修改拼写错误，去掉完整示例。

Signed-off-by: Nzhanhang <zhanhang2@huawei.com>

zh-cn/application-dev/media/using-ohaudio-for-playback.md

@@ -14,7 +14,7 @@ OHAudio提供OH_AudioStreamBuilder接口，遵循构造器设计模式，用于
 
 `OH_AudioStream_Type`包含两种类型：
 
-- AUDIOSTREAM_TYPE_RERNDERER
+- AUDIOSTREAM_TYPE_RENDERER
 - AUDIOSTREAM_TYPE_CAPTURER
 
 使用[OH_AudioStreamBuilder_Create](../reference/native-apis/_o_h_audio.md#oh_audiostreambuilder_create)创建构造器示例：
@@ -40,7 +40,7 @@ OH_AudioStreamBuilder_Destroy(builder);
 
     ```c++
     OH_AudioStreamBuilder* builder;
-    OH_AudioStreamBuilder_Create(&builder, AUDIOSTREAM_TYPE_RERNDERER);
+    OH_AudioStreamBuilder_Create(&builder, AUDIOSTREAM_TYPE_RENDERER);
     ```
 
 2. 配置音频流参数
@@ -55,21 +55,8 @@ OH_AudioStreamBuilder_Destroy(builder);
     OH_AudioStreamBuilder_SetRendererInfo(builder, usage, content);
     ```
 
-    注意，播放的音频数据要通过回调接口写入，开发者要实现回调接口，使用`OH_AudioStreamBuilder_SetRendererCallback`设置回调函数。回调函数接口声明如下。
+    注意，播放的音频数据要通过回调接口写入，开发者要实现回调接口，使用`OH_AudioStreamBuilder_SetRendererCallback`设置回调函数。回调函数的声明请查看[OH_AudioRenderer_Callbacks](../reference/native-apis/_o_h_audio.md#oh_audiorenderer_callbacks) 。
 
-    ```c++
-    typedef struct OH_AudioRenderer_Callbacks_Struct {
-        /**
-        * This function pointer will point to the callback function that
-        * is used to write audio data
-        */
-        int32_t (*OH_AudioRenderer_OnWriteData)(
-                OH_AudioRenderer* renderer,
-                void* userData,
-                void* buffer,
-                int32_t lenth);
-    } OH_AudioRenderer_Callbacks;
-    ```
 
 3. 设置回调函数
 
@@ -96,131 +83,10 @@ OH_AudioStreamBuilder_Destroy(builder);
     | OH_AudioStream_Result OH_AudioRenderer_Flush(OH_AudioRenderer* renderer) | 释放缓存数据 |
     | OH_AudioStream_Result OH_AudioRenderer_Release(OH_AudioRenderer* renderer) | 释放播放实例 |
 
-## 完整示例
-
-参考以下示例，完成一次播放音频的完整流程。
-
-```c++
-#include <iostream>
-#include <cstdint>
-#include <cstdio>
-#include <cstring>
-#include <thread>
-#include <chrono>
-#include "common/native_audiostreambuilder.h"
-#include "native_audiorenderer.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-namespace AudioTestConstants {
-    constexpr int32_t FIRST_ARG_IDX = 1;
-    constexpr int32_t SECOND_ARG_IDX = 2;
-    constexpr int32_t THIRD_ARG_IDX = 3;
-    constexpr int32_t WAIT_INTERVAL = 1000;
-}
-
-std::string g_filePath = "/data/data/oh_test_audio.pcm";
-FILE* g_file = nullptr;
-bool g_readEnd = false;
-int32_t g_samplingRate = 48000;
-int32_t g_channelCount = 2;
-
-static int32_t AudioRendererOnWriteData(OH_AudioRenderer* capturer,
-    void* userData,
-    void* buffer,
-    int32_t bufferLen)
-{
-    size_t readCount = fread(buffer, bufferLen, 1, g_file);
-    if (!readCount) {
-        g_readEnd = true;
-        if (ferror(g_file)) {
-            printf("Error reading file");
-        } else if (feof(g_file)) {
-            printf("EOF found");
-        }
-    }
-
-    return 0;
-}
-
-void PlayerTest(char *argv[])
-{
-    OH_AudioStream_Result ret;
-
-    // 1. create builder
-    OH_AudioStreamBuilder* builder;
-    OH_AudioStream_Type type = AUDIOSTREAM_TYPE_RERNDERER;
-    ret = OH_AudioStreamBuilder_Create(&builder, type);
-    printf("createcallback ret: %d \n", ret);
-
-    // 2. set params and callbacks
-    OH_AudioStreamBuilder_SetSamplingRate(builder, g_samplingRate);
-    OH_AudioStreamBuilder_SetChannelCount(builder, g_channelCount);
+6. 释放构造器
 
