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WIP: Implement 'ParallelImageCapture' for samd51

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This commit is contained in:
Jeff Epler 2021-04-16 17:18:59 -05:00
parent dfdd6b0365
commit fc4538f845
13 changed files with 528 additions and 9 deletions
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19
locale/circuitpython.pot
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@ -1185,6 +1185,7 @@ msgstr ""
#: ports/atmel-samd/common-hal/audiobusio/I2SOut.c
#: ports/atmel-samd/common-hal/audiobusio/PDMIn.c
#: ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c
#: ports/mimxrt10xx/common-hal/busio/UART.c
msgid "Invalid %q pin"
msgstr ""
@ -1255,6 +1256,11 @@ msgstr ""
msgid "Invalid channel count"
msgstr ""
#: ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c
#, c-format
msgid "Invalid data_count %d"
msgstr ""
#: shared-bindings/digitalio/DigitalInOut.c
msgid "Invalid direction."
msgstr ""
@ -1705,6 +1711,11 @@ msgstr ""
msgid "Oversample must be multiple of 8."
msgstr ""
#: ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c
#, c-format
msgid "PCC_D%d in use"
msgstr ""
#: shared-bindings/audiobusio/PDMIn.c
msgid "PDMIn not available"
msgstr ""
@ -2114,6 +2125,14 @@ msgstr ""
msgid "Timeout is too long: Maximum timeout length is %d seconds"
msgstr ""
#: ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c
msgid "Timeout waiting for DRDY"
msgstr ""
#: ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c
msgid "Timeout waiting for VSYNC"
msgstr ""
#: supervisor/shared/safe_mode.c
msgid "To exit, please reset the board without "
msgstr ""

1
ports/atmel-samd/boards/grandcentral_m4_express/mpconfigboard.mk
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@ -11,3 +11,4 @@ EXTERNAL_FLASH_DEVICES = "W25Q64JVxQ, GD25Q64C"
LONGINT_IMPL = MPZ
CIRCUITPY_SDIOIO = 1
CIRCUITPY_IMAGECAPTURE = 1

