/**
\fn ctor
*/
changeFps::changeFps( ADM_coreVideoFilter *previous,CONFcouple *setup) : ADM_coreVideoFilter(previous,setup)
{
if(!setup || !ADM_paramLoad(setup,confChangeFps_param,&configuration))
{
// Default value
configuration.newMode=0;
configuration.newFpsNum=ADM_Fps1000FromUs(previous->getInfo()->frameIncrement);
configuration.newFpsDen=1000;
configuration.oldMode=0;
configuration.oldFpsNum=ADM_Fps1000FromUs(previous->getInfo()->frameIncrement);
configuration.oldFpsDen=1000;
}
updateTimingInfo();
}
/**
\fn configure
*/
bool swScaleResizeFilter::configure(void)
{
uint32_t fps1000=ADM_Fps1000FromUs(info.frameIncrement);
if(true==DIA_resize(previousFilter->getInfo()->width,previousFilter->getInfo()->height,
fps1000,&configuration))
{
reset(configuration.width,configuration.height,configuration.algo);
return true;
}
return false;
}
/**
\fn ctor
*/
resampleFps::resampleFps( ADM_coreVideoFilter *previous,CONFcouple *setup) :
ADM_coreVideoFilterCached(3,previous,setup)
{
baseTime=0;
prefillDone=false;
frames[0]=frames[1]=NULL;
if(!setup || !ADM_paramLoad(setup,confResampleFps_param,&configuration))
{
// Default value
configuration.mode=0;
configuration.newFpsNum=ADM_Fps1000FromUs(previous->getInfo()->frameIncrement);
configuration.newFpsDen=1000;
}
if(!frames[0]) frames[0]=new ADMImageDefault(info.width,info.height);
if(!frames[1]) frames[1]=new ADMImageDefault(info.width,info.height);
updateIncrement();
}
/**
\fn updateTimingInfo
\brief update the info part with new fps
*/
bool changeFps::updateTimingInfo(void)
{
double fps1000=configuration.newFpsNum*1000;
fps1000/=configuration.newFpsDen;
// 1 update frame increment...
info.frameIncrement=ADM_Fps1000FromUs( (uint64_t)fps1000);
// 2 update duration
double timing=previousFilter->getInfo()->totalDuration;
timing*=configuration.oldFpsNum;
timing*=configuration.newFpsDen;
timing/=configuration.newFpsNum;
timing/=configuration.oldFpsDen;
info.totalDuration=(uint64_t)timing;
return true;
}
bool avs_start(FilterInfo *info, FilterInfo *avisynth_info,
char *fname, AVS_PIPES *avs_pipes)
{
DEBUG_PRINTF("avsfilter : avs_start()\n");
DEBUG_PRINTF("avsfilter : %X %X %s %X\n",
avs_pipes[PIPE_LOADER_WRITE].hpipe,
avs_pipes[PIPE_FILTER_WRITE].hpipe,
fname, info);
DEBUG_PRINTF("avsfilter : avs_start info : frameIncrement %lu totalDuration %llu\n",
info->frameIncrement, info->totalDuration);
ADV_Info aii, aio;
aii.width = info->width;
aii.height = info->height;
aii.nb_frames = info->totalDuration / info->frameIncrement;
aii.encoding = 1;
aii.codec = 0;
aii.fps1000 = ADM_Fps1000FromUs(info->frameIncrement);
aii.orgFrame = 0;
DEBUG_PRINTF("avsfilter : send ADV_Info to avsloader [fps1000 = %d, nb_frames = %d]\n", aii.fps1000, aii.nb_frames);
if (!send_cmd(avs_pipes[PIPE_LOADER_WRITE].hpipe,
LOAD_AVS_SCRIPT, fname,
strlen(fname) + sizeof("\0")) ||
!send_cmd(avs_pipes[PIPE_FILTER_WRITE].hpipe,
SET_CLIP_PARAMETER, &aii,
sizeof(aii)))
{
DEBUG_PRINTF_RED("avsfilter : cannot set script name or set clip parameters\n");
deinit_pipes(avs_pipes, CMD_PIPE_NUM);
return false;
}
// get avisynth frame info
PIPE_MSG_HEADER msg;
if (!receive_cmd(avs_pipes[PIPE_LOADER_READ].hpipe,
&msg) ||
msg.avs_cmd != SET_CLIP_PARAMETER ||
!receive_data(avs_pipes[PIPE_LOADER_READ].hpipe,
&msg, &aio))
{
DEBUG_PRINTF_RED("avsfilter : cannot receive avisynth clip parameters\n");
deinit_pipes(avs_pipes, CMD_PIPE_NUM);
return false;
}
DEBUG_PRINTF("avsfilter : receive ADV_Info from avsloader [fps1000 = %d, nb_frames = %d]\n", aio.fps1000, aio.nb_frames);
avisynth_info->width = aio.width;
avisynth_info->height = aio.height;
avisynth_info->frameIncrement = ADM_UsecFromFps1000(aio.fps1000);
avisynth_info->totalDuration = aio.nb_frames * avisynth_info->frameIncrement;
// correct avisynth_info for span of frames, calculate fps change metrics
/* float k_fps;
k_fps = float(avisynth_info->frameIncrement) / float(info->frameIncrement);
DEBUG_PRINTF("avsfilter : FPS change metrics %f\n", k_fps);
avisynth_info->nb_frames = int (info->nb_frames * k_fps);
avisynth_info->orgFrame = int (info->orgFrame * k_fps);
DEBUG_PRINTF("avsfilter : Calculate new span for avisynth script [%d - %d]\n",
avisynth_info->orgFrame,avisynth_info->orgFrame + avisynth_info->nb_frames);*/
return true;
}