-    OH_AudioRenderer_Callbacks callbacks;
-    callbacks.OH_AudioRenderer_OnWriteData = AudioRendererOnWriteData;
-    ret = OH_AudioStreamBuilder_SetRendererCallback(builder, callbacks, nullptr);
-    printf("setcallback ret: %d \n", ret);
+构造器不在使用时，需要释放它。
 
-    // 3. create OH_AudioRenderer
-    OH_AudioRenderer* audioRenderer;
-    ret = OH_AudioStreamBuilder_GenerateRenderer(builder, &audioRenderer);
-    printf("create renderer client, ret: %d \n", ret);
-
-    // 4. start
-    ret = OH_AudioRenderer_Start(audioRenderer);
-    printf("start ret: %d \n", ret);
-
-    int timer = 0;
-    while (!g_readEnd) {
-        std::this_thread::sleep_for(std::chrono::milliseconds(AudioTestConstants::WAIT_INTERVAL));
-        printf("Wait for the audio to finish playing.(..%d s)\n", ++timer);
-    }
-
-    // 5. stop and release client
-    ret = OH_AudioRenderer_Stop(audioRenderer);
-    printf("stop ret: %d \n", ret);
-    ret = OH_AudioRenderer_Release(audioRenderer);
-    printf("release ret: %d \n", ret);
-
-    // 6. destroy the builder
-    ret = OH_AudioStreamBuilder_Destroy(builder);
-    printf("destroy builder ret: %d \n", ret);
-}
-
-int main(int argc, char *argv[])
-{
-    printf("start \n");
-    if ((argv == nullptr) || (argc < AudioTestConstants::THIRD_ARG_IDX)) {
-        printf("input parms wrong. input format: filePath samplingRate channelCount \n");
-        printf("input demo: ./oh_audio_renderer_test ./oh_test_audio.pcm 48000 2 \n");
-        return 0;
-    }
-    printf("argc=%d ", argc);
-    printf("argv[1]=%s ", argv[AudioTestConstants::FIRST_ARG_IDX]);
-    printf("argv[2]=%s ", argv[AudioTestConstants::SECOND_ARG_IDX]);
-    printf("argv[3]=%s \n", argv[AudioTestConstants::THIRD_ARG_IDX]);
-
-    g_samplingRate = atoi(argv[AudioTestConstants::SECOND_ARG_IDX]);
-    g_channelCount = atoi(argv[AudioTestConstants::THIRD_ARG_IDX]);
-    g_filePath = argv[AudioTestConstants::FIRST_ARG_IDX];
-    printf("filePATH: %s \n", g_filePath.c_str());
-
-    g_file = fopen(g_filePath.c_str(), "rb");
-    if (g_file == nullptr) {
-        printf("OHAudioRendererTest: Unable to open file \n");
-        return 0;
-    }
-
-    PlayerTest(argv);
-
-    fclose(g_file);
-    g_file = nullptr;
-    return 0;
-}
-
-#ifdef __cplusplus
-}
-#endif
-```
+    ```c++
+    OH_AudioStreamBuilder_Destroy(builder);
+    ```

zh-cn/application-dev/media/using-ohaudio-for-recording.md

@@ -14,7 +14,7 @@ OHAudio提供OH_AudioStreamBuilder接口，遵循构造器设计模式，用于
 
 `OH_AudioStream_Type`包含两种类型：
 
-- AUDIOSTREAM_TYPE_RERNDERER
+- AUDIOSTREAM_TYPE_RENDERER
 - AUDIOSTREAM_TYPE_CAPTURER
 
 使用[OH_AudioStreamBuilder_Create](../reference/native-apis/_o_h_audio.md#oh_audiostreambuilder_create)创建构造器示例：
@@ -56,21 +56,7 @@ OH_AudioStreamBuilder_Destroy(builder);
     OH_AudioStreamBuilder_SetCapturerInfo(builder, sourceType);
     ```
 
