+/* Flat output */
+
+typedef struct FlatContext {
+ const AVClass *class;
+ const char *section, *chapter;
+ const char *sep_str;
+ char sep;
+ int hierarchical;
+} FlatContext;
+
+#undef OFFSET
+#define OFFSET(x) offsetof(FlatContext, x)
+
+static const AVOption flat_options[]= {
+ {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
+ {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
+ {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.dbl=1}, 0, 1 },
+ {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.dbl=1}, 0, 1 },
+ {NULL},
+};
+
+static const char *flat_get_name(void *ctx)
+{
+ return "flat";
+}
+
+static const AVClass flat_class = {
+ "FlatContext",
+ flat_get_name,
+ flat_options
+};
+
+static av_cold int flat_init(WriterContext *wctx, const char *args, void *opaque)
+{
+ FlatContext *flat = wctx->priv;
+ int err;
+
+ flat->class = &flat_class;
+ av_opt_set_defaults(flat);
+
+ if (args &&
+ (err = (av_set_options_string(flat, args, "=", ":"))) < 0) {
+ av_log(wctx, AV_LOG_ERROR, "Error parsing options string: '%s'\n", args);
+ return err;
+ }
+ if (strlen(flat->sep_str) != 1) {
+ av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
+ flat->sep_str);
+ return AVERROR(EINVAL);
+ }
+ flat->sep = flat->sep_str[0];
+ return 0;
+}
+
+static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
+{
+ const char *p;
+
+ for (p = src; *p; p++) {
+ if (!((*p >= '0' && *p <= '9') ||
+ (*p >= 'a' && *p <= 'z') ||
+ (*p >= 'A' && *p <= 'Z')))
+ av_bprint_chars(dst, '_', 1);
+ else
+ av_bprint_chars(dst, *p, 1);
+ }
+ return dst->str;
+}
+
+static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
+{
+ const char *p;
+
+ for (p = src; *p; p++) {
+ switch (*p) {
+ case '\n': av_bprintf(dst, "%s", "\\n"); break;
+ case '\r': av_bprintf(dst, "%s", "\\r"); break;
+ case '\\': av_bprintf(dst, "%s", "\\\\"); break;
+ case '"': av_bprintf(dst, "%s", "\\\""); break;
+ case '`': av_bprintf(dst, "%s", "\\`"); break;
+ case '$': av_bprintf(dst, "%s", "\\$"); break;
+ default: av_bprint_chars(dst, *p, 1); break;
+ }
+ }
+ return dst->str;
+}
+
+static void flat_print_chapter_header(WriterContext *wctx, const char *chapter)
+{
+ FlatContext *flat = wctx->priv;
+ flat->chapter = chapter;
+}
+
+static void flat_print_section_header(WriterContext *wctx, const char *section)
+{
+ FlatContext *flat = wctx->priv;
+ flat->section = section;
+}
+
+static void flat_print_section(WriterContext *wctx)
+{
+ FlatContext *flat = wctx->priv;
+ int n = wctx->is_packets_and_frames ? wctx->nb_section_packet_frame
+ : wctx->nb_section;
+
+ if (flat->hierarchical && wctx->multiple_sections)
+ printf("%s%c", flat->chapter, flat->sep);
+ printf("%s%c", flat->section, flat->sep);
+ if (wctx->multiple_sections)
+ printf("%d%c", n, flat->sep);
+}
+
+static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
+{
+ flat_print_section(wctx);
+ printf("%s=%lld\n", key, value);
+}
+
+static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
+{
+ FlatContext *flat = wctx->priv;
+ AVBPrint buf;
+
+ flat_print_section(wctx);
+ av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
+ printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
+ av_bprint_clear(&buf);
+ printf("\"%s\"\n", flat_escape_value_str(&buf, value));
+ av_bprint_finalize(&buf, NULL);
+}
+
+static void flat_show_tags(WriterContext *wctx, AVDictionary *dict)
+{
+ FlatContext *flat = wctx->priv;
+ AVBPrint buf;
+ AVDictionaryEntry *tag = NULL;
+
+ av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
+ while ((tag = av_dict_get(dict, "", tag, AV_DICT_IGNORE_SUFFIX))) {
+ flat_print_section(wctx);
+ av_bprint_clear(&buf);
+ printf("tags%c%s=", flat->sep, flat_escape_key_str(&buf, tag->key, flat->sep));
+ av_bprint_clear(&buf);
+ printf("\"%s\"\n", flat_escape_value_str(&buf, tag->value));
+ }
+ av_bprint_finalize(&buf, NULL);
+}
+
+static const Writer flat_writer = {
+ .name = "flat",
+ .priv_size = sizeof(FlatContext),
+ .init = flat_init,
+ .print_chapter_header = flat_print_chapter_header,
+ .print_section_header = flat_print_section_header,
+ .print_integer = flat_print_int,
+ .print_string = flat_print_str,
