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 5DE0242447 for ; Sat, 21 May 2022 14:08:05 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 5502568B49C; Sat, 21 May 2022 17:07:54 +0300 (EEST) Received: from mail-pg1-f169.google.com (mail-pg1-f169.google.com [209.85.215.169]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id C74B968A2F6 for ; Sat, 21 May 2022 17:07:46 +0300 (EEST) Received: by mail-pg1-f169.google.com with SMTP id r71so10020299pgr.0 for ; Sat, 21 May 2022 07:07:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:message-id:in-reply-to:references:date:subject:fcc :content-transfer-encoding:mime-version:to:cc; bh=YG2Ueo0jW0GycGgy19XZ+62ItpaRuc1ZGAlGOPvDpaI=; b=DSJjhDoCgSCH9tNBPt5pusr5jJqhw5HmmZ4R2KjXDcfNVjyYfiHD0E+xMydA27w7Al R9HoiGX8kuaiufELXVcJwMQV0uCQVJkHzIOV6+BQWwEn+qS0kPNmxUuTXaK5DQrFZNJk bWhyX9xry2C5m1Ywhp4YKYdy+f9YMqxN15FX2mvZfIjm+90raU0B1qgW4pjwJFC7HMDU C+mbsXC0lNU9Rz29+23Od2mGXP0Ix4FJnPgjWCKqGVR2xZNbz368OZQa9N8ts4VESmZ8 syRKYyzyVfYeyuZMaVZgefTV8ZACFfSDHznryeRetLZfeBtypcLuBaxLxnS3kuNrjZg1 N4zg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:message-id:in-reply-to:references:date :subject:fcc:content-transfer-encoding:mime-version:to:cc; bh=YG2Ueo0jW0GycGgy19XZ+62ItpaRuc1ZGAlGOPvDpaI=; b=glbcjF9CFRqzSAEMNzPG14PCgznpCkOakrWMbitIaJa+Lb3fNGm/5gvdnyFMtJBElx h6xhV2zeuz0u8tNQSIA1fcBo6BvQDm83EWah1SsSYcuH0zggsnUr8vOpgYHBRBHOW4AM Snbujdk+qbXAKJnvvu4G0C/OXxDsBMp8reuBmyyaL/95VR8jlXvQcMi8hXc2EMjw3vOU 6Nb3IgG0yRoieqDtz2yTLUh0NRegN+ouzBT/orDdhhgBtsAL+2h5KEe07ueVNWA9g39p lpZXvExz55UYMFfrTM9/Ta92L7YPkTFU1BqjwAE+nD6ChmlVZW/EWN2sklv9jwTv6noj BJnQ== X-Gm-Message-State: AOAM5314rDnTEdmk5cF1Sh4dIegs98lpjrNa67/aCewpHR2T5ULK4lgb 9SPmCnH2rFRK8LW3rITKGzSenxcfYuwJTQ== X-Google-Smtp-Source: ABdhPJy9ANAXA4//MOh0YV04hkfEyc8l/hKghgiRYuj9Eekt7dVmttx/TjO0DDqNVGdqTmdlpK6rFA== X-Received: by 2002:a62:be14:0:b0:505:a43b:cf6e with SMTP id l20-20020a62be14000000b00505a43bcf6emr14945217pff.33.1653142065067; Sat, 21 May 2022 07:07:45 -0700 (PDT) Received: from [127.0.0.1] (master.gitmailbox.com. [34.83.118.50]) by smtp.gmail.com with ESMTPSA id 21-20020a170902c11500b0016173113c50sm1643120pli.92.2022.05.21.07.07.44 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 21 May 2022 07:07:44 -0700 (PDT) From: softworkz X-Google-Original-From: softworkz Message-Id: In-Reply-To: References: Date: Sat, 21 May 2022 14:07:39 +0000 Fcc: Sent MIME-Version: 1.0 To: ffmpeg-devel@ffmpeg.org Subject: [FFmpeg-devel] [PATCH v2 1/4] avutil/buffer: add av_ref_from_buffer() function 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: Mark Thompson , softworkz 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: From: softworkz This allows to create AVBufferRef from AVBuffer directly. Signed-off-by: softworkz --- libavutil/buffer.c | 16 ++++++++++++++++ libavutil/buffer.h | 8 ++++++++ 2 files changed, 24 insertions(+) diff --git a/libavutil/buffer.c b/libavutil/buffer.c index 54590be566..f9df0ad6ea 100644 --- a/libavutil/buffer.c +++ b/libavutil/buffer.c @@ -100,6 +100,22 @@ AVBufferRef *av_buffer_allocz(size_t size) return ret; } +AVBufferRef *av_ref_from_buffer(AVBuffer *buf) +{ + AVBufferRef *ref = av_mallocz(sizeof(*ref)); + + if (!ref) + return NULL; + + ref->buffer = buf; + ref->data = buf->data; + ref->size = buf->size; + + atomic_fetch_add_explicit(&buf->refcount, 1, memory_order_relaxed); + + return ref; +} + AVBufferRef *av_buffer_ref(const AVBufferRef *buf) { AVBufferRef *ret = av_mallocz(sizeof(*ret)); diff --git a/libavutil/buffer.h b/libavutil/buffer.h index e1ef5b7f07..491734b9ca 100644 --- a/libavutil/buffer.h +++ b/libavutil/buffer.h @@ -139,6 +139,14 @@ AVBufferRef *av_buffer_create(uint8_t *data, size_t size, */ void av_buffer_default_free(void *opaque, uint8_t *data); +/** + * Create a new reference to an AVBuffer. + * + * @return a new AVBufferRef referring to the same AVBuffer as buf or NULL on + * failure. + */ +AVBufferRef *av_ref_from_buffer(AVBuffer *buf); + /** * Create a new reference to an AVBuffer. * -- ffmpeg-codebot _______________________________________________ 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".