Unite most info tools into just one binary
Turn this into more of an fq alternative, when used with jq. Also don't say that TIFF files are Exif.
This commit is contained in:
parent
bd92ad73ec
commit
a9b34ca3f2
GPG Key ID:
A0420B94F92B9493
@ -189,8 +189,7 @@ if get_option('tools').enabled()
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cc.find_library('jq'), dependency('libpng'), dependency('libraw')]
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tools_c_args = cc.get_supported_arguments(
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'-Wno-unused-function', '-Wno-unused-parameter')
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foreach tool : [
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'pnginfo', 'rawinfo', 'jpeginfo', 'tiffinfo', 'webpinfo', 'bmffinfo']
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foreach tool : ['info', 'pnginfo', 'rawinfo']
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executable(tool, 'tools/' + tool + '.c', tiff_tables,
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dependencies : tools_dependencies,
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c_args: tools_c_args)
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@ -1,7 +1,7 @@
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//
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// bmffinfo.c: acquire information about BMFF files in JSON format
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// info.c: acquire information about JPEG/TIFF/BMFF/WebP files in JSON format
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//
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// Copyright (c) 2021, Přemysl Eric Janouch <p@janouch.name>
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// Copyright (c) 2021 - 2023, Přemysl Eric Janouch <p@janouch.name>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted.
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@ -44,12 +44,18 @@ parse_bmff_box(jv o, const char *type, const uint8_t *data, size_t len)
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return add_to_subarray(o, "boxes", jv_string(type));
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}
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static jv
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parse_bmff(jv o, const uint8_t *p, size_t len)
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static bool
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detect_bmff(const uint8_t *p, size_t len)
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{
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// 4.2 Object Structure--this box need not be present, nor at the beginning
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// TODO(p): What does `aligned(8)` mean? It's probably in bits.
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if (len < 8 || memcmp(p + 4, "ftyp", 4))
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return len >= 8 && !memcmp(p + 4, "ftyp", 4);
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}
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static jv
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parse_bmff(jv o, const uint8_t *p, size_t len)
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{
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if (!detect_bmff(p, len))
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return add_error(o, "not BMFF at all or unsupported");
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const uint8_t *end = p + len;
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@ -86,8 +92,95 @@ parse_bmff(jv o, const uint8_t *p, size_t len)
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return o;
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}
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// --- WebP --------------------------------------------------------------------
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// libwebp won't let us simply iterate over all chunks, so handroll it.
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//
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// https://github.com/webmproject/libwebp/blob/master/doc/webp-container-spec.txt
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// https://github.com/webmproject/libwebp/blob/master/doc/webp-lossless-bitstream-spec.txt
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// https://datatracker.ietf.org/doc/html/rfc6386
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//
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// Pretty versions, hopefully not outdated:
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// https://developers.google.com/speed/webp/docs/riff_container
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// https://developers.google.com/speed/webp/docs/webp_lossless_bitstream_specification
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static bool
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detect_webp(const uint8_t *p, size_t len)
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{
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return len >= 12 && !memcmp(p, "RIFF", 4) && !memcmp(p + 8, "WEBP", 4);
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}
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static jv
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parse_webp(jv o, const uint8_t *p, size_t len)
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{
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if (!detect_webp(p, len))
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return add_error(o, "not a WEBP file");
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// TODO(p): This can still be parseable.
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// TODO(p): Warn on trailing data.
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uint32_t size = u32le(p + 4);
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if (8 + size < len)
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return add_error(o, "truncated file");
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const uint8_t *end = p + 8 + size;
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p += 12;
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jv chunks = jv_array();
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while (p < end) {
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if (end - p < 8) {
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o = add_warning(o, "framing mismatch");
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printf("%ld", end - p);
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break;
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}
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uint32_t chunk_size = u32le(p + 4);
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uint32_t chunk_advance = (chunk_size + 1) & ~1;
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if (p + 8 + chunk_advance > end) {
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o = add_warning(o, "runaway chunk payload");
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break;
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}
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char fourcc[5] = "";
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memcpy(fourcc, p, 4);
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chunks = jv_array_append(chunks, jv_string(fourcc));
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p += 8;
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// TODO(p): Decode VP8 and VP8L chunk metadata.
