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| author | Christophe Gisquet <christophe.gisquet@gmail.com> | 2015-03-14 11:49:00 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-03-14 15:25:42 +0100 |
| commit | 73ebbfdff0bb2c22e3b5c14b11485e5798a317fd (patch) | |
| tree | bc8d1e9257279af492d1c8cde2737057b9f7e587 /libavcodec/ac3dec.c | |
| parent | 0c3339f4bd7aceebfd74deb437ba2e5c04ef3d0e (diff) | |
| download | ffmpeg-73ebbfdff0bb2c22e3b5c14b11485e5798a317fd.tar.gz | |
ac3dec: cosmetics
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ac3dec.c')
| -rw-r--r-- | libavcodec/ac3dec.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c index ae4129ff9d..ac53bdc5e3 100644 --- a/libavcodec/ac3dec.c +++ b/libavcodec/ac3dec.c @@ -924,14 +924,13 @@ static int decode_audio_block(AC3DecodeContext *s, int blk) bin = s->spx_src_start_freq; for (bnd = 0; bnd < s->num_spx_bands; bnd++) { - int bandsize; + int bandsize = s->spx_band_sizes[bnd]; int spx_coord_exp, spx_coord_mant; INTFLOAT nratio, sblend, nblend; #if USE_FIXED - int64_t accu; /* calculate blending factors */ - bandsize = s->spx_band_sizes[bnd]; - accu = (int64_t)((bin << 23) + (bandsize << 22)) * s->spx_dst_end_freq; + int64_t accu = ((bin << 23) + (bandsize << 22)) + * (int64_t)s->spx_dst_end_freq; nratio = (int)(accu >> 32); nratio -= spx_blend << 18; @@ -951,7 +950,6 @@ static int decode_audio_block(AC3DecodeContext *s, int blk) float spx_coord; /* calculate blending factors */ - bandsize = s->spx_band_sizes[bnd]; nratio = ((float)((bin + (bandsize >> 1))) / s->spx_dst_end_freq) - spx_blend; nratio = av_clipf(nratio, 0.0f, 1.0f); nblend = sqrtf(3.0f * nratio); // noise is scaled by sqrt(3) |