初版

2025-12-03 11:12:34 +08:00
parent c23ae4f24c
commit bc195654bf
8163 changed files with 3799544 additions and 92 deletions
@@ -0,0 +1,38 @@
+#ifndef SPECTRUMSHOW_API_H
+#define SPECTRUMSHOW_API_H
+
+#include "effects/AudioEffect_DataType.h"
+
+#ifdef WIN32
+
+#define AT_SPECTRUMSHOW(x)
+#define AT_SPECTRUMSHOW_CODE
+#define AT_SPECTRUMSHOW_CONST
+#define AT_SPECTRUMSHOW_SPARSE_CODE
+#define AT_SPECTRUMSHOW_SPARSE_CONST
+
+#else
+#define AT_SPECTRUMSHOW(x)           __attribute__((section(#x)))
+#define AT_SPECTRUMSHOW_CODE         AT_SPECTRUMSHOW(.specshow.text.cache.L1)
+#define AT_SPECTRUMSHOW_CONST        AT_SPECTRUMSHOW(.specshow.text.cache.L2.const)
+#define AT_SPECTRUMSHOW_SPARSE_CODE  AT_SPECTRUMSHOW(.specshow.text)
+#define AT_SPECTRUMSHOW_SPARSE_CONST AT_SPECTRUMSHOW(.specshow.text.const)
+#endif
+
+typedef struct _SpectrumShowParam {
+    float attackFactor;//下降因子[0,1)
+    float releaseFactor;//上升因子[0,1) */
+    int SampleRate;
+    int channel;
+    int mode;//模式，双声道起作用，0 计算的是第一声道的频谱值，//1计算的是第二声道频谱值，2为第一声道与第二声道相加除2的频谱值
+    af_DataType pcm_info;
+} SpectrumShowParam;
+
+int getSpectrumShowBuf();
+int SpectrumShowInit(void *workBuf, SpectrumShowParam *param);
+int SpectrumShowRun(void *workBuf, short *in, int len);
+int getSpectrumNum(void *workBuf);
+float *getCentreFreq(void *workBuf);
+short *getSpectrumValue(void *workBuf);
+
+#endif // !SPECTRUMSHOW_API_H