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if (!strcmp(fourcc, "EXIF"))
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o = parse_exif(o, p, chunk_size);
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if (!strcmp(fourcc, "ICCP"))
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o = parse_icc(o, p, chunk_size);
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p += chunk_advance;
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}
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return jv_set(o, jv_string("chunks"), chunks);
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}
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// --- I/O ---------------------------------------------------------------------
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static struct {
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const char *name;
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bool (*detect) (const uint8_t *, size_t);
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jv (*parse) (jv, const uint8_t *, size_t);
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} formats[] = {
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{"JPEG", detect_jpeg, parse_jpeg},
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{"TIFF", detect_tiff, parse_tiff},
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{"BMFF", detect_bmff, parse_bmff},
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{"WebP", detect_webp, parse_webp},
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};
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static jv
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parse_any(jv o, const uint8_t *p, size_t len)
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{
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// TODO(p): Also see if the file extension is appropriate.
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for (size_t i = 0; i < sizeof formats / sizeof *formats; i++) {
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if (!formats[i].detect(p, len))
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continue;
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if (getenv("INFO_IDENTIFY"))
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o = jv_set(o, jv_string("format"), jv_string(formats[i].name));
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return formats[i].parse(o, p, len);
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}
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return add_error(o, "unsupported file format");
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}
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static jv
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do_file(const char *filename, jv o)
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{
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@ -110,7 +203,13 @@ do_file(const char *filename, jv o)
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goto error_read;
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}
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o = parse_bmff(o, data, len);
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#if 0
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// Not sure if I want to ensure their existence...
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o = jv_object_set(o, jv_string("info"), jv_array());
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o = jv_object_set(o, jv_string("warnings"), jv_array());
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#endif
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o = parse_any(o, data, len);
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error_read:
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fclose(fp);
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free(data);
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@ -123,19 +222,15 @@ error:
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int
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main(int argc, char *argv[])
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{
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(void) parse_icc;
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(void) parse_exif;
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(void) parse_psir;
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// XXX: Can't use `xargs -P0`, there's a risk of non-atomic writes.
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// Usage: find . -iname *.png -print0 | xargs -0 ./pnginfo
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// Usage: find . -print0 | xargs -0 ./info
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for (int i = 1; i < argc; i++) {
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const char *filename = argv[i];
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jv o = jv_object();
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o = jv_object_set(o, jv_string("filename"), jv_string(filename));
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o = do_file(filename, o);
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jv_dumpf(o, stdout, 0 /* Might consider JV_PRINT_SORTED. */);
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jv_dumpf(o, stdout, 0 /* JV_PRINT_SORTED would discard information. */);
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fputc('\n', stdout);
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}
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return 0;
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25
tools/info.h
25
tools/info.h
@ -278,6 +278,25 @@ parse_exif(jv o, const uint8_t *p, size_t len)
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return o;
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}
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static bool
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detect_tiff(const uint8_t *p, size_t len)
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{
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return tiffer_init(&(struct tiffer) {}, p, len);
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}
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// TODO(p): Photoshop data and ICC profiles also have their tag in TIFF,
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// they're not currently processed.
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static jv
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parse_tiff(jv o, const uint8_t *p, size_t len)
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{
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struct tiffer T = {};
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if (!tiffer_init(&T, p, len))
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return add_warning(o, "invalid TIFF");
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while (tiffer_next_ifd(&T))
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o = add_to_subarray(o, "TIFF", parse_exif_ifd(&T, tiff_entries));
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return o;
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}
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// --- Photoshop Image Resources -----------------------------------------------
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// Adobe XMP Specification Part 3: Storage in Files, 2020/1, 1.1.3 + 3.1.3
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// https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/
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@ -1084,6 +1103,12 @@ parse_marker(uint8_t marker, const uint8_t *p, const uint8_t *end,
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return p;
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}
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static bool
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detect_jpeg(const uint8_t *p, size_t len)
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{
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return len >= 2 && p[0] == 0xff && p[1] == SOI;
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}
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static jv
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parse_jpeg(jv o, const uint8_t *p, size_t len)
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{
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@ -1,80 +0,0 @@
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//
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// jpeginfo.c: acquire information about JPEG files in JSON format
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//
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// Copyright (c) 2021, Přemysl Eric Janouch <p@janouch.name>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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#include "info.h"
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#include <jv.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static jv
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do_file(const char *filename, jv o)
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{
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const char *err = NULL;
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FILE *fp = fopen(filename, "rb");
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if (!fp) {
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err = strerror(errno);
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goto error;
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}
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uint8_t *data = NULL, buf[256 << 10];
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size_t n, len = 0;
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while ((n = fread(buf, sizeof *buf, sizeof buf / sizeof *buf, fp))) {
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data = realloc(data, len + n);
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memcpy(data + len, buf, n);
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len += n;
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}
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if (ferror(fp)) {
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err = strerror(errno);
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goto error_read;
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}
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#if 0
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// Not sure if I want to ensure their existence...
