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[213.245.217.154]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a80f3f45b8bsm143287866b.42.2024.08.14.00.59.11 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 14 Aug 2024 00:59:11 -0700 (PDT) From: Marc-Antoine Arnaud To: ffmpeg-devel@ffmpeg.org Date: Wed, 14 Aug 2024 09:59:07 +0200 Message-Id: <20240814075908.92916-1-marc-antoine.arnaud@luminvent.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 1/2] avformat/mxf: start to add mxf_inspect_mode and skip RIP if needed sponsored by nxtedition 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: Marc-Antoine Arnaud 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: --- libavformat/mxfdec.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c index a5863445ab5..df958819300 100644 --- a/libavformat/mxfdec.c +++ b/libavformat/mxfdec.c @@ -321,6 +321,7 @@ typedef struct MXFContext { int nb_index_tables; MXFIndexTable *index_tables; int eia608_extract; + int mxf_inspect_mode; } MXFContext; /* NOTE: klv_offset is not set (-1) for local keys */ @@ -3713,7 +3714,9 @@ static int mxf_read_header(AVFormatContext *s) return AVERROR_INVALIDDATA; mxf->run_in = run_in; - mxf_read_random_index_pack(s); + if (mxf->mxf_inspect_mode == 0) { + mxf_read_random_index_pack(s); + } while (!avio_feof(s->pb)) { const MXFMetadataReadTableEntry *metadata; @@ -4261,6 +4264,15 @@ static const AVOption options[] = { { "eia608_extract", "extract eia 608 captions from s436m track", offsetof(MXFContext, eia608_extract), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM }, + { "mxf_inspect_mode", "the way to inspect MXF file", + offsetof(MXFContext, mxf_inspect_mode), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, + AV_OPT_FLAG_DECODING_PARAM, .unit = "mxf_inspect_mode" }, + { "rip", "Parse RIP, then every body partition", + 0, AV_OPT_TYPE_CONST, {.i64 = 0}, INT_MIN, INT_MAX, + AV_OPT_FLAG_DECODING_PARAM, .unit = "mxf_inspect_mode" }, + { "header", "Parse Header, first partition and next partitions if needed", + 0, AV_OPT_TYPE_CONST, {.i64 = 1}, INT_MIN, INT_MAX, + AV_OPT_FLAG_DECODING_PARAM, .unit = "mxf_inspect_mode" }, { NULL }, }; -- 2.39.3 (Apple Git-146) _______________________________________________ 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".