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153 lines
3.4 KiB
153 lines
3.4 KiB
/*
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* Copyright (C) Texas Instruments Incorporated - http://www.ti.com/
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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 <cstdint>
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#include <log/log.h>
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#include <linux/types.h>
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#include "format.h"
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#include "img_gralloc1_public.h"
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bool is_valid_format(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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return true;
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case HAL_PIXEL_FORMAT_RGB_565:
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return true;
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case HAL_PIXEL_FORMAT_NV12:
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return true;
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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return true;
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case HAL_PIXEL_FORMAT_TI_NV12:
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case HAL_PIXEL_FORMAT_TI_NV12_1D:
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/* legacy formats not supported anymore */
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return false;
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default:
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return false;
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}
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}
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bool is_rgb_format(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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case HAL_PIXEL_FORMAT_RGB_565:
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return true;
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default:
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return false;
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}
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}
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bool is_bgr_format(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_RGBA_8888:
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return true;
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default:
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return false;
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}
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}
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bool is_nv12_format(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_TI_NV12:
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case HAL_PIXEL_FORMAT_TI_NV12_1D:
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case HAL_PIXEL_FORMAT_NV12:
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return true;
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default:
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return false;
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}
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}
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bool is_opaque_format(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_RGB_565:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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return true;
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default:
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return false;
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}
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}
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uint32_t get_format_bpp(uint32_t format)
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{
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switch (format) {
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_RGBA_8888:
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return 32;
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case HAL_PIXEL_FORMAT_RGB_565:
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return 16;
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case HAL_PIXEL_FORMAT_TI_NV12:
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case HAL_PIXEL_FORMAT_TI_NV12_1D:
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case HAL_PIXEL_FORMAT_NV12:
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return 8;
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default:
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return 0;
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}
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}
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uint32_t convert_hal_to_drm_format(uint32_t hal_format, bool blended)
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{
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uint32_t dss_format = HAL_PIXEL_FORMAT_RGBA_8888;
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/* convert color format */
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switch (hal_format) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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dss_format = DRM_FORMAT_ARGB8888;
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if (blended)
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break;
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRX_8888:
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dss_format = DRM_FORMAT_XRGB8888;
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break;
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case HAL_PIXEL_FORMAT_RGB_565:
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dss_format = DRM_FORMAT_RGB565;
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break;
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case HAL_PIXEL_FORMAT_TI_NV12:
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case HAL_PIXEL_FORMAT_TI_NV12_1D:
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case HAL_PIXEL_FORMAT_NV12:
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dss_format = DRM_FORMAT_NV12;
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break;
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default:
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/* Should have been filtered out */
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ALOGV("Unsupported pixel format");
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}
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return dss_format;
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}
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