466 lines
16 KiB
C
466 lines
16 KiB
C
#include "basic_include.h"
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#include "csi_kernel.h"
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#include "lib/multimedia/msi.h"
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#include "lib/multimedia/framebuff.h"
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#include "lib/audio/audio_code/audio_code.h"
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#include "autpc_msi/autpc_msi.h"
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#include "osal_file.h"
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#include "amr_decode.h"
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#define BUFF_SIZE 1024
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#define MAX_AMR_DECODE_TXBUF 4
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#define AMRNB_HEADER "#!AMR\n"
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#define AMRWB_HEADER "#!AMR-WB\n"
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enum {
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AMR_NB = 1,
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AMR_WB,
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};
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struct amr_decode_struct {
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AUDIO_TRACK audio_track;
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struct fbpool tx_pool;
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struct os_event event;
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struct msi *msi;
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struct msi *autpc_msi;
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char *msi_name;
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void *task_hdl;
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void *amr_fp;
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uint8_t loop_mode;
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uint8_t direct_to_dac;
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uint8_t use_tpc;
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uint8_t speed;
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uint8_t pitch;
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uint8_t destroy_self;
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uint8_t amr_type;
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uint8_t next_status;
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uint8_t current_status;
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uint8_t inbuf[BUFF_SIZE];
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uint32_t buf_size;
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uint32_t buf_offset;
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};
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static int32_t amr_file_read(struct amr_decode_struct *amr_decode_s, uint8_t *buf, uint32_t size)
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{
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int32_t read_len = 0;
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read_len = osal_fread(buf, size, 1, amr_decode_s->amr_fp);
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return read_len;
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}
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static void amr_decode(struct amr_decode_struct *s)
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{
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uint8_t endOfRead = 0;
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uint8_t *enc_ptr = NULL;
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int16_t *data = NULL;
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int32_t ret = 0;
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int32_t read_len = 0;
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int32_t dec_samples = 0;
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uint32_t unproc_data_size = 0;
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uint32_t enc_ptr_offset = 0;
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uint32_t bytes_to_read = 0;
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uint32_t interval_time = 0;
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struct framebuff *frame_buf = NULL;
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AUCODE_HDL *amr_dec = NULL;
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AUCODE_FRAME_INFO amr_info;
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AUDIO_TRACK *audac_fiter_track = NULL;
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while(!s->amr_type) {
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read_len = amr_file_read(s, s->inbuf+unproc_data_size,BUFF_SIZE);
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if(read_len <= 0) {
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AMR_INFO("amr read fail,ret:%d,line:%d!\r\n",read_len,__LINE__);
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return;
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}
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s->buf_size = read_len + unproc_data_size;
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if(s->buf_size < os_strlen(AMRWB_HEADER)) {
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unproc_data_size = s->buf_size;
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os_sleep_ms(1);
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continue;
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}
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if(os_strncmp(s->inbuf, AMRWB_HEADER, os_strlen(AMRWB_HEADER)) == 0) {
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s->amr_type = AMR_WB;
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s->buf_size -= os_strlen(AMRWB_HEADER);
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s->buf_offset = 0;
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os_memcpy(s->inbuf, s->inbuf+os_strlen(AMRWB_HEADER), s->buf_size-os_strlen(AMRWB_HEADER));
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}
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else if(os_strncmp(s->inbuf, AMRNB_HEADER, os_strlen(AMRNB_HEADER)) == 0) {
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s->amr_type = AMR_NB;
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s->buf_size -= os_strlen(AMRNB_HEADER);
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s->buf_offset = 0;
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os_memcpy(s->inbuf, s->inbuf+os_strlen(AMRNB_HEADER), s->buf_size-os_strlen(AMRNB_HEADER));
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}
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else {
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AMR_INFO("amr header err!\n");
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return;
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}
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}
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unproc_data_size = s->buf_size;
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if(s->amr_type == AMR_NB)
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amr_dec = audio_coder_open(AMRNB_DEC, 0, 0);
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else if(s->amr_type == AMR_WB)
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amr_dec = audio_coder_open(AMRWB_DEC, 0, 0);
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else {
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AMR_INFO("unknow amr type!\r\n");
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return;
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}
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if(!amr_dec)
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return;
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enc_ptr = s->inbuf;
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while(1) {
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if(s->next_status == AUCODEC_PAUSE) {
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if(s->current_status == AUCODEC_RUN) {
