1 files changed, 467 insertions, 0 deletions

diff --git a/player/main.c b/player/main.c
new file mode 100644
index 0000000..27cf9b4
--- /dev/null
+++ b/player/main.c
@@ -0,0 +1,467 @@
+/*
+ * 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/>.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <math.h>
+#include <assert.h>
+#include <string.h>
+#include <locale.h>
+
+#include "config.h"
+
+#include <libplacebo/config.h>
+
+#include "mpv_talloc.h"
+
+#include "misc/dispatch.h"
+#include "misc/thread_pool.h"
+#include "osdep/io.h"
+#include "osdep/terminal.h"
+#include "osdep/threads.h"
+#include "osdep/timer.h"
+#include "osdep/main-fn.h"
+
+#include "common/av_log.h"
+#include "common/codecs.h"
+#include "common/encode.h"
+#include "options/m_config.h"
+#include "options/m_option.h"
+#include "options/m_property.h"
+#include "common/common.h"
+#include "common/msg.h"
+#include "common/msg_control.h"
+#include "common/stats.h"
+#include "common/global.h"
+#include "filters/f_decoder_wrapper.h"
+#include "options/parse_configfile.h"
+#include "options/parse_commandline.h"
+#include "common/playlist.h"
+#include "options/options.h"
+#include "options/path.h"
+#include "input/input.h"
+
+#include "audio/out/ao.h"
+#include "misc/thread_tools.h"
+#include "sub/osd.h"
+#include "video/out/vo.h"
+
+#include "core.h"
+#include "client.h"
+#include "command.h"
+#include "screenshot.h"
+
+static const char def_config[] =
+#include "etc/builtin.conf.inc"
+;
+
+#if HAVE_COCOA
+#include "osdep/macosx_events.h"
+#endif
+
+#ifndef FULLCONFIG
+#define FULLCONFIG "(missing)\n"
+#endif
+
+enum exit_reason {
+  EXIT_NONE,
+  EXIT_NORMAL,
+  EXIT_ERROR,
+};
+
+const char mp_help_text[] =
+"Usage:   mpv [options] [url|path/]filename\n"
+"\n"
+"Basic options:\n"
+" --start=<time>    seek to given (percent, seconds, or hh:mm:ss) position\n"
+" --no-audio        do not play sound\n"
+" --no-video        do not play video\n"
+" --fs              fullscreen playback\n"
+" --sub-file=<file> specify subtitle file to use\n"
+" --playlist=<file> specify playlist file\n"
+"\n"
+" --list-options    list all mpv options\n"
+" --h=<string>      print options which contain the given string in their name\n"
+"\n";
+
+static mp_static_mutex terminal_owner_lock = MP_STATIC_MUTEX_INITIALIZER;
+static struct MPContext *terminal_owner;
+
+static bool cas_terminal_owner(struct MPContext *old, struct MPContext *new)
+{
+    mp_mutex_lock(&terminal_owner_lock);
+    bool r = terminal_owner == old;
+    if (r)
+        terminal_owner = new;
+    mp_mutex_unlock(&terminal_owner_lock);
+    return r;
+}
+
+void mp_update_logging(struct MPContext *mpctx, bool preinit)
+{
+    bool had_log_file = mp_msg_has_log_file(mpctx->global);
+
+    mp_msg_update_msglevels(mpctx->global, mpctx->opts);
+
+    bool enable = mpctx->opts->use_terminal;
+    bool enabled = cas_terminal_owner(mpctx, mpctx);
+    if (enable != enabled) {
+        if (enable && cas_terminal_owner(NULL, mpctx)) {
+            terminal_init();
+            enabled = true;
+        } else if (!enable) {
+            terminal_uninit();
+            cas_terminal_owner(mpctx, NULL);
+        }
+    }
+
+    if (mp_msg_has_log_file(mpctx->global) && !had_log_file) {
+        // for log-file=... in config files.
+        // we did flush earlier messages, but they were in a cyclic buffer, so
+        // the version might have been overwritten. ensure we have it.
