Implement reading of media track info from WebM and MP4 containers

media/formats/webm/webm_stream_parser.h

 // Copyright 2014 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.
 
 #ifndef MEDIA_FORMATS_WEBM_WEBM_STREAM_PARSER_H_
 #define MEDIA_FORMATS_WEBM_WEBM_STREAM_PARSER_H_
 
 #include <stdint.h>
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/byte_queue.h"
+#include "media/base/media_export.h"
 #include "media/base/stream_parser.h"
 #include "media/base/video_decoder_config.h"
 
 namespace media {
 
 class WebMClusterParser;
 
-class WebMStreamParser : public StreamParser {
+class MEDIA_EXPORT WebMStreamParser : public StreamParser {
  public:
   WebMStreamParser();
   ~WebMStreamParser() override;
 
   // StreamParser implementation.
   void Init(const InitCB& init_cb,
             const NewConfigCB& config_cb,
             const NewBuffersCB& new_buffers_cb,
             bool ignore_text_tracks,
             const EncryptedMediaInitDataCB& encrypted_media_init_data_cb,
@@ skipping 50 matching lines @@
 
   scoped_ptr<WebMClusterParser> cluster_parser_;
   ByteQueue byte_queue_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMStreamParser);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FORMATS_WEBM_WEBM_STREAM_PARSER_H_