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Simple replacement for faster, but broken, algorithm. Needs to be refixed.

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Original commit message from CVS:
Simple replacement for faster, but broken, algorithm.  Needs to be
refixed.
This commit is contained in:
David Schleef 2003-07-14 08:30:45 +00:00
parent 383483f966
commit 874eab7a0a
1 changed files with 8 additions and 1 deletions
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9
gst/sine/gstsinesrc.c
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@ -237,7 +237,7 @@ gst_sinesrc_get (GstPad *pad)
src->timestamp += (gint64)src->samples_per_buffer * GST_SECOND / (gint64)src->samplerate; src->timestamp += (gint64)src->samples_per_buffer * GST_SECOND / (gint64)src->samplerate;
while(GST_DPMAN_PROCESS(src->dpman, i)) { while(GST_DPMAN_PROCESS(src->dpman, i)) {
#if 0
src->table_lookup = (gint)(src->table_pos); src->table_lookup = (gint)(src->table_pos);
src->table_lookup_next = src->table_lookup + 1; src->table_lookup_next = src->table_lookup + 1;
src->table_interp = src->table_pos - src->table_lookup; src->table_interp = src->table_pos - src->table_lookup;
@ -264,6 +264,13 @@ gst_sinesrc_get (GstPad *pad)
) )
)+src->table_data[src->table_lookup] )+src->table_data[src->table_lookup]
)* src->volume * 32767.0; )* src->volume * 32767.0;
#endif
src->accumulator += 2*M_PI*src->freq / src->samplerate;
if(src->accumulator >= 2*M_PI){
src->accumulator -= 2*M_PI;
}
samples[i] = sin(src->accumulator) * src->volume * 32767.0;
i++; i++;
} }