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imdct/x86: Use "s->mdct_size" instead of "1 << s->mdct_bits". 

It generates smaller cleaner code.

Originally committed as revision 24887 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alex Converse 2010-08-23 15:51:09 +00:00
parent e955bf3b42
commit cb4f12466b
2 changed files with 3 additions and 3 deletions
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4
libavcodec/x86/fft_3dn2.c
View File

@ -56,7 +56,7 @@ void ff_fft_calc_3dn2(FFTContext *s, FFTComplex *z)
void ff_imdct_half_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
long n = 1 << s->mdct_bits;
long n = s->mdct_size;
long n2 = n >> 1;
long n4 = n >> 2;
long n8 = n >> 3;
@ -147,7 +147,7 @@ void ff_imdct_half_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input
void ff_imdct_calc_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
long n = 1 << s->mdct_bits;
long n = s->mdct_size;
long n4 = n >> 2;
ff_imdct_half_3dn2(s, output+n4, input);

2
libavcodec/x86/fft_sse.c
View File

@ -74,7 +74,7 @@ void ff_fft_permute_sse(FFTContext *s, FFTComplex *z)
void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
long n = 1 << s->mdct_bits;
long n = s->mdct_size;
long n4 = n >> 2;
ff_imdct_half_sse(s, output+n4, input);