com.nextbreakpoint.ffmpeg4java.SwsVector Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of com.nextbreakpoint.ffmpeg4java.windows Show documentation
FFmpeg4Java provides a Java wrapper of FFmpeg library
The newest version!
// Generated by jextract

package com.nextbreakpoint.ffmpeg4java;

import java.lang.invoke.*;
import java.lang.foreign.*;
import java.nio.ByteOrder;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

import static java.lang.foreign.ValueLayout.*;
import static java.lang.foreign.MemoryLayout.PathElement.*;

/**
 * {@snippet lang=c :
 * struct SwsVector {
 *     double *coeff;
 *     int length;
 * }
 * }
 */
public class SwsVector {

    SwsVector() {
        // Should not be called directly
    }

    private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
        Libffmpeg.C_POINTER.withName("coeff"),
        Libffmpeg.C_INT.withName("length"),
        MemoryLayout.paddingLayout(4)
    ).withName("SwsVector");

    /**
     * The layout of this struct
     */
    public static final GroupLayout layout() {
        return $LAYOUT;
    }

    private static final AddressLayout coeff$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("coeff"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * double *coeff
     * }
     */
    public static final AddressLayout coeff$layout() {
        return coeff$LAYOUT;
    }

    private static final long coeff$OFFSET = 0;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * double *coeff
     * }
     */
    public static final long coeff$offset() {
        return coeff$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * double *coeff
     * }
     */
    public static MemorySegment coeff(MemorySegment struct) {
        return struct.get(coeff$LAYOUT, coeff$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * double *coeff
     * }
     */
    public static void coeff(MemorySegment struct, MemorySegment fieldValue) {
        struct.set(coeff$LAYOUT, coeff$OFFSET, fieldValue);
    }

    private static final OfInt length$LAYOUT = (OfInt)$LAYOUT.select(groupElement("length"));

    /**
     * Layout for field:
     * {@snippet lang=c :
     * int length
     * }
     */
    public static final OfInt length$layout() {
        return length$LAYOUT;
    }

    private static final long length$OFFSET = 8;

    /**
     * Offset for field:
     * {@snippet lang=c :
     * int length
     * }
     */
    public static final long length$offset() {
        return length$OFFSET;
    }

    /**
     * Getter for field:
     * {@snippet lang=c :
     * int length
     * }
     */
    public static int length(MemorySegment struct) {
        return struct.get(length$LAYOUT, length$OFFSET);
    }

    /**
     * Setter for field:
     * {@snippet lang=c :
     * int length
     * }
     */
    public static void length(MemorySegment struct, int fieldValue) {
        struct.set(length$LAYOUT, length$OFFSET, fieldValue);
    }

    /**
     * Obtains a slice of {@code arrayParam} which selects the array element at {@code index}.
     * The returned segment has address {@code arrayParam.address() + index * layout().byteSize()}
     */
    public static MemorySegment asSlice(MemorySegment array, long index) {
        return array.asSlice(layout().byteSize() * index);
    }

    /**
     * The size (in bytes) of this struct
     */
    public static long sizeof() { return layout().byteSize(); }

    /**
     * Allocate a segment of size {@code layout().byteSize()} using {@code allocator}
     */
    public static MemorySegment allocate(SegmentAllocator allocator) {
        return allocator.allocate(layout());
    }

    /**
     * Allocate an array of size {@code elementCount} using {@code allocator}.
     * The returned segment has size {@code elementCount * layout().byteSize()}.
     */
    public static MemorySegment allocateArray(long elementCount, SegmentAllocator allocator) {
        return allocator.allocate(MemoryLayout.sequenceLayout(elementCount, layout()));
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction} (if any).
     * The returned segment has size {@code layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, Arena arena, Consumer cleanup) {
        return reinterpret(addr, 1, arena, cleanup);
    }

    /**
     * Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction} (if any).
     * The returned segment has size {@code elementCount * layout().byteSize()}
     */
    public static MemorySegment reinterpret(MemorySegment addr, long elementCount, Arena arena, Consumer cleanup) {
        return addr.reinterpret(layout().byteSize() * elementCount, arena, cleanup);
    }
}