+ .show_tags = flat_show_tags,
+ .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
+};
+
+/* INI format output */
+
+typedef struct {
+ const AVClass *class;
+ AVBPrint chapter_name, section_name;
+ int hierarchical;
+} INIContext;
+
+#undef OFFSET
+#define OFFSET(x) offsetof(INIContext, x)
+
+static const AVOption ini_options[] = {
+ {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.dbl=1}, 0, 1 },
+ {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.dbl=1}, 0, 1 },
+ {NULL},
+};
+
+static const char *ini_get_name(void *ctx)
+{
+ return "ini";
+}
+
+static const AVClass ini_class = {
+ "INIContext",
+ ini_get_name,
+ ini_options
+};
+
+static av_cold int ini_init(WriterContext *wctx, const char *args, void *opaque)
+{
+ INIContext *ini = wctx->priv;
+ int err;
+
+ av_bprint_init(&ini->chapter_name, 1, AV_BPRINT_SIZE_UNLIMITED);
+ av_bprint_init(&ini->section_name, 1, AV_BPRINT_SIZE_UNLIMITED);
+
+ ini->class = &ini_class;
+ av_opt_set_defaults(ini);
+
+ if (args && (err = av_set_options_string(ini, args, "=", ":")) < 0) {
+ av_log(wctx, AV_LOG_ERROR, "Error parsing options string: '%s'\n", args);
+ return err;
+ }
+
+ return 0;
+}
+
+static av_cold void ini_uninit(WriterContext *wctx)
+{
+ INIContext *ini = wctx->priv;
+ av_bprint_finalize(&ini->chapter_name, NULL);
+ av_bprint_finalize(&ini->section_name, NULL);
+}
+
+static void ini_print_header(WriterContext *wctx)
+{
+ printf("# ffprobe output\n\n");
+}
+
+static char *ini_escape_str(AVBPrint *dst, const char *src)
+{
+ int i = 0;
+ char c = 0;
+
+ while (c = src[i++]) {
+ switch (c) {
+ case '\b': av_bprintf(dst, "%s", "\\b"); break;
+ case '\f': av_bprintf(dst, "%s", "\\f"); break;
+ case '\n': av_bprintf(dst, "%s", "\\n"); break;
+ case '\r': av_bprintf(dst, "%s", "\\r"); break;
+ case '\t': av_bprintf(dst, "%s", "\\t"); break;
+ case '\\':
+ case '#' :
+ case '=' :
+ case ':' : av_bprint_chars(dst, '\\', 1);
+ default:
+ if ((unsigned char)c < 32)
+ av_bprintf(dst, "\\x00%02x", c & 0xff);
+ else
+ av_bprint_chars(dst, c, 1);
+ break;
+ }
+ }
+ return dst->str;
+}
+
+static void ini_print_chapter_header(WriterContext *wctx, const char *chapter)
+{
+ INIContext *ini = wctx->priv;
+
+ av_bprint_clear(&ini->chapter_name);
+ av_bprintf(&ini->chapter_name, "%s", chapter);
+
+ if (wctx->nb_chapter)
+ printf("\n");
+}
+
+static void ini_print_section_header(WriterContext *wctx, const char *section)
+{
+ INIContext *ini = wctx->priv;
+ int n = wctx->is_packets_and_frames ? wctx->nb_section_packet_frame
+ : wctx->nb_section;
+ if (wctx->nb_section)
+ printf("\n");
+ av_bprint_clear(&ini->section_name);
+
+ if (ini->hierarchical && wctx->multiple_sections)
+ av_bprintf(&ini->section_name, "%s.", ini->chapter_name.str);
+ av_bprintf(&ini->section_name, "%s", section);
+
+ if (wctx->multiple_sections)
+ av_bprintf(&ini->section_name, ".%d", n);
+ printf("[%s]\n", ini->section_name.str);
+}
+
+static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
+{
+ AVBPrint buf;
+
+ av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
+ printf("%s=", ini_escape_str(&buf, key));
+ av_bprint_clear(&buf);
+ printf("%s\n", ini_escape_str(&buf, value));
+ av_bprint_finalize(&buf, NULL);
+}
+
+static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
+{
+ printf("%s=%lld\n", key, value);
+}
+
+static void ini_show_tags(WriterContext *wctx, AVDictionary *dict)
+{
+ INIContext *ini = wctx->priv;
+ AVDictionaryEntry *tag = NULL;
+ int is_first = 1;
+
+ while ((tag = av_dict_get(dict, "", tag, AV_DICT_IGNORE_SUFFIX))) {
+ if (is_first) {
+ printf("\n[%s.tags]\n", ini->section_name.str);
+ is_first = 0;
+ }
+ writer_print_string(wctx, tag->key, tag->value, 0);
+ }
+}
+
+static const Writer ini_writer = {
+ .name = "ini",
+ .priv_size = sizeof(INIContext),
+ .init = ini_init,
+ .uninit = ini_uninit,
+ .print_header = ini_print_header,
+ .print_chapter_header = ini_print_chapter_header,
+ .print_section_header = ini_print_section_header,
+ .print_integer = ini_print_int,
+ .print_string = ini_print_str,
+ .show_tags = ini_show_tags,
+ .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
+};
+