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/*
* Copyright (C) Texas Instruments Incorporated - http://www.ti.com/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cstdint>
#include <log/log.h>
#include <linux/types.h>
#include "format.h"
#include "img_gralloc1_public.h"
bool is_valid_format(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
return true;
case HAL_PIXEL_FORMAT_RGB_565:
return true;
case HAL_PIXEL_FORMAT_NV12:
return true;
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
return true;
case HAL_PIXEL_FORMAT_TI_NV12:
case HAL_PIXEL_FORMAT_TI_NV12_1D:
/* legacy formats not supported anymore */
return false;
default:
return false;
}
}
bool is_rgb_format(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
case HAL_PIXEL_FORMAT_RGB_565:
return true;
default:
return false;
}
}
bool is_bgr_format(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGBA_8888:
return true;
default:
return false;
}
}
bool is_nv12_format(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_TI_NV12:
case HAL_PIXEL_FORMAT_TI_NV12_1D:
case HAL_PIXEL_FORMAT_NV12:
return true;
default:
return false;
}
}
bool is_opaque_format(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
return true;
default:
return false;
}
}
uint32_t get_format_bpp(uint32_t format)
{
switch (format) {
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGBA_8888:
return 32;
case HAL_PIXEL_FORMAT_RGB_565:
return 16;
case HAL_PIXEL_FORMAT_TI_NV12:
case HAL_PIXEL_FORMAT_TI_NV12_1D:
case HAL_PIXEL_FORMAT_NV12:
return 8;
default:
return 0;
}
}
uint32_t convert_hal_to_drm_format(uint32_t hal_format, bool blended)
{
uint32_t dss_format = HAL_PIXEL_FORMAT_RGBA_8888;
/* convert color format */
switch (hal_format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
dss_format = DRM_FORMAT_ARGB8888;
if (blended)
break;
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRX_8888:
dss_format = DRM_FORMAT_XRGB8888;
break;
case HAL_PIXEL_FORMAT_RGB_565:
dss_format = DRM_FORMAT_RGB565;
break;
case HAL_PIXEL_FORMAT_TI_NV12:
case HAL_PIXEL_FORMAT_TI_NV12_1D:
case HAL_PIXEL_FORMAT_NV12:
dss_format = DRM_FORMAT_NV12;
break;
default:
/* Should have been filtered out */
ALOGV("Unsupported pixel format");
}
return dss_format;
}