-    同样，音频录制的音频数据要通过回调接口写入，开发者要实现回调接口，使用`OH_AudioStreamBuilder_SetCapturerCallback`设置回调函数。回调函数接口声明如下。
-
-    ```c++
-    typedef struct OH_AudioCapturer_Callbacks_Struct {
-        /**
-        * This function pointer will point to the callback function that
-        * is used to read audio data
-        */
-        int32_t (*OH_AudioCapturer_OnReadData)(
-                OH_AudioCapturer* capturer,
-                void* userData,
-                void* buffer,
-                int32_t lenth);
-    } OH_AudioCapturer_Callbacks;
-    ```
+    同样，音频录制的音频数据要通过回调接口写入，开发者要实现回调接口，使用`OH_AudioStreamBuilder_SetCapturerCallback`设置回调函数。回调函数的声明请查看[OH_AudioCapturer_Callbacks](../reference/native-apis/_o_h_audio.md#oh_audiocapturer_callbacks) 。
 
 3. 设置音频回调函数
 
@@ -97,137 +83,10 @@ OH_AudioStreamBuilder_Destroy(builder);
     | OH_AudioStream_Result OH_AudioCapturer_Flush(OH_AudioCapturer* capturer) | 释放缓存数据 |
     | OH_AudioStream_Result OH_AudioCapturer_Release(OH_AudioCapturer* capturer) | 释放录制实例 |
 
-## 完整示例
-
-参考以下示例，完成一次录制`10s`时长音频的完整流程。
-
-```
-#include <iostream>
-#include <cstdint>
-#include <cstdio>
-#include <cstring>
-#include "native_audiostreambuilder.h"
-#include <native_audiocapturer.h>
-#include <thread>
-#include <chrono>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-namespace AudioTestConstants {
-    constexpr int32_t FIRST_ARG_IDX = 1;
-    constexpr int32_t SECOND_ARG_IDX = 2;
-    constexpr int32_t THIRD_ARG_IDX = 3;
-    constexpr int32_t RECODER_TIME = 10000;
-    constexpr int32_t COUNTDOWN_INTERVAL = 1000;
-    constexpr int32_t CONVERT_RATE = 1000;
-}
-
-std::string g_filePath = "/data/data/oh_test_audio.pcm";
-FILE* g_file = nullptr;
-int32_t g_samplingRate = 48000;
-int32_t g_channelCount = 2;
-
-static int32_t AudioCapturerOnReadData(OH_AudioCapturer* capturer,
-    void* userData,
-    void* buffer,
-    int32_t bufferLen)
-{
-    size_t count = 1;
-    if (fwrite(buffer, bufferLen, count, g_file) != count) {
-        printf("buffer fwrite err");
-    }
-
-    return 0;
-}
-
-void SleepWaitRecoder(bool* stop)
-{
-    std::this_thread::sleep_for(std::chrono::milliseconds(AudioTestConstants::RECODER_TIME));
-    *stop = true;
-}
-
-void RecorderTest(char *argv[])
-{
-    OH_AudioStream_Result ret;
-
-    // 1. create builder
-    OH_AudioStreamBuilder* builder;
-    OH_AudioStream_Type type = AUDIOSTREAM_TYPE_CAPTURER;
-    ret = OH_AudioStreamBuilder_Create(&builder, type);
-    printf("create builder: %d \n", ret);
+6. 释放构造器
 
