Remove VideoDecoder::natural_size() & added VideoFrame::natural_size().

media/filters/gpu_video_decoder.cc

 // 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 "media/filters/gpu_video_decoder.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
@@ skipping 18 matching lines @@
 
 GpuVideoDecoder::SHMBuffer::~SHMBuffer() {}
 
 GpuVideoDecoder::BufferPair::BufferPair(
     SHMBuffer* s, const scoped_refptr<DecoderBuffer>& b)
     : shm_buffer(s), buffer(b) {
 }
 
 GpuVideoDecoder::BufferPair::~BufferPair() {}
 
+GpuVideoDecoder::BufferData::BufferData(
+    int32 bbid, base::TimeDelta ts, const gfx::Size& ns)
+    : bitstream_buffer_id(bbid), timestamp(ts), natural_size(ns) {
+}
+
+GpuVideoDecoder::BufferData::~BufferData() {}
+
 GpuVideoDecoder::GpuVideoDecoder(
     MessageLoop* message_loop,
     MessageLoop* vda_loop,
     const scoped_refptr<Factories>& factories)
     : gvd_loop_proxy_(message_loop->message_loop_proxy()),
       vda_loop_proxy_(vda_loop->message_loop_proxy()),
       factories_(factories),
       state_(kNormal),
       demuxer_read_in_progress_(false),
       decoder_texture_target_(0),
@@ skipping 99 matching lines @@
     status_cb.Run(DECODER_ERROR_NOT_SUPPORTED);
     return;
   }
 
   demuxer_stream_ = stream;
   statistics_cb_ = statistics_cb;
 
   if (config.codec() == kCodecH264)
     demuxer_stream_->EnableBitstreamConverter();
 
-  natural_size_ = config.natural_size();
-
   DVLOG(1) << "GpuVideoDecoder::Initialize() succeeded.";
   vda_loop_proxy_->PostTaskAndReply(
       FROM_HERE,
       base::Bind(&GpuVideoDecoder::SetVDA, this, vda),
       base::Bind(status_cb, PIPELINE_OK));
 }
 
 void GpuVideoDecoder::SetVDA(VideoDecodeAccelerator* vda) {
   DCHECK(vda_loop_proxy_->BelongsToCurrentThread());
   vda_.reset(vda);
@@ skipping 81 matching lines @@
   }
 
   size_t size = buffer->GetDataSize();
   SHMBuffer* shm_buffer = GetSHM(size);
   memcpy(shm_buffer->shm->memory(), buffer->GetData(), size);
   BitstreamBuffer bitstream_buffer(
       next_bitstream_buffer_id_++, shm_buffer->shm->handle(), size);
   bool inserted = bitstream_buffers_in_decoder_.insert(std::make_pair(
       bitstream_buffer.id(), BufferPair(shm_buffer, buffer))).second;
   DCHECK(inserted);
-  RecordBufferTimeData(bitstream_buffer, *buffer);
+  RecordBufferData(bitstream_buffer, *buffer);
 
   vda_loop_proxy_->PostTask(FROM_HERE, base::Bind(
       &VideoDecodeAccelerator::Decode, weak_vda_, bitstream_buffer));
 }
 
-void GpuVideoDecoder::RecordBufferTimeData(
+void GpuVideoDecoder::RecordBufferData(
     const BitstreamBuffer& bitstream_buffer, const Buffer& buffer) {
-  input_buffer_time_data_.push_front(BufferTimeData(
-      bitstream_buffer.id(), buffer.GetTimestamp()));
+  input_buffer_data_.push_front(BufferData(
+      bitstream_buffer.id(), buffer.GetTimestamp(),
+      demuxer_stream_->video_decoder_config().natural_size()));
   // Why this value?  Because why not.  avformat.h:MAX_REORDER_DELAY is 16, but
   // that's too small for some pathological B-frame test videos.  The cost of
   // using too-high a value is low (192 bits per extra slot).
-  static const size_t kMaxInputBufferTimeDataSize = 128;
+  static const size_t kMaxInputBufferDataSize = 128;
   // Pop from the back of the list, because that's the oldest and least likely
   // to be useful in the future data.
-  if (input_buffer_time_data_.size() > kMaxInputBufferTimeDataSize)
-    input_buffer_time_data_.pop_back();
+  if (input_buffer_data_.size() > kMaxInputBufferDataSize)
+    input_buffer_data_.pop_back();
 }
 
