提前进行thx try { // Convert to JPG using (Aspose.Imaging.Image inputImage = Aspose.Imaging.Image.Load(filePath)) { 浏览47提问于2021-01-15得票数 0 回答已采纳 2回答 FFMPEG: Youtube流媒体质量和速度问题 、、、 我正在尝试从我的Icecast/Shoutcast服务器生成一个可靠的流到Youtube现场直播。...
# convert to other formats # set -euo pipefail image_formats="jpg png bmp gif webp tiff jp2" input_dir="/home/vivi/kvmshare/图片" formats=$image_formats output_dir="${input_dir}_output" function do_convert(){ local input_file=$1 # 字符串替换,样例 # input=/home/vivi/kvmshare/图片...
fwrite(pFrameYUV->data[2], 1, y_size / 4, fp_yuv); //V //printf("Flush Decoder: Succeed to decode 1 frame!\n"); } sws_freeContext(img_convert_ctx); fclose(fp_yuv); av_frame_free(&pFrameYUV); av_frame_free(&pFrame); avcodec_close(pCodecCtx); avformat_close_input(&pForm...
先贴出最终脚本 #!/bin/bash #Program: # convert MP4 to jpg #History: #2017/12/02 raulxty@163.com First release PATH=/root/anaconda3/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin export PATH filelist=$(find *.mp4) OLDIFS="$IFS" IFS=$"\n" for filename in ...
这里支持存储成png图片和jpg图片 //将图片数据写入到文件中 //根据文件后缀来确定图片的格式,支持png和jpg int SavePictureToFile(const PICTURE *pic, const char *path) { int ret = 0; int error_code = 0; const AVCodec *codec = NULL;
public class ConvertVideo { private static String inputPath = ""; private static String outputPath = ""; private static String ffmpegPath = ""; public static void main(String args[]) throws IOException { getPath(); if (!checkfile(inputPath)) { ...
步骤1：在Aconvert的主页上，点击【Convert】切换到转换界面，然后点击【Video】图标。步骤2：您会看到一...
sws_freeContext(img_convert_ctx); saveFrame(rgbBuf, currentFrameNum_/(frameNum_/pictureNum), width, height);//生成图片 } delete[] rgbBuf; //=== 下面给出自己在网上找到的把yuv420转成rgb24的代码: constintTable_fv1[256]={ -180, -179, -177, -176, -174, ...
padPad input image to width:height[:x:y[:color]] (default x and y: 0, default color: black). pixdesctestTest pixel format definitions. scaleScale the input video to width:height size and/or convert the image format. selectSelect frames to pass in output. ...
linux下ffmpeg3.0采集摄像头画面用libjpeg-turbo转成jpeg #include<stdio.h> #include<stdint.h> #include<unistd.h> #include<iostream> extern"C"{ #include"libavcodec/avcodec.h" #include"libavutil/mem.h" #include"libavformat/avformat.h" #include"libswscale/swscale.h" #include"libavdevice/av...