android Bitmap->BGR字节数组
16lz
2021-01-23
http://m.blog.csdn.net/blog/u013547134/40918513#
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public byte[] getPixelsBGR(Bitmap image) { // calculate how many bytes our image consists of int bytes = image.getByteCount(); ByteBuffer buffer = ByteBuffer.allocate(bytes); // Create a new buffer image.copyPixelsToBuffer(buffer); // Move the byte data to the buffer byte[] temp = buffer.array(); // Get the underlying array containing the data. byte[] pixels = new byte[(temp.length/4) * 3]; // Allocate for BGR // Copy pixels into place for (int i = 0; i < temp.length/4; i++) { pixels[i * 3] = temp[i * 4 + 2];//B pixels[i * 3 + 1] = temp[i * 4 + 1]; //G pixels[i * 3 + 2] = temp[i * 4 ];//R } return pixels;}更多相关文章
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