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[34.83.118.50]) by smtp.gmail.com with ESMTPSA id r13sm2573757pga.29.2021.12.22.07.13.57 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 22 Dec 2021 07:13:57 -0800 (PST) Message-Id: <3b5695c25b9fa0e24341e97b85d1fd10cedf594e.1640186030.git.ffmpegagent@gmail.com> In-Reply-To: References: From: ffmpegagent Date: Wed, 22 Dec 2021 15:13:46 +0000 Subject: [PATCH 07/11] libavformat/asfdec: fix macro definition and use Fcc: Sent Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit MIME-Version: 1.0 To: ffmpegdev@gitmailbox.com Cc: softworkz , softworkz Archived-At: List-Archive: List-Post: From: softworkz Signed-off-by: softworkz --- libavformat/asfdec_f.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/libavformat/asfdec_f.c b/libavformat/asfdec_f.c index e87c78cd6c..a7b5ffe465 100644 --- a/libavformat/asfdec_f.c +++ b/libavformat/asfdec_f.c @@ -896,21 +896,21 @@ static int asf_read_header(AVFormatContext *s) } #define DO_2BITS(bits, var, defval) \ - switch (bits & 3) { \ + switch ((bits) & 3) { \ case 3: \ - var = avio_rl32(pb); \ + (var) = avio_rl32(pb); \ rsize += 4; \ break; \ case 2: \ - var = avio_rl16(pb); \ + (var) = avio_rl16(pb); \ rsize += 2; \ break; \ case 1: \ - var = avio_r8(pb); \ + (var) = avio_r8(pb); \ rsize++; \ break; \ default: \ - var = defval; \ + (var) = (defval); \ break; \ } @@ -993,9 +993,9 @@ static int asf_get_packet(AVFormatContext *s, AVIOContext *pb) asf->packet_flags = c; asf->packet_property = d; - DO_2BITS(asf->packet_flags >> 5, packet_length, s->packet_size); - DO_2BITS(asf->packet_flags >> 1, padsize, 0); // sequence ignored - DO_2BITS(asf->packet_flags >> 3, padsize, 0); // padding length + DO_2BITS(asf->packet_flags >> 5, packet_length, s->packet_size) + DO_2BITS(asf->packet_flags >> 1, padsize, 0) // sequence ignored + DO_2BITS(asf->packet_flags >> 3, padsize, 0) // padding length // the following checks prevent overflows and infinite loops if (!packet_length || packet_length >= (1U << 29)) { @@ -1056,9 +1056,9 @@ static int asf_read_frame_header(AVFormatContext *s, AVIOContext *pb) asf->stream_index = asf->asfid2avid[num & 0x7f]; asfst = &asf->streams[num & 0x7f]; // sequence should be ignored! - DO_2BITS(asf->packet_property >> 4, asf->packet_seq, 0); - DO_2BITS(asf->packet_property >> 2, asf->packet_frag_offset, 0); - DO_2BITS(asf->packet_property, asf->packet_replic_size, 0); + DO_2BITS(asf->packet_property >> 4, asf->packet_seq, 0) + DO_2BITS(asf->packet_property >> 2, asf->packet_frag_offset, 0) + DO_2BITS(asf->packet_property, asf->packet_replic_size, 0) av_log(asf, AV_LOG_TRACE, "key:%d stream:%d seq:%d offset:%d replic_size:%d num:%X packet_property %X\n", asf->packet_key_frame, asf->stream_index, asf->packet_seq, asf->packet_frag_offset, asf->packet_replic_size, num, asf->packet_property); @@ -1134,7 +1134,7 @@ static int asf_read_frame_header(AVFormatContext *s, AVIOContext *pb) return AVERROR_INVALIDDATA; } if (asf->packet_flags & 0x01) { - DO_2BITS(asf->packet_segsizetype >> 6, asf->packet_frag_size, 0); // 0 is illegal + DO_2BITS(asf->packet_segsizetype >> 6, asf->packet_frag_size, 0) // 0 is illegal if (rsize > asf->packet_size_left) { av_log(s, AV_LOG_ERROR, "packet_replic_size is invalid\n"); return AVERROR_INVALIDDATA; -- gitgitgadget