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Side by Side Diff: media/gpu/tegra_v4l2_device.cc

Issue 1939683002: Test X11 header pollution (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 7 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <dlfcn.h> 5 #include <dlfcn.h>
6 #include <fcntl.h> 6 #include <fcntl.h>
7 #include <linux/videodev2.h> 7 #include <linux/videodev2.h>
8 8
9 #include "base/lazy_instance.h" 9 #include "base/lazy_instance.h"
10 #include "base/posix/eintr_wrapper.h" 10 #include "base/posix/eintr_wrapper.h"
11 #include "base/trace_event/trace_event.h" 11 #include "base/trace_event/trace_event.h"
12 #include "content/common/gpu/media/tegra_v4l2_device.h" 12 #include "media/gpu/tegra_v4l2_device.h"
13 #include "ui/gl/gl_bindings.h" 13 #include "ui/gl/gl_bindings.h"
14 14
15 namespace content { 15 namespace media {
16 16
17 namespace { 17 namespace {
18 const char kDecoderDevice[] = "/dev/tegra_avpchannel"; 18 const char kDecoderDevice[] = "/dev/tegra_avpchannel";
19 const char kEncoderDevice[] = "/dev/nvhost-msenc"; 19 const char kEncoderDevice[] = "/dev/nvhost-msenc";
20 } 20 }
21 21
22 typedef int32_t (*TegraV4L2Open)(const char* name, int32_t flags); 22 typedef int32_t (*TegraV4L2Open)(const char* name, int32_t flags);
23 typedef int32_t (*TegraV4L2Close)(int32_t fd); 23 typedef int32_t (*TegraV4L2Close)(int32_t fd);
24 typedef int32_t (*TegraV4L2Ioctl)(int32_t fd, unsigned long cmd, ...); 24 typedef int32_t (*TegraV4L2Ioctl)(int32_t fd, unsigned long cmd, ...);
25 typedef int32_t (*TegraV4L2Poll)(int32_t fd, 25 typedef int32_t (*TegraV4L2Poll)(int32_t fd,
(...skipping 60 matching lines...) Expand 10 before | Expand all | Expand 10 after
86 bool initialized() { return initialized_; } 86 bool initialized() { return initialized_; }
87 87
88 private: 88 private:
89 bool initialized_; 89 bool initialized_;
90 }; 90 };
91 91
92 base::LazyInstance<TegraFunctionSymbolFinder> g_tegra_function_symbol_finder_ = 92 base::LazyInstance<TegraFunctionSymbolFinder> g_tegra_function_symbol_finder_ =
93 LAZY_INSTANCE_INITIALIZER; 93 LAZY_INSTANCE_INITIALIZER;
94 94
95 TegraV4L2Device::TegraV4L2Device(Type type) 95 TegraV4L2Device::TegraV4L2Device(Type type)
96 : V4L2Device(type), 96 : V4L2Device(type), device_fd_(-1) {}
97 device_fd_(-1) {
98 }
99 97
100 TegraV4L2Device::~TegraV4L2Device() { 98 TegraV4L2Device::~TegraV4L2Device() {
101 if (device_fd_ != -1) { 99 if (device_fd_ != -1) {
102 TegraV4L2_Close(device_fd_); 100 TegraV4L2_Close(device_fd_);
103 device_fd_ = -1; 101 device_fd_ = -1;
104 } 102 }
105 } 103 }
106 104
107 int TegraV4L2Device::Ioctl(int flags, void* arg) { 105 int TegraV4L2Device::Ioctl(int flags, void* arg) {
108 return HANDLE_EINTR(TegraV4L2_Ioctl(device_fd_, flags, arg)); 106 return HANDLE_EINTR(TegraV4L2_Ioctl(device_fd_, flags, arg));
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
198 uint32_t v4l2_pixfmt, 196 uint32_t v4l2_pixfmt,
199 const std::vector<base::ScopedFD>& /* dmabuf_fds */) { 197 const std::vector<base::ScopedFD>& /* dmabuf_fds */) {
200 DVLOG(3) << "CreateEGLImage()"; 198 DVLOG(3) << "CreateEGLImage()";
201 if (!CanCreateEGLImageFrom(v4l2_pixfmt)) { 199 if (!CanCreateEGLImageFrom(v4l2_pixfmt)) {
202 LOG(ERROR) << "Unsupported V4L2 pixel format"; 200 LOG(ERROR) << "Unsupported V4L2 pixel format";
203 return EGL_NO_IMAGE_KHR; 201 return EGL_NO_IMAGE_KHR;
204 } 202 }
205 203
206 EGLint attr = EGL_NONE; 204 EGLint attr = EGL_NONE;
207 EGLImageKHR egl_image = 205 EGLImageKHR egl_image =
208 eglCreateImageKHR(egl_display, 206 eglCreateImageKHR(egl_display, egl_context, EGL_GL_TEXTURE_2D_KHR,
209 egl_context, 207 reinterpret_cast<EGLClientBuffer>(texture_id), &attr);
210 EGL_GL_TEXTURE_2D_KHR,
211 reinterpret_cast<EGLClientBuffer>(texture_id),
212 &attr);
213 if (egl_image == EGL_NO_IMAGE_KHR) { 208 if (egl_image == EGL_NO_IMAGE_KHR) {
214 LOG(ERROR) << "Unable to create EGL image"; 209 LOG(ERROR) << "Unable to create EGL image";
215 return egl_image; 210 return egl_image;
216 } 211 }
217 if (TegraV4L2_UseEglImage(device_fd_, buffer_index, egl_image) != 0) { 212 if (TegraV4L2_UseEglImage(device_fd_, buffer_index, egl_image) != 0) {
218 LOG(ERROR) << "Unable to use EGL image"; 213 LOG(ERROR) << "Unable to use EGL image";
219 eglDestroyImageKHR(egl_display, egl_image); 214 eglDestroyImageKHR(egl_display, egl_image);
220 egl_image = EGL_NO_IMAGE_KHR; 215 egl_image = EGL_NO_IMAGE_KHR;
221 } 216 }
222 return egl_image; 217 return egl_image;
223 } 218 }
224 219
225 EGLBoolean TegraV4L2Device::DestroyEGLImage(EGLDisplay egl_display, 220 EGLBoolean TegraV4L2Device::DestroyEGLImage(EGLDisplay egl_display,
226 EGLImageKHR egl_image) { 221 EGLImageKHR egl_image) {
227 return eglDestroyImageKHR(egl_display, egl_image); 222 return eglDestroyImageKHR(egl_display, egl_image);
228 } 223 }
229 224
230 GLenum TegraV4L2Device::GetTextureTarget() { return GL_TEXTURE_2D; } 225 GLenum TegraV4L2Device::GetTextureTarget() {
226 return GL_TEXTURE_2D;
227 }
231 228
232 uint32_t TegraV4L2Device::PreferredInputFormat() { 229 uint32_t TegraV4L2Device::PreferredInputFormat() {
233 // TODO(posciak): We should support "dontcare" returns here once we 230 // TODO(posciak): We should support "dontcare" returns here once we
234 // implement proper handling (fallback, negotiation) for this in users. 231 // implement proper handling (fallback, negotiation) for this in users.
235 CHECK_EQ(type_, kEncoder); 232 CHECK_EQ(type_, kEncoder);
236 return V4L2_PIX_FMT_YUV420M; 233 return V4L2_PIX_FMT_YUV420M;
237 } 234 }
238 235
239 } // namespace content 236 } // namespace media
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