294 lines
18 KiB
C++
294 lines
18 KiB
C++
/*
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* Copyright Samsung Electronics Co.,LTD.
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <linux/videodev2.h>
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#include <log/log.h>
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#include <mali_gralloc_formats.h>
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#include <system/graphics.h>
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#include <exynos_format.h> // hardware/smasung_slsi/exynos/include
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#include "acrylic_internal.h"
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#define V4L2_PIX_FMT_NV12N v4l2_fourcc('N', 'N', '1', '2')
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#define V4L2_PIX_FMT_NV12N_10B v4l2_fourcc('B', 'N', '1', '2')
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#define V4L2_PIX_FMT_YUV420N v4l2_fourcc('Y', 'N', '1', '2')
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#define V4L2_PIX_FMT_NV12M_S10B v4l2_fourcc('B', 'M', '1', '2')
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#define V4L2_PIX_FMT_NV21M_S10B v4l2_fourcc('B', 'M', '2', '1')
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#define V4L2_PIX_FMT_NV16M_S10B v4l2_fourcc('B', 'M', '1', '6')
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#define V4L2_PIX_FMT_NV61M_S10B v4l2_fourcc('B', 'M', '6', '1')
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#define V4L2_PIX_FMT_NV12M_P010 v4l2_fourcc('P', 'M', '1', '2')
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#define V4L2_PIX_FMT_NV21M_P010 v4l2_fourcc('P', 'M', '2', '1')
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#define V4L2_PIX_FMT_NV16M_P210 v4l2_fourcc('P', 'M', '1', '6')
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#define V4L2_PIX_FMT_NV61M_P210 v4l2_fourcc('P', 'M', '6', '1')
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#define V4L2_PIX_FMT_NV12_P010 v4l2_fourcc('P', 'N', '1', '2')
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#define V4L2_PIX_FMT_ARGB2101010 v4l2_fourcc('A', 'B', '1', '0')
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#define V4L2_PIX_FMT_ABGR2101010 v4l2_fourcc('A', 'R', '1', '0')
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#define V4L2_PIX_FMT_RGBA1010102 v4l2_fourcc('R', 'A', '1', '0')
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#define V4L2_PIX_FMT_BGRA1010102 v4l2_fourcc('B', 'A', '1', '0')
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/* 12 Y/CbCr 4:2:0 SBWC */
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#define V4L2_PIX_FMT_NV12M_SBWC_8B v4l2_fourcc('M', '1', 'S', '8')
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#define V4L2_PIX_FMT_NV12M_SBWC_10B v4l2_fourcc('M', '1', 'S', '1')
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/* 21 Y/CrCb 4:2:0 SBWC */
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#define V4L2_PIX_FMT_NV21M_SBWC_8B v4l2_fourcc('M', '2', 'S', '8')
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#define V4L2_PIX_FMT_NV21M_SBWC_10B v4l2_fourcc('M', '2', 'S', '1')
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/* 12 Y/CbCr 4:2:0 SBWC single */
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#define V4L2_PIX_FMT_NV12N_SBWC_8B v4l2_fourcc('N', '1', 'S', '8')
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#define V4L2_PIX_FMT_NV12N_SBWC_10B v4l2_fourcc('N', '1', 'S', '1')
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/* 12 Y/CbCr 4:2:0 SBWC Lossy */
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#define V4L2_PIX_FMT_NV12M_SBWCL_8B v4l2_fourcc('M', '1', 'L', '8')
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#define V4L2_PIX_FMT_NV12M_SBWCL_10B v4l2_fourcc('M', '1', 'L', '1')
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/* 12 Y/CbCr 4:2:0 SBWC Lossy single */
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#define V4L2_PIX_FMT_NV12N_SBWCL_8B v4l2_fourcc('N', '1', 'L', '8')
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#define V4L2_PIX_FMT_NV12N_SBWCL_10B v4l2_fourcc('N', '1', 'L', '1')
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static uint32_t __halfmt_to_v4l2_rgb[][2] = {
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{HAL_PIXEL_FORMAT_RGBA_8888, V4L2_PIX_FMT_ABGR32 },
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{HAL_PIXEL_FORMAT_BGRA_8888, V4L2_PIX_FMT_ARGB32 },
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{HAL_PIXEL_FORMAT_RGBX_8888, V4L2_PIX_FMT_XBGR32 },
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{HAL_PIXEL_FORMAT_RGB_888, V4L2_PIX_FMT_RGB24 },
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{HAL_PIXEL_FORMAT_RGB_565, V4L2_PIX_FMT_RGB565 },
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};
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// The V4L2_PIX_FMT_RGB32, V4L2_PIX_FMT_BGR32 are deprecated in V4L2.
