Index: webrtc/api/java/android/org/webrtc/GlTextureFrameBuffer.java |
diff --git a/webrtc/api/java/android/org/webrtc/GlTextureFrameBuffer.java b/webrtc/api/java/android/org/webrtc/GlTextureFrameBuffer.java |
deleted file mode 100644 |
index a456010c1c64b4e69366f3a1831a9ea9215fac3d..0000000000000000000000000000000000000000 |
--- a/webrtc/api/java/android/org/webrtc/GlTextureFrameBuffer.java |
+++ /dev/null |
@@ -1,125 +0,0 @@ |
-/* |
- * Copyright 2015 The WebRTC project authors. All Rights Reserved. |
- * |
- * Use of this source code is governed by a BSD-style license |
- * that can be found in the LICENSE file in the root of the source |
- * tree. An additional intellectual property rights grant can be found |
- * in the file PATENTS. All contributing project authors may |
- * be found in the AUTHORS file in the root of the source tree. |
- */ |
- |
-package org.webrtc; |
- |
-import android.opengl.GLES20; |
- |
-/** |
- * Helper class for handling OpenGL framebuffer with only color attachment and no depth or stencil |
- * buffer. Intended for simple tasks such as texture copy, texture downscaling, and texture color |
- * conversion. |
- */ |
-// TODO(magjed): Add unittests for this class. |
-public class GlTextureFrameBuffer { |
- private final int frameBufferId; |
- private final int textureId; |
- private final int pixelFormat; |
- private int width; |
- private int height; |
- |
- /** |
- * Generate texture and framebuffer resources. An EGLContext must be bound on the current thread |
- * when calling this function. The framebuffer is not complete until setSize() is called. |
- */ |
- public GlTextureFrameBuffer(int pixelFormat) { |
- switch (pixelFormat) { |
- case GLES20.GL_LUMINANCE: |
- case GLES20.GL_RGB: |
- case GLES20.GL_RGBA: |
- this.pixelFormat = pixelFormat; |
- break; |
- default: |
- throw new IllegalArgumentException("Invalid pixel format: " + pixelFormat); |
- } |
- |
- textureId = GlUtil.generateTexture(GLES20.GL_TEXTURE_2D); |
- this.width = 0; |
- this.height = 0; |
- |
- // Create framebuffer object and bind it. |
- final int frameBuffers[] = new int[1]; |
- GLES20.glGenFramebuffers(1, frameBuffers, 0); |
- frameBufferId = frameBuffers[0]; |
- GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBufferId); |
- GlUtil.checkNoGLES2Error("Generate framebuffer"); |
- |
- // Attach the texture to the framebuffer as color attachment. |
- GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, |
- GLES20.GL_TEXTURE_2D, textureId, 0); |
- GlUtil.checkNoGLES2Error("Attach texture to framebuffer"); |
- |
- // Restore normal framebuffer. |
- GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0); |
- } |
- |
- /** |
- * (Re)allocate texture. Will do nothing if the requested size equals the current size. An |
- * EGLContext must be bound on the current thread when calling this function. Must be called at |
- * least once before using the framebuffer. May be called multiple times to change size. |
- */ |
- public void setSize(int width, int height) { |
- if (width == 0 || height == 0) { |
- throw new IllegalArgumentException("Invalid size: " + width + "x" + height); |
- } |
- if (width == this.width && height == this.height) { |
- return; |
- } |
- this.width = width; |
- this.height = height; |
- |
- // Bind our framebuffer. |
- GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, frameBufferId); |
- GlUtil.checkNoGLES2Error("glBindFramebuffer"); |
- |
- // Allocate texture. |
- GLES20.glActiveTexture(GLES20.GL_TEXTURE0); |
- GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureId); |
- GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, pixelFormat, width, height, 0, pixelFormat, |
- GLES20.GL_UNSIGNED_BYTE, null); |
- |
- // Check that the framebuffer is in a good state. |
- final int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER); |
- if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) { |
- throw new IllegalStateException("Framebuffer not complete, status: " + status); |
- } |
- |
- // Restore normal framebuffer. |
- GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0); |
- GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0); |
- } |
- |
- public int getWidth() { |
- return width; |
- } |
- |
- public int getHeight() { |
- return height; |
- } |
- |
- public int getFrameBufferId() { |
- return frameBufferId; |
- } |
- |
- public int getTextureId() { |
- return textureId; |
- } |
- |
- /** |
- * Release texture and framebuffer. An EGLContext must be bound on the current thread when calling |
- * this function. This object should not be used after this call. |
- */ |
- public void release() { |
- GLES20.glDeleteTextures(1, new int[] {textureId}, 0); |
- GLES20.glDeleteFramebuffers(1, new int[] {frameBufferId}, 0); |
- width = 0; |
- height = 0; |
- } |
-} |