new mencoder option -info, to store copyright, title, encoder version etc in AVI

based on patch by "Andriy N. Gritsenko" <[email protected]>


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7146 b3059339-0415-0410-9bf9-f77b7e298cf2

cfg-mencoder.h

@@ -93,6 +93,26 @@ struct config oac_conf[]={
 	{NULL, NULL, 0, 0, 0, 0, NULL}
 };
 
+struct config info_conf[]={
+	{"name", &info_name, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"artist", &info_artist, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"genre", &info_genre, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"subject", &info_subject, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"copyright", &info_copyright, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"srcform", &info_sourceform, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"comment", &info_comment, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"help", "\nAvailable INFO fields:\n"
+	"   name      - title of the subject of the file\n"
+	"   artist    - artist or author of the original subject of the file\n"
+	"   genre     - original work category\n"
+	"   subject   - contents of the file\n"
+	"   copyright - copyright information for the file\n"
+	"   srcform   - original form of the material that was digitized\n"
+	"   comment   - general comments about the file or the subject of the file\n"
+	"\n", CONF_TYPE_PRINT, CONF_NOCFG, 0, 0, NULL},
+	{NULL, NULL, 0, 0, 0, 0, NULL}
+};
+
 static config_t mencoder_opts[]={
 	/* name, pointer, type, flags, min, max */
 	{"include", cfg_include, CONF_TYPE_FUNC_PARAM, CONF_NOSAVE, 0, 0, NULL}, /* this must be the first!!! */
@@ -130,6 +150,9 @@ static config_t mencoder_opts[]={
 	{"vobsuboutindex", &vobsub_out_index, CONF_TYPE_INT, CONF_RANGE, 0, 31, NULL},
 	{"vobsuboutid", &vobsub_out_id, CONF_TYPE_STRING, 0, 0, 0, NULL},
 
+	// info header strings
+	{"info", info_conf, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
+
 #ifdef HAVE_DIVX4ENCORE
 	{"divx4opts", divx4opts_conf, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
 #endif

cfgparser.c

@@ -707,7 +707,7 @@ static int config_read_option(m_config_t *config,config_t** conf_list, char *opt
 			    /* clear out */
 			    subopt[0] = subparam[0] = 0;
 			    
-			    sscanf_ret = sscanf(token, "%[^=]=%s", subopt, subparam);
+			    sscanf_ret = sscanf(token, "%[^=]=%[^:]", subopt, subparam);
 
 			    mp_msg(MSGT_CFGPARSER, MSGL_DBG3, "token: '%s', i=%d, subopt='%s', subparam='%s' (ret: %d)\n", token, i, subopt, subparam, sscanf_ret);
 			    switch(sscanf_ret)

libmpdemux/aviwrite.c

@@ -18,6 +18,14 @@
 #include "aviwrite.h"
 #include "aviheader.h"
 
+extern char *info_name;
+extern char *info_artist;
+extern char *info_genre;
+extern char *info_subject;
+extern char *info_copyright;
+extern char *info_sourceform;
+extern char *info_comment;
+
 aviwrite_stream_t* aviwrite_new_stream(aviwrite_t *muxer,int type){
     aviwrite_stream_t* s;
     if(muxer->avih.dwStreams>=AVIWRITE_MAX_STREAMS){
@@ -135,6 +143,8 @@ void aviwrite_write_header(aviwrite_t *muxer,FILE *f){
   unsigned int riff[3];
   int i;
   unsigned int hdrsize;
+  aviwrite_info_t info[16];
+
   // RIFF header:
 #ifdef WORDS_BIGENDIAN 
   /* FIXME: updating the header on big-endian causes the video
@@ -221,6 +231,56 @@ void aviwrite_write_header(aviwrite_t *muxer,FILE *f){
       }
   }
 
+// ============= INFO ===============
+// always include software info
+info[0].id=mmioFOURCC('I','S','F','T'); // Software:
+info[0].text="MEncoder " VERSION;
+// include any optional strings
+i=1;
+if(info_name!=NULL){
+  info[i].id=mmioFOURCC('I','N','A','M'); // Name:
+  info[i++].text=info_name;
+}
+if(info_artist!=NULL){
+  info[i].id=mmioFOURCC('I','A','R','T'); // Artist:
+  info[i++].text=info_artist;
+}
+if(info_genre!=NULL){
+  info[i].id=mmioFOURCC('I','G','N','R'); // Genre:
+  info[i++].text=info_genre;
+}
+if(info_subject!=NULL){
+  info[i].id=mmioFOURCC('I','S','B','J'); // Subject:
+  info[i++].text=info_subject;
+}
+if(info_copyright!=NULL){
+  info[i].id=mmioFOURCC('I','C','O','P'); // Copyright:
+  info[i++].text=info_copyright;
+}
+if(info_sourceform!=NULL){
+  info[i].id=mmioFOURCC('I','S','R','F'); // Source Form:
+  info[i++].text=info_sourceform;
+}
+if(info_comment!=NULL){
+  info[i].id=mmioFOURCC('I','C','M','T'); // Comment:
+  info[i++].text=info_comment;
+}
+info[i].id=0;
+
+  hdrsize=0;
+  // calc info size:
+  for(i=0;info[i].id!=0;i++) if(info[i].text){
+      size_t sz=strlen(info[i].text)+1;
+      hdrsize+=sz+8+sz%2;
+  }
+  // write infos:
+  if (hdrsize!=0){
+      write_avi_list(f,mmioFOURCC('I','N','F','O'),hdrsize);
+      for(i=0;info[i].id!=0;i++) if(info[i].text){
+          write_avi_chunk(f,info[i].id,strlen(info[i].text)+1,info[i].text);
+      }
+  }
+
   // JUNK:
   write_avi_chunk(f,ckidAVIPADDING,2048-(ftell(f)&2047)-8,NULL); /* junk */  
   // 'movi' header:

libmpdemux/aviwrite.h

@@ -25,6 +25,11 @@ typedef struct {
   BITMAPINFOHEADER *bih;   // in format
 } aviwrite_stream_t;
 
+typedef struct {
+  unsigned int id;
+  char *text;
+} aviwrite_info_t;
+
 typedef struct {
   // encoding:
   MainAVIHeader avih;

mencoder.c

@@ -164,6 +164,15 @@ static subtitle* subtitles=NULL;
 float sub_last_pts = -303;
 #endif
 
+// infos are empty by default
+char *info_name=NULL;
+char *info_artist=NULL;
+char *info_genre=NULL;
+char *info_subject=NULL;
+char *info_copyright=NULL;
+char *info_sourceform=NULL;
+char *info_comment=NULL;
+
 
 
 //char *out_audio_codec=NULL; // override audio codec