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297 lines
9.6 KiB
297 lines
9.6 KiB
7 months ago
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#ifndef __MEDIA_INFO_H__
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#define __MEDIA_INFO_H__
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#ifndef MSM_MEDIA_ALIGN
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#define MSM_MEDIA_ALIGN(__sz, __align) (((__sz) + (__align-1)) & (~(__align-1)))
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#endif
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enum color_fmts {
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/* Venus NV12:
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* YUV 4:2:0 image with a plane of 8 bit Y samples followed
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* by an interleaved U/V plane containing 8 bit 2x2 subsampled
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* colour difference samples.
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*
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* <-------- Y/UV_Stride -------->
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* <------- Width ------->
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X ^ ^
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X Height |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | Y_Scanlines
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X V |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X V
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* U V U V U V U V U V U V X X X X ^
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* U V U V U V U V U V U V X X X X |
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* U V U V U V U V U V U V X X X X |
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* U V U V U V U V U V U V X X X X UV_Scanlines
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X V
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* X X X X X X X X X X X X X X X X --> Buffer size alignment
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*
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* Y_Stride : Width aligned to 128
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* UV_Stride : Width aligned to 128
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* Y_Scanlines: Height aligned to 32
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* UV_Scanlines: Height/2 aligned to 16
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* Total size = align((Y_Stride * Y_Scanlines
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* + UV_Stride * UV_Scanlines + 4096), 4096)
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*/
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COLOR_FMT_NV12,
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/* Venus NV21:
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* YUV 4:2:0 image with a plane of 8 bit Y samples followed
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* by an interleaved V/U plane containing 8 bit 2x2 subsampled
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* colour difference samples.
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*
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* <-------- Y/UV_Stride -------->
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* <------- Width ------->
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X ^ ^
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X Height |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | Y_Scanlines
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X V |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X V
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* V U V U V U V U V U V U X X X X ^
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* V U V U V U V U V U V U X X X X |
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* V U V U V U V U V U V U X X X X |
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* V U V U V U V U V U V U X X X X UV_Scanlines
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* X X X X X X X X X X X X X X X X |
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* X X X X X X X X X X X X X X X X V
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* X X X X X X X X X X X X X X X X --> Padding & Buffer size alignment
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*
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* Y_Stride : Width aligned to 128
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* UV_Stride : Width aligned to 128
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* Y_Scanlines: Height aligned to 32
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* UV_Scanlines: Height/2 aligned to 16
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* Total size = align((Y_Stride * Y_Scanlines
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* + UV_Stride * UV_Scanlines + 4096), 4096)
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*/
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COLOR_FMT_NV21,
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/* Venus NV12_MVTB:
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* Two YUV 4:2:0 images/views one after the other
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* in a top-bottom layout, same as NV12
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* with a plane of 8 bit Y samples followed
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* by an interleaved U/V plane containing 8 bit 2x2 subsampled
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* colour difference samples.
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*
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*
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* <-------- Y/UV_Stride -------->
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* <------- Width ------->
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X ^ ^ ^
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X Height | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | Y_Scanlines |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X V | |
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* X X X X X X X X X X X X X X X X | View_1
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X V |
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* U V U V U V U V U V U V X X X X ^ |
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* U V U V U V U V U V U V X X X X | |
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* U V U V U V U V U V U V X X X X | |
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* U V U V U V U V U V U V X X X X UV_Scanlines |
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X V V
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X ^ ^ ^
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X Height | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | Y_Scanlines |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X | | |
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* Y Y Y Y Y Y Y Y Y Y Y Y X X X X V | |
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* X X X X X X X X X X X X X X X X | View_2
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X V |
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* U V U V U V U V U V U V X X X X ^ |
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* U V U V U V U V U V U V X X X X | |
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* U V U V U V U V U V U V X X X X | |
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* U V U V U V U V U V U V X X X X UV_Scanlines |
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* X X X X X X X X X X X X X X X X | |
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* X X X X X X X X X X X X X X X X V V
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* X X X X X X X X X X X X X X X X --> Buffer size alignment
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*
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* Y_Stride : Width aligned to 128
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* UV_Stride : Width aligned to 128
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* Y_Scanlines: Height aligned to 32
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* UV_Scanlines: Height/2 aligned to 16
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* View_1 begin at: 0 (zero)
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* View_2 begin at: Y_Stride * Y_Scanlines + UV_Stride * UV_Scanlines
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* Total size = align((2*(Y_Stride * Y_Scanlines)
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* + 2*(UV_Stride * UV_Scanlines) + 4096), 4096)
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*/
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COLOR_FMT_NV12_MVTB,
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};
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static inline unsigned int VENUS_EXTRADATA_SIZE(int width, int height)
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{
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(void)height;
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(void)width;
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/*
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* In the future, calculate the size based on the w/h but just
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* hardcode it for now since 8K satisfies all current usecases.