187
ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.c Normal file
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@ -0,0 +1,187 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/obj.h"
#include "py/runtime.h"
#include "lib/utils/context_manager_helpers.h"
#include "lib/utils/interrupt_char.h"
#include "shared-bindings/imagecapture/ParallelImageCapture.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "common-hal/imagecapture/ParallelImageCapture.h"
#include "hal/include/hal_gpio.h"
#include "atmel_start_pins.h"
#define GPIO_PIN_FUNCTION_PCC (GPIO_PIN_FUNCTION_K)
#define PIN_PCC_D0 (PIN_PA16)
#define PIN_PCC_DEN1 (PIN_PA12)
#define PIN_PCC_DEN2 (PIN_PA13)
#define PIN_PCC_CLK (PIN_PA14)
void common_hal_imagecapture_parallelimagecapture_construct(imagecapture_parallelimagecapture_obj_t *self,
const mcu_pin_obj_t *data0,
const mcu_pin_obj_t *data_clock,
const mcu_pin_obj_t *vertical_sync,
const mcu_pin_obj_t *horizontal_sync,
int data_count)
{
if (data0->number != PIN_PCC_D0) {
mp_raise_ValueError_varg(translate("Invalid %q pin"), MP_QSTR_data0);
}
// The peripheral supports 8, 10, 12, or 14 data bits, but the code only supports 8 at present
if (data_count != 8)
{
mp_raise_ValueError_varg(translate("Invalid data_count %d"), data_count);
}
if (vertical_sync && vertical_sync->number != PIN_PCC_DEN1) {
mp_raise_ValueError_varg(translate("Invalid %q pin"), MP_QSTR_vsync);
}
if (horizontal_sync && horizontal_sync->number != PIN_PCC_DEN2) {
mp_raise_ValueError_varg(translate("Invalid %q pin"), MP_QSTR_hsync);
}
if (data_clock->number != PIN_PCC_CLK) {
mp_raise_ValueError_varg(translate("Invalid %q pin"), MP_QSTR_data_clock);
}
// technically, 0 was validated as free already but check again
for (int i=0; i<data_count; i++) {
if (!pin_number_is_free(data0->number + i)) {
mp_raise_ValueError_varg(translate("PCC_D%d in use"), i);
}
}
PCC->MR.bit.PCEN = 0; // Make sure PCC is disabled before setting MR reg
PCC->IDR.reg = 0b1111; // Disable all PCC interrupts
MCLK->APBDMASK.bit.PCC_ = 1; // Enable PCC clock
// Accumulate 4 bytes into RHR register (two 16-bit pixels)
PCC->MR.reg = PCC_MR_CID(0x1) | // Clear on falling DEN1 (VSYNC)
PCC_MR_ISIZE(0x0) | // Input data bus is 8 bits
PCC_MR_DSIZE(0x2); // "4 data" at a time (accumulate in RHR)
PCC->MR.bit.PCEN = 1; // Enable PCC
// Now we know we can allocate all pins
self->data_count = data_count;
self->vertical_sync = vertical_sync ? vertical_sync->number : NO_PIN;
self->horizontal_sync = horizontal_sync ? vertical_sync->number : NO_PIN;
gpio_set_pin_direction(PIN_PCC_CLK, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(PIN_PCC_CLK, GPIO_PULL_OFF);
gpio_set_pin_function(PIN_PCC_CLK, GPIO_PIN_FUNCTION_PCC);
//claim_pin_number(PIN_PCC_CLK);
if (vertical_sync) {
gpio_set_pin_direction(PIN_PCC_DEN1, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(PIN_PCC_DEN1, GPIO_PULL_OFF);
gpio_set_pin_function(PIN_PCC_DEN1, GPIO_PIN_FUNCTION_PCC); // VSYNC
//claim_pin_number(PIN_PCC_DEN1);
}
if (horizontal_sync) {
gpio_set_pin_direction(PIN_PCC_DEN2, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(PIN_PCC_DEN2, GPIO_PULL_OFF);
gpio_set_pin_function(PIN_PCC_DEN2, GPIO_PIN_FUNCTION_PCC); // HSYNC
//claim_pin_number(PIN_PCC_DEN2);
}
for (int i=0; i<data_count; i++) {
gpio_set_pin_direction(PIN_PCC_D0+i, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(PIN_PCC_D0+i, GPIO_PULL_OFF);
gpio_set_pin_function(PIN_PCC_D0+i, GPIO_PIN_FUNCTION_PCC);
//claim_pin_number(PIN_PCC_D0+i);
}
}
void common_hal_imagecapture_parallelimagecapture_deinit(imagecapture_parallelimagecapture_obj_t *self)
{
if (common_hal_imagecapture_parallelimagecapture_deinited(self)) {
return;
}
reset_pin_number(self->vertical_sync);
reset_pin_number(self->horizontal_sync);
reset_pin_number(PIN_PCC_CLK);
for (int i=0; i<self->data_count; i++) {
reset_pin_number(PIN_PCC_D0 + i);
}
self->data_count = 0;
}
bool common_hal_imagecapture_parallelimagecapture_deinited(imagecapture_parallelimagecapture_obj_t *self)
{
return self->data_count == 0;
}
void common_hal_imagecapture_parallelimagecapture_capture(imagecapture_parallelimagecapture_obj_t *self, void *buffer, size_t bufsize)
{
uint32_t *dest = buffer;
size_t count = bufsize / 4; // PCC receives 4 bytes (2 pixels) at a time
const volatile uint32_t *vsync_reg = self->vertical_sync == NO_PIN ? NULL : &PORT->Group[(self->vertical_sync / 32)].IN.reg;
uint32_t vsync_bit = 1 << (self->vertical_sync % 32);
if (vsync_reg) {
while (*vsync_reg & vsync_bit)
{
// Wait for VSYNC low (frame end)
RUN_BACKGROUND_TASKS;
// Allow user to break out of a timeout with a KeyboardInterrupt.
if (mp_hal_is_interrupted()) {
return;
}
}
}
common_hal_mcu_disable_interrupts();
if (vsync_reg) {
size_t j = 1000000; // Don't freeze forever (this is ballpark 100ms timeout)
while (!(*vsync_reg & vsync_bit)) {
// Wait for VSYNC high (frame start)
if (!--j) {
common_hal_mcu_enable_interrupts();
mp_raise_RuntimeError(translate("Timeout waiting for VSYNC"));
}
}
}
// TODO: use DMA
for (size_t i = 0; i<count; i++) {
size_t j = 1000000; // Don't freeze forever (this is ballpark 100ms timeout)
while (!PCC->ISR.bit.DRDY) {
if (!--j) {
common_hal_mcu_enable_interrupts();
mp_raise_RuntimeError(translate("Timeout waiting for DRDY"));
}
// Wait for PCC data ready
}
*dest++ = PCC->RHR.reg; // Store 2 pixels
}
common_hal_mcu_enable_interrupts();
}

