Update

README.md

@@ -3,5 +3,5 @@
 
 修改于Spek[官网地址](http://spek.cc), [Github仓库地址](https://github.com/alexkay/spek)
 
-运行效果
-![0](https://github.com/Greedysky/qt-spek/blob/master/demo.jpg?raw=true)
+![0](https://github.com/Greedysky/qt-spek/blob/master/demo.jpg?raw=true)
+![1](https://github.com/Greedysky/qt-spek/blob/master/demo2.jpg?raw=true)

main.cpp

@@ -8,7 +8,7 @@ int main(int argc, char *argv[])
     SpekSpectrogram w;
     w.show();
 
-    w.open("filePath");
+    w.open("F:\\KuGou\\J.Fla - Shape Of You.mp3");
 
     return a.exec();
 }

spek-audio.cc

@@ -193,7 +193,7 @@ AudioFileImpl::AudioFileImpl(
     this->packet.data = nullptr;
     this->packet.size = 0;
     this->offset = 0;
-    this->frame = av_frame_alloc();
+    this->frame = avcodec_alloc_frame();
     this->buffer_len = 0;
     this->buffer = nullptr;
     this->frames_per_interval = 0;
@@ -207,13 +207,13 @@ AudioFileImpl::~AudioFileImpl()
         av_freep(&this->buffer);
     }
     if (this->frame) {
-        av_frame_free(&this->frame);
+        avcodec_free_frame(&this->frame);
     }
     if (this->packet.data) {
         this->packet.data -= this->offset;
         this->packet.size += this->offset;
         this->offset = 0;
-        av_packet_unref(&this->packet);
+        av_free_packet(&this->packet);
     }
     if (this->format_context) {
         if (this->audio_stream >= 0) {
@@ -250,7 +250,7 @@ int AudioFileImpl::read()
 
     for (;;) {
         while (this->packet.size > 0) {
-            av_frame_unref(this->frame);
+//            avcodec_free_frame(&this->frame);
             auto codec_context = this->format_context->streams[this->audio_stream]->codec;
             int got_frame = 0;
             int len = avcodec_decode_audio4(codec_context, this->frame, &got_frame, &this->packet);
@@ -318,15 +318,15 @@ int AudioFileImpl::read()
             this->packet.data -= this->offset;
             this->packet.size += this->offset;
             this->offset = 0;
-            av_packet_unref(&this->packet);
+            av_free_packet(&this->packet);
         }
 
         int res = 0;
         while ((res = av_read_frame(this->format_context, &this->packet)) >= 0) {
             if (this->packet.stream_index == this->audio_stream) {
                 break;
             }
-            av_packet_unref(&this->packet);
+            av_free_packet(&this->packet);
         }
         if (res < 0) {
             // End of file or error.

spek-palette.cc

@@ -81,7 +81,7 @@ static uint32_t mono(double level)
     return (v << 16) + (v << 8) + v;
 }
 
-uint32_t spek_palette(enum palette palette, double level) {
+uint32_t spek_palette(Palette palette, double level) {
     switch (palette) {
     case PALETTE_SPECTRUM:
         return spectrum(level);

spek-palette.h

@@ -3,14 +3,14 @@
 
 #include <stdint.h>
 
-enum palette {
+typedef enum palette {
     PALETTE_SPECTRUM,
     PALETTE_SOX,
     PALETTE_MONO,
     PALETTE_COUNT,
     PALETTE_DEFAULT = PALETTE_SOX,
-};
+}Palette;
 
-uint32_t spek_palette(enum palette palette, double level);
+uint32_t spek_palette(Palette palette, double level);
 
 #endif

spek-spectrogram.cc

@@ -41,7 +41,7 @@ SpekSpectrogram::SpekSpectrogram(QWidget *parent) :
     window_function(WINDOW_DEFAULT),
     duration(0.0),
     sample_rate(0),
-    palette(PALETTE_DEFAULT),
+    palette(PALETTE_SPECTRUM),
     prev_width(-1),
     fft_bits(FFT_BITS),
     urange(URANGE),

spek-spectrogram.h

@@ -25,7 +25,7 @@ class SpekSpectrogram : public QWidget
     inline QImage *getPaintImage() { return ℑ }
     inline int getURange() const { return urange; }
     inline int getLRange() const { return lrange; }
-    enum palette getPalette() const { return palette; }
+    Palette getPalette() const { return palette; }
 
 private:
     void paintEvent(QPaintEvent *event);
@@ -46,7 +46,7 @@ class SpekSpectrogram : public QWidget
     QString desc;
     double duration;
     int sample_rate;
-    enum palette palette;
+    Palette palette;
     QImage palette_image;
     QImage image;
     int prev_width;