Merge pull request #222 from luqiming666/master

代码优化：equalizer、视频拼接、Probe等
2 years ago · cb99f930be
parent c83d66a702 ee61c639f3
commit cb99f930be
10 changed files with 44 additions and 46 deletions
--- a/AndroidMedia/src/main/java/com/frank/androidmedia/controller/AudioEffectController.kt
+++ b/AndroidMedia/src/main/java/com/frank/androidmedia/controller/AudioEffectController.kt
@ -91,7 +91,7 @@ open class AudioEffectController(audioEffectCallback: AudioEffectCallback) {
            override fun onItemSelected(arg0: AdapterView<*>, arg1: View, arg2: Int, arg3: Long) {
                try {
                    mEqualizer!!.usePreset(arg2.toShort())
-                    val seekBarList: List<SeekBar>? = mAudioEffectCallback?.getSeeBarList()
+                    val seekBarList: List<SeekBar>? = mAudioEffectCallback?.getSeekBarList()
                    if (mBands > 0 && seekBarList != null && mEqualizer != null) {
                        for (band in 0 until mBands) {
                            seekBarList[band].progress = mEqualizer!!.getBandLevel(band.toShort()) - minEQLevel
--- a/AndroidMedia/src/main/java/com/frank/androidmedia/listener/AudioEffectCallback.kt
+++ b/AndroidMedia/src/main/java/com/frank/androidmedia/listener/AudioEffectCallback.kt
@ -12,7 +12,7 @@ import java.util.ArrayList
 */
 interface AudioEffectCallback {

-    fun getSeeBarList(): List<SeekBar>?
+    fun getSeekBarList(): List<SeekBar>?

    fun setEqualizerList(maxProgress: Int, equalizerList: ArrayList<Pair<*, *>>)

--- a/app/src/main/java/com/frank/ffmpeg/activity/AudioEffectActivity.kt
+++ b/app/src/main/java/com/frank/ffmpeg/activity/AudioEffectActivity.kt
@ -15,7 +15,7 @@ import com.frank.androidmedia.controller.AudioEffectController
 import com.frank.androidmedia.listener.AudioEffectCallback
 import com.frank.ffmpeg.R
 import com.frank.ffmpeg.adapter.EqualizerAdapter
-import com.frank.ffmpeg.listener.OnSeeBarListener
+import com.frank.ffmpeg.listener.OnSeekBarListener
 import com.frank.ffmpeg.util.FileUtil
 import com.frank.ffmpeg.view.VisualizerView
 import java.io.IOException
@ -25,11 +25,11 @@ import java.util.ArrayList
 * Audio effect: equalizer, enhancer, visualizer, bassBoost
 * Created by frank on 2020/10/20.
 */
-class AudioEffectActivity : BaseActivity(), OnSeeBarListener, AudioEffectCallback {
+class AudioEffectActivity : BaseActivity(), OnSeekBarListener, AudioEffectCallback {

    companion object {

-        private val audioPath = Environment.getExternalStorageDirectory().path + "/tiger.mp3"
+        private var audioPath = Environment.getExternalStorageDirectory().path + "/tiger.mp3"
    }

    private var mPlayer: MediaPlayer? = null
@ -48,12 +48,13 @@ class AudioEffectActivity : BaseActivity(), OnSeeBarListener, AudioEffectCallbac
            Manifest.permission.MODIFY_AUDIO_SETTINGS)

    private val onPreparedListener = MediaPlayer.OnPreparedListener {
-        mAudioEffectController = AudioEffectController(this)
-        mAudioEffectController?.setupEqualizer(mPlayer!!.audioSessionId)
-        mAudioEffectController?.setupPresetStyle(this@AudioEffectActivity, spinnerStyle!!)
-        mAudioEffectController?.setupBassBoost(mPlayer!!.audioSessionId, barBassBoost!!)
-        mAudioEffectController?.setLoudnessEnhancer(mPlayer!!.audioSessionId, barEnhancer!!)
-        mAudioEffectController?.setupVisualizer(mPlayer!!.audioSessionId)
+        mAudioEffectController = AudioEffectController(this).apply {
+            setupEqualizer(mPlayer!!.audioSessionId)
+            setupPresetStyle(this@AudioEffectActivity, spinnerStyle!!)
+            setupBassBoost(mPlayer!!.audioSessionId, barBassBoost!!)
+            setLoudnessEnhancer(mPlayer!!.audioSessionId, barEnhancer!!)
+            setupVisualizer(mPlayer!!.audioSessionId)
+        }

