mp4: Make sample number be an unsigned parameter.

[paraslash.git] / mp4.h

diff --git a/mp4.h b/mp4.h
index 243b75ca369e988b84083853829ef2c24bb4d424..ceb8dde29e84b48661734303fa09759821dd6565 100644 (file)
--- a/mp4.h
+++ b/mp4.h
@@ -2,7 +2,7 @@ struct mp4_callback {
        ssize_t (*read)(void *user_data, void *buffer, size_t length);
        ssize_t (*write)(void *user_data, void *buffer, size_t count);
        off_t (*seek)(void *user_data, off_t offset, int whence);
-       uint32_t (*truncate)(void *user_data);
+       int (*truncate)(void *user_data);
        void *user_data;
 };
 
@@ -19,7 +19,7 @@ struct mp4_metadata {
 
 struct mp4; /* opaque */
 
-int mp4_set_sample_position(struct mp4 *f, int32_t sample);
+int mp4_set_sample_position(struct mp4 *f, uint32_t sample);
 int mp4_open_read(const struct mp4_callback *cb, struct mp4 **result);
 void mp4_close(struct mp4 *f);
 int32_t mp4_get_sample_size(const struct mp4 *f, int sample);
@@ -30,8 +30,4 @@ uint64_t mp4_get_duration(const struct mp4 *f);
 int mp4_open_meta(const struct mp4_callback *cb, struct mp4 **result);
 struct mp4_metadata *mp4_get_meta(struct mp4 *f);
 int mp4_meta_update(struct mp4 *f);
-char *mp4_meta_get_artist(const struct mp4 *f);
-char *mp4_meta_get_title(const struct mp4 *f);
-char *mp4_meta_get_date(const struct mp4 *f);
-char *mp4_meta_get_album(const struct mp4 *f);
-char *mp4_meta_get_comment(const struct mp4 *f);
+char *mp4_get_tag_value(const struct mp4 *f, const char *item);