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https://github.com/mpv-player/mpv
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33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
#ifndef MPLAYER_SUB_IMG_CONVERT_H
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#define MPLAYER_SUB_IMG_CONVERT_H
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#include <stdbool.h>
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struct osd_conv_cache;
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struct sub_bitmaps;
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struct mp_rect;
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struct osd_conv_cache *osd_conv_cache_new(void);
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// These functions convert from one OSD format to another. On success, they copy
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// the converted image data into c, and change imgs to point to the data.
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bool osd_conv_idx_to_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs);
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bool osd_conv_ass_to_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs);
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// Sub postprocessing
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bool osd_conv_blur_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs,
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double gblur);
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bool osd_conv_idx_to_gray(struct osd_conv_cache *c, struct sub_bitmaps *imgs);
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bool mp_sub_bitmaps_bb(struct sub_bitmaps *imgs, struct mp_rect *out_bb);
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// Intentionally limit the maximum number of bounding rects to something low.
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// This prevents the algorithm from degrading to O(N^2).
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// Most subtitles yield a very low number of bounding rects (<5).
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#define MP_SUB_BB_LIST_MAX 15
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int mp_get_sub_bb_list(struct sub_bitmaps *sbs, struct mp_rect *out_rc_list,
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int rc_list_count);
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#endif
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