public void ReadWholeClip_ReturnsAllSamples()
{
var video = m_CreatedVideoPlaybacks[0];
using (AudioSampleProvider provider = video.GetAudioSampleProvider(0))
{
Assert.IsNotNull(provider);
Assert.That(provider.valid);
var sampleFrameCount = video.GetDuration() * video.GetAudioSampleRate(0);
long readSampleFrameCount = 0;
var channelCount = video.GetAudioChannelCount(0);
const int sampleFrameCountPerChunk = 4096;
using (var buffer = new NativeArray <float>(sampleFrameCountPerChunk * channelCount, Allocator.Persistent))
{
long sampleFrameCountThisTime;
do
{
sampleFrameCountThisTime = provider.ConsumeSampleFrames(buffer);
readSampleFrameCount += sampleFrameCountThisTime;
}while (sampleFrameCountThisTime == sampleFrameCountPerChunk && readSampleFrameCount < sampleFrameCount);
}
// Have to be flexible over the number of samples: the decoding may pad with a bit more samples than the file
// itself announces.
Assert.That(readSampleFrameCount, Is.GreaterThanOrEqualTo(sampleFrameCount));
}
}
public AudioSampleProvider GetAudioSampleProvider(ushort trackIndex)
{
bool flag = trackIndex >= this.GetAudioTrackCount();
if (flag)
{
throw new ArgumentOutOfRangeException("trackIndex", trackIndex, "VideoPlayback has " + this.GetAudioTrackCount().ToString() + " tracks.");
}
AudioSampleProvider audioSampleProvider = AudioSampleProvider.Lookup(this.GetAudioSampleProviderId(trackIndex), null, trackIndex);
bool flag2 = audioSampleProvider == null;
if (flag2)
{
throw new InvalidOperationException("VideoPlayback.GetAudioSampleProvider got null provider.");
}
bool flag3 = audioSampleProvider.owner != null;
if (flag3)
{
throw new InvalidOperationException("Internal error: VideoPlayback.GetAudioSampleProvider got unexpected non-null provider owner.");
}
bool flag4 = audioSampleProvider.trackIndex != trackIndex;
if (flag4)
{
throw new InvalidOperationException("Internal error: VideoPlayback.GetAudioSampleProvider got provider for track " + audioSampleProvider.trackIndex.ToString() + " instead of " + trackIndex.ToString());
}
return(audioSampleProvider);
}
public AudioSampleProvider GetAudioSampleProvider(ushort trackIndex)
{
if (trackIndex >= GetAudioTrackCount())
{
throw new ArgumentOutOfRangeException(
"trackIndex", trackIndex,
"VideoPlayback has " + GetAudioTrackCount() + " tracks.");
}
var provider = AudioSampleProvider.Lookup(GetAudioSampleProviderId(trackIndex), null, trackIndex);
if (provider == null)
{
throw new InvalidOperationException(
"VideoPlayback.GetAudioSampleProvider got null provider.");
}
if (provider.owner != null)
{
throw new InvalidOperationException(
"Internal error: VideoPlayback.GetAudioSampleProvider got unexpected non-null provider owner.");
}
if (provider.trackIndex != trackIndex)
{
throw new InvalidOperationException(
"Internal error: VideoPlayback.GetAudioSampleProvider got provider for track " +
provider.trackIndex + " instead of " + trackIndex);
}
return(provider);
}
static AudioSampleProvider CreateAudioSampleProvider(AudioClip audioClip, long startSampleFrameIndex = 0,
long endSampleFrameIndex = 0, bool loop = false, bool allowDrop = false)
{
return(AudioSampleProvider.Lookup(
audioClip.Internal_CreateAudioClipSampleProvider((ulong)startSampleFrameIndex, endSampleFrameIndex, loop, allowDrop),
null, 0));
}
public static AudioSampleProvider GetAudioSampleProvider(this VideoPlayer vp, ushort trackIndex)
{
var count = vp.controlledAudioTrackCount;
if (trackIndex >= count)
{
throw new ArgumentOutOfRangeException(
"trackIndex", trackIndex,
"VideoPlayer is currently configured with " + count + " tracks.");
}
var mode = vp.audioOutputMode;
if (mode != VideoAudioOutputMode.APIOnly)
{
throw new InvalidOperationException(
"VideoPlayer.GetAudioSampleProvider requires audioOutputMode to be APIOnly. " +
"Current: " + mode);
}
var provider = AudioSampleProvider.Lookup(
InternalGetAudioSampleProviderId(vp, trackIndex), vp, trackIndex);
if (provider == null)
{
throw new InvalidOperationException(
"VideoPlayer.GetAudioSampleProvider got null provider.");
}
if (provider.owner != vp)
{
throw new InvalidOperationException(
"Internal error: VideoPlayer.GetAudioSampleProvider got provider used by another object.");
}
if (provider.trackIndex != trackIndex)
{
throw new InvalidOperationException(
"Internal error: VideoPlayer.GetAudioSampleProvider got provider for track " +
provider.trackIndex + " instead of " + trackIndex);
}
return(provider);
}
void AddProviderToNode <TKernel>(DSPCommandBlock block, DSPNode node, int index = -1, float value = kSignalValueA, Providers item = Providers.VariableSizeArray, bool insert = true)
where TKernel : struct, IAudioKernel <NoParameters, Providers>
{
var provider = AudioSampleProvider.Create(kChannelCount, kSampleRate);
provider.enableSilencePadding = false;
var inputBuff = new NativeArray <float>(2 * kChannelCount * kDspBufferSize, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
for (int i = 0; i < inputBuff.Length; ++i)
{
inputBuff[i] = value;
}
provider.QueueSampleFrames(inputBuff);
inputBuff.Dispose();
if (insert)
{
block.InsertSampleProvider <NoParameters, Providers, TKernel>(provider.id, node, item, index);
}
else
{
block.SetSampleProvider <NoParameters, Providers, TKernel>(provider.id, node, item, index);
}
}
public static AudioSampleProvider GetAudioSampleProvider(this VideoPlayer vp, ushort trackIndex)
{
ushort controlledAudioTrackCount = vp.controlledAudioTrackCount;
bool flag = trackIndex >= controlledAudioTrackCount;
if (flag)
{
throw new ArgumentOutOfRangeException("trackIndex", trackIndex, "VideoPlayer is currently configured with " + controlledAudioTrackCount.ToString() + " tracks.");
}
VideoAudioOutputMode audioOutputMode = vp.audioOutputMode;
bool flag2 = audioOutputMode != VideoAudioOutputMode.APIOnly;
if (flag2)
{
throw new InvalidOperationException("VideoPlayer.GetAudioSampleProvider requires audioOutputMode to be APIOnly. Current: " + audioOutputMode.ToString());
}
AudioSampleProvider audioSampleProvider = AudioSampleProvider.Lookup(vp.InternalGetAudioSampleProviderId(trackIndex), vp, trackIndex);
bool flag3 = audioSampleProvider == null;
if (flag3)
{
throw new InvalidOperationException("VideoPlayer.GetAudioSampleProvider got null provider.");
}
bool flag4 = audioSampleProvider.owner != vp;
if (flag4)
{
throw new InvalidOperationException("Internal error: VideoPlayer.GetAudioSampleProvider got provider used by another object.");
}
bool flag5 = audioSampleProvider.trackIndex != trackIndex;
if (flag5)
{
throw new InvalidOperationException("Internal error: VideoPlayer.GetAudioSampleProvider got provider for track " + audioSampleProvider.trackIndex.ToString() + " instead of " + trackIndex.ToString());
}
return(audioSampleProvider);
}
public static AudioSampleProvider GetAudioSampleProvider(this VideoPlayer vp, ushort trackIndex)
{
ushort controlledAudioTrackCount = vp.controlledAudioTrackCount;
if (trackIndex >= controlledAudioTrackCount)
{
throw new ArgumentOutOfRangeException("trackIndex", trackIndex, "VideoPlayer is currently configured with " + controlledAudioTrackCount + " tracks.");
}
VideoAudioOutputMode audioOutputMode = vp.audioOutputMode;
if (audioOutputMode != VideoAudioOutputMode.APIOnly)
{
throw new InvalidOperationException("VideoPlayer.GetAudioSampleProvider requires audioOutputMode to be APIOnly. Current: " + audioOutputMode);
}
AudioSampleProvider audioSampleProvider = AudioSampleProvider.Lookup(VideoPlayerExtensions.InternalGetAudioSampleProviderId(vp, trackIndex), vp, trackIndex);
if (audioSampleProvider == null)
{
throw new InvalidOperationException("VideoPlayer.GetAudioSampleProvider got null provider.");
}
if (audioSampleProvider.owner != vp)
{
throw new InvalidOperationException("Internal error: VideoPlayer.GetAudioSampleProvider got provider used by another object.");
}
if (audioSampleProvider.trackIndex != trackIndex)
{
throw new InvalidOperationException(string.Concat(new object[]
{
"Internal error: VideoPlayer.GetAudioSampleProvider got provider for track ",
audioSampleProvider.trackIndex,
" instead of ",
trackIndex
}));
}
return(audioSampleProvider);
}
/// <summary>
/// Deallocates the sample provider.
/// </summary>
public void Release()
{
CheckValidAndThrow();
AudioSampleProvider.InternalRemove(ProviderHandle);
}
