CocoPi_upgrade/preset/app/05_audioPlayer.py

#!/usr/bin/python
#version    :       2023.12.31
#language   :       ch
import os
from maix import display
from maix import image
from maix import camera
import time
import pyaudio
import wave
import sys
sys.path.append('/root/')
from CocoPi import BUTTON
image.load_freetype("/root/preset/fonts/SourceHanSansCN-Regular.otf")
key_A = BUTTON(14)
key_B = BUTTON(8)
key_C = BUTTON(13)
key_D = BUTTON(7)
camera.camera.config(size=(240,320))

buttonState=0
newState=0
oldState=0
def buttonDetect():
    global buttonState,newState,oldState,key_C
    newState=key_B.is_pressed()
    if newState == True and oldState == False:
        buttonState=1
    elif newState == False and oldState == True:
        buttonState=2
    else:
        buttonState=0
    oldState=newState


###需要查询的文件夹目录及文件格式后缀###
def getWavFileList(filePath="/root/user/audio/",selectFile=".wav"):
    import os
    FileList=[]
    aimFilePath=filePath
    aimFile=selectFile
    aimFileLenth=len(selectFile)*(-1)
    for root,dirs,files in os.walk(aimFilePath):
        for name in files:
            if str(name)[aimFileLenth:]==aimFile:
                FileList.append(name)
    return FileList

wavShow=getWavFileList()
print(wavShow)
audioNum=len(wavShow)
audioSelect=0
playState=0
playRunState=0

canvas = image.new(size = (320, 240))

while True:
    if audioNum==0:
        canvas.clear()
        canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 0,alpha=0.8)
        canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 216,alpha=0.8)
        canvas.draw_image((image.open("/root/preset/img/exit_ff0000_24x24.png")).rotate(0, adjust=0),288,216,alpha=1)
        canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(0, adjust=0),6,4,alpha=1)
        canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(180, adjust=0),296,4,alpha=1)
        canvas.draw_string(4, 140, "未找到WAV格式音频文件！", 1, color=(0, 255, 0))
        display.show(canvas)
    else:
        if key_C.is_pressed():
            while key_C.is_pressed():
                time.sleep(0.001)
            audioSelect=audioSelect-1
        elif key_D.is_pressed():
            while key_D.is_pressed():
                time.sleep(0.001)
            audioSelect=audioSelect+1
        else:
            buttonDetect()
            if buttonState==2:
                playState=1-playState
                print("playState",playState)
        if audioSelect>audioNum-1:
            audioSelect=0
        elif audioSelect<0:
            audioSelect=audioNum-1
        else:
            pass
        if playState==1:
            if playRunState==0:
                canvas.clear()
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 0,alpha=0.8)
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 216,alpha=0.8)
                canvas.draw_image((image.open("/root/preset/img/exit_ff0000_24x24.png")).rotate(0, adjust=0),288,216,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(0, adjust=0),6,4,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(180, adjust=0),296,4,alpha=1)
                canvas.draw_string(4, 80, "音频状态：正在播放！", 1, color=(0, 255, 0))
                canvas.draw_image((image.open("/root/preset/img/stop24.png")).rotate(0, adjust=0),4,216,alpha=1)
                canvas.draw_string(104, 218, wavShow[audioSelect], 1, color=(0, 255, 0))
                display.show(canvas)
                CHUNK = 1024
                wf = wave.open(r"/root/user/audio/"+wavShow[audioSelect], 'rb')
                p = pyaudio.PyAudio()
                stream = p.open(format=p.get_format_from_width(wf.getsampwidth()),channels=wf.getnchannels(),rate=wf.getframerate(),output=True)
                data = wf.readframes(CHUNK)
                playRunState=1
            elif playRunState==1:
                if len(data) > 0:
                    stream.write(data)
                    data = wf.readframes(CHUNK)
                else:
                    stream.stop_stream()
                    stream.close()
                    p.terminate()
                    canvas.clear()
                    canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 0,alpha=0.8)
                    canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 216,alpha=0.8)
                    canvas.draw_image((image.open("/root/preset/img/exit_ff0000_24x24.png")).rotate(0, adjust=0),288,216,alpha=1)
                    canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(0, adjust=0),6,4,alpha=1)
                    canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(180, adjust=0),296,4,alpha=1)
                    canvas.draw_string(4, 80, "音频状态：播放完成！", 1, color=(0, 255, 0))
                    canvas.draw_image((image.open("/root/preset/img/play24.png")).rotate(0, adjust=0),4,216,alpha=1)
                    canvas.draw_string(104, 218, wavShow[audioSelect], 1, color=(0, 255, 0))
                    display.show(canvas)
                    playRunState=0
                    playState=0
                    time.sleep(0.5)
            else:
                pass
        elif playState==0:
            if playRunState==0:
                canvas.clear()
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 0,alpha=0.8)
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 216,alpha=0.8)
                canvas.draw_image((image.open("/root/preset/img/exit_ff0000_24x24.png")).rotate(0, adjust=0),288,216,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(0, adjust=0),6,4,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(180, adjust=0),296,4,alpha=1)
                canvas.draw_string(4, 80, "音频状态：等待播放！", 1, color=(0, 255, 0))
                canvas.draw_image((image.open("/root/preset/img/play24.png")).rotate(0, adjust=0),4,216,alpha=1)
                canvas.draw_string(104, 218, wavShow[audioSelect], 1, color=(0, 255, 0))
                display.show(canvas)
                playRunState=0
            elif playRunState==1:
                stream.stop_stream()
                stream.close()
                p.terminate()
                canvas.clear()
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 0,alpha=0.8)
                canvas.draw_image(image.open("/root/preset/img/blackBlock_7f7f7f_320x24.jpg"), 0, 216,alpha=0.8)
                canvas.draw_image((image.open("/root/preset/img/exit_ff0000_24x24.png")).rotate(0, adjust=0),288,216,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(0, adjust=0),6,4,alpha=1)
                canvas.draw_image((image.open("/root/preset/img/left_ffffff_16x16.png")).rotate(180, adjust=0),296,4,alpha=1)
                canvas.draw_string(4, 80, "音频状态：播放结束！", 1, color=(0, 255, 0))
                canvas.draw_image((image.open("/root/preset/img/play24.png")).rotate(0, adjust=0),4,216,alpha=1)
                canvas.draw_string(4, 100, "音频路径："+wavShow[audioSelect], 1, color=(0, 255, 0))
                display.show(canvas)
                playRunState=0
            else:
                pass
        else:
            pass
        #canvas.clear()
        #canvas.draw_image((image.open("/root/user/audio/"+wavShowShow[audioSelect])),0,0)