Cast: Refactoring Cast API's

media/cast/cast_defines.h

 // Copyright 2013 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_CAST_CAST_DEFINES_H_
 #define MEDIA_CAST_CAST_DEFINES_H_
 
 #include <map>
 #include <set>
 
@@ skipping 11 matching lines @@
 const int64 kSkippedFramesCheckPeriodkMs = 10000;
 const uint32 kStartFrameId = GG_UINT32_C(0xffffffff);
 
 // Number of skipped frames threshold in fps (as configured) per period above.
 const int kSkippedFramesThreshold = 3;
 const size_t kMaxIpPacketSize = 1500;
 const int kStartRttMs = 20;
 const int64 kCastMessageUpdateIntervalMs = 33;
 const int64 kNackRepeatIntervalMs = 30;
 
+enum CastInitializationStatus {
+  STATUS_AUDIO_UNINITIALIZED,
+  STATUS_VIDEO_UNINITIALIZED,
+  STATUS_AUDIO_INITIALIZED,
+  STATUS_VIDEO_INITIALIZED,
+  STATUS_INVALID_CAST_ENVIRONMENT,
+  STATUS_INVALID_CRYPTO_CONFIGURATION,
+  STATUS_UNSUPPORTED_AUDIO_CODEC,
+  STATUS_INVALID_AUDIO_CONFIGURATION,
+  STATUS_INVALID_VIDEO_CONFIGURATION,
+  STATUS_GPU_ACCELERATION_NOT_SUPPORTED,
+  STATUS_GPU_ACCELERATION_ERROR,
+};
+
 enum DefaultSettings {
   kDefaultAudioEncoderBitrate = 0,  // This means "auto," and may mean VBR.
   kDefaultAudioSamplingRate = 48000,
   kDefaultMaxQp = 56,
   kDefaultMinQp = 4,
   kDefaultMaxFrameRate = 30,
   kDefaultNumberOfVideoBuffers = 1,
   kDefaultRtcpIntervalMs = 500,
   kDefaultRtpHistoryMs = 1000,
   kDefaultRtpMaxDelayMs = 100,
@@ skipping 113 matching lines @@
   base::TimeTicks zero_time;
   base::TimeDelta recorded_delta = time_ticks - zero_time;
   // Timestamp is in 90 KHz for video.
   return static_cast<uint32>(recorded_delta.InMilliseconds() * 90);
 }
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_CAST_DEFINES_H_