| /* |
| * Copyright (c) 2013 Clément Bœsch |
| * |
| * 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 <quvi/quvi.h> |
| |
| #include "libavformat/avformat.h" |
| #include "libavformat/internal.h" |
| #include "libavutil/avassert.h" |
| #include "libavutil/opt.h" |
| |
| typedef struct { |
| const AVClass *class; |
| char *format; |
| AVFormatContext *fmtctx; |
| } LibQuviContext; |
| |
| #define OFFSET(x) offsetof(LibQuviContext, x) |
| #define FLAGS AV_OPT_FLAG_DECODING_PARAM |
| static const AVOption libquvi_options[] = { |
| { "format", "request specific format", OFFSET(format), AV_OPT_TYPE_STRING, {.str="best"}, .flags = FLAGS }, |
| { NULL } |
| }; |
| |
| static const AVClass libquvi_context_class = { |
| .class_name = "libquvi", |
| .item_name = av_default_item_name, |
| .option = libquvi_options, |
| .version = LIBAVUTIL_VERSION_INT, |
| }; |
| |
| static int libquvi_close(AVFormatContext *s) |
| { |
| LibQuviContext *qc = s->priv_data; |
| if (qc->fmtctx) |
| avformat_close_input(&qc->fmtctx); |
| return 0; |
| } |
| |
| static int libquvi_read_header(AVFormatContext *s) |
| { |
| int i, ret; |
| quvi_t q; |
| quvi_media_t m; |
| QUVIcode rc; |
| LibQuviContext *qc = s->priv_data; |
| char *media_url, *pagetitle; |
| |
| rc = quvi_init(&q); |
| if (rc != QUVI_OK) |
| goto quvi_fail; |
| |
| quvi_setopt(q, QUVIOPT_FORMAT, qc->format); |
| |
| rc = quvi_parse(q, s->filename, &m); |
| if (rc != QUVI_OK) |
| goto quvi_fail; |
| |
| rc = quvi_getprop(m, QUVIPROP_MEDIAURL, &media_url); |
| if (rc != QUVI_OK) |
| goto quvi_fail; |
| |
| if ((ret = ff_copy_whitelists(qc->fmtctx, s)) < 0) |
| goto end; |
| |
| if (!qc->fmtctx->format_whitelist) { |
| qc->fmtctx->format_whitelist = av_strdup("avi,asf,flv,mov,mpeg,mpegts,aac,h264,hevc,mp3,ogg,matroska,mxf,mp2"); |
| if (!qc->fmtctx->format_whitelist) { |
| avformat_free_context(qc->fmtctx); |
| qc->fmtctx = NULL; |
| goto err_quvi_cleanup; |
| } |
| } |
| if (strncmp(media_url, "http:", 5) && strncmp(media_url, "https:", 6)) { |
| avformat_free_context(qc->fmtctx); |
| qc->fmtctx = NULL; |
| goto err_quvi_cleanup; |
| } |
| |
| ret = avformat_open_input(&qc->fmtctx, media_url, NULL, NULL); |
| if (ret < 0) |
| goto end; |
| |
| rc = quvi_getprop(m, QUVIPROP_PAGETITLE, &pagetitle); |
| if (rc == QUVI_OK) |
| av_dict_set(&s->metadata, "title", pagetitle, 0); |
| |
| for (i = 0; i < qc->fmtctx->nb_streams; i++) { |
| AVStream *st = avformat_new_stream(s, NULL); |
| AVStream *ist = qc->fmtctx->streams[i]; |
| if (!st) { |
| ret = AVERROR(ENOMEM); |
| goto end; |
| } |
| avpriv_set_pts_info(st, ist->pts_wrap_bits, ist->time_base.num, ist->time_base.den); |
| avcodec_copy_context(st->codec, qc->fmtctx->streams[i]->codec); |
| } |
| |
| return 0; |
| |
| quvi_fail: |
| av_log(s, AV_LOG_ERROR, "%s\n", quvi_strerror(q, rc)); |
| ret = AVERROR_EXTERNAL; |
| |
| end: |
| quvi_parse_close(&m); |
| quvi_close(&q); |
| return ret; |
| } |
| |
| static int libquvi_read_packet(AVFormatContext *s, AVPacket *pkt) |
| { |
| LibQuviContext *qc = s->priv_data; |
| return av_read_frame(qc->fmtctx, pkt); |
| } |
| |
| static int libquvi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags) |
| { |
| LibQuviContext *qc = s->priv_data; |
| return av_seek_frame(qc->fmtctx, stream_index, timestamp, flags); |
| } |
| |
| static int libquvi_probe(AVProbeData *p) |
| { |
| int score; |
| quvi_t q; |
| QUVIcode rc; |
| |
| rc = quvi_init(&q); |
| if (rc != QUVI_OK) |
| return AVERROR(ENOMEM); |
| score = quvi_supported(q, (char *)p->filename) == QUVI_OK ? AVPROBE_SCORE_EXTENSION : 0; |
| quvi_close(&q); |
| return score; |
| } |
| |
| AVInputFormat ff_libquvi_demuxer = { |
| .name = "libquvi", |
| .long_name = NULL_IF_CONFIG_SMALL("libquvi demuxer"), |
| .priv_data_size = sizeof(LibQuviContext), |
| .read_probe = libquvi_probe, |
| .read_header = libquvi_read_header, |
| .read_packet = libquvi_read_packet, |
| .read_close = libquvi_close, |
| .read_seek = libquvi_read_seek, |
| .priv_class = &libquvi_context_class, |
| .flags = AVFMT_NOFILE, |
| }; |