summaryrefslogtreecommitdiffstats
path: root/player/main.c
blob: ab3e7b93f976bd797acc6301c593ae34a5d8232e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
/*
 * This file is part of MPlayer.
 *
 * MPlayer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MPlayer 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <assert.h>
#include <ctype.h>
#include <string.h>

#include "config.h"
#include "talloc.h"

#include "osdep/io.h"
#include "osdep/priority.h"
#include "osdep/terminal.h"
#include "osdep/timer.h"

#include "common/av_log.h"
#include "common/codecs.h"
#include "common/cpudetect.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/global.h"
#include "options/parse_configfile.h"
#include "options/parse_commandline.h"
#include "common/playlist.h"
#include "common/playlist_parser.h"
#include "options/options.h"
#include "input/input.h"

#include "audio/decode/dec_audio.h"
#include "audio/out/ao.h"
#include "audio/mixer.h"
#include "demux/demux.h"
#include "stream/stream.h"
#include "sub/ass_mp.h"
#include "sub/osd.h"
#include "video/decode/dec_video.h"
#include "video/out/vo.h"

#include "core.h"
#include "lua.h"
#include "command.h"
#include "screenshot.h"

#if HAVE_X11
#include "video/out/x11_common.h"
#endif

#if HAVE_COCOA
#include "osdep/macosx_application.h"
#endif

#ifdef PTW32_STATIC_LIB
#include <pthread.h>
#endif

#if defined(__MINGW32__) || defined(__CYGWIN__)
#include <windows.h>
#endif

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>      specify subtitle file to use\n"
" --playlist=<file> specify playlist file\n"
"\n"
" --list-options    list all mpv options\n"
"\n";

void mp_print_version(int always)
{
    int v = always ? MSGL_INFO : MSGL_V;
    mp_msg(MSGT_CPLAYER, v,
           "%s (C) 2000-2013 mpv/MPlayer/mplayer2 projects\n built on %s\n", mplayer_version, mplayer_builddate);
    print_libav_versions(v);
    mp_msg(MSGT_CPLAYER, v, "\n");
}

static MP_NORETURN void exit_player(struct MPContext *mpctx,
                                    enum exit_reason how)
{
    int rc;
    uninit_player(mpctx, INITIALIZED_ALL);

#if HAVE_ENCODING
    encode_lavc_finish(mpctx->encode_lavc_ctx);
    encode_lavc_free(mpctx->encode_lavc_ctx);
#endif

    mpctx->encode_lavc_ctx = NULL;

#if HAVE_LUA
    mp_lua_uninit(mpctx);
#endif

#if defined(__MINGW32__)
    timeEndPeriod(1);
#endif

#if HAVE_COCOA
    cocoa_set_input_context(NULL);
#endif

    command_uninit(mpctx);

    mp_input_uninit(mpctx->input);

    osd_free(mpctx->osd);

#if HAVE_LIBASS
    ass_library_done(mpctx->ass_library);
    mpctx->ass_library = NULL;
#endif

    getch2_disable();

    if (how != EXIT_NONE) {
        const char *reason;
        switch (how) {
        case EXIT_SOMENOTPLAYED:
        case EXIT_PLAYED:
            reason = "End of file";
            break;
        case EXIT_NOTPLAYED:
            reason = "No files played";
            break;
        case EXIT_ERROR:
            reason = "Fatal error";
            break;
        default:
            reason = "Quit";
        }
        MP_INFO(mpctx, "\nExiting... (%s)\n", reason);
    }

    if (mpctx->has_quit_custom_rc) {
        rc = mpctx->quit_custom_rc;
    } else {
        switch (how) {
            case EXIT_ERROR:
                rc = 1; break;
            case EXIT_NOTPLAYED:
                rc = 2; break;
            case EXIT_SOMENOTPLAYED:
                rc = 3; break;
            default:
                rc = 0;
        }
    }

    // must be last since e.g. mp_msg uses option values
    // that will be freed by this.

    mp_msg_uninit(mpctx->global);
    talloc_free(mpctx);

