Migrate content/common/gpu/media code to media/gpu

media/gpu/v4l2_jpeg_decode_accelerator.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 <errno.h>
 #include <linux/videodev2.h>
 #include <string.h>
 #include <sys/mman.h>
 
 #include "base/big_endian.h"
 #include "base/bind.h"
 #include "base/thread_task_runner_handle.h"
-#include "content/common/gpu/media/v4l2_jpeg_decode_accelerator.h"
 #include "media/filters/jpeg_parser.h"
+#include "media/gpu/v4l2_jpeg_decode_accelerator.h"
 #include "third_party/libyuv/include/libyuv.h"
 
 #define IOCTL_OR_ERROR_RETURN_VALUE(type, arg, value, type_name)      \
   do {                                                                \
     if (device_->Ioctl(type, arg) != 0) {                             \
       PLOG(ERROR) << __func__ << "(): ioctl() failed: " << type_name; \
       PostNotifyError(kInvalidBitstreamBufferId, PLATFORM_FAILURE);   \
       return value;                                                   \
     }                                                                 \
   } while (0)
@@ skipping 27 matching lines @@
   do {                                                                     \
     uint16_t _out;                                                         \
     if (!reader.ReadU16(&_out)) {                                          \
       DVLOG(1)                                                             \
           << "Error in stream: unexpected EOS while trying to read " #out; \
       return false;                                                        \
     }                                                                      \
     *(out) = _out;                                                         \
   } while (0)
 
-namespace content {
+namespace media {
 
 // This is default huffman segment for 8-bit precision luminance and
 // chrominance. The default huffman segment is constructed with the tables from
 // JPEG standard section K.3. Actually there are no default tables. They are
 // typical tables. These tables are useful for many applications. Lots of
 // softwares use them as standard tables such as ffmpeg.
 const uint8_t kDefaultDhtSeg[] = {
-  0xFF, 0xC4, 0x01, 0xA2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01,
-  0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02,
-  0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x01, 0x00, 0x03,
-  0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
-  0x0A, 0x0B, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03, 0x02, 0x04, 0x03, 0x05,
-  0x05, 0x04, 0x04, 0x00, 0x00, 0x01, 0x7D, 0x01, 0x02, 0x03, 0x00, 0x04,
-  0x11, 0x05, 0x12, 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22,
-  0x71, 0x14, 0x32, 0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15,
-  0x52, 0xD1, 0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17,
-  0x18, 0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36,
-  0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A,
-  0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66,
-  0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A,
-  0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95,
-  0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8,
-  0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2,
-  0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5,
-  0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
-  0xE8, 0xE9, 0xEA, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9,
-  0xFA, 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05,
-  0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, 0x04,
-  0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22,
-  0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09, 0x23, 0x33,
-  0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24, 0x34, 0xE1, 0x25,
-  0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x35, 0x36,
-  0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A,
-  0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66,
-  0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A,
-  0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94,
-  0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7,
-  0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA,
-  0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4,
-  0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
-  0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA
-};
+    0xFF, 0xC4, 0x01, 0xA2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01,
+    0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02,
+    0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x01, 0x00, 0x03,
+    0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
+    0x0A, 0x0B, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03, 0x02, 0x04, 0x03, 0x05,
+    0x05, 0x04, 0x04, 0x00, 0x00, 0x01, 0x7D, 0x01, 0x02, 0x03, 0x00, 0x04,
+    0x11, 0x05, 0x12, 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22,
+    0x71, 0x14, 0x32, 0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15,
+    0x52, 0xD1, 0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17,
+    0x18, 0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36,
+    0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A,
+    0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66,
+    0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A,
+    0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95,
+    0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8,
+    0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2,
+    0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5,
+    0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
+    0xE8, 0xE9, 0xEA, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9,
+    0xFA, 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05,
+    0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, 0x04,
+    0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22,
+    0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09, 0x23, 0x33,
+    0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24, 0x34, 0xE1, 0x25,
+    0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x35, 0x36,
+    0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A,
+    0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66,
+    0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A,
+    0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94,
+    0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7,
+    0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA,
+    0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4,
+    0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
+    0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA};
 
 V4L2JpegDecodeAccelerator::BufferRecord::BufferRecord()
-    : address(nullptr), length(0), at_device(false) {
-}
+    : address(nullptr), length(0), at_device(false) {}
 
-V4L2JpegDecodeAccelerator::BufferRecord::~BufferRecord() {
-}
+V4L2JpegDecodeAccelerator::BufferRecord::~BufferRecord() {}
 
 V4L2JpegDecodeAccelerator::JobRecord::JobRecord(
     const media::BitstreamBuffer& bitstream_buffer,
     scoped_refptr<media::VideoFrame> video_frame)
     : bitstream_buffer_id(bitstream_buffer.id()),
       shm(bitstream_buffer, true),
       out_frame(video_frame) {}
 
