Add more video capture log messages to WebRTC log

content/browser/renderer_host/media/video_capture_gpu_jpeg_decoder.cc

 // Copyright 2015 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 "content/browser/renderer_host/media/video_capture_gpu_jpeg_decoder.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
 #include "content/browser/gpu/browser_gpu_channel_host_factory.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_switches.h"
 #include "media/base/media_switches.h"
 #include "media/base/video_frame.h"
 #include "media/gpu/ipc/client/gpu_jpeg_decode_accelerator_host.h"
 #include "mojo/public/cpp/system/platform_handle.h"
 
 namespace content {
 
 VideoCaptureGpuJpegDecoder::VideoCaptureGpuJpegDecoder(
-    const DecodeDoneCB& decode_done_cb)
-    : decode_done_cb_(decode_done_cb),
+    DecodeDoneCB decode_done_cb,
+    base::Callback<void(const std::string&)> send_log_message_cb)
+    : decode_done_cb_(std::move(decode_done_cb)),
+      send_log_message_cb_(std::move(send_log_message_cb)),
+      has_received_decoded_frame_(false),
       next_bitstream_buffer_id_(0),
       in_buffer_id_(media::JpegDecodeAccelerator::kInvalidBitstreamBufferId),
       decoder_status_(INIT_PENDING) {}
 
 VideoCaptureGpuJpegDecoder::~VideoCaptureGpuJpegDecoder() {
   DCHECK(CalledOnValidThread());
 
   // |decoder_| guarantees no more JpegDecodeAccelerator::Client callbacks
   // on IO thread after deletion.
   decoder_.reset();
@@ skipping 128 matching lines @@
         base::Bind(decode_done_cb_, out_buffer.id, out_buffer.frame_feedback_id,
                    base::Passed(&out_buffer.access_permission),
                    base::Passed(&out_frame_info));
   }
   decoder_->Decode(in_buffer, std::move(out_frame));
 }
 
 void VideoCaptureGpuJpegDecoder::VideoFrameReady(int32_t bitstream_buffer_id) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   TRACE_EVENT0("jpeg", "VideoCaptureGpuJpegDecoder::VideoFrameReady");
+  if (!has_received_decoded_frame_) {
+    send_log_message_cb_.Run("Received decoded frame from Gpu Jpeg decoder");
+    has_received_decoded_frame_ = true;
+  }
   base::AutoLock lock(lock_);
 
   if (!IsDecoding_Locked()) {
     LOG(ERROR) << "Got decode response while not decoding";
     return;
   }
 
   if (bitstream_buffer_id != in_buffer_id_) {
     LOG(ERROR) << "Unexpected bitstream_buffer_id " << bitstream_buffer_id
                << ", expected " << in_buffer_id_;
     return;
   }
   in_buffer_id_ = media::JpegDecodeAccelerator::kInvalidBitstreamBufferId;
 
   decode_done_closure_.Run();
   decode_done_closure_.Reset();
 
   TRACE_EVENT_ASYNC_END0("jpeg", "VideoCaptureGpuJpegDecoder decoding",
                          bitstream_buffer_id);
 }
 
 void VideoCaptureGpuJpegDecoder::NotifyError(
     int32_t bitstream_buffer_id,
     media::JpegDecodeAccelerator::Error error) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   LOG(ERROR) << "Decode error, bitstream_buffer_id=" << bitstream_buffer_id
              << ", error=" << error;
-
+  send_log_message_cb_.Run("Gpu Jpeg decoder failed");
   base::AutoLock lock(lock_);
   decode_done_closure_.Reset();
   decoder_status_ = FAILED;
 }
 
 // static
 void VideoCaptureGpuJpegDecoder::EstablishGpuChannelOnUIThread(
     const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
     base::WeakPtr<VideoCaptureGpuJpegDecoder> weak_this) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
@@ skipping 48 matching lines @@
   lock_.AssertAcquired();
   return !decode_done_closure_.is_null();
 }
 
 void VideoCaptureGpuJpegDecoder::RecordInitDecodeUMA_Locked() {
   UMA_HISTOGRAM_BOOLEAN("Media.VideoCaptureGpuJpegDecoder.InitDecodeSuccess",
                         decoder_status_ == INIT_PASSED);
 }
 
 }  // namespace content