+
−/*
+
− * twamr-encode-r is a speech encoder utility going from "robe" (raw BE)
+
− * input to RFC 4867 storage format (.amr) output.
+
− */
+
−
+
−#include <stdio.h>
+
−#include <stdint.h>
+
−#include <stdlib.h>
+
−#include <string.h>
+
−#include <strings.h>
+
−#include <unistd.h>
+
−#include "../libtwamr/tw_amr.h"
+
−#include "../libtest/roberead.h"
+
−
+
−main(argc, argv)
+
−	char **argv;
+
−{
+
−	char *infname, *outfname, *mode_arg;
+
−	FILE *inf, *outf;
+
−	struct amr_encoder_state *state;
+
−	enum Mode mode_val;
+
−	int16_t pcm[160];
+
−	struct amr_param_frame frame;
+
−	uint8_t out_bytes[AMR_IETF_MAX_PL];
+
−	int opt, dtx = 0, vad2 = 0, use_mode_file = 0, rc;
+
−	unsigned nbytes;
+
−	extern int optind;
+
−
+
−	while ((opt = getopt(argc, argv, "d2")) != EOF) {
+
−		switch (opt) {
+
−		case 'd':
+
−			dtx = 1;
+
−			continue;
+
−		case '2':
+
−			vad2 = 1;
+
−			continue;
+
−		default:
+
−		usage:
+
−			fprintf(stderr,
+
−			"usage: %s [-d] [-2] input.robe mode output.amr\n",
+
−				argv[0]);
+
−			exit(1);
+
−		}
+
−	}
+
−	if (argc != optind + 3)
+
−		goto usage;
+
−	infname = argv[optind];
+
−	mode_arg = argv[optind+1];
+
−	outfname = argv[optind+2];
+
−
+
−	inf = fopen(infname, "r");
+
−	if (!inf) {
+
−		perror(infname);
+
−		exit(1);
+
−	}
+
−	if (!strncmp(mode_arg, "file:", 5)) {
+
−		open_mode_file(mode_arg + 5);
+
−		use_mode_file = 1;
+
−	} else {
+
−		rc = grok_mode_name(mode_arg, &mode_val);
+
−		if (rc < 0) {
+
−			fprintf(stderr, "error: invalid mode argument \"%s\"\n",
+
−				mode_arg);
+
−			exit(1);
+
−		}
+
−	}
+
−	outf = fopen(outfname, "w");
+
−	if (!outf) {
+
−		perror(outfname);
+
−		exit(1);
+
−	}
+
−	state = amr_encoder_create(dtx, vad2);
+
−	if (!state) {
+
−		perror("amr_encoder_create()");
+
−		exit(1);
+
−	}
+
−	fwrite(amr_file_header_magic, 1, AMR_IETF_HDR_LEN, outf);
+
−	for (;;) {
+
−		rc = robe_get_pcm_block(inf, pcm);
+
−		if (!rc)
+
−			break;
+
−		if (use_mode_file)
+
−			read_mode_file_line(&mode_val);
+
−		amr_encode_frame(state, mode_val, pcm, &frame);
+
−		nbytes = amr_frame_to_ietf(&frame, out_bytes);
+
−		fwrite(out_bytes, 1, nbytes, outf);
+
−	}
+
−	fclose(outf);
+
−	exit(0);
+
−}