X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Fmod_dv%2Ftrgt_dv.cpp;h=13fed5c844d4a9a79c5de67d745c4f753c0b9717;hb=9459638ad6797b8139f1e9f0715c96076dbf0890;hp=bc3c181b8c9d94f25113a7a0283dd75ac12b05c7;hpb=5c2565765480697771497772fe7f6da76dd6b1e2;p=synfig.git diff --git a/synfig-core/trunk/src/modules/mod_dv/trgt_dv.cpp b/synfig-core/trunk/src/modules/mod_dv/trgt_dv.cpp index bc3c181..13fed5c 100644 --- a/synfig-core/trunk/src/modules/mod_dv/trgt_dv.cpp +++ b/synfig-core/trunk/src/modules/mod_dv/trgt_dv.cpp @@ -6,6 +6,7 @@ ** ** \legal ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley +** Copyright (c) 2007 Chris Moore ** ** This package is free software; you can redistribute it and/or ** modify it under the terms of the GNU General Public License as @@ -36,6 +37,20 @@ #include #include "trgt_dv.h" #include +#include +#if HAVE_SYS_WAIT_H + #include +#endif +#if HAVE_IO_H + #include +#endif +#if HAVE_PROCESS_H + #include +#endif +#if HAVE_FCNTL_H + #include +#endif +#include #include #include #include @@ -48,6 +63,12 @@ using namespace synfig; using namespace std; using namespace etl; +#if defined(HAVE_FORK) && defined(HAVE_PIPE) && defined(HAVE_WAITPID) + #define UNIX_PIPE_TO_PROCESSES +#else + #define WIN32_PIPE_TO_PROCESSES +#endif + /* === G L O B A L S ======================================================= */ SYNFIG_TARGET_INIT(dv_trgt); @@ -61,6 +82,7 @@ SYNFIG_TARGET_SET_CVS_ID(dv_trgt,"$Id$"); dv_trgt::dv_trgt(const char *Filename) { + pid=-1; file=NULL; filename=Filename; buffer=NULL; @@ -72,8 +94,15 @@ dv_trgt::dv_trgt(const char *Filename) dv_trgt::~dv_trgt() { - if(file) + if(file){ +#if defined(WIN32_PIPE_TO_PROCESSES) pclose(file); +#elif defined(UNIX_PIPE_TO_PROCESSES) + fclose(file); + int status; + waitpid(pid,&status,0); +#endif + } file=NULL; delete [] buffer; delete [] color_buffer; @@ -120,30 +149,51 @@ dv_trgt::init() { imagecount=desc.get_frame_start(); +#if defined(WIN32_PIPE_TO_PROCESSES) + string command; + if(wide_aspect) + command=strprintf("encodedv -w 1 - > \"%s\"\n",filename.c_str()); + else + command=strprintf("encodedv - > \"%s\"\n",filename.c_str()); + + // Open the pipe to encodedv + file=popen(command.c_str(),POPEN_BINARY_WRITE_TYPE); + + if(!file) + { + synfig::error(_("Unable to open pipe to encodedv")); + return false; + } + +#elif defined(UNIX_PIPE_TO_PROCESSES) + int p[2]; - + if (pipe(p)) { synfig::error(_("Unable to open pipe to encodedv")); return false; }; - + pid_t pid = fork(); - + if (pid == -1) { synfig::error(_("Unable to open pipe to encodedv")); return false; } - + if (pid == 0){ // Child process + // Close pipeout, not needed + close(p[1]); // Dup pipeout to stdin if( dup2( p[0], STDIN_FILENO ) == -1 ){ synfig::error(_("Unable to open pipe to encodedv")); return false; } - + // Close the unneeded pipeout + close(p[0]); // Open filename to stdout FILE* outfile = fopen(filename.c_str(),"wb"); if( outfile == NULL ){ @@ -159,11 +209,11 @@ dv_trgt::init() synfig::error(_("Unable to open pipe to encodedv")); return false; } - + if(wide_aspect) - execlp("encodedv", "encodedv", "-w", "1", "-"); + execlp("encodedv", "encodedv", "-w", "1", "-", (const char *)NULL); else - execlp("encodedv", "encodedv", "-"); + execlp("encodedv", "encodedv", "-", (const char *)NULL); // We should never reach here unless the exec failed synfig::error(_("Unable to open pipe to encodedv")); return false; @@ -179,6 +229,11 @@ dv_trgt::init() } } +#else + #error There are no known APIs for creating child processes +#endif + + // Sleep for a moment to let the pipe catch up etl::clock().sleep(0.25f);