frame->format = context->pix_fmt; r = av_frame_get_buffer(frame, 0); if (r != 0) { char buf[1024] = { 0 }; av_strerror(r, buf, sizeof(buf) - 1); cout << "av_frame_get_buffer failed! " << buf << endl; avcodec_free_context(&context); return -1; } packet = av...
[vist#0:0/h264 @ 0x55846b1d3c40] Error submitting packet to decoder: Unknown error occurred [h264_qsv @ 0x55846b1ce000] get_buffer() failed [h264_qsv @ 0x55846b1ce000] Too many errors when draining, this is a bug. Stop draining and force EOF. [vist#0:0/h264 @ 0x55846b1d3...
printf("get av codec context failed.\n"); return -1; } //设置编解码器上下文参数 if (avcodec_parameters_to_context(pCodecCtx, in_stream1->codecpar) < 0) { printf("set param failed!\n"); return -1; } //打开编解码器 if (avcodec_open2(pCodecCtx, pCodec, NULL) != 0) { prin...
return OUTPUT_BUFFER_ALLOCATE_FAILED; } const jobject dataObject = (*env)->GetObjectField(env, outputBuffer, dataField); jbyte *const data = (jbyte *)((*env)->GetDirectBufferAddress(env, dataObject)); // 如果不支持,进行像素格式转换;如果支持,直接拷贝到输出缓冲区 if (!isFormatSupported)...
staticvoidvdev_android_lock(void*ctxt,uint8_t*buffer[8],intlinesize[8],int64_tpts){VDEVCTXT*c=(VDEVCTXT*)ctxt;if(c->status&VDEV_ANDROID_UPDATE_WIN){if(c->win){ANativeWindow_release(c->win);c->win=NULL;}if(c->surface)c->win=ANativeWindow_fromSurface(get_jni_env(),(jobject...
此外,还有两个数据结构AVFilterBuffer和AVFilterBufferRef来表示过滤器的输入输出数据,其中AVFilterBufferRef是AVFilterBuffer的引用,这种设计的目的是避免不必要的数据拷贝。通过avfilter_get_buffer_ref_from_frame可以获得一个AVFrame结构的引用,从而实现过滤器对来自AVFrame的图像原数据或声音采样序列的处理。 APIs avfilter...
然后ffmpeg的configure正常，make编译生成.a静态库也正常 但是最后一步ld生成so动态库时，提示缺少未定义...
printf("yuv_buf malloc failed\n"); return 1; } int64_t begin_time = get_time(); int64_t end_time = begin_time; int64_t all_begin_time = get_time(); int64_t all_end_time = all_begin_time; int64_t pts = 0; //===编解码=== int indexNum = 1; while (av_read_frame(p...
av_get_channel_layout_nb_channels(out_channel_layout); //根据声道格式返回声道个数 int out_buffer_size = av_samples_get_buffer_size(NULL,out_channels,out_nb_samples,out_sample_fmt,1);//获取输出缓冲大小 out_buffer = (uint8_t*)av_malloc(MAX_AUDIO_FRAME_SIZE); memset(out_buffer,0,MAX...
if (av_probe_input_buffer(pb, &piFmt,"", NULL, 0, 0) < 0)//探测从内存中获取到的媒体流的格式 { fprintf(stderr,"probe format failed\n"); return -1; } else{ fprintf(stdout,"format:%s[%s]\n", piFmt->name, piFmt->long_name); ...