mplayer 5.0 编译错误

最新推荐文章于 2025-11-02 14:46:50 发布

原创最新推荐文章于 2025-11-02 14:46:50 发布 · 536 阅读

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#c++ #开发语言

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博客指出C++最新版本改动大，致使部分平台编译出错，如出现对齐错误问题，同时给出了参考补丁文件1和参考补丁文件2。

由于最新版本改动比较大，导致部分平台编译出错，比如对齐错误

./m_config.h:48:3: error: requested alignment is not an integer constant
In file included from libmpdemux/aviheader.h:26:0,
                 from libmpdemux/stheader.h:23,
                 from command.c:31:

参考补丁文件1

Index: MPlayer-1.5/m_config.h
===================================================================
--- MPlayer-1.5.orig/m_config.h
+++ MPlayer-1.5/m_config.h
@@ -45,7 +45,7 @@ struct m_config_save_slot {
   int lvl;
   // We have to store other datatypes in this as well,
   // so make sure we get properly aligned addresses.
-  DECLARE_ALIGNED(8, unsigned char, data)[0];
+  unsigned char data[0];
 };
 
 /// Config option

参考补丁文件2

Index: MPlayer-1.5/libmpcodecs/vf_ow.c
===================================================================
--- MPlayer-1.5.orig/libmpcodecs/vf_ow.c
+++ MPlayer-1.5/libmpcodecs/vf_ow.c
@@ -39,7 +39,7 @@
 #include "vf.h"
 
 //===========================================================================//
-DECLARE_ALIGNED(8, static const uint8_t, dither)[8][8]={
+static const uint8_t dither[8][8]={
 {  0,  48,  12,  60,   3,  51,  15,  63, },
 { 32,  16,  44,  28,  35,  19,  47,  31, },
 {  8,  56,   4,  52,  11,  59,   7,  55, },