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o = jv_object_set(o, jv_string("info"), jv_array());
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o = jv_object_set(o, jv_string("warnings"), jv_array());
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#endif
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o = parse_jpeg(o, data, len);
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error_read:
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fclose(fp);
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free(data);
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error:
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if (err)
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o = add_error(o, err);
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return o;
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}
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int
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main(int argc, char *argv[])
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{
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// XXX: Can't use `xargs -P0`, there's a risk of non-atomic writes.
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// Usage: find . -iname *.png -print0 | xargs -0 ./pnginfo
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for (int i = 1; i < argc; i++) {
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const char *filename = argv[i];
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jv o = jv_object();
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o = jv_object_set(o, jv_string("filename"), jv_string(filename));
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o = do_file(filename, o);
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jv_dumpf(o, stdout, 0 /* Might consider JV_PRINT_SORTED. */);
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fputc('\n', stdout);
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}
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return 0;
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}
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@ -161,7 +161,7 @@ int
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main(int argc, char *argv[])
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{
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// XXX: Can't use `xargs -P0`, there's a risk of non-atomic writes.
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// Usage: find . -iname *.png -print0 | xargs -0 ./rawinfo
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// Usage: find . -print0 | xargs -0 ./rawinfo
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for (int i = 1; i < argc; i++) {
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const char *filename = argv[i];
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@ -1,79 +0,0 @@
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//
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// tiffinfo.c: acquire information about TIFF files in JSON format
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//
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// Copyright (c) 2021, Přemysl Eric Janouch <p@janouch.name>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
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// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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#include "info.h"
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#include <jv.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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// This is essentially the same as jpeginfo.c, but we only have an Exif segment.
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// TODO(p): Photoshop data and ICC profiles also have their tag,
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// they're not currently processed.
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static jv
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do_file(const char *filename, jv o)
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{
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const char *err = NULL;
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FILE *fp = fopen(filename, "rb");
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if (!fp) {
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err = strerror(errno);
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goto error;
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}
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uint8_t *data = NULL, buf[256 << 10];
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size_t n, len = 0;
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while ((n = fread(buf, sizeof *buf, sizeof buf / sizeof *buf, fp))) {
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data = realloc(data, len + n);
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memcpy(data + len, buf, n);
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len += n;
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}
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if (ferror(fp)) {
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err = strerror(errno);
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goto error_read;
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}
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o = parse_exif(o, data, len);
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error_read:
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fclose(fp);
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free(data);
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error:
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if (err)
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o = add_error(o, err);
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return o;
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}
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int
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main(int argc, char *argv[])
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{
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// XXX: Can't use `xargs -P0`, there's a risk of non-atomic writes.
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// Usage: find . -iname *.png -print0 | xargs -0 ./pnginfo
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for (int i = 1; i < argc; i++) {
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const char *filename = argv[i];
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jv o = jv_object();
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o = jv_object_set(o, jv_string("filename"), jv_string(filename));
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o = do_file(filename, o);
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jv_dumpf(o, stdout, 0 /* Might consider JV_PRINT_SORTED. */);
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fputc('\n', stdout);
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}
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return 0;
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}
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133
tools/webpinfo.c
133
tools/webpinfo.c
@ -1,133 +0,0 @@
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//
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// webpinfo.c: acquire information about WebP files in JSON format
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//
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// Copyright (c) 2021, Přemysl Eric Janouch <p@janouch.name>
|
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//
|
||||
// Permission to use, copy, modify, and/or distribute this software for any
|
||||
// purpose with or without fee is hereby granted.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
||||
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
|
||||
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
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// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
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//
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|
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#include "info.h"
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#include <jv.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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// --- WebP --------------------------------------------------------------------
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// https://github.com/webmproject/libwebp/blob/master/doc/webp-container-spec.txt
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// https://github.com/webmproject/libwebp/blob/master/doc/webp-lossless-bitstream-spec.txt
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// https://datatracker.ietf.org/doc/html/rfc6386
|
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//
|
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// Pretty versions, hopefully not outdated:
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// https://developers.google.com/speed/webp/docs/riff_container
|
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// https://developers.google.com/speed/webp/docs/webp_lossless_bitstream_specification
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|
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static jv
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parse_webp(jv o, const uint8_t *p, size_t len)
|
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{
|
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// libwebp won't let us simply iterate over all chunks, so handroll it.
