基于ffmpeg封装的视频编解码库

#include <iostream> #include <sstream> #include <string> #include "VideoDecoder.h" #include "VideoEncoder.h" #ifdef _DEBUG #pragma comment(lib, "../lib/VideoCodecD.lib") #else #pragma comment(lib, "../lib/VideoCodec.lib") #endif using namespace std; class CVideoDecoderCallback : public IVideoDecoderCallback { public: void on_frame_data(int frame_id, const char* rgb24_data, unsigned long width, unsigned long height, unsigned long user_data) { cout << frame_id << " " << width << " " << height << endl; if (frame_id == 20) { rgb24_save_bitmap(rgb24_data, width, height, "d:\\test.bmp"); } } }; void test_decode(void) { int result = 0; CVideoDecoder VideoDecoder; CVideoDecoderCallback VideoDecoderCallback; do { // Test init result = VideoDecoder.init("D:\\project\\VideoCodec\\bin\\wintone.avi"); if (result != VIDEO_CODEC_OK) { cout << "init fail! code=" << result << endl; break; } // Test get_video_info VIDEO_INFO video_info; result = VideoDecoder.get_video_info(video_info); if (result != VIDEO_CODEC_OK) { cout << "get_video_info fail! code=" << result << endl; break; } // Test decode cout << "Test decode_all\n"; VideoDecoder.decode(&VideoDecoderCallback); } while (0); // Test uninit VideoDecoder.uninit(); } void test_encode(void) { CVideoEncoder VideoEncoder; VIDEO_INFO video_info; video_info.pic_width = 352; video_info.pic_height = 288; video_info.frame_width = 352; video_info.frame_height = 288; video_info.frame_rate = 25.0; video_info.frame_duration = 100; video_info.time_duration = 4 * 1000; VideoEncoder.init(video_info, "test.avi"); VideoEncoder.uninit(); } void main(void) { test_decode(); //test_encode(); cout << "Press any key to exit!" << endl; cin.get(); }