#include<libswscale/swscale.h> #defineIMAGE_WIDTH 1920 #defineIMAGE_HEIGHT 1080 char* in_file ="/Users/jimogangdan/CLionProjects/x264_encoder/video1.h264"; char* out_file ="/Users/jimogangdan/CLionProjects/x264_encoder/video1.yuv"; voidprint_pict_type(intframe_cnt,AVFrame* pFrame); /...
int64_t cur_pts_v =0, cur_pts_a =0;constchar* out_filename ="shuchu.mp4";//输出文件constchar* audio_filename ="audio.mp3";//输出文件constchar* video_filename ="video.h264";//输出文件AVPacket* pkt; int ret, i; pvFormatCtx =avformat_alloc_context(); paFormatCtx =avformat_allo...
ffmpeg.exe -hwaccel cuvid -c:v hevc_cuvid -i h265toh264.h265 -c:v h264_nvenc -r 30 -y h265toh264.h264 FFmpeg API进行H265裸流文件进行转码H264 在VS2017工程下面使用ffmpeg API的方式实现H265的软件解码成YUV并使用h264_nvenc(NVIDIA硬件编码器)或libx264(h264软件编码器)实现YUV编码成H264...
AVCodec*pCodec=NULL;AVCodecContext*pCodecCtx=NULL;SwsContext*img_convert_ctx=NULL;AVFrame*pFrame=NULL;AVFrame*pFrameRGB=NULL; 1. 初始化 代码语言:javascript 代码运行次数:0 运行 AI代码解释 intH264_Init(void){/* must be called before using avcodec lib*/avcodec_init();/* register all the code...
#include "FFmpegVideoDecoder.h" struct AVCodecContext *pAVCodecCtx_decoder = NULL; struct AVCodec *pAVCodec_decoder; struct AVPacket mAVPacket_decoder; struct AVFrame *pAVFrame_decoder = NULL; structSwsContext* pImageConvertCtx_decoder = NULL; ...
(_img_convert_ctx , (const unsigned char* const* data, _pFrameYuv-linesize, 0, _pCodecContext-height , _dst_dataTmp, _dst_linesize ; return 0; } return -1; } C语⾔封装接⼝ extern C { LibFfmpegWrapper_A PI INT64 H264_CreateHandle( ; LibFfmpegWrapper_A PI INT32 H264_...
convertVideo(inputFilePath, outputFilePath); } public static void convertVideo(String inputFilePath, String outputFilePath) { ProcessBuilder processBuilder = new ProcessBuilder( "ffmpeg", "-i", inputFilePath, "-c:v", "libx264", outputFilePath ); try { Process process = processBuilder.start(...
H264 是帧间编码,需要连续多帧喂数据给AVCodecContext才能正确解码。 void H264ToRGB(unsigned char* data, unsigned int dataSize, unsigned char* outBuffer) { // 1. 将元数据装填到packet AVPacket* avPkt = av_packet_alloc(); avPkt->size = dataSize; ...
实际上chrome最初也不支持h264视频解码，但h264在视频编码媒体领域中已经是势不可当（2003年发布），...