From 7b02207537d35bfa1714bf8beafc921f717d100a Mon Sep 17 00:00:00 2001
From: 单军华
Date: Wed, 11 Jul 2018 10:47:42 +0800
Subject: [PATCH] 首次上传
---
screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/VoiceConvert/amrwapper/wav.mm | 97 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 97 insertions(+), 0 deletions(-)
diff --git a/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/VoiceConvert/amrwapper/wav.mm b/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/VoiceConvert/amrwapper/wav.mm
new file mode 100755
index 0000000..794b75b
--- /dev/null
+++ b/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/VoiceConvert/amrwapper/wav.mm
@@ -0,0 +1,97 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2009 Martin Storsjo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#import <UIKit/UIKit.h>
+#include "wav.h"
+
+void WavWriter::writeString(const char *str) {
+ fputc(str[0], wav);
+ fputc(str[1], wav);
+ fputc(str[2], wav);
+ fputc(str[3], wav);
+}
+
+void WavWriter::writeInt32(int value) {
+ fputc((value >> 0) & 0xff, wav);
+ fputc((value >> 8) & 0xff, wav);
+ fputc((value >> 16) & 0xff, wav);
+ fputc((value >> 24) & 0xff, wav);
+}
+
+void WavWriter::writeInt16(int value) {
+ fputc((value >> 0) & 0xff, wav);
+ fputc((value >> 8) & 0xff, wav);
+}
+
+void WavWriter::writeHeader(int length) {
+ writeString("RIFF");
+ writeInt32(4 + 8 + 20 + 8 + length); //���16������20
+ writeString("WAVE");
+
+ writeString("fmt ");
+ writeInt32(20);
+
+ int bytesPerFrame = bitsPerSample/8*channels;
+ int bytesPerSec = bytesPerFrame*sampleRate;
+ writeInt16(1); // Format
+ writeInt16(channels); // Channels
+ writeInt32(sampleRate); // Samplerate
+ writeInt32(bytesPerSec); // Bytes per sec
+ writeInt16(bytesPerFrame); // Bytes per frame
+ writeInt16(bitsPerSample); // Bits per sample
+
+ writeInt32(0); //������������������������ nExSize
+
+ writeString("data");
+ writeInt32(length);
+}
+
+WavWriter::WavWriter(const char *filename, int sampleRate, int bitsPerSample, int channels)
+{
+
+ NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
+ NSString *documentPath = [paths objectAtIndex:0];
+ NSString *docFilePath = [documentPath stringByAppendingPathComponent:[NSString stringWithFormat:@"%s", filename]];
+ //NSLog(@"documentPath=%@", documentPath);
+
+ wav = fopen([docFilePath cStringUsingEncoding:NSASCIIStringEncoding], "wb");
+ if (wav == NULL)
+ return;
+ dataLength = 0;
+ this->sampleRate = sampleRate;
+ this->bitsPerSample = bitsPerSample;
+ this->channels = channels;
+
+ writeHeader(dataLength);
+}
+
+WavWriter::~WavWriter() {
+ if (wav == NULL)
+ return;
+ fseek(wav, 0, SEEK_SET);
+ writeHeader(dataLength);
+ fclose(wav);
+}
+
+void WavWriter::writeData(const unsigned char* data, int length) {
+ if (wav == NULL)
+ return;
+ fwrite(data, length, 1, wav);
+ dataLength += length;
+}
+
--
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