mirror of https://github.com/mpv-player/mpv
367 lines
12 KiB
C
367 lines
12 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer 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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* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stddef.h>
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#include <stdbool.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <libavutil/md5.h>
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#include "config.h"
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#include "talloc.h"
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#include "osdep/io.h"
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#include "common/global.h"
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#include "common/encode.h"
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#include "common/msg.h"
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#include "misc/ctype.h"
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#include "options/path.h"
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#include "options/m_config.h"
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#include "options/parse_configfile.h"
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#include "common/playlist.h"
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#include "options/options.h"
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#include "options/m_property.h"
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#include "stream/stream.h"
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#include "core.h"
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#include "command.h"
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static void load_all_cfgfiles(struct MPContext *mpctx, char *section,
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char *filename)
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{
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char **cf = mp_find_all_config_files(NULL, mpctx->global, filename);
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for (int i = 0; cf && cf[i]; i++)
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m_config_parse_config_file(mpctx->mconfig, cf[i], section, 0);
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talloc_free(cf);
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}
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#define SECT_ENCODE "encoding"
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void mp_parse_cfgfiles(struct MPContext *mpctx)
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{
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struct MPOpts *opts = mpctx->opts;
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if (!opts->load_config)
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return;
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mp_mk_config_dir(mpctx->global, "");
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m_config_t *conf = mpctx->mconfig;
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char *section = NULL;
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bool encoding = opts->encode_opts &&
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opts->encode_opts->file && opts->encode_opts->file[0];
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// In encoding mode, we don't want to apply normal config options.
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// So we "divert" normal options into a separate section, and the diverted
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// section is never used - unless maybe it's explicitly referenced from an
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// encoding profile.
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if (encoding)
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section = "playback-default";
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// The #if is a stupid hack to avoid errors if libavfilter is not available.
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#if HAVE_LIBAVFILTER && HAVE_ENCODING
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char *cf = mp_find_config_file(NULL, mpctx->global, "encoding-profiles.conf");
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if (cf)
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m_config_parse_config_file(mpctx->mconfig, cf, SECT_ENCODE, 0);
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talloc_free(cf);
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#endif
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load_all_cfgfiles(mpctx, section, "config");
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load_all_cfgfiles(mpctx, section, "mpv.conf");
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if (encoding)
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m_config_set_profile(conf, m_config_add_profile(conf, SECT_ENCODE), 0);
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}
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static int try_load_config(struct MPContext *mpctx, const char *file, int flags)
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{
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if (!mp_path_exists(file))
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return 0;
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MP_INFO(mpctx, "Loading config '%s'\n", file);
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m_config_parse_config_file(mpctx->mconfig, file, NULL, flags);
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return 1;
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}
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// Set options file-local, and don't set them if the user set them via the
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// command line.
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#define FILE_LOCAL_FLAGS (M_SETOPT_BACKUP | M_SETOPT_PRESERVE_CMDLINE)
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static void mp_load_per_file_config(struct MPContext *mpctx)
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{
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struct MPOpts *opts = mpctx->opts;
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char *confpath;
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char cfg[512];
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const char *file = mpctx->filename;
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if (snprintf(cfg, sizeof(cfg), "%s.conf", file) >= sizeof(cfg)) {
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MP_VERBOSE(mpctx, "Filename is too long, "
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"can not load file or directory specific config files\n");
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return;
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}
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char *name = mp_basename(cfg);
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if (opts->use_filedir_conf) {
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bstr dir = mp_dirname(cfg);
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char *dircfg = mp_path_join(NULL, dir, bstr0("mpv.conf"));
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try_load_config(mpctx, dircfg, FILE_LOCAL_FLAGS);
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talloc_free(dircfg);
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if (try_load_config(mpctx, cfg, FILE_LOCAL_FLAGS))
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return;
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}
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if ((confpath = mp_find_config_file(NULL, mpctx->global, name))) {
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try_load_config(mpctx, confpath, FILE_LOCAL_FLAGS);
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talloc_free(confpath);
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}
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}
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static void mp_auto_load_profile(struct MPContext *mpctx, char *category,
