[Pkg-gstreamer-commits] [gstreamer-vaapi] 171/176: README: updates.

[Vincent Cheng]

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commit 271fb8298d2fa3371b5013fefa9b4b2e458032ca
Author: Gwenole Beauchesne <gwenole.beauchesne at intel.com>
Date:   Thu Jan 23 19:32:28 2014 +0100

    README: updates.
    
    VA-API up to 0.34.0 is actually supported. Mention new video encoding
    support. Update copyright years, list of supported Intel HD Graphics
    hardware.
---
 README | 35 +++++++++++++++++++++++++++++++----
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/README b/README
index bfb7993..69c8413 100644
--- a/README
+++ b/README
@@ -3,7 +3,7 @@
   VA-API support to GStreamer
 
   Copyright (C) 2010-2011 Splitted-Desktop Systems
-  Copyright (C) 2011-2013 Intel Corporation
+  Copyright (C) 2011-2014 Intel Corporation
   Copyright (C) 2011 Collabora Ltd.
 
 
@@ -24,6 +24,11 @@ GStreamer and helper libraries.
     WMV3 videos to video/x-vaapi-surfaces surfaces, depending on the
     underlying HW capabilities.
 
+  * `vaapiencode_<CODEC>' is used to encode into MPEG-2, H.264 videos,
+    depending on the actual value of <CODEC> (mpeg2, h264, etc.). By
+    default, raw format bitstreams are generated, so the result may be
+    piped to an actual muxer like qtmux for MP4 containers.
+
   * `vaapiupload' is used to convert from video/x-raw-yuv pixels to
     video/x-vaapi-surface surfaces.
 
@@ -40,12 +45,14 @@ GStreamer and helper libraries.
 Features
 --------
 
-  * VA-API support from 0.29 to 0.32
+  * VA-API support from 0.29 to 0.34
   * JPEG, MPEG-2, MPEG-4, H.264 and VC-1 ad-hoc decoders
+  * MPEG-2, H.264 ad-hoc encoders
   * OpenGL rendering through VA/GLX or GLX texture-from-pixmap + FBO
   * Support for the Wayland display server
   * Support for headless decode pipelines with VA/DRM
   * Support for major HW video decoding solutions on Linux (AMD, Intel, NVIDIA)
+  * Support for HW video encoding on Intel HD Graphics hardware
   * Support for VA Video Processing APIs (VA/VPP)
     - Scaling and color conversion
     - Image enhancement filters: Sharpening, Noise Reduction
@@ -65,7 +72,7 @@ Software requirements
       libgstreamer-plugins-bad0.10-dev (>= 0.10.22.1)
         or with GstVideoContext, GstSurfaceBuffer, codecparsers
 
-  * GStreamer 1.0.x (including GStreamer 1.2):
+  * GStreamer 1.0.x (including GStreamer 1.2, 1.3):
       libglib2.0-dev (>= 2.28)
       libgstreamer1.0-dev (>= 1.0.0)
       libgstreamer-plugins-base1.0-dev (>= 1.0.0)
@@ -81,7 +88,7 @@ Hardware requirements
 
   * AMD platforms with UVD2 (XvBA supported)
   * Intel Eaglelake (G45)
-  * Intel Ironlake, Sandy Bridge and Ivy Bridge (HD Graphics)
+  * Intel Ironlake, Sandybridge, Ivybridge and Haswell (HD Graphics)
   * Intel Poulsbo (US15W)
   * Intel Medfield or Cedar Trail
   * NVIDIA platforms with PureVideo (VDPAU supported)
@@ -108,6 +115,26 @@ Usage
       videoparse format=yuy2 width=1280 height=720 ! \
       vaapipostproc format=nv12 height=480 ! vaapisink
 
+  * Encode a 1080p stream in raw I420 format into H.264
+  $ gst-launch-1.0 -v filesrc location=/path/to/raw_video.yuv ! \
+      videoparse format=i420 width=1920 height=1080 framerate=30/1 ! \
+      vaapiencode_h264 rate-control=cbr tune=high-compression ! \
+      qtmux ! filesink location=/path/to/encoded_video.mp4
+
+
+Sources
+-------
+
+  gstreamer-vaapi is Open Source software, so updates to this
+  framework are really easy to get.
+
+  Stable source code releases can be found at:
+  <http://www.freedesktop.org/software/vaapi/releases/gstreamer-vaapi/>
+
+  Git repository for work-in-progress changes is available at:
+  <http://gitorious.org/vaapi/gstreamer-vaapi>
+
+
 Reporting Bugs
 --------------
 

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