Motown: Remove LPCM optimizations, fix prepare, add flush, add ActiveMultistreamSink model/stage

services/media/framework/formatting.cc

 // Copyright 2016 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 <iostream>
 
 #include "services/media/framework/formatting.h"
 
 namespace mojo {
 namespace media {
@@ skipping 47 matching lines @@
 
   os << "&" << std::hex << uint64_t(value.get()) << std::dec;
   os << "/pts:" << value->presentation_time();
   os << "/dur:" << value->duration();
   os << "/eos:" << (value->end_of_stream() ? "t" : "f");
   os << "/size:" << value->size();
   os << "/payload:" << std::hex << uint64_t(value->payload()) << std::dec;
   return os;
 }
 
-std::ostream& operator<<(std::ostream& os, const StreamTypePtr& value) {
+std::ostream& operator<<(
+    std::ostream& os,
+    const std::unique_ptr<StreamType>& value) {
   if (!value) {
     return os << "<nullptr>" << std::endl;
   } else {
     os << std::endl;
   }
 
   os << indent;
   os << begl << "Scheme scheme(): " << value->scheme() << std::endl;
   switch (value->scheme()) {
     case StreamType::Scheme::kMultiplexed:
-      os << begl << "StreamTypePtr multiplex_type: "
+      os << begl << "std::unique_ptr<StreamType> multiplex_type: "
           << value->multiplexed()->multiplex_type();
-      os << begl << "StreamTypesPtr substream_types: "
+      os << begl << "std::unique_ptr<std::vector<std::unique_ptr<StreamType>>>"
+          << " substream_types: "
           << value->multiplexed()->substream_types();
       break;
     case StreamType::Scheme::kLpcm:
       os << begl << "SampleFormat sample_format: "
           << value->lpcm()->sample_format() << std::endl;
       os << begl << "uint32_t channels: "
           << value->lpcm()->channels() << std::endl;
       os << begl << "uint32_t frames_per_second: "
           << value->lpcm()->frames_per_second() << std::endl;
       break;
     case StreamType::Scheme::kCompressedAudio:
       os << begl << "AudioEncoding encoding: "
           << value->compressed_audio()->encoding() << std::endl;
       os << begl << "SampleFormat sample_format: "
           << value->compressed_audio()->sample_format() << std::endl;
       os << begl << "uint32_t channels: "
           << value->compressed_audio()->channels() << std::endl;
       os << begl << "uint32_t frames_per_second: "
           << value->compressed_audio()->frames_per_second() << std::endl;
-      os << begl << "BytesPtr encoding_details: "
+      os << begl << "std::unique_ptr<Bytes> encoding_details: "
           << value->compressed_audio()->encoding_details() << std::endl;
       break;
     case StreamType::Scheme::kVideo:
       os << begl << "VideoEncoding encoding: "
           << value->video()->encoding() << std::endl;
       os << begl << "VideoProfile profile: "
           << value->video()->profile() << std::endl;
       os << begl << "PixelFormat pixel_format: "
           << value->video()->pixel_format() << std::endl;
       os << begl << "ColorSpace color_space: "
           << value->video()->color_space() << std::endl;
       os << begl << "uint32_t width: "
           << value->video()->width() << std::endl;
       os << begl << "uint32_t height: "
           << value->video()->height() << std::endl;
       os << begl << "uint32_t coded_width: "
           << value->video()->coded_width() << std::endl;
       os << begl << "uint32_t coded_height: "
           << value->video()->coded_height() << std::endl;
-      os << begl << "BytesPtr encoding_details: "
+      os << begl << "std::unique_ptr<Bytes> encoding_details: "
           << value->video()->encoding_details() << std::endl;
       break;
     default:
       break;
   }
 
   return os << outdent;
 }
 
-std::ostream& operator<<(std::ostream& os, const StreamTypeSetPtr& value) {
+std::ostream& operator<<(
+    std::ostream& os,
+    const std::unique_ptr<StreamTypeSet>& value) {
   if (!value) {
     return os << "<nullptr>" << std::endl;
   } else {
     os << std::endl;
   }
 
