mirror of
https://github.com/mpv-player/mpv
synced 2024-12-21 14:22:17 +00:00
95 lines
2.8 KiB
C
95 lines
2.8 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPLAYER_MPCOMMON_H
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#define MPLAYER_MPCOMMON_H
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include "osdep/compiler.h"
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#include "talloc.h"
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// double should be able to represent this exactly
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#define MP_NOPTS_VALUE (-0x1p+63)
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#define MP_CONCAT_(a, b) a ## b
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#define MP_CONCAT(a, b) MP_CONCAT_(a, b)
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#define ROUND(x) ((int)((x) < 0 ? (x) - 0.5 : (x) + 0.5))
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#define MPMAX(a, b) ((a) > (b) ? (a) : (b))
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#define MPMIN(a, b) ((a) > (b) ? (b) : (a))
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#define MPCLAMP(a, min, max) (((a) < (min)) ? (min) : (((a) > (max)) ? (max) : (a)))
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#define MPSWAP(type, a, b) \
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do { type SWAP_tmp = b; b = a; a = SWAP_tmp; } while (0)
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#define MP_ARRAY_SIZE(s) (sizeof(s) / sizeof((s)[0]))
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// align must be a power of two (align >= 1), x >= 0
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#define MP_ALIGN_UP(x, align) (((x) + (align) - 1) & ~((align) - 1))
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#define MP_ALIGN_DOWN(x, align) ((x) & ~((align) - 1))
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#define CONTROL_OK 1
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#define CONTROL_TRUE 1
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#define CONTROL_FALSE 0
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#define CONTROL_UNKNOWN -1
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#define CONTROL_ERROR -2
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#define CONTROL_NA -3
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enum stream_type {
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STREAM_VIDEO,
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STREAM_AUDIO,
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STREAM_SUB,
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STREAM_TYPE_COUNT,
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};
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extern const char *const mpv_version;
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extern const char *const mpv_builddate;
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char *mp_format_time(double time, bool fractions);
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char *mp_format_time_fmt(const char *fmt, double time);
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struct mp_rect {
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int x0, y0;
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int x1, y1;
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};
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#define mp_rect_w(r) ((r).x1 - (r).x0)
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#define mp_rect_h(r) ((r).y1 - (r).y0)
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void mp_rect_union(struct mp_rect *rc, const struct mp_rect *src);
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bool mp_rect_intersection(struct mp_rect *rc, const struct mp_rect *rc2);
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int mp_snprintf_cat(char *str, size_t size, const char *format, ...)
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PRINTF_ATTRIBUTE(3, 4);
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struct bstr;
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void mp_append_utf8_bstr(void *talloc_ctx, struct bstr *buf, uint32_t codepoint);
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bool mp_append_escaped_string_noalloc(void *talloc_ctx, struct bstr *dst,
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struct bstr *src);
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bool mp_append_escaped_string(void *talloc_ctx, struct bstr *dst,
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struct bstr *src);
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char *mp_strerror_buf(char *buf, size_t buf_size, int errnum);
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#define mp_strerror(e) mp_strerror_buf((char[80]){0}, 80, e)
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#endif /* MPLAYER_MPCOMMON_H */
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