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-rw-r--r--DOCS/tech/mpcf.txt8
1 files changed, 6 insertions, 2 deletions
diff --git a/DOCS/tech/mpcf.txt b/DOCS/tech/mpcf.txt
index 18f324aaf5..65ea4e988c 100644
--- a/DOCS/tech/mpcf.txt
+++ b/DOCS/tech/mpcf.txt
@@ -375,8 +375,12 @@ depth
for compatibility with some win32 codecs
colorspace_type
- ?
-
+ 0 unknown
+ 1 ITU Rec 624 / ITU Rec 601 Y range: 16..235 Cb/Cr range: 16..240
+ 2 ITU Rec 709 Y range: 16..235 Cb/Cr range: 16..240
+ 17 ITU Rec 624 / ITU Rec 601 Y range: 0..255 Cb/Cr range: 0..255
+ 18 ITU Rec 709 Y range: 0..255 Cb/Cr range: 0..255
+
samplerate_mul
the number of samples per second in one time_base unit
samplerate = time_base*samplerate_mul