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// But the legacy mscl driver and libhwcutils requires them.
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static uint32_t __halfmt_to_v4l2_rgb_deprecated[][2] = {
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{HAL_PIXEL_FORMAT_RGBA_8888, V4L2_PIX_FMT_RGB32 },
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{HAL_PIXEL_FORMAT_BGRA_8888, V4L2_PIX_FMT_BGR32 },
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{HAL_PIXEL_FORMAT_RGBX_8888, V4L2_PIX_FMT_RGB32 },
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{HAL_PIXEL_FORMAT_RGB_888, V4L2_PIX_FMT_RGB24 },
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{HAL_PIXEL_FORMAT_RGB_565, V4L2_PIX_FMT_RGB565 },
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{HAL_PIXEL_FORMAT_RGBA_1010102, V4L2_PIX_FMT_ABGR2101010 },
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};
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static uint32_t __halfmt_to_v4l2_ycbcr[][2] = {
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{HAL_PIXEL_FORMAT_YV12, V4L2_PIX_FMT_YVU420 },
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{HAL_PIXEL_FORMAT_EXYNOS_YV12_M, V4L2_PIX_FMT_YVU420M },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, V4L2_PIX_FMT_YUV420 },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_PN, V4L2_PIX_FMT_YUV420N },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P_M, V4L2_PIX_FMT_YUV420M },
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{HAL_PIXEL_FORMAT_YCrCb_420_SP, V4L2_PIX_FMT_NV21 },
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M, V4L2_PIX_FMT_NV21M },
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_FULL, V4L2_PIX_FMT_NV21M },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, V4L2_PIX_FMT_NV12 },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN, V4L2_PIX_FMT_NV12N },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M, V4L2_PIX_FMT_NV12M },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_PRIV, V4L2_PIX_FMT_NV12M },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_S10B, V4L2_PIX_FMT_NV12N_10B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_S10B, V4L2_PIX_FMT_NV12M_S10B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_P010_M, V4L2_PIX_FMT_NV12M_P010 },
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{HAL_PIXEL_FORMAT_YCBCR_P010, V4L2_PIX_FMT_NV12_P010 },
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{HAL_PIXEL_FORMAT_YCbCr_422_I, V4L2_PIX_FMT_YUYV },
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_422_I, V4L2_PIX_FMT_YVYU },
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{HAL_PIXEL_FORMAT_YCbCr_422_SP, V4L2_PIX_FMT_NV16 },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC, V4L2_PIX_FMT_NV12M_SBWC_8B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC, V4L2_PIX_FMT_NV12M_SBWC_10B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_SBWC, V4L2_PIX_FMT_NV21M_SBWC_8B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_10B_SBWC, V4L2_PIX_FMT_NV21M_SBWC_10B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC, V4L2_PIX_FMT_NV12N_SBWC_8B },
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC, V4L2_PIX_FMT_NV12N_SBWC_10B },
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};
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static uint32_t halfmt_to_v4l2_ycbcr(uint32_t halfmt)
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{
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for (size_t i = 0 ; i < ARRSIZE(__halfmt_to_v4l2_ycbcr); i++) {
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if (__halfmt_to_v4l2_ycbcr[i][0] == halfmt)
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return __halfmt_to_v4l2_ycbcr[i][1];
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}
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ALOGE("Unable to find the proper v4l2 format for HAL format %#x", halfmt);
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return 0; // it is alright to return 0 for an error because a fmt identifier is 4cc value
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}
