On Wed, Aug 23, 2023 at 9:02 PM Michael Niedermayer <mich...@niedermayer.cc>
wrote:
> On Wed, Aug 16, 2023 at 06:53:42PM +0200, Paul B Mahol wrote:
> > On Wed, Aug 16, 2023 at 6:38 PM Michael Niedermayer <
> mich...@niedermayer.cc>
> > wrote:
> >
> > > On Tue, Aug 15, 2023 at 04:49:05PM +0200, Paul B Mahol wrote:
> > > > Attached
> > >
> > > [...]
> > > > adpcm.c | 2 +-
> > > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 3305dbe07ca935958fa213f5cadc339ad3cc3592
> > > 0003-avcodec-adpcm-use-already-existing-pointer-for-4xm-d.patch
> > > > From c6ad6dc7b8725d897e36399e5c7b8174caeb92e6 Mon Sep 17 00:00:00
> 2001
> > > > From: Paul B Mahol <one...@gmail.com>
> > > > Date: Tue, 15 Aug 2023 14:18:47 +0200
> > > > Subject: [PATCH 3/4] avcodec/adpcm: use already existing pointer for
> 4xm
> > > > decoder
> > > >
> > > > Signed-off-by: Paul B Mahol <one...@gmail.com>
> > > > ---
> > > > libavcodec/adpcm.c | 2 +-
> > > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > > >
> > > > diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c
> > > > index b0c3b91a3b..9993c9e531 100644
> > > > --- a/libavcodec/adpcm.c
> > > > +++ b/libavcodec/adpcm.c
> > > > @@ -1211,7 +1211,7 @@ static int adpcm_decode_frame(AVCodecContext
> > > *avctx, AVFrame *frame,
> > > >
> > > > for (int i = 0; i < channels; i++) {
> > > > ADPCMChannelStatus *cs = &c->status[i];
> > > > - samples = (int16_t *)frame->data[i];
> > > > + samples = samples_p[i];
> > > > for (int n = nb_samples >> 1; n > 0; n--) {
> > > > int v = bytestream2_get_byteu(&gb);
> > > > *samples++ = adpcm_ima_expand_nibble(cs, v & 0x0F,
> 4);
> > >
> > > should be ok if tested
> > >
> > >
> > > > --
> > > > 2.39.1
> > > >
> > >
> > > > libavcodec/adpcm.c | 388
> > > +++++++++++++++++----------------
> > > > tests/ref/fate/adpcm-creative-8-2.6bit | 2
> > > > tests/ref/fate/adpcm-creative-8-2bit | 2
> > > > tests/ref/fate/adpcm-creative-8-4bit | 2
> > > > tests/ref/fate/adpcm-ms-mono | 60 +----
> > > > 5 files changed, 227 insertions(+), 227 deletions(-)
> > > > 1760df1de66b4227e71ffe942dedcf7d8a33ad48
> > > 0004-avcodec-adpcm-consume-all-input-when-decoding.patch
> > > > From 19789bca53548d672bff30b88a8838edaa876bdb Mon Sep 17 00:00:00
> 2001
> > > > From: Paul B Mahol <one...@gmail.com>
> > > > Date: Tue, 15 Aug 2023 15:25:22 +0200
> > > > Subject: [PATCH 4/4] avcodec/adpcm: consume all input when decoding
> > > >
> > > > Stops multiple decoding calls for single packet.
> > > > Also makes decoding faster.
> > >
> > > This increases latency, which can be problem if packets are
> > > sufficiently large
> > >
> >
> > Then reduce size at demuxer level. there is option for it.
>
> if that is so, then please explain exactly which option should be used
> in the commit message
>
>
ffmpeg -h demuxer=wav
> thx
>
> [...]
> --
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> If you think the mosad wants you dead since a long time then you are either
> wrong or dead since a long time.
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