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bstr item)
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{
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if (!item.len)
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return;
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char t[512];
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snprintf(t, sizeof(t), "%s.%.*s", category, BSTR_P(item));
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m_profile_t *p = m_config_get_profile0(mpctx->mconfig, t);
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if (p) {
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MP_INFO(mpctx, "Auto-loading profile '%s'\n", t);
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m_config_set_profile(mpctx->mconfig, p, FILE_LOCAL_FLAGS);
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}
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}
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void mp_load_auto_profiles(struct MPContext *mpctx)
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{
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struct MPOpts *opts = mpctx->opts;
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mp_auto_load_profile(mpctx, "protocol",
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mp_split_proto(bstr0(mpctx->filename), NULL));
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mp_auto_load_profile(mpctx, "extension",
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bstr0(mp_splitext(mpctx->filename, NULL)));
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mp_load_per_file_config(mpctx);
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if (opts->vo.video_driver_list)
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mp_auto_load_profile(mpctx, "vo", bstr0(opts->vo.video_driver_list[0].name));
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if (opts->audio_driver_list)
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mp_auto_load_profile(mpctx, "ao", bstr0(opts->audio_driver_list[0].name));
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}
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#define MP_WATCH_LATER_CONF "watch_later"
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static char *mp_get_playback_resume_config_filename(struct mpv_global *global,
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const char *fname)
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{
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struct MPOpts *opts = global->opts;
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char *res = NULL;
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void *tmp = talloc_new(NULL);
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const char *realpath = fname;
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bstr bfname = bstr0(fname);
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if (!mp_is_url(bfname)) {
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char *cwd = mp_getcwd(tmp);
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if (!cwd)
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goto exit;
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realpath = mp_path_join(tmp, bstr0(cwd), bstr0(fname));
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}
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if (bstr_startswith0(bfname, "dvd://"))
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realpath = talloc_asprintf(tmp, "%s - %s", realpath, opts->dvd_device);
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if (bstr_startswith0(bfname, "br://") || bstr_startswith0(bfname, "bd://") ||
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bstr_startswith0(bfname, "bluray://"))
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realpath = talloc_asprintf(tmp, "%s - %s", realpath, opts->bluray_device);
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uint8_t md5[16];
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av_md5_sum(md5, realpath, strlen(realpath));
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char *conf = talloc_strdup(tmp, "");
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for (int i = 0; i < 16; i++)
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conf = talloc_asprintf_append(conf, "%02X", md5[i]);
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res = talloc_asprintf(tmp, MP_WATCH_LATER_CONF "/%s", conf);
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res = mp_find_config_file(NULL, global, res);
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if (!res) {
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res = mp_find_config_file(tmp, global, MP_WATCH_LATER_CONF);
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if (res)
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res = talloc_asprintf(NULL, "%s/%s", res, conf);
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}
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exit:
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talloc_free(tmp);
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return res;
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}
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static const char *const backup_properties[] = {
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"options/osd-level",
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//"loop",
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"options/speed",
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"options/edition",
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"options/pause",
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"volume-restore-data",
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"options/audio-delay",
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//"balance",
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"options/fullscreen",
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"options/colormatrix",
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"options/colormatrix-input-range",
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"options/colormatrix-output-range",
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"options/ontop",
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"options/border",
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"options/gamma",
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"options/brightness",
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"options/contrast",
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"options/saturation",
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"options/hue",
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"options/deinterlace",
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"options/vf",
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"options/af",
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"options/panscan",
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"options/aid",
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"options/vid",
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"options/sid",
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"options/sub-delay",
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"options/sub-pos",
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"options/sub-visibility",
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"options/sub-scale",
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"options/ass-use-margins",
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"options/ass-vsfilter-aspect-compat",
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"options/ass-style-override",
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0
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};
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// Used to retrieve default settings, which should not be stored in the
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// resume config. Uses backup_properties[] meaning/order of values.
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// This explicitly includes values set by config files and command line.
