我的台式电脑没有 wifi 卡,通过 USB 连接到 wifi 到我的手机,该手机连接到 wifi(经典网络共享 USB)。
这将我的桌面放置在 192.168.56.x/24 子网中,而不是通常的 192.168.1.x/24,我的所有其他设备都直接连接到 wifi。
我的目标是在 192.168.1.x/24 网络中拥有台式电脑。
我担心必要的配置在我的手机中,但我在手机设置中找不到它。如果需要,我很乐意提供更多信息。提前致谢。
我的台式电脑没有 wifi 卡,通过 USB 连接到 wifi 到我的手机,该手机连接到 wifi(经典网络共享 USB)。
这将我的桌面放置在 192.168.56.x/24 子网中,而不是通常的 192.168.1.x/24,我的所有其他设备都直接连接到 wifi。
我的目标是在 192.168.1.x/24 网络中拥有台式电脑。
我担心必要的配置在我的手机中,但我在手机设置中找不到它。如果需要,我很乐意提供更多信息。提前致谢。
如果您重新启动手机或路由器,它们会自动向 dhcp 服务器发送发现请求以获取新 ip?
我有点困惑,因为当我从插座中取出路由器 5 分钟时,我没有得到新的 ip,但是当手机关闭 2 分钟时,我得到了一个新的 ip 地址。(我说的是没有连接路由器的手机,互联网来自蜂窝运营商)
免责声明:我知道这个网站上有这个问题的一些变体,但没有一个能帮助我解决我的问题——相信我,如果我不必再发布一个,我会非常高兴。
跟进这个问题:Ping not working between Laptop and Phone 即使有防火墙规则和没有防火墙
我在我的 Windows 笔记本电脑上运行一个 Web API,它是一个在 Kestrel 网络服务器上运行的 ASP.NET WebAPI。我无法从我的 Android 手机访问此 api。
我的笔记本电脑 ( 192.168.178.44
) 和电话 ( 192.168.178.69
) 都在同一个本地网络中。Ping 在两个设备之间工作。
这是在我的笔记本电脑上运行的网络服务器:
在我的笔记本电脑上运行localhost:5000/api/salt/a
非常好。但是,http://192.168.178.44:5000/api/salt/a
在我的手机上同时输入 Chrome 和 Firefox 会导致ERR_CONNECTION_TIMED_OUT
.
我认为它可能是防火墙,但即使在禁用它之后问题仍然存在,就像我在上面链接的其他问题中的情况一样。
我还能做些什么来尝试解决这个问题?
我正在尝试安装 nethunter,但出现错误:
chmod: cannot access 'kali-arm64/usr/bin/sudo': No such file or directory.
我怎样才能解决这个问题?
我知道我可以使用 Android 模拟器,但这需要我下载整个 Android 源代码并进行编译。我尝试按照 Android 的正常启动方式进行操作,但我得到的最好的结果是无限引导循环reboot: Restarting system with command 'bootloader'
——似乎我没有正确指定根分区,也没有正确指定-append
ramdisk(否则它应该让我陷入紧急状态tty shell),但我不知道那会在哪里。我一直在使用这里的图像。
到目前为止,这是我的 qemu 配置——
#!/bin/sh
sudo qemu-system-aarch64 \
-M virt,accel=hvf,highmem=off -m 7G \
-cpu cortex-a57 \
-kernel arm64-v8a/kernel-ranchu \
-initrd arm64-v8a/ramdisk.img \
-append "rw console=ttyAMA0,38400 keep_bootcon" \
-smp 4 \
-device virtio-gpu-pci,xres=2880,yres=1650 \
-drive file=arm64-v8a/system.img,format=raw,index=0,media=disk \
-nographic
图像叠加在图像上并按时间启用
ffmpeg -y -loop 1 -i .\1080.png -i .\021.jpg -i .\022.jpg -i .\023.jpg -filter_complex " [1:v]scale=534:810[a]; [2:v]scale=534:810[b]; [3:v]scale=534:810[c]; [0:v][a] overlay=10:8:enable='between(t,0,8)'[o1]; [o1][b] overlay=264:778:enable='between(t,1,8)'[o2]; [o2][c] overlay=534:1524:enable='between(t,2,8)'[o3]" -map "[o3]" -t 8 outImageOverlay.mp4
日志
ffmpeg version 4.3.1-2021-01-01-essentials_build-www.gyan.dev Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 10.2.0 (Rev5, Built by MSYS2 project)
configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband
libavutil 56. 51.100 / 56. 51.100
libavcodec 58. 91.100 / 58. 91.100
libavformat 58. 45.100 / 58. 45.100
libavdevice 58. 10.100 / 58. 10.100
libavfilter 7. 85.100 / 7. 85.100
libswscale 5. 7.100 / 5. 7.100
libswresample 3. 7.100 / 3. 7.100
libpostproc 55. 7.100 / 55. 7.100
Input #0, png_pipe, from '.\1080.png':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: png, rgba(pc), 1080x2340, 25 fps, 25 tbr, 25 tbn, 25 tbc
Input #1, image2, from '.\021.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 286665 kb/s
Stream #1:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #2, image2, from '.\022.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 337493 kb/s
Stream #2:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #3, image2, from '.\023.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 298403 kb/s
Stream #3:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 (png) -> overlay:main
Stream #1:0 (mjpeg) -> scale
Stream #2:0 (mjpeg) -> scale
Stream #3:0 (mjpeg) -> scale
overlay -> Stream #0:0 (libx264)
Press [q] to stop, [?] for help
[swscaler @ 000001cd0b24d000] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 000001cd0b286080] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 000001cd0b2c9c40] deprecated pixel format used, make sure you did set range correctly
[libx264 @ 000001cd0a848500] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