        mPlayer!!.start()
    }
@ -95,10 +96,11 @@ class AudioEffectActivity : BaseActivity(), OnSeeBarListener, AudioEffectCallbac
            return
        }
        try {
-            mPlayer = MediaPlayer()
-            mPlayer!!.setDataSource(audioPath)
-            mPlayer!!.setOnPreparedListener(onPreparedListener)
-            mPlayer!!.prepareAsync()
+            mPlayer = MediaPlayer().apply {
+                setDataSource(audioPath)
+                setOnPreparedListener(onPreparedListener)
+                prepareAsync()
+            }
        } catch (e: IOException) {
            Log.e("AudioEffect", "play error=$e")
        }
@ -113,17 +115,18 @@ class AudioEffectActivity : BaseActivity(), OnSeeBarListener, AudioEffectCallbac
    }

    override fun onSelectedFile(filePath: String) {
-
+        audioPath = filePath
+        initPlayer()
    }

    override fun setEqualizerList(maxProgress: Int, equalizerList: ArrayList<Pair<*, *>>) {
-        if (equalizerAdapter != null) {
-            equalizerAdapter!!.setMaxProgress(maxProgress)
-            equalizerAdapter!!.setEqualizerList(equalizerList)
+        equalizerAdapter?.let {
+            it.setMaxProgress(maxProgress)
+            it.setEqualizerList(equalizerList)
        }
    }

-    override fun getSeeBarList(): List<SeekBar>? {
+    override fun getSeekBarList(): List<SeekBar>? {
        return equalizerAdapter?.getSeekBarList()
    }

--- a/app/src/main/java/com/frank/ffmpeg/activity/EqualizerActivity.kt
+++ b/app/src/main/java/com/frank/ffmpeg/activity/EqualizerActivity.kt
@ -12,12 +12,12 @@ import androidx.recyclerview.widget.RecyclerView
 import com.frank.ffmpeg.AudioPlayer
 import com.frank.ffmpeg.R
 import com.frank.ffmpeg.adapter.EqualizerAdapter
-import com.frank.ffmpeg.listener.OnSeeBarListener
+import com.frank.ffmpeg.listener.OnSeekBarListener
 import com.frank.ffmpeg.view.VisualizerView
 import java.lang.StringBuilder
 import java.util.ArrayList

-class EqualizerActivity : BaseActivity(), OnSeeBarListener {
+class EqualizerActivity : BaseActivity(), OnSeekBarListener {

    // unit: Hz  gain:0-20
    /*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--- a/app/src/main/java/com/frank/ffmpeg/activity/ProbeFormatActivity.kt
+++ b/app/src/main/java/com/frank/ffmpeg/activity/ProbeFormatActivity.kt
@ -57,9 +57,8 @@ class ProbeFormatActivity : BaseActivity() {
                MSG_FINISH -> {
                    progressProbe!!.visibility = View.GONE
                    layoutProbe!!.visibility = View.VISIBLE
-                    val result = msg.obj?: msg.obj
-                    if (result != null) {
-                        val mediaInfo = JsonParseTool.stringFormat(result as MediaBean)
+                    if (msg.obj != null) {
+                        val mediaInfo = JsonParseTool.stringFormat(msg.obj as MediaBean)
                        if (!mediaInfo.isNullOrEmpty() && txtProbeFormat != null) {
                            txtProbeFormat!!.text = mediaInfo
                        }
@ -108,6 +107,7 @@ class ProbeFormatActivity : BaseActivity() {

        when (view?.id) {
            R.id.btn_probe_format -> {
+                findViewById<ImageView>(R.id.img_frame).setImageBitmap(null)
                doHandleProbe(filePath)
            }
            R.id.btn_retrieve_format -> {
@ -188,7 +188,12 @@ class ProbeFormatActivity : BaseActivity() {
            mHandler.obtainMessage(MSG_INFO, resultBuilder.toString()).sendToTarget()