-    // 2. set params and callbacks
-    OH_AudioStreamBuilder_SetSamplingRate(builder, g_samplingRate);
-    OH_AudioStreamBuilder_SetChannelCount(builder, g_channelCount);
-
-    OH_AudioCapturer_Callbacks callbacks;
-    callbacks.OH_AudioCapturer_OnReadData = AudioCapturerOnReadData;
-    ret = OH_AudioStreamBuilder_SetCapturerCallback(builder, callbacks, nullptr);
-    printf("setcallback: %d \n", ret);
-
-    // 3. create OH_AudioCapturer
-    OH_AudioCapturer* audioCapturer;
-    ret = OH_AudioStreamBuilder_GenerateCapturer(builder, &audioCapturer);
-    printf("create capturer client, ret: %d \n", ret);
-
-    // 4. start
-    ret = OH_AudioCapturer_Start(audioCapturer);
-    printf("start ret: %d \n", ret);
-
-    bool stop = false;
-    std::thread stopthread(SleepWaitRecoder, &stop);
-    stopthread.detach();
-
-    int timeLeft = AudioTestConstants::RECODER_TIME;
-    while (!stop) {
-        printf("Recording audio is in the countdown ... %d s \n", timeLeft / AudioTestConstants::CONVERT_RATE);
-        std::this_thread::sleep_for(std::chrono::milliseconds(AudioTestConstants::COUNTDOWN_INTERVAL));
-        timeLeft  = timeLeft - AudioTestConstants::COUNTDOWN_INTERVAL;
-    }
-
-    // 5. stop and release client
-    ret = OH_AudioCapturer_Stop(audioCapturer);
-    printf("stop ret: %d \n", ret);
-    ret = OH_AudioCapturer_Release(audioCapturer);
-    printf("release ret: %d \n", ret);
-
-    // 6. destroy the builder
-    ret = OH_AudioStreamBuilder_Destroy(builder);
-    printf("destroy builder ret: %d \n", ret);
-}
-
-
-int main(int argc, char *argv[])
-{
-    if ((argv == nullptr) || (argc <= AudioTestConstants::THIRD_ARG_IDX)) {
-        printf("input parms wrong. input format: samplingRate channelCount \n");
-        printf("input demo: ./oh_audio_capturer_test 48000 2 \n");
-        return 0;
-    }
-
-    printf("argc=%d ", argc);
-    printf("argv[1]=%s ", argv[AudioTestConstants::FIRST_ARG_IDX]);
-    printf("argv[2]=%s ", argv[AudioTestConstants::SECOND_ARG_IDX]);
-    printf("argv[3]=%s \n", argv[AudioTestConstants::THIRD_ARG_IDX]);
-
-    g_samplingRate = atoi(argv[AudioTestConstants::FIRST_ARG_IDX]);
-    g_channelCount = atoi(argv[AudioTestConstants::SECOND_ARG_IDX]);
-
-    g_file = fopen(g_filePath.c_str(), "wb");
-    if (g_file == nullptr) {
-        printf("OHAudioCapturerTest: Unable to open file \n");
-        return 0;
-    }
-
-    RecorderTest(argv);
-
-    fclose(g_file);
-    g_file = nullptr;
-    return 0;
-}
-#ifdef __cplusplus
-}
-#endif
-```
+构造器不在使用时，需要释放它。
 
+    ```c++
+    OH_AudioStreamBuilder_Destroy(builder);
+    ```

zh-cn/application-dev/reference/native-apis/_o_h_audio.md

@@ -49,7 +49,7 @@
 | 名称 | 描述 | 
 | -------- | -------- |
 | [OH_AudioStream_Result](#oh_audiostream_result) { AUDIOSTREAM_SUCCESS, AUDIOSTREAM_ERROR_INVALID_PARAM, AUDIOSTREAM_ERROR_ILLEGAL_STATE, AUDIOSTREAM_ERROR_SYSTEM } | 音频错误码。 | 
-| [OH_AudioStream_Type](#oh_audiostream_type) { AUDIOSTREAM_TYPE_RERNDERER = 1, AUDIOSTREAM_TYPE_CAPTURER = 2 } | 音频流类型。 | 
+| [OH_AudioStream_Type](#oh_audiostream_type) { AUDIOSTREAM_TYPE_RENDERER = 1, AUDIOSTREAM_TYPE_CAPTURER = 2 } | 音频流类型。 | 
 | [OH_AudioStream_SampleFormat](#oh_audiostream_sampleformat) { AUDIOSTREAM_SAMPLE_U8 = 0, AUDIOSTREAM_SAMPLE_S16LE = 1, AUDIOSTREAM_SAMPLE_S24LE = 2, AUDIOSTREAM_SAMPLE_S32LE = 3 } | 定义音频流采样格式。 | 
 | [OH_AudioStream_EncodingType](#oh_audiostream_encodingtype) { **AUDIOSTREAM_ENCODING_TYPE_RAW** = 0 } | 定义音频流编码类型。 | 
 | [OH_AudioStream_Usage](#oh_audiostream_usage) { **AUDIOSTREAM_USAGE_UNKNOWN** = 0, **AUDIOSTREAM_USAGE_MUSIC** = 1, **AUDIOSTREAM_USAGE_COMMUNICATION** = 2, **AUDIOSTREAM_USAGE_GAME** = 11 } | 定义音频流使用场景。 | 
@@ -380,7 +380,7 @@ enum OH_AudioStream_Type
 