-V4L2JpegDecodeAccelerator::JobRecord::~JobRecord() {
-}
+V4L2JpegDecodeAccelerator::JobRecord::~JobRecord() {}
 
 V4L2JpegDecodeAccelerator::V4L2JpegDecodeAccelerator(
     const scoped_refptr<V4L2Device>& device,
     const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner)
     : output_buffer_pixelformat_(0),
       child_task_runner_(base::ThreadTaskRunnerHandle::Get()),
       io_task_runner_(io_task_runner),
       client_(nullptr),
       device_(device),
       decoder_thread_("V4L2JpegDecodeThread"),
@@ skipping 37 matching lines @@
 }
 
 void V4L2JpegDecodeAccelerator::NotifyError(int32_t bitstream_buffer_id,
                                             Error error) {
   DCHECK(child_task_runner_->BelongsToCurrentThread());
   LOG(ERROR) << "Notifying of error " << error << " for buffer id "
              << bitstream_buffer_id;
   client_->NotifyError(bitstream_buffer_id, error);
 }
 
-void V4L2JpegDecodeAccelerator::PostNotifyError(
-    int32_t bitstream_buffer_id,
-    Error error) {
+void V4L2JpegDecodeAccelerator::PostNotifyError(int32_t bitstream_buffer_id,
+                                                Error error) {
   child_task_runner_->PostTask(
-      FROM_HERE,
-      base::Bind(&V4L2JpegDecodeAccelerator::NotifyError, weak_ptr_,
-                 bitstream_buffer_id, error));
+      FROM_HERE, base::Bind(&V4L2JpegDecodeAccelerator::NotifyError, weak_ptr_,
+                            bitstream_buffer_id, error));
 }
 
 bool V4L2JpegDecodeAccelerator::Initialize(Client* client) {
   DCHECK(child_task_runner_->BelongsToCurrentThread());
 
   // Capabilities check.
   struct v4l2_capability caps;
   const __u32 kCapsRequired = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M;
   memset(&caps, 0, sizeof(caps));
   if (device_->Ioctl(VIDIOC_QUERYCAP, &caps) != 0) {
@@ skipping 320 matching lines @@
 }
 
 bool V4L2JpegDecodeAccelerator::DequeueSourceChangeEvent() {
   DCHECK(decoder_task_runner_->BelongsToCurrentThread());
 
   struct v4l2_event ev;
   memset(&ev, 0, sizeof(ev));
 
   if (device_->Ioctl(VIDIOC_DQEVENT, &ev) == 0) {
     if (ev.type == V4L2_EVENT_SOURCE_CHANGE) {
-      DVLOG(3) << __func__ << ": got source change event: "
-               << ev.u.src_change.changes;
+      DVLOG(3) << __func__
+               << ": got source change event: " << ev.u.src_change.changes;
       if (ev.u.src_change.changes &
           (V4L2_EVENT_SRC_CH_RESOLUTION | V4L2_EVENT_SRC_CH_PIXELFORMAT)) {
         return true;
       }
       LOG(ERROR) << __func__ << ": unexpected source change event.";
     } else {
       LOG(ERROR) << __func__ << ": got an event (" << ev.type
                  << ") we haven't subscribed to.";
     }
   } else {
     LOG(ERROR) << __func__ << ": dequeue event failed.";
   }
   PostNotifyError(kInvalidBitstreamBufferId, PLATFORM_FAILURE);
   return false;
 }
 
 void V4L2JpegDecodeAccelerator::ServiceDeviceTask(bool event_pending) {
   DCHECK(decoder_task_runner_->BelongsToCurrentThread());
   // If DestroyTask() shuts |device_poll_thread_| down, we should early-out.
   if (!device_poll_thread_.IsRunning())
     return;
 
   if (!running_jobs_.empty())
     Dequeue();
 
   if (ShouldRecreateInputBuffers() && !RecreateInputBuffers())
     return;
 
   if (event_pending) {
-    if (!DequeueSourceChangeEvent()) return;
-    if (!RecreateOutputBuffers()) return;
+    if (!DequeueSourceChangeEvent())
+      return;
+    if (!RecreateOutputBuffers())
+      return;
   }
 
   EnqueueInput();
   EnqueueOutput();
 
   if (!running_jobs_.empty()) {
     device_poll_task_runner_->PostTask(
         FROM_HERE, base::Bind(&V4L2JpegDecodeAccelerator::DevicePollTask,
                               base::Unretained(this)));
   }
 