34
ports/atmel-samd/common-hal/imagecapture/ParallelImageCapture.h Normal file
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@ -0,0 +1,34 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#pragma once
#include "shared-bindings/imagecapture/ParallelImageCapture.h"
struct imagecapture_parallelimagecapture_obj {
mp_obj_base_t base;
uint8_t data_pin, data_clock, vertical_sync, horizontal_sync, data_count;
};

0
ports/atmel-samd/common-hal/imagecapture/__init__.c Normal file
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0
ports/atmel-samd/common-hal/imagecapture/__init__.h Normal file
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7
py/circuitpy_defns.mk
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@ -319,6 +319,9 @@ endif
ifeq ($(CIRCUITPY_PEW),1)
SRC_PATTERNS += _pew/%
endif
ifeq ($(CIRCUITPY_IMAGECAPTURE),1)
SRC_PATTERNS += imagecapture/%
endif
ifeq ($(CIRCUITPY_MSGPACK),1)
SRC_PATTERNS += msgpack/%
endif
@ -367,8 +370,11 @@ SRC_COMMON_HAL_ALL = \
digitalio/DigitalInOut.c \
digitalio/__init__.c \
displayio/ParallelBus.c \
dualbank/__init__.c \
frequencyio/FrequencyIn.c \
frequencyio/__init__.c \
imagecapture/ParallelImageCapture.c \
imagecapture/__init__.c \
gnss/__init__.c \
gnss/GNSS.c \
gnss/PositionFix.c \
@ -382,7 +388,6 @@ SRC_COMMON_HAL_ALL = \
nvm/ByteArray.c \
nvm/__init__.c \
os/__init__.c \
dualbank/__init__.c \
ps2io/Ps2.c \
ps2io/__init__.c \
pulseio/PulseIn.c \

24
py/circuitpy_mpconfig.h
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@ -412,6 +412,13 @@ extern const struct _mp_obj_module_t terminalio_module;
#define TERMINALIO_MODULE
#endif
#if CIRCUITPY_DUALBANK
extern const struct _mp_obj_module_t dualbank_module;
#define DUALBANK_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_dualbank), (mp_obj_t)&dualbank_module },
#else
#define DUALBANK_MODULE
#endif
#if CIRCUITPY_ERRNO
#define MICROPY_PY_UERRNO (1)
// Uses about 80 bytes.
@ -486,6 +493,13 @@ extern const struct _mp_obj_module_t i2cperipheral_module;
#define I2CPERIPHERAL_MODULE
#endif
#if CIRCUITPY_IMAGECAPTURE
extern const struct _mp_obj_module_t imagecapture_module;
#define IMAGECAPTURE_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_imagecapture), (mp_obj_t)&imagecapture_module },
#else
#define IMAGECAPTURE_MODULE
#endif
#if CIRCUITPY_IPADDRESS
extern const struct _mp_obj_module_t ipaddress_module;
#define IPADDRESS_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_ipaddress), (mp_obj_t)&ipaddress_module },
@ -574,13 +588,6 @@ extern const struct _mp_obj_module_t os_module;
#define OS_MODULE_ALT_NAME
#endif
#if CIRCUITPY_DUALBANK
extern const struct _mp_obj_module_t dualbank_module;
#define DUALBANK_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_dualbank), (mp_obj_t)&dualbank_module },
#else
#define DUALBANK_MODULE
#endif
#if CIRCUITPY_PEW
extern const struct _mp_obj_module_t pew_module;
#define PEW_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR__pew),(mp_obj_t)&pew_module },
@ -860,6 +867,7 @@ extern const struct _mp_obj_module_t msgpack_module;
COUNTIO_MODULE \
DIGITALIO_MODULE \
DISPLAYIO_MODULE \
DUALBANK_MODULE \
FONTIO_MODULE \
TERMINALIO_MODULE \
VECTORIO_MODULE \
@ -872,6 +880,7 @@ extern const struct _mp_obj_module_t msgpack_module;
GNSS_MODULE \
I2CPERIPHERAL_MODULE \
IPADDRESS_MODULE \
IMAGECAPTURE_MODULE \
JSON_MODULE \
MATH_MODULE \
_EVE_MODULE \
@ -882,7 +891,6 @@ extern const struct _mp_obj_module_t msgpack_module;
NETWORK_MODULE \
SOCKET_MODULE \
WIZNET_MODULE \
DUALBANK_MODULE \
PEW_MODULE \
PIXELBUF_MODULE \
PS2IO_MODULE \

