Displaying 4 results from an estimated 4 matches for "ichunk".
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2008 May 03
2
Resampler (no api)
...t16_t *out, spx_uint32_t *out_len)
#else
- spx_word16_t x[FIXED_STACK_ALLOC];
- spx_word16_t y[FIXED_STACK_ALLOC];
- spx_uint32_t ilen=*in_len, olen=*out_len;
- istride_save = st->in_stride;
- ostride_save = st->out_stride;
- while (ilen && olen)
- {
- spx_uint32_t ichunk, ochunk;
- ichunk = ilen;
- ochunk = olen;
- if (ichunk>FIXED_STACK_ALLOC)
- ichunk=FIXED_STACK_ALLOC;
- if (ochunk>FIXED_STACK_ALLOC)
- ochunk=FIXED_STACK_ALLOC;
- if (in != NULL)
- {
- for (i=0;i<ichunk;i++)
- x[i] = WORD2I...
2008 May 03
0
Resampler, memory only variant
...t16_t *out, spx_uint32_t *out_len)
#else
- spx_word16_t x[FIXED_STACK_ALLOC];
- spx_word16_t y[FIXED_STACK_ALLOC];
- spx_uint32_t ilen=*in_len, olen=*out_len;
- istride_save = st->in_stride;
- ostride_save = st->out_stride;
- while (ilen && olen)
- {
- spx_uint32_t ichunk, ochunk;
- ichunk = ilen;
- ochunk = olen;
- if (ichunk>FIXED_STACK_ALLOC)
- ichunk=FIXED_STACK_ALLOC;
- if (ochunk>FIXED_STACK_ALLOC)
- ochunk=FIXED_STACK_ALLOC;
- if (in != NULL)
- {
- for (i=0;i<ichunk;i++)
- x[i] = WORD2I...
2013 Dec 20
2
Scaling fix for float input
Need to adjust scale for floating input.
diff -NaurbB a/libspeex/resample.c b/libspeex/resample.c
--- a/libspeex/resample.c 2013-12-20 17:40:27.326576921 +0500
+++ b/libspeex/resample.c 2013-12-20 17:40:16.918577087 +0500
@@ -915,7 +915,7 @@
if (in) {
for(j=0;j<ichunk;++j)
#ifdef FIXED_POINT
- x[j+st->filt_len-1]=WORD2INT(in[j*istride_save]);
+ x[j+st->filt_len-1]=WORD2INT(32768.*in[j*istride_save]);
#else
x[j+st->filt_len-1]=in[j*istride_save];
#endif
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2019 Jun 14
0
resample of libopusenc-0.2.1 outputs all zeros if define FIXED_POINT
...ree(void *ptr) {free(
#include <limits.h>
#ifndef M_PI
-#define M_PI 3.14159265358979323846
+#define M_PI 3.14159265358979323846f
#endif
#define IMAX(a,b) ((a) > (b) ? (a) : (b))
@@ -1000,7 +1000,8 @@ EXPORT int speex_resampler_process_int(S
if (in) {
for(j=0;j<ichunk;++j)
#ifdef FIXED_POINT
- x[j+st->filt_len-1]=WORD2INT(in[j*istride_save]);
+ /* [-1.0, 1.0] ==> [-32768, 32767] */
+ x[j+st->filt_len-1]=WORD2INT(32768 * in[j*istride_save]);
#else
x[j+st->filt_len-1]=in[j*istride_save];
#endif
@@ -1017,7 +1...