|
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if (len < 12 || memcmp(p, "RIFF", 4) || memcmp(p + 8, "WEBP", 4))
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return add_error(o, "not a WEBP file");
|
||||
|
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// TODO(p): This can still be parseable.
|
||||
// TODO(p): Warn on trailing data.
|
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uint32_t size = u32le(p + 4);
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if (8 + size < len)
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return add_error(o, "truncated file");
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const uint8_t *end = p + 8 + size;
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p += 12;
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|
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jv chunks = jv_array();
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while (p < end) {
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if (end - p < 8) {
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o = add_warning(o, "framing mismatch");
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printf("%ld", end - p);
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break;
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}
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||||
|
||||
uint32_t chunk_size = u32le(p + 4);
|
||||
uint32_t chunk_advance = (chunk_size + 1) & ~1;
|
||||
if (p + 8 + chunk_advance > end) {
|
||||
o = add_warning(o, "runaway chunk payload");
|
||||
break;
|
||||
}
|
||||
|
||||
char fourcc[5] = "";
|
||||
memcpy(fourcc, p, 4);
|
||||
chunks = jv_array_append(chunks, jv_string(fourcc));
|
||||
p += 8;
|
||||
|
||||
// TODO(p): Decode VP8 and VP8L chunk metadata.
|
||||
if (!strcmp(fourcc, "EXIF"))
|
||||
o = parse_exif(o, p, chunk_size);
|
||||
if (!strcmp(fourcc, "ICCP"))
|
||||
o = parse_icc(o, p, chunk_size);
|
||||
p += chunk_advance;
|
||||
}
|
||||
return jv_set(o, jv_string("chunks"), chunks);
|
||||
}
|
||||
|
||||
// --- I/O ---------------------------------------------------------------------
|
||||
|
||||
static jv
|
||||
do_file(const char *filename, jv o)
|
||||
{
|
||||
const char *err = NULL;
|
||||
FILE *fp = fopen(filename, "rb");
|
||||
if (!fp) {
|
||||
err = strerror(errno);
|
||||
goto error;
|
||||
}
|
||||
|
||||
uint8_t *data = NULL, buf[256 << 10];
|
||||
size_t n, len = 0;
|
||||
while ((n = fread(buf, sizeof *buf, sizeof buf / sizeof *buf, fp))) {
|
||||
data = realloc(data, len + n);
|
||||
memcpy(data + len, buf, n);
|
||||
len += n;
|
||||
}
|
||||
if (ferror(fp)) {
|
||||
err = strerror(errno);
|
||||
goto error_read;
|
||||
}
|
||||
|
||||
o = parse_webp(o, data, len);
|
||||
error_read:
|
||||
fclose(fp);
|
||||
free(data);
|
||||
error:
|
||||
if (err)
|
||||
o = add_error(o, err);
|
||||
return o;
|
||||
}
|
||||
|
||||
int
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
(void) parse_psir;
|
||||
|
||||
// XXX: Can't use `xargs -P0`, there's a risk of non-atomic writes.
|
||||
// Usage: find . -iname *.png -print0 | xargs -0 ./pnginfo
|
||||
for (int i = 1; i < argc; i++) {
|
||||
const char *filename = argv[i];
|
||||
|
||||
jv o = jv_object();
|
||||
o = jv_object_set(o, jv_string("filename"), jv_string(filename));
|
||||
o = do_file(filename, o);
|
||||
jv_dumpf(o, stdout, 0 /* Might consider JV_PRINT_SORTED. */);
|
||||
fputc('\n', stdout);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user