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Signed-off-by: Leo Ma <begeekmyfriend@gmail.com>
camera2
Leo Ma 9 years ago
parent cc90c1a594
commit dea9e8631e
1 changed files with 0 additions and 214 deletions
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app/src/main/java/com/seu/magicfilter/base/MagicCameraInputFilter.java
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package com.seu.magicfilter.base;
import java.nio.FloatBuffer;
import android.opengl.GLES11Ext;
import android.opengl.GLES20;
import net.ossrs.yasea.R;
import com.seu.magicfilter.base.gpuimage.GPUImageFilter;
import com.seu.magicfilter.utils.OpenGlUtils;
public class MagicCameraInputFilter extends GPUImageFilter{
private float[] mTextureTransformMatrix;
private int mTextureTransformMatrixLocation;
private int mSingleStepOffsetLocation;
private int mParamsLocation;
private int[] mFrameBuffers = null;
private int[] mFrameBufferTextures = null;
private int mFrameWidth = -1;
private int mFrameHeight = -1;
public MagicCameraInputFilter(){
super(OpenGlUtils.readShaderFromRawResource(R.raw.default_vertex) ,
OpenGlUtils.readShaderFromRawResource(R.raw.default_fragment));
}
protected void onInit() {
super.onInit();
mTextureTransformMatrixLocation = GLES20.glGetUniformLocation(mGLProgId, "textureTransform");
mSingleStepOffsetLocation = GLES20.glGetUniformLocation(getProgram(), "singleStepOffset");
mParamsLocation = GLES20.glGetUniformLocation(getProgram(), "params");
setBeautyLevel(0);
}
public void setTextureTransformMatrix(float[] mtx){
mTextureTransformMatrix = mtx;
}
@Override
public int onDrawFrame(int textureId) {
GLES20.glUseProgram(mGLProgId);
runPendingOnDrawTasks();
if(!isInitialized()) {
return OpenGlUtils.NOT_INIT;
}
mGLCubeBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribPosition, 2, GLES20.GL_FLOAT, false, 0, mGLCubeBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribPosition);
mGLTextureBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribTextureCoordinate, 2, GLES20.GL_FLOAT, false, 0, mGLTextureBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glUniformMatrix4fv(mTextureTransformMatrixLocation, 1, false, mTextureTransformMatrix, 0);
if(textureId != OpenGlUtils.NO_TEXTURE){
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, textureId);
GLES20.glUniform1i(mGLUniformTexture, 0);
}
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
GLES20.glDisableVertexAttribArray(mGLAttribPosition);
GLES20.glDisableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, 0);
return OpenGlUtils.ON_DRAWN;
}
@Override
public int onDrawFrame(int textureId, FloatBuffer vertexBuffer, FloatBuffer textureBuffer) {
GLES20.glUseProgram(mGLProgId);
runPendingOnDrawTasks();
if(!isInitialized()) {
return OpenGlUtils.NOT_INIT;
}
vertexBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribPosition, 2, GLES20.GL_FLOAT, false, 0, vertexBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribPosition);
textureBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribTextureCoordinate, 2, GLES20.GL_FLOAT, false, 0, textureBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glUniformMatrix4fv(mTextureTransformMatrixLocation, 1, false, mTextureTransformMatrix, 0);
if(textureId != OpenGlUtils.NO_TEXTURE){
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, textureId);
GLES20.glUniform1i(mGLUniformTexture, 0);
}
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
GLES20.glDisableVertexAttribArray(mGLAttribPosition);
GLES20.glDisableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, 0);
return OpenGlUtils.ON_DRAWN;
}
public int onDrawToTexture(final int textureId) {
if(mFrameBuffers == null)
return OpenGlUtils.NO_TEXTURE;
runPendingOnDrawTasks();
GLES20.glViewport(0, 0, mFrameWidth, mFrameHeight);
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, mFrameBuffers[0]);
GLES20.glUseProgram(mGLProgId);
if(!isInitialized()) {
return OpenGlUtils.NOT_INIT;
}
mGLCubeBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribPosition, 2, GLES20.GL_FLOAT, false, 0, mGLCubeBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribPosition);
mGLTextureBuffer.position(0);
GLES20.glVertexAttribPointer(mGLAttribTextureCoordinate, 2, GLES20.GL_FLOAT, false, 0, mGLTextureBuffer);
GLES20.glEnableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glUniformMatrix4fv(mTextureTransformMatrixLocation, 1, false, mTextureTransformMatrix, 0);
if(textureId != OpenGlUtils.NO_TEXTURE){
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, textureId);
GLES20.glUniform1i(mGLUniformTexture, 0);
}
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
GLES20.glDisableVertexAttribArray(mGLAttribPosition);
GLES20.glDisableVertexAttribArray(mGLAttribTextureCoordinate);
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, 0);
//GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
GLES20.glViewport(0, 0, mOutputWidth, mOutputHeight);
return mFrameBufferTextures[0];
}
public void initCameraFrameBuffer(int width, int height) {
if(mFrameBuffers != null && (mFrameWidth != width || mFrameHeight != height))
destroyFramebuffers();
if (mFrameBuffers == null) {
mFrameWidth = width;
mFrameHeight = height;
mFrameBuffers = new int[1];
mFrameBufferTextures = new int[1];
GLES20.glGenFramebuffers(1, mFrameBuffers, 0);
GLES20.glGenTextures(1, mFrameBufferTextures, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, mFrameBufferTextures[0]);
GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0,
GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, mFrameBuffers[0]);
GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0,
GLES20.GL_TEXTURE_2D, mFrameBufferTextures[0], 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0);
GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
}
}
public void destroyFramebuffers() {
if (mFrameBufferTextures != null) {
GLES20.glDeleteTextures(1, mFrameBufferTextures, 0);
mFrameBufferTextures = null;
}
if (mFrameBuffers != null) {
GLES20.glDeleteFramebuffers(1, mFrameBuffers, 0);
mFrameBuffers = null;
}
mFrameWidth = -1;
mFrameHeight = -1;
}
private void setTexelSize(final float w, final float h) {
setFloatVec2(mSingleStepOffsetLocation, new float[] {2.0f / w, 2.0f / h});
}
@Override
public void onInputSizeChanged(final int width, final int height) {
super.onInputSizeChanged(width, height);
setTexelSize(width, height);
}
public void setBeautyLevel(int level){
switch (level) {
case 0:
setFloat(mParamsLocation, 0.0f);
break;
case 1:
setFloat(mParamsLocation, 1.0f);
break;
case 2:
setFloat(mParamsLocation, 0.8f);
break;
case 3:
setFloat(mParamsLocation,0.6f);
break;
case 4:
setFloat(mParamsLocation, 0.4f);
break;
case 5:
setFloat(mParamsLocation,0.33f);
break;
default:
break;
}
}
@Override
protected void onDestroy() {
super.onDestroy();
destroyFramebuffers();
}
}
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