return 0;
}
+
+int sttd_recorder_start_file(int uid, const char *filepath)
+{
+ if (STTD_RECORDER_STATE_RECORDING == g_recorder_state)
+ return 0;
+
+ /* Check engine id is valid */
+ if (NULL == g_recorder) {
+ SLOG(LOG_WARN, TAG_STTD, "[Recorder WARNING] Engine id is not valid");
+ return STTD_ERROR_INVALID_PARAMETER;
+ }
+ g_recorder_state = STTD_RECORDER_STATE_RECORDING;
+ g_recorder->uid = uid;
+
+ int cnt = 0;
+ int totalReadBytes = 0;
+
+ FILE *infile = fopen(filepath, "rb");
+
+ //process the file
+ if (infile != NULL) {
+ while (!feof(infile)) {
+ static char pcm_buff[BUFFER_LENGTH];
+ int read_byte = fread(pcm_buff, 1, BUFFER_LENGTH, infile);
+ totalReadBytes += read_byte;
+ if (0 != read_byte) {
+ if (0 != g_audio_cb(pcm_buff, read_byte)) {
+ SLOG(LOG_ERROR, TAG_STTD, "[Recorder ERROR] Fail to call audio callback");
+ fclose(infile);
+ return -1;
+ }
+ if (0 == cnt % 30) {
+ float vol_db = get_volume_decibel(pcm_buff, BUFFER_LENGTH, g_recorder->audio_type);
+ if (0 != sttdc_send_set_volume(g_recorder->uid, vol_db)) {
+ SLOG(LOG_ERROR, TAG_STTD, "[Recorder] Fail to send recording volume(%f)", vol_db);
+ }
+ }
+
+ /* Audio read log */
+ if (0 == cnt % 50)
+ SLOG(LOG_DEBUG, TAG_STTD, "[Recorder][%d] Recording... : read_size(%d)", cnt, read_byte);
+ cnt++;
+ }
+ }
+ fclose(infile);
+ }
+
+ SLOG(LOG_DEBUG, TAG_STTD, "[Recorder][%d] total bytes(%d)", cnt, totalReadBytes);
+ return 0;
+}
+
+int sttd_recorder_stop_file()
+{
+ if (STTD_RECORDER_STATE_READY == g_recorder_state)
+ return 0;
+
+ /* Check engine id is valid */
+ if (NULL == g_recorder) {
+ SLOG(LOG_WARN, TAG_STTD, "[Recorder WARNING] Engine id is not valid");
+ return STTD_ERROR_INVALID_PARAMETER;
+ }
+
+ g_recorder->uid = -1;
+ g_recorder_state = STTD_RECORDER_STATE_READY;
+
+ return 0;
+}