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authorMichael Niedermayer <michaelni@gmx.at>2014-07-01 14:38:57 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-07-01 15:22:11 +0200
commit581b5f0b9b93969712e73e0ae6324bbd03e85d4e (patch)
treed1319dc7744ac67e6ebd3379f11ff6e4a8178dc1 /libavcodec/arm/idctdsp_init_neon.c
parent909f53f2b285bc7dbe77d4690a03f3d114417297 (diff)
parente3fcb14347466095839c2a3c47ebecff02da891e (diff)
downloadffmpeg-581b5f0b9b93969712e73e0ae6324bbd03e85d4e.tar.gz
Merge commit 'e3fcb14347466095839c2a3c47ebecff02da891e'
* commit 'e3fcb14347466095839c2a3c47ebecff02da891e': dsputil: Split off IDCT bits into their own context Conflicts: configure libavcodec/aic.c libavcodec/arm/Makefile libavcodec/arm/dsputil_init_arm.c libavcodec/arm/dsputil_init_armv6.c libavcodec/asvdec.c libavcodec/dnxhdenc.c libavcodec/dsputil.c libavcodec/dvdec.c libavcodec/dxva2_mpeg2.c libavcodec/intrax8.c libavcodec/mdec.c libavcodec/mjpegdec.c libavcodec/mjpegenc_common.h libavcodec/mpegvideo.c libavcodec/ppc/dsputil_altivec.h libavcodec/ppc/dsputil_ppc.c libavcodec/ppc/idctdsp.c libavcodec/x86/Makefile libavcodec/x86/dsputil_init.c libavcodec/x86/dsputil_mmx.c libavcodec/x86/dsputil_x86.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/arm/idctdsp_init_neon.c')
-rw-r--r--libavcodec/arm/idctdsp_init_neon.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/libavcodec/arm/idctdsp_init_neon.c b/libavcodec/arm/idctdsp_init_neon.c
new file mode 100644
index 0000000000..d8684e7012
--- /dev/null
+++ b/libavcodec/arm/idctdsp_init_neon.c
@@ -0,0 +1,54 @@
+/*
+ * ARM-NEON-optimized IDCT functions
+ * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
+ *
+ * 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 <stdint.h>
+
+#include "libavutil/attributes.h"
+#include "libavcodec/avcodec.h"
+#include "libavcodec/idctdsp.h"
+#include "idctdsp_arm.h"
+
+void ff_simple_idct_neon(int16_t *data);
+void ff_simple_idct_put_neon(uint8_t *dest, int line_size, int16_t *data);
+void ff_simple_idct_add_neon(uint8_t *dest, int line_size, int16_t *data);
+
+void ff_add_pixels_clamped_neon(const int16_t *, uint8_t *, int);
+void ff_put_pixels_clamped_neon(const int16_t *, uint8_t *, int);
+void ff_put_signed_pixels_clamped_neon(const int16_t *, uint8_t *, int);
+
+av_cold void ff_idctdsp_init_neon(IDCTDSPContext *c, AVCodecContext *avctx,
+ unsigned high_bit_depth)
+{
+ if (!avctx->lowres && !high_bit_depth) {
+ if (avctx->idct_algo == FF_IDCT_AUTO ||
+ avctx->idct_algo == FF_IDCT_SIMPLEAUTO ||
+ avctx->idct_algo == FF_IDCT_SIMPLENEON) {
+ c->idct_put = ff_simple_idct_put_neon;
+ c->idct_add = ff_simple_idct_add_neon;
+ c->idct = ff_simple_idct_neon;
+ c->idct_permutation_type = FF_PARTTRANS_IDCT_PERM;
+ }
+ }
+
+ c->add_pixels_clamped = ff_add_pixels_clamped_neon;
+ c->put_pixels_clamped = ff_put_pixels_clamped_neon;
+ c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
+}