   os << indent;
   os << begl << "Scheme scheme(): " << value->scheme() << std::endl;
   switch (value->scheme()) {
     case StreamType::Scheme::kMultiplexed:
-      os << begl << "StreamTypeSetPtr multiplex_type_set: "
+      os << begl << "std::unique_ptr<StreamTypeSet> multiplex_type_set: "
           << value->multiplexed()->multiplex_type_set();
-      os << begl << "StreamTypeSetsPtr substream_type_sets: "
+      os << begl << "std::unique_ptr<std::vector<std::unique_ptr<"
+          << "StreamTypeSet>>> substream_type_sets: "
           << value->multiplexed()->substream_type_sets();
       break;
     case StreamType::Scheme::kLpcm:
       os << begl << "SampleFormat sample_format: "
           << value->lpcm()->sample_format() << std::endl;
       os << begl << "Range<uint32_t> channels: "
           << value->lpcm()->channels() << std::endl;
       os << begl << "Range<uint32_t> frames_per_second: "
           << value->lpcm()->frames_per_second() << std::endl;
       break;
@@ skipping 15 matching lines @@
       os << begl << "Range<uint32_t> height: "
           << value->video()->height() << std::endl;
       break;
     default:
       break;
   }
 
   return os << outdent;
 }
 
-std::ostream& operator<<(std::ostream& os, const StreamTypesPtr& value) {
+std::ostream& operator<<(
+    std::ostream& os,
+    const std::unique_ptr<std::vector<std::unique_ptr<StreamType>>>& value) {
   if (!value) {
     return os << "<nullptr>" << std::endl;
   } else if (value->size() == 0) {
     return os << "<empty>" << std::endl;
   } else {
     os << std::endl;
   }
 
   int index = 0;
-  for (const StreamTypePtr& element : *value) {
+  for (const std::unique_ptr<StreamType>& element : *value) {
     os << "[" << index++ << "]: " << element;
   }
 
   return os;
 }
 
-std::ostream& operator<<(std::ostream& os, const StreamTypeSetsPtr& value) {
+std::ostream& operator<<(
+    std::ostream& os,
+    const std::unique_ptr<std::vector<std::unique_ptr<StreamTypeSet>>>& value) {
   if (!value) {
     return os << "<nullptr>" << std::endl;
   } else if (value->size() == 0) {
     return os << "<empty>" << std::endl;
   } else {
     os << std::endl;
   }
 
   int index = 0;
-  for (const StreamTypeSetPtr& element : *value) {
+  for (const std::unique_ptr<StreamTypeSet>& element : *value) {
     os << "[" << index++ << "]: " << element;
   }
 
   return os;
 }
 
 std::ostream& operator<<(std::ostream& os, StreamType::Scheme value) {
   switch (value) {
     case StreamType::Scheme::kUnknown:
       return os << "kUnknown";
@@ skipping 154 matching lines @@
     case VideoStreamType::ColorSpace::kJpeg:
       return os << "kJpeg";
     case VideoStreamType::ColorSpace::kHdRec709:
       return os << "kHdRec709";
     case VideoStreamType::ColorSpace::kSdRec601:
       return os << "kSdRec601";
   }
   return os;
 }
 
-std::ostream& operator<<(std::ostream& os, const BytesPtr& value) {
+std::ostream& operator<<(
+    std::ostream& os,
+    const std::unique_ptr<Bytes>& value) {
   if (value == nullptr) {
     return os << "<nullptr>";
   } else {
     return os << value->size() << " bytes";
   }
 }
 
 std::ostream& operator<<(std::ostream& os, Range<bool> value) {
   if (value.min) {
     return os << "true";
   } else if (value.max) {
     return os << "false..true";
   }  else {
     return os << "false";
   }
 }
 
 } // namespace media
 } // namespace mojo