diff options
author | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-07-10 19:05:48 +0000 |
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committer | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-07-10 19:05:48 +0000 |
commit | 9ded857bf6bed71f477322c64d4813ebb7856e37 (patch) | |
tree | 33176ce63675a2ab5cbbbf7cf1c5bc5f313bf7d1 /plc.c | |
parent | 0ba03dd946dd3a888651da225930033e0e26c973 (diff) |
Whitespace changes only
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@37345 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'plc.c')
-rw-r--r-- | plc.c | 32 |
1 files changed, 16 insertions, 16 deletions
@@ -71,13 +71,13 @@ static void save_history(plc_state_t *s, int16_t *buf, int len) { if (len >= PLC_HISTORY_LEN) { /* Just keep the last part of the new data, starting at the beginning of the buffer */ - memcpy(s->history, buf + len - PLC_HISTORY_LEN, sizeof(int16_t)*PLC_HISTORY_LEN); + memcpy(s->history, buf + len - PLC_HISTORY_LEN, sizeof(int16_t) * PLC_HISTORY_LEN); s->buf_ptr = 0; return; } if (s->buf_ptr + len > PLC_HISTORY_LEN) { /* Wraps around - must break into two sections */ - memcpy(s->history + s->buf_ptr, buf, sizeof(int16_t)*(PLC_HISTORY_LEN - s->buf_ptr)); + memcpy(s->history + s->buf_ptr, buf, sizeof(int16_t) * (PLC_HISTORY_LEN - s->buf_ptr)); len -= (PLC_HISTORY_LEN - s->buf_ptr); memcpy(s->history, buf + (PLC_HISTORY_LEN - s->buf_ptr), sizeof(int16_t)*len); s->buf_ptr = len; @@ -97,8 +97,8 @@ static void normalise_history(plc_state_t *s) if (s->buf_ptr == 0) return; memcpy(tmp, s->history, sizeof(int16_t)*s->buf_ptr); - memcpy(s->history, s->history + s->buf_ptr, sizeof(int16_t)*(PLC_HISTORY_LEN - s->buf_ptr)); - memcpy(s->history + PLC_HISTORY_LEN - s->buf_ptr, tmp, sizeof(int16_t)*s->buf_ptr); + memcpy(s->history, s->history + s->buf_ptr, sizeof(int16_t) * (PLC_HISTORY_LEN - s->buf_ptr)); + memcpy(s->history + PLC_HISTORY_LEN - s->buf_ptr, tmp, sizeof(int16_t) * s->buf_ptr); s->buf_ptr = 0; } @@ -114,9 +114,9 @@ static int __inline__ amdf_pitch(int min_pitch, int max_pitch, int16_t amp[], in pitch = min_pitch; min_acc = INT_MAX; - for (i = max_pitch; i <= min_pitch; i++) { + for (i = max_pitch; i <= min_pitch; i++) { acc = 0; - for (j = 0; j < len; j++) + for (j = 0; j < len; j++) acc += abs(amp[i + j] - amp[j]); if (acc < min_acc) { min_acc = acc; @@ -154,8 +154,8 @@ int plc_rx(plc_state_t *s, int16_t amp[], int len) old_step = new_step*gain; new_weight = new_step; old_weight = (1.0 - new_step)*gain; - for (i = 0; i < pitch_overlap; i++) { - amp[i] = fsaturate(old_weight*s->pitchbuf[s->pitch_offset] + new_weight*amp[i]); + for (i = 0; i < pitch_overlap; i++) { + amp[i] = fsaturate(old_weight * s->pitchbuf[s->pitch_offset] + new_weight * amp[i]); if (++s->pitch_offset >= s->pitch) s->pitch_offset = 0; new_weight += new_step; @@ -200,8 +200,8 @@ int plc_fillin(plc_state_t *s, int16_t amp[], int len) /* The last 1/4 of the cycle is overlapped with the end of the previous cycle */ new_step = 1.0/pitch_overlap; new_weight = new_step; - for ( ; i < s->pitch; i++) { - s->pitchbuf[i] = s->history[PLC_HISTORY_LEN - s->pitch + i]*(1.0 - new_weight) + s->history[PLC_HISTORY_LEN - 2*s->pitch + i]*new_weight; + for ( ; i < s->pitch; i++) { + s->pitchbuf[i] = s->history[PLC_HISTORY_LEN - s->pitch + i] * (1.0 - new_weight) + s->history[PLC_HISTORY_LEN - 2 * s->pitch + i]*new_weight; new_weight += new_step; } /* We should now be ready to fill in the gap with repeated, decaying cycles @@ -211,12 +211,12 @@ int plc_fillin(plc_state_t *s, int16_t amp[], int len) it into the previous real data. To avoid the need to introduce a delay in the stream, reverse the last 1/4 wavelength, and OLA with that. */ gain = 1.0; - new_step = 1.0/pitch_overlap; + new_step = 1.0 / pitch_overlap; old_step = new_step; new_weight = new_step; old_weight = 1.0 - new_step; - for (i = 0; i < pitch_overlap; i++) { - amp[i] = fsaturate(old_weight*s->history[PLC_HISTORY_LEN - 1 - i] + new_weight*s->pitchbuf[i]); + for (i = 0; i < pitch_overlap; i++) { + amp[i] = fsaturate(old_weight * s->history[PLC_HISTORY_LEN - 1 - i] + new_weight * s->pitchbuf[i]); new_weight += new_step; old_weight -= old_step; if (old_weight < 0.0) @@ -227,13 +227,13 @@ int plc_fillin(plc_state_t *s, int16_t amp[], int len) gain = 1.0 - s->missing_samples*ATTENUATION_INCREMENT; i = 0; } - for ( ; gain > 0.0 && i < len; i++) { - amp[i] = s->pitchbuf[s->pitch_offset]*gain; + for ( ; gain > 0.0 && i < len; i++) { + amp[i] = s->pitchbuf[s->pitch_offset] * gain; gain -= ATTENUATION_INCREMENT; if (++s->pitch_offset >= s->pitch) s->pitch_offset = 0; } - for ( ; i < len; i++) + for ( ; i < len; i++) amp[i] = 0; s->missing_samples += orig_len; save_history(s, amp, len); |