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 EAD3146F75 for ; Fri, 25 Aug 2023 05:30:57 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 4880268C6AF; Fri, 25 Aug 2023 08:30:47 +0300 (EEST) Received: from bg4.exmail.qq.com (bg4.exmail.qq.com [43.155.65.254]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id E9BB268C684 for ; Fri, 25 Aug 2023 08:30:39 +0300 (EEST) X-QQ-mid: bizesmtp81t1692941434tmypmhg8 Received: from localhost ( [103.102.203.194]) by bizesmtp.qq.com (ESMTP) with id ; Fri, 25 Aug 2023 13:30:33 +0800 (CST) X-QQ-SSF: 01100000000000Z0Z000000A0000000 X-QQ-FEAT: 4do7Yod3Qiu5QrNXuVIkPyiJK2zLmOm5eIT1sSP4hXEj2Td5lomdKRwXiwZYV lDCp4Q19AejRbD3nVaeh3PjpJf82VQ1rw30NRyPJI39pe1bGsssYPKBH78C71+iPuiwywNE E0I9b8WPwUgsbs140AOFFOdfbMHJ3j/ER3+SsD/SLOnuBMGQCsNrt7O578zgLaykn34j1pL Fc6LjSJVmYzXwGng9F9ggZILt9u/CeF1nlTmvpC95iZlI8dBUCISWPKJU54rnD54R7xFGOf nzoF1mh4W5vuAtI2slPK4YpjFCdr+XoOyLTTEyNwugGkEzEBFFd5UBCifrsR6u5ETrC2An3 Xn831yhzgitQoMXhB0EwvOA6zmiXkg9rp8PyCT5DX+0hLHzrJ4= X-QQ-GoodBg: 0 X-BIZMAIL-ID: 3810956278091021564 From: Steven Liu To: ffmpeg-devel@ffmpeg.org Date: Fri, 25 Aug 2023 13:30:27 +0800 Message-Id: <20230825053027.6610-2-lq@chinaffmpeg.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230825053027.6610-1-lq@chinaffmpeg.org> References: <776917a5-a1fc-457b-df47-c3d76ecb112b@passwd.hu> <20230825053027.6610-1-lq@chinaffmpeg.org> MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:chinaffmpeg.org:qybglogicsvrsz:qybglogicsvrsz3a-0 Subject: [FFmpeg-devel] [PATCH v2 2/2] avformat/rtmpproto: support enhanced rtmp 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: Steven Liu 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: Add option named rtmp_enhanced_codec, it would support hvc1,av01,vp09 now, the fourcc is using Array of strings. Signed-off-by: Steven Liu --- doc/protocols.texi | 6 ++++++ libavformat/rtmpproto.c | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 41 insertions(+) diff --git a/doc/protocols.texi b/doc/protocols.texi index b3fad55591..bd2b25e502 100644 --- a/doc/protocols.texi +++ b/doc/protocols.texi @@ -896,6 +896,12 @@ be named, by prefixing the type with 'N' and specifying the name before the value (i.e. @code{NB:myFlag:1}). This option may be used multiple times to construct arbitrary AMF sequences. +@item rtmp_enhanced_codecs +Specify the list of codecs the client advertises to support in an +enhanced RTMP stream. This option should set a string like @code{hvc1,av01,vp09} +for multiple codecs, or @code{hvc1} for only one codec, +set codec fourcc into fourCcLive property into Connect Command Message, + @item rtmp_flashver Version of the Flash plugin used to run the SWF player. The default is LNX 9,0,124,2. (When publishing, the default is FMLE/3.0 (compatible; diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c index f0ef223f05..ea25454362 100644 --- a/libavformat/rtmpproto.c +++ b/libavformat/rtmpproto.c @@ -127,6 +127,7 @@ typedef struct RTMPContext { int nb_streamid; ///< The next stream id to return on createStream calls double duration; ///< Duration of the stream in seconds as returned by the server (only valid if non-zero) int tcp_nodelay; ///< Use TCP_NODELAY to disable Nagle's algorithm if set to 1 + char *enhanced_codecs; ///< codec list in enhanced rtmp char username[50]; char password[50]; char auth_params[500]; @@ -336,6 +337,39 @@ static int gen_connect(URLContext *s, RTMPContext *rt) ff_amf_write_field_name(&p, "app"); ff_amf_write_string2(&p, rt->app, rt->auth_params); + if (rt->enhanced_codecs) { + uint32_t list_len = 0; + char *fourcc_data = rt->enhanced_codecs; + int fourcc_str_len = strlen(fourcc_data); + + // check the string, fourcc + ',' + ... + end fourcc correct length should be (4+1)*n+4 + if ((fourcc_str_len + 1) % 5 != 0) + return AVERROR(EINVAL); + + list_len = (fourcc_str_len + 1) / 5; + // write the fourCcList field name + ff_amf_write_field_name(&p, "fourCcList"); + + // write the fourcc array length + ff_amf_write_array_start(&p, list_len); + + while(fourcc_data - rt->enhanced_codecs < fourcc_str_len) { + unsigned char fourcc[5]; + switch (AV_RN32(fourcc_data)) { + case MKTAG('h', 'v', 'c', '1'): + case MKTAG('a', 'v', '0', '1'): + case MKTAG('v', 'p', '0', '9'): + av_strlcpy(fourcc, fourcc_data, sizeof(fourcc)); + ff_amf_write_string(&p, fourcc); + break; + default: + return AVERROR(EINVAL); + } + + fourcc_data += 5; + } + } + if (!rt->is_input) { ff_amf_write_field_name(&p, "type"); ff_amf_write_string(&p, "nonprivate"); @@ -3104,6 +3138,7 @@ static const AVOption rtmp_options[] = { {"rtmp_conn", "Append arbitrary AMF data to the Connect message", OFFSET(conn), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC}, {"rtmp_flashver", "Version of the Flash plugin used to run the SWF player.", OFFSET(flashver), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC}, {"rtmp_flush_interval", "Number of packets flushed in the same request (RTMPT only).", OFFSET(flush_interval), AV_OPT_TYPE_INT, {.i64 = 10}, 0, INT_MAX, ENC}, + {"rtmp_enhanced_codecs", "Specify the codec(s) to use in an enhanced rtmp live stream", OFFSET(enhanced_codecs), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, ENC}, {"rtmp_live", "Specify that the media is a live stream.", OFFSET(live), AV_OPT_TYPE_INT, {.i64 = -2}, INT_MIN, INT_MAX, DEC, "rtmp_live"}, {"any", "both", 0, AV_OPT_TYPE_CONST, {.i64 = -2}, 0, 0, DEC, "rtmp_live"}, {"live", "live stream", 0, AV_OPT_TYPE_CONST, {.i64 = -1}, 0, 0, DEC, "rtmp_live"}, -- 2.40.0 _______________________________________________ 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".