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

[Steven Liu]

2016-09-14 10:00 GMT+08:00 Michael Niedermayer <michael at niedermayer.cc>:

> 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
>
> patch update:
check if the flvenc in no sequence mode, and give the debug message for it.
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