/*
* Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include "libavutil/arm/cpu.h"
#include "libavcodec/fft.h"
+#include "libavcodec/rdft.h"
#include "libavcodec/synth_filter.h"
void ff_fft_permute_neon(FFTContext *s, FFTComplex *z);
void ff_fft_calc_neon(FFTContext *s, FFTComplex *z);
+void ff_imdct_half_vfp(FFTContext *s, FFTSample *output, const FFTSample *input);
+
void ff_imdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_mdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_rdft_calc_neon(struct RDFTContext *s, FFTSample *z);
-void ff_synth_filter_float_neon(FFTContext *imdct,
- float *synth_buf_ptr, int *synth_buf_offset,
- float synth_buf2[32], const float window[512],
- float out[32], const float in[32],
- float scale);
-
av_cold void ff_fft_init_arm(FFTContext *s)
{
- if (HAVE_NEON) {
+ int cpu_flags = av_get_cpu_flags();
+
+ if (have_vfp(cpu_flags)) {
+#if CONFIG_MDCT
+ if (!have_vfpv3(cpu_flags))
+ s->imdct_half = ff_imdct_half_vfp;
+#endif
+ }
+
+ if (have_neon(cpu_flags)) {
s->fft_permute = ff_fft_permute_neon;
s->fft_calc = ff_fft_calc_neon;
+#if CONFIG_MDCT
s->imdct_calc = ff_imdct_calc_neon;
s->imdct_half = ff_imdct_half_neon;
s->mdct_calc = ff_mdct_calc_neon;
s->mdct_permutation = FF_MDCT_PERM_INTERLEAVE;
+#endif
}
}
#if CONFIG_RDFT
av_cold void ff_rdft_init_arm(RDFTContext *s)
{
- if (HAVE_NEON)
- s->rdft_calc = ff_rdft_calc_neon;
-}
-#endif
+ int cpu_flags = av_get_cpu_flags();
-#if CONFIG_DCA_DECODER
-av_cold void ff_synth_filter_init_arm(SynthFilterContext *s)
-{
- if (HAVE_NEON)
- s->synth_filter_float = ff_synth_filter_float_neon;
+ if (have_neon(cpu_flags))
+ s->rdft_calc = ff_rdft_calc_neon;
}
#endif