-  DVLOG(2) << __func__ << ": buffer counts: INPUT["
-           << input_jobs_.size() << "] => DEVICE["
-           << free_input_buffers_.size() << "/"
-           << input_buffer_map_.size() << "->"
-           << free_output_buffers_.size() << "/"
-           << output_buffer_map_.size() << "]";
+  DVLOG(2) << __func__ << ": buffer counts: INPUT[" << input_jobs_.size()
+           << "] => DEVICE[" << free_input_buffers_.size() << "/"
+           << input_buffer_map_.size() << "->" << free_output_buffers_.size()
+           << "/" << output_buffer_map_.size() << "]";
 }
 
 void V4L2JpegDecodeAccelerator::EnqueueInput() {
   DCHECK(decoder_task_runner_->BelongsToCurrentThread());
   while (!input_jobs_.empty() && !free_input_buffers_.empty()) {
     // If input buffers are required to re-create, do not enqueue input record
     // until all pending frames are handled by device.
     if (ShouldRecreateInputBuffers())
       break;
     if (!EnqueueInputRecord())
       return;
   }
   // Check here because we cannot STREAMON before QBUF in earlier kernel.
   // (kernel version < 3.14)
   if (!input_streamon_ && InputBufferQueuedCount()) {
     __u32 type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
     IOCTL_OR_ERROR_RETURN(VIDIOC_STREAMON, &type);
     input_streamon_ = true;
   }
 }
 
 void V4L2JpegDecodeAccelerator::EnqueueOutput() {
   DCHECK(decoder_task_runner_->BelongsToCurrentThread());
   // Output record can be enqueued because the output coded sizes of the frames
   // currently in the pipeline are all the same.
   while (running_jobs_.size() > OutputBufferQueuedCount() &&
-      !free_output_buffers_.empty()) {
+         !free_output_buffers_.empty()) {
     if (!EnqueueOutputRecord())
       return;
   }
   // Check here because we cannot STREAMON before QBUF in earlier kernel.
   // (kernel version < 3.14)
   if (!output_streamon_ && OutputBufferQueuedCount()) {
     __u32 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
     IOCTL_OR_ERROR_RETURN(VIDIOC_STREAMON, &type);
     output_streamon_ = true;
   }
 }
 
 static bool CopyOutputImage(const uint32_t src_pixelformat,
                             const void* src_addr,
                             const gfx::Size& src_coded_size,
                             const scoped_refptr<media::VideoFrame>& dst_frame) {
   media::VideoPixelFormat format =
       V4L2Device::V4L2PixFmtToVideoPixelFormat(src_pixelformat);
   size_t src_size = media::VideoFrame::AllocationSize(format, src_coded_size);
   uint8_t* dst_y = dst_frame->data(media::VideoFrame::kYPlane);
   uint8_t* dst_u = dst_frame->data(media::VideoFrame::kUPlane);
   uint8_t* dst_v = dst_frame->data(media::VideoFrame::kVPlane);
   size_t dst_y_stride = dst_frame->stride(media::VideoFrame::kYPlane);
   size_t dst_u_stride = dst_frame->stride(media::VideoFrame::kUPlane);
   size_t dst_v_stride = dst_frame->stride(media::VideoFrame::kVPlane);
 
   // If the source format is I420, ConvertToI420 will simply copy the frame.
-  if (libyuv::ConvertToI420(static_cast<uint8_t*>(const_cast<void*>(src_addr)),
-                            src_size,
-                            dst_y, dst_y_stride,
-                            dst_u, dst_u_stride,
-                            dst_v, dst_v_stride,
-                            0, 0,
-                            src_coded_size.width(),
-                            src_coded_size.height(),
-                            dst_frame->coded_size().width(),
-                            dst_frame->coded_size().height(),
-                            libyuv::kRotate0,
-                            src_pixelformat)) {
+  if (libyuv::ConvertToI420(
+          static_cast<uint8_t*>(const_cast<void*>(src_addr)), src_size, dst_y,
+          dst_y_stride, dst_u, dst_u_stride, dst_v, dst_v_stride, 0, 0,
+          src_coded_size.width(), src_coded_size.height(),
+          dst_frame->coded_size().width(), dst_frame->coded_size().height(),
+          libyuv::kRotate0, src_pixelformat)) {
     LOG(ERROR) << "ConvertToI420 failed. Source format: " << src_pixelformat;
     return false;
   }
   return true;
 }
 
 void V4L2JpegDecodeAccelerator::Dequeue() {
   DCHECK(decoder_task_runner_->BelongsToCurrentThread());
 
   // Dequeue completed input (VIDEO_OUTPUT) buffers,
@@ skipping 236 matching lines @@
 
   device_poll_thread_.Stop();
 
   // Clear the interrupt now, to be sure.
   if (!device_->ClearDevicePollInterrupt())
     return false;
 
   return true;
 }
 
-}  // namespace content
+}  // namespace media