3
py/circuitpy_mpconfig.mk
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@ -218,6 +218,9 @@ CFLAGS += -DCIRCUITPY_NVM=$(CIRCUITPY_NVM)
CIRCUITPY_OS ?= 1
CFLAGS += -DCIRCUITPY_OS=$(CIRCUITPY_OS)
CIRCUITPY_IMAGECAPTURE ?= 0
CFLAGS += -DCIRCUITPY_IMAGECAPTURE=$(CIRCUITPY_IMAGECAPTURE)
CIRCUITPY_PEW ?= 0
CFLAGS += -DCIRCUITPY_PEW=$(CIRCUITPY_PEW)

146
shared-bindings/imagecapture/ParallelImageCapture.c Normal file
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@ -0,0 +1,146 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/obj.h"
#include "py/runtime.h"
#include "lib/utils/context_manager_helpers.h"
#include "shared-bindings/imagecapture/ParallelImageCapture.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "common-hal/imagecapture/ParallelImageCapture.h"
//| class ParallelImageCapture:
//| """Capture image frames from a camera with parallel data interface"""
//|
//| def __init__(
//| self,
//| *,
//| data0: microcontroller.Pin,
//| data_count: int=8,
//| clock: microcontroller.Pin,
//| vsync: Optional[microcontroller.Pin],
//| hsync: Optional[microcontroller.Pin],
//|# clock_invert: bool=False,
//|# vsync_invert: bool=False,
//|# hsync_invert: bool=False,
//| ):
//| """Create a parallel image capture object"""
//| ...
//|
STATIC mp_obj_t imagecapture_parallelimagecapture_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_data0, ARG_data_count, ARG_clock, ARG_vsync, ARG_hsync,
// ARG_clock_invert, ARG_vsync_invert, ARG_hsync_invert,
NUM_ARGS };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_data0, MP_ARG_OBJ | MP_ARG_REQUIRED | MP_ARG_KW_ONLY },
{ MP_QSTR_data_count, MP_ARG_INT | MP_ARG_KW_ONLY, { .u_int = 8 } },
{ MP_QSTR_clock, MP_ARG_OBJ | MP_ARG_REQUIRED | MP_ARG_KW_ONLY },
{ MP_QSTR_vsync, MP_ARG_OBJ | MP_ARG_REQUIRED | MP_ARG_KW_ONLY },
{ MP_QSTR_hsync, MP_ARG_OBJ | MP_ARG_REQUIRED | MP_ARG_KW_ONLY },
// { MP_QSTR_clock_invert, MP_ARG_BOOL | MP_ARG_KW_ONLY, { .u_bool = False} },
// { MP_QSTR_vsync_invert, MP_ARG_BOOL | MP_ARG_KW_ONLY, { .u_bool = False} },
// { MP_QSTR_hsync_invert, MP_ARG_BOOL | MP_ARG_KW_ONLY, { .u_bool = False} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
MP_STATIC_ASSERT(MP_ARRAY_SIZE(allowed_args) == NUM_ARGS);
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
mcu_pin_obj_t *data0 = validate_obj_is_free_pin(args[ARG_data0].u_obj);
mcu_pin_obj_t *clock = validate_obj_is_free_pin(args[ARG_clock].u_obj);
mcu_pin_obj_t *vsync = validate_obj_is_free_pin_or_none(args[ARG_vsync].u_obj);
mcu_pin_obj_t *hsync = validate_obj_is_free_pin_or_none(args[ARG_hsync].u_obj);
imagecapture_parallelimagecapture_obj_t *self = m_new_obj(imagecapture_parallelimagecapture_obj_t);
self->base.type = &imagecapture_parallelimagecapture_type;
common_hal_imagecapture_parallelimagecapture_construct(self, data0, clock, vsync, hsync, args[ARG_data_count].u_int);
return self;
}
//| def capture(self, buffer: WriteableBuffer, width: int, height: int, bpp: int=16) -> None:
//| """Capture a single frame into the given buffer"""
//| ...
//|
STATIC mp_obj_t imagecapture_parallelimagecapture_capture(mp_obj_t self_in, mp_obj_t buffer) {
imagecapture_parallelimagecapture_obj_t *self = (imagecapture_parallelimagecapture_obj_t *)self_in;
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(buffer, &bufinfo, MP_BUFFER_RW);
common_hal_imagecapture_parallelimagecapture_capture(self, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(imagecapture_parallelimagecapture_capture_obj, imagecapture_parallelimagecapture_capture);
//| def deinit(self) -> None:
//| """Deinitialize this instance"""
//| ...
//|
STATIC mp_obj_t imagecapture_parallelimagecapture_deinit(mp_obj_t self_in) {
imagecapture_parallelimagecapture_obj_t *self = (imagecapture_parallelimagecapture_obj_t *)self_in;
common_hal_imagecapture_parallelimagecapture_deinit(self);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(imagecapture_parallelimagecapture_deinit_obj, imagecapture_parallelimagecapture_deinit);
//| def __enter__(self) -> ParallelImagecapture:
//| """No-op used in Context Managers."""
//| ...
//|
// Provided by context manager helper.
//| def __exit__(self) -> None:
//| """Automatically deinitializes the hardware on context exit. See
//| :ref:`lifetime-and-contextmanagers` for more info."""
//| ...
//|
STATIC mp_obj_t imagecapture_parallelimagecapture___exit__(size_t n_args, const mp_obj_t *args) {
(void)n_args;
common_hal_imagecapture_parallelimagecapture_deinit(args[0]);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(imagecapture_parallelimagecapture___exit___obj, 4, 4, imagecapture_parallelimagecapture___exit__);
STATIC const mp_rom_map_elem_t imagecapture_parallelimagecapture_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&imagecapture_parallelimagecapture_deinit_obj) },
{ MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&imagecapture_parallelimagecapture___exit___obj) },
{ MP_ROM_QSTR(MP_QSTR_capture), MP_ROM_PTR(&imagecapture_parallelimagecapture_capture_obj) },
};
STATIC MP_DEFINE_CONST_DICT(imagecapture_parallelimagecapture_locals_dict, imagecapture_parallelimagecapture_locals_dict_table);
const mp_obj_type_t imagecapture_parallelimagecapture_type = {
{ &mp_type_type },
.name = MP_QSTR_ParallelImagecapture,
.make_new = imagecapture_parallelimagecapture_make_new,
.locals_dict = (mp_obj_dict_t *)&imagecapture_parallelimagecapture_locals_dict,
};

