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AI automatically translates all comments in the code into English (#3917)

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alex
2024-09-19 14:53:50 +08:00
committed by GitHub
parent 046de691cb
commit 4152dcd409
279 changed files with 10602 additions and 3038 deletions
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30
ext-codec/H265.h
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@@ -65,7 +65,8 @@ public:
bool keyFrame() const override {
auto nal_ptr = (uint8_t *) this->data() + this->prefixSize();
auto type = H265_TYPE(*nal_ptr);
// 参考自FFmpeg: IRAP VCL NAL unit types span the range
// 参考自FFmpeg: IRAP VCL NAL unit types span the range [AUTO-TRANSLATED:45413c06]
// Referenced from FFmpeg: IRAP VCL NAL unit types span the range
// [BLA_W_LP (16), RSV_IRAP_VCL23 (23)].
return (type >= NAL_BLA_W_LP && type <= NAL_RSV_IRAP_VCL23) && decodeAble() ;
}
@@ -93,24 +94,35 @@ public:
bool decodeAble() const override {
auto nal_ptr = (uint8_t *) this->data() + this->prefixSize();
auto type = H265_TYPE(*nal_ptr);
//多slice情况下, first_slice_segment_in_pic_flag 表示其为一帧的开始
// 多slice情况下, first_slice_segment_in_pic_flag 表示其为一帧的开始 [AUTO-TRANSLATED:0427551b]
// In the case of multiple slices, first_slice_segment_in_pic_flag indicates the beginning of a frame
return type >= NAL_TRAIL_N && type <= NAL_RSV_IRAP_VCL23 && (nal_ptr[2] & 0x80);
}
};
/**
* 265帧类
* 265 frame class
* [AUTO-TRANSLATED:9141a4be]
*/
using H265Frame = H265FrameHelper<FrameImp>;
/**
* 防止内存拷贝的H265类
* 用户可以通过该类型快速把一个指针无拷贝的包装成Frame类
* H265 class to prevent memory copying
* Users can quickly wrap a pointer into a Frame class without copying through this type
* [AUTO-TRANSLATED:44bde991]
*/
using H265FrameNoCacheAble = H265FrameHelper<FrameFromPtr>;
/**
* 265视频通道
* 265 video channel
* [AUTO-TRANSLATED:27c65a36]
*/
class H265Track : public VideoTrack {
public:
@@ -119,6 +131,10 @@ public:
/**
* 不指定sps pps构造h265类型的媒体
* 在随后的inputFrame中获取sps pps
* Construct a h265 media without specifying sps pps
* Get sps pps in the subsequent inputFrame
* [AUTO-TRANSLATED:bf86e048]
*/
H265Track() = default;
@@ -130,6 +146,16 @@ public:
* @param vps_prefix_len 265头长度，可以为3个或4个字节，一般为0x00 00 00 01
* @param sps_prefix_len 265头长度，可以为3个或4个字节，一般为0x00 00 00 01
* @param pps_prefix_len 265头长度，可以为3个或4个字节，一般为0x00 00 00 01
* Construct a h265 media
* @param vps vps frame data
* @param sps sps frame data
* @param pps pps frame data
* @param vps_prefix_len 265 header length, can be 3 or 4 bytes, generally 0x00 00 00 01
* @param sps_prefix_len 265 header length, can be 3 or 4 bytes, generally 0x00 00 00 01
* @param pps_prefix_len 265 header length, can be 3 or 4 bytes, generally 0x00 00 00 01
* [AUTO-TRANSLATED:a8c42d9f]
*/
H265Track(const std::string &vps,const std::string &sps, const std::string &pps,int vps_prefix_len = 4, int sps_prefix_len = 4, int pps_prefix_len = 4);