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uint32_t halfmt_to_v4l2(uint32_t halfmt)
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{
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for (size_t i = 0 ; i < ARRSIZE(__halfmt_to_v4l2_rgb); i++) {
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if (__halfmt_to_v4l2_rgb[i][0] == halfmt)
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return __halfmt_to_v4l2_rgb[i][1];
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}
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return halfmt_to_v4l2_ycbcr(halfmt);
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}
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uint32_t halfmt_to_v4l2_deprecated(uint32_t halfmt)
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{
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for (size_t i = 0 ; i < ARRSIZE(__halfmt_to_v4l2_rgb_deprecated); i++) {
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if (__halfmt_to_v4l2_rgb_deprecated[i][0] == halfmt)
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return __halfmt_to_v4l2_rgb_deprecated[i][1];
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}
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return halfmt_to_v4l2_ycbcr(halfmt);
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}
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static struct {
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uint32_t fmt; // HAL_PIXEL_FORMAT that describe how pixels are stored in memory
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uint8_t bufcnt; // the number of buffer to describe @fmt
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uint8_t subfactor; // Horizontal (upper 4 bits)and vertical (lower 4 bits) chroma subsampling factor
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uint8_t bpp[MAX_HW2D_PLANES]; // bits in a buffer per pixel
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uint32_t equivalent; // The equivalent format on a single buffer without H/W constraints
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uint8_t planecnt; // the number of planes to describe @fmt
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} __halfmt_plane_bpp[] = {
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{HAL_PIXEL_FORMAT_RGBA_8888, 1, 0x11, {32, 0, 0, 0}, HAL_PIXEL_FORMAT_RGBA_8888, 1},
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{HAL_PIXEL_FORMAT_BGRA_8888, 1, 0x11, {32, 0, 0, 0}, HAL_PIXEL_FORMAT_BGRA_8888, 1},
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{HAL_PIXEL_FORMAT_RGBA_1010102, 1, 0x11, {32, 0, 0, 0}, HAL_PIXEL_FORMAT_RGBA_1010102, 1},
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{HAL_PIXEL_FORMAT_RGBX_8888, 1, 0x11, {32, 0, 0, 0}, HAL_PIXEL_FORMAT_RGBX_8888, 1},
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{HAL_PIXEL_FORMAT_RGB_888, 1, 0x11, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_RGB_888, 1},
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{HAL_PIXEL_FORMAT_RGB_565, 1, 0x11, {16, 0, 0, 0}, HAL_PIXEL_FORMAT_RGB_565, 1},
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{HAL_PIXEL_FORMAT_YCbCr_422_I, 1, 0x21, {16, 0, 0, 0}, HAL_PIXEL_FORMAT_YCbCr_422_I, 1},
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_422_I, 1, 0x21, {16, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCrCb_422_I, 1},
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{HAL_PIXEL_FORMAT_YCbCr_422_SP, 1, 0x21, {16, 0, 0, 0}, HAL_PIXEL_FORMAT_YCbCr_422_SP, 2},
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{HAL_PIXEL_FORMAT_YV12, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_YV12, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YV12_M, 3, 0x22, { 8, 2, 2, 0}, HAL_PIXEL_FORMAT_YV12, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_PN, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P_M, 3, 0x22, { 8, 2, 2, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, 2},
