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https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-06 16:28:04 -04:00
Fixed MTP to work with TWRP
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awab228
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f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
350
Documentation/video4linux/cx2341x/fw-osd-api.txt
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350
Documentation/video4linux/cx2341x/fw-osd-api.txt
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OSD firmware API description
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============================
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Note: this API is part of the decoder firmware, so it's cx23415 only.
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_FRAMEBUFFER
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Enum 65/0x41
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Description
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Return base and length of contiguous OSD memory.
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Result[0]
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OSD base address
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Result[1]
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OSD length
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_PIXEL_FORMAT
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Enum 66/0x42
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Description
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Query OSD format
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Result[0]
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0=8bit index
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1=16bit RGB 5:6:5
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2=16bit ARGB 1:5:5:5
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3=16bit ARGB 1:4:4:4
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4=32bit ARGB 8:8:8:8
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_PIXEL_FORMAT
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Enum 67/0x43
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Description
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Assign pixel format
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Param[0]
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0=8bit index
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1=16bit RGB 5:6:5
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2=16bit ARGB 1:5:5:5
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3=16bit ARGB 1:4:4:4
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4=32bit ARGB 8:8:8:8
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_STATE
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Enum 68/0x44
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Description
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Query OSD state
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Result[0]
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Bit 0 0=off, 1=on
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Bits 1:2 alpha control
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Bits 3:5 pixel format
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_STATE
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Enum 69/0x45
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Description
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OSD switch
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Param[0]
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0=off, 1=on
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_OSD_COORDS
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Enum 70/0x46
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Description
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Retrieve coordinates of OSD area blended with video
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Result[0]
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OSD buffer address
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Result[1]
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Stride in pixels
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Result[2]
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Lines in OSD buffer
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Result[3]
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Horizontal offset in buffer
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Result[4]
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Vertical offset in buffer
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_OSD_COORDS
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Enum 71/0x47
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Description
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Assign the coordinates of the OSD area to blend with video
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Param[0]
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buffer address
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Param[1]
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buffer stride in pixels
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Param[2]
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lines in buffer
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Param[3]
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horizontal offset
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Param[4]
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vertical offset
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_SCREEN_COORDS
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Enum 72/0x48
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Description
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Retrieve OSD screen area coordinates
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Result[0]
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top left horizontal offset
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Result[1]
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top left vertical offset
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Result[2]
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bottom right horizontal offset
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Result[3]
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bottom right vertical offset
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_SCREEN_COORDS
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Enum 73/0x49
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Description
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Assign the coordinates of the screen area to blend with video
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Param[0]
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top left horizontal offset
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Param[1]
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top left vertical offset
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Param[2]
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bottom left horizontal offset
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Param[3]
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bottom left vertical offset
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_GLOBAL_ALPHA
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Enum 74/0x4A
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Description
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Retrieve OSD global alpha
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Result[0]
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global alpha: 0=off, 1=on
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Result[1]
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bits 0:7 global alpha
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_GLOBAL_ALPHA
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Enum 75/0x4B
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Description
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Update global alpha
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Param[0]
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global alpha: 0=off, 1=on
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Param[1]
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global alpha (8 bits)
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Param[2]
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local alpha: 0=on, 1=off
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_BLEND_COORDS
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Enum 78/0x4C
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Description
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Move start of blending area within display buffer
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Param[0]
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horizontal offset in buffer
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Param[1]
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vertical offset in buffer
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_FLICKER_STATE
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Enum 79/0x4F
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Description
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Retrieve flicker reduction module state
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Result[0]
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flicker state: 0=off, 1=on
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_FLICKER_STATE
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Enum 80/0x50
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Description
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Set flicker reduction module state
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Param[0]
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State: 0=off, 1=on
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_BLT_COPY
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Enum 82/0x52
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Description
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BLT copy
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Param[0]
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'0000' zero
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'0001' ~destination AND ~source
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'0010' ~destination AND source
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'0011' ~destination
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'0100' destination AND ~source
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'0101' ~source
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'0110' destination XOR source
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'0111' ~destination OR ~source
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'1000' ~destination AND ~source
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'1001' destination XNOR source
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'1010' source
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'1011' ~destination OR source
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'1100' destination
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'1101' destination OR ~source
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'1110' destination OR source
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'1111' one
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Param[1]
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Resulting alpha blending
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'01' source_alpha
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'10' destination_alpha
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'11' source_alpha*destination_alpha+1
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(zero if both source and destination alpha are zero)
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Param[2]
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'00' output_pixel = source_pixel
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'01' if source_alpha=0:
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output_pixel = destination_pixel
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if 256 > source_alpha > 1:
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output_pixel = ((source_alpha + 1)*source_pixel +
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(255 - source_alpha)*destination_pixel)/256
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'10' if destination_alpha=0:
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output_pixel = source_pixel
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if 255 > destination_alpha > 0:
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output_pixel = ((255 - destination_alpha)*source_pixel +
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(destination_alpha + 1)*destination_pixel)/256
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'11' if source_alpha=0:
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source_temp = 0
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if source_alpha=255:
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source_temp = source_pixel*256
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if 255 > source_alpha > 0:
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source_temp = source_pixel*(source_alpha + 1)
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if destination_alpha=0:
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destination_temp = 0
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if destination_alpha=255:
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destination_temp = destination_pixel*256
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if 255 > destination_alpha > 0:
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destination_temp = destination_pixel*(destination_alpha + 1)
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output_pixel = (source_temp + destination_temp)/256
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Param[3]
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width
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Param[4]
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height
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Param[5]
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destination pixel mask
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Param[6]
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destination rectangle start address
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Param[7]
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destination stride in dwords
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Param[8]
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source stride in dwords
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Param[9]
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source rectangle start address
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_BLT_FILL
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Enum 83/0x53
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Description
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BLT fill color
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Param[0]
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Same as Param[0] on API 0x52
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Param[1]
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Same as Param[1] on API 0x52
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Param[2]
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Same as Param[2] on API 0x52
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Param[3]
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width
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Param[4]
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height
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Param[5]
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destination pixel mask
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Param[6]
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destination rectangle start address
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Param[7]
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destination stride in dwords
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Param[8]
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color fill value
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_BLT_TEXT
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Enum 84/0x54
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Description
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BLT for 8 bit alpha text source
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Param[0]
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Same as Param[0] on API 0x52
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Param[1]
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Same as Param[1] on API 0x52
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Param[2]
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Same as Param[2] on API 0x52
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Param[3]
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width
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Param[4]
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height
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Param[5]
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destination pixel mask
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Param[6]
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destination rectangle start address
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Param[7]
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destination stride in dwords
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Param[8]
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source stride in dwords
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Param[9]
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source rectangle start address
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Param[10]
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color fill value
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_FRAMEBUFFER_WINDOW
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Enum 86/0x56
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Description
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Positions the main output window on the screen. The coordinates must be
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such that the entire window fits on the screen.
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Param[0]
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window width
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Param[1]
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window height
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Param[2]
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top left window corner horizontal offset
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Param[3]
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top left window corner vertical offset
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_CHROMA_KEY
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Enum 96/0x60
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Description
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Chroma key switch and color
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Param[0]
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state: 0=off, 1=on
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Param[1]
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color
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_GET_ALPHA_CONTENT_INDEX
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Enum 97/0x61
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Description
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Retrieve alpha content index
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Result[0]
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alpha content index, Range 0:15
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-------------------------------------------------------------------------------
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Name CX2341X_OSD_SET_ALPHA_CONTENT_INDEX
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Enum 98/0x62
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Description
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Assign alpha content index
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Param[0]
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alpha content index, range 0:15
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