From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- media/ffvpx/libavcodec/me_cmp.h | 96 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 media/ffvpx/libavcodec/me_cmp.h (limited to 'media/ffvpx/libavcodec/me_cmp.h') diff --git a/media/ffvpx/libavcodec/me_cmp.h b/media/ffvpx/libavcodec/me_cmp.h new file mode 100644 index 000000000..a3603ec2c --- /dev/null +++ b/media/ffvpx/libavcodec/me_cmp.h @@ -0,0 +1,96 @@ +/* + * 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 + */ + +#ifndef AVCODEC_ME_CMP_H +#define AVCODEC_ME_CMP_H + +#include + +#include "avcodec.h" + +extern uint32_t ff_square_tab[512]; + + +/* minimum alignment rules ;) + * If you notice errors in the align stuff, need more alignment for some ASM code + * for some CPU or need to use a function with less aligned data then send a mail + * to the ffmpeg-devel mailing list, ... + * + * !warning These alignments might not match reality, (missing attribute((align)) + * stuff somewhere possible). + * I (Michael) did not check them, these are just the alignments which I think + * could be reached easily ... + * + * !future video codecs might need functions with less strict alignment + */ + +struct MpegEncContext; +/* Motion estimation: + * h is limited to { width / 2, width, 2 * width }, + * but never larger than 16 and never smaller than 2. + * Although currently h < 4 is not used as functions with + * width < 8 are neither used nor implemented. */ +typedef int (*me_cmp_func)(struct MpegEncContext *c, + uint8_t *blk1 /* align width (8 or 16) */, + uint8_t *blk2 /* align 1 */, ptrdiff_t stride, + int h); + +typedef struct MECmpContext { + int (*sum_abs_dctelem)(int16_t *block /* align 16 */); + + me_cmp_func sad[6]; /* identical to pix_absAxA except additional void * */ + me_cmp_func sse[6]; + me_cmp_func hadamard8_diff[6]; + me_cmp_func dct_sad[6]; + me_cmp_func quant_psnr[6]; + me_cmp_func bit[6]; + me_cmp_func rd[6]; + me_cmp_func vsad[6]; + me_cmp_func vsse[6]; + me_cmp_func nsse[6]; + me_cmp_func w53[6]; + me_cmp_func w97[6]; + me_cmp_func dct_max[6]; + me_cmp_func dct264_sad[6]; + + me_cmp_func me_pre_cmp[6]; + me_cmp_func me_cmp[6]; + me_cmp_func me_sub_cmp[6]; + me_cmp_func mb_cmp[6]; + me_cmp_func ildct_cmp[6]; // only width 16 used + me_cmp_func frame_skip_cmp[6]; // only width 8 used + + me_cmp_func pix_abs[2][4]; +} MECmpContext; + +void ff_me_cmp_init_static(void); + +int ff_check_alignment(void); + +void ff_me_cmp_init(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_alpha(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_arm(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_ppc(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_mips(MECmpContext *c, AVCodecContext *avctx); + +void ff_set_cmp(MECmpContext *c, me_cmp_func *cmp, int type); + +void ff_dsputil_init_dwt(MECmpContext *c); + +#endif /* AVCODEC_ME_CMP_H */ -- cgit v1.2.3