public void SetConfiguration(VpxCodecEncoderConfiguration config)
{
if (config == null)
{
throw new ArgumentNullException(nameof(config));
}
VpxMarshal.vpx_codec_enc_config_set(ctx, config.Handle);
}
public void Encode(VpxImage image, int presentationTimestamp, ulong duration, VpxEncoderFlags flags, VpxDeadline deadline)
{
var err = VpxMarshal.vpx_codec_encode(ctx, image.Handle, presentationTimestamp, duration, flags, deadline);
if (err != VpxCodecError.OK)
{
throw new VpxInteropException(err);
}
}
public void Dispose()
{
if (release)
{
release = false;
if (ImageData.Handle == IntPtr.Zero)
{
VpxMarshal.vpx_img_free(Handle);
}
Marshal.FreeHGlobal(Handle.Handle);
}
}
public static VpxCodecEncoderConfiguration CreateDefault(VpxCodec codec)
{
vpx_codec_enc_cfg cfg;
VpxCodecError error;
error = VpxMarshal.vpx_codec_enc_config_default(codec.Handle, out cfg, 0);
if (error != VpxCodecError.OK)
{
throw new VpxInteropException(error);
}
var ptr = Vpx.AllocateHGlobalPointerOfStruct(cfg);
return(new VpxCodecEncoderConfiguration(ptr, true));
}
public VpxEncoder(VpxCodec codec, VpxCodecEncoderConfiguration config, VpxCodecFlags flags)
{
if (codec == null)
{
throw new ArgumentNullException(nameof(codec));
}
config = config ?? VpxCodecEncoderConfiguration.CreateDefault(codec);
vpx_codec_ctx enc;
var error = VpxMarshal.vpx_codec_enc_init_ver(out enc, codec.Handle, config.Handle, flags, VpxMarshal.EncoderAbiVersion);
if (error != VpxCodecError.OK)
{
throw new VpxInteropException(error);
}
ctx = Vpx.AllocateHGlobalPointerOfStruct(enc);
}
public VpxImage(VpxImageFormat format, int width, int height, int align)
{
Handle = VpxMarshal.vpx_img_alloc(new Pointer <vpx_image> (IntPtr.Zero), format, (uint)width, (uint)height, (uint)align);
release = true;
}
public void Flip()
{
VpxMarshal.vpx_img_flip(Handle);
}
public void SetRect(int x, int y, int width, int height)
{
var error = VpxMarshal.vpx_img_set_rect(Handle, (uint)x, (uint)y, (uint)width, (uint)height);
}
public VpxImage(VpxImageFormat format, int width, int height, int align, Pointer <byte> imageData)
{
Handle = VpxMarshal.vpx_img_wrap(new Pointer <vpx_image> (IntPtr.Zero), format, (uint)width, (uint)height, (uint)align, imageData);
ImageData = imageData;
release = true;
}
static string ToMessageAddendum(VpxCodecError error)
{
return(error == VpxCodecError.OK ? null : " : " + Marshal.PtrToStringAuto(VpxMarshal.vpx_codec_err_to_string(error)));
}
public void SetCxDataBuffer(Pointer <VpxFixedBuffer> buffer, int padBefore, int padAfter)
{
VpxMarshal.vpx_codec_set_cx_data_buf(ctx, buffer, (uint)padBefore, (uint)padAfter);
}
public VpxFixedBuffer GetGlobalHeaders()
{
var ptr = VpxMarshal.vpx_codec_get_global_headers(ctx);
return((ptr.Handle == IntPtr.Zero) ? default(VpxFixedBuffer) : (VpxFixedBuffer)Marshal.PtrToStructure(VpxMarshal.vpx_codec_get_global_headers(ctx), typeof(VpxFixedBuffer)));
}
