doc/APIchanges: add hashes and version numbers for recent entries

[ffmpeg] / libavutil / opt.c

diff --git a/libavutil/opt.c b/libavutil/opt.c
index 60161d4a80a65c16ed4216647ef75179a72e75b9..4124efd9b6b1bef9651e06c6b6e07ea42a7ecd57 100644 (file)
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -229,13 +229,15 @@ static int set_string(void *obj, const AVOption *o, const char *val, uint8_t **d
 static int set_string_number(void *obj, void *target_obj, const AVOption *o, const char *val, void *dst)
 {
     int ret = 0;
-    int num, den;
-    char c;
 
-    if (sscanf(val, "%d%*1[:/]%d%c", &num, &den, &c) == 2) {
-        if ((ret = write_number(obj, o, dst, 1, den, num)) >= 0)
-            return ret;
-        ret = 0;
+    if (o->type == AV_OPT_TYPE_RATIONAL || o->type == AV_OPT_TYPE_VIDEO_RATE) {
+        int num, den;
+        char c;
+        if (sscanf(val, "%d%*1[:/]%d%c", &num, &den, &c) == 2) {
+            if ((ret = write_number(obj, o, dst, 1, den, num)) >= 0)
+                return ret;
+            ret = 0;
+        }
     }
 
     for (;;) {
@@ -254,11 +256,12 @@ static int set_string_number(void *obj, void *target_obj, const AVOption *o, con
         }
 
         {
-            const AVOption *o_named = av_opt_find(target_obj, i ? buf : val, o->unit, 0, 0);
             int res;
             int ci = 0;
             double const_values[64];
             const char * const_names[64];
+            int search_flags = (o->flags & AV_OPT_FLAG_CHILD_CONSTS) ? AV_OPT_SEARCH_CHILDREN : 0;
+            const AVOption *o_named = av_opt_find(target_obj, i ? buf : val, o->unit, 0, search_flags);
             if (o_named && o_named->type == AV_OPT_TYPE_CONST)
                 d = DEFAULT_NUMVAL(o_named);
             else {
@@ -330,12 +333,7 @@ static int set_string_image_size(void *obj, const AVOption *o, const char *val,
 
 static int set_string_video_rate(void *obj, const AVOption *o, const char *val, AVRational *dst)
 {
-    int ret;
-    if (!val) {
-        ret = AVERROR(EINVAL);
-    } else {
-        ret = av_parse_video_rate(dst, val);
-    }
+    int ret = av_parse_video_rate(dst, val);
     if (ret < 0)
         av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as video rate\n", val);
     return ret;
@@ -452,8 +450,10 @@ static int set_string_dict(void *obj, const AVOption *o, const char *val, uint8_
 
     if (val) {
         int ret = av_dict_parse_string(&options, val, "=", ":", 0);
-        if (ret < 0)
+        if (ret < 0) {
+            av_dict_free(&options);
             return ret;
+        }
     }
 
     av_dict_free((AVDictionary **)dst);
@@ -471,7 +471,7 @@ int av_opt_set(void *obj, const char *name, const char *val, int search_flags)
         return AVERROR_OPTION_NOT_FOUND;
     if (!val && (o->type != AV_OPT_TYPE_STRING &&
                  o->type != AV_OPT_TYPE_PIXEL_FMT && o->type != AV_OPT_TYPE_SAMPLE_FMT &&
-                 o->type != AV_OPT_TYPE_IMAGE_SIZE && o->type != AV_OPT_TYPE_VIDEO_RATE &&
+                 o->type != AV_OPT_TYPE_IMAGE_SIZE &&
                  o->type != AV_OPT_TYPE_DURATION && o->type != AV_OPT_TYPE_COLOR &&
                  o->type != AV_OPT_TYPE_CHANNEL_LAYOUT && o->type != AV_OPT_TYPE_BOOL))
         return AVERROR(EINVAL);
@@ -1245,6 +1245,7 @@ static void opt_list(void *obj, void *av_log_obj, const char *unit,
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_READONLY)       ? 'R' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_BSF_PARAM)      ? 'B' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_RUNTIME_PARAM)  ? 'T' : '.');
+        av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_DEPRECATED)     ? 'P' : '.');
 
         if (opt->help)
             av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help);
@@ -1679,8 +1680,9 @@ const AVOption *av_opt_find2(void *obj, const char *name, const char *unit,
 
     if (search_flags & AV_OPT_SEARCH_CHILDREN) {
         if (search_flags & AV_OPT_SEARCH_FAKE_OBJ) {
-            const AVClass *child = NULL;
-            while (child = av_opt_child_class_next(c, child))
+            void *iter = NULL;
+            const AVClass *child;
+            while (child = av_opt_child_class_iterate(c, &iter))
                 if (o = av_opt_find2(&child, name, unit, opt_flags, search_flags, NULL))
                     return o;
         } else {
@@ -1715,10 +1717,10 @@ void *av_opt_child_next(void *obj, void *prev)
     return NULL;
 }
 
-const AVClass *av_opt_child_class_next(const AVClass *parent, const AVClass *prev)
+const AVClass *av_opt_child_class_iterate(const AVClass *parent, void **iter)
 {
-    if (parent->child_class_next)
-        return parent->child_class_next(prev);
+    if (parent->child_class_iterate)
+        return parent->child_class_iterate(iter);
     return NULL;
 }
 
@@ -2006,8 +2008,10 @@ int av_opt_is_set_to_default(void *obj, const AVOption *o)
         AVDictionaryEntry *en1 = NULL;
         AVDictionaryEntry *en2 = NULL;
         ret = av_dict_parse_string(&dict1, o->default_val.str, "=", ":", 0);
-        if (ret < 0)
+        if (ret < 0) {
+            av_dict_free(&dict1);
             return ret;
+        }
         do {
             en1 = av_dict_get(dict1, "", en1, AV_DICT_IGNORE_SUFFIX);
             en2 = av_dict_get(dict2, "", en2, AV_DICT_IGNORE_SUFFIX);
@@ -2098,6 +2102,8 @@ int av_opt_serialize(void *obj, int opt_flags, int flags, char **buffer,
             av_freep(&buf);
         }
     }
-    av_bprint_finalize(&bprint, buffer);
+    ret = av_bprint_finalize(&bprint, buffer);
+    if (ret < 0)
+        return ret;
     return 0;
 }