_time = 0;
uint32_t clear_flag = 0;
struct framebuff *send_frame_buf = NULL;
struct framebuff *recv_frame_buf = NULL;
struct aac_encode_struct *s = (struct aac_encode_struct *)d;
AUCODE_HDL *aac_enc = NULL;
s->msi->enable = 1;
msi_get(s->msi);
aac_enc = audio_coder_open(AAC_ENC, s->samplerate, 1);
if (aac_enc == NULL)
goto aac_encode_thread_end;
s->audio_info.nsamples = 1024;
s->audio_info.time_interval = s->audio_info.nsamples * 1000 / s->samplerate;
s->audio_info.samplerate = s->samplerate;
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(aac_enc);
aac_enc = audio_coder_open(AAC_ENC, s->samplerate, 1);
if (aac_enc == NULL)
goto aac_encode_thread_end;
}
s->current_status = AUCODEC_PAUSE;
inbuf_reslen = 2048;
inbuf_offset = 0;
}
recv_frame_buf = msi_get_fb(s->msi, 0);
if(recv_frame_buf) {
if(clear_finish == 0) {
inbuf_reslen = 2048;
inbuf_offset = 0;
goto aac_encode_frame_end;
}
if(s->next_status == AUCODEC_PAUSE) {
goto aac_encode_frame_end;
}
else {
s->current_status = AUCODEC_RUN;
recv_data = (int16_t*)recv_frame_buf->data;
data_len = recv_frame_buf->len;
data_offset = 0;
if(!get_audio_time) {
get_audio_time = 1;
audio_time = recv_frame_buf->time;
}
if(update_audio_time) {
audio_time = recv_frame_buf->time;
update_audio_time = 0;
}
while(data_len >= inbuf_reslen) {
os_memcpy(s->inbuf + (inbuf_offset/2), recv_data + (data_offset/2), inbuf_reslen);
data_len -= inbuf_reslen;
data_offset += inbuf_reslen;
enc_bytes = audio_encode_data(aac_enc, s->inbuf, 1024, s->enc_buf);
inbuf_reslen = 2048;
inbuf_offset = 0;
if(enc_bytes < 0) {
AAC_INFO("aac encode failed\n");
break;
}
if(enc_bytes > 0) {
if(s->aac_fp)
osal_fwrite(s->enc_buf, 1, enc_bytes, s->aac_fp);
send_frame_buf = fbpool_get(&s->tx_pool, 0, s->msi);
if(send_frame_buf) {
send_frame_buf->data = (uint8_t*)AAC_CODE_MALLOC(enc_bytes);
if(!send_frame_buf->data) {
AAC_INFO("aac encode malloc send_frame_buf->data fail!\n");
msi_delete_fb(s->msi, send_frame_buf);
send_frame_buf = NULL;
goto aac_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 = audio_time;
send_frame_buf->priv = &(s->audio_info);
ret = msi_output_fb(s->msi, send_frame_buf);
AAC_DEBUG("aac encode send framebuff:%p,ret:%d\r\n",send_frame_buf,ret);
send_frame_buf = NULL;
}
audio_time += (1024 * 1000 / s->samplerate);
if(data_len == 0)
update_audio_time = 1;
}
aac_encode_frame_end:
os_sleep_ms(1);
}
if(data_len) {
os_memcpy(s->inbuf + (inbuf_offset/2), recv_data + (data_offset/2), data_len);
inbuf_reslen -= data_len;
inbuf_offset += data_len;
data_offset = 0;
data_len = 0;
}
}
AAC_DEBUG("aac 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->stop_record) {
if(s->aac_fp) {
osal_fclose(s->aac_fp);
s->aac_fp = NULL;
}
s->direct_to_record = 0;
s->stop_record = 0;
}
if(s->next_status == AUCODEC_EXIT) {
s->current_status = AUCODEC_EXIT;
goto aac_encode_thread_end;
}
}
aac_encode_thread_end:
if(aac_enc)
audio_coder_close(aac_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 aac_encode_msi_action(struct msi *msi, uint32_t cmd_id, uint32_t param1, uint32_t param2)
{
int32_t ret = RET_OK;
struct aac_encode_struct *aac_encode_s = (struct aac_encode_struct*)(msi->priv);
switch(cmd_id) {
case MSI_CMD_AUCODER:
{
ret = RET_ERR;
if(aac_encode_s) {
uint32_t cmd_self = (uint32_t)param1;
switch(cmd_self) {
case MSI_AUCODER_PAUSE:
{
if(aac_encode_s->current_status == AUCODEC_RUN) {
aac_encode_s->next_status = AUCODEC_PAUSE;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_CONTINUE:
{
if(aac_encode_s->current_status == AUCODEC_PAUSE) {
aac_encode_s->next_status = AUCODEC_RUN;
}
ret = RET_OK;
break;
}
case MSI_AUCODER_GET_STATUS:
{
*((uint32_t*)param2) = (uint32_t)(aac_encode_s->current_status);
ret = RET_OK;
break;
}
case MSI_AUCODER_CLEAR_STREAM:
{
os_event_set(&aac_encode_s->event, coder_clear_event, NULL);
os_event_wait(&aac_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(aac_encode_s->src_msi) {
msi_del_output(aac_encode_s->src_msi, NULL, msi->name);
