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 65BCC4674A for ; Wed, 16 Aug 2023 16:38:13 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id C915868C6C4; Wed, 16 Aug 2023 19:38:11 +0300 (EEST) Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 713F468C655 for ; Wed, 16 Aug 2023 19:38:05 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id A9F9B1C0005 for ; Wed, 16 Aug 2023 16:38:04 +0000 (UTC) Date: Wed, 16 Aug 2023 18:38:03 +0200 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20230816163803.GT7802@pb2> References: 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="===============6882763791439412854==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============6882763791439412854== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="Nx+rBAYAOiVz+Rkd" Content-Disposition: inline --Nx+rBAYAOiVz+Rkd Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 >=20 > Signed-off-by: Paul B Mahol > --- > libavcodec/adpcm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >=20 > 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, > =20 > 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 > --=20 > 2.39.1 >=20 > libavcodec/adpcm.c | 388 +++++++++++++++++---------= ------- > tests/ref/fate/adpcm-creative-8-2.6bit | 2=20 > tests/ref/fate/adpcm-creative-8-2bit | 2=20 > tests/ref/fate/adpcm-creative-8-4bit | 2=20 > 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 >=20 > Stops multiple decoding calls for single packet. > Also makes decoding faster. This increases latency, which can be problem if packets are sufficiently large thx [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB In a rich man's house there is no place to spit but his face. -- Diogenes of Sinope --Nx+rBAYAOiVz+Rkd Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCZNz7awAKCRBhHseHBAsP qy83AJoCdStXjzJWAS9FHuCkZ7vSbieuaQCePBs3zkroLf0QaQWfsD2JAZlpEO4= =WRX7 -----END PGP SIGNATURE----- --Nx+rBAYAOiVz+Rkd-- --===============6882763791439412854== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". --===============6882763791439412854==--