int IDCTBackup(idct* p,idctbackup* Backup)
{
int No;
planes Planes;
video Format;
memset(Backup,0,sizeof(idctbackup));
if (p->Get(p,IDCT_FORMAT,&Backup->Format,sizeof(video))!=ERR_NONE || !Backup->Format.Pixel.Flags ||
p->Get(p,IDCT_BUFFERWIDTH,&Backup->Width,sizeof(int))!=ERR_NONE ||
p->Get(p,IDCT_BUFFERHEIGHT,&Backup->Height,sizeof(int))!=ERR_NONE ||
p->Get(p,IDCT_BUFFERCOUNT,&Backup->Count,sizeof(int))!=ERR_NONE ||
p->Get(p,IDCT_SHOW,&Backup->Show,sizeof(int))!=ERR_NONE)
return ERR_INVALID_DATA;
for (No=0;No<Backup->Count;++No)
{
idctbufferbackup* Buffer = Backup->Buffer+No;
Buffer->FrameNo = -1;
p->Get(p,IDCT_FRAMENO+No,&Buffer->FrameNo,sizeof(int));
if (p->Lock(p,No,Planes,&Buffer->Brightness,&Format) == ERR_NONE)
{
Buffer->Format = Format;
DefaultPitch(&Buffer->Format);
if (SurfaceAlloc(Buffer->Buffer,&Buffer->Format) == ERR_NONE)
SurfaceCopy(&Format,&Buffer->Format,Planes,Buffer->Buffer,NULL);
p->Unlock(p,No);
}
}
p->Set(p,IDCT_FORMAT,NULL,0);
return ERR_NONE;
}
static int UpdateInput(tiff* p)
{
p->ErrorShowed = 0;
BufferClear(&p->Buffer);
if (p->Codec.In.Format.Type == PACKET_VIDEO)
{
PacketFormatCopy(&p->Codec.Out.Format,&p->Codec.In.Format);
p->Codec.Out.Format.Format.Video.Pixel.Flags = PF_RGB;
p->Codec.Out.Format.Format.Video.Pixel.BitCount = 24;
p->Codec.Out.Format.Format.Video.Pixel.BitMask[0] = 0xFF;
p->Codec.Out.Format.Format.Video.Pixel.BitMask[1] = 0xFF00;
p->Codec.Out.Format.Format.Video.Pixel.BitMask[2] = 0xFF0000;
DefaultPitch(&p->Codec.Out.Format.Format.Video);
}
return ERR_NONE;
}
static bool_t BuildOutputFormat(ffmpeg_video* p)
{
int pix_fmt = p->Context->pix_fmt;
if (pix_fmt<0)
pix_fmt = PIX_FMT_YUV420P; // is this needed?
PacketFormatClear(&p->Codec.Out.Format);
p->Codec.Out.Format.Type = PACKET_VIDEO;
switch (pix_fmt)
{
case PIX_FMT_YUV410P:
p->Codec.Out.Format.Format.Video.Pixel.Flags = PF_YUV410;
break;
case PIX_FMT_YUV420P:
p->Codec.Out.Format.Format.Video.Pixel.Flags = PF_YUV420;
break;
case PIX_FMT_BGR24:
DefaultRGB(&p->Codec.Out.Format.Format.Video.Pixel,24,8,8,8,0,0,0);
break;;
case PIX_FMT_RGB32:
DefaultRGB(&p->Codec.Out.Format.Format.Video.Pixel,32,8,8,8,0,0,0);
break;
case PIX_FMT_RGB555:
DefaultRGB(&p->Codec.Out.Format.Format.Video.Pixel,16,5,5,5,0,0,0);
break;
case PIX_FMT_PAL8:
p->Codec.Out.Format.Format.Video.Pixel.Flags = PF_PALETTE;
p->Codec.Out.Format.Format.Video.Pixel.BitCount = 8;
p->Codec.Out.Format.Format.Video.Pixel.Palette = p->Codec.In.Format.Format.Video.Pixel.Palette;
break;
default:
return 0;
}
p->Aspect = p->Context->sample_aspect_ratio;
p->Codec.Out.Format.Format.Video.Aspect = p->Codec.In.Format.Format.Video.Aspect;
if (p->Context->sample_aspect_ratio.num>0 && !p->Codec.Out.Format.Format.Video.Aspect)
p->Codec.Out.Format.Format.Video.Aspect = Scale(ASPECT_ONE,p->Context->sample_aspect_ratio.num,p->Context->sample_aspect_ratio.den);
p->Codec.In.Format.Format.Video.Width = p->Codec.Out.Format.Format.Video.Width = p->Context->width;
p->Codec.In.Format.Format.Video.Height = p->Codec.Out.Format.Format.Video.Height = p->Context->height;
if (p->Picture->linesize[0])
p->Codec.Out.Format.Format.Video.Pitch = p->Picture->linesize[0];
else
DefaultPitch(&p->Codec.Out.Format.Format.Video);
p->PixelFormat = p->Context->pix_fmt;
if (p->Context->bit_rate > 0 && p->Context->bit_rate < 100000000)
p->Codec.In.Format.ByteRate = p->Context->bit_rate/8;
if (p->Context->time_base.num > 0)
{
p->Codec.In.Format.PacketRate.Num = p->Context->time_base.den;
p->Codec.In.Format.PacketRate.Den = p->Context->time_base.num;
p->FrameTime = Scale(TICKSPERSEC,p->Codec.In.Format.PacketRate.Den,p->Codec.In.Format.PacketRate.Num);
}
else
p->FrameTime = TIME_UNKNOWN;
//ShowMessage("","%d %d %d",p->Context->pix_fmt,p->Context->width,p->Context->height);
return 1;
}
