mirror of
https://github.com/mpv-player/mpv
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1345977f99
Add Jpeg XL as a possible output format for screenshots, which should make it possible to take fast screenshots with much better quality than JPEG, or take lossless high-bit-depth screenshots with lower file sizes than PNG.
74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "options/m_option.h"
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struct mp_image;
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struct mp_log;
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struct image_writer_opts {
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int format;
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int high_bit_depth;
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int png_compression;
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int png_filter;
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int jpeg_quality;
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int jpeg_optimize;
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int jpeg_smooth;
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int jpeg_dpi;
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int jpeg_progressive;
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int jpeg_baseline;
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int jpeg_source_chroma;
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int webp_lossless;
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int webp_quality;
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int webp_compression;
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double jxl_distance;
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int jxl_effort;
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int tag_csp;
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};
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extern const struct image_writer_opts image_writer_opts_defaults;
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extern const struct m_option image_writer_opts[];
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// Return the file extension that will be used, e.g. "png".
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const char *image_writer_file_ext(const struct image_writer_opts *opts);
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// Return whether the selected format likely supports >8 bit per component.
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bool image_writer_high_depth(const struct image_writer_opts *opts);
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// Map file extension to format ID - return 0 (which is invalid) if unknown.
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int image_writer_format_from_ext(const char *ext);
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/*
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* Save the given image under the given filename. The parameters csp and opts
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* are optional. All pixel formats supported by swscale are supported.
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*
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* File format and compression settings are controlled via the opts parameter.
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*
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* If global!=NULL, use command line scaler options etc.
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*
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* NOTE: The fields w/h/width/height of the passed mp_image must be all set
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* accordingly. Setting w and width or h and height to different values
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* can be used to store snapshots of anamorphic video.
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*/
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bool write_image(struct mp_image *image, const struct image_writer_opts *opts,
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const char *filename, struct mpv_global *global,
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struct mp_log *log);
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// Debugging helper.
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void dump_png(struct mp_image *image, const char *filename, struct mp_log *log);
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