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 C4D8B47062 for ; Sat, 26 Aug 2023 01:10:53 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 1365B68C626; Sat, 26 Aug 2023 04:10:43 +0300 (EEST) Received: from mail-wr1-f43.google.com (mail-wr1-f43.google.com [209.85.221.43]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id AA11068C4EC for ; Sat, 26 Aug 2023 04:10:35 +0300 (EEST) Received: by mail-wr1-f43.google.com with SMTP id ffacd0b85a97d-31adc5c899fso1241563f8f.2 for ; Fri, 25 Aug 2023 18:10:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693012233; x=1693617033; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xK1zACpIGeIYxy1PLHale4xV6yZfx0o+AkhrV99tPIc=; b=nRtHHtawTiCuVITRZ28puscWw/xHmN3X+QbEzhzW1azNZEZf/wGqEN7hKkv4iFUzlV TrB64v0xUUU8xLbaodW2DqKBNsJ5j6g2Nh0/uku7AUvSe9kkDfHkL6DiO/PYcR/HT2vl 9sk97s1+YYuVrS6nar2swaUHyXmoslYUa86xFIsw5duVpXYdFKG+pULrXM9AqbuaPoHU 42QqvuSw3bBHDzLoLGZcPw9QUe/Z71+UjkVpPs5aYOwoYU6lc0FL0pCuaXRXCm+DGpBt ZcDK8QuVnz8UVQ7+tlz+TKro9MbS0htcEnblVsUaU917IRK1pyV9IXjCl8/zdzJLUldD /gHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693012233; x=1693617033; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xK1zACpIGeIYxy1PLHale4xV6yZfx0o+AkhrV99tPIc=; b=NJi5oVLG34Uq6v+NeJ7jUqD31xLZpBO6OrGcxio0f2Fy3iFoxlqMjYuMAf9BgLEpjQ mqPlYl7Qe3T+HV0OO0F7uYvoztm31fspbqIvktW8mTs3CedmOmbgfAl8zzNuGxnMOIje SxFmsjFr+w3HEpV/tRO0+jC7NfAB4GzoHY40dkiriBRtxZ2+axmggg5eJWS3SJrhIdsW 2yO56hLd3ciuIqIcIbSBGCFL/7ZQ+AaArI15Kjw9umSFCi0upFECtmz/z6ReJsCjx6oA Wu0k7M57UfKv9AoXr0aLXW88X+ZaUSHFrMzA6vAAj7v+zkd6VtdWQ0e03rHOD+Wy0Sh0 dz1w== X-Gm-Message-State: AOJu0YzLn5LUpzZ5iJTDJtp6UCnShUnIkyMPaQmCWgAfM2dnl4Qh2XTn 9eaXs7QwHiSacey/NeP4KivjOxhsKg0= X-Google-Smtp-Source: AGHT+IGHKNu+3xLbkPmwIQaDv3oe4NWEMuGYFuhxsCiZtpQ1J2J29JkbU0IoFGYOfRsTXylCYA8jQg== X-Received: by 2002:adf:fdc6:0:b0:319:867e:97d7 with SMTP id i6-20020adffdc6000000b00319867e97d7mr15256188wrs.52.1693012233070; Fri, 25 Aug 2023 18:10:33 -0700 (PDT) Received: from mariano ([82.84.194.139]) by smtp.gmail.com with ESMTPSA id i9-20020a05600c290900b003fe26244858sm6686020wmd.46.2023.08.25.18.10.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Aug 2023 18:10:31 -0700 (PDT) Received: by mariano (Postfix, from userid 1000) id B2886BFCDC; Sat, 26 Aug 2023 03:10:30 +0200 (CEST) From: Stefano Sabatini To: FFmpeg development discussions and patches Date: Sat, 26 Aug 2023 03:10:29 +0200 Message-Id: <20230826011030.76116-2-stefasab@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230826011030.76116-1-stefasab@gmail.com> References: <20230826011030.76116-1-stefasab@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 2/3] lavc: clarify meaning of avctx.level option 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 Cc: Stefano Sabatini Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --- doc/codecs.texi | 5 ++++- libavcodec/avcodec.h | 4 +++- libavcodec/options_table.h | 2 +- 3 files changed, 8 insertions(+), 3 deletions(-) diff --git a/doc/codecs.texi b/doc/codecs.texi index f903dad754..0aa848f62f 100644 --- a/doc/codecs.texi +++ b/doc/codecs.texi @@ -697,10 +697,13 @@ profiles are documented in the relevant encoder documentation. @item level @var{integer} (@emph{encoding,audio,video}) +Set the encoder level. This level depends on the specific codec, and +might correspond to the profile level. It is set by default to +@samp{unknown}. + Possible values: @table @samp @item unknown - @end table @item lowres @var{integer} (@emph{decoding,audio,video}) diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 649411ac79..50d2086c13 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -1722,7 +1722,9 @@ typedef struct AVCodecContext { /** * level - * - encoding: Set by user. + * - encoding: Set by user, corresponds to a specific level defined by the + * codec, usually corresponding to the profile level, if not specified it + * set to FF_LEVEL_UNKNOWN * - decoding: Set by libavcodec. */ int level; diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h index bb4b894b06..5f0d674dbe 100644 --- a/libavcodec/options_table.h +++ b/libavcodec/options_table.h @@ -226,7 +226,7 @@ static const AVOption avcodec_options[] = { {"profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, {.i64 = FF_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E|CC, "avctx.profile"}, {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "avctx.profile"}, {"main10", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_HEVC_MAIN_10 }, INT_MIN, INT_MAX, V|E, "avctx.profile"}, -{"level", NULL, OFFSET(level), AV_OPT_TYPE_INT, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E|CC, "avctx.level"}, +{"level", "encoding level, usually corresponding to the profile level, codec-specific", OFFSET(level), AV_OPT_TYPE_INT, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E|CC, "avctx.level"}, {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "avctx.level"}, {"lowres", "decode at 1= 1/2, 2=1/4, 3=1/8 resolutions", OFFSET(lowres), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|A|D}, {"cmp", "full-pel ME compare function", OFFSET(me_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, -- 2.34.1 _______________________________________________ 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".