Added a new warning if there is no corresponding track in a source file for a track UID used on the command line.

ChangeLog

@@ -1,3 +1,11 @@
+2004-10-04  Moritz Bunkus  <moritz@bunkus.org>
+
+	* mkvmerge: new feature: Added two warnings. One about invalid
+	track IDs that were used on the command line but that don't
+	correspond to an available track in a file and one if no track
+	will be copied from a source file. Both warnings hint at bad
+	command line arguments.
+
 2004-10-03  Moritz Bunkus  <moritz@bunkus.org>
 
 	* mkvmerge: Only write the segment duration as a 64bit float if

src/input/r_avi.cpp

@@ -607,4 +607,13 @@ avi_reader_c::identify() {
   }
 }
 
+void
+avi_reader_c::add_available_track_ids() {
+  int i;
+
+  // Yes, this is correct. Don't forget the video track!
+  for (i = 0; i <= AVI_audio_tracks(avi); i++)
+    available_track_ids.push_back(i);
+}
+
 // }}}

src/input/r_avi.h

@@ -62,6 +62,7 @@ public:
   virtual void identify();
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
+  virtual void add_available_track_ids();
 
   static int probe_file(mm_io_c *mm_io, int64_t size);
 

src/input/r_matroska.cpp

@@ -2194,3 +2194,11 @@ kax_reader_c::flush_packetizers() {
       PTZR(tracks[i]->ptzr)->flush();
 }
 
+void
+kax_reader_c::add_available_track_ids() {
+  int i;
+
+  for (i = 0; i < tracks.size(); i++)
+    available_track_ids.push_back(tracks[i]->tnum);
+}
+

src/input/r_matroska.h

@@ -142,6 +142,7 @@ public:
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
   virtual void add_attachments(KaxAttachments *a);
+  virtual void add_available_track_ids();
 
   static int probe_file(mm_io_c *mm_io, int64_t size);
 

src/input/r_ogm.cpp

@@ -1247,3 +1247,12 @@ ogm_reader_c::handle_stream_comments() {
     free_string_array(comments);
   }
 }
+
+void
+ogm_reader_c::add_available_track_ids() {
+  int i;
+
+  for (i = 0; i < sdemuxers.size(); i++)
+    available_track_ids.push_back(i);
+}
+

src/input/r_ogm.h

@@ -110,6 +110,7 @@ public:
   virtual void identify();
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
+  virtual void add_available_track_ids();
 
   virtual int display_priority();
   virtual void display_progress(bool final = false);

src/input/r_qtmp4.cpp

@@ -1274,3 +1274,11 @@ qtmp4_reader_c::flush_packetizers() {
     if (demuxers[i]->ptzr != -1)
       PTZR(demuxers[i]->ptzr)->flush();
 }
+
+void
+qtmp4_reader_c::add_available_track_ids() {
+  int i;
+
+  for (i =0 ; i < demuxers.size(); i++)
+    available_track_ids.push_back(demuxers[i]->id);
+}

src/input/r_qtmp4.h

@@ -126,6 +126,7 @@ public:
   virtual void identify();
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
+  virtual void add_available_track_ids();
 
   static int probe_file(mm_io_c *in, int64_t size);
 

src/input/r_real.cpp

@@ -803,3 +803,11 @@ real_reader_c::flush_packetizers() {
     if (demuxers[i]->ptzr != -1)
       PTZR(demuxers[i]->ptzr)->flush();
 }
+
+void
+real_reader_c::add_available_track_ids() {
+  int i;
+
+  for (i = 0; i < demuxers.size(); i++)
+    available_track_ids.push_back(demuxers[i]->track->id);
+}

src/input/r_real.h

@@ -74,6 +74,7 @@ public:
   virtual void identify();
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
+  virtual void add_available_track_ids();
 
   static int probe_file(mm_io_c *mm_io, int64_t size);
 

src/input/r_vobsub.cpp

@@ -612,3 +612,11 @@ vobsub_reader_c::flush_packetizers() {
     if (tracks[i]->ptzr != -1)
       PTZR(tracks[i]->ptzr)->flush();
 }
+
+void
+vobsub_reader_c::add_available_track_ids() {
+  int i;
+
+  for (i = 0; i < tracks.size(); i++)
+    available_track_ids.push_back(i);
+}

src/input/r_vobsub.h

@@ -76,6 +76,7 @@ public:
   virtual void identify();
   virtual void create_packetizers();
   virtual void create_packetizer(int64_t tid);
+  virtual void add_available_track_ids();
 
   static int probe_file(mm_io_c *mm_io, int64_t size);
 

src/pr_generic.cpp

@@ -1205,10 +1205,37 @@ generic_packetizer_c::handle_avi_audio_sync(int64_t num_bytes,
 
