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update to spandsp snapshot 20091005

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15084 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2009-10-05 14:34:26 +00:00
parent 4e440b6e4c
commit dab4d9068d
46 changed files with 1316 additions and 505 deletions
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124
libs/spandsp/tests/line_model_tests.c
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@@ -22,7 +22,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: line_model_tests.c,v 1.27 2009/05/30 15:23:14 steveu Exp $
* $Id: line_model_tests.c,v 1.28 2009/09/23 16:02:59 steveu Exp $
*/
/*! \page line_model_tests_page Telephony line model tests
@@ -62,7 +62,7 @@
#define IN_FILE_NAME1 "line_model_test_in1.wav"
#define IN_FILE_NAME2 "line_model_test_in2.wav"
#define OUT_FILE_NAME1 "line_model_one_way_test_out.wav"
#define OUT_FILE_NAME "line_model_test_out.wav"
#define OUT_FILE_NAME2 "line_model_two_way_test_out.wav"
int channel_codec;
int rbs_pattern;
@@ -128,10 +128,17 @@ static void test_one_way_model(int line_model_no, int speech_test)
awgn_init_dbm0(&noise1, 1234567, -10.0f);
if ((inhandle1 = sf_open_telephony_read(IN_FILE_NAME1, 1)) == NULL)
if (speech_test)
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME1);
exit(2);
if ((inhandle1 = sf_open_telephony_read(IN_FILE_NAME1, 1)) == NULL)
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME1);
exit(2);
}
}
else
{
inhandle1 = NULL;
}
if ((outhandle = sf_open_telephony_write(OUT_FILE_NAME1, 1)) == NULL)
{
@@ -167,10 +174,13 @@ static void test_one_way_model(int line_model_no, int speech_test)
exit(2);
}
}
if (sf_close(inhandle1))
if (speech_test)
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME1);
exit(2);
if (sf_close(inhandle1))
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME1);
exit(2);
}
}
if (sf_close(outhandle))
{
@@ -208,19 +218,27 @@ static void test_both_ways_model(int line_model_no, int speech_test)
awgn_init_dbm0(&noise1, 1234567, -10.0f);
awgn_init_dbm0(&noise2, 1234567, -10.0f);
if ((inhandle1 = sf_open_telephony_read(IN_FILE_NAME1, 1)) == NULL)
if (speech_test)
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME1);
exit(2);
if ((inhandle1 = sf_open_telephony_read(IN_FILE_NAME1, 1)) == NULL)
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME1);
exit(2);
}
if ((inhandle2 = sf_open_telephony_read(IN_FILE_NAME2, 1)) == NULL)
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME2);
exit(2);
}
}
if ((inhandle2 = sf_open_telephony_read(IN_FILE_NAME2, 1)) == NULL)
else
{
fprintf(stderr, " Cannot open audio file '%s'\n", IN_FILE_NAME2);
exit(2);
inhandle1 =
inhandle2 = NULL;
}
if ((outhandle = sf_open_telephony_write(OUT_FILE_NAME, 2)) == NULL)
if ((outhandle = sf_open_telephony_write(OUT_FILE_NAME2, 2)) == NULL)
{
fprintf(stderr, " Cannot create audio file '%s'\n", OUT_FILE_NAME);
fprintf(stderr, " Cannot create audio file '%s'\n", OUT_FILE_NAME2);
exit(2);
}
for (i = 0; i < 10000; i++)
@@ -261,25 +279,80 @@ static void test_both_ways_model(int line_model_no, int speech_test)
exit(2);
}
}
if (sf_close(inhandle1))
if (speech_test)
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME1);
exit(2);
}
if (sf_close(inhandle2))
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME2);
exit(2);
if (sf_close(inhandle1))
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME1);
exit(2);
}
if (sf_close(inhandle2))
{
fprintf(stderr, " Cannot close audio file '%s'\n", IN_FILE_NAME2);
exit(2);
}
}
if (sf_close(outhandle))
{
fprintf(stderr, " Cannot close audio file '%s'\n", OUT_FILE_NAME);
fprintf(stderr, " Cannot close audio file '%s'\n", OUT_FILE_NAME2);
exit(2);
}
both_ways_line_model_release(model);
}
/*- End of function --------------------------------------------------------*/
static void test_line_filter(int line_model_no)
{
float out;
double sumin;
double sumout;
int i;
int j;
int p;
int ptr;
int len;
swept_tone_state_t *s;
float filter[129];
int16_t buf[BLOCK_LEN];
s = swept_tone_init(NULL, 200.0f, 3900.0f, -10.0f, 120*SAMPLE_RATE, 0);
for (j = 0; j < 129; j++)
filter[j] = 0.0f;
ptr = 0;
for (;;)
{
if ((len = swept_tone(s, buf, BLOCK_LEN)) <= 0)
break;
sumin = 0.0;
sumout = 0.0;
for (i = 0; i < len; i++)
{
/* Add the sample in the filter buffer */
p = ptr;
filter[p] = buf[i];
if (++p == 129)
p = 0;
ptr = p;
/* Apply the filter */
out = 0.0f;
for (j = 0; j < 129; j++)
{
out += line_models[line_model_no][128 - j]*filter[p];
if (++p >= 129)
p = 0;
}
sumin += buf[i]*buf[i];
sumout += out*out;
}
/*endfor*/
printf("%7.1f %f\n", swept_tone_current_frequency(s), 10.0*log10(sumout/sumin));
}
/*endfor*/
swept_tone_free(s);
}
/*- End of function --------------------------------------------------------*/
int main(int argc, char *argv[])
{
int line_model_no;
@@ -319,6 +392,7 @@ int main(int argc, char *argv[])
complexify_tests();
test_one_way_model(line_model_no, speech_test);
test_both_ways_model(line_model_no, speech_test);
test_line_filter(line_model_no);
}
/*- End of function --------------------------------------------------------*/
/*- End of file ------------------------------------------------------------*/