From patchwork Thu Apr 1 13:32:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Zhili X-Patchwork-Id: 26689 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id ECCD744A840 for ; Thu, 1 Apr 2021 16:32:44 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id CDF6468A601; Thu, 1 Apr 2021 16:32:44 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from qq.com (out162-62-57-252.mail.qq.com [162.62.57.252]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id B12EE6807B3 for ; Thu, 1 Apr 2021 16:32:37 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foxmail.com; s=s201512; t=1617283954; bh=HVWHCsejiXLrpptaTbB8Ls6jvMgxtp+Cqo/0v/NzzHQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Dg8WrTja4giS6q6ECbMivZbbWEf13OtBT0+24BlwHk/1+jEsw2DoKpHGY0LUGtTAi +7PNeuu+RVasG3JxzzDLXJIxB5WE2BrcpyjEJ3luO2OpgVvxJbYjxl6KLt5AiUSwPV SDuivP/DLclnuTCRZLseUHlVbjQITCYN/HpiGD9g= Received: from ZHILIZHAO-MB2.tencent.com ([113.108.77.27]) by newxmesmtplogicsvrsza6.qq.com (NewEsmtp) with SMTP id 80CA648B; Thu, 01 Apr 2021 21:32:12 +0800 X-QQ-mid: xmsmtpt1617283932t2f5gphhc Message-ID: X-QQ-XMAILINFO: MOL/g/gp2toegFCCiUD2dRM8c9hjnIPbz6FlWZ42oPw8jJD3DYbzDj+F9VbtoI vr4kWdfUL9KlHId0XdRdv8YgU+8ckEtoWZAaITEJaPyyzaOf/dX30dBXT365U9hHM8O7faXNDoKt U6KFAmqZpcwwgLjFlH4qbTeysQFdlkDYK3vZbQyomZgSxLFDlcY7DQCUOtGgC8D2UWm8SPYfTIvs vp4HP6v3rnS5W0NoEdI4nUxxQOokAscwAWYls/QAUlCdIB5Nbc7rS092hwtfmSooWtNXhpNeATcr malDF839C313eK6RdIhnVS/zmrnqH076SOtd2f1Ey3Cxli04czNsRJh9U/PsT/klfV4GPu3YgUhp vvIsuN41l8UdU3fHNvrmdRLjF0KiUBfFTuWsFp+UBwCIrklcl94huSpGHv+WCNJmwa3UfG1GDgnZ 3h9oG9un8yCaBcxWpw4uY1Ou/Vo3kjuLw+WWWTGI0QUpkSPNaEH/A4dyQZibdPJY8O2kDJyn+IqF 7wbIKO9Xl4jVyar7W3Nlyqd4NyN9Vv8r4p5zWC/6rjTCD3KxDQkTGSXGMn28sdvt2j3m099iyLzx V2ZJucKkeM//SUoC1VyHtx1O/jf8hxvB4S8RjoNiKOUpLg2F8hqWBs+b5dFbFnEFN/i2eqURUm6y NfW+WdOsPsKizGu6a/pfYnJydanLcnaQmjVqzuzbEFI4eJJTkQMsfYoZkKPNyXJCM2m042O0NMXA 4es9EFbwR2ZikdhkhwZpWopWPrc8FZFW/EN24ZsmV7smHwMXw6uIOs/gvCfhLduheWkVAFMcjLc5 3kZl+BjgfIrpffGuGHOZQO4lkNfVht2T8= From: Zhao Zhili To: ffmpeg-devel@ffmpeg.org Date: Thu, 1 Apr 2021 21:32:08 +0800 X-OQ-MSGID: <20210401133208.69050-1-quinkblack@foxmail.com> X-Mailer: git-send-email 2.30.1 In-Reply-To: References: MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v3] examples/decode_video: flush parser to fix missing frame X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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: Zhao Zhili Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" --- check EOF by "eof = !data_size && feof(f);" doc/examples/decode_video.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/doc/examples/decode_video.c b/doc/examples/decode_video.c index 18ee90a6c0..2f779328a7 100644 --- a/doc/examples/decode_video.c +++ b/doc/examples/decode_video.c @@ -92,6 +92,7 @@ int main(int argc, char **argv) uint8_t *data; size_t data_size; int ret; + int eof; AVPacket *pkt; if (argc <= 2) { @@ -150,15 +151,14 @@ int main(int argc, char **argv) exit(1); } - while (!feof(f)) { + do { /* read raw data from the input file */ data_size = fread(inbuf, 1, INBUF_SIZE, f); - if (!data_size) - break; + eof = !data_size && feof(f); /* use the parser to split the data into frames */ data = inbuf; - while (data_size > 0) { + while (data_size > 0 || eof) { ret = av_parser_parse2(parser, c, &pkt->data, &pkt->size, data, data_size, AV_NOPTS_VALUE, AV_NOPTS_VALUE, 0); if (ret < 0) { @@ -170,8 +170,10 @@ int main(int argc, char **argv) if (pkt->size) decode(c, frame, pkt, outfilename); + else if (eof) + break; } - } + } while (!eof); /* flush the decoder */ decode(c, frame, NULL, outfilename);