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 +1,37 @@
+#ifndef AUDIO_ENCODE_COMMON_API_H
+#define AUDIO_ENCODE_COMMON_API_H
+
+#include "cpu.h"
+
+/*********************** ENC *************************/
+
+typedef struct _EN_FILE_IO_ {
+    void *priv;
+    u16(*input_data)(void *priv, s16 *buf, u8 channel, u16 len);
+    u32(*output_data)(void *priv, u8 *buf, u16 len);
+} EN_FILE_IO;
+
+
+
+typedef  struct   _ENC_DATA_INFO_ {
+    u16 sr;            ///<sample rate
+    u16 br;            ///<mp2的时候它是bitrate，但是adpcm的时候，它是blockSize,一般配成256/512/1024/2048，超过2048会被限制成2048
+    u32 nch;
+    u8 bit_width;
+} ENC_DATA_INFO;
+
+
+typedef struct _ENC_OPS {
+    u32(*need_buf)(u32 channel);
+    void (*open)(void *ptr, EN_FILE_IO *audioIO);
+    void (*set_info)(void *ptr, ENC_DATA_INFO *data_info);
+    u32(*init)(void *ptr);
+    u32(*run)(void *ptr);
+    u8 *(*write_head)(void *ptr, u16 *len);
+    u32(*get_time)(void *ptr);
+} ENC_OPS;
+
+
+#endif
+
+