diff options
Diffstat (limited to 'DOCS/tech')
| -rw-r--r-- | DOCS/tech/colorspaces.txt | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/DOCS/tech/colorspaces.txt b/DOCS/tech/colorspaces.txt index c5cb741ea1..b1b35271aa 100644 --- a/DOCS/tech/colorspaces.txt +++ b/DOCS/tech/colorspaces.txt @@ -103,6 +103,28 @@ OpenGL's GL_RGB on all platforms, and the same goes for BGR - GL_BGR. Unfortunately, most of the x86 codecs call our BGR to RGB, so it sometimes confuse developers. -If you are unsure, try the OpenGL driver (-vo gl:manyfmts). There is at least -software OpenGL implementation for all major platforms and OS's, but you will -need OpenGL version >= 1.2 for most formats. +memory order: name +RGBA IMGFMT_RGBA +ARGB IMGFMT_ARGB +BGRA IMGFMT_BGRA +ABGR IMGFMT_ABGR +RGB IMGFMT_RGB24 +BGR IMGFMT_BGR24 + +order in an int name +mostsignifant .. least significant bit +8A8R8G8B IMGFMT_BGR32 +8A8B8G8R IMGFMT_RGB32 +5R6G5B IMGFMT_BGR16 +5B6G5R IMGFMT_RGB16 +1A5R5G5B IMGFMT_BGR15 +1A5B5G5R IMGFMT_RGB15 +3R3G2B IMGFMT_BGR8 +2B3G3R IMGFMT_RGB8 +1R2G1B IMGFMT_BGR4_CHAR +1B2G1R IMGFMT_RGB4_CHAR +1R2G1B1R2G1B IMGFMT_BGR4 +1B2G1R1B2G1R IMGFMT_RGB4 + +depending upon little vs big endian different in memory & in register formats +will be equal (LE -> BGRA == BGR32 / BE -> ARGB == BGR32) |