\ Copyright 2021 Bradley D. Nelson
\
\ 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.

internals definitions
transfer camera-builtins
forth definitions

( Lazy loaded camera handling for ESP32-CAM )
: camera r|

vocabulary camera   camera definitions
  also internals
transfer camera-builtins

0 constant PIXFORMAT_RGB565
1 constant PIXFORMAT_YUV422
2 constant PIXFORMAT_GRAYSCALE
3 constant PIXFORMAT_JPEG
4 constant PIXFORMAT_RGB888
5 constant PIXFORMAT_RAW
6 constant PIXFORMAT_RGB444
7 constant PIXFORMAT_RGB555

5 constant FRAMESIZE_QVGA
8 constant FRAMESIZE_VGA

( See https://github.com/espressif/esp32-camera/blob/master/driver/include/esp_camera.h )
( Settings for AI_THINKER )
create camera-config
  32 , ( pin_pwdn ) -1 , ( pin_reset ) 0 , ( pin_xclk )
  26 , ( pin_sscb_sda ) 27 , ( pin_sscb_scl )
  35 , 34 , 39 , 36 , 21 , 19 , 18 , 5 , ( pin_d7 - pin_d0 )
  25 , ( pin_vsync ) 23 , ( pin_href ) 22 , ( pin_pclk )
  20000000 , ( xclk_freq_hz )
  0 , ( ledc_timer ) 0 , ( ledc_channel )
  here
  PIXFORMAT_JPEG , ( pixel_format )
  FRAMESIZE_VGA , ( frame_size ) 12 , ( jpeg_quality 0-63 low good )
  here
  1 , ( fb_count )
constant camera-fb-count
constant camera-format

forth definitions
camera
| evaluate ;

[THEN]