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msi_output_cmd(s->msi,MSI_CMD_AUTPC,MSI_AUTPC_END_STREAM,(uint32_t)(&(s->audio_track)));
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_END_STREAM,(uint32_t)(&(s->audio_track)));
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}
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s->current_status = AUCODEC_PAUSE;
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while(s->next_status == AUCODEC_PAUSE) {
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os_sleep_ms(1);
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}
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}
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if(s->next_status == AUCODEC_EXIT) {
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s->current_status = AUCODEC_EXIT;
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goto amr_decode_end;
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}
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s->current_status = AUCODEC_RUN;
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if(unproc_data_size < 128 && !endOfRead) {
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bytes_to_read = BUFF_SIZE - unproc_data_size;
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if(unproc_data_size)
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os_memcpy(s->inbuf, enc_ptr+enc_ptr_offset, unproc_data_size);
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read_len = amr_file_read(s, s->inbuf+unproc_data_size, bytes_to_read);
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if(read_len <= 0) {
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AMR_INFO("amr read fail,ret:%d,line:%d!\r\n",read_len,__LINE__);
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endOfRead = 1;
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}
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else
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unproc_data_size += read_len;
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enc_ptr = s->inbuf;
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enc_ptr_offset = 0;
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}
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if(unproc_data_size > 0) {
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while(!frame_buf) {
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frame_buf = fbpool_get(&s->tx_pool, 0, s->msi);
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if(!frame_buf)
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os_sleep_ms(1);
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}
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data = (int16_t*)frame_buf->data;
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dec_samples = audio_decode_data(amr_dec, enc_ptr+enc_ptr_offset, unproc_data_size, data, &amr_info);
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if(dec_samples <= 0) {
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enc_ptr_offset += 1;
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unproc_data_size -= 1;
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msi_delete_fb(s->msi, frame_buf);;
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frame_buf = NULL;
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continue;
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}
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enc_ptr_offset += amr_info.frame_bytes;
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unproc_data_size -= amr_info.frame_bytes;
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frame_buf->len = dec_samples*2;
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frame_buf->mtype = F_AUDIO;
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frame_buf->stype = FSTYPE_AUDIO_PCM;
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s->audio_track.samplerate = amr_info.samplerate;
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ret = msi_output_fb(s->msi, frame_buf);
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if(s->use_tpc && !s->autpc_msi) {
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s->autpc_msi = autpc_msi_init(s->audio_track.samplerate, s->speed, s->pitch, dec_samples, &(s->audio_track));
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if(s->autpc_msi == NULL) {
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goto amr_decode_end;
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}
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msi_add_output(s->msi, NULL, s->autpc_msi->name);
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if(s->direct_to_dac) {
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msi_add_output(s->autpc_msi, NULL, "R_AUDAC");
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}
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}
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AMR_DEBUG("amr decode send framebuff:%p,ret:%d\r\n",frame_buf,ret);
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msi_cmd("R_AUDAC", MSI_CMD_AUDAC, MSI_AUDAC_GET_FILTER_TRACK, (uint32_t)(&audac_fiter_track));
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if(s->direct_to_dac && (!s->use_tpc) && (audac_fiter_track != (&(s->audio_track)))) {
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interval_time = (frame_buf->len>>1)*1000/(amr_info.samplerate);
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os_sleep_ms(interval_time);
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}
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frame_buf = NULL;
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}
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else if(endOfRead) {
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goto amr_decode_end;
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}
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}
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amr_decode_end:
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msi_output_cmd(s->msi,MSI_CMD_AUTPC,MSI_AUTPC_END_STREAM,(uint32_t)(&(s->audio_track)));
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_END_STREAM,(uint32_t)(&(s->audio_track)));
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if(frame_buf) {
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msi_delete_fb(s->msi, frame_buf);
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frame_buf = NULL;
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}
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if(amr_dec)
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audio_coder_close(amr_dec);
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}
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static void amr_decode_thread(void *d)
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{
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struct amr_decode_struct *s = (struct amr_decode_struct *)d;
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msi_get(s->msi);
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if(s->direct_to_dac) {
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(s->audio_track)));
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}
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s->msi->enable = 1;
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do {
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osal_fseek(s->amr_fp, 0);
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amr_decode(s);
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if(s->current_status == AUCODEC_EXIT) {
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break;
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}
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}while(s->loop_mode);
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if(s->direct_to_dac) {
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s->audio_track.priority &= 0x3F;
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(s->audio_track)));
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}
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os_event_set(&s->event, coder_exit_event, NULL);
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while((s->next_status != AUCODEC_EXIT) && (s->destroy_self == 0)) {