            // Retrieve frame with timeUs
-            val bitmap = retriever.getFrameAtTime(5 * 1000000)
+            val frameTime = if (duration != null) {
+                duration.toLong() / 3 * 1000
+            } else {
+                5 * 1000000
+            }
+            val bitmap = retriever.getFrameAtTime(frameTime)
            // Retrieve audio thumbnail, if it has embedded
 //            val bitmap = retriever.audioThumbnail
            if (bitmap != null) {
--- a/app/src/main/java/com/frank/ffmpeg/activity/VideoHandleActivity.kt
+++ b/app/src/main/java/com/frank/ffmpeg/activity/VideoHandleActivity.kt
@ -377,15 +377,10 @@ class VideoHandleActivity : BaseActivity() {
            Log.e(TAG, "width=$width--height=$height")
        }
        val transformCmd2 = FFmpegUtil.transformVideoWithEncode(appendPath, width, height, outputPath2)
-        val fileList = ArrayList<String>()
-        fileList.add(outputPath1)
-        fileList.add(outputPath2)
+        val fileList = listOf(outputPath1, outputPath2)
        FileUtil.createListFile(listPath, fileList)
        val jointVideoCmd = FFmpegUtil.jointVideo(listPath, targetPath)
-        val commandList = ArrayList<Array<String>>()
-        commandList.add(transformCmd1)
-        commandList.add(transformCmd2)
-        commandList.add(jointVideoCmd)
+        val commandList = listOf(transformCmd1, transformCmd2, jointVideoCmd)
        ffmpegHandler!!.executeFFmpegCmds(commandList)
    }

--- a/app/src/main/java/com/frank/ffmpeg/adapter/EqualizerAdapter.kt
+++ b/app/src/main/java/com/frank/ffmpeg/adapter/EqualizerAdapter.kt
@ -10,7 +10,7 @@ import android.widget.TextView
 import androidx.recyclerview.widget.RecyclerView

 import com.frank.ffmpeg.R
-import com.frank.ffmpeg.listener.OnSeeBarListener
+import com.frank.ffmpeg.listener.OnSeekBarListener

 import java.util.ArrayList

@ -20,7 +20,7 @@ import java.util.ArrayList
 * @desc Adapter of equalizer
 */

-class EqualizerAdapter(private val context: Context, private val onSeeBarListener: OnSeeBarListener?) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
+class EqualizerAdapter(private val context: Context, private val onSeekBarListener: OnSeekBarListener?) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {

    private var equalizerList: List<Pair<*, *>>? = ArrayList()
    private val seekBarList = ArrayList<SeekBar>()
@ -51,7 +51,7 @@ class EqualizerAdapter(private val context: Context, private val onSeeBarListene
            }

            override fun onStopTrackingTouch(seekBar: SeekBar) {
-                onSeeBarListener?.onProgress(i, seekBar.progress)
+                onSeekBarListener?.onProgress(i, seekBar.progress)
            }
        })
    }
--- a/app/src/main/java/com/frank/ffmpeg/listener/OnSeekBarListener.kt
+++ b/app/src/main/java/com/frank/ffmpeg/listener/OnSeekBarListener.kt
@ -1,5 +1,5 @@
 package com.frank.ffmpeg.listener

-interface OnSeeBarListener {
+interface OnSeekBarListener {
    fun onProgress(index: Int, progress: Int)
 }
--- a/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java
+++ b/app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java
@ -244,14 +244,9 @@ public class FFmpegUtil {
         |   10b  |   11b  |   12b  |   13b  |   14b  |   15b  |   16b  |   17b  |   18b  |
         |   1480 |   2093 |   2960 |   4186 |   5920 |   8372 |  11840 |  16744 |  20000 |
         |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/
-        StringBuilder builder = new StringBuilder();
-        for (String band:bandList) {
-            builder.append(band).append(":");
-        }
-        builder.deleteCharAt(builder.length() - 1);
-        // "ffmpeg -i %s -af superequalizer=%s -y %s"
+        String bands = String.join(":", bandList);
        String equalizerCmd = "ffmpeg -i -af superequalizer=%s -y";
-        equalizerCmd = String.format(Locale.getDefault(), equalizerCmd, builder.toString());
+        equalizerCmd = String.format(Locale.getDefault(), equalizerCmd, bands);
        return insert(equalizerCmd.split(" "), 2, inputPath, outputPath);
    }

@ -359,7 +354,7 @@ public class FFmpegUtil {
     */
    public static String[] jointVideo(String fileListPath, String outputPath) {
        // ffmpeg -f concat -safe 0 -i %s -c copy %s
-        String jointVideoCmd = "ffmpeg -f concat -safe 0 -i file.txt -c copy %s";
+        String jointVideoCmd = "ffmpeg -f concat -safe 0 -i -c copy -y";
        return insert(jointVideoCmd.split(" "), 6, fileListPath, outputPath);
    }