From b5cce096e05e79ee7e47016a8be84b249daad047 Mon Sep 17 00:00:00 2001
From: Rintaro Kuroiwa <rkuroiwa@google.com>
Date: Thu, 17 Oct 2013 14:10:38 -0700
Subject: [PATCH] media_info.proto protobuf for MpdBuilder

TEST=compiles

Change-Id: I4a67013f7770f8ce41426be527919cd969894d50
---
 mpd/base/media_info.proto | 71 +++++++++++++++++++++++++++++++++++++++
 mpd/mpd.gyp               | 19 +++++++++++
 2 files changed, 90 insertions(+)
 create mode 100644 mpd/base/media_info.proto
 create mode 100644 mpd/mpd.gyp

diff --git a/mpd/base/media_info.proto b/mpd/base/media_info.proto
new file mode 100644
index 0000000000..241941b0ec
--- /dev/null
+++ b/mpd/base/media_info.proto
@@ -0,0 +1,71 @@
+// This file defines the protocol between Muxer and classes for generating MPD
+// files.
+
+syntax = "proto2";
+
+option optimize_for = LITE_RUNTIME;
+
+package dash_packager;
+
+message Range {
+  optional uint64 begin = 1;
+  optional uint64 end = 2;
+}
+
+message MediaInfo {
+  message VideoInfo {
+    optional string codec = 1;
+    optional uint32 width = 2;
+    optional uint32 height = 3;
+
+    // Relative to |time_scale|. IOW |time_scale| / |frame_duration| is the
+    // framerate.
+    optional uint64 frame_duration = 4;
+
+    optional bytes decoder_config = 5;
+  }
+
+  message AudioInfo {
+    optional string codec = 1;
+    optional uint32 sampling_frequency = 2;
+    optional uint32 num_channels = 3;
+    optional string language = 4;
+    optional bytes decoder_config = 5;
+  }
+
+  message TextInfo {
+    optional string format = 1;
+    optional string language = 2;
+  }
+
+  message ContentProtection {
+    optional bytes key_id = 1;
+    optional bytes pssh = 2;
+  }
+
+  optional uint32 bandwidth = 1;
+  optional uint32 time_scale = 2;
+  repeated VideoInfo video_info = 3;
+  repeated AudioInfo audio_info = 4;
+  repeated TextInfo text_info = 5;
+  repeated ContentProtection content_protections = 6;
+
+  // VOD only.
+  optional Range init_range = 7;
+  optional Range index_range = 8;
+  optional string media_file_name = 9;
+
+  // This value is relative to |time_scale|.
+  optional uint64 media_duration = 10;
+  // END VOD only.
+
+  // LIVE only.
+  optional string init_segment_name = 11;
+  optional string segment_template = 12;
+
+  // This value is the user input “segment duration”.
+  // This value is not necessarily the same as the value passed to
+  // MpdNotifier::NotifyNewSegment().
+  optional uint64 segment_duration = 13;
+  // END LIVE only.
+}
diff --git a/mpd/mpd.gyp b/mpd/mpd.gyp
new file mode 100644
index 0000000000..e5d2cff6e1
--- /dev/null
+++ b/mpd/mpd.gyp
@@ -0,0 +1,19 @@
+# GYP file for any MPD generation targets.
+
+{
+  'targets': [
+    {
+      'target_name': 'media_info_proto',
+
+      'type': 'static_library',
+      'sources': [
+        'base/media_info.proto',
+      ],
+      'variables': {
+        'proto_in_dir': 'base',
+        'proto_out_dir': 'mpd/base',
+      },
+      'includes': ['../build/protoc.gypi'],
+    },
+  ],
+}