From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id B983F468C6 for ; Wed, 23 Aug 2023 19:02:37 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 60ECB68C5E1; Wed, 23 Aug 2023 22:02:35 +0300 (EEST) Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id A4B1C68BA8D for ; Wed, 23 Aug 2023 22:02:28 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id BD08AFF803 for ; Wed, 23 Aug 2023 19:02:27 +0000 (UTC) Date: Wed, 23 Aug 2023 21:02:26 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20230823190226.GG7802@pb2> References: <20230816163803.GT7802@pb2> MIME-Version: 1.0 In-Reply-To: X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH] adpcm fixes and improvements X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: multipart/mixed; boundary="===============5527443012264177478==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============5527443012264177478== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="FTzHsUYY7RpQydem" Content-Disposition: inline --FTzHsUYY7RpQydem Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 16, 2023 at 06:53:42PM +0200, Paul B Mahol wrote: > On Wed, Aug 16, 2023 at 6:38=E2=80=AFPM Michael Niedermayer > wrote: >=20 > > 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 > > > 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 > > > --- > > > 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 =3D 0; i < channels; i++) { > > > ADPCMChannelStatus *cs =3D &c->status[i]; > > > - samples =3D (int16_t *)frame->data[i]; > > > + samples =3D samples_p[i]; > > > for (int n =3D nb_samples >> 1; n > 0; n--) { > > > int v =3D bytestream2_get_byteu(&gb); > > > *samples++ =3D 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 > > > 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 > > >=20 > 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 thx [...] --=20 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. --FTzHsUYY7RpQydem Content-Type: application/pgp-signature; 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