int fpsDen = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_FPS_DEN);
if (fpsNum <= 0 || fpsDen <= 0) {
return null;
} else {
return String.valueOf(((float) (fpsNum)) / fpsDen);
}
}
});
sFormatterMap.put(KEY_IJK_SAMPLE_RATE_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int sampleRate = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_SAMPLE_RATE);
if (sampleRate <= 0) {
return null;
} else {
return String.format(Locale.US, "%d Hz", sampleRate);
}
}
});
sFormatterMap.put(KEY_IJK_CHANNEL_UI, new Formatter() {
@Override
protected String doFormat(IjkMediaFormat mediaFormat) {
int channelLayout = mediaFormat.getInteger(IjkMediaMeta.IJKM_KEY_CHANNEL_LAYOUT);
if (channelLayout <= 0) {
return null;
} else {
if (channelLayout == IjkMediaMeta.AV_CH_LAYOUT_MONO) {
return "mono";
} else if (channelLayout == IjkMediaMeta.AV_CH_LAYOUT_STEREO) {
return "stereo";
} else {
return String.format(Locale.US, "%x", channelLayout);
}
}
}
});
}
}
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