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*/
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return 8 * 1024;
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}
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static inline unsigned int VENUS_Y_STRIDE(int color_fmt, int width)
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{
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unsigned int alignment, stride = 0;
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if (!width)
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goto invalid_input;
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switch (color_fmt) {
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case COLOR_FMT_NV21:
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case COLOR_FMT_NV12:
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case COLOR_FMT_NV12_MVTB:
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alignment = 128;
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stride = MSM_MEDIA_ALIGN(width, alignment);
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break;
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default:
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break;
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}
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invalid_input:
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return stride;
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}
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static inline unsigned int VENUS_UV_STRIDE(int color_fmt, int width)
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{
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unsigned int alignment, stride = 0;
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if (!width)
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goto invalid_input;
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switch (color_fmt) {
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case COLOR_FMT_NV21:
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case COLOR_FMT_NV12:
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case COLOR_FMT_NV12_MVTB:
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alignment = 128;
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stride = MSM_MEDIA_ALIGN(width, alignment);
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break;
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default:
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break;
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}
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invalid_input:
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return stride;
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}
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static inline unsigned int VENUS_Y_SCANLINES(int color_fmt, int height)
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{
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unsigned int alignment, sclines = 0;
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if (!height)
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goto invalid_input;
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switch (color_fmt) {
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case COLOR_FMT_NV21:
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case COLOR_FMT_NV12:
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case COLOR_FMT_NV12_MVTB:
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alignment = 32;
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sclines = MSM_MEDIA_ALIGN(height, alignment);
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break;
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default:
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break;
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}
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invalid_input:
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return sclines;
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}
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static inline unsigned int VENUS_UV_SCANLINES(int color_fmt, int height)
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{
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unsigned int alignment, sclines = 0;
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if (!height)
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goto invalid_input;
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switch (color_fmt) {
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case COLOR_FMT_NV21:
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case COLOR_FMT_NV12:
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case COLOR_FMT_NV12_MVTB:
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alignment = 16;
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sclines = MSM_MEDIA_ALIGN(((height + 1) >> 1), alignment);
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break;
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default:
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break;
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}
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invalid_input:
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return sclines;
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}
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static inline unsigned int VENUS_BUFFER_SIZE(
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int color_fmt, int width, int height)
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{
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const unsigned int extra_size = VENUS_EXTRADATA_SIZE(width, height);
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unsigned int uv_alignment = 0, size = 0;
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unsigned int y_plane, uv_plane, y_stride,
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uv_stride, y_sclines, uv_sclines;
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if (!width || !height)
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goto invalid_input;
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y_stride = VENUS_Y_STRIDE(color_fmt, width);
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uv_stride = VENUS_UV_STRIDE(color_fmt, width);
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y_sclines = VENUS_Y_SCANLINES(color_fmt, height);
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uv_sclines = VENUS_UV_SCANLINES(color_fmt, height);
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switch (color_fmt) {
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case COLOR_FMT_NV21:
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case COLOR_FMT_NV12:
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uv_alignment = 4096;
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y_plane = y_stride * y_sclines;
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uv_plane = uv_stride * uv_sclines + uv_alignment;
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size = y_plane + uv_plane + extra_size;
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size = MSM_MEDIA_ALIGN(size, 4096);
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break;
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case COLOR_FMT_NV12_MVTB:
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uv_alignment = 4096;
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y_plane = y_stride * y_sclines;
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uv_plane = uv_stride * uv_sclines + uv_alignment;
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size = y_plane + uv_plane;
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size = 2 * size + extra_size;
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size = MSM_MEDIA_ALIGN(size, 4096);
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break;
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default:
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break;
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}
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invalid_input:
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return size;
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}
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static inline unsigned int VENUS_VIEW2_OFFSET(
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int color_fmt, int width, int height)
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{
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unsigned int offset = 0;
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unsigned int y_plane, uv_plane, y_stride,
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uv_stride, y_sclines, uv_sclines;
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if (!width || !height)
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goto invalid_input;
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y_stride = VENUS_Y_STRIDE(color_fmt, width);
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uv_stride = VENUS_UV_STRIDE(color_fmt, width);
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y_sclines = VENUS_Y_SCANLINES(color_fmt, height);
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uv_sclines = VENUS_UV_SCANLINES(color_fmt, height);
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switch (color_fmt) {
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case COLOR_FMT_NV12_MVTB:
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y_plane = y_stride * y_sclines;
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uv_plane = uv_stride * uv_sclines;
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offset = y_plane + uv_plane;
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break;
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default:
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break;
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}
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invalid_input:
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return offset;
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}
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#endif
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