Android audio and video went deep into 1949th using ijkplayer as a video player (with source code download) and androiw.player
Project addressHttps://github.com/979451341/MyijkplayerSome time ago, I thought it was difficult to make FFmpeg a video player. Although there was no problem in playing the
(Mediamuxerthread.track_video, OutputBuffer, MBufferInfo));Ah ah ah ah, crazy, the code may look very sticky, a lot of, but the vast majority of code is to coordinate in order to determine the current video is still recorded, but the real video is recorded in the operation of the code is two lines, Mediacodec use Queueinputbuffer to obtain data, And then encode Dequeueoutputbuffer to mediamuxer,audiocodec
(Img_convert_ctx, (const uint8_tConst) Pframe->data, pframe->linesize, 0, Pcodecctx->height,Pframeyuv->data, pframeyuv->linesize);Output to YUV fileAvframe Pixel Frame Write fileImage pixel data decoded by data (audio sampled data)Y brightness UV chroma (compressed) People are more sensitive to brightnessThe number of U V is 1/4 of yy_size=pcodecctx->width*pcodecctx->height;Fwrite (PFRAMEYUV-GT;DATA[0],1,Y_SIZE,FP_YUV); YFwrite (PFRAMEYUV-GT;DATA[1],1,Y_SIZE/4,FP_YUV); UFwrite (PFRAMEYUV-GT;DAT
The address of this project, ask Starhttps://github.com/979451341/Audio-and-video-learning-materials/tree/master/FFmpeg%E6%92%AD%E6%94%BE%E8%A7%86%E9%A2%91First FFmpeg is written in C, so we need the NDK technology, and then I use the NDK to use CMake, the first is to say how to import FFmpeg project, using my method to import ffmpeg not a minute.This requires you to first download the project code in the a
The address of this project, ask Starhttps://github.com/979451341/Audio-and-video-learning-materials/tree/master/FFmpeg%E6%92%AD%E6%94%BE%E8%A7%86%E9%A2%91First FFmpeg is written in C, so we need the NDK technology, and then I use the NDK to use CMake, the first is to say how to import FFmpeg project, using my method to import ffmpeg not a minute.This requires you to first download the project code in the a
First step: Find the video or album page you need to download
For example, now we want to download "Pinggui and Wang Baochuan", you can visit the Youku home page, enter "Pinggui and Wang Baochuan", and then click the "Search Library" button:
Will jump to a search page, click on a video link:
The play title
What is the hottest thing in the entertainment circle right now? Of course it's a short video.So, how does a short video be made? How do short videos earn money? How do I download a free short video? This article contains a number of related short video articles, add to the collection Oh, small series will continue to
1, we first open the phone in the ' Baidu Video ' and then open into
2, open Baidu Video software
3, then we find their favorite video, if not can be clicked "search"
4, input What you are looking for and click to confirm, as follows.
5, click the Red callout position of the arrow, the effect shown in the following figure
); LOGE ("Convert to RGBA format") Ffmpegvideo->swscontext = Sws_getcontext (ffmpegvideo->codec->width,ffmpegvideo-> CODEC->HEIGHT,FFMPEGVIDEO->CODEC->PIX_FMT, Ffmpegvideo->codec->width , Ffmpegvideo->codec->height,av_pix_fmt_rgba, sws_bicubic,null,null,null); Get a frame of dataFfmpegvideo->get (packet);And then get the data from the vector.Adjust the playback speed of video and audio diff = ffmpegVideo->clock - audio_clock;To delay the accelerati
Marco Linux OPS beginner + Intermediate + Advanced Video tutorial Video tutorials full Download (nearly 50G)Catalogue Details:18_02_ssl protocol, OpenSSL, and creating a private CA18_03_OPENSSH Service and its related applications09_01_ disk and file system management detailed three10_05_ script Programming eight scripts to complete the disk partition format20_01
How to download the fun videos in the ditto video app and the ditto video app
How to download a fun video from the ditto video app
1. ditto video app Key Content 2. Capture packets to
. size:%5d\tpts:%lld\n",pkt.size,pkt.pts); //Write AVPacket 音频或视频裸流 if (av_interleaved_write_frame(ofmt_ctx, pkt) Av_free_packet (PKT);By constantly looping, decoding the video stream, decoding the audio stream, encoding into the output file, these three steps continue to cycle through the synthesis of videoComplete the output video and release the resources//Write file trailerav_write_trailer(ofmt_ct
How to hide the Download button and video button of the video Element
1. Use the ControlList API of the video Element
Through the ControList API, you can not only hide the Download button by setting nodownload, but also set nofullscreen to hide full screen buttons and norem
Specific steps
1 in the mobile phone we open "cool 6 video", Into the cool 6 video channel home, click on a favorite video
2 Enter the video details, then click the "Download" button. This cool 6 video will be automatically do
*) windowbuffer.bits; int dststride = windowbuffer.stride * 4; uint8_t *src = (pframergba->data[0]); int srcstride = pframergba->linesize[0]; Because the window's stride and the stride of the frame are different, it is necessary to copy the int h line by row; for (h = 0; h This wants to really master, need to avfilter.c at least two times, because the following four structures have not seen their internal memberstypedef struct AVFILTERCONTE
Is the top new AV poisonous?
Small series of personal testing, this software is non-toxic, but there will be advertising, because the development team must have a certain funding support, so there will be some ads, but it will not affect the user's view.
What are the features of the top new AV?
1. Top New AV Cloud technologyTop new audio and video first developed based on P4P cloud architecture products, whether it is a movie search, or online play
. Mbufferinfo.presentationtimeus = Getptsus (); Muxer.writesampledata (Mtrackindex, Encodeddata, Mbufferinfo); Prevoutputptsus = Mbufferinfo.presentationtimeus; }//return buffer to encoder Mmediacodec.releaseoutputbuffer (Encoderstatus, false); if (Mbufferinfo.flags mediacodec.buffer_flag_end_of_stream)! = 0) {//when EOS come. Miscapturing = false; Break Out of a while}}}} After finishing, the code is many,
We search the United States after Baidu, and then find the video to download, and then we click on the video to download to enter, as shown in the following image
Because it's a browser, so we can right click, and then in the pop-up menu we click "View Source" and then open the entry, details as follows
Copy t
I often go to YouTube to watch some rock videos, but YouTube is not stable and always stuck. I just Googled and found a way to directly download the video to a local place, the download speed with thunder is good.
1. Use FLV downloader, enter the video address in the address input column, and click "Get address ".
2.
Slave4.0.237.0StartChrome Dev on Windows platform supports installing userscript directly. You have written a script trainer for yourself. Kuber's video downloader helps youDownload a video file from a video website in China. after the script is installed, a translucent icon is displayed in the upper left corner of the video
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