Index: remoting/base/encoder_row_based.cc |
diff --git a/remoting/base/encoder_row_based.cc b/remoting/base/encoder_row_based.cc |
deleted file mode 100644 |
index c28c06cbe2f39d417ef2d67f330343766015ebb2..0000000000000000000000000000000000000000 |
--- a/remoting/base/encoder_row_based.cc |
+++ /dev/null |
@@ -1,177 +0,0 @@ |
-// Copyright (c) 2012 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 "remoting/base/encoder_row_based.h" |
- |
-#include "base/logging.h" |
-#include "remoting/base/capture_data.h" |
-#include "remoting/base/compressor_verbatim.h" |
-#include "remoting/base/compressor_zlib.h" |
-#include "remoting/base/util.h" |
-#include "remoting/proto/video.pb.h" |
- |
-namespace remoting { |
- |
-static const int kPacketSize = 1024 * 1024; |
- |
-EncoderRowBased* EncoderRowBased::CreateZlibEncoder() { |
- return new EncoderRowBased(new CompressorZlib(), |
- VideoPacketFormat::ENCODING_ZLIB); |
-} |
- |
-EncoderRowBased* EncoderRowBased::CreateZlibEncoder(int packet_size) { |
- return new EncoderRowBased(new CompressorZlib(), |
- VideoPacketFormat::ENCODING_ZLIB, |
- packet_size); |
-} |
- |
-EncoderRowBased* EncoderRowBased::CreateVerbatimEncoder() { |
- return new EncoderRowBased(new CompressorVerbatim(), |
- VideoPacketFormat::ENCODING_VERBATIM); |
-} |
- |
-EncoderRowBased* EncoderRowBased::CreateVerbatimEncoder(int packet_size) { |
- return new EncoderRowBased(new CompressorVerbatim(), |
- VideoPacketFormat::ENCODING_VERBATIM, |
- packet_size); |
-} |
- |
-EncoderRowBased::EncoderRowBased(Compressor* compressor, |
- VideoPacketFormat::Encoding encoding) |
- : encoding_(encoding), |
- compressor_(compressor), |
- screen_size_(SkISize::Make(0,0)), |
- packet_size_(kPacketSize) { |
-} |
- |
-EncoderRowBased::EncoderRowBased(Compressor* compressor, |
- VideoPacketFormat::Encoding encoding, |
- int packet_size) |
- : encoding_(encoding), |
- compressor_(compressor), |
- screen_size_(SkISize::Make(0,0)), |
- packet_size_(packet_size) { |
-} |
- |
-EncoderRowBased::~EncoderRowBased() {} |
- |
-void EncoderRowBased::Encode( |
- scoped_refptr<CaptureData> capture_data, |
- bool key_frame, |
- const DataAvailableCallback& data_available_callback) { |
- CHECK(capture_data->pixel_format() == media::VideoFrame::RGB32) |
- << "RowBased Encoder only works with RGB32. Got " |
- << capture_data->pixel_format(); |
- capture_data_ = capture_data; |
- callback_ = data_available_callback; |
- |
- const SkRegion& region = capture_data->dirty_region(); |
- SkRegion::Iterator iter(region); |
- while (!iter.done()) { |
- SkIRect rect = iter.rect(); |
- iter.next(); |
- EncodeRect(rect, iter.done()); |
- } |
- |
- capture_data_ = NULL; |
- callback_.Reset(); |
-} |
- |
-void EncoderRowBased::EncodeRect(const SkIRect& rect, bool last) { |
- CHECK(capture_data_->data_planes().data[0]); |
- CHECK_EQ(capture_data_->pixel_format(), media::VideoFrame::RGB32); |
- const int strides = capture_data_->data_planes().strides[0]; |
- const int bytes_per_pixel = 4; |
- const int row_size = bytes_per_pixel * rect.width(); |
- |
- compressor_->Reset(); |
- |
- scoped_ptr<VideoPacket> packet(new VideoPacket()); |
- PrepareUpdateStart(rect, packet.get()); |
- const uint8* in = capture_data_->data_planes().data[0] + |
- rect.fTop * strides + rect.fLeft * bytes_per_pixel; |
- // TODO(hclam): Fill in the sequence number. |
- uint8* out = GetOutputBuffer(packet.get(), packet_size_); |
- int filled = 0; |
- int row_pos = 0; // Position in the current row in bytes. |
- int row_y = 0; // Current row. |
- bool compress_again = true; |
- while (compress_again) { |
- // Prepare a message for sending out. |
- if (!packet.get()) { |
- packet.reset(new VideoPacket()); |
- out = GetOutputBuffer(packet.get(), packet_size_); |
- filled = 0; |
- } |
- |
- Compressor::CompressorFlush flush = Compressor::CompressorNoFlush; |
- if (row_y == rect.height() - 1) { |
- flush = Compressor::CompressorFinish; |
- } |
- |
- int consumed = 0; |
- int written = 0; |
- compress_again = compressor_->Process(in + row_pos, row_size - row_pos, |
- out + filled, packet_size_ - filled, |
- flush, &consumed, &written); |
- row_pos += consumed; |
- filled += written; |
- |
- // We have reached the end of stream. |
- if (!compress_again) { |
- packet->set_flags(packet->flags() | VideoPacket::LAST_PACKET); |
- packet->set_capture_time_ms(capture_data_->capture_time_ms()); |
- packet->set_client_sequence_number( |
- capture_data_->client_sequence_number()); |
- SkIPoint dpi(capture_data_->dpi()); |
- if (dpi.x()) |
- packet->mutable_format()->set_x_dpi(dpi.x()); |
- if (dpi.y()) |
- packet->mutable_format()->set_y_dpi(dpi.y()); |
- if (last) |
- packet->set_flags(packet->flags() | VideoPacket::LAST_PARTITION); |
- DCHECK(row_pos == row_size); |
- DCHECK(row_y == rect.height() - 1); |
- } |
- |
- // 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); |
- callback_.Run(packet.Pass()); |
- } |
- |
- // Reached the end of input row and we're not at the last row. |
- if (row_pos == row_size && row_y < rect.height() - 1) { |
- row_pos = 0; |
- in += strides; |
- ++row_y; |
- } |
- } |
-} |
- |
-void EncoderRowBased::PrepareUpdateStart(const SkIRect& rect, |
- VideoPacket* packet) { |
- packet->set_flags(packet->flags() | VideoPacket::FIRST_PACKET); |
- |
- VideoPacketFormat* format = packet->mutable_format(); |
- format->set_x(rect.fLeft); |
- format->set_y(rect.fTop); |
- format->set_width(rect.width()); |
- format->set_height(rect.height()); |
- format->set_encoding(encoding_); |
- if (capture_data_->size() != screen_size_) { |
- screen_size_ = capture_data_->size(); |
- format->set_screen_width(screen_size_.width()); |
- format->set_screen_height(screen_size_.height()); |
- } |
-} |
- |
-uint8* EncoderRowBased::GetOutputBuffer(VideoPacket* packet, size_t size) { |
- packet->mutable_data()->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())); |
-} |
- |
-} // namespace remoting |