mirror of
https://github.com/shadowfacts/lwjgl2-arm64.git
synced 2026-04-05 14:35:58 +00:00
Added support for NV_present_video and NV_video_capture.
Re-designed WindowsPeerInfo so that we can more easily use WGL extensions in the future.
This commit is contained in:
Ioannis Tsakpinis
parent
9b4b2f6f92
commit
eff8493ef6
20 changed files with 1264 additions and 40 deletions
122
src/java/org/lwjgl/opengl/NVPresentVideoUtil.java
Normal file
122
src/java/org/lwjgl/opengl/NVPresentVideoUtil.java
Normal file
|
|
@ -0,0 +1,122 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2011 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
package org.lwjgl.opengl;
|
||||
|
||||
import org.lwjgl.BufferChecks;
|
||||
import org.lwjgl.LWJGLUtil;
|
||||
|
||||
import java.nio.ByteBuffer;
|
||||
import java.nio.IntBuffer;
|
||||
import java.nio.LongBuffer;
|
||||
|
||||
/**
|
||||
* This class exposes the platform specific functionality present in the
|
||||
* NV_present_video extension.
|
||||
*
|
||||
* @author Spasi
|
||||
* @since 20/5/2011
|
||||
*/
|
||||
public final class NVPresentVideoUtil {
|
||||
|
||||
private NVPresentVideoUtil() {}
|
||||
|
||||
private static void checkExtension() {
|
||||
if ( LWJGLUtil.CHECKS && !GLContext.getCapabilities().GL_NV_present_video )
|
||||
throw new IllegalStateException("NV_present_video is not supported");
|
||||
}
|
||||
|
||||
private static ByteBuffer getPeerInfo() {
|
||||
return ContextGL.getCurrentContext().getPeerInfo().getHandle();
|
||||
}
|
||||
|
||||
/**
|
||||
* Enumerate the available video output devices. This method is the cross-platform
|
||||
* equivalent of glXEnumerateVideoDevicesNV and wglEnumerateVideoDevicesNV. Since they are
|
||||
* not really compatible, this method works like the WGL version. That is, you first
|
||||
* call it with a null devices buffer, get the number of devices, then call it again
|
||||
* with an appropriately sized buffer.
|
||||
*
|
||||
* @param devices the buffer to store devices in
|
||||
*
|
||||
* @return the number of available video output devices
|
||||
*/
|
||||
public static int glEnumerateVideoDevicesNV(LongBuffer devices) {
|
||||
checkExtension();
|
||||
|
||||
if ( devices != null )
|
||||
BufferChecks.checkBuffer(devices, 1);
|
||||
return nglEnumerateVideoDevicesNV(getPeerInfo(), devices, devices == null ? 0 : devices.position());
|
||||
}
|
||||
|
||||
private static native int nglEnumerateVideoDevicesNV(ByteBuffer peer_info, LongBuffer devices, int devices_position);
|
||||
|
||||
/**
|
||||
* Binds the video output device specified to one of the context's available video output slots.
|
||||
* This method is the cross-platform equivalent of glXBindVideoDeviceNV and wglBindVideoDeviceNV.
|
||||
* To release a video device without binding another device to the same slot, call it with
|
||||
* video_device set to 0 (will use INVALID_HANDLE_VALUE on WGL).
|
||||
*
|
||||
* @param video_slot the video slot
|
||||
* @param video_device the video device
|
||||
* @param attrib_list the attributes to use
|
||||
*
|
||||
* @return true if the binding was successful
|
||||
*/
|
||||
public static boolean glBindVideoDeviceNV(int video_slot, long video_device, IntBuffer attrib_list) {
|
||||
checkExtension();
|
||||
|
||||
if ( attrib_list != null )
|
||||
BufferChecks.checkNullTerminated(attrib_list);
|
||||
return nglBindVideoDeviceNV(getPeerInfo(), video_slot, video_device, attrib_list, attrib_list == null ? 0 : attrib_list.position());
|
||||
}
|
||||
|
||||
private static native boolean nglBindVideoDeviceNV(ByteBuffer peer_info, int video_slot, long video_device, IntBuffer attrib_list, int attrib_list_position);
|
||||
|
||||
/**
|
||||
* Queries an attribute associated with the current context. This method is the cross-platform
|
||||
* equivalent of glXQueryContext and wglQueryCurrentContextNV.
|
||||
*
|
||||
* @param attrib the attribute to query
|
||||
* @param value the buffer to store the value in
|
||||
*/
|
||||
public static boolean glQueryContextNV(int attrib, IntBuffer value) {
|
||||
checkExtension();
|
||||
|
||||
BufferChecks.checkBuffer(value, 1);
|
||||
ContextGL ctx = ContextGL.getCurrentContext();
|
||||
return nglQueryContextNV(ctx.getPeerInfo().getHandle(), ctx.getHandle(), attrib, value, value.position());
|
||||
}
|
||||
|
||||
private static native boolean nglQueryContextNV(ByteBuffer peer_info, ByteBuffer context_handle, int attrib, IntBuffer value, int value_position);
|
||||
|
||||
}
|
||||
153
src/java/org/lwjgl/opengl/NVVideoCaptureUtil.java
Normal file
153
src/java/org/lwjgl/opengl/NVVideoCaptureUtil.java
Normal file
|
|
@ -0,0 +1,153 @@
|
|||
/*
|
||||
* Copyright (c) 2002-2011 LWJGL Project
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* * Neither the name of 'LWJGL' nor the names of
|
||||
* its contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
package org.lwjgl.opengl;
|
||||
|
||||
import org.lwjgl.BufferChecks;
|
||||
import org.lwjgl.LWJGLUtil;
|
||||
|
||||
import java.nio.ByteBuffer;
|
||||
import java.nio.IntBuffer;
|
||||
import java.nio.LongBuffer;
|
||||
|
||||
/**
|
||||
* This class exposes the platform specific functionality present in the
|
||||
* NV_video_capture extension.