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s->current_status = AUCODEC_END;
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os_sleep_ms(5);
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}
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if(s->next_status != AUCODEC_EXIT)
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msi_destroy(s->msi);
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msi_put(s->msi);
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}
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static int32_t amr_decode_msi_action(struct msi *msi, uint32_t cmd_id, uint32_t param1, uint32_t param2)
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{
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int32_t ret = RET_OK;
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struct amr_decode_struct *amr_decode_s = (struct amr_decode_struct*)(msi->priv);
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switch(cmd_id) {
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case MSI_CMD_AUCODER:
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{
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ret = RET_ERR;
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if(amr_decode_s) {
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uint32_t cmd_self = (uint32_t)param1;
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switch(cmd_self) {
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case MSI_AUCODER_PAUSE:
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{
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if(amr_decode_s->current_status == AUCODEC_RUN) {
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amr_decode_s->next_status = AUCODEC_PAUSE;
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}
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_CONTINUE:
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{
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if(amr_decode_s->current_status == AUCODEC_PAUSE) {
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amr_decode_s->next_status = AUCODEC_RUN;
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}
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_GET_STATUS:
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{
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*((uint32_t*)param2) = (uint32_t)(amr_decode_s->current_status);
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_SET_SPEED:
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{
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amr_decode_s->speed = (uint8_t)param2;
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ret = msi_output_cmd(amr_decode_s->msi,MSI_CMD_AUTPC,MSI_AUTPC_SET_SPEED,(uint32_t)(amr_decode_s->speed));
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break;
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}
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case MSI_AUCODER_GET_SPEED:
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{
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*((uint32_t*)param2) = (uint32_t)(amr_decode_s->speed);
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_SET_PITCH:
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{
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amr_decode_s->pitch = (uint8_t)param2;
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ret = msi_output_cmd(amr_decode_s->msi,MSI_CMD_AUTPC,MSI_AUTPC_SET_PITCH,(uint32_t)(amr_decode_s->pitch));
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break;
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}
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case MSI_AUCODER_GET_PITCH:
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{
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*((uint32_t*)param2) = (uint32_t)(amr_decode_s->pitch);
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_CLEAR_STREAM:
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{
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ret = RET_OK;
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break;
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}
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case MSI_AUCODER_DIRECT_TO_DAC:
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{
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uint32_t direct_to_dac = param2;
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if(direct_to_dac && amr_decode_s->direct_to_dac == 0) {
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amr_decode_s->direct_to_dac = 1;
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if(amr_decode_s->use_tpc == 0) {
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msi_add_output(msi, NULL, "R_AUDAC");
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}
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else if(amr_decode_s->autpc_msi) {
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msi_add_output(amr_decode_s->autpc_msi, NULL, "R_AUDAC");
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}
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(amr_decode_s->audio_track)));
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}
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else if(amr_decode_s->direct_to_dac == 1) {
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amr_decode_s->direct_to_dac = 0;
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if(amr_decode_s->use_tpc == 0) {
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msi_del_output(msi, NULL, "R_AUDAC");
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}
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else if(amr_decode_s->autpc_msi) {
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msi_del_output(amr_decode_s->autpc_msi, NULL, "R_AUDAC");
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}
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amr_decode_s->audio_track.priority &= 0x3F;
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msi_cmd("R_AUDAC",MSI_CMD_AUDAC,MSI_AUDAC_SET_FILTER_TRACK,(uint32_t)(&(amr_decode_s->audio_track)));
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}
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break;
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}
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case MSI_AUCODER_DEINIT:
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{
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msi_destroy(msi);
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ret = RET_OK;
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break;
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}
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default:
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break;
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}
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}
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break;
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}
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case MSI_CMD_FREE_FB:
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{
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ret = RET_ERR;
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if(amr_decode_s) {
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struct framebuff *frame_buf = (struct framebuff *)param1;
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fbpool_put(&amr_decode_s->tx_pool, frame_buf);
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}
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break;
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}
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case MSI_CMD_PRE_DESTROY:
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{
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if(amr_decode_s && amr_decode_s->task_hdl) {
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amr_decode_s->next_status = AUCODEC_EXIT;
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}
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break;
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}
