public override void RecordFrame(RecordingSession session)
{
if (m_Inputs.Count != 1)
{
throw new Exception("Unsupported number of sources");
}
var input = (BaseRenderTextureInput)m_Inputs[0];
var frame = input.outputRT;
if (!m_ctx)
{
var settings = m_Settings.m_MP4EncoderSettings;
settings.video = true;
settings.audio = false;
settings.videoWidth = frame.width;
settings.videoHeight = frame.height;
settings.videoTargetFramerate = 60; // ?
m_ctx = fcAPI.fcMP4OSCreateContext(ref settings, BuildOutputPath(session));
}
fcAPI.fcLock(frame, TextureFormat.RGB24, (data, fmt) =>
{
fcAPI.fcMP4AddVideoFramePixels(m_ctx, data, fmt, session.m_CurrentFrameStartTS);
});
}
public override void RecordFrame(RecordingSession session)
{
if (m_Inputs.Count != 1)
{
throw new Exception("Unsupported number of sources");
}
var input = (BaseRenderTextureInput)m_Inputs[0];
var frame = input.outputRT;
if (!m_ctx)
{
var settings = m_Settings.m_MP4EncoderSettings;
settings.video = true;
settings.audio = false;
settings.videoWidth = frame.width;
settings.videoHeight = frame.height;
settings.videoTargetFramerate = (int)Math.Ceiling(m_Settings.m_FrameRate);
if (m_Settings.m_AutoSelectBR)
{
settings.videoTargetBitrate = (int)(((frame.width * frame.height / 1000.0) / 245 + 1.16) * (settings.videoTargetFramerate / 48.0 + 0.5) * 1000000);
}
var fileName = m_Settings.m_BaseFileName.BuildFileName(session, recordedFramesCount, frame.width, frame.height, "mp4");
var path = Path.Combine(m_Settings.m_DestinationPath.GetFullPath(), fileName);
m_ctx = fcAPI.fcMP4OSCreateContext(ref settings, path);
}
fcAPI.fcLock(frame, TextureFormat.RGB24, (data, fmt) =>
{
fcAPI.fcMP4AddVideoFramePixels(m_ctx, data, fmt, session.recorderTime);
});
}
public override void ResetRecordingState()
{
fcAPI.fcMP4DestroyContext(m_ctx);
m_ctx.ptr = IntPtr.Zero;
if(m_scratch_buffer != null)
{
m_scratch_buffer.Release();
m_scratch_buffer = null;
}
int capture_width = m_resolution_width;
int capture_height = (int)((float)m_resolution_width / ((float)m_cam.pixelWidth / (float)m_cam.pixelHeight));
m_scratch_buffer = new RenderTexture(capture_width, capture_height, 0, RenderTextureFormat.ARGB32);
m_scratch_buffer.wrapMode = TextureWrapMode.Repeat;
m_scratch_buffer.Create();
m_frame = 0;
fcAPI.fcMP4Config conf = default(fcAPI.fcMP4Config);
conf.setDefaults();
conf.video = m_video ? 1 : 0;
conf.audio = m_audio ? 1 : 0;
conf.video_width = m_scratch_buffer.width;
conf.video_height = m_scratch_buffer.height;
conf.video_framerate = m_frame_rate;
conf.video_bitrate = m_video_bitrate;
conf.video_max_frame = m_max_frame;
conf.video_max_data_size = m_max_data_size;
conf.audio_bitrate = m_audio_bitrate;
conf.audio_sampling_rate = AudioSettings.outputSampleRate;
switch (AudioSettings.speakerMode)
{
case AudioSpeakerMode.Mono: conf.audio_num_channels = 1; break;
case AudioSpeakerMode.Stereo: conf.audio_num_channels = 2; break;
// todo: maybe need more case
}
m_ctx = fcAPI.fcMP4CreateContext(ref conf);
}
