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Unified Diff: opus/celt/tests/test_unit_laplace.c

Issue 11196031: Add copy of opus library in deps/third_party. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/
Patch Set: Created 8 years, 2 months ago
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Index: opus/celt/tests/test_unit_laplace.c
===================================================================
--- opus/celt/tests/test_unit_laplace.c (revision 0)
+++ opus/celt/tests/test_unit_laplace.c (revision 0)
@@ -0,0 +1,65 @@
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "laplace.h"
+#define CELT_C
+#include "stack_alloc.h"
+
+#include "entenc.c"
+#include "entdec.c"
+#include "entcode.c"
+#include "laplace.c"
+
+#define DATA_SIZE 40000
+
+int ec_laplace_get_start_freq(int decay)
+{
+ opus_uint32 ft = 32768 - LAPLACE_MINP*(2*LAPLACE_NMIN+1);
+ int fs = (ft*(16384-decay))/(16384+decay);
+ return fs+LAPLACE_MINP;
+}
+
+int main(void)
+{
+ int i;
+ int ret = 0;
+ ec_enc enc;
+ ec_dec dec;
+ unsigned char *ptr;
+ int val[10000], decay[10000];
+ ALLOC_STACK;
+ ptr = (unsigned char *)malloc(DATA_SIZE);
+ ec_enc_init(&enc,ptr,DATA_SIZE);
+
+ val[0] = 3; decay[0] = 6000;
+ val[1] = 0; decay[1] = 5800;
+ val[2] = -1; decay[2] = 5600;
+ for (i=3;i<10000;i++)
+ {
+ val[i] = rand()%15-7;
+ decay[i] = rand()%11000+5000;
+ }
+ for (i=0;i<10000;i++)
+ ec_laplace_encode(&enc, &val[i],
+ ec_laplace_get_start_freq(decay[i]), decay[i]);
+
+ ec_enc_done(&enc);
+
+ ec_dec_init(&dec,ec_get_buffer(&enc),ec_range_bytes(&enc));
+
+ for (i=0;i<10000;i++)
+ {
+ int d = ec_laplace_decode(&dec,
+ ec_laplace_get_start_freq(decay[i]), decay[i]);
+ if (d != val[i])
+ {
+ fprintf (stderr, "Got %d instead of %d\n", d, val[i]);
+ ret = 1;
+ }
+ }
+
+ return ret;
+}
Property changes on: opus/celt/tests/test_unit_laplace.c
___________________________________________________________________
Added: svn:eol-style
+ LF
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