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truespeech: decode directly to output buffer instead of a temp buffer

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This commit is contained in:
Justin Ruggles 2011-10-12 23:27:32 -04:00
parent 3e7a176759
commit 5e5ce70f19
1 changed files with 6 additions and 10 deletions
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16
libavcodec/truespeech.c
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@ -346,7 +346,6 @@ static int truespeech_decode_frame(AVCodecContext *avctx,
int i, j;
short *samples = data;
int consumed = 0;
int16_t out_buf[240];
int iterations, out_size;
iterations = buf_size / 32;
@ -363,6 +362,8 @@ static int truespeech_decode_frame(AVCodecContext *avctx,
return AVERROR(EINVAL);
}
memset(samples, 0, out_size);
for(j = 0; j < iterations; j++) {
truespeech_read_frame(c, buf + consumed);
consumed += 32;
@ -370,20 +371,15 @@ static int truespeech_decode_frame(AVCodecContext *avctx,
truespeech_correlate_filter(c);
truespeech_filters_merge(c);
memset(out_buf, 0, 240 * 2);
for(i = 0; i < 4; i++) {
truespeech_apply_twopoint_filter(c, i);
truespeech_place_pulses(c, out_buf + i * 60, i);
truespeech_update_filters(c, out_buf + i * 60, i);
truespeech_synth(c, out_buf + i * 60, i);
truespeech_place_pulses (c, samples, i);
truespeech_update_filters(c, samples, i);
truespeech_synth (c, samples, i);
samples += 60;
}
truespeech_save_prevvec(c);
/* finally output decoded frame */
for(i = 0; i < 240; i++)
*samples++ = out_buf[i];
}
*data_size = out_size;