[libx264 @ 000001cd0a848500] profile High, level 5.0, 4:2:0, 8-bit
[libx264 @ 000001cd0a848500] 264 - core 161 r3027 4121277 - H.264/MPEG-4 AVC codec - Copyleft 2003-2020 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'outImageOverlay.mp4':
Metadata:
encoder : Lavf58.45.100
Stream #0:0: Video: h264 (libx264) (avc1 / 0x31637661), yuv420p, 1080x2340, q=-1--1, 25 fps, 12800 tbn, 25 tbc (default)
Metadata:
encoder : Lavc58.91.100 libx264
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame= 200 fps= 43 q=-1.0 Lsize= 208kB time=00:00:07.88 bitrate= 216.6kbits/s speed= 1.7x
video:205kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 1.538915%
[libx264 @ 000001cd0a848500] frame I:1 Avg QP:10.61 size: 68492
[libx264 @ 000001cd0a848500] frame P:50 Avg QP:16.79 size: 2508
[libx264 @ 000001cd0a848500] frame B:149 Avg QP:29.02 size: 104
[libx264 @ 000001cd0a848500] consecutive B-frames: 0.5% 0.0% 1.5% 98.0%
[libx264 @ 000001cd0a848500] mb I I16..4: 82.0% 10.1% 7.9%
[libx264 @ 000001cd0a848500] mb P I16..4: 0.0% 0.5% 0.1% P16..4: 1.0% 0.0% 0.1% 0.0% 0.0% skip:98.2%
[libx264 @ 000001cd0a848500] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 0.3% 0.0% 0.0% direct: 0.0% skip:99.7% L0:39.1% L1:60.9% BI: 0.0%
[libx264 @ 000001cd0a848500] 8x8 transform intra:28.0% inter:98.0%
[libx264 @ 000001cd0a848500] coded y,uvDC,uvAC intra: 35.8% 31.1% 23.2% inter: 0.0% 0.1% 0.0%
[libx264 @ 000001cd0a848500] i16 v,h,dc,p: 98% 1% 0% 1%
[libx264 @ 000001cd0a848500] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 19% 17% 15% 7% 7% 9% 8% 8% 11%
[libx264 @ 000001cd0a848500] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 18% 21% 9% 7% 10% 9% 11% 6% 9%
[libx264 @ 000001cd0a848500] i8c dc,h,v,p: 76% 10% 10% 4%
[libx264 @ 000001cd0a848500] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 000001cd0a848500] ref P L0: 90.9% 0.7% 7.0% 1.3%
[libx264 @ 000001cd0a848500] ref B L0: 57.1% 42.0% 0.9%
[libx264 @ 000001cd0a848500] ref B L1: 93.2% 6.8%
[libx264 @ 000001cd0a848500] kb/s:209.46
在图像命令上叠加视频
ffmpeg -y -i love.mp4 -i .\1080.png -i .\021.jpg -i .\022.jpg -i .\023.jpg -loop 1 -i .\020.jpg -filter_complex " [2:v]scale=534:810[a]; [3:v]scale=534:810[b]; [4:v]scale=534:810[c]; [5:v]scale=8000:4000,zoompan=z='min(zoom+0.0020,1.5)':d=417:s=1080x2340,setsar=1[d]; [0:v]scale=1080x2340,setdar=1080:2340,colorkey=0x1CD51A:0.3:0.2[ckout]; [1:v][a] overlay=10:8:enable='between(t,0,8)'[o1]; [o1][b] overlay=264:778:enable='between(t,1,8)'[o2]; [o2][c]overlay=534:1524:enable='between(t,2,8)'[o3]; [d][o3]overlay[o4]; [o4][ckout]overlay[o5]" -map "[o5]" -pix_fmt yuvj422p -t 8 outvideoOverlayInImage.mp4
日志
ffmpeg version 4.3.1-2021-01-01-essentials_build-www.gyan.dev Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 10.2.0 (Rev5, Built by MSYS2 project)
configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband
libavutil 56. 51.100 / 56. 51.100
libavcodec 58. 91.100 / 58. 91.100
libavformat 58. 45.100 / 58. 45.100
libavdevice 58. 10.100 / 58. 10.100
libavfilter 7. 85.100 / 7. 85.100
libswscale 5. 7.100 / 5. 7.100
libswresample 3. 7.100 / 3. 7.100
libpostproc 55. 7.100 / 55. 7.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'love.mp4':
Metadata:
major_brand : mp42
minor_version : 0
compatible_brands: isommp42
creation_time : 2021-08-17T05:35:07.000000Z
com.android.version: 11
Duration: 00:00:06.93, start: 0.000000, bitrate: 538 kb/s
Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 196 kb/s (default)
Metadata:
creation_time : 2021-08-17T05:35:07.000000Z
handler_name : SoundHandle
Stream #0:1(eng): Video: h264 (Baseline) (avc1 / 0x31637661), yuv420p(tv, smpte170m/bt470bg/smpte170m), 1080x2340, 334 kb/s, SAR 1:1 DAR 6:13, 25 fps, 25 tbr, 90k tbn, 180k tbc (default)
Metadata:
creation_time : 2021-08-17T05:35:07.000000Z
handler_name : VideoHandle