|
||||
*
|
||||
* @author Spasi
|
||||
* @since 20/5/2011
|
||||
*/
|
||||
public final class NVVideoCaptureUtil {
|
||||
|
||||
private NVVideoCaptureUtil() {}
|
||||
|
||||
private static void checkExtension() {
|
||||
if ( LWJGLUtil.CHECKS && !GLContext.getCapabilities().GL_NV_video_capture )
|
||||
throw new IllegalStateException("NV_video_capture is not supported");
|
||||
}
|
||||
|
||||
private static ByteBuffer getPeerInfo() {
|
||||
return ContextGL.getCurrentContext().getPeerInfo().getHandle();
|
||||
}
|
||||
|
||||
/**
|
||||
* After successfully locking a video capture device, use this method to bind it
|
||||
* to the capture slot specified in the current context. This method is the cross-
|
||||
* platform equivalent of glXBindVideoCaptureDeviceNV and wglBindVideoCaptureDeviceNV.
|
||||
*
|
||||
* @param video_slot the video slot
|
||||
* @param device the video capture device
|
||||
*
|
||||
* @return true if the binding was successful
|
||||
*/
|
||||
public static boolean glBindVideoCaptureDeviceNV(int video_slot, long device) {
|
||||
checkExtension();
|
||||
return nglBindVideoCaptureDeviceNV(getPeerInfo(), video_slot, device);
|
||||
}
|
||||
|
||||
private static native boolean nglBindVideoCaptureDeviceNV(ByteBuffer peer_info, int video_slot, long device);
|
||||
|
||||
/**
|
||||
* Enumerate the available video capture devices. This method is the cross-platform
|
||||
* equivalent of glXEnumerateVideoCaptureDevicesNV and wglEnumerateVideoCaptureDevicesNV.
|
||||
* Since they are not really compatible, this method works like the WGL version. That is,
|
||||
* you first call it with a null devices buffer, get the number of devices, then call it
|
||||
* again with an appropriately sized buffer.
|
||||
*
|
||||
* @param devices the buffer to store devices in
|
||||
*
|
||||
* @return the number of available video capture devices
|
||||
*/
|
||||
public static int glEnumerateVideoCaptureDevicesNV(LongBuffer devices) {
|
||||
checkExtension();
|
||||
|
||||
if ( devices != null )
|
||||
BufferChecks.checkBuffer(devices, 1);
|
||||
return nglEnumerateVideoCaptureDevicesNV(getPeerInfo(), devices, devices == null ? 0 : devices.position());
|
||||
}
|
||||
|
||||
private static native int nglEnumerateVideoCaptureDevicesNV(ByteBuffer peer_info, LongBuffer devices, int devices_position);
|
||||
|
||||
/**
|
||||
* To lock a video capture device to a display connection, use this method.
|
||||
* Before using a video capture device, it must be locked. Once a
|
||||
* video capture device is locked by a process, no other process can
|
||||
* lock a video capture device with the same unique ID until the lock
|
||||
* is released or the process ends.
|
||||
*
|
||||
* @param device the device to lock
|
||||
*
|
||||
* @return true if the lock was successful
|
||||
*/
|
||||
public static boolean glLockVideoCaptureDeviceNV(long device) {
|
||||
checkExtension();
|
||||
return nglLockVideoCaptureDeviceNV(getPeerInfo(), device);
|
||||
}
|
||||
|
||||
private static native boolean nglLockVideoCaptureDeviceNV(ByteBuffer peer_info, long device);
|
||||
|
||||
/**
|
||||
* Use this method to query the unique ID of the physical device backing a
|
||||
* video capture device handle.
|
||||
*
|
||||
* @param device the device
|
||||
* @param attribute the attribute to query
|
||||
* @param value the buffer to store the value in
|
||||
*
|
||||
* @return true if the query was successful
|
||||
*/
|
||||
public static boolean glQueryVideoCaptureDeviceNV(long device, int attribute, IntBuffer value) {
|
||||
checkExtension();
|
||||
|
||||
BufferChecks.checkBuffer(value, 1);
|
||||
return nglQueryVideoCaptureDeviceNV(getPeerInfo(), device, attribute, value, value.position());
|
||||
}
|
||||
|
||||
private static native boolean nglQueryVideoCaptureDeviceNV(ByteBuffer peer_info, long device, int attribute, IntBuffer value, int value_position);
|
||||
|
||||
/**
|
||||
* Use this method when finished capturing data on a locked video capture device
|
||||
* to unlock it.
|
||||
*
|
||||
* @param device the device
|
||||
*
|
||||
* @return true if the device was unlocked successfully
|
||||
*/
|
||||
public static boolean glReleaseVideoCaptureDeviceNV(long device) {
|
||||
checkExtension();
|
||||
return nglReleaseVideoCaptureDeviceNV(getPeerInfo(), device);
|
||||
}
|
||||
|
||||
private static native boolean nglReleaseVideoCaptureDeviceNV(ByteBuffer peer_info, long device);
|
||||
|
||||
}
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue