OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "media/video/capture/linux/video_capture_device_linux.h" | 5 #include "media/video/capture/linux/video_capture_device_linux.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <fcntl.h> | 8 #include <fcntl.h> |
9 #if defined(OS_OPENBSD) | 9 #if defined(OS_OPENBSD) |
10 #include <sys/videoio.h> | 10 #include <sys/videoio.h> |
(...skipping 391 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
402 } | 402 } |
403 DVLOG(2) << "Actual camera driverframerate: " | 403 DVLOG(2) << "Actual camera driverframerate: " |
404 << streamparm.parm.capture.timeperframe.denominator << "/" | 404 << streamparm.parm.capture.timeperframe.denominator << "/" |
405 << streamparm.parm.capture.timeperframe.numerator; | 405 << streamparm.parm.capture.timeperframe.numerator; |
406 } | 406 } |
407 } | 407 } |
408 // TODO(mcasas): what should be done if the camera driver does not allow | 408 // TODO(mcasas): what should be done if the camera driver does not allow |
409 // framerate configuration, or the actual one is different from the desired? | 409 // framerate configuration, or the actual one is different from the desired? |
410 | 410 |
411 // Store our current width and height. | 411 // Store our current width and height. |
412 frame_info_.color = V4l2ColorToVideoCaptureColorFormat( | 412 frame_info_.color = |
413 video_fmt.fmt.pix.pixelformat); | 413 V4l2ColorToVideoCaptureColorFormat(video_fmt.fmt.pix.pixelformat); |
414 frame_info_.width = video_fmt.fmt.pix.width; | 414 frame_info_.width = video_fmt.fmt.pix.width; |
415 frame_info_.height = video_fmt.fmt.pix.height; | 415 frame_info_.height = video_fmt.fmt.pix.height; |
416 frame_info_.frame_rate = frame_rate; | 416 frame_info_.frame_rate = frame_rate; |
417 frame_info_.frame_size_type = VariableResolutionVideoCaptureDevice; | 417 frame_info_.frame_size_type = VariableResolutionVideoCaptureDevice; |
418 | 418 |
419 // Start capturing. | 419 // Start capturing. |
420 if (!AllocateVideoBuffers()) { | 420 if (!AllocateVideoBuffers()) { |
421 // Error, We can not recover. | 421 // Error, We can not recover. |
422 SetErrorState("Allocate buffer failed"); | 422 SetErrorState("Allocate buffer failed"); |
423 return; | 423 return; |
424 } | 424 } |
(...skipping 81 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
506 | 506 |
507 // Check if the driver have filled a buffer. | 507 // Check if the driver have filled a buffer. |
508 if (FD_ISSET(device_fd_, &r_set)) { | 508 if (FD_ISSET(device_fd_, &r_set)) { |
509 v4l2_buffer buffer; | 509 v4l2_buffer buffer; |
510 memset(&buffer, 0, sizeof(buffer)); | 510 memset(&buffer, 0, sizeof(buffer)); |
511 buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | 511 buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
512 buffer.memory = V4L2_MEMORY_MMAP; | 512 buffer.memory = V4L2_MEMORY_MMAP; |
513 // Dequeue a buffer. | 513 // Dequeue a buffer. |
514 if (ioctl(device_fd_, VIDIOC_DQBUF, &buffer) == 0) { | 514 if (ioctl(device_fd_, VIDIOC_DQBUF, &buffer) == 0) { |
515 client_->OnIncomingCapturedFrame( | 515 client_->OnIncomingCapturedFrame( |
516 static_cast<uint8*> (buffer_pool_[buffer.index].start), | 516 static_cast<uint8*>(buffer_pool_[buffer.index].start), |
517 buffer.bytesused, base::Time::Now(), 0, false, false, frame_info_); | 517 buffer.bytesused, |
| 518 base::Time::Now(), |
| 519 0, |
| 520 false, |
| 521 false, |
| 522 frame_info_); |
518 | 523 |
519 // Enqueue the buffer again. | 524 // Enqueue the buffer again. |
520 if (ioctl(device_fd_, VIDIOC_QBUF, &buffer) == -1) { | 525 if (ioctl(device_fd_, VIDIOC_QBUF, &buffer) == -1) { |
521 SetErrorState(base::StringPrintf( | 526 SetErrorState(base::StringPrintf( |
522 "Failed to enqueue capture buffer errno %d", errno)); | 527 "Failed to enqueue capture buffer errno %d", errno)); |
523 } | 528 } |
524 } else { | 529 } else { |
525 SetErrorState(base::StringPrintf( | 530 SetErrorState(base::StringPrintf( |
526 "Failed to dequeue capture buffer errno %d", errno)); | 531 "Failed to dequeue capture buffer errno %d", errno)); |
527 return; | 532 return; |
(...skipping 78 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
606 | 611 |
607 void VideoCaptureDeviceLinux::SetErrorState(const std::string& reason) { | 612 void VideoCaptureDeviceLinux::SetErrorState(const std::string& reason) { |
608 DCHECK(!v4l2_thread_.IsRunning() || | 613 DCHECK(!v4l2_thread_.IsRunning() || |
609 v4l2_thread_.message_loop() == base::MessageLoop::current()); | 614 v4l2_thread_.message_loop() == base::MessageLoop::current()); |
610 DVLOG(1) << reason; | 615 DVLOG(1) << reason; |
611 state_ = kError; | 616 state_ = kError; |
612 client_->OnError(); | 617 client_->OnError(); |
613 } | 618 } |
614 | 619 |
615 } // namespace media | 620 } // namespace media |
OLD | NEW |