你可以自己编码,这不是太难。
对于 AVI 编码,您可以使用Revel。对于 JPG 图像处理,您可以使用libJPEG。如果您有其他格式的图像,您可以使用适当的库来阅读它们。
读取每个图像并对其进行编码的完整代码会有点长。所以,我用伪代码向你展示这个想法。当有类似的任务时,我使用了相同的方式。
#include "revel.h"
extern "C" {
#include "libjpeg/jpeglib.h"
}
std::vector<BYTE> frame_buffer;
Revel_Error revError;
int encoderHandle;
revError = Revel_CreateEncoder(&encoderHandle);
Revel_Params revParams;
Revel_InitializeParams(&revParams);
revParams.width = ; // put image width here
revParams.height = ; // put image height here
//
revParams.frameRate = 25;
revParams.quality = 1.0f;
revParams.codec = REVEL_CD_XVID;
revParams.hasAudio = 0;
revParams.audioSampleFormat = REVEL_ASF_UNKNOWN;
char favi[] = "encoded_video.avi";
revError = Revel_EncodeStart(encoderHandle, favi, &revParams);
while(read & decode every image into 'frame_buffer' with apropriate lib)
{
Revel_VideoFrame frame;
frame.width = image.getwidth();
frame.height = image.getheight();
frame.bytesPerPixel = ; // color depth in bytes. if you're using libjpeg it would be cinfo.num_components;
frame.pixelFormat = REVEL_PF_BGR;
frame.pixels = &frame_buffer[0];
int frameSize;
revError = Revel_EncodeFrame(encoderHandle, &frame, &frameSize);
}
int totalSize;
revError = Revel_EncodeEnd(encoderHandle, &totalSize);
Revel_DestroyEncoder(encoderHandle);