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[190.225.105.197]) by smtp.gmail.com with ESMTPSA id k12-20020a170902f28c00b001d73702e0b7sm4107415plc.212.2024.01.30.09.32.13 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Jan 2024 09:32:14 -0800 (PST) From: James Almer To: ffmpeg-devel@ffmpeg.org Date: Tue, 30 Jan 2024 14:32:17 -0300 Message-ID: <20240130173218.63297-6-jamrial@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240130173218.63297-1-jamrial@gmail.com> References: <20240130173218.63297-1-jamrial@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 6/7] avcodec/put_bits: add put_leb() 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: PAYozbXDfW8S Signed-off-by: James Almer --- libavcodec/put_bits.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/libavcodec/put_bits.h b/libavcodec/put_bits.h index 4561dc131a..04dedd3342 100644 --- a/libavcodec/put_bits.h +++ b/libavcodec/put_bits.h @@ -370,6 +370,22 @@ static inline void put_sbits63(PutBitContext *pb, int n, int64_t value) put_bits64(pb, n, (uint64_t)(value) & (~(UINT64_MAX << n))); } +static inline void put_leb(PutBitContext *s, unsigned value) +{ + int len; + uint8_t byte; + + len = (av_log2(value) + 7) / 7; + + for (int i = 0; i < len; i++) { + byte = value >> (7 * i) & 0x7f; + if (i < len - 1) + byte |= 0x80; + + put_bits_no_assert(s, 8, byte); + } +} + /** * Return the pointer to the byte where the bitstream writer will put * the next bit.