mirror of https://git.ffmpeg.org/ffmpeg.git
lavf/mov: reindent
Reviewed-By: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
parent
697400eac0
commit
490c6bda0e
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@ -5075,94 +5075,94 @@ static void mov_read_chapters(AVFormatContext *s)
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int chapter_track;
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for (j = 0; j < mov->nb_chapter_tracks; j++) {
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chapter_track = mov->chapter_tracks[j];
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st = NULL;
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for (i = 0; i < s->nb_streams; i++)
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if (s->streams[i]->id == chapter_track) {
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st = s->streams[i];
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break;
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}
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if (!st) {
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av_log(s, AV_LOG_ERROR, "Referenced QT chapter track not found\n");
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continue;
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}
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sc = st->priv_data;
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cur_pos = avio_tell(sc->pb);
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if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
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st->disposition |= AV_DISPOSITION_ATTACHED_PIC | AV_DISPOSITION_TIMED_THUMBNAILS;
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if (st->nb_index_entries) {
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// Retrieve the first frame, if possible
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AVPacket pkt;
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AVIndexEntry *sample = &st->index_entries[0];
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if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
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av_log(s, AV_LOG_ERROR, "Failed to retrieve first frame\n");
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goto finish;
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chapter_track = mov->chapter_tracks[j];
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st = NULL;
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for (i = 0; i < s->nb_streams; i++)
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if (s->streams[i]->id == chapter_track) {
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st = s->streams[i];
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break;
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}
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if (av_get_packet(sc->pb, &pkt, sample->size) < 0)
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goto finish;
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st->attached_pic = pkt;
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st->attached_pic.stream_index = st->index;
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st->attached_pic.flags |= AV_PKT_FLAG_KEY;
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}
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} else {
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st->codecpar->codec_type = AVMEDIA_TYPE_DATA;
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st->codecpar->codec_id = AV_CODEC_ID_BIN_DATA;
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st->discard = AVDISCARD_ALL;
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for (i = 0; i < st->nb_index_entries; i++) {
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AVIndexEntry *sample = &st->index_entries[i];
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int64_t end = i+1 < st->nb_index_entries ? st->index_entries[i+1].timestamp : st->duration;
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uint8_t *title;
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uint16_t ch;
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int len, title_len;
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if (end < sample->timestamp) {
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av_log(s, AV_LOG_WARNING, "ignoring stream duration which is shorter than chapters\n");
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end = AV_NOPTS_VALUE;
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}
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if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
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av_log(s, AV_LOG_ERROR, "Chapter %d not found in file\n", i);
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goto finish;
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}
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// the first two bytes are the length of the title
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len = avio_rb16(sc->pb);
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if (len > sample->size-2)
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if (!st) {
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av_log(s, AV_LOG_ERROR, "Referenced QT chapter track not found\n");
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continue;
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title_len = 2*len + 1;
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if (!(title = av_mallocz(title_len)))
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goto finish;
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// The samples could theoretically be in any encoding if there's an encd
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// atom following, but in practice are only utf-8 or utf-16, distinguished
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// instead by the presence of a BOM
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if (!len) {
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title[0] = 0;
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} else {
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ch = avio_rb16(sc->pb);
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if (ch == 0xfeff)
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avio_get_str16be(sc->pb, len, title, title_len);
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else if (ch == 0xfffe)
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avio_get_str16le(sc->pb, len, title, title_len);
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else {
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AV_WB16(title, ch);
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if (len == 1 || len == 2)
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title[len] = 0;
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else
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avio_get_str(sc->pb, INT_MAX, title + 2, len - 1);
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}
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}
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avpriv_new_chapter(s, i, st->time_base, sample->timestamp, end, title);
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av_freep(&title);
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}
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}
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sc = st->priv_data;
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cur_pos = avio_tell(sc->pb);
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if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
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st->disposition |= AV_DISPOSITION_ATTACHED_PIC | AV_DISPOSITION_TIMED_THUMBNAILS;
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if (st->nb_index_entries) {
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// Retrieve the first frame, if possible
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AVPacket pkt;
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AVIndexEntry *sample = &st->index_entries[0];
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if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
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av_log(s, AV_LOG_ERROR, "Failed to retrieve first frame\n");
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goto finish;
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}
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if (av_get_packet(sc->pb, &pkt, sample->size) < 0)
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goto finish;
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st->attached_pic = pkt;
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st->attached_pic.stream_index = st->index;
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st->attached_pic.flags |= AV_PKT_FLAG_KEY;
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}
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} else {
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st->codecpar->codec_type = AVMEDIA_TYPE_DATA;
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st->codecpar->codec_id = AV_CODEC_ID_BIN_DATA;
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st->discard = AVDISCARD_ALL;
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for (i = 0; i < st->nb_index_entries; i++) {
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AVIndexEntry *sample = &st->index_entries[i];
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int64_t end = i+1 < st->nb_index_entries ? st->index_entries[i+1].timestamp : st->duration;
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uint8_t *title;
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uint16_t ch;
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int len, title_len;
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if (end < sample->timestamp) {
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av_log(s, AV_LOG_WARNING, "ignoring stream duration which is shorter than chapters\n");
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end = AV_NOPTS_VALUE;
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}
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if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
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av_log(s, AV_LOG_ERROR, "Chapter %d not found in file\n", i);
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goto finish;
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}
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// the first two bytes are the length of the title
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len = avio_rb16(sc->pb);
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if (len > sample->size-2)
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continue;
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title_len = 2*len + 1;
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if (!(title = av_mallocz(title_len)))
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goto finish;
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// The samples could theoretically be in any encoding if there's an encd
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// atom following, but in practice are only utf-8 or utf-16, distinguished
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// instead by the presence of a BOM
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if (!len) {
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title[0] = 0;
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} else {
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ch = avio_rb16(sc->pb);
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if (ch == 0xfeff)
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avio_get_str16be(sc->pb, len, title, title_len);
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else if (ch == 0xfffe)
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avio_get_str16le(sc->pb, len, title, title_len);
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else {
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AV_WB16(title, ch);
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if (len == 1 || len == 2)
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title[len] = 0;
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else
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avio_get_str(sc->pb, INT_MAX, title + 2, len - 1);
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}
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}
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avpriv_new_chapter(s, i, st->time_base, sample->timestamp, end, title);
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av_freep(&title);
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}
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}
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finish:
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avio_seek(sc->pb, cur_pos, SEEK_SET);
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avio_seek(sc->pb, cur_pos, SEEK_SET);
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}
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}
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