yading@10: /*
yading@10:  * Copyright (c) 2002 Michael Niedermayer
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #include "libavutil/arm/cpu.h"
yading@10: #include "libavcodec/avcodec.h"
yading@10: #include "libavcodec/mpegvideo.h"
yading@10: #include "mpegvideo_arm.h"
yading@10: #include "asm-offsets.h"
yading@10: 
yading@10: #if HAVE_NEON
yading@10: CHK_OFFS(MpegEncContext, y_dc_scale,       Y_DC_SCALE);
yading@10: CHK_OFFS(MpegEncContext, c_dc_scale,       C_DC_SCALE);
yading@10: CHK_OFFS(MpegEncContext, ac_pred,          AC_PRED);
yading@10: CHK_OFFS(MpegEncContext, block_last_index, BLOCK_LAST_INDEX);
yading@10: CHK_OFFS(MpegEncContext, inter_scantable.raster_end, INTER_SCANTAB_RASTER_END);
yading@10: CHK_OFFS(MpegEncContext, h263_aic,         H263_AIC);
yading@10: #endif
yading@10: 
yading@10: void ff_dct_unquantize_h263_inter_neon(MpegEncContext *s, int16_t *block,
yading@10:                                        int n, int qscale);
yading@10: void ff_dct_unquantize_h263_intra_neon(MpegEncContext *s, int16_t *block,
yading@10:                                        int n, int qscale);
yading@10: 
yading@10: av_cold void ff_MPV_common_init_arm(MpegEncContext *s)
yading@10: {
yading@10:     int cpu_flags = av_get_cpu_flags();
yading@10: 
yading@10:     if (have_armv5te(cpu_flags))
yading@10:         ff_MPV_common_init_armv5te(s);
yading@10: 
yading@10:     if (have_neon(cpu_flags)) {
yading@10:         s->dct_unquantize_h263_intra = ff_dct_unquantize_h263_intra_neon;
yading@10:         s->dct_unquantize_h263_inter = ff_dct_unquantize_h263_inter_neon;
yading@10:     }
yading@10: }