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{HAL_PIXEL_FORMAT_YCrCb_420_SP, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_YCrCb_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_YCrCb_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_FULL, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_YCrCb_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_TILED, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_GOOGLE_NV12_SP, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{MALI_GRALLOC_FORMAT_INTERNAL_YUV420_8BIT_I, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_PRIV, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_TILED, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, 2},
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{HAL_PIXEL_FORMAT_YCBCR_P010, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_YCBCR_P010, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_P010_M, 2, 0x22, {16, 8, 0, 0}, HAL_PIXEL_FORMAT_YCBCR_P010, 2},
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{HAL_PIXEL_FORMAT_GOOGLE_NV12_SP_10B, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_YCBCR_P010, 2},
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{MALI_GRALLOC_FORMAT_INTERNAL_YUV420_10BIT_I, 1, 0x22, {15, 0, 0, 0}, HAL_PIXEL_FORMAT_YCBCR_P010, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC, 2, 0x22, { 8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC, 2, 0x22, {16, 8, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L50, 2, 0x22, {8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L50, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC_L50, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC_L50, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L75, 2, 0x22, {8, 4, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L75, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC_L75, 1, 0x22, {12, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC_L75, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L40, 2, 0x22, {16, 8, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L40, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L40, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L40, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L60, 2,0x22, {16, 8, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L60, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L60, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L60, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L80, 2, 0x22, {16, 8, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L80, 2},
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{HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L80, 1, 0x22, {24, 0, 0, 0}, HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC_L80, 2},
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};
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#define MFC_PAD_SIZE 256
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#define MFC_2B_PAD_SIZE (MFC_PAD_SIZE / 4)
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#define MFC_ALIGN(v) (((v) + 15) & ~15)
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#define NV12_MFC_Y_PAYLOAD(w, h) (MFC_ALIGN(w) * MFC_ALIGN(h))
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#define NV12_MFC_C_PAYLOAD(w, h) (MFC_ALIGN(w) * MFC_ALIGN(h) / 2)
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#define NV12_MFC_PAYLOAD(w, h) (NV12_MFC_Y_PAYLOAD(w, h) + MFC_PAD_SIZE + (MFC_ALIGN(w) * (h) / 2))
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size_t halfmt_plane_length(uint32_t fmt, unsigned int plane, uint32_t width, uint32_t height)
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{
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for (size_t i = 0; i < ARRSIZE(__halfmt_plane_bpp); i++) {
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if (__halfmt_plane_bpp[i].fmt == fmt) {
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LOGASSERT(plane < __halfmt_plane_bpp[i].bufcnt,
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"Plane count of HAL format %#x is %u but %d plane is requested", fmt,
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__halfmt_plane_bpp[i].bufcnt, plane);
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if (plane < __halfmt_plane_bpp[i].bufcnt)
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return (__halfmt_plane_bpp[i].bpp[plane] * width * height) / 8;
