Ich habe mal diverse Tests durchgeführt. Das sieht soweit ganz gut aus. Der Adobe 16 bit Modus enthält allerdings nur 15 bit Farbinformation und muss in FFmpeg kompatible 16 bit skaliert werden. (SIMD SSE2).
8 Bit
Encoding
[09:56:46] FFmpeg: Stream #0:0
[09:56:46] FFmpeg: , 0, 1001/60000
[09:56:46] FFmpeg: : Video: ffv1, 1 reference frame, bgra(progressive), 3840x2160 (0x0) [SAR 1:1 DAR 16:9], 0/1, q=2-31, 200 kb/s
[09:56:46] FFmpeg: ,
[09:56:46] FFmpeg: 59.94 fps,
[09:56:46] FFmpeg: 59.94 tbn
[09:56:46] FFmpeg:
MediaInfo
Video
ID : 1
Format : FFV1
Format version : Version 3.4
Codec ID : V_MS/VFW/FOURCC / FFV1
Duration : 3 s 270 ms
Bit rate mode : Variable
Width : 3 840 pixels
Height : 2 160 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 59.940 FPS
Color space : RGBA
Bit depth : 8 bits
Scan type : Progressive
Compression mode : Lossless
Default : Yes
Forced : No
coder_type : Golomb Rice
MaxSlicesCount : 4
ErrorDetectionType : Per slice
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16 Bit
Encoding
[10:10:43] FFmpeg: Stream #0:0
[10:10:43] FFmpeg: , 0, 1001/60000
[10:10:43] FFmpeg: : Video: ffv1, 1 reference frame, rgba64le(progressive), 3840x2160 (0x0) [SAR 1:1 DAR 16:9], 0/1, q=2-31, 200 kb/s
[10:10:43] FFmpeg: ,
[10:10:43] FFmpeg: 59.94 fps,
[10:10:43] FFmpeg: 59.94 tbn
MediaInfo
Video
ID : 1
Format : FFV1
Format version : Version 3.4
Codec ID : V_MS/VFW/FOURCC / FFV1
Duration : 3 s 270 ms
Bit rate mode : Variable
Width : 3 840 pixels
Height : 2 160 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 59.940 FPS
Color space : RGBA
Bit depth : 16 bits
Scan type : Progressive
Compression mode : Lossless
Default : Yes
Forced : No
coder_type : Range Coder
MaxSlicesCount : 6
ErrorDetectionType : Per slice
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