Revert 64672 - Cleanups in the video encoding decoding code. Reenable VP8....

remoting/base/encoder_zlib.cc

Index: remoting/base/encoder_zlib.cc
===================================================================
--- remoting/base/encoder_zlib.cc	(revision 64676)
+++ remoting/base/encoder_zlib.cc	(working copy)
@@ -26,7 +26,7 @@
 void EncoderZlib::Encode(scoped_refptr<CaptureData> capture_data,
                          bool key_frame,
                          DataAvailableCallback* data_available_callback) {
-  CHECK(capture_data->pixel_format() == PIXEL_FORMAT_RGB32)
+  CHECK(capture_data->pixel_format() == PixelFormatRgb32)
       << "Zlib Encoder only works with RGB32. Got "
       << capture_data->pixel_format();
   capture_data_ = capture_data;
@@ -51,22 +51,24 @@
   const int bytes_per_pixel = GetBytesPerPixel(capture_data_->pixel_format());
   const int row_size = bytes_per_pixel * rect.width();
 
-  VideoPacket* packet = new VideoPacket();
-  PrepareUpdateStart(rect, packet);
+  ChromotingHostMessage* message = new ChromotingHostMessage();
+  RectangleUpdatePacket* update = message->mutable_rectangle_update();
+  PrepareUpdateStart(rect, update);
   const uint8* in = capture_data_->data_planes().data[0] +
                     rect.y() * strides +
                     rect.x() * bytes_per_pixel;
   // TODO(hclam): Fill in the sequence number.
-  uint8* out = GetOutputBuffer(packet, packet_size_);
+  uint8* out = GetOutputBuffer(update, packet_size_);
   int filled = 0;
   int row_x = 0;
   int row_y = 0;
   bool compress_again = true;
   while (compress_again) {
     // Prepare a message for sending out.
-    if (!packet) {
-      packet = new VideoPacket();
-      out = GetOutputBuffer(packet, packet_size_);
+    if (!message) {
+      message = new ChromotingHostMessage();
+      update = message->mutable_rectangle_update();
+      out = GetOutputBuffer(update, packet_size_);
       filled = 0;
     }
 
@@ -89,14 +91,15 @@
 
     // We have reached the end of stream.
     if (!compress_again) {
-      packet->set_flags(packet->flags() | VideoPacket::LAST_PACKET);
+      update->set_flags(update->flags() | RectangleUpdatePacket::LAST_PACKET);
     }
 
     // If we have filled the message or we have reached the end of stream.
     if (filled == packet_size_ || !compress_again) {
-      packet->mutable_data()->resize(filled);
-      SubmitMessage(packet, rect_index);
-      packet = NULL;
+      message->mutable_rectangle_update()->mutable_encoded_rect()->
+          resize(filled);
+      SubmitMessage(message, rect_index);
+      message = NULL;
     }
 
     // Reached the end of input row and we're not at the last row.
@@ -109,27 +112,40 @@
 }
 
 void EncoderZlib::PrepareUpdateStart(const gfx::Rect& rect,
-                                     VideoPacket* packet) {
-  packet->set_flags(packet->flags() | VideoPacket::FIRST_PACKET);
-  VideoPacketFormat* format = packet->mutable_format();
+                                     RectangleUpdatePacket* update) {
 
+  update->set_flags(update->flags() | RectangleUpdatePacket::FIRST_PACKET);
+  RectangleFormat* format = update->mutable_format();
+
   format->set_x(rect.x());
   format->set_y(rect.y());
   format->set_width(rect.width());
   format->set_height(rect.height());
-  format->set_encoding(VideoPacketFormat::ENCODING_ZLIB);
+  format->set_encoding(EncodingZlib);
   format->set_pixel_format(capture_data_->pixel_format());
 }
 
-uint8* EncoderZlib::GetOutputBuffer(VideoPacket* packet, size_t size) {
-  packet->mutable_data()->resize(size);
+uint8* EncoderZlib::GetOutputBuffer(RectangleUpdatePacket* update,
+                                    size_t size) {
+  update->mutable_encoded_rect()->resize(size);
   // TODO(ajwong): Is there a better way to do this at all???
   return const_cast<uint8*>(reinterpret_cast<const uint8*>(
-      packet->mutable_data()->data()));
+      update->mutable_encoded_rect()->data()));
 }
 
-void EncoderZlib::SubmitMessage(VideoPacket* packet, size_t rect_index) {
-  callback_->Run(packet);
+void EncoderZlib::SubmitMessage(ChromotingHostMessage* message,
+                                size_t rect_index) {
+  EncodingState state = EncodingInProgress;
+  const RectangleUpdatePacket& update = message->rectangle_update();
+  if (rect_index == 0 &&
+      (update.flags() | RectangleUpdatePacket::FIRST_PACKET)) {
+    state |= EncodingStarting;
+  }
+  if (rect_index == capture_data_->dirty_rects().size() - 1 &&
+      (update.flags() | RectangleUpdatePacket::LAST_PACKET)) {
+    state |= EncodingEnded;
+  }
+  callback_->Run(message, state);
 }
 
 }  // namespace remoting