+        mp_print_version(mpctx->log, false);
+    }
+
+    if (enabled && !preinit && mpctx->opts->consolecontrols)
+        terminal_setup_getch(mpctx->input);
+}
+
+void mp_print_version(struct mp_log *log, int always)
+{
+    int v = always ? MSGL_INFO : MSGL_V;
+    mp_msg(log, v, "%s %s\n", mpv_version, mpv_copyright);
+    if (strcmp(mpv_builddate, "UNKNOWN"))
+        mp_msg(log, v, " built on %s\n", mpv_builddate);
+    mp_msg(log, v, "libplacebo version: %s\n", PL_VERSION);
+    check_library_versions(log, v);
+    mp_msg(log, v, "\n");
+    // Only in verbose mode.
+    if (!always) {
+        mp_msg(log, MSGL_V, "Configuration: " CONFIGURATION "\n");
+        mp_msg(log, MSGL_V, "List of enabled features: %s\n", FULLCONFIG);
+        #ifdef NDEBUG
+            mp_msg(log, MSGL_V, "Built with NDEBUG.\n");
+        #endif
+    }
+}
+
+void mp_destroy(struct MPContext *mpctx)
+{
+    mp_shutdown_clients(mpctx);
+
+    mp_uninit_ipc(mpctx->ipc_ctx);
+    mpctx->ipc_ctx = NULL;
+
+    uninit_audio_out(mpctx);
+    uninit_video_out(mpctx);
+
+    // If it's still set here, it's an error.
+    encode_lavc_free(mpctx->encode_lavc_ctx);
+    mpctx->encode_lavc_ctx = NULL;
+
+    command_uninit(mpctx);
+
+    mp_clients_destroy(mpctx);
+
+    osd_free(mpctx->osd);
+
+#if HAVE_COCOA
+    cocoa_set_input_context(NULL);
+#endif
+
+    if (cas_terminal_owner(mpctx, mpctx)) {
+        terminal_uninit();
+        cas_terminal_owner(mpctx, NULL);
+    }
+
+    mp_input_uninit(mpctx->input);
+
+    uninit_libav(mpctx->global);
+
+    mp_msg_uninit(mpctx->global);
+    assert(!mpctx->num_abort_list);
+    talloc_free(mpctx->abort_list);
+    mp_mutex_destroy(&mpctx->abort_lock);
+    talloc_free(mpctx->mconfig); // destroy before dispatch
+    talloc_free(mpctx);
+}
+
+static bool handle_help_options(struct MPContext *mpctx)
+{
+    struct MPOpts *opts = mpctx->opts;
+    struct mp_log *log = mpctx->log;
+    if (opts->ao_opts->audio_device &&
+        strcmp(opts->ao_opts->audio_device, "help") == 0)
+    {
+        ao_print_devices(mpctx->global, log, mpctx->ao);
+        return true;
+    }
+    if (opts->property_print_help) {
+        property_print_help(mpctx);
+        return true;
+    }
+    if (encode_lavc_showhelp(log, opts->encode_opts))
+        return true;
+    return false;
+}
+
+static int cfg_include(void *ctx, char *filename, int flags)
+{
+    struct MPContext *mpctx = ctx;
+    char *fname = mp_get_user_path(NULL, mpctx->global, filename);
+    int r = m_config_parse_config_file(mpctx->mconfig, mpctx->global, fname, NULL, flags);
+    talloc_free(fname);
+    return r;
+}
+
+// We mostly care about LC_NUMERIC, and how "." vs. "," is treated,
+// Other locale stuff might break too, but probably isn't too bad.
+static bool check_locale(void)
+{
+    char *name = setlocale(LC_NUMERIC, NULL);
+    return !name || strcmp(name, "C") == 0 || strcmp(name, "C.UTF-8") == 0;
+}
+
+struct MPContext *mp_create(void)
+{
+    if (!check_locale()) {
+        // Normally, we never print anything (except if the "terminal" option
+        // is enabled), so this is an exception.
