diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2014-11-15 02:28:23 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2014-11-15 02:39:49 +0100 |
commit | 6f373d75e8923ceb0c6b248b55f65f06dcf69101 (patch) | |
tree | 6b05292005d71a7f9bb41c965ff76794753cfd81 /libavfilter/interlace.h | |
parent | 53ab7846eeb6cf91bd33dc17598bd5a66b8e3497 (diff) | |
parent | 2e1704059ae8625beda2ffde847ad22c5ba416dc (diff) |
Merge commit '2e1704059ae8625beda2ffde847ad22c5ba416dc'
* commit '2e1704059ae8625beda2ffde847ad22c5ba416dc':
vf_interlace: Add SIMD for lowpass filter
Conflicts:
libavfilter/vf_interlace.c
libavfilter/x86/Makefile
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavfilter/interlace.h')
-rw-r--r-- | libavfilter/interlace.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libavfilter/interlace.h b/libavfilter/interlace.h new file mode 100644 index 0000000000..44f1e06b39 --- /dev/null +++ b/libavfilter/interlace.h @@ -0,0 +1,58 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU 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. + */ + +/** + * @file + * progressive to interlaced content filter, inspired by heavy debugging of + * tinterlace filter. + */ + +#ifndef AVFILTER_INTERLACE_H +#define AVFILTER_INTERLACE_H + +#include "libavutil/common.h" +#include "libavutil/imgutils.h" +#include "libavutil/opt.h" + +#include "avfilter.h" +#include "formats.h" +#include "internal.h" +#include "video.h" + +enum ScanMode { + MODE_TFF = 0, + MODE_BFF = 1, +}; + +enum FieldType { + FIELD_UPPER = 0, + FIELD_LOWER = 1, +}; + +typedef struct InterlaceContext { + const AVClass *class; + enum ScanMode scan; // top or bottom field first scanning + int lowpass; // enable or disable low pass filterning + AVFrame *cur, *next; // the two frames from which the new one is obtained + void (*lowpass_line)(uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp, + const uint8_t *srcp_above, const uint8_t *srcp_below); +} InterlaceContext; + +void ff_interlace_init_x86(InterlaceContext *interlace); + +#endif /* AVFILTER_INTERLACE_H */ |