diff options
Diffstat (limited to 'lib/libdvd/libdvdnav/examples')
| -rw-r--r-- | lib/libdvd/libdvdnav/examples/Makefile.am | 13 | ||||
| -rw-r--r-- | lib/libdvd/libdvdnav/examples/menus.c | 278 |
2 files changed, 0 insertions, 291 deletions
diff --git a/lib/libdvd/libdvdnav/examples/Makefile.am b/lib/libdvd/libdvdnav/examples/Makefile.am deleted file mode 100644 index c4540f51e0..0000000000 --- a/lib/libdvd/libdvdnav/examples/Makefile.am +++ /dev/null @@ -1,13 +0,0 @@ -include $(top_srcdir)/misc/Makefile.common - -AM_CPPFLAGS = -DDVDNAV_COMPILE $(DVDREAD_CFLAGS) -I$(top_srcdir)/src - -DVDNAV_LIB = $(top_builddir)/src/libdvdnav.la - -noinst_PROGRAMS = menus - -menus_SOURCES = menus.c -menus_LDADD = $(DVDNAV_LIB) $(DVDREAD_LIBS) - -$(DVDNAV_LIB): - @cd $(top_builddir)/src/ && $(MAKE) libdvdnav.la diff --git a/lib/libdvd/libdvdnav/examples/menus.c b/lib/libdvd/libdvdnav/examples/menus.c deleted file mode 100644 index 3e454ff2ee..0000000000 --- a/lib/libdvd/libdvdnav/examples/menus.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Copyright (C) 2003 by the libdvdnav project - * - * This file is part of libdvdnav, a DVD navigation library. - * - * libdvdnav 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. - * - * libdvdnav 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 libdvdnav; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <unistd.h> -#include <inttypes.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <dvdnav/dvdnav.h> - -/* shall we use libdvdnav's read ahead cache? */ -#define DVD_READ_CACHE 1 - -/* which is the default language for menus/audio/subpictures? */ -#define DVD_LANGUAGE "en" - -#ifdef WIN32 -#define S_IRWXG 0 -#endif - -int main(int argc, char **argv) { - dvdnav_t *dvdnav; - uint8_t mem[DVD_VIDEO_LB_LEN]; - int finished = 0; - int output_fd = 0; - int dump = 0, tt_dump = 0; - - if (argc < 2) { - printf("Specify DVD device.\n"); - return 1; - } - - /* open dvdnav handle */ - printf("Opening DVD...\n"); - if (dvdnav_open(&dvdnav, argv[1]) != DVDNAV_STATUS_OK) { - printf("Error on dvdnav_open\n"); - return 1; - } - - /* set read ahead cache usage */ - if (dvdnav_set_readahead_flag(dvdnav, DVD_READ_CACHE) != DVDNAV_STATUS_OK) { - printf("Error on dvdnav_set_readahead_flag: %s\n", dvdnav_err_to_string(dvdnav)); - return 2; - } - - /* set the language */ - if (dvdnav_menu_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK || - dvdnav_audio_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK || - dvdnav_spu_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK) { - printf("Error on setting languages: %s\n", dvdnav_err_to_string(dvdnav)); - return 2; - } - - /* set the PGC positioning flag to have position information relatively to the - * whole feature instead of just relatively to the current chapter */ - if (dvdnav_set_PGC_positioning_flag(dvdnav, 1) != DVDNAV_STATUS_OK) { - printf("Error on dvdnav_set_PGC_positioning_flag: %s\n", dvdnav_err_to_string(dvdnav)); - return 2; - } - - - /* the read loop which regularly calls dvdnav_get_next_block - * and handles the returned events */ - printf("Reading...\n"); - while (!finished) { - int result, event, len; - uint8_t *buf = mem; - - /* the main reading function */ -#if DVD_READ_CACHE - result = dvdnav_get_next_cache_block(dvdnav, &buf, &event, &len); -#else - result = dvdnav_get_next_block(dvdnav, buf, &event, &len); -#endif - - if (result == DVDNAV_STATUS_ERR) { - printf("Error getting next block: %s\n", dvdnav_err_to_string(dvdnav)); - return 3; - } - - switch (event) { - case DVDNAV_BLOCK_OK: - /* We have received a regular block of the currently playing MPEG stream. - * A real player application would now pass this block through demuxing - * and decoding. We simply write it to disc here. */ - - if (!output_fd) { - printf("Opening output...\n"); - output_fd = open("libdvdnav.mpg", O_CREAT | O_WRONLY, S_IRWXU | S_IRWXG); - if (output_fd == -1) { - printf("Error opening output\n"); - return 4; - } - } - - if (dump || tt_dump) - write(output_fd, buf, len); - - break; - case DVDNAV_NOP: - /* Nothing to do here. */ - break; - case DVDNAV_STILL_FRAME: - /* We have reached a still frame. A real player application would wait - * the amount of time specified by the still's length while still handling - * user input to make menus and other interactive stills work. - * A length of 0xff means an indefinite still which has to be skipped - * indirectly by some user interaction. */ - { - dvdnav_still_event_t *still_event = (dvdnav_still_event_t *)buf; - if (still_event->length < 0xff) - printf("Skipping %d seconds of still frame\n", still_event->length); - else - printf("Skipping indefinite length still frame\n"); - dvdnav_still_skip(dvdnav); - } - break; - case DVDNAV_WAIT: - /* We have reached a point in DVD playback, where timing is critical. - * Player application with internal fifos can introduce state - * inconsistencies, because libdvdnav is always the fifo's length - * ahead in the stream compared to what the application sees. - * Such applications should wait until their fifos are empty - * when they receive this type of event. */ - printf("Skipping wait condition\n"); - dvdnav_wait_skip(dvdnav); - break; - case DVDNAV_SPU_CLUT_CHANGE: - /* Player applications should pass the new colour lookup table to their - * SPU decoder */ - break; - case DVDNAV_SPU_STREAM_CHANGE: - /* Player applications should inform their SPU decoder to switch channels */ - break; - case DVDNAV_AUDIO_STREAM_CHANGE: - /* Player applications should inform their audio decoder to switch channels */ - break; - case DVDNAV_HIGHLIGHT: - /* Player applications should inform their overlay engine to highlight the - * given button */ - { - dvdnav_highlight_event_t *highlight_event = (dvdnav_highlight_event_t *)buf; - printf("Selected button %d\n", highlight_event->buttonN); - } - break; - case DVDNAV_VTS_CHANGE: - /* Some status information like video aspect and video scale permissions do - * not change inside a VTS. Therefore this event can be used to query such - * information only when necessary and update the decoding/displaying - * accordingly. */ - break; - case DVDNAV_CELL_CHANGE: - /* Some status information like the current Title and Part numbers do not - * change inside a cell. Therefore this event can be used to query such - * information only when necessary and update the decoding/displaying - * accordingly. */ - { - int32_t tt = 0, ptt = 0; - uint32_t pos, len; - char input = '\0'; - - dvdnav_current_title_info(dvdnav, &tt, &ptt); - dvdnav_get_position(dvdnav, &pos, &len); - printf("Cell change: Title %d, Chapter %d\n", tt, ptt); - printf("At position %.0f%% inside the feature\n", 100 * (double)pos / (double)len); - - dump = 0; - if (tt_dump && tt != tt_dump) - tt_dump = 0; - - if (!dump && !tt_dump) { - fflush(stdin); - while ((input != 'a') && (input != 's') && (input != 'q') && (input != 't')) { - printf("(a)ppend cell to output\n(s)kip cell\nappend until end of (t)itle\n(q)uit\n"); - scanf("%c", &input); - } - - switch (input) { - case 'a': - dump = 1; - break; - case 't': - tt_dump = tt; - break; - case 'q': - finished = 1; - } - } - } - break; - case DVDNAV_NAV_PACKET: - /* A NAV packet provides PTS discontinuity information, angle linking information and - * button definitions for DVD menus. Angles are handled completely inside libdvdnav. - * For the menus to work, the NAV packet information has to be passed to the overlay - * engine of the player so that it knows the dimensions of the button areas. */ - { - pci_t *pci; - - /* Applications with fifos should not use these functions to retrieve NAV packets, - * they should implement their own NAV handling, because the packet you get from these - * functions will already be ahead in the stream which can cause state inconsistencies. - * Applications with fifos should therefore pass the NAV packet through the fifo - * and decoding pipeline just like any other data. */ - pci = dvdnav_get_current_nav_pci(dvdnav); - dvdnav_get_current_nav_dsi(dvdnav); - - if(pci->hli.hl_gi.btn_ns > 0) { - int button; - - printf("Found %i DVD menu buttons...\n", pci->hli.hl_gi.btn_ns); - - for (button = 0; button < pci->hli.hl_gi.btn_ns; button++) { - btni_t *btni = &(pci->hli.btnit[button]); - printf("Button %i top-left @ (%i,%i), bottom-right @ (%i,%i)\n", - button + 1, btni->x_start, btni->y_start, - btni->x_end, btni->y_end); - } - - button = 0; - while ((button <= 0) || (button > pci->hli.hl_gi.btn_ns)) { - printf("Which button (1 to %i): ", pci->hli.hl_gi.btn_ns); - scanf("%i", &button); - } - - printf("Selecting button %i...\n", button); - /* This is the point where applications with fifos have to hand in a NAV packet - * which has traveled through the fifos. See the notes above. */ - dvdnav_button_select_and_activate(dvdnav, pci, button); - } - } - break; - case DVDNAV_HOP_CHANNEL: - /* This event is issued whenever a non-seamless operation has been executed. - * Applications with fifos should drop the fifos content to speed up responsiveness. */ - break; - case DVDNAV_STOP: - /* Playback should end here. */ - { - finished = 1; - } - break; - default: - printf("Unknown event (%i)\n", event); - finished = 1; - break; - } -#if DVD_READ_CACHE - dvdnav_free_cache_block(dvdnav, buf); -#endif - } - - /* destroy dvdnav handle */ - if (dvdnav_close(dvdnav) != DVDNAV_STATUS_OK) { - printf("Error on dvdnav_close: %s\n", dvdnav_err_to_string(dvdnav)); - return 5; - } - close(output_fd); - - return 0; -} |