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}
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}
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LOGASSERT(1, "Unable to find HAL format %#x with plane %d", fmt, plane);
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return 0;
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}
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unsigned int halfmt_bpp(uint32_t fmt)
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{
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for (size_t i = 0 ; i < ARRSIZE(__halfmt_plane_bpp); i++) {
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if (__halfmt_plane_bpp[i].fmt == fmt)
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return __halfmt_plane_bpp[i].bpp[0] + __halfmt_plane_bpp[i].bpp[1] + __halfmt_plane_bpp[i].bpp[2];
|
|
}
|
|
|
|
LOGASSERT(1, "Unable to find HAL format %#x", fmt);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define DEFINE_HALFMT_PROPERTY_GETTER(rettype, funcname, member) \
|
|
rettype funcname(uint32_t fmt) \
|
|
{ \
|
|
for (size_t i = 0 ; i < ARRSIZE(__halfmt_plane_bpp); i++) { \
|
|
if (__halfmt_plane_bpp[i].fmt == fmt) \
|
|
return __halfmt_plane_bpp[i].member; \
|
|
} \
|
|
LOGASSERT(1, "Unable to find HAL format %#x", fmt); \
|
|
return 0; \
|
|
}
|
|
|
|
DEFINE_HALFMT_PROPERTY_GETTER(unsigned int, halfmt_buf_count, bufcnt)
|
|
DEFINE_HALFMT_PROPERTY_GETTER(uint8_t, halfmt_chroma_subsampling, subfactor)
|
|
DEFINE_HALFMT_PROPERTY_GETTER(uint32_t, find_format_equivalent, equivalent)
|
|
DEFINE_HALFMT_PROPERTY_GETTER(uint8_t, halfmt_plane_count, planecnt)
|
|
|
|
static struct {
|
|
int32_t hal;
|
|
uint32_t v4l2;
|
|
} __haldataspace_to_v4l2[] = {
|
|
{HAL_DATASPACE_STANDARD_BT709 | HAL_DATASPACE_RANGE_FULL, V4L2_COLORSPACE_SRGB},
|
|
{HAL_DATASPACE_STANDARD_BT709 | HAL_DATASPACE_RANGE_LIMITED, V4L2_COLORSPACE_REC709},
|
|
{HAL_DATASPACE_STANDARD_BT601_625 | HAL_DATASPACE_RANGE_FULL, V4L2_COLORSPACE_JPEG},
|
|
{HAL_DATASPACE_STANDARD_BT601_525 | HAL_DATASPACE_RANGE_FULL, V4L2_COLORSPACE_JPEG},
|
|
{HAL_DATASPACE_STANDARD_BT601_625 | HAL_DATASPACE_RANGE_LIMITED, V4L2_COLORSPACE_SMPTE170M},
|
|
{HAL_DATASPACE_STANDARD_BT601_525 | HAL_DATASPACE_RANGE_LIMITED, V4L2_COLORSPACE_SMPTE170M},
|
|
{HAL_DATASPACE_STANDARD_BT2020 | HAL_DATASPACE_RANGE_LIMITED, V4L2_COLORSPACE_BT2020},
|
|
{HAL_DATASPACE_STANDARD_FILM | HAL_DATASPACE_RANGE_FULL, V4L2_COLORSPACE_SRGB},
|
|
{HAL_DATASPACE_STANDARD_FILM | HAL_DATASPACE_RANGE_LIMITED, V4L2_COLORSPACE_REC709},
|
|
{HAL_DATASPACE_SRGB, V4L2_COLORSPACE_SRGB},
|
|
{HAL_DATASPACE_JFIF, V4L2_COLORSPACE_JPEG},
|
|
{HAL_DATASPACE_BT601_525, V4L2_COLORSPACE_SMPTE170M},
|
|
{HAL_DATASPACE_BT601_625, V4L2_COLORSPACE_SMPTE170M},
|
|
{HAL_DATASPACE_BT709, V4L2_COLORSPACE_REC709},
|
|
};
|
|
|
|
#define HAL_DATASPACE_LEGACY_TYPE_MASK ((1 << HAL_DATASPACE_STANDARD_SHIFT) - 1)
|
|
|
|
uint32_t haldataspace_to_v4l2(int dataspace, uint32_t width, uint32_t height)
|
|
{
|
|
// if legacy type, discard upper bits above 15th
|
|
if ((dataspace & HAL_DATASPACE_LEGACY_TYPE_MASK) != 0) {
|
|
dataspace &= HAL_DATASPACE_LEGACY_TYPE_MASK;
|
|
} else {
|
|
dataspace &= ~HAL_DATASPACE_LEGACY_TYPE_MASK;
|
|
// if Y value range is not specified, force it to the limited.
|
|
if ((dataspace & HAL_DATASPACE_RANGE_MASK) == 0)
|
|
dataspace |= HAL_DATASPACE_RANGE_LIMITED;
|
|
// if colorspace is not specified, force it to 709 or 601 according to the resolution
|
|
if ((dataspace & HAL_DATASPACE_STANDARD_MASK) == 0)
|
|
dataspace |= ((width * height) < (1280 * 720))
|
|
? HAL_DATASPACE_STANDARD_BT601_625
|
|
: HAL_DATASPACE_STANDARD_BT709;
|
|
// discard transfer function type values because it is not required during color space conviersion
|
|
dataspace &= ~HAL_DATASPACE_TRANSFER_MASK;
|
|
}
|
|
for (size_t i = 0 ; i < ARRSIZE(__haldataspace_to_v4l2); i++) {
|
|
if (__haldataspace_to_v4l2[i].hal == dataspace)
|
|
return __haldataspace_to_v4l2[i].v4l2;
|
|
}
|
|
|
|
LOGASSERT(1, "Unable to find HAL dataspace value %#x", dataspace);
|
|
|
|
return V4L2_COLORSPACE_DEFAULT;
|
|
}
|