無損視頻編解碼器與RGB48支持

Question

我要尋找的視頻編解碼器具有以下規格：

• （數學）無損
• 採取與RGB48像素格式（16位BPC）
幀
• 可能通過libav使用

我不能使用類似VP9的東西，因爲它只支持YUV色彩空間，RGB-YUV轉換與信息丟失有關。

任何任何想法？提前致謝！

Answer 1

ffmpeg支持一些10位原始RGB編解碼器，如Blackmagic's r210和AJA Kona r10K，但不支持16 bpc。

還有的ffmpeglossless codecs的完整列表，但有些並非影片，大部分不接受RGB：

Lossless: 

ffv1 – (FFmpeg Video Codec 1) 
flashsv – (Flash Screen Video 1) 
gif – (Graphics Interchange Format) 
png – (Portable Network Graphics) 
qtrle – (Apple Quicktime Animation (RLE)) 
zmbv – (Zip Motion Block/DosBox Capture Codec) 

Lossless Intra Frames Only: 

bmp – (Bitmap Image) 
dpx – (Digital Picture Exchange) 
ffvhuff – (Huffyuv FFmpeg variant) 
huffyuv – (HuffYUV) 
ljpeg – (Lossless JPEG) 
pam – (Portable AnyMap/Netpbm) 
pbm – (Portable BitMap/Netpbm) 
pcx – (PC Paintbrush/Personal Computer Exchange Image) 
pgm – (Portable GrayMap/Netpbm) 
pgmyuv – (Portable GrayMap YUV/Netpbm) 
ppm – (Portable PixMap/Netpbm) 
r10k – (AJA Kona 10-bit RGB Codec) 
r210 – (Uncompressed RGB 10-bit) 
rawvideo – (Raw Video) 
sgi – (Silicon Graphics Image) 
sunrast – (Sun Raster Image) 
targa – (Truevision TGA Image) 
tiff – (Tagged Image File Format) 
utvideo – (Ut Video) 
v210 – (Uncompressed 4:2:2 10-bit) 
v410 – (Uncompressed 4:4:4 10-bit/SheerVideo?) 
xbm – (X BitMap) 
xwd – (X Window Dump) 
zlib – (Lossless Codec Library ZLIB) 

Optionally Lossless: 

dirac/libschroedinger – (Dirac Compression Format) 
h264/libx264/libx264rgb – (H.264/MPEG-4 AVC) 
snow – (Snow) 
Optionally Lossless Intra Frames Only: 

jpeg2000/libopenjpeg – (JPEG 2000) 
jpegls – (JPEG-LS/Lossless JPEG)