From c34dac76fe97abd189b8433fb7908e6e3c9ebc82 Mon Sep 17 00:00:00 2001 From: xufulong <839789740@qq.com> Date: Mon, 28 Sep 2020 00:16:04 +0800 Subject: [PATCH] move start_time in front of input move start_time in front of input --- .../com/frank/ffmpeg/util/FFmpegUtil.java | 34 +++++++++---------- 1 file changed, 17 insertions(+), 17 deletions(-) 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 886ae61..46dd2e1 100644 --- a/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java +++ b/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java @@ -42,8 +42,8 @@ public class FFmpegUtil { * @return cut success or not */ public static String[] cutAudio(String srcFile, int startTime, int duration, String targetFile) { - String cutAudioCmd = "ffmpeg -i %s -acodec copy -vn -ss %d -t %d %s"; - cutAudioCmd = String.format(Locale.getDefault(), cutAudioCmd, srcFile, startTime, duration, targetFile); + String cutAudioCmd = "ffmpeg -ss %d -t %d -i %s -acodec copy -vn %s"; + cutAudioCmd = String.format(Locale.getDefault(), cutAudioCmd, startTime, duration, srcFile, targetFile); return cutAudioCmd.split(" "); } @@ -201,9 +201,9 @@ public class FFmpegUtil { * @return cut video success or not */ public static String[] cutVideo(String srcFile, int startTime, int duration, String targetFile) { - //assign encoders: ffmpeg -i %s -ss %d -t %d -acodec libmp3lame -vcodec libx264 %s - String cutVideoCmd = "ffmpeg -i %s -ss %d -t %d -acodec copy -vcodec copy %s"; - cutVideoCmd = String.format(Locale.getDefault(), cutVideoCmd, srcFile, startTime, duration, targetFile); + //assign encoders: ffmpeg -ss %d -t %d -i %s -acodec libmp3lame -vcodec libx264 %s + String cutVideoCmd = "ffmpeg -ss %d -t %d -i %s -acodec copy -vcodec copy %s"; + cutVideoCmd = String.format(Locale.getDefault(), cutVideoCmd, startTime, duration, srcFile, targetFile); return cutVideoCmd.split(" "); } @@ -216,8 +216,8 @@ public class FFmpegUtil { * @return screenshot success or not */ public static String[] screenShot(String srcFile, int time, String targetFile) { - String screenShotCmd = "ffmpeg -i %s -f image2 -ss %d -vframes 1 -an %s"; - screenShotCmd = String.format(Locale.getDefault(), screenShotCmd, srcFile, time, targetFile); + String screenShotCmd = "ffmpeg -ss %d -i %s -f image2 -vframes 1 -an %s"; + screenShotCmd = String.format(Locale.getDefault(), screenShotCmd, time, srcFile, targetFile); return screenShotCmd.split(" "); } @@ -296,9 +296,9 @@ public class FFmpegUtil { */ public static String[] generatePalette(String srcFile, int startTime, int duration, int frameRate, int width, String targetFile) { - String paletteCmd = "ffmpeg -i %s -ss %d -t %d -vf fps=%d,scale=%d:-1:flags=lanczos,palettegen %s"; - paletteCmd = String.format(Locale.getDefault(), paletteCmd, srcFile, startTime, - duration, frameRate, width, targetFile); + String paletteCmd = "ffmpeg -ss %d -t %d -i %s -vf fps=%d,scale=%d:-1:flags=lanczos,palettegen %s"; + paletteCmd = String.format(Locale.getDefault(), paletteCmd, startTime, + duration, srcFile, frameRate, width, targetFile); return paletteCmd.split(" "); } @@ -316,10 +316,10 @@ public class FFmpegUtil { */ public static String[] generateGifByPalette(String srcFile, String palette, int startTime, int duration, int frameRate, int width, String targetFile) { - String paletteGifCmd = "ffmpeg -i %s -i %s -ss %d -t %d -lavfi fps=%d,scale=%d:-1:flags=lanczos[x];[x][1:v]" + + String paletteGifCmd = "ffmpeg -ss %d -t %d -i %s -i %s -lavfi fps=%d,scale=%d:-1:flags=lanczos[x];[x][1:v]" + "paletteuse=dither=bayer:bayer_scale=3 %s"; - paletteGifCmd = String.format(Locale.getDefault(), paletteGifCmd, srcFile, palette, startTime, - duration, frameRate, width, targetFile); + paletteGifCmd = String.format(Locale.getDefault(), paletteGifCmd, startTime, + duration, srcFile, palette, frameRate, width, targetFile); return paletteGifCmd.split(" "); } @@ -434,11 +434,11 @@ public class FFmpegUtil { int frameRate, int width, String targetFile) { String toImage; if (width > 0) { - toImage = "ffmpeg -i %s -ss %d -t %d -an -vf fps=%d,scale=%d:-1 %s"; - toImage = String.format(Locale.CHINESE, toImage, inputFile, startTime, duration, frameRate, width, targetFile); + toImage = "ffmpeg -ss %d -t %d -i %s -an -vf fps=%d,scale=%d:-1 %s"; + toImage = String.format(Locale.CHINESE, toImage, startTime, duration, inputFile, frameRate, width, targetFile); } else { - toImage = "ffmpeg -i %s -ss %d -t %d -an -r %d %s"; - toImage = String.format(Locale.CHINESE, toImage, inputFile, startTime, duration, frameRate, targetFile); + toImage = "ffmpeg -ss %d -t %d -i %s -an -r %d %s"; + toImage = String.format(Locale.CHINESE, toImage, startTime, duration, inputFile, frameRate, targetFile); } toImage = toImage + "%3d.png"; return toImage.split(" ");