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Move some mpegaudio functions to new mpegaudiodsp subsystem

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This separation allows these functions to be used in a cleaner
fashion from other codecs (e.g. qdm2) and simplifies creating
optimised versions of them.

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard
2011-05-16 16:52:01 +01:00
parent ea91e77127
commit c4f5c2d6f4
17 changed files with 390 additions and 255 deletions
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19
libavcodec/mpegaudiodec_float.c
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@@ -22,25 +22,6 @@
#define CONFIG_FLOAT 1
#include "mpegaudiodec.c"
void ff_mpa_synth_filter_float(MPADecodeContext *s, float *synth_buf_ptr,
int *synth_buf_offset,
float *window, int *dither_state,
float *samples, int incr,
float sb_samples[SBLIMIT])
{
float *synth_buf;
int offset;
offset = *synth_buf_offset;
synth_buf = synth_buf_ptr + offset;
s->dct.dct32(synth_buf, sb_samples);
s->apply_window_mp3(synth_buf, window, dither_state, samples, incr);
offset = (offset - 32) & 511;
*synth_buf_offset = offset;
}
static void compute_antialias_float(MPADecodeContext *s,
GranuleDef *g)
{