#if HAVE_COCOA
    terminate_cocoa_application();
    // never reach here:
    // terminate calls exit itself, just silence compiler warning
    exit(0);
#else
    exit(rc);
#endif
}

static bool handle_help_options(struct MPContext *mpctx)
{
    struct MPOpts *opts = mpctx->opts;
    int opt_exit = 0;
    if (opts->audio_decoders && strcmp(opts->audio_decoders, "help") == 0) {
        struct mp_decoder_list *list = audio_decoder_list();
        mp_print_decoders(MSGT_CPLAYER, MSGL_INFO, "Audio decoders:", list);
        talloc_free(list);
        opt_exit = 1;
    }
    if (opts->video_decoders && strcmp(opts->video_decoders, "help") == 0) {
        struct mp_decoder_list *list = video_decoder_list();
        mp_print_decoders(MSGT_CPLAYER, MSGL_INFO, "Video decoders:", list);
        talloc_free(list);
        opt_exit = 1;
    }
#if HAVE_X11
    if (opts->vo.fstype_list && strcmp(opts->vo.fstype_list[0], "help") == 0) {
        fstype_help();
        MP_INFO(mpctx, "\n");
        opt_exit = 1;
    }
#endif
    if ((opts->demuxer_name && strcmp(opts->demuxer_name, "help") == 0) ||
        (opts->audio_demuxer_name && strcmp(opts->audio_demuxer_name, "help") == 0) ||
        (opts->sub_demuxer_name && strcmp(opts->sub_demuxer_name, "help") == 0)) {
        demuxer_help();
        MP_INFO(mpctx, "\n");
        opt_exit = 1;
    }
    if (opts->list_properties) {
        property_print_help();
        opt_exit = 1;
    }
#if HAVE_ENCODING
    if (encode_lavc_showhelp(mpctx->opts))
        opt_exit = 1;
#endif
    return opt_exit;
}

#ifdef PTW32_STATIC_LIB
static void detach_ptw32(void)
{
    pthread_win32_thread_detach_np();
    pthread_win32_process_detach_np();
}
#endif

static void osdep_preinit(int *p_argc, char ***p_argv)
{
    char *enable_talloc = getenv("MPV_LEAK_REPORT");
    if (*p_argc > 1 && (strcmp((*p_argv)[1], "-leak-report") == 0 ||
                        strcmp((*p_argv)[1], "--leak-report") == 0))
        enable_talloc = "1";
    if (enable_talloc && strcmp(enable_talloc, "1") == 0)
        talloc_enable_leak_report();

#ifdef __MINGW32__
    mp_get_converted_argv(p_argc, p_argv);
#endif

#ifdef PTW32_STATIC_LIB
    pthread_win32_process_attach_np();
    pthread_win32_thread_attach_np();
    atexit(detach_ptw32);
#endif

#if defined(__MINGW32__) || defined(__CYGWIN__)
    // stop Windows from showing all kinds of annoying error dialogs
    SetErrorMode(0x8003);
#endif

    terminal_init();

    mp_time_init();
}

static int read_keys(void *ctx, int fd)
{
    if (getch2(ctx))
        return MP_INPUT_NOTHING;
    return MP_INPUT_DEAD;
}

static void init_input(struct MPContext *mpctx)
{
    mpctx->input = mp_input_init(mpctx->global);
    if (mpctx->opts->slave_mode)
        mp_input_add_cmd_fd(mpctx->input, 0, USE_FD0_CMD_SELECT, MP_INPUT_SLAVE_CMD_FUNC, NULL);
    else if (mpctx->opts->consolecontrols)
        mp_input_add_key_fd(mpctx->input, 0, 1, read_keys, NULL, mpctx->input);
    // Set the libstream interrupt callback
    stream_set_interrupt_callback(mp_input_check_interrupt, mpctx->input);

#if HAVE_COCOA
    cocoa_set_input_context(mpctx->input);
#endif
}

static int cfg_include(struct m_config *conf, char *filename, int flags)
{
    return m_config_parse_config_file(conf, filename, flags);
}

static int mpv_main(int argc, char *argv[])
{
    osdep_preinit(&argc, &argv);

    if (argc >= 1) {
        argc--;
        argv++;
    }

    struct MPContext *mpctx = talloc(NULL, MPContext);
    *mpctx = (struct MPContext){
        .last_dvb_step = 1,
        .terminal_osd_text = talloc_strdup(mpctx, ""),
        .playlist = talloc_struct(mpctx, struct playlist, {0}),
    };

    // Create the config context and register the options
    mpctx->mconfig = m_config_new(mpctx, sizeof(struct MPOpts),
                                  &mp_default_opts, mp_opts);
    mpctx->opts = mpctx->mconfig->optstruct;
    mpctx->mconfig->includefunc = cfg_include;
    mpctx->mconfig->use_profiles = true;
    mpctx->mconfig->is_toplevel = true;

    struct MPOpts *opts = mpctx->opts;


    mpctx->global = talloc_zero(mpctx, struct mpv_global);
    mpctx->global->opts = opts;