+        fprintf(stderr, "Non-C locale detected. This is not supported.\n"
+                        "Call 'setlocale(LC_NUMERIC, \"C\");' in your code.\n");
+        return NULL;
+    }
+
+    char *enable_talloc = getenv("MPV_LEAK_REPORT");
+    if (!enable_talloc)
+        enable_talloc = HAVE_TA_LEAK_REPORT ? "1" : "0";
+    if (strcmp(enable_talloc, "1") == 0)
+        talloc_enable_leak_report();
+
+    mp_time_init();
+
+    struct MPContext *mpctx = talloc(NULL, MPContext);
+    *mpctx = (struct MPContext){
+        .last_chapter = -2,
+        .term_osd_contents = talloc_strdup(mpctx, ""),
+        .osd_progbar = { .type = -1 },
+        .playlist = talloc_zero(mpctx, struct playlist),
+        .dispatch = mp_dispatch_create(mpctx),
+        .playback_abort = mp_cancel_new(mpctx),
+        .thread_pool = mp_thread_pool_create(mpctx, 0, 1, 30),
+        .stop_play = PT_NEXT_ENTRY,
+        .play_dir = 1,
+    };
+
+    mp_mutex_init(&mpctx->abort_lock);
+
+    mpctx->global = talloc_zero(mpctx, struct mpv_global);
+
+    stats_global_init(mpctx->global);
+
+    // Nothing must call mp_msg*() and related before this
+    mp_msg_init(mpctx->global);
+    mpctx->log = mp_log_new(mpctx, mpctx->global->log, "!cplayer");
+    mpctx->statusline = mp_log_new(mpctx, mpctx->log, "!statusline");
+
+    mpctx->stats = stats_ctx_create(mpctx, mpctx->global, "main");
+
+    // Create the config context and register the options
+    mpctx->mconfig = m_config_new(mpctx, mpctx->log, &mp_opt_root);
+    mpctx->opts = mpctx->mconfig->optstruct;
+    mpctx->global->config = mpctx->mconfig->shadow;
+    mpctx->mconfig->includefunc = cfg_include;
+    mpctx->mconfig->includefunc_ctx = mpctx;
+    mpctx->mconfig->use_profiles = true;
+    mpctx->mconfig->is_toplevel = true;
+    mpctx->mconfig->global = mpctx->global;
+    m_config_parse(mpctx->mconfig, "", bstr0(def_config), NULL, 0);
+
+    mpctx->input = mp_input_init(mpctx->global, mp_wakeup_core_cb, mpctx);
+    screenshot_init(mpctx);
+    command_init(mpctx);
+    init_libav(mpctx->global);
+    mp_clients_init(mpctx);
+    mpctx->osd = osd_create(mpctx->global);
+
+#if HAVE_COCOA
+    cocoa_set_input_context(mpctx->input);
+#endif
+
+    char *verbose_env = getenv("MPV_VERBOSE");
+    if (verbose_env)
+        mpctx->opts->verbose = atoi(verbose_env);
+
+    mp_cancel_trigger(mpctx->playback_abort);
+
+    return mpctx;
+}
+
+// Finish mpctx initialization. This must be done after setting up all options.
+// Some of the initializations depend on the options, and can't be changed or
+// undone later.
+// If options is not NULL, apply them as command line player arguments.
+// Returns: 0 on success, -1 on error, 1 if exiting normally (e.g. help).
+int mp_initialize(struct MPContext *mpctx, char **options)
+{
+    struct MPOpts *opts = mpctx->opts;
+
+    assert(!mpctx->initialized);
+
+    // Preparse the command line, so we can init the terminal early.
+    if (options) {
+        m_config_preparse_command_line(mpctx->mconfig, mpctx->global,
+                                       &opts->verbose, options);
+    }
+
+    mp_init_paths(mpctx->global, opts);
+    mp_msg_set_early_logging(mpctx->global, true);
+    mp_update_logging(mpctx, true);
+
+    if (options) {
+        MP_VERBOSE(mpctx, "Command line options:");
+        for (int i = 0; options[i]; i++)
+            MP_VERBOSE(mpctx, " '%s'", options[i]);
+        MP_VERBOSE(mpctx, "\n");
+    }
+
+    mp_print_version(mpctx->log, false);
+
+    mp_parse_cfgfiles(mpctx);
+
+    if (options) {
+        int r = m_config_parse_mp_command_line(mpctx->mconfig, mpctx->playlist,
+                                               mpctx->global, options);
+        if (r < 0)
+            return r == M_OPT_EXIT ? 1 : -1;
+    }
+
+    if (opts->operation_mode == 1) {
+        m_config_set_profile(mpctx->mconfig, "builtin-pseudo-gui",
+                             M_SETOPT_NO_OVERWRITE);
+        m_config_set_profile(mpctx->mconfig, "pseudo-gui", 0);
+    }
+
+    // Backup the default settings, which should not be stored in the resume
+    // config files. This explicitly includes values set by config files and
+    // the command line.
