On Mon, Aug 2, 2010 at 2:38 AM, Hoang Ong <[email protected]> wrote: > Hi Experts, > > I'm try to extract frames from mp4 video. I got the frame that I want to do > the output, but I get stuck when I convert frame to PIX_FMT_RGB24 image > type. My code is : > > //store formated frame > AVFrame *pFrameRGB; > pFrameRGB=avcodec_alloc_frame(); > > > SwsContext* convert_ctx; > convert_ctx = sws_getContext( pCodecCtx->width, > pCodecCtx->height, > pCodecCtx->pix_fmt, > pCodecCtx->width, > pCodecCtx->height, > PIX_FMT_RGB24, > SWS_BILINEAR, NULL, NULL, > NULL); > if (convert_ctx == NULL) > { > cout << "Cannot init scale context!\n"; > return; > } > > uint8_t *buffer; > int sizeBuffer = > avpicture_get_size(PIX_FMT_RGB24,pCodecCtx->width, > pCodecCtx->height); > buffer = new uint8_t[sizeBuffer];
memory alignment is required! try use av_malloc()/av_free() -- ----------------------------------------------------------------------------------------- My key fingerprint: d1:03:f5:32:26:ff:d7:3c:e4:42:e3:51:ec:92:78:b2 _______________________________________________ libav-user mailing list [email protected] https://lists.mplayerhq.hu/mailman/listinfo/libav-user
