ZLMediaKit/api/source/mk_h264_splitter.cpp
夏楚 c72cf4cbcc
整理命名空间 (#1409)
* feat: remove using namespace mediakit in header files.

(cherry picked from commit d44aeb339a8a0e1f0455be82b21fe4b1b536299f)

* feat: remove using namespace mediakit in FFmpegSource.h

* feat: remove using namespace mediakit in RtpExt.h

* feat: remove using namespace mediakit in header files.

* feat: remove using namespace std in header files.

* feat: remove using namespace std in header files when zltoolkit remove std in header

* 补充命名空间

* 整理命名空间

* 整理命名空间2

* 修复macos ci

* 修复编译问题

* 修复编译问题2

* 修复编译问题3

Co-authored-by: Johnny <hellojinqiang@gmail.com>
Co-authored-by: Xiaofeng Wang <wasphin@gmail.com>
2022-02-02 20:34:50 +08:00

82 lines
2.4 KiB
C++

/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#include "mk_h264_splitter.h"
#include "Http/HttpRequestSplitter.h"
using namespace mediakit;
class H264Splitter : public HttpRequestSplitter {
public:
using onH264 = std::function<void(const char *data, size_t len)>;
H264Splitter() = default;
~H264Splitter() override;
void setOnSplitted(onH264 cb);
protected:
ssize_t onRecvHeader(const char *data, size_t len) override;
const char *onSearchPacketTail(const char *data, size_t len) override;
private:
onH264 _cb;
};
void H264Splitter::setOnSplitted(H264Splitter::onH264 cb) {
_cb = std::move(cb);
}
H264Splitter::~H264Splitter() {
if (remainDataSize()) {
_cb(remainData(), remainDataSize());
}
}
ssize_t H264Splitter::onRecvHeader(const char *data, size_t len) {
_cb(data, len);
return 0;
}
const char *H264Splitter::onSearchPacketTail(const char *data, size_t len) {
for (size_t i = 2; len > 2 && i < len - 2; ++i) {
//判断0x00 00 01
if (data[i] == 0 && data[i + 1] == 0 && data[i + 2] == 1) {
if (i > 0 && data[i - 1] == 0) {
//找到0x00 00 00 01
return data + i - 1;
}
return data + i;
}
}
return nullptr;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
API_EXPORT mk_h264_splitter API_CALL mk_h264_splitter_create(on_mk_h264_splitter_frame cb, void *user_data) {
assert(cb);
auto ptr = new H264Splitter();
ptr->setOnSplitted([cb, ptr, user_data](const char *data, size_t len) {
cb(user_data, reinterpret_cast<mk_h264_splitter>(ptr), data, len);
});
return reinterpret_cast<mk_h264_splitter>(ptr);
}
API_EXPORT void API_CALL mk_h264_splitter_release(mk_h264_splitter ctx){
assert(ctx);
auto ptr = reinterpret_cast<H264Splitter *>(ctx);
delete ptr;
}
API_EXPORT void API_CALL mk_h264_splitter_input_data(mk_h264_splitter ctx, const char *data, int size) {
assert(ctx && data && size);
auto ptr = reinterpret_cast<H264Splitter *>(ctx);
ptr->input(data, size);
}