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

media/gpu/generic_v4l2_device.cc

 // Copyright 2014 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 <fcntl.h>
 #include <libdrm/drm_fourcc.h>
 #include <linux/videodev2.h>
 #include <poll.h>
 #include <string.h>
 #include <sys/eventfd.h>
 #include <sys/ioctl.h>
 #include <sys/mman.h>
 
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
-#include "content/common/gpu/media/generic_v4l2_device.h"
+#include "media/gpu/generic_v4l2_device.h"
 #include "ui/gl/egl_util.h"
 #include "ui/gl/gl_bindings.h"
 
 #if defined(USE_LIBV4L2)
 // Auto-generated for dlopen libv4l2 libraries
-#include "content/common/gpu/media/v4l2_stubs.h"
+#include "media/gpu/v4l2_stubs.h"
 #include "third_party/v4l-utils/lib/include/libv4l2.h"
 
-using content_common_gpu_media::kModuleV4l2;
-using content_common_gpu_media::InitializeStubs;
-using content_common_gpu_media::StubPathMap;
+using media_gpu::kModuleV4l2;
+using media_gpu::InitializeStubs;
+using media_gpu::StubPathMap;
 
 static const base::FilePath::CharType kV4l2Lib[] =
     FILE_PATH_LITERAL("/usr/lib/libv4l2.so");
 #endif
 
-namespace content {
+namespace media {
 
 namespace {
 const char kDecoderDevice[] = "/dev/video-dec";
 const char kEncoderDevice[] = "/dev/video-enc";
 const char kImageProcessorDevice[] = "/dev/image-proc0";
 const char kJpegDecoderDevice[] = "/dev/jpeg-dec";
 }
 
 GenericV4L2Device::GenericV4L2Device(Type type)
-    : V4L2Device(type),
-      use_libv4l2_(false) {
-}
+    : V4L2Device(type), use_libv4l2_(false) {}
 
 GenericV4L2Device::~GenericV4L2Device() {
 #if defined(USE_LIBV4L2)
   if (use_libv4l2_ && device_fd_.is_valid())
     v4l2_close(device_fd_.release());
 #endif
 }
 
 int GenericV4L2Device::Ioctl(int request, void* arg) {
 #if defined(USE_LIBV4L2)
@@ skipping 22 matching lines @@
 
   if (HANDLE_EINTR(poll(pollfds, nfds, -1)) == -1) {
     DPLOG(ERROR) << "poll() failed";
     return false;
   }
   *event_pending = (pollfd != -1 && pollfds[pollfd].revents & POLLPRI);
   return true;
 }
 
 void* GenericV4L2Device::Mmap(void* addr,
-                             unsigned int len,
-                             int prot,
-                             int flags,
-                             unsigned int offset) {
+                              unsigned int len,
+                              int prot,
+                              int flags,
+                              unsigned int offset) {
   return mmap(addr, len, prot, flags, device_fd_.get(), offset);
 }
 
 void GenericV4L2Device::Munmap(void* addr, unsigned int len) {
   munmap(addr, len);
 }
 
 bool GenericV4L2Device::SetDevicePollInterrupt() {
   DVLOG(3) << "SetDevicePollInterrupt()";
 
@@ skipping 97 matching lines @@
 bool GenericV4L2Device::CanCreateEGLImageFrom(uint32_t v4l2_pixfmt) {
   static uint32_t kEGLImageDrmFmtsSupported[] = {
     DRM_FORMAT_ARGB8888,
 #if defined(ARCH_CPU_ARMEL)
     DRM_FORMAT_NV12,
     DRM_FORMAT_MT21,
 #endif
   };
 
   return std::find(
-      kEGLImageDrmFmtsSupported,
-      kEGLImageDrmFmtsSupported + arraysize(kEGLImageDrmFmtsSupported),
-      V4L2PixFmtToDrmFormat(v4l2_pixfmt)) !=
-      kEGLImageDrmFmtsSupported + arraysize(kEGLImageDrmFmtsSupported);
+             kEGLImageDrmFmtsSupported,
+             kEGLImageDrmFmtsSupported + arraysize(kEGLImageDrmFmtsSupported),
+             V4L2PixFmtToDrmFormat(v4l2_pixfmt)) !=
+         kEGLImageDrmFmtsSupported + arraysize(kEGLImageDrmFmtsSupported);
 }
 
 EGLImageKHR GenericV4L2Device::CreateEGLImage(EGLDisplay egl_display,
                                               EGLContext /* egl_context */,
                                               GLuint texture_id,
                                               gfx::Size frame_buffer_size,
                                               unsigned int buffer_index,
                                               uint32_t v4l2_pixfmt,
                                               size_t num_v4l2_planes) {
   DVLOG(3) << "CreateEGLImage()";
@@ skipping 46 matching lines @@
   // V4L2 plane.
   size_t v4l2_plane = 0;
   size_t plane_offset = 0;
   for (size_t plane = 0; plane < num_planes; ++plane) {
     attrs.push_back(EGL_DMA_BUF_PLANE0_FD_EXT + plane * 3);
     attrs.push_back(dmabuf_fds[v4l2_plane].get());
     attrs.push_back(EGL_DMA_BUF_PLANE0_OFFSET_EXT + plane * 3);
     attrs.push_back(plane_offset);
     attrs.push_back(EGL_DMA_BUF_PLANE0_PITCH_EXT + plane * 3);
     attrs.push_back(media::VideoFrame::RowBytes(plane, vf_format,
-                    frame_buffer_size.width()));
+                                                frame_buffer_size.width()));
 
     if (v4l2_plane + 1 < num_v4l2_planes) {
       ++v4l2_plane;
     } else {
-      plane_offset += media::VideoFrame::PlaneSize(
-          vf_format, plane, frame_buffer_size).GetArea();
+      plane_offset +=
+          media::VideoFrame::PlaneSize(vf_format, plane, frame_buffer_size)
+              .GetArea();
     }
   }
 
   attrs.push_back(EGL_NONE);
 
   EGLImageKHR egl_image = eglCreateImageKHR(
       egl_display, EGL_NO_CONTEXT, EGL_LINUX_DMA_BUF_EXT, NULL, &attrs[0]);
   if (egl_image == EGL_NO_IMAGE_KHR) {
     LOG(ERROR) << "Failed creating EGL image: " << ui::GetLastEGLErrorString();
     return egl_image;
   }
   glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture_id);
   glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, egl_image);
 
   return egl_image;
 }
 
 EGLBoolean GenericV4L2Device::DestroyEGLImage(EGLDisplay egl_display,
-                                             EGLImageKHR egl_image) {
+                                              EGLImageKHR egl_image) {
   return eglDestroyImageKHR(egl_display, egl_image);
 }
 
-GLenum GenericV4L2Device::GetTextureTarget() { return GL_TEXTURE_EXTERNAL_OES; }
+GLenum GenericV4L2Device::GetTextureTarget() {
+  return GL_TEXTURE_EXTERNAL_OES;
+}
 
 uint32_t GenericV4L2Device::PreferredInputFormat() {
   // TODO(posciak): We should support "dontcare" returns here once we
   // implement proper handling (fallback, negotiation) for this in users.
   CHECK_EQ(type_, kEncoder);
   return V4L2_PIX_FMT_NV12M;
 }
 
 // static
 bool GenericV4L2Device::PostSandboxInitialization() {
 #if defined(USE_LIBV4L2)
   StubPathMap paths;
   paths[kModuleV4l2].push_back(kV4l2Lib);
 
   return InitializeStubs(paths);
 #else
   return true;
 #endif
 }
 
-}  //  namespace content
+}  //  namespace media