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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,235 @@ | ||
| /* | ||
| * BluRay (libbluray) protocol | ||
| * | ||
| * Copyright (c) 2012 Petri Hintukainen <phintuka <at> users.sourceforge.net> | ||
| * | ||
| * This file is part of FFmpeg. | ||
| * | ||
| * FFmpeg 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. | ||
| * | ||
| * FFmpeg 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 FFmpeg; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| */ | ||
|
|
||
| #include <libbluray/bluray.h> | ||
|
|
||
| #include "libavutil/avstring.h" | ||
| #include "libavformat/avformat.h" | ||
| #include "libavformat/url.h" | ||
| #include "libavutil/opt.h" | ||
|
|
||
| #define BLURAY_PROTO_PREFIX "bluray:" | ||
| #define MIN_PLAYLIST_LENGTH 180 /* 3 min */ | ||
|
|
||
| typedef struct { | ||
| const AVClass *class; | ||
|
|
||
| BLURAY *bd; | ||
|
|
||
| int playlist; | ||
| int angle; | ||
| int chapter; | ||
| /*int region;*/ | ||
| } BlurayContext; | ||
|
|
||
| #define OFFSET(x) offsetof(BlurayContext, x) | ||
| static const AVOption options[] = { | ||
| {"playlist", "", OFFSET(playlist), AV_OPT_TYPE_INT, { .dbl=-1 }, -1, 99999, AV_OPT_FLAG_DECODING_PARAM }, | ||
| {"angle", "", OFFSET(angle), AV_OPT_TYPE_INT, { .dbl=0 }, 0, 0xfe, AV_OPT_FLAG_DECODING_PARAM }, | ||
| {"chapter", "", OFFSET(chapter), AV_OPT_TYPE_INT, { .dbl=1 }, 1, 0xfffe, AV_OPT_FLAG_DECODING_PARAM }, | ||
| /*{"region", "bluray player region code (1 = region A, 2 = region B, 4 = region C)", OFFSET(region), AV_OPT_TYPE_INT, { .dbl=0 }, 0, 3, AV_OPT_FLAG_DECODING_PARAM },*/ | ||
| {NULL} | ||
| }; | ||
|
|
||
| static const AVClass bluray_context_class = { | ||
| .class_name = "bluray", | ||
| .item_name = av_default_item_name, | ||
| .option = options, | ||
| .version = LIBAVUTIL_VERSION_INT, | ||
| }; | ||
|
|
||
|
|
||
| static int check_disc_info(URLContext *h) | ||
| { | ||
| BlurayContext *bd = h->priv_data; | ||
| const BLURAY_DISC_INFO *disc_info; | ||
|
|
||
| disc_info = bd_get_disc_info(bd->bd); | ||
| if (!disc_info) { | ||
| av_log(h, AV_LOG_ERROR, "bd_get_disc_info() failed\n"); | ||
| return -1; | ||
| } | ||
|
|
||
| if (!disc_info->bluray_detected) { | ||
| av_log(h, AV_LOG_ERROR, "BluRay disc not detected\n"); | ||
| return -1; | ||
| } | ||
|
|
||
| /* AACS */ | ||
| if (disc_info->aacs_detected && !disc_info->aacs_handled) { | ||
| if (!disc_info->libaacs_detected) { | ||
| av_log(h, AV_LOG_ERROR, | ||
| "Media stream encrypted with AACS, install and configure libaacs\n"); | ||
| } else { | ||
| av_log(h, AV_LOG_ERROR, "Your libaacs can't decrypt this media\n"); | ||
| } | ||
| return -1; | ||
| } | ||
|
|
||
| /* BD+ */ | ||
| if (disc_info->bdplus_detected && !disc_info->bdplus_handled) { | ||
| /* | ||
| if (!disc_info->libbdplus_detected) { | ||
| av_log(h, AV_LOG_ERROR, | ||
| "Media stream encrypted with BD+, install and configure libbdplus"); | ||
| } else { | ||
| */ | ||
| av_log(h, AV_LOG_ERROR, "Unable to decrypt BD+ encrypted media"); | ||
| /*}*/ | ||
| return -1; | ||
| } | ||
|
|
||
| return 0; | ||
| } | ||
|
|
||
| static int bluray_close(URLContext *h) | ||
| { | ||
| BlurayContext *bd = h->priv_data; | ||
| if (bd->bd) { | ||
| bd_close(bd->bd); | ||
| } | ||
|
|
||
| return 0; | ||
| } | ||
|
|
||
| static int bluray_open(URLContext *h, const char *path, int flags) | ||
| { | ||
| BlurayContext *bd = h->priv_data; | ||