    // Nothing must call mp_msg() before this
    mp_msg_init(mpctx->global);
    mpctx->log = mp_log_new(mpctx, mpctx->global->log, "!cplayer");

    init_libav();
    GetCpuCaps(&gCpuCaps);
    screenshot_init(mpctx);
    mpctx->mixer = mixer_init(mpctx, mpctx->global);
    command_init(mpctx);

    // Preparse the command line
    m_config_preparse_command_line(mpctx->mconfig, argc, argv);
    mp_msg_update_msglevels(mpctx->global);

    mp_print_version(false);

    if (!mp_parse_cfgfiles(mpctx))
        exit_player(mpctx, EXIT_ERROR);

    int r = m_config_parse_mp_command_line(mpctx->mconfig, mpctx->playlist,
                                           argc, argv);
    if (r < 0) {
        if (r <= M_OPT_EXIT) {
            exit_player(mpctx, EXIT_NONE);
        } else {
            exit_player(mpctx, EXIT_ERROR);
        }
    }

    mp_msg_update_msglevels(mpctx->global);

    if (handle_help_options(mpctx))
        exit_player(mpctx, EXIT_NONE);

    MP_VERBOSE(mpctx, "Configuration: " CONFIGURATION "\n");
    MP_VERBOSE(mpctx, "Command line:");
    for (int i = 0; i < argc; i++)
        MP_VERBOSE(mpctx, " '%s'", argv[i]);
    MP_VERBOSE(mpctx, "\n");

    if (!mpctx->playlist->first && !opts->player_idle_mode) {
        mp_print_version(true);
        MP_INFO(mpctx, "%s", mp_help_text);
        exit_player(mpctx, EXIT_NONE);
    }

#if HAVE_PRIORITY
    set_priority();
#endif

    init_input(mpctx);

#if HAVE_ENCODING
    if (opts->encode_output.file && *opts->encode_output.file) {
        mpctx->encode_lavc_ctx = encode_lavc_init(&opts->encode_output);
        if(!mpctx->encode_lavc_ctx) {
            MP_INFO(mpctx, "Encoding initialization failed.");
            exit_player(mpctx, EXIT_ERROR);
        }
        m_config_set_option0(mpctx->mconfig, "vo", "lavc");
        m_config_set_option0(mpctx->mconfig, "ao", "lavc");
        m_config_set_option0(mpctx->mconfig, "fixed-vo", "yes");
        m_config_set_option0(mpctx->mconfig, "force-window", "no");
        m_config_set_option0(mpctx->mconfig, "gapless-audio", "yes");
        mp_input_enable_section(mpctx->input, "encode", MP_INPUT_EXCLUSIVE);
    }
#endif

    if (opts->consolecontrols)
        getch2_enable();

#if HAVE_LIBASS
    mpctx->ass_library = mp_ass_init(opts);
#else
    MP_WARN(mpctx, "Compiled without libass.\n");
    MP_WARN(mpctx, "There will be no OSD and no text subtitles.\n");
#endif

    mpctx->osd = osd_create(opts);

    if (opts->force_vo) {
        opts->fixed_vo = 1;
        mpctx->video_out = init_best_video_out(mpctx->global, mpctx->input,
                                               mpctx->encode_lavc_ctx);
        if (!mpctx->video_out) {
            MP_FATAL(mpctx, "Error opening/initializing "
                    "the selected video_out (-vo) device.\n");
            exit_player(mpctx, EXIT_ERROR);
        }
        mpctx->mouse_cursor_visible = true;
        mpctx->initialized_flags |= INITIALIZED_VO;
    }

#if HAVE_LUA
    // Lua user scripts can call arbitrary functions. Load them at a point
    // where this is safe.
    mp_lua_init(mpctx);
#endif

    if (opts->shuffle)
        playlist_shuffle(mpctx->playlist);

    if (opts->merge_files)
        merge_playlist_files(mpctx->playlist);

    mpctx->playlist->current = mp_resume_playlist(mpctx->playlist, opts);
    if (!mpctx->playlist->current)
        mpctx->playlist->current = mpctx->playlist->first;

    mp_play_files(mpctx);

    exit_player(mpctx, mpctx->stop_play == PT_QUIT ? EXIT_QUIT : mpctx->quit_player_rc);

    return 1;
}

int main(int argc, char *argv[])
{
#if HAVE_COCOA
    return cocoa_main(mpv_main, argc, argv);
#else
    return mpv_main(argc, argv);
#endif
}