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🎥 Command line media player
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C
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129/* * This file is part of mpv. * * mpv 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. * * mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>. */
#ifndef MPLAYER_CSPUTILS_H#define MPLAYER_CSPUTILS_H
#include <stdbool.h>#include <stdint.h>
#include <libplacebo/colorspace.h>
#include "options/m_option.h"
/* NOTE: the csp and levels AUTO values are converted to specific ones * above vf/vo level. At least vf_scale relies on all valid settings being * nonzero at vf/vo level. */
extern const struct m_opt_choice_alternatives pl_csp_names[];extern const struct m_opt_choice_alternatives pl_csp_levels_names[];extern const struct m_opt_choice_alternatives pl_csp_prim_names[];extern const struct m_opt_choice_alternatives pl_csp_trc_names[];
enum mp_csp_light { MP_CSP_LIGHT_AUTO, MP_CSP_LIGHT_DISPLAY, MP_CSP_LIGHT_SCENE_HLG, MP_CSP_LIGHT_SCENE_709_1886, MP_CSP_LIGHT_SCENE_1_2, MP_CSP_LIGHT_COUNT};
extern const struct m_opt_choice_alternatives mp_csp_light_names[];
// The numeric values (except -1) match the Matroska StereoMode element value.enum mp_stereo3d_mode { MP_STEREO3D_INVALID = -1, /* only modes explicitly referenced in the code are listed */ MP_STEREO3D_MONO = 0, MP_STEREO3D_SBS2L = 1, MP_STEREO3D_AB2R = 2, MP_STEREO3D_AB2L = 3, MP_STEREO3D_SBS2R = 11, /* no explicit enum entries for most valid values */ MP_STEREO3D_COUNT = 15, // 14 is last valid mode};
extern const struct m_opt_choice_alternatives mp_stereo3d_names[];
#define MP_STEREO3D_NAME(x) m_opt_choice_str(mp_stereo3d_names, x)
#define MP_STEREO3D_NAME_DEF(x, def) \ (MP_STEREO3D_NAME(x) ? MP_STEREO3D_NAME(x) : (def))
// For many colorspace conversions, in particular those involving HDR, an// implicit reference white level is needed. Since this magic constant shows up// a lot, give it an explicit name. The value of 203 cd/m² comes from ITU-R// Report BT.2408, and the value for HLG comes from the cited HLG 75% level// (transferred to scene space).#define MP_REF_WHITE 203.0#define MP_REF_WHITE_HLG 3.17955
struct mp_csp_params { struct pl_color_repr repr; struct pl_color_space color; enum pl_color_levels levels_out; // output device float brightness; float contrast; float hue; float saturation; float gamma; // discard U/V components bool gray; // input is already centered and range-expanded bool is_float; // texture_bits/input_bits is for rescaling fixed point input to range [0,1] int texture_bits; int input_bits;};
#define MP_CSP_PARAMS_DEFAULTS { \ .repr = pl_color_repr_sdtv, \ .levels_out = PL_COLOR_LEVELS_FULL, \ .brightness = 0, .contrast = 1, .hue = 0, .saturation = 1, \ .gamma = 1, .texture_bits = 8, .input_bits = 8}
struct mp_image_params;void mp_csp_set_image_params(struct mp_csp_params *params, const struct mp_image_params *imgparams);
extern const struct m_opt_choice_alternatives pl_chroma_names[];extern const struct m_opt_choice_alternatives pl_alpha_names[];
extern const struct m_sub_options mp_csp_equalizer_conf;
struct mpv_global;struct mp_csp_equalizer_state *mp_csp_equalizer_create(void *ta_parent, struct mpv_global *global);bool mp_csp_equalizer_state_changed(struct mp_csp_equalizer_state *state);void mp_csp_equalizer_state_get(struct mp_csp_equalizer_state *state, struct mp_csp_params *params);
enum pl_color_system mp_csp_guess_colorspace(int width, int height);enum pl_color_primaries mp_csp_guess_primaries(int width, int height);
double mp_get_csp_mul(enum pl_color_system csp, int input_bits, int texture_bits);void mp_get_csp_uint_mul(enum pl_color_system csp, enum pl_color_levels levels, int bits, int component, double *out_m, double *out_o);void mp_get_csp_matrix(struct mp_csp_params *params, struct pl_transform3x3 *out);
void mp_map_fixp_color(struct pl_transform3x3 *matrix, int ibits, int in[3], int obits, int out[3]);
#endif /* MPLAYER_CSPUTILS_H */