Implemented passing media track info from ffmpeg into blink

media/filters/chunk_demuxer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/chunk_demuxer.h"
 
 #include <algorithm>
 #include <limits>
 #include <list>
 #include <utility>
@@ skipping 531 matching lines @@
   }
 
   source_state->Init(
       base::Bind(&ChunkDemuxer::OnSourceInitDone, base::Unretained(this)),
       has_audio, has_video, encrypted_media_init_data_cb_, new_text_track_cb);
 
   source_state_map_[id] = source_state.release();
   return kOk;
 }
 
+void ChunkDemuxer::SetTracksWatcher(
+    const std::string& id,
+    const MediaTracksUpdatedCB& tracks_updated_cb) {
+  base::AutoLock auto_lock(lock_);
+  CHECK(IsValidId(id));
+  source_state_map_[id]->SetTracksWatcher(tracks_updated_cb);
+}
+
 void ChunkDemuxer::RemoveId(const std::string& id) {
   base::AutoLock auto_lock(lock_);
   CHECK(IsValidId(id));
 
   delete source_state_map_[id];
   source_state_map_.erase(id);
 
   if (source_id_audio_ == id)
     source_id_audio_.clear();
 
@@ skipping 27 matching lines @@
 
   DCHECK(!id.empty());
   MediaSourceStateMap::const_iterator itr = source_state_map_.find(id);
   if (itr == source_state_map_.end()) {
     LOG(WARNING) << __FUNCTION__ << " stream " << id << " not found";
     return false;
   }
   return itr->second->EvictCodedFrames(media_time_dts, newDataSize);
 }
 
-void ChunkDemuxer::AppendData(
-    const std::string& id,
-    const uint8_t* data,
-    size_t length,
-    TimeDelta append_window_start,
-    TimeDelta append_window_end,
-    TimeDelta* timestamp_offset,
-    const MediaSourceState::InitSegmentReceivedCB& init_segment_received_cb) {
+void ChunkDemuxer::AppendData(const std::string& id,
+                              const uint8_t* data,
+                              size_t length,
+                              TimeDelta append_window_start,
+                              TimeDelta append_window_end,
+                              TimeDelta* timestamp_offset) {
   DVLOG(1) << "AppendData(" << id << ", " << length << ")";
 
   DCHECK(!id.empty());
   DCHECK(timestamp_offset);
-  DCHECK(!init_segment_received_cb.is_null());
 
   Ranges<TimeDelta> ranges;
 
   {
     base::AutoLock auto_lock(lock_);
     DCHECK_NE(state_, ENDED);
 
     // Capture if any of the SourceBuffers are waiting for data before we start
     // parsing.
     bool old_waiting_for_data = IsSeekWaitingForData_Locked();
 
     if (length == 0u)
       return;
 
     DCHECK(data);
 
     switch (state_) {
       case INITIALIZING:
       case INITIALIZED:
         DCHECK(IsValidId(id));
-        if (!source_state_map_[id]->Append(data, length,
-                                           append_window_start,
+        if (!source_state_map_[id]->Append(data, length, append_window_start,
                                            append_window_end,
-                                           timestamp_offset,
-                                           init_segment_received_cb)) {
+                                           timestamp_offset)) {
           ReportError_Locked(PIPELINE_ERROR_DECODE);
           return;
         }
         break;
 
       case PARSE_ERROR:
         DVLOG(1) << "AppendData(): Ignoring data after a parse error.";
         return;
 
       case WAITING_FOR_INIT:
@@ skipping 463 matching lines @@
 }
 
 void ChunkDemuxer::ShutdownAllStreams() {
   for (MediaSourceStateMap::iterator itr = source_state_map_.begin();
        itr != source_state_map_.end(); ++itr) {
     itr->second->Shutdown();
   }
 }
 
 }  // namespace media