52 lines
2.4 KiB
Diff
52 lines
2.4 KiB
Diff
From 13290364e7bea54164ab83d973951f2898ad9e23 Mon Sep 17 00:00:00 2001
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From: Stefan Strogin <steils@gentoo.org>
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Date: Sat, 16 May 2020 02:33:37 +0300
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Subject: [PATCH] FFmpegUtilities: replace variable definition with statement
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expression
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It is needed to avoid multiple definitions of AV_GET_CODEC_CONTEXT,
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which is considered as an error with '-fno-common' which is default
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since gcc-10.
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Fixes: #511
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---
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include/FFmpegUtilities.h | 18 ++++++++----------
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1 file changed, 8 insertions(+), 10 deletions(-)
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diff --git a/include/FFmpegUtilities.h b/include/FFmpegUtilities.h
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index 62d64df1..b4ec951f 100644
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--- a/include/FFmpegUtilities.h
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+++ b/include/FFmpegUtilities.h
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@@ -163,11 +163,10 @@
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#define AV_FREE_CONTEXT(av_context) avcodec_free_context(&av_context)
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#define AV_GET_CODEC_TYPE(av_stream) av_stream->codecpar->codec_type
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#define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codecpar->codec_id
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- auto AV_GET_CODEC_CONTEXT = [](AVStream* av_stream, AVCodec* av_codec) { \
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- AVCodecContext *context = avcodec_alloc_context3(av_codec); \
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- avcodec_parameters_to_context(context, av_stream->codecpar); \
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- return context; \
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- };
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+ #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) \
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+ ({ AVCodecContext *context = avcodec_alloc_context3(av_codec); \
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+ avcodec_parameters_to_context(context, av_stream->codecpar); \
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+ context; })
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#define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_codec;
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#define AV_GET_CODEC_FROM_STREAM(av_stream,codec_in)
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#define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_stream->codecpar
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@@ -199,11 +198,10 @@
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#define AV_FREE_CONTEXT(av_context) avcodec_free_context(&av_context)
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#define AV_GET_CODEC_TYPE(av_stream) av_stream->codecpar->codec_type
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#define AV_FIND_DECODER_CODEC_ID(av_stream) av_stream->codecpar->codec_id
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- auto AV_GET_CODEC_CONTEXT = [](AVStream* av_stream, AVCodec* av_codec) { \
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- AVCodecContext *context = avcodec_alloc_context3(av_codec); \
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- avcodec_parameters_to_context(context, av_stream->codecpar); \
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- return context; \
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- };
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+ #define AV_GET_CODEC_CONTEXT(av_stream, av_codec) \
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+ ({ AVCodecContext *context = avcodec_alloc_context3(av_codec); \
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+ avcodec_parameters_to_context(context, av_stream->codecpar); \
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+ context; })
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#define AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec) av_codec;
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#define AV_GET_CODEC_FROM_STREAM(av_stream,codec_in)
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#define AV_GET_CODEC_ATTRIBUTES(av_stream, av_context) av_stream->codecpar
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