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case MSI_CMD_POST_DESTROY:
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{
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if(amr_decode_s) {
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if(amr_decode_s->task_hdl) {
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os_event_wait(&amr_decode_s->event, coder_exit_event, NULL, OS_EVENT_WMODE_OR | OS_EVENT_WMODE_CLEAR, osWaitForever);
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}
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for(uint32_t i=0; i<MAX_AMR_DECODE_TXBUF; i++) {
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struct framebuff *frame_buf = (amr_decode_s->tx_pool.pool)+i;
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if(frame_buf->data) {
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AMR_DECODE_FREE(frame_buf->data);
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frame_buf->data = NULL;
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}
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}
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fbpool_destroy(&amr_decode_s->tx_pool);
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if(amr_decode_s->event.hdl) {
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os_event_del(&amr_decode_s->event);
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}
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if(amr_decode_s->amr_fp) {
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osal_fclose(amr_decode_s->amr_fp);
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amr_decode_s->amr_fp = NULL;
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}
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if(amr_decode_s->autpc_msi) {
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autpc_msi_deinit(amr_decode_s->autpc_msi);
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amr_decode_s->autpc_msi = NULL;
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}
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if(amr_decode_s->msi_name) {
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AMR_DECODE_FREE(amr_decode_s->msi_name);
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amr_decode_s->msi_name = NULL;
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}
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AMR_DECODE_FREE(amr_decode_s);
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amr_decode_s = NULL;
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}
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break;
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}
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default:
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break;
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}
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return ret;
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}
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struct msi *amr_decode_init(char *filename, uint8_t loop_mode, AUDEC_INIT *audec_init)
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{
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#if AUDIO_EN
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char *msi_name = NULL;
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msi_name = (char*)AMR_DECODE_ZALLOC(sizeof(char)*32);
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if(msi_name == NULL) {
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os_printf("alloc autpc msi namefail\n");
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return NULL;
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}
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os_snprintf(msi_name, 20, "SR_AMR_DECODE_""%04d", (int)(os_jiffies()));
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struct msi *msi = msi_new(msi_name, 0, NULL);
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if(msi == NULL) {
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AMR_INFO("create amr decode msi fail!\r\n");
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return NULL;
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}
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struct amr_decode_struct *amr_decode_s = (struct amr_decode_struct*)AMR_DECODE_ZALLOC(sizeof(struct amr_decode_struct));
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if(!amr_decode_s) {
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AMR_INFO("amr_decode_s malloc fail!\r\n");
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goto amr_decode_init_err;
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}
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msi->priv = amr_decode_s;
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msi->action = (msi_action)amr_decode_msi_action;
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fbpool_init(&amr_decode_s->tx_pool, MAX_AMR_DECODE_TXBUF);
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for(uint32_t i=0; i<MAX_AMR_DECODE_TXBUF; i++) {
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struct framebuff *frame_buf = (amr_decode_s->tx_pool.pool)+i;
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frame_buf->data = (uint8_t*)AMR_DECODE_MALLOC(320 * sizeof(int16_t));
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if(frame_buf->data == NULL) {
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AMR_INFO("amr decode malloc framebuff data fail!\r\n");
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goto amr_decode_init_err;
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}
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frame_buf->priv = &(amr_decode_s->audio_track);;
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}
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if(filename) {
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amr_decode_s->amr_fp = osal_fopen((const char*)filename, "rb");
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if(amr_decode_s->amr_fp == NULL) {
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AMR_INFO("open amr file %s fail!\r\n", filename);
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goto amr_decode_init_err;
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}
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}
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else {
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AMR_INFO("arm filename is null!\r\n");
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goto amr_decode_init_err;
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}
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if(os_event_init(&amr_decode_s->event) != RET_OK) {
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AMR_INFO("create amr decode event fail!\r\n");
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goto amr_decode_init_err;
|
|
}
|
|
amr_decode_s->msi = msi;
|
|
amr_decode_s->msi_name = msi_name;
|
|
amr_decode_s->loop_mode = loop_mode;
|
|
amr_decode_s->direct_to_dac = audec_init->direct_to_dac;
|
|
amr_decode_s->use_tpc = audec_init->use_tpc;
|
|
amr_decode_s->speed = audec_init->speed;
|
|
amr_decode_s->pitch = audec_init->pitch;
|
|
amr_decode_s->destroy_self = audec_init->destroy_self;
|
|
amr_decode_s->audio_track.priority = audec_init->priority;
|
|
amr_decode_s->audio_track.track_type = audec_init->track_type;
|
|
amr_decode_s->next_status = AUCODEC_RUN;
|
|
amr_decode_s->current_status = AUCODEC_RUN;
|
|
if(audec_init->direct_to_dac && !amr_decode_s->use_tpc) {
|
|
msi_add_output(msi, NULL, "R_AUDAC");
|
|
}
|
|
#if AMRNB_DEC_CTRL == AUCODER_RUN_IN_CPU1
|
|
amr_decode_s->task_hdl = os_task_create("amr_decode_thread", amr_decode_thread, (void*)amr_decode_s, OS_TASK_PRIORITY_ABOVE_NORMAL, 0, NULL, 1024);
|
|
#else
|
|
amr_decode_s->task_hdl = os_task_create("amr_decode_thread", amr_decode_thread, (void*)amr_decode_s, OS_TASK_PRIORITY_NORMAL, 0, NULL, 4096);
|
|
#endif
|
|
if(amr_decode_s->task_hdl == NULL) {
|
|
AMR_INFO("create amr decode task fail!\r\n");
|
|
goto amr_decode_init_err;
|
|
}
|
|
return msi;
|
|
|
|
amr_decode_init_err:
|
|
msi_destroy(msi);
|
|
#endif
|
|
return NULL;
|
|
} |