-base::TimeDelta GpuVideoDecoder::GetBufferTimestamp(int32 id) {
-  for (std::list<BufferTimeData>::const_iterator it =
-           input_buffer_time_data_.begin(); it != input_buffer_time_data_.end();
+void GpuVideoDecoder::GetBufferData(int32 id, base::TimeDelta* timestamp,
+                                    gfx::Size* natural_size) {
+  for (std::list<BufferData>::const_iterator it =
+           input_buffer_data_.begin(); it != input_buffer_data_.end();
        ++it) {
-    if (it->first == id)
-      return it->second;
+    if (it->bitstream_buffer_id != id)
+      continue;
+    *timestamp = it->timestamp;
+    *natural_size = it->natural_size;
+    return;
   }
   NOTREACHED() << "Missing bitstreambuffer id: " << id;
-  return kNoTimestamp();
-}
-
-const gfx::Size& GpuVideoDecoder::natural_size() {
-  return natural_size_;
 }
 
 bool GpuVideoDecoder::HasAlpha() const {
   return true;
 }
 
 void GpuVideoDecoder::PrepareForShutdownHack() {
   if (!gvd_loop_proxy_->BelongsToCurrentThread()) {
     gvd_loop_proxy_->PostTask(FROM_HERE, base::Bind(
         &GpuVideoDecoder::PrepareForShutdownHack, this));
@@ skipping 65 matching lines @@
   std::map<int32, PictureBuffer>::iterator it =
       picture_buffers_in_decoder_.find(picture.picture_buffer_id());
   if (it == picture_buffers_in_decoder_.end()) {
     NOTREACHED() << "Missing picture buffer: " << picture.picture_buffer_id();
     NotifyError(VideoDecodeAccelerator::PLATFORM_FAILURE);
     return;
   }
   const PictureBuffer& pb = it->second;
 
   // Update frame's timestamp.
-  base::TimeDelta timestamp = GetBufferTimestamp(picture.bitstream_buffer_id());
+  base::TimeDelta timestamp;
+  gfx::Size natural_size;
+  GetBufferData(picture.bitstream_buffer_id(), &timestamp, &natural_size);
   DCHECK(decoder_texture_target_);
   scoped_refptr<VideoFrame> frame(VideoFrame::WrapNativeTexture(
-      pb.texture_id(), decoder_texture_target_, pb.size().width(),
-      pb.size().height(), timestamp,
+      pb.texture_id(), decoder_texture_target_, pb.size(), natural_size,
+      timestamp,
       base::Bind(&GpuVideoDecoder::ReusePictureBuffer, this,
                  picture.picture_buffer_id())));
 
   EnqueueFrameAndTriggerFrameDelivery(frame);
 }
 
 void GpuVideoDecoder::EnqueueFrameAndTriggerFrameDelivery(
     const scoped_refptr<VideoFrame>& frame) {
   DCHECK(gvd_loop_proxy_->BelongsToCurrentThread());
 
@@ skipping 124 matching lines @@
     return;
   }
 
   if (!vda_.get())
     return;
 
   DCHECK(ready_video_frames_.empty());
 
   // This needs to happen after the Reset() on vda_ is done to ensure pictures
   // delivered during the reset can find their time data.
-  input_buffer_time_data_.clear();
+  input_buffer_data_.clear();
 
   if (!pending_reset_cb_.is_null())
     base::ResetAndReturn(&pending_reset_cb_).Run();
 
   if (!pending_read_cb_.is_null())
     EnqueueFrameAndTriggerFrameDelivery(VideoFrame::CreateEmptyFrame());
 }
 
 void GpuVideoDecoder::NotifyError(media::VideoDecodeAccelerator::Error error) {
   if (!gvd_loop_proxy_->BelongsToCurrentThread()) {
     gvd_loop_proxy_->PostTask(FROM_HERE, base::Bind(
         &GpuVideoDecoder::NotifyError, this, error));
     return;
   }
   if (!vda_.get())
     return;
   vda_loop_proxy_->DeleteSoon(FROM_HERE, vda_.release());
   DLOG(ERROR) << "VDA Error: " << error;
 
   error_occured_ = true;
 
   if (!pending_read_cb_.is_null()) {
     base::ResetAndReturn(&pending_read_cb_).Run(kDecodeError, NULL);
     return;
   }
 }
 
 }  // namespace media