42
shared-bindings/imagecapture/ParallelImageCapture.h Normal file
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@ -0,0 +1,42 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#pragma once
#include "common-hal/microcontroller/Pin.h"
typedef struct imagecapture_parallelimagecapture_obj imagecapture_parallelimagecapture_obj_t;
extern const mp_obj_type_t imagecapture_parallelimagecapture_type;
void common_hal_imagecapture_parallelimagecapture_construct(imagecapture_parallelimagecapture_obj_t *self,
const mcu_pin_obj_t *data0,
const mcu_pin_obj_t *data_clock,
const mcu_pin_obj_t *vertical_sync,
const mcu_pin_obj_t *horizontal_sync,
int data_count);
void common_hal_imagecapture_parallelimagecapture_deinit(imagecapture_parallelimagecapture_obj_t *self);
bool common_hal_imagecapture_parallelimagecapture_deinited(imagecapture_parallelimagecapture_obj_t *self);
void common_hal_imagecapture_parallelimagecapture_capture(imagecapture_parallelimagecapture_obj_t *self, void *buffer, size_t bufsize);

47
shared-bindings/imagecapture/__init__.c Normal file
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@ -0,0 +1,47 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include "py/obj.h"
#include "py/runtime.h"
#include "shared-bindings/imagecapture/ParallelImageCapture.h"
//| """Support for "Parallel capture" interfaces"""
//|
STATIC const mp_rom_map_elem_t imagecapture_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_imagecapture) },
{ MP_ROM_QSTR(MP_QSTR_ParallelImageCapture), MP_ROM_PTR(&imagecapture_parallelimagecapture_type) },
};
STATIC MP_DEFINE_CONST_DICT(imagecapture_module_globals, imagecapture_module_globals_table);
const mp_obj_module_t imagecapture_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&imagecapture_module_globals,
};

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shared-bindings/imagecapture/__init__.h Normal file
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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#pragma once