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v1.10.0

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version 1.10.0

Changelog
- Improve seek speed, fix drop too much frames after seek
- VideoFrameExtractor: seek faster if called many times. Speed up
progress bar preview
- Support media files from android assets. Use protocol 'assets:'
- Apply video decoder options when playing
- Better iOS support
- VideoToolbox:
 * Check profile to avoid crash
 * Support RGB output
 * Use `rgb422_apple` texture
 * Support iOS 0-copy rendering using OpenGLES
 * More interop types for OSX and iOS
- OpenGL
 * Use 16bit depth textures for >8bit videos (e.g. 10bit) if possible
 * Correct input/output color range. This fixes QtAV video different
from other players
 * Fix high opengl and core profile rendering
 * Better EGL detection
- VO:
 * Simplify signal emitting
 * Support background color, simplify background painting
 * VideoOutput delete crash, resize issues
 * Improve performance of QPainter based renderers
- AudioOutput:
 * remove setBufferSize, add a better API setBufferSamples
 * Add flush(), clear(). Not implemented for backends.
 * Fix OpenAL playback for some audio formats
 * Dynamic load OpenAL by default except iOS
 * Add AudioToolbox support for OSX/iOS and becomes the default backend
 * PulseAudio: workaround noise for multiple instance
- Subtitle:
 * Support ass font files in android assets
 * Fix srt decoding
- QML:
 * Add QtMultimedia compatible APIs VideoOutput.contentRect/sourceRect
- Simplify SurfaceType
- Fix strange behaviors near eof: seek, stepForward, exit etc.
- Fix playback block if audio duration is shorter than video
- VideoFrame constructed from QImage takes image's ownership
- Add VideoFrame.colorRange, AudioFrame.duration
- encoder: support start time
- Add AVPlayer.bufferSpeed, seekFinished(qint64)
- Fix abort when loading
- Examples:
 * Fix videos in videowall not synchronized
 * QMLPlayer has better touch screen experience
 * QMLPlayer supports win10 store (But Qt is not well supported)
 * Drag & Drop support on OSX
 * URL open dialog for QMLPlayer

v1.9.0

Toggle v1.9.0's commit message
version 1.9.0

Changelog:
- No audio thread if audio stream < 0. null AudioOutput now still create
audio thread.
- VideoOutput: fix lock error
- Filter: add X11 text rendering for X11Renderer/XVRenderer.
- LibAVFilter supports HW frames(not recommended)
- VideoFrame copy and init issue, bpp compute error
- Avoid using some stl APIs that breaks ABI
- Add x11 renderer
- XV: support NV12 and packed yuv formats
- Fix factory initialization for static build(iOS for example)
- Fix ffmpeg log level
- Remove AVPicture which is deprecated
- SWS 16 alignment, output to user defined buffer
- Always define the registered id so we can use everywhere
- Better iOS support: build, run, deploy(prl)
- use libuchardet now, use system one if possible
- Fix android build on windows
- XAudio2: fix crash. `double` sample format is not supported
- Fix clock value if speed changed
- VideoRenderer.updateUi
- VideoCapture: fix HW frame save
- New logo ![](http://qtav.org/blog/images/QtAV1.9.0-logo.png "Logo")
- Android: support protocol 'content'. Now can play from Gallery.
- MediaIO is not writable by default
- WinRT (Windows Store) support:
 * Link to XAudio2
 * File open and protocol
- VA-API:
 * Add hevc, vp9. Not tested
 * Support more profiles
 * Improve nvidia support
 * Interop with egl support(dma, tfp). libva 0.38 and Qt>=5.5 are
required.
 * Check resolution support before open
 * Add thread count option (new ffmpeg >2.8 does not support)
 * Prefer /dev/dri/renderD128 for drm
 * Correctly release X11/drm resource
- OpenGL:
 * OpenGL ES3 optimization
 * use new OpenGL and GLSL APIs if possible
- CI:
 * Add windows. Build with latest Qt release. Using msbuild, nmake and
mingw32-make
- API:
 * AVPlayer.stepForward(), stepBackword(). playNextFrame() is deprecated
 * AVPlayer.state
 * AVPlayer.videoDecoderPriority with name list
 * VideoRenderer.frameSize (C  ), VideoOutput.frameSize
 * XXXDecoder/Encoder::supportedCodecs, AV(De)Muxer.supportedFormats/
Extensions
 * QML: more metaData keys: startTime, sampleFormat, channelLayout,
pixelFormat, videoFrames
- QMLPlayer/Player:
 * fix OpenGLWidgetRenderer crash
 * Handle Home/Back button for mobile
 * Preview item is movable
 * ppa: rename /usr/bin/player to /usr/bin/Player

v1.8.0

Toggle v1.8.0's commit message
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

v1.7.0

Toggle v1.7.0's commit message
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

v1.6.0

Toggle v1.6.0's commit message
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

v1.5.0

Toggle v1.5.0's commit message
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

help

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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

dmovie-2.2

Toggle dmovie-2.2's commit message
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

v1.4.2

Toggle v1.4.2's commit message
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

v1.4.1

Toggle v1.4.1's commit message
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.