/dvs/git/dirty/gitlab-master_av/dw/sdk/samples/sensors/camera/camera_replay/README.md

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# Copyright (c) 2019-2020, NVIDIA CORPORATION.  All rights reserved.

@page dwx_camera_replay_sample Camera Replay Sample
@tableofcontents

@note SW Release Applicability: This sample is available in both **NVIDIA DriveWorks** and **NVIDIA DRIVE Software** releases.

@section dwx_camera_replay_sample_description Description

The Camera Replay sample demonstrates H.264/265/MP4 playback using a hardware decoder and RAW/LRAW replay using HWISP/SModel and software ISP. It opens a window to play back the provided video file.

@section dwx_video_replay_sample_running Running the Sample

The Camera Replay sample, sample_camera_replay, accepts the following parameters

    ./sample_camera_replay --video=[path/to/video]
                           --fifo-size=[3..16]

Where:

    --video=[path/to/video]
        Path to the video file.
        Default value: path/to/data/samples/sfm/triangulation/video_0.h264

    --fifo-size=[3..16]
        Specifies the fifo size of the sensor.
        Default value: 4

@subsection dwx_video_replay_sample_examples Examples

#### Replay .h264 file

    ./sample_camera_replay --video=/path/to/file.h264

#### Replay RAW file

    ./sample_camera_replay --video=/path/to/file.raw

#### Replay LRAW file:

  For playback of LRAW recorded files the option for using PinnedMemory
  to save cycles during CudaMemCopy has been added to this utility.

    ./sample_camera_replay --video=/path/to/file.lraw

@section dwx_video_replay_sample_output Output

![Single H.264 stream](sample_camera_replay.png)

The sample creates a window and displays a video.

@section dwx_video_replay_sample_more Additional Information

For more details see @ref camera_mainsection.

Press Enter to toggle between Software ISP and Xavier ISP output when replaying RAW/LRAW.