From 2a6ce9b6acc21c611c174963b73a882d9c1ae106 Mon Sep 17 00:00:00 2001 From: xufuji456 <839789740@qq.com> Date: Thu, 8 Jul 2021 08:43:36 +0800 Subject: [PATCH] update the formulation of mixer --- app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java b/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java index e925ceb..cdb9342 100644 --- a/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java +++ b/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java @@ -83,7 +83,7 @@ public class FFmpegUtil { mixAudioCmd = String.format(mixAudioCmd, inputPath, mixFile, outputPath); return mixAudioCmd.split(" "); } - //mixing formula: value = sample1 + sample2 - (sample1 * sample2 / (pow(2, 16-1) - 1)) + //mixing formula: value = sample1 + sample2 - ((sample1 * sample2) >> 0x10) /** * Set echo and delay effect