H.264 vs VP8: a video codec comparison - Quavlive

H.264 vs VP8: a video codec comparison

Contents

1 Updates
2 Settings
1. 2.1 Shell script
3 Test results
4 Comments

Updates

2010-05-26: Added Riverbed sequence
2010-05-25: Added Sunflower and Park Joy at Youtube resolutions and bitrates
2010-05-24: Park Joy VP8 updated encoding
2010-05-24: using x264 (library version: libx264-93) for encoding

Settings

O.S.: Linux Debian Unstable (26/05/2010)
H.264:

library package: libx264-93
official x264 encoder
FFMPEG decoder

VP8:

library package from git://review.webmproject.org/libvpx.git (26/05/2010), configured with "--enable-postproc" parameter
GStreamer plugin from git://anongit.freedesktop.org/gstreamer/gst-plugins-bad (26/05/2010)

Shell script

http://193.204.59.68/comparison/enc.sh

Test results

Sunflower (Highest quality)

Raw sequence: ftp://ftp.ldv.e-technik.tu-muenchen.de/pub/test_sequences/1080p/sunflower.yuv
Duration: 20 s (at 25 fps)
Target bitrate: 7500 kbps
H.264 results:

Encoding options: High Profile (x264 command default presets)
Video: http://193.204.59.68/comparison/sunflower.yuv_x264.mkv (18623533 bytes)
Output bitrate: 7449 kbps
Frame shot: http://193.204.59.68/comparison/sunflower.yuv_x264.mkv_00480.png

VP8 results:

Video: http://193.204.59.68/comparison/sunflower.yuv_vp8.mkv (18028818 bytes)
Output bitrate: 7212 kbps
Frame shot: http://193.204.59.68/comparison/sunflower.yuv_vp8.mkv_00480.png

Sunflower (Youtube resolutions)

Raw sequence: http://media.xiph.org/video/derf/y4m/1080p/park_joy_1080p.y4m
Duration: 20 s (at 25 fps)

Settings	x264	VP8
Low Def. 256 kbps 480x270	sunflower.y4m_256kbps_480x270_25fps_x264.mkv	sunflower.y4m_256kbps_480x270_25fps_vp8.mkv
SD 720 kbps 640x360	sunflower.y4m_720kbps_640x360_25fps_x264.mkv	sunflower.y4m_720kbps_640x360_25fps_vp8.mkv
HD 2080 kbps 1280x720	sunflower.y4m_2080kbps_1280x720_25fps_x264.mkv	sunflower.y4m_2080kbps_1280x720_25fps_vp8.mkv
Full HD 3600 kbps 1920x1080	sunflower.y4m_3600kbps_1920x1080_25fps_x264.mkv	sunflower.y4m_3600kbps_1920x1080_25fps_vp8.mkv

Park Joy (Highest quality)

Raw sequence: http://media.xiph.org/video/derf/y4m/1080p/park_joy_1080p.y4m
Duration: 10 s (at 50 fps)
Target bitrate: 15000 kbps
H.264 results:

Encoding options: High Profile (x264 command default presets)
Video: http://193.204.59.68/comparison/park_joy_1080p.y4m_x264.mkv (18326887 bytes)
Output bitrate: 14662 kbps
Frame shot: http://193.204.59.68/comparison/park_joy_1080p.y4m_x264.mkv_00287.png

VP8 results:

Video: http://193.204.59.68/comparison/park_joy_1080p.y4m_vp8.mkv (18182508 bytes)
Output bitrate: 14546 kbps
Frame shot: http://193.204.59.68/comparison/park_joy_1080p.y4m_vp8.mkv_00287.png

Park Joy (Youtube resolutions)

Raw sequence: http://media.xiph.org/video/derf/y4m/1080p/park_joy_1080p.y4m
Duration: 10 s (at 30 fps)

Settings	x264	VP8
Low Def. 256 kbps 480x270	park_joy_1080p.y4m_256kbps_480x270_30fps_x264.mkv	park_joypark_joy_1080p.y4m_256kbps_480x270_30fps_vp8.mkv
SD 720 kbps 640x360	park_joy_1080p.y4m_720kbps_640x360_30fps_x264.mkv	park_joy_1080p.y4m_720kbps_640x360_30fps_vp8.mkv
HD 2080 kbps 1280x720	park_joy_1080p.y4m_2080kbps_1280x720_30fps_x264.mkv	park_joy_1080p.y4m_2080kbps_1280x720_30fps_vp8.mkv
Full HD 3600 kbps 1920x1080	park_joy_1080p.y4m_3600kbps_1920x1080_30fps_x264.mkv	park_joy_1080p.y4m_3600kbps_1920x1080_30fps_vp8.mkv

Riverbed (Youtube resolutions)

Raw sequence: http://media.xiph.org/video/derf/y4m/1080p/riverbed.y4m
Duration: 10 s (at 25 fps)

Settings	x264	VP8
Low Def. 256 kbps 480x270	riverbed.y4m_256kbps_480x270_25fps_x264.mkv	riverbed.y4m_256kbps_480x270_25fps_vp8.mkv
SD 720 kbps 640x360	riverbed.y4m_720kbps_640x360_25fps_x264.mkv	riverbed.y4m_720kbps_640x360_25fps_vp8.mkv
HD 2080 kbps 1280x720	riverbed.y4m_2080kbps_1280x720_25fps_x264.mkv	riverbed.y4m_2080kbps_1280x720_25fps_vp8.mkv
Full HD 3600 kbps 1920x1080	riverbed.y4m_3600kbps_1920x1080_25fps_x264.mkv	riverbed.y4m_3600kbps_1920x1080_25fps_vp8.mkv

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