diff options
Diffstat (limited to 'utils/ipu3')
-rwxr-xr-x | utils/ipu3/ipu3-capture.sh | 5 | ||||
-rw-r--r-- | utils/ipu3/ipu3-pack.c | 101 | ||||
-rwxr-xr-x | utils/ipu3/ipu3-process.sh | 2 | ||||
-rw-r--r-- | utils/ipu3/ipu3-unpack.c | 7 | ||||
-rw-r--r-- | utils/ipu3/meson.build | 1 |
5 files changed, 110 insertions, 6 deletions
diff --git a/utils/ipu3/ipu3-capture.sh b/utils/ipu3/ipu3-capture.sh index ba6147b4..004a92b0 100755 --- a/utils/ipu3/ipu3-capture.sh +++ b/utils/ipu3/ipu3-capture.sh @@ -4,7 +4,7 @@ # # Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> # -# ipu3-capture.sh - Capture raw frames from cameras based on the Intel IPU3 +# Capture raw frames from cameras based on the Intel IPU3 # # The scripts makes use of the following tools, which are expected to be # executable from the system-wide path or from the local directory: @@ -63,7 +63,8 @@ parse_pipeline() { if (sensor) { gsub(\".*fmt:\", \"\"); gsub(\"[] ].*\", \"\"); - gsub(\"/\", \" \"); + sub(\"/\", \" \"); + sub(\"@[0-9]+/[0-9]+\", \"\"); format=\$0; } } diff --git a/utils/ipu3/ipu3-pack.c b/utils/ipu3/ipu3-pack.c new file mode 100644 index 00000000..23d2db8b --- /dev/null +++ b/utils/ipu3/ipu3-pack.c @@ -0,0 +1,101 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * ipu3-pack - Convert unpacked RAW10 Bayer data to the IPU3 packed Bayer formats + * + * Copyright 2022 Umang Jain <umang.jain@ideasonboard.com> + */ +#define _GNU_SOURCE + +#include <errno.h> +#include <fcntl.h> +#include <libgen.h> +#include <stdint.h> +#include <stdio.h> +#include <string.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <unistd.h> + +static void usage(char *argv0) +{ + printf("Usage: %s input-file output-file\n", basename(argv0)); + printf("Convert unpacked RAW10 Bayer data to the IPU3 packed Bayer formats\n"); + printf("If the output-file '-', output data will be written to standard output\n"); +} + +int main(int argc, char *argv[]) +{ + int in_fd; + int out_fd; + int ret; + + if (argc != 3) { + usage(argv[0]); + return 1; + } + + in_fd = open(argv[1], O_RDONLY); + if (in_fd == -1) { + fprintf(stderr, "Failed to open input file '%s': %s\n", + argv[1], strerror(errno)); + return 1; + } + + if (strcmp(argv[2], "-") == 0) { + out_fd = STDOUT_FILENO; + } else { + out_fd = open(argv[2], O_WRONLY | O_TRUNC | O_CREAT, 0644); + if (out_fd == -1) { + fprintf(stderr, "Failed to open output file '%s': %s\n", + argv[2], strerror(errno)); + close(in_fd); + return 1; + } + } + + while (1) { + uint16_t in_data[25]; + uint8_t out_data[32]; + unsigned int i; + + ret = read(in_fd, in_data, sizeof(in_data)); + if (ret < 0) { + fprintf(stderr, "Failed to read input data: %s\n", + strerror(errno)); + goto done; + } + + if ((unsigned)ret < sizeof(in_data)) { + if (ret != 0) + fprintf(stderr, "%u bytes of stray data at end of input\n", + ret); + goto done; + } + + for (i = 0; i < 30; ++i) { + unsigned int index = (i * 8) / 10; + unsigned int msb_shift = (i * 8) % 10; + unsigned int lsb_shift = 10 - msb_shift; + + out_data[i] = ((in_data[index] >> msb_shift) & 0xff) + | ((in_data[index+1] << lsb_shift) & 0xff); + } + + out_data[30] = (in_data[24] >> 0) & 0xff; + out_data[31] = (in_data[24] >> 8) & 0x03; + + ret = write(out_fd, out_data, sizeof(out_data)); + if (ret < 0) { + fprintf(stderr, "Failed to write output data: %s\n", + strerror(errno)); + goto done; + } + } + +done: + close(in_fd); + if (out_fd != STDOUT_FILENO) + close(out_fd); + + return ret ? 1 : 0; +} diff --git a/utils/ipu3/ipu3-process.sh b/utils/ipu3/ipu3-process.sh index bb4abbe8..25bc849f 100755 --- a/utils/ipu3/ipu3-process.sh +++ b/utils/ipu3/ipu3-process.sh @@ -4,7 +4,7 @@ # # Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> # -# ipu3-process.sh - Process raw frames with the Intel IPU3 +# Process raw frames with the Intel IPU3 # # The scripts makes use of the following tools, which are expected to be # found in $PATH: diff --git a/utils/ipu3/ipu3-unpack.c b/utils/ipu3/ipu3-unpack.c index 2dce1038..6ee8c45a 100644 --- a/utils/ipu3/ipu3-unpack.c +++ b/utils/ipu3/ipu3-unpack.c @@ -8,6 +8,7 @@ #include <errno.h> #include <fcntl.h> +#include <libgen.h> #include <stdint.h> #include <stdio.h> #include <string.h> @@ -15,7 +16,7 @@ #include <sys/types.h> #include <unistd.h> -static void usage(const char *argv0) +static void usage(char *argv0) { printf("Usage: %s input-file output-file\n", basename(argv0)); printf("Unpack the IPU3 raw Bayer format to 16-bit Bayer\n"); @@ -78,8 +79,8 @@ int main(int argc, char *argv[]) } ret = write(out_fd, out_data, 50); - if (ret < -1) { - fprintf(stderr, "Failed to read input data: %s\n", + if (ret == -1) { + fprintf(stderr, "Failed to write output data: %s\n", strerror(errno)); goto done; } diff --git a/utils/ipu3/meson.build b/utils/ipu3/meson.build index 88049f58..c92cc658 100644 --- a/utils/ipu3/meson.build +++ b/utils/ipu3/meson.build @@ -1,3 +1,4 @@ # SPDX-License-Identifier: CC0-1.0 +ipu3_pack = executable('ipu3-pack', 'ipu3-pack.c') ipu3_unpack = executable('ipu3-unpack', 'ipu3-unpack.c') |