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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /media/ffvpx/libavcodec/me_cmp.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | media/ffvpx/libavcodec/me_cmp.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/me_cmp.h b/media/ffvpx/libavcodec/me_cmp.h new file mode 100644 index 0000000000..90ea76c891 --- /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 <stdint.h> + +#include "libavutil/attributes_internal.h" + +#include "avcodec.h" + +extern const uint32_t attribute_visibility_hidden 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, + const uint8_t *blk1 /* align width (8 or 16) */, + const uint8_t *blk2 /* align 1 */, ptrdiff_t stride, + int h); + +typedef struct MECmpContext { + int (*sum_abs_dctelem)(const 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]; + me_cmp_func median_sad[6]; +} MECmpContext; + +void ff_me_cmp_init(MECmpContext *c, AVCodecContext *avctx); +void ff_me_cmp_init_aarch64(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 */ |