   | 枚举值 | 描述 | 
 | -------- | -------- |
-| AUDIOSTREAM_TYPE_RERNDERER | 该类型代表音频流是输出流。 | 
+| AUDIOSTREAM_TYPE_RENDERER | 该类型代表音频流是输出流。 | 
 | AUDIOSTREAM_TYPE_CAPTURER | 该类型代表音频流是输入流。 | 
 
 
@@ -1126,7 +1126,7 @@ OH_AudioStream_Result OH_AudioStreamBuilder_Create (OH_AudioStreamBuilder ** bui
 | 名称 | 描述 | 
 | -------- | -------- |
 | builder | 该引用指向创建的构造器的结果。 | 
-| type | 构造器的流类型。AUDIOSTREAM_TYPE_RERNDERER or AUDIOSTREAM_TYPE_CAPTURER | 
+| type | 构造器的流类型。AUDIOSTREAM_TYPE_RENDERER or AUDIOSTREAM_TYPE_CAPTURER | 
 
 **返回：**
 

zh-cn/application-dev/reference/native-apis/native__audiostream__base_8h.md

@@ -43,7 +43,7 @@
 | 名称 | 描述 | 
 | -------- | -------- |
 | [OH_AudioStream_Result](_o_h_audio.md#oh_audiostream_result) { [AUDIOSTREAM_SUCCESS](_o_h_audio.md), [AUDIOSTREAM_ERROR_INVALID_PARAM](_o_h_audio.md), [AUDIOSTREAM_ERROR_ILLEGAL_STATE](_o_h_audio.md), [AUDIOSTREAM_ERROR_SYSTEM](_o_h_audio.md) } | 音频错误码。 | 
-| [OH_AudioStream_Type](_o_h_audio.md#oh_audiostream_type) { [AUDIOSTREAM_TYPE_RERNDERER](_o_h_audio.md) = 1, [AUDIOSTREAM_TYPE_CAPTURER](_o_h_audio.md) = 2 } | 音频流类型。 | 
+| [OH_AudioStream_Type](_o_h_audio.md#oh_audiostream_type) { [AUDIOSTREAM_TYPE_RENDERER](_o_h_audio.md) = 1, [AUDIOSTREAM_TYPE_CAPTURER](_o_h_audio.md) = 2 } | 音频流类型。 | 
 | [OH_AudioStream_SampleFormat](_o_h_audio.md#oh_audiostream_sampleformat) { [AUDIOSTREAM_SAMPLE_U8](_o_h_audio.md) = 0, [AUDIOSTREAM_SAMPLE_S16LE](_o_h_audio.md) = 1, [AUDIOSTREAM_SAMPLE_S24LE](_o_h_audio.md) = 2, [AUDIOSTREAM_SAMPLE_S32LE](_o_h_audio.md) = 3 } | 定义音频流采样格式。 | 
 | [OH_AudioStream_EncodingType](_o_h_audio.md#oh_audiostream_encodingtype) { **AUDIOSTREAM_ENCODING_TYPE_RAW** = 0 } | 定义音频流编码类型。 | 
 | [OH_AudioStream_Usage](_o_h_audio.md#oh_audiostream_usage) { **AUDIOSTREAM_USAGE_UNKNOWN** = 0, **AUDIOSTREAM_USAGE_MUSIC** = 1, **AUDIOSTREAM_USAGE_COMMUNICATION** = 2, **AUDIOSTREAM_USAGE_GAME** = 11 } | 定义音频流使用场景。 |