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 25383472E9 for ; Sat, 4 Nov 2023 09:25:29 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 3BF1768CEDC; Sat, 4 Nov 2023 11:22:19 +0200 (EET) Received: from mail1.khirnov.net (quelana.khirnov.net [94.230.150.81]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 8D98868CE5C for ; Sat, 4 Nov 2023 11:21:55 +0200 (EET) Received: from localhost (mail1.khirnov.net [IPv6:::1]) by mail1.khirnov.net (Postfix) with ESMTP id BD0DD14AB for ; Sat, 4 Nov 2023 10:21:54 +0100 (CET) Received: from mail1.khirnov.net ([IPv6:::1]) by localhost (mail1.khirnov.net [IPv6:::1]) (amavis, port 10024) with ESMTP id UJiov6USPWF0 for ; Sat, 4 Nov 2023 10:21:54 +0100 (CET) Received: from libav.khirnov.net (libav.khirnov.net [IPv6:2a00:c500:561:201::7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "libav.khirnov.net", Issuer "smtp.khirnov.net SMTP CA" (verified OK)) by mail1.khirnov.net (Postfix) with ESMTPS id 0EF0714E7 for ; Sat, 4 Nov 2023 10:21:47 +0100 (CET) Received: from libav.khirnov.net (libav.khirnov.net [IPv6:::1]) by libav.khirnov.net (Postfix) with ESMTP id A6B1B3A11D6 for ; Sat, 4 Nov 2023 10:21:40 +0100 (CET) From: Anton Khirnov To: ffmpeg-devel@ffmpeg.org Date: Sat, 4 Nov 2023 08:56:22 +0100 Message-ID: <20231104092125.10213-14-anton@khirnov.net> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231104092125.10213-1-anton@khirnov.net> References: <20231104092125.10213-1-anton@khirnov.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 13/24] fftools/ffmpeg_mux: add muxing thread private data 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: 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: To be used for data that never needs to be visible outside of the muxer thread. Start by moving the muxed AVPacket in there. --- fftools/ffmpeg_mux.c | 44 +++++++++++++++++++++++++++++++++++--------- 1 file changed, 35 insertions(+), 9 deletions(-) diff --git a/fftools/ffmpeg_mux.c b/fftools/ffmpeg_mux.c index 30c033036d..82352b7981 100644 --- a/fftools/ffmpeg_mux.c +++ b/fftools/ffmpeg_mux.c @@ -39,6 +39,10 @@ #include "libavformat/avformat.h" #include "libavformat/avio.h" +typedef struct MuxThreadContext { + AVPacket *pkt; +} MuxThreadContext; + int want_sdp = 1; static Muxer *mux_from_of(OutputFile *of) @@ -210,18 +214,40 @@ static void thread_set_name(OutputFile *of) ff_thread_setname(name); } +static void mux_thread_uninit(MuxThreadContext *mt) +{ + av_packet_free(&mt->pkt); + + memset(mt, 0, sizeof(*mt)); +} + +static int mux_thread_init(MuxThreadContext *mt) +{ + memset(mt, 0, sizeof(*mt)); + + mt->pkt = av_packet_alloc(); + if (!mt->pkt) + goto fail; + + return 0; + +fail: + mux_thread_uninit(mt); + return AVERROR(ENOMEM); +} + static void *muxer_thread(void *arg) { Muxer *mux = arg; OutputFile *of = &mux->of; - AVPacket *pkt = NULL; + + MuxThreadContext mt; + int ret = 0; - pkt = av_packet_alloc(); - if (!pkt) { - ret = AVERROR(ENOMEM); + ret = mux_thread_init(&mt); + if (ret < 0) goto finish; - } thread_set_name(of); @@ -229,7 +255,7 @@ static void *muxer_thread(void *arg) OutputStream *ost; int stream_idx, stream_eof = 0; - ret = tq_receive(mux->tq, &stream_idx, pkt); + ret = tq_receive(mux->tq, &stream_idx, mt.pkt); if (stream_idx < 0) { av_log(mux, AV_LOG_VERBOSE, "All streams finished\n"); ret = 0; @@ -237,8 +263,8 @@ static void *muxer_thread(void *arg) } ost = of->streams[stream_idx]; - ret = sync_queue_process(mux, ost, ret < 0 ? NULL : pkt, &stream_eof); - av_packet_unref(pkt); + ret = sync_queue_process(mux, ost, ret < 0 ? NULL : mt.pkt, &stream_eof); + av_packet_unref(mt.pkt); if (ret == AVERROR_EOF) { if (stream_eof) { tq_receive_finish(mux->tq, stream_idx); @@ -254,7 +280,7 @@ static void *muxer_thread(void *arg) } finish: - av_packet_free(&pkt); + mux_thread_uninit(&mt); for (unsigned int i = 0; i < mux->fc->nb_streams; i++) tq_receive_finish(mux->tq, i); -- 2.42.0 _______________________________________________ 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".