 //--------------------------------------------------------------------
 
+#define add_all_requested_track_ids(container) \
+  for (i = 0; i < ti->container->size(); i++) \
+    add_requested_track_id((*ti->container)[i].id);
+#define add_all_requested_track_ids2(container) \
+  for (i = 0; i < ti->container->size(); i++) \
+    add_requested_track_id((*ti->container)[i]);
+
 generic_reader_c::generic_reader_c(track_info_c *nti) {
+  int i;
+
   ti = new track_info_c(*nti);
   connected_to = NULL;
   max_timecode_seen = 0;
+
+  add_all_requested_track_ids2(atracks);
+  add_all_requested_track_ids2(vtracks);
+  add_all_requested_track_ids2(stracks);
+  add_all_requested_track_ids(all_fourccs);
+  add_all_requested_track_ids(display_properties);
+  add_all_requested_track_ids(audio_syncs);
+  add_all_requested_track_ids(cue_creations);
+  add_all_requested_track_ids2(default_track_flags);
+  add_all_requested_track_ids(languages);
+  add_all_requested_track_ids(sub_charsets);
+  add_all_requested_track_ids(all_tags);
+  add_all_requested_track_ids2(aac_is_sbr);
+  add_all_requested_track_ids(packet_delays);
+  add_all_requested_track_ids(compression_list);
+  add_all_requested_track_ids(track_names);
+  add_all_requested_track_ids(all_ext_timecodes);
+  add_all_requested_track_ids(pixel_crop_list);
 }
 
 generic_reader_c::~generic_reader_c() {
@@ -1316,9 +1343,45 @@ generic_reader_c::display_progress(bool) {
 
 void
 generic_reader_c::check_track_ids_and_packetizers() {
+  int r, a;
+  bool found;
+
+  add_available_track_ids();
   if (reader_packetizers.size() == 0)
     mxwarn(FMT_FN "No tracks will be copied from this file. This usually "
            "indicates a mistake in the command line.\n", ti->fname);
+
+  for (r = 0; r < requested_track_ids.size(); r++) {
+    found = false;
+    for (a = 0; a < available_track_ids.size(); a++)
+      if (requested_track_ids[r] == available_track_ids[a]) {
+        found = true;
+        break;
+      }
+
+    if (!found)
+      mxwarn(FMT_FN "A track with the ID %lld was requested but not found "
+             "in the file. The corresponding option will be ignored.\n",
+             ti->fname, requested_track_ids[r]);
+  }
+}
+
+void
+generic_reader_c::add_requested_track_id(int64_t id) {
+  int i;
+  bool found;
+
+  if (id == -1)
+    return;
+
+  found = false;
+  for (i = 0; i < requested_track_ids.size(); i++)
+    if (requested_track_ids[i] == id) {
+      found = true;
+      break;
+    }
+  if (!found)
+    requested_track_ids.push_back(id);
 }
 
 //

src/pr_generic.h

@@ -262,6 +262,7 @@ class generic_reader_c {
 public:
   track_info_c *ti;
   vector<packetizer_container_t> reader_packetizers;
+  vector<int64_t> requested_track_ids, available_track_ids;
   generic_reader_c *connected_to;
   int64_t max_timecode_seen;
 
@@ -287,6 +288,10 @@ public:
   virtual void set_timecode_offset(int64_t offset);
 
   virtual void check_track_ids_and_packetizers();
+  virtual void add_requested_track_id(int64_t id);
+  virtual void add_available_track_ids() {
+    available_track_ids.push_back(0);
+  }
 
 protected:
   virtual bool demuxing_requested(char type, int64_t id);