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author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-20 14:07:51 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-20 14:13:16 +0100 |
commit | c62cb1112ffc32492c99aa1e94324fc6a951abe9 (patch) | |
tree | 4ed9a1feb6ea8db5b431487e6618d1015e84eb9a /libavcodec/ppc | |
parent | cf061a9c3b861a048dd5b67ded5265c6f53805e5 (diff) | |
parent | fef906c77c09940a2fdad155b2adc05080e17eda (diff) | |
download | ffmpeg-streaming-c62cb1112ffc32492c99aa1e94324fc6a951abe9.zip ffmpeg-streaming-c62cb1112ffc32492c99aa1e94324fc6a951abe9.tar.gz |
Merge commit 'fef906c77c09940a2fdad155b2adc05080e17eda'
* commit 'fef906c77c09940a2fdad155b2adc05080e17eda':
Move vorbis_inverse_coupling from dsputil to vorbisdspcontext.
Conflicts:
libavcodec/dsputil.c
libavcodec/x86/dsputil_mmx.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ppc')
-rw-r--r-- | libavcodec/ppc/Makefile | 1 | ||||
-rw-r--r-- | libavcodec/ppc/dsputil_altivec.c | 25 | ||||
-rw-r--r-- | libavcodec/ppc/vorbisdsp_altivec.c | 62 |
3 files changed, 63 insertions, 25 deletions
diff --git a/libavcodec/ppc/Makefile b/libavcodec/ppc/Makefile index c8c3025..e1ebf26 100644 --- a/libavcodec/ppc/Makefile +++ b/libavcodec/ppc/Makefile @@ -1,6 +1,7 @@ OBJS += ppc/dsputil_ppc.o \ ppc/videodsp_ppc.o \ +OBJS-$(CONFIG_VORBIS_DECODER) += ppc/vorbisdsp_altivec.o OBJS-$(CONFIG_VP3DSP) += ppc/vp3dsp_altivec.o FFT-OBJS-$(HAVE_GNU_AS) += ppc/fft_altivec_s.o diff --git a/libavcodec/ppc/dsputil_altivec.c b/libavcodec/ppc/dsputil_altivec.c index 5619c3f..149cbf5 100644 --- a/libavcodec/ppc/dsputil_altivec.c +++ b/libavcodec/ppc/dsputil_altivec.c @@ -1283,29 +1283,6 @@ static int hadamard8_diff16_altivec(/*MpegEncContext*/ void *s, uint8_t *dst, ui return score; } -static void vorbis_inverse_coupling_altivec(float *mag, float *ang, - int blocksize) -{ - int i; - vector float m, a; - vector bool int t0, t1; - const vector unsigned int v_31 = //XXX - vec_add(vec_add(vec_splat_u32(15),vec_splat_u32(15)),vec_splat_u32(1)); - for (i = 0; i < blocksize; i += 4) { - m = vec_ld(0, mag+i); - a = vec_ld(0, ang+i); - t0 = vec_cmple(m, (vector float)vec_splat_u32(0)); - t1 = vec_cmple(a, (vector float)vec_splat_u32(0)); - a = vec_xor(a, (vector float) vec_sl((vector unsigned int)t0, v_31)); - t0 = (vector bool int)vec_and(a, t1); - t1 = (vector bool int)vec_andc(a, t1); - a = vec_sub(m, (vector float)t1); - m = vec_add(m, (vector float)t0); - vec_stl(a, 0, ang+i); - vec_stl(m, 0, mag+i); - } -} - /* next one assumes that ((line_size % 8) == 0) */ static void avg_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h) { @@ -1403,6 +1380,4 @@ void ff_dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx) c->hadamard8_diff[0] = hadamard8_diff16_altivec; c->hadamard8_diff[1] = hadamard8_diff8x8_altivec; - if (CONFIG_VORBIS_DECODER) - c->vorbis_inverse_coupling = vorbis_inverse_coupling_altivec; } diff --git a/libavcodec/ppc/vorbisdsp_altivec.c b/libavcodec/ppc/vorbisdsp_altivec.c new file mode 100644 index 0000000..f1bcfed --- /dev/null +++ b/libavcodec/ppc/vorbisdsp_altivec.c @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> + * + * This file is part of FFmpeg. + * + * FFmpeg 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, + * 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#if HAVE_ALTIVEC_H +#include <altivec.h> +#endif +#include "libavutil/cpu.h" +#include "libavutil/ppc/types_altivec.h" +#include "libavutil/ppc/util_altivec.h" +#include "libavcodec/vorbisdsp.h" + +#if HAVE_ALTIVEC +static void vorbis_inverse_coupling_altivec(float *mag, float *ang, + int blocksize) +{ + int i; + vector float m, a; + vector bool int t0, t1; + const vector unsigned int v_31 = //XXX + vec_add(vec_add(vec_splat_u32(15),vec_splat_u32(15)),vec_splat_u32(1)); + for (i = 0; i < blocksize; i += 4) { + m = vec_ld(0, mag+i); + a = vec_ld(0, ang+i); + t0 = vec_cmple(m, (vector float)vec_splat_u32(0)); + t1 = vec_cmple(a, (vector float)vec_splat_u32(0)); + a = vec_xor(a, (vector float) vec_sl((vector unsigned int)t0, v_31)); + t0 = (vector bool int)vec_and(a, t1); + t1 = (vector bool int)vec_andc(a, t1); + a = vec_sub(m, (vector float)t1); + m = vec_add(m, (vector float)t0); + vec_stl(a, 0, ang+i); + vec_stl(m, 0, mag+i); + } +} +#endif /* HAVE_ALTIVEC */ + +void ff_vorbisdsp_init_ppc(VorbisDSPContext* c) +{ +#if HAVE_ALTIVEC + if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) { + c->vorbis_inverse_coupling = vorbis_inverse_coupling_altivec; + } +#endif /* HAVE_ALTIVEC */ +} |