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015821229f
This way, the special IDCT permutations are no longer needed. This is similar to how H264 does it, and removes the dsputil dependency imposed by the scantable code. Also remove the unused type == 0 cases from the plain C version of the idct. Signed-off-by: Martin Storsjö <martin@martin.st>
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/arm/cpu.h"
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#include "libavcodec/dsputil.h"
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#include "libavcodec/vp3dsp.h"
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void ff_vp3_idct_put_neon(uint8_t *dest, int line_size, int16_t *data);
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void ff_vp3_idct_add_neon(uint8_t *dest, int line_size, int16_t *data);
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void ff_vp3_idct_dc_add_neon(uint8_t *dest, int line_size, const int16_t *data);
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void ff_vp3_v_loop_filter_neon(uint8_t *, int, int *);
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void ff_vp3_h_loop_filter_neon(uint8_t *, int, int *);
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av_cold void ff_vp3dsp_init_arm(VP3DSPContext *c, int flags)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_neon(cpu_flags)) {
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c->idct_put = ff_vp3_idct_put_neon;
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c->idct_add = ff_vp3_idct_add_neon;
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c->idct_dc_add = ff_vp3_idct_dc_add_neon;
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c->v_loop_filter = ff_vp3_v_loop_filter_neon;
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c->h_loop_filter = ff_vp3_h_loop_filter_neon;
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}
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}
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