}
aac_encode_s->src_msi = NULL;
ret = msi_add_output((struct msi*)param2, NULL, msi->name);
if(ret == RET_OK) {
aac_encode_s->src_msi = (struct msi*)param2;
}
break;
}
case MSI_AUCODER_DEINIT:
{
aac_encode_s->stop_record = param2;
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(aac_encode_s) {
struct framebuff *frame_buf = (struct framebuff *)param1;
if(frame_buf->data) {
AAC_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
fbpool_put(&aac_encode_s->tx_pool, frame_buf);
}
break;
}
case MSI_CMD_PRE_DESTROY:
{
if(aac_encode_s && aac_encode_s->task_hdl) {
aac_encode_s->next_status = AUCODEC_EXIT;
}
break;
}
case MSI_CMD_POST_DESTROY:
{
if(aac_encode_s) {
if(aac_encode_s->task_hdl) {
os_event_wait(&aac_encode_s->event, coder_exit_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
}
for(uint32_t i=0; i<MAX_AAC_ENCODE_TXBUF; i++) {
struct framebuff *frame_buf = (aac_encode_s->tx_pool.pool)+i;
if(frame_buf->data) {
AAC_CODE_FREE(frame_buf->data);
frame_buf->data = NULL;
}
}
fbpool_destroy(&aac_encode_s->tx_pool);
if(aac_encode_s->event.hdl) {
os_event_del(&aac_encode_s->event);
}
if(aac_encode_s->aac_fp) {
osal_fclose(aac_encode_s->aac_fp);
aac_encode_s->aac_fp = NULL;
}
AAC_CODE_FREE(aac_encode_s);
aac_encode_s = NULL;
}
break;
}
default:
break;
}
return ret;
}
struct msi *aac_encode_init(char *filename, uint32_t samplerate, uint8_t direct_to_record, AUENC_INIT *auenc_init)
{
#if AUDIO_EN
uint8_t msi_isnew = 0;
struct aac_encode_struct *aac_encode_s = NULL;
struct msi *msi = msi_new("SR_AAC_ENCODE", MAX_AAC_ENCODE_RXBUF, &msi_isnew);
if(msi && !msi_isnew) {
aac_encode_s = (struct aac_encode_struct*)(msi->priv);
if(aac_encode_s) {
if((samplerate != aac_encode_s->samplerate) || (direct_to_record && aac_encode_s->direct_to_record)) {
AAC_INFO("aac_encode_init conflict!\r\n");
goto aac_encode_init_err;
}
}
}
else if(msi && msi_isnew) {
aac_encode_s = (struct aac_encode_struct *)AAC_CODE_ZALLOC(sizeof(struct aac_encode_struct));
if(!aac_encode_s) {
AAC_INFO("aac_encode_s malloc fail!\r\n");
goto aac_encode_init_err;
}
msi->priv = aac_encode_s;
msi->action = (msi_action)aac_encode_msi_action;
fbpool_init(&aac_encode_s->tx_pool, MAX_AAC_ENCODE_TXBUF);
for(uint32_t i=0; i<MAX_AAC_ENCODE_TXBUF; i++) {
struct framebuff *frame_buf = (aac_encode_s->tx_pool.pool)+i;
frame_buf->data = NULL;
}
if(os_event_init(&aac_encode_s->event) != RET_OK) {
AAC_INFO("create aac encode event fail!\r\n");
goto aac_encode_init_err;
}
if(auenc_init->src_msi && (msi_add_output(auenc_init->src_msi, NULL, msi->name) != RET_OK)) {
goto aac_encode_init_err;
}
aac_encode_s->msi = msi;
aac_encode_s->src_msi = auenc_init->src_msi;
aac_encode_s->samplerate = samplerate;
aac_encode_s->destroy_self = auenc_init->destroy_self;
aac_encode_s->next_status = AUCODEC_RUN;
aac_encode_s->current_status = AUCODEC_RUN;
}
else {
AAC_INFO("create aac encode msi fail!\r\n");
return NULL;
}
if(direct_to_record && filename) {
aac_encode_s->aac_fp = osal_fopen((const char*)filename, "wb+");
if(aac_encode_s->aac_fp == NULL) {
AAC_INFO("open aac record file %s fail!\r\n", filename);
goto aac_encode_init_err;
}
aac_encode_s->direct_to_record = 1;
}
else if(direct_to_record && !filename) {
AAC_INFO("aac record file is null!\r\n");
goto aac_encode_init_err;
}
else if(!direct_to_record && filename) {
AAC_INFO("aac record direct_to_record is 0!\r\n");
goto aac_encode_init_err;
}
if(msi_isnew) {
#if AAC_ENC_CTRL == AUCODER_RUN_IN_CPU1
aac_encode_s->task_hdl = os_task_create("aac_encode_thread", aac_encode_thread, (void*)aac_encode_s, OS_TASK_PRIORITY_ABOVE_NORMAL, 0, NULL, 1024);
#else
aac_encode_s->task_hdl = os_task_create("aac_encode_thread", aac_encode_thread, (void*)aac_encode_s, OS_TASK_PRIORITY_NORMAL, 0, NULL, 3072);
#endif
if(aac_encode_s->task_hdl == NULL) {
AAC_INFO("create aac encode task fail!\r\n");
goto aac_encode_init_err;
}
}
return msi;
aac_encode_init_err:
msi_destroy(msi);
#endif
return NULL;
}