summaryrefslogtreecommitdiff
path: root/apps/codecs/libspeex/testenc_uwb.c
diff options
context:
space:
mode:
Diffstat (limited to 'apps/codecs/libspeex/testenc_uwb.c')
-rw-r--r--apps/codecs/libspeex/testenc_uwb.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/apps/codecs/libspeex/testenc_uwb.c b/apps/codecs/libspeex/testenc_uwb.c
deleted file mode 100644
index e9bf18a667..0000000000
--- a/apps/codecs/libspeex/testenc_uwb.c
+++ /dev/null
@@ -1,137 +0,0 @@
1#ifdef HAVE_CONFIG_H
2#include "config.h"
3#endif
4
5#include <speex/speex.h>
6#include <stdio.h>
7#include <stdlib.h>
8#include <speex/speex_callbacks.h>
9
10#ifdef FIXED_DEBUG
11extern long long spx_mips;
12#endif
13
14#define FRAME_SIZE 640
15#include <math.h>
16int main(int argc, char **argv)
17{
18 char *inFile, *outFile, *bitsFile;
19 FILE *fin, *fout, *fbits=NULL;
20 short in_short[FRAME_SIZE];
21 short out_short[FRAME_SIZE];
22 float in_float[FRAME_SIZE];
23 float sigpow,errpow,snr, seg_snr=0;
24 int snr_frames = 0;
25 char cbits[200];
26 int nbBits;
27 int i;
28 void *st;
29 void *dec;
30 SpeexBits bits;
31 spx_int32_t tmp;
32 int bitCount=0;
33 spx_int32_t skip_group_delay;
34 SpeexCallback callback;
35
36 sigpow = 0;
37 errpow = 0;
38
39 st = speex_encoder_init(&speex_uwb_mode);
40 dec = speex_decoder_init(&speex_uwb_mode);
41
42 callback.callback_id = SPEEX_INBAND_CHAR;
43 callback.func = speex_std_char_handler;
44 callback.data = stderr;
45 speex_decoder_ctl(dec, SPEEX_SET_HANDLER, &callback);
46
47 callback.callback_id = SPEEX_INBAND_MODE_REQUEST;
48 callback.func = speex_std_mode_request_handler;
49 callback.data = st;
50 speex_decoder_ctl(dec, SPEEX_SET_HANDLER, &callback);
51
52 tmp=0;
53 speex_decoder_ctl(dec, SPEEX_SET_ENH, &tmp);
54 tmp=0;
55 speex_encoder_ctl(st, SPEEX_SET_VBR, &tmp);
56 tmp=7;
57 speex_encoder_ctl(st, SPEEX_SET_QUALITY, &tmp);
58 tmp=1;
59 speex_encoder_ctl(st, SPEEX_SET_COMPLEXITY, &tmp);
60
61 speex_encoder_ctl(st, SPEEX_GET_LOOKAHEAD, &skip_group_delay);
62 speex_decoder_ctl(dec, SPEEX_GET_LOOKAHEAD, &tmp);
63 skip_group_delay += tmp;
64
65
66 if (argc != 4 && argc != 3)
67 {
68 fprintf (stderr, "Usage: encode [in file] [out file] [bits file]\nargc = %d", argc);
69 exit(1);
70 }
71 inFile = argv[1];
72 fin = fopen(inFile, "r");
73 outFile = argv[2];
74 fout = fopen(outFile, "w+");
75 if (argc==4)
76 {
77 bitsFile = argv[3];
78 fbits = fopen(bitsFile, "w");
79 }
80 speex_bits_init(&bits);
81 while (!feof(fin))
82 {
83 fread(in_short, sizeof(short), FRAME_SIZE, fin);
84 if (feof(fin))
85 break;
86 for (i=0;i<FRAME_SIZE;i++)
87 in_float[i]=in_short[i];
88 speex_bits_reset(&bits);
89
90 speex_encode_int(st, in_short, &bits);
91 nbBits = speex_bits_write(&bits, cbits, 200);
92 bitCount+=bits.nbBits;
93
94 if (argc==4)
95 fwrite(cbits, 1, nbBits, fbits);
96 speex_bits_rewind(&bits);
97
98 speex_decode_int(dec, &bits, out_short);
99 speex_bits_reset(&bits);
100
101 fwrite(&out_short[skip_group_delay], sizeof(short), FRAME_SIZE-skip_group_delay, fout);
102 skip_group_delay = 0;
103 }
104 fprintf (stderr, "Total encoded size: %d bits\n", bitCount);
105 speex_encoder_destroy(st);
106 speex_decoder_destroy(dec);
107
108 rewind(fin);
109 rewind(fout);
110
111 while ( FRAME_SIZE == fread(in_short, sizeof(short), FRAME_SIZE, fin)
112 &&
113 FRAME_SIZE == fread(out_short, sizeof(short), FRAME_SIZE,fout) )
114 {
115 float s=0, e=0;
116 for (i=0;i<FRAME_SIZE;++i) {
117 s += (float)in_short[i] * in_short[i];
118 e += ((float)in_short[i]-out_short[i]) * ((float)in_short[i]-out_short[i]);
119 }
120 seg_snr += 10*log10((s+1)/(e+1));
121 sigpow += s;
122 errpow += e;
123 snr_frames++;
124 }
125 fclose(fin);
126 fclose(fout);
127
128 snr = 10 * log10( sigpow / errpow );
129 seg_snr /= snr_frames;
130 fprintf(stderr,"SNR = %f\nsegmental SNR = %f\n",snr, seg_snr);
131
132#ifdef FIXED_DEBUG
133 printf ("Total: %f MIPS\n", (float)(1e-6*50*spx_mips/snr_frames));
134#endif
135
136 return 1;
137}