From patchwork Wed Oct 4 03:39:49 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: ffmpeg@dx9s.net X-Patchwork-Id: 5406 Delivered-To: ffmpegpatchwork@gmail.com Received: by 10.2.161.76 with SMTP id m12csp386886jah; Tue, 3 Oct 2017 20:40:03 -0700 (PDT) X-Google-Smtp-Source: AOwi7QCt4WgLMUdwlGmzPxcAWSgWFuCE8530+PS3viEO08CoV+WhYLcYYHLVUuhV+FkK03XTVJQv X-Received: by 10.28.168.69 with SMTP id r66mr14557945wme.2.1507088402962; Tue, 03 Oct 2017 20:40:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1507088402; cv=none; d=google.com; s=arc-20160816; b=FHgAprlEmHyBvg637R6wZ0C3wFkcO0Py6oKPNLACg+0kvollzbmoNxRfDNESwmtMZf 9YWslTjK58Sp99DVigQYmRiEGt/qECftNdcZYhBX+kN/8lccT4rQuNcUZYg4RFNy0dnf XPvENQ38AQdOSh9vQntUzLfx+ASbEA/xX37Iq1he5uyt1Eb6gRj+6bnE9geXBAwJMulK MAeEltU5OWf5CgMlpU4PcqNyCY8NIj8Cw3tGHimdl5hlasmicaR05xWger4f/gZKnGrW vNN0KPTDTubU4msYeTEjwi1zwOeGOZjGuHhSLnWkzK/vWlXpo5G0kDM6I7C3vbj4ErAz C68g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:reply-to:list-subscribe :list-help:list-post:list-archive:list-unsubscribe:list-id :precedence:subject:message-id:to:from:date:mime-version :dkim-signature:delivered-to:arc-authentication-results; bh=kfvcAza2q1FYldnVOBLIzo8a4Yv/xYb1LW+OaIj8MW8=; b=0BveH8pqVq0yyIUJmVJx8RRAJlAICLbdxcmtdJb2lVz812du5pGAev1PwUH2Rom0tY CownuwFSj0y6WGyreEGeZqPUxsX5BFduyHHDURpqembnIJi8bg3XwRZhgFgsGVt5grjZ sSYsKU/C+b1W2xiOBmJDs+/YyLt4qjydZwttdEOjX5kdZUPODcTaPjCO2hAXSqHksjPX QVjlaq1f5wkMOg1x0wNyXpljX6Z86sus6+PfLDBgqSi9Dk2cSCDtZ2nA7hTGHGYIoxkZ Jd6xdm6yoRM0aA5fzyxWw5+/iRVlbr2Zoe6OsOZb+ei9CqxDTs8OIWR3ajN99mxmwfEL ujdA== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@dx9s.net header.s=mail header.b=RSuNIP+K; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id h77si11504822wma.152.2017.10.03.20.40.02; Tue, 03 Oct 2017 20:40:02 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@dx9s.net header.s=mail header.b=RSuNIP+K; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 900C168A1CD; Wed, 4 Oct 2017 06:39:43 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from box.mail.dx9s.net (box.mail.dx9s.net [165.227.18.71]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 459E368A1BB for ; Wed, 4 Oct 2017 06:39:37 +0300 (EEST) Received: from authenticated-user (box.mail.dx9s.net [165.227.18.71]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by box.mail.dx9s.net (Postfix) with ESMTPSA id A35AB40020 for ; Tue, 3 Oct 2017 20:39:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=dx9s.net; s=mail; t=1507088389; bh=mE5UG8CCz6dVJ5gkTMjPZybwaHYv5jbqM9iAEG8LJTc=; h=Date:From:To:Subject:From; b=RSuNIP+KOqencu5fTlvfHLg4zCo2UIScVz3zaUwSwVZbXMKgECUq1+0nBlxtzR3ka 5yYOcSjRdMWm1+OivGIC1v5KWOOZGuypplhj2dt6iasgfc2YezuV8FHIV6cX6keVW1 UciEW/FrDTBDMqCpXNv+igFPzJTC78jhOpzzUhr9LmfjtDDw8sKb9cq2naRTwQDBZq OJ0oXcetdnuqG3riscaoz8l+bZ8XarwdMpyva8pu77MgrzGZvKrZ8xw4D4/jLkB4oA mtb7J565ywwZjk9XwQ5vGAAUpy/0XTxkvavK6lPL2dNrvYnArY2xzfhG8Mq7OKAtd3 75BCB5zR4XKhg== MIME-Version: 1.0 Date: Tue, 03 Oct 2017 20:39:49 -0700 From: Douglas Marsh To: ffmpeg-devel@ffmpeg.org Message-ID: <1e3594e415405a5899ec7be9730bb469@dx9s.net> X-Sender: ffmpeg@dx9s.net Subject: [FFmpeg-devel] decklink 24/32 bit question X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" After digging around in places, made the following changes: dx@x299:~/git/ffmpeg$ git diff avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in us */ @@ -1028,7 +1028,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx) } av_log(avctx, AV_LOG_VERBOSE, "Using %d input audio channels\n", ctx->audio_st->codecpar->channels); - result = ctx->dli->EnableAudioInput(bmdAudioSampleRate48kHz, bmdAudioSampleType16bitInteger, ctx->audio_st->codecpar->channels); + result = ctx->dli->EnableAudioInput(bmdAudioSampleRate48kHz, bmdAudioSampleType32bitInteger, ctx->audio_st->codecpar->channels); if (result != S_OK) { av_log(avctx, AV_LOG_ERROR, "Cannot enable audio input\n"); It doesn't work (the audio capture is close but wrong), but believe it is a step in the correct direction. Anybody have a clue? Saw several names in cpp,c,h files including: Ramiro Polla, Luca Barbato, Deti Fliegl, Rafaël Carré and Akamai Technologies Inc. Thanks in advance! --Doug (dx9s) diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp index 3ce2cab..afd255f 100644 --- a/libavdevice/decklink_dec.cpp +++ b/libavdevice/decklink_dec.cpp @@ -937,7 +937,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx) goto error; } st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; - st->codecpar->codec_id = AV_CODEC_ID_PCM_S16LE; + st->codecpar->codec_id = AV_CODEC_ID_PCM_S32LE; st->codecpar->sample_rate = bmdAudioSampleRate48kHz; st->codecpar->channels = cctx->audio_channels;