[FFmpeg-cvslog] avformat/moflex: make seeking more useful

Paul B Mahol git at videolan.org
Sun Sep 13 17:11:47 EEST 2020


ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Thu Sep 10 22:36:48 2020 +0200| [cd67bf2a280fb3d2038756e523666b0bd1d1d6fc] | committer: Paul B Mahol

avformat/moflex: make seeking more useful

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=cd67bf2a280fb3d2038756e523666b0bd1d1d6fc
---

 libavformat/moflex.c | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/libavformat/moflex.c b/libavformat/moflex.c
index 747e32f079..2111157408 100644
--- a/libavformat/moflex.c
+++ b/libavformat/moflex.c
@@ -327,7 +327,13 @@ static int moflex_read_packet(AVFormatContext *s, AVPacket *pkt)
                 av_packet_move_ref(pkt, packet);
                 pkt->pos = m->pos;
                 pkt->stream_index = stream_index;
-                pkt->flags |= AV_PKT_FLAG_KEY;
+                if (s->streams[stream_index]->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
+                    pkt->duration = 1;
+                    if (pkt->data[0] & 0x80)
+                        pkt->flags |= AV_PKT_FLAG_KEY;
+                } else {
+                    pkt->flags |= AV_PKT_FLAG_KEY;
+                }
                 return ret;
             }
         }
@@ -341,6 +347,16 @@ static int moflex_read_packet(AVFormatContext *s, AVPacket *pkt)
     return AVERROR_EOF;
 }
 
+static int moflex_read_seek(AVFormatContext *s, int stream_index,
+                            int64_t pts, int flags)
+{
+    MOFLEXDemuxContext *m = s->priv_data;
+
+    m->in_block = 0;
+
+    return -1;
+}
+
 static int moflex_read_close(AVFormatContext *s)
 {
     for (int i = 0; i < s->nb_streams; i++) {
@@ -360,6 +376,7 @@ AVInputFormat ff_moflex_demuxer = {
     .read_probe     = moflex_probe,
     .read_header    = moflex_read_header,
     .read_packet    = moflex_read_packet,
+    .read_seek      = moflex_read_seek,
     .read_close     = moflex_read_close,
     .extensions     = "moflex",
     .flags          = AVFMT_GENERIC_INDEX,



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