C# (CSharp) LibHeifNative.heif_encoder_list_parameters Examples

Example #1

File: HeifEncoder.cs Project: 0xC0000054/libheif-sharp

        /// <summary>
        /// Gets the encoder parameter list.
        /// </summary>
        /// <returns>The encoder parameter list.</returns>
        /// <exception cref="HeifException">An error occurred when creating the encoder parameter.</exception>
        private unsafe ReadOnlyCollection <IHeifEncoderParameter> GetEncoderParameterList()
        {
            var encoderParameters = new List <IHeifEncoderParameter>();

            var parameterList = LibHeifNative.heif_encoder_list_parameters(this.encoder);

            if (parameterList.Value != IntPtr.Zero)
            {
                var encoderParameter = (heif_encoder_parameter *)parameterList.Value;

                while (*encoderParameter != heif_encoder_parameter.Null)
                {
                    encoderParameters.Add(HeifEncoderParameterFactory.Create(this.encoder, *encoderParameter));

                    encoderParameter++;
                }
            }

            return(encoderParameters.AsReadOnly());
        }