+    m_config_backup_watch_later_opts(mpctx->mconfig);
+
+    mp_input_load_config(mpctx->input);
+
+    // From this point on, all mpctx members are initialized.
+    mpctx->initialized = true;
+    mpctx->mconfig->option_change_callback = mp_option_change_callback;
+    mpctx->mconfig->option_change_callback_ctx = mpctx;
+    m_config_set_update_dispatch_queue(mpctx->mconfig, mpctx->dispatch);
+    // Run all update handlers.
+    mp_option_change_callback(mpctx, NULL, UPDATE_OPTS_MASK, false);
+
+    if (handle_help_options(mpctx))
+        return 1; // help
+
+    check_library_versions(mp_null_log, 0);
+
+    if (!mpctx->playlist->num_entries && !opts->player_idle_mode &&
+        options)
+    {
+        // nothing to play
+        mp_print_version(mpctx->log, true);
+        MP_INFO(mpctx, "%s", mp_help_text);
+        return 1;
+    }
+
+    MP_STATS(mpctx, "start init");
+
+#if HAVE_COCOA
+    mpv_handle *ctx = mp_new_client(mpctx->clients, "osx");
+    cocoa_set_mpv_handle(ctx);
+#endif
+
+    if (opts->encode_opts->file && opts->encode_opts->file[0]) {
+        mpctx->encode_lavc_ctx = encode_lavc_init(mpctx->global);
+        if(!mpctx->encode_lavc_ctx) {
+            MP_INFO(mpctx, "Encoding initialization failed.\n");
+            return -1;
+        }
+        m_config_set_profile(mpctx->mconfig, "encoding", 0);
+        mp_input_enable_section(mpctx->input, "encode", MP_INPUT_EXCLUSIVE);
+    }
+
+    mp_load_scripts(mpctx);
+
+    if (opts->force_vo == 2 && handle_force_window(mpctx, false) < 0)
+        return -1;
+
+    // Needed to properly enter _initial_ idle mode if playlist empty.
+    if (mpctx->opts->player_idle_mode && !mpctx->playlist->num_entries)
+        mpctx->stop_play = PT_STOP;
+
+    MP_STATS(mpctx, "end init");
+
+    return 0;
+}
+
+int mpv_main(int argc, char *argv[])
+{
+    mp_thread_set_name("mpv");
+    struct MPContext *mpctx = mp_create();
+    if (!mpctx)
+        return 1;
+
+    mpctx->is_cli = true;
+
+    char **options = argv && argv[0] ? argv + 1 : NULL; // skips program name
+    int r = mp_initialize(mpctx, options);
+    if (r == 0)
+        mp_play_files(mpctx);
+
+    int rc = 0;
+    const char *reason = NULL;
+    if (r < 0) {
+        reason = "Fatal error";
+        rc = 1;
+    } else if (r > 0) {
+        // nothing
+    } else if (mpctx->stop_play == PT_QUIT) {
+        reason = "Quit";
+    } else if (mpctx->files_played) {
+        if (mpctx->files_errored || mpctx->files_broken) {
+            reason = "Some errors happened";
+            rc = 3;
+        } else {
+            reason = "End of file";
+        }
+    } else if (mpctx->files_broken && !mpctx->files_errored) {
+        reason = "Errors when loading file";
+        rc = 2;
+    } else if (mpctx->files_errored) {
+        reason = "Interrupted by error";
+        rc = 2;
+    } else {
+        reason = "No files played";
+    }
+
+    if (reason)
+        MP_INFO(mpctx, "Exiting... (%s)\n", reason);
+    if (mpctx->has_quit_custom_rc)
+        rc = mpctx->quit_custom_rc;
+
+    mp_destroy(mpctx);
+    return rc;
+}