Input #1, png_pipe, from '.\1080.png':
Duration: N/A, bitrate: N/A
Stream #1:0: Video: png, rgba(pc), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #2, image2, from '.\021.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 286665 kb/s
Stream #2:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #3, image2, from '.\022.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 337493 kb/s
Stream #3:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #4, image2, from '.\023.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 298403 kb/s
Stream #4:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 tbr, 25 tbn, 25 tbc
Input #5, image2, from '.\020.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: 184663 kb/s
Stream #5:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 1080x2340, 25 fps, 25 tbr, 25 tbn, 25 tbc
Stream mapping:
Stream #0:1 (h264) -> scale
Stream #1:0 (png) -> overlay:main
Stream #2:0 (mjpeg) -> scale
Stream #3:0 (mjpeg) -> scale
Stream #4:0 (mjpeg) -> scale
Stream #5:0 (mjpeg) -> scale
overlay -> Stream #0:0 (libx264)
Press [q] to stop, [?] for help
[swscaler @ 00000230595cff40] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 0000023059727e80] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 00000230597768c0] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 00000230597c3c80] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 00000230597faec0] No accelerated colorspace conversion found from yuv420p to argb.
[swscaler @ 0000023059884cc0] deprecated pixel format used, make sure you did set range correctly
[libx264 @ 00000230536e2900] using SAR=1/1
[libx264 @ 00000230536e2900] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
[libx264 @ 00000230536e2900] profile High 4:2:2, level 5.0, 4:2:2, 8-bit
[libx264 @ 00000230536e2900] 264 - core 161 r3027 4121277 - H.264/MPEG-4 AVC codec - Copyleft 2003-2020 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'outvideoOverlayInImage.mp4':
Metadata:
major_brand : mp42
minor_version : 0
compatible_brands: isommp42
com.android.version: 11
encoder : Lavf58.45.100
Stream #0:0: Video: h264 (libx264) (avc1 / 0x31637661), yuvj422p(pc), 1080x2340 [SAR 1:1 DAR 6:13], q=-1--1, 25 fps, 12800 tbn, 25 tbc (default)
Metadata:
encoder : Lavc58.91.100 libx264
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame= 200 fps= 11 q=-1.0 Lsize= 1411kB time=00:00:07.88 bitrate=1467.1kbits/s speed=0.435x
video:1408kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.226583%
[libx264 @ 00000230536e2900] frame I:1 Avg QP:20.68 size:121139
[libx264 @ 00000230536e2900] frame P:50 Avg QP:20.09 size: 15622
[libx264 @ 00000230536e2900] frame B:149 Avg QP:24.04 size: 3617
[libx264 @ 00000230536e2900] consecutive B-frames: 0.5% 0.0% 1.5% 98.0%
[libx264 @ 00000230536e2900] mb I I16..4: 8.9% 81.4% 9.7%
[libx264 @ 00000230536e2900] mb P I16..4: 1.5% 1.9% 0.3% P16..4: 21.8% 8.1% 4.7% 0.0% 0.0% skip:61.6%
[libx264 @ 00000230536e2900] mb B I16..4: 0.1% 0.1% 0.0% B16..8: 26.8% 0.7% 0.1% direct: 0.3% skip:72.1% L0:46.3% L1:53.3% BI: 0.3%
[libx264 @ 00000230536e2900] 8x8 transform intra:59.8% inter:84.9%
[libx264 @ 00000230536e2900] coded y,uvDC,uvAC intra: 30.0% 30.8% 13.5% inter: 3.0% 2.2% 0.1%
[libx264 @ 00000230536e2900] i16 v,h,dc,p: 66% 30% 2% 2%
[libx264 @ 00000230536e2900] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 29% 12% 43% 3% 3% 3% 3% 2% 3%
[libx264 @ 00000230536e2900] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 39% 19% 11% 5% 6% 5% 6% 4% 5%
[libx264 @ 00000230536e2900] i8c dc,h,v,p: 57% 19% 21% 3%
[libx264 @ 00000230536e2900] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 00000230536e2900] ref P L0: 73.3% 11.4% 8.9% 6.4%
[libx264 @ 00000230536e2900] ref B L0: 96.2% 3.1% 0.7%
[libx264 @ 00000230536e2900] ref B L1: 95.5% 4.5%
[libx264 @ 00000230536e2900] kb/s:1441.17