version 1.8.0

Changelog:
- XAudio2 support
- VideoToolbox hardware decoder(OSX) support. It can decode h264, h263,
mpeg1, mpeg2, mpeg4. Better than VDA
- CUDA 0-copy support
- Dynamic video decoder switch when playing (try it in QMLPlayer)
- Embedded ass subtitles support
- ass subtitle font setup
- No OpenGL build fix for linux
- Fix qpainter rendering if vbo is used
- Fix OpenGL rendering for some rgb formats
- DXVA 0-copy improvement, intel clearvideo workaround etc.
- AO: add null backend
- HW: fix profile check
- Ref counted frames from ff decoders. This fix opengl crash when
uploading textures
- Fix audio resampler parameters not set correctly
- VS2015 support

version 1.7.0

Changelog:
- DXVA GPU zero-copy support
- DXVA copy back improvement
- VAAPI zero-copy improvement
- External audio track support
- Fix opengl wrong display if switch decoder between VDA and FFmpeg
- Video encoding support. Try examples/simpletranscode. Audio is not
supported now
- Pulseaudio improvement, fix crashes and hang
- OpenGL: disable VBO for ANGLE to workaround qpainter filters have no
effect. Less GL calls. Fix OpenGLWindowRenderer can not update correctly
- Fix capture video when a zero-copy HW decoder is used.
- Fix wrong audio data is played at the beginning of playback
- Enable XV shm
- Improve a/v sync
- Build android on windows
- Fix msvc debug build
- Use OpenSL ES as for android. It works correctly now. No OpenAL
required any more. Add volume control for OpenSL ES.
- Fix crashes
- Add ubuntu PPA
- CI: appveyor for windows
- AVInput=>MediaIO. You can use it to support custom output when
encoding video
- Add seekFinished, durationChanged, QML MediaPlayer.videoCapture,
Subtitle delay etc
- QMLPlayer: swipe to seek

version 1.6.0

Changelog:
- VDA: use NV12 as default format. Support 0 copy. Better performance
than any other playrs
- CUDA: fix wrong bitstream filters
- OpenGL:
  * PBO support (enable by enviroment var QTAV_PBO=1)
  * rectangle texture support
  * packed yuv formats support
- Support buffer progress, buffer value control
- Support frame rate setup (AVPlayer::setFrameRate())
- Support RAW streams, such as h264, yuv
- Audio filter support
- Better libavfilter support. Now support libav avfilter, support audio
filters from libavfilter
- Add pulseaudio support
- Detect volume change by per-app volume control
- Simplify audio output API
- Volume and mute control by audio backend API
- Use float audio sample if possible
- Fix iOS static link error
- Fix error handling, EOF detect, Qt4.7 build etc.
- Deploy: add qml, fix lib name, deploy sdk from installer, mingw
deployment on linux.
- player/QMLPlayer:
  * decoder detail
  * more options: preview config, buffer, fps, timeout
  * unregister context menu(win32) if uninstalled, ifw2.0
  * QMLPlayer file associate for android

version 1.5.0 2015-02-13

Changelog:
- Add QtAVWidgets module contains widget based renderers, video preview
widget
- QtAV module only depends on QtCore and QtGui
- Improve audio output API
- Simplify deployment on OSX. Deploy sdk from release packages without
build.
- Improve seekable detection
- Fix noise audio if volume increased
- Fix noise and wrong playback speed for wmv videos
- Preview is more accurate
- Do not copy AVPacket but use reference count.
- Faster audio track switch
- Reopen audio output only if audio format changed
- VideoFrame: new API for converting to another format or QImage
- OpenGL VAO, VBO support.
- QML
  * Fix some crashes in QQuickItemRenderer
  * Add FBO item renderer and use the same code path as other opengl
renderers
  * timeout property
- player and QMLPlayer example
  * player: real time preview on progress bar
  * Fast seek and display if seek shortcut is pressed and hold

version 1.5.0 2015-02-13

Changelog:
- Add QtAVWidgets module contains widget based renderers, video preview
widget
- QtAV module only depends on QtCore and QtGui
- Improve audio output API
- Simplify deployment on OSX. Deploy sdk from release packages without
build.
- Improve seekable detection
- Fix noise audio if volume increased
- Fix noise and wrong playback speed for wmv videos
- Preview is more accurate
- Do not copy AVPacket but use reference count.
- Faster audio track switch
- Reopen audio output only if audio format changed
- VideoFrame: new API for converting to another format or QImage
- OpenGL VAO, VBO support.
- QML
  * Fix some crashes in QQuickItemRenderer
  * Add FBO item renderer and use the same code path as other opengl
renderers
  * timeout property
- player and QMLPlayer example
  * player: real time preview on progress bar
  * Fast seek and display if seek shortcut is pressed and hold

clear tasks in avthread and demuxthread when thread restarted

should fix accident seek and no display in next playback if user seek to
a video eof

version 1.4.2 2014-12-27

Changelog:
- Async load
- Faster seek and preview. Thanks wm4(mpv developer)
- Better a/v sync solution. Now can play high fps video better than ANY
other players.
- DXVA: enable HEVC decoder if libavcodec runtime supports. LAVFilters
ffmpeg supports it.
- Cedarv improvements, nv12 output support, neon code from libvdpau-
sunxi
- Multiple OpenAL instances support
- AVInput class to extend media sources. Support play from qrc resouces.
- Display the first frame after seek
- Better clock error correction
- Fix play frame by frame issues
- Fix QML video shake
- More details for error signals
- Apply user options in the next playback
- Dynamic load libass (submodule 'capi' is required)
- VA-API: fix blurred bottom line issue. works on libav >= 9 now.
- Progress is start at 0 by default even if 1st pts is not 0.
- Fix capture issues: capture current displayed frame, easier api
- RGB48 support. OpenGL only supports RGB48LE.
- Link to static ffmpeg support
- Fix open error if input url/path contains special charactors

version 1.4.1

Changelog:
- More QtMultimedia compatible QML playback API
- Debian package support. Now you can build on
ubuntu>=14.04 using debuild
- Subtitle: libass renderering support. Dynamically change
FFmpeg parser and libass
- Log level control support without changing any Qt logging
functions (qDebug, qWarning etc.)
- Video orientation support in renderers
- Bug fix: video frame with alpha value. video stream start
time >0. OpenAL can not close correctly...
- QML only: video preview.
- players: config UI in QMLPlayer. Video preview on
progress bar.

fix av module install problem

version 1.3.4

Changelog:
- CUDA: better quality and performance, Fix wrong display order. No
Mosaics.
- vaapi and dxva support SSE4.1 to copy decoded frame for intel gpu.
vaapi was added months ago, but the performance was very poor. With the
help of SSE4.1 we have greate performance improvement.
- VAAPI supports drm
- Use latest FFmpeg's hw api
- Fix wrong display or crash if change HW decoder
- Add some options for AVCodec and AVFormat as decoder's meta
properties.
- Metadata support
- Display aspect ratio use the value in stream if defined. Thank Sandro
Cavazzoni
- Support install QtAV as a Qt module
- Fix wrong file name encoding.
- Display the image in a music file