[FFmpeg-devel] [PATCH 2/2] avformat/flvenc: add no_sequence_end flags for flvflags

Michael Niedermayer michael at niedermayer.cc
Wed Sep 14 05:00:23 EEST 2016


On Wed, Sep 14, 2016 at 09:42:48AM +0800, Steven Liu wrote:
> 2016-09-14 8:31 GMT+08:00 Michael Niedermayer <michael at niedermayer.cc>:
> 
> > On Tue, Sep 13, 2016 at 10:10:40PM +0800, Steven Liu wrote:
> > [...]
> > >  flvenc.c |   18 +++++++++++-------
> > >  1 file changed, 11 insertions(+), 7 deletions(-)
> > > 42fedcf3213941fce3f2c0a6ea879002e178fa75  0002-avformat-flvenc-add-no_
> > sequence_end-flags-for-flvfla.patch
> > > From c0297aa790e72b14bd01fcb5862e66636bc43400 Mon Sep 17 00:00:00 2001
> > > From: Steven Liu <lingjiujianke at gmail.com>
> > > Date: Tue, 13 Sep 2016 22:03:59 +0800
> > > Subject: [PATCH 2/2] avformat/flvenc: add no_sequence_end flags for
> > flvflags
> > >
> > > when split flv file by flv format at first, and cat flvs file
> > > into one flv file, the flv sequence end is be used,
> > > then the whole flv have many flv sequence end TAG.
> > > this flags can give user an option to ignore write sequence end TAG
> > >
> > > Signed-off-by: Steven Liu <lingjiujianke at gmail.com>
> > > ---
> > >  libavformat/flvenc.c | 18 +++++++++++-------
> > >  1 file changed, 11 insertions(+), 7 deletions(-)
> >
> > missing update to docs/
> >
> >
> > >
> > > diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
> > > index a3623f8..9e95b8d 100644
> > > --- a/libavformat/flvenc.c
> > > +++ b/libavformat/flvenc.c
> > > @@ -63,6 +63,7 @@ static const AVCodecTag flv_audio_codec_ids[] = {
> > >
> > >  typedef enum {
> > >      FLV_AAC_SEQ_HEADER_DETECT = (1 << 0),
> > > +    FLV_NO_SEQUENCE_END = (1 << 1),
> > >  } FLVFlags;
> > >
> > >  typedef struct FLVContext {
> > > @@ -527,13 +528,15 @@ static int flv_write_trailer(AVFormatContext *s)
> > >      FLVContext *flv = s->priv_data;
> > >      int i;
> > >
> > > -    /* Add EOS tag */
> > > -    for (i = 0; i < s->nb_streams; i++) {
> > > -        AVCodecParameters *par = s->streams[i]->codecpar;
> > > -        FLVStreamContext *sc = s->streams[i]->priv_data;
> > > -        if (par->codec_type == AVMEDIA_TYPE_VIDEO &&
> > > -                (par->codec_id == AV_CODEC_ID_H264 || par->codec_id ==
> > AV_CODEC_ID_MPEG4))
> > > -            put_avc_eos_tag(pb, sc->last_ts);
> > > +    if (flv->flags & FLV_NO_SEQUENCE_END == 0) {
> >
> > please add a (), that makes greping for order or precedenc bugs much
> > easier
> >
> > [...]
> >
> 
> Hi Michael,
> 
>       I found the flvenc has no document  in doc/muxers,
>       can i update this patch first, and update the second for refine the
> flvenc doc?

IIRC, ok

[...9
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

If a bugfix only changes things apparently unrelated to the bug with no
further explanation, that is a good sign that the bugfix is wrong.
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