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676e200c MN |
1 | /* |
2 | * Copyright (c) 2002 Michael Niedermayer | |
3 | * | |
b78e7197 DB |
4 | * This file is part of FFmpeg. |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
676e200c MN |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either | |
b78e7197 | 9 | * version 2.1 of the License, or (at your option) any later version. |
676e200c | 10 | * |
b78e7197 | 11 | * FFmpeg is distributed in the hope that it will be useful, |
676e200c MN |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
b78e7197 | 17 | * License along with FFmpeg; if not, write to the Free Software |
5509bffa | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
676e200c MN |
19 | */ |
20 | ||
245976da DB |
21 | #include "libavcodec/avcodec.h" |
22 | #include "libavcodec/dsputil.h" | |
23 | #include "libavcodec/mpegvideo.h" | |
5bacc3ad | 24 | #include "mpegvideo_arm.h" |
a76eec3b MR |
25 | #include "asm-offsets.h" |
26 | ||
27 | CHK_OFFS(MpegEncContext, y_dc_scale, Y_DC_SCALE); | |
28 | CHK_OFFS(MpegEncContext, c_dc_scale, C_DC_SCALE); | |
29 | CHK_OFFS(MpegEncContext, ac_pred, AC_PRED); | |
30 | CHK_OFFS(MpegEncContext, block_last_index, BLOCK_LAST_INDEX); | |
31 | CHK_OFFS(MpegEncContext, inter_scantable.raster_end, INTER_SCANTAB_RASTER_END); | |
32 | CHK_OFFS(MpegEncContext, h263_aic, H263_AIC); | |
6ad1fa5a | 33 | |
41331b65 MR |
34 | void ff_dct_unquantize_h263_inter_neon(MpegEncContext *s, DCTELEM *block, |
35 | int n, int qscale); | |
36 | void ff_dct_unquantize_h263_intra_neon(MpegEncContext *s, DCTELEM *block, | |
37 | int n, int qscale); | |
38 | ||
a2fc0f6a | 39 | void MPV_common_init_arm(MpegEncContext *s) |
676e200c | 40 | { |
56cc4266 | 41 | /* IWMMXT support is a superset of armv5te, so |
52b541ad | 42 | * allow optimized functions for armv5te unless |
56cc4266 TC |
43 | * a better iwmmxt function exists |
44 | */ | |
b250f9c6 | 45 | #if HAVE_ARMV5TE |
56cc4266 TC |
46 | MPV_common_init_armv5te(s); |
47 | #endif | |
b250f9c6 | 48 | #if HAVE_IWMMXT |
6ad1fa5a BR |
49 | MPV_common_init_iwmmxt(s); |
50 | #endif | |
41331b65 MR |
51 | |
52 | if (HAVE_NEON) { | |
53 | s->dct_unquantize_h263_intra = ff_dct_unquantize_h263_intra_neon; | |
54 | s->dct_unquantize_h263_inter = ff_dct_unquantize_h263_inter_neon; | |
55 | } | |
676e200c | 56 | } |