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| author | Vitor Sessak <vitor1001@gmail.com> | 2012-02-29 21:06:13 +0100 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2012-02-29 12:12:50 -0800 |
| commit | 9b4cd586119a6c50907abc35279eb2af63f278a2 (patch) | |
| tree | 96db18d5878afffd13ded5d559ca6fc5e656d75b /libavcodec/mpegaudiodec.c | |
| parent | 841c17177b36db48554a2eda134d4c4134afa3c7 (diff) | |
| download | ffmpeg-9b4cd586119a6c50907abc35279eb2af63f278a2.tar.gz | |
mpegaudiodec: use DSPUtil.butterflies_float().
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
Diffstat (limited to 'libavcodec/mpegaudiodec.c')
| -rw-r--r-- | libavcodec/mpegaudiodec.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c index d82432c775..d6a09c86a8 100644 --- a/libavcodec/mpegaudiodec.c +++ b/libavcodec/mpegaudiodec.c @@ -29,6 +29,7 @@ #include "get_bits.h" #include "mathops.h" #include "mpegaudiodsp.h" +#include "dsputil.h" /* * TODO: @@ -80,6 +81,7 @@ typedef struct MPADecodeContext { int err_recognition; AVCodecContext* avctx; MPADSPContext mpadsp; + DSPContext dsp; AVFrame frame; } MPADecodeContext; @@ -432,6 +434,7 @@ static av_cold int decode_init(AVCodecContext * avctx) s->avctx = avctx; ff_mpadsp_init(&s->mpadsp); + ff_dsputil_init(&s->dsp, avctx); avctx->sample_fmt= OUT_FMT; s->err_recognition = avctx->err_recognition; @@ -1153,6 +1156,9 @@ found2: /* ms stereo ONLY */ /* NOTE: the 1/sqrt(2) normalization factor is included in the global gain */ +#if CONFIG_FLOAT + s-> dsp.butterflies_float(g0->sb_hybrid, g1->sb_hybrid, 576); +#else tab0 = g0->sb_hybrid; tab1 = g1->sb_hybrid; for (i = 0; i < 576; i++) { @@ -1161,6 +1167,7 @@ found2: tab0[i] = tmp0 + tmp1; tab1[i] = tmp0 - tmp1; } +#endif } } |