From 7ea0933b9e76b41e1063cfd702252f209ed7bea1 Mon Sep 17 00:00:00 2001 From: alex Date: Mon, 11 Nov 2002 17:28:41 +0000 Subject: dlopen() support for ad and vd git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8153 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libmpcodecs/dec_video.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) (limited to 'libmpcodecs/dec_video.c') diff --git a/libmpcodecs/dec_video.c b/libmpcodecs/dec_video.c index fd93031494..78758b2085 100644 --- a/libmpcodecs/dec_video.c +++ b/libmpcodecs/dec_video.c @@ -28,6 +28,10 @@ #include "dec_video.h" +#ifdef DYNAMIC_PLUGINS +#include +#endif + // =================================================================== extern double video_time_usage; @@ -134,6 +138,10 @@ void uninit_video(sh_video_t *sh_video){ if(!sh_video->inited) return; mp_msg(MSGT_DECVIDEO,MSGL_V,MSGTR_UninitVideoStr,sh_video->codec->drv); mpvdec->uninit(sh_video); +#ifdef DYNAMIC_PLUGINS + if (sh_video->dec_handle) + dlclose(sh_video->dec_handle); +#endif vf_uninit_filter_chain(sh_video->vfilter); sh_video->inited=0; } @@ -172,6 +180,38 @@ int init_video(sh_video_t *sh_video,char* codecname,char* vfm,int status){ // if(mpcodecs_vd_drivers[i]->info->id==sh_video->codec->driver) break; if(!strcmp(mpcodecs_vd_drivers[i]->info->short_name,sh_video->codec->drv)) break; mpvdec=mpcodecs_vd_drivers[i]; +#ifdef DYNAMIC_PLUGINS + if (!mpvdec) + { + /* try to open shared decoder plugin */ + int buf_len; + char *buf; + vd_functions_t *funcs_sym; + vd_info_t *info_sym; + + buf_len = strlen(LIBDIR)+strlen(sh_video->codec->drv)+16; + buf = malloc(buf_len); + if (!buf) + break; + snprintf(buf, buf_len, "%s/mplayer/vd_%s.so", LIBDIR, sh_video->codec->drv); + mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "Trying to open external plugin: %s\n", buf); + sh_video->dec_handle = dlopen(buf, RTLD_LAZY); + if (!sh_video->dec_handle) + break; + snprintf(buf, buf_len, "mpcodecs_vd_%s", sh_video->codec->drv); + funcs_sym = dlsym(sh_video->dec_handle, buf); + if (!funcs_sym || !funcs_sym->info || !funcs_sym->init || + !funcs_sym->uninit || !funcs_sym->control || !funcs_sym->decode) + break; + info_sym = funcs_sym->info; + if (strcmp(info_sym->short_name, sh_video->codec->drv)) + break; + free(buf); + mpvdec = funcs_sym; + mp_msg(MSGT_DECVIDEO, MSGL_V, "Using external decoder plugin (%s/mplayer/vd_%s.so)!\n", + LIBDIR, sh_video->codec->drv); + } +#endif if(!mpvdec){ // driver not available (==compiled in) mp_msg(MSGT_DECVIDEO,MSGL_WARN,MSGTR_VideoCodecFamilyNotAvailableStr, sh_video->codec->name, sh_video->codec->drv); -- cgit v1.2.3