我使用画布把文字和图片合成一张新图 在分享出去 图片看起来非常模糊

Question

公司一个项目需要把文字和图片 二维码各种合成一张新图 但是分享出去后图片看起来比较模糊求大佬指导, R.mipmap.image_act_back);
int width = 480;//画布大小
int height = 853;//

// mBitmap =Bitmap.createBitmap(width,height, Bitmap.Config.ARGB_8888);
mBitmap =BitmapUtil.getBitmap(bitmap,width,height);
canvas = new Canvas(mBitmap);
int x = 30;
int y = 15;
//合成淘宝 (判断是淘宝还是拼多多)
Bitmap bitmap_tb = null;
if (shopType.equals("1")){
//淘宝
bitmap_tb = BitmapFactory.decodeResource(getResources(), R.mipmap.qbs_tb);
}else if (shopType.equals("3")){
bitmap_tb = BitmapFactory.decodeResource(getResources(), R.mipmap.qbs_pdd_order1);
}else if (shopType.equals("4")){
bitmap_tb = BitmapFactory.decodeResource(getResources(), R.mipmap.qbs_wph);
}
Bitmap bitmap2 = BitmapUtil.fitBitmap(bitmap_tb,x);
canvas.drawBitmap(bitmap2,x,y,mPicturePaint2);
//商品标题
TextPaint1.setAntiAlias(true);
TextPaint1.setTextSize(18);
TextPaint1.setColor(getResources().getColor(R.color.black));
String content1 = shopTitle.length()>22? shopTitle.substring(0,22):shopTitle;
int top2 = 30;
canvas.drawText(content1,x+40,x,TextPaint1);

        //第二行标题
        String content2;
        if (shopTitle.length()>34){
            content2 = shopTitle.substring(22,35)+"....";
        }else {
            content2 = shopTitle.length()>22? shopTitle.substring(23):shopTitle;
        }
        TextPaint1.setAntiAlias(true);
        TextPaint1.setTextSize(18);
        TextPaint1.setColor(getResources().getColor(R.color.black));
        top2 = top2+30;
        canvas.drawText(content2,x,top2,TextPaint1);
        //券后价格
        String content6 = "券后价:";
        TextPaint1.setAntiAlias(true);
        TextPaint1.setTextSize(24);
        TextPaint1.setColor(getResources().getColor(R.color.detail_prise));
        top2 = top2+40;
        canvas.drawText(content6,x,top2,TextPaint1);
        //券后价金额
        TextPaint1.setAntiAlias(true);
        TextPaint1.setTextSize(30);
        TextPaint1.setColor(getResources().getColor(R.color.detail_prise));
        String content8 = "￥"+price_after_coupons;
        canvas.drawText(content8,x+80,top2,TextPaint1);

// //券背景
// Bitmap bitmap_q = BitmapFactory.decodeResource(getResources(), R.mipmap.qbs_q_back);
// Bitmap bitmap_back = BitmapUtil.fitBitmap(bitmap_q,110);
// canvas.drawBitmap(bitmap_back,330,top2-15,mPicturePaint2);

        if (!price_coupons.equals("")){
            //券金额
            TextPaint1.setAntiAlias(true);
            TextPaint1.setTextSize(16);
            TextPaint1.setColor(getResources().getColor(R.color.detail_prise));//detail_prise
            String content4 = "券￥";
            canvas.drawText(content4,340,top2,TextPaint1);

            TextPaint1.setAntiAlias(true);
            TextPaint1.setTextSize(22);
            TextPaint1.setColor(getResources().getColor(R.color.detail_prise));
            String content5 = price_coupons+"";
            canvas.drawText(content5,340+30,top2,TextPaint1);
        }

        //原价
        TextPaint1.setAntiAlias(true);
        TextPaint1.setTextSize(16);
        TextPaint1.setColor(getResources().getColor(R.color.theme_black2));
        CharSequence content3 = "原价￥";
        top2 = top2+40;
        canvas.drawText(content3,0,content3.length(),x,top2,TextPaint1);

        //原价金额
        TextPaint1.setAntiAlias(true);
        TextPaint1.setTextSize(26);
        TextPaint1.setColor(getResources().getColor(R.color.theme_black2));
        CharSequence content7 =  price;
        canvas.drawText(content7,0,content7.length(),x+60,top2,TextPaint1);

        //商品图

// int logo = 0;
// Logger.e(TAG,"图片宽"+resource.getWidth()+"图片高"+resource.getHeight());
Bitmap bitmap_shop = BitmapUtil.fitBitmap(resource,width-50);
Logger.e(TAG,"图片宽"+bitmap_shop.getWidth()+"图片高"+bitmap_shop.getHeight());
top2 = top2+20;
// canvas = new Canvas(mBitmap);
// logo = top2;
canvas.drawBitmap(bitmap_shop,x,top2,mPicturePaint2);

        //公司logo
        Bitmap bitmap_logo = BitmapFactory.decodeResource(getResources(),  R.mipmap.ht_creat_logo);//qbs_creat_logo  icon_yfg
        Bitmap bitmap_log = BitmapUtil.fitBitmap(bitmap_logo,150);
        canvas.drawBitmap(bitmap_log,150,width+top2,mPicturePaint2);

        //二维码合成
        Bitmap Zxing = ZxingUtils.createQRCode(Wx_Url,300);
        int width1 = Zxing.getWidth();
        int height1 = Zxing.getHeight();
        Matrix matrix = new Matrix();
        matrix.postScale(0.35f,0.35f);
        Bitmap bitmap1 = Bitmap.createBitmap(Zxing, 0, 0, width1, height1, matrix, true);
        Logger.e("二维码宽","二维码宽"+bitmap1.getWidth());
        canvas.drawBitmap(bitmap1,353,width-20+top2,mPicturePaint1);
        canvas.save();
        canvas.restore();
        creat_pic.setImageBitmap(mBitmap);

Answer 1

https://blog.csdn.net/w20101310/article/details/60580156