| int num_title_idx; | ||
| const char *diskname = path; | ||
|
|
||
| av_strstart(path, BLURAY_PROTO_PREFIX, &diskname); | ||
|
|
||
| bd->bd = bd_open(diskname, NULL); | ||
| if (!bd->bd) { | ||
| av_log(h, AV_LOG_ERROR, "bd_open() failed\n"); | ||
| return AVERROR(EIO); | ||
| } | ||
|
|
||
| /* check if disc can be played */ | ||
| if (check_disc_info(h) < 0) { | ||
| return AVERROR(EIO); | ||
| } | ||
|
|
||
| /* setup player registers */ | ||
| /* region code has no effect without menus | ||
| if (bd->region > 0 && bd->region < 5) { | ||
| av_log(h, AV_LOG_INFO, "setting region code to %d (%c)\n", bd->region, 'A' + (bd->region - 1)); | ||
| bd_set_player_setting(bd->bd, BLURAY_PLAYER_SETTING_REGION_CODE, bd->region); | ||
| } | ||
| */ | ||
|
|
||
| /* load title list */ | ||
| num_title_idx = bd_get_titles(bd->bd, TITLES_RELEVANT, MIN_PLAYLIST_LENGTH); | ||
| av_log(h, AV_LOG_INFO, "%d usable playlists:\n", num_title_idx); | ||
| if (num_title_idx < 1) { | ||
| return AVERROR(EIO); | ||
| } | ||
|
|
||
| /* if playlist was not given, select longest playlist */ | ||
| if (bd->playlist < 0) { | ||
| uint64_t duration = 0; | ||
| int i; | ||
| for (i = 0; i < num_title_idx; i++) { | ||
| BLURAY_TITLE_INFO *info = bd_get_title_info(bd->bd, i, 0); | ||
|
|
||
| av_log(h, AV_LOG_INFO, "playlist %05d.mpls (%d:%02d:%02d)\n", | ||
| info->playlist, | ||
| ((int)(info->duration / 90000) / 3600), | ||
| ((int)(info->duration / 90000) % 3600) / 60, | ||
| ((int)(info->duration / 90000) % 60)); | ||
|
|
||
| if (info->duration > duration) { | ||
| bd->playlist = info->playlist; | ||
| duration = info->duration; | ||
| } | ||
|
|
||
| bd_free_title_info(info); | ||
| } | ||
| av_log(h, AV_LOG_INFO, "selected %05d.mpls\n", bd->playlist); | ||
| } | ||
|
|
||
| /* select playlist */ | ||
| if (bd_select_playlist(bd->bd, bd->playlist) <= 0) { | ||
| av_log(h, AV_LOG_ERROR, "bd_select_playlist(%05d.mpls) failed\n", bd->playlist); | ||
| return AVERROR(EIO); | ||
| } | ||
|
|
||
| /* select angle */ | ||
| if (bd->angle >= 0) { | ||
| bd_select_angle(bd->bd, bd->angle); | ||
| } | ||
|
|
||
| /* select chapter */ | ||
| if (bd->chapter > 1) { | ||
| bd_seek_chapter(bd->bd, bd->chapter - 1); | ||
| } | ||
|
|
||
| return 0; | ||
| } | ||
|
|
||
| static int bluray_read(URLContext *h, unsigned char *buf, int size) | ||
| { | ||
| BlurayContext *bd = h->priv_data; | ||
| int len; | ||
|
|
||
| if (!bd || !bd->bd) { | ||
| return AVERROR(EFAULT); | ||
| } | ||
|
|
||
| len = bd_read(bd->bd, buf, size); | ||
|
|
||
| return len; | ||
| } | ||
|
|
||
| static int64_t bluray_seek(URLContext *h, int64_t pos, int whence) | ||
| { | ||
| BlurayContext *bd = h->priv_data; | ||
|
|
||
| if (!bd || !bd->bd) { | ||
| return AVERROR(EFAULT); | ||
| } | ||
|
|
||
| switch (whence) { | ||
| case SEEK_SET: | ||
| case SEEK_CUR: | ||
| case SEEK_END: | ||
| return bd_seek(bd->bd, pos); | ||
|
|
||
| case AVSEEK_SIZE: | ||
| return bd_get_title_size(bd->bd); | ||
| } | ||
|
|
||
| av_log(h, AV_LOG_ERROR, "Unsupported whence operation %d\n", whence); | ||
| return AVERROR(EINVAL); | ||
| } | ||
|
|
||
|
|
||
| URLProtocol ff_bluray_protocol = { | ||
| .name = "bluray", | ||
| .url_close = bluray_close, | ||
| .url_open = bluray_open, | ||
| .url_read = bluray_read, | ||
| .url_seek = bluray_seek, | ||
| .priv_data_size = sizeof(BlurayContext), | ||
| .priv_data_class = &bluray_context_class, | ||
| }; |