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void mp_get_resume_defaults(struct MPContext *mpctx)
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{
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char **list =
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talloc_zero_array(mpctx, char*, MP_ARRAY_SIZE(backup_properties));
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for (int i = 0; backup_properties[i]; i++) {
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const char *pname = backup_properties[i];
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char *val = NULL;
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int r = mp_property_do(pname, M_PROPERTY_GET_STRING, &val, mpctx);
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if (r == M_PROPERTY_OK)
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list[i] = talloc_steal(list, val);
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}
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mpctx->resume_defaults = list;
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}
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// Should follow what parser-cfg.c does/needs
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static bool needs_config_quoting(const char *s)
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{
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for (int i = 0; s && s[i]; i++) {
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unsigned char c = s[i];
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if (!mp_isprint(c) || mp_isspace(c) || c == '#' || c == '\'' || c == '"')
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return true;
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}
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return false;
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}
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void mp_write_watch_later_conf(struct MPContext *mpctx)
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{
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char *filename = mpctx->filename;
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char *conffile = NULL;
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if (!filename)
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goto exit;
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double pos = get_current_time(mpctx);
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if (pos == MP_NOPTS_VALUE)
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goto exit;
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mp_mk_config_dir(mpctx->global, MP_WATCH_LATER_CONF);
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conffile = mp_get_playback_resume_config_filename(mpctx->global, filename);
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if (!conffile)
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goto exit;
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MP_INFO(mpctx, "Saving state.\n");
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FILE *file = fopen(conffile, "wb");
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if (!file)
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goto exit;
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if (mpctx->opts->write_filename_in_watch_later_config) {
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char write_name[1024] = {0};
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for (int n = 0; filename[n] && n < sizeof(write_name) - 1; n++)
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write_name[n] = (unsigned char)filename[n] < 32 ? '_' : filename[n];
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fprintf(file, "# %s\n", write_name);
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}
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fprintf(file, "start=%f\n", pos);
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for (int i = 0; backup_properties[i]; i++) {
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const char *pname = backup_properties[i];
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char *val = NULL;
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int r = mp_property_do(pname, M_PROPERTY_GET_STRING, &val, mpctx);
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if (r == M_PROPERTY_OK) {
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if (strncmp(pname, "options/", 8) == 0)
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pname += 8;
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// Only store it if it's different from the initial value.
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char *prev = mpctx->resume_defaults[i];
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if (!prev || strcmp(prev, val) != 0) {
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if (needs_config_quoting(val)) {
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// e.g. '%6%STRING'
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fprintf(file, "%s=%%%d%%%s\n", pname, (int)strlen(val), val);
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} else {
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fprintf(file, "%s=%s\n", pname, val);
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}
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}
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}
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talloc_free(val);
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}
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fclose(file);
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exit:
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talloc_free(conffile);
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}
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void mp_load_playback_resume(struct MPContext *mpctx, const char *file)
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{
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char *fname = mp_get_playback_resume_config_filename(mpctx->global, file);
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if (fname && mp_path_exists(fname)) {
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// Never apply the saved start position to following files
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m_config_backup_opt(mpctx->mconfig, "start");
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MP_INFO(mpctx, "Resuming playback. This behavior can "
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"be disabled with --no-resume-playback.\n");
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try_load_config(mpctx, fname, M_SETOPT_PRESERVE_CMDLINE);
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unlink(fname);
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}
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talloc_free(fname);
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}
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// Returns the first file that has a resume config.
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// Compared to hashing the playlist file or contents and managing separate
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// resume file for them, this is simpler, and also has the nice property
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// that appending to a playlist doesn't interfere with resuming (especially
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// if the playlist comes from the command line).
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struct playlist_entry *mp_check_playlist_resume(struct MPContext *mpctx,
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struct playlist *playlist)
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{
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if (!mpctx->opts->position_resume)
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return NULL;
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for (struct playlist_entry *e = playlist->first; e; e = e->next) {
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char *conf = mp_get_playback_resume_config_filename(mpctx->global,
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e->filename);
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bool exists = conf && mp_path_exists(conf);
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talloc_free(conf);
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if (exists)
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return e;
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}
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return NULL;
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}
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