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call prepare automatically if resampler's parameter changed.

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TODO: set a flag to enable/disable auto prepare. also for ImageConverter
This commit is contained in:
wang-bin
2014-02-19 19:17:09 +08:00
parent f07121be97
commit e24891237c
1 changed files with 34 additions and 10 deletions
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src/AudioResampler.cpp
+34 -10
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@@ -75,7 +75,11 @@ bool AudioResampler::convert(const quint8 **data)
void AudioResampler::setSpeed(qreal speed)
{
d_func().speed = speed;
DPTR_D(AudioResampler);
if (d.speed == speed)
return;
d.speed = speed;
prepare();
}
qreal AudioResampler::speed() const
@@ -86,7 +90,11 @@ qreal AudioResampler::speed() const
void AudioResampler::setInAudioFormat(const AudioFormat& format)
{
d_func().in_format = format;
DPTR_D(AudioResampler);
if (d.in_format == format)
return;
d.in_format = format;
prepare();
}
AudioFormat& AudioResampler::inAudioFormat()
@@ -122,42 +130,58 @@ void AudioResampler::setInSampesPerChannel(int samples)
//channel count can be computed by av_get_channel_layout_nb_channels(chl)
void AudioResampler::setInSampleRate(int isr)
{
d_func().in_format.setSampleRate(isr);
DPTR_D(AudioResampler);
d.in_format.setSampleRate(isr);
setInAudioFormat(d.in_format);
}
void AudioResampler::setOutSampleRate(int osr)
{
d_func().out_format.setSampleRate(osr);
DPTR_D(AudioResampler);
d.out_format.setSampleRate(osr);
setOutAudioFormat(d.out_format);
}
void AudioResampler::setInSampleFormat(int isf)
{
d_func().in_format.setSampleFormatFFmpeg(isf);
DPTR_D(AudioResampler);
d.in_format.setSampleFormatFFmpeg(isf);
setInAudioFormat(d.in_format);
}
void AudioResampler::setOutSampleFormat(int osf)
{
d_func().out_format.setSampleFormatFFmpeg(osf);
DPTR_D(AudioResampler);
d.out_format.setSampleFormatFFmpeg(osf);
setOutAudioFormat(d.out_format);
}
void AudioResampler::setInChannelLayout(qint64 icl)
{
d_func().in_format.setChannelLayoutFFmpeg(icl);
DPTR_D(AudioResampler);
d.in_format.setChannelLayoutFFmpeg(icl);
setInAudioFormat(d.in_format);
}
void AudioResampler::setOutChannelLayout(qint64 ocl)
{
d_func().out_format.setChannelLayoutFFmpeg(ocl);
DPTR_D(AudioResampler);
d.out_format.setChannelLayoutFFmpeg(ocl);
setOutAudioFormat(d.out_format);
}
void AudioResampler::setInChannels(int channels)
{
d_func().in_format.setChannels(channels);
DPTR_D(AudioResampler);
d.in_format.setChannels(channels);
setInAudioFormat(d.in_format);
}
void AudioResampler::setOutChannels(int channels)
{
d_func().out_format.setChannels(channels);
DPTR_D(AudioResampler);
d.out_format.setChannels(channels);
setOutAudioFormat(d.out_format);
}
} //namespace QtAV