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🎥 Command line media player
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C
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122/* * 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 <archive.h>#include <archive_entry.h>
#include "common/common.h"#include "common/playlist.h"#include "options/m_config.h"#include "stream/stream.h"#include "misc/natural_sort.h"#include "demux.h"
#include "stream/stream_libarchive.h"
struct demux_libarchive_opts { bool rar_list_all_volumes;};
static int cmp_filename(const void *a, const void *b){ return mp_natural_sort_cmp(*(char **)a, *(char **)b);}
static int open_file(struct demuxer *demuxer, enum demux_check check){ if (!demuxer->access_references) return -1;
int flags = 0; int probe_size = STREAM_BUFFER_SIZE; if (check <= DEMUX_CHECK_REQUEST) { flags |= MP_ARCHIVE_FLAG_UNSAFE; probe_size *= 100; }
void *probe = ta_alloc_size(NULL, probe_size); if (!probe) return -1; int probe_got = stream_read_peek(demuxer->stream, probe, probe_size); struct stream *probe_stream = stream_memory_open(demuxer->global, probe, probe_got); struct mp_archive *mpa = mp_archive_new(mp_null_log, probe_stream, flags, 0); bool ok = !!mpa; free_stream(probe_stream); mp_archive_free(mpa); ta_free(probe); if (!ok) return -1;
struct demux_libarchive_opts *opts = mp_get_config_group(demuxer, demuxer->global, demuxer->desc->options);
if (!opts->rar_list_all_volumes) flags |= MP_ARCHIVE_FLAG_NO_VOLUMES;
mpa = mp_archive_new(demuxer->log, demuxer->stream, flags, 0); if (!mpa) return -1;
struct playlist *pl = talloc_zero(demuxer, struct playlist); demuxer->playlist = pl;
char *prefix = mp_url_escape(mpa, demuxer->stream->url, "~|");
char **files = NULL; int num_files = 0;
while (mp_archive_next_entry(mpa)) { // stream_libarchive.c does the real work char *f = talloc_asprintf(mpa, "archive://%s|/%s", prefix, mpa->entry_filename); MP_TARRAY_APPEND(mpa, files, num_files, f); }
if (files) qsort(files, num_files, sizeof(files[0]), cmp_filename);
for (int n = 0; n < num_files; n++) playlist_append_file(pl, files[n]);
playlist_set_stream_flags(pl, demuxer->stream_origin);
demuxer->filetype = "archive"; demuxer->fully_read = true;
mp_archive_free(mpa); demux_close_stream(demuxer);
return 0;}
#define OPT_BASE_STRUCT struct demux_libarchive_opts
const struct demuxer_desc demuxer_desc_libarchive = { .name = "libarchive", .desc = "libarchive wrapper", .open = open_file, .options = &(const struct m_sub_options){ .opts = (const struct m_option[]) { {"rar-list-all-volumes", OPT_BOOL(rar_list_all_volumes)}, {0} }, .size = sizeof(OPT_BASE_STRUCT), .change_flags = UPDATE_DEMUXER, },};