mp4: Eliminate duplication between the two open functions.

[paraslash.git] / mp4.h

diff --git a/mp4.h b/mp4.h
index 1142925d5dbf1c28e63f0275a99bf5f7a94cd6ae..783de19d631d4a09bb3c364d96451003eb253d00 100644 (file)
--- a/mp4.h
+++ b/mp4.h
@@ -20,15 +20,14 @@ struct mp4_metadata {
 struct mp4; /* opaque */
 
 int mp4_set_sample_position(struct mp4 *f, int32_t sample);
-struct mp4 *mp4_open_read(const struct mp4_callback *cb);
+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);
 uint32_t mp4_get_sample_rate(const struct mp4 *f);
 uint32_t mp4_get_channel_count(const struct mp4 * f);
 int32_t mp4_num_samples(const struct mp4 *f);
 uint64_t mp4_get_duration(const struct mp4 *f);
-struct mp4 *mp4_open_meta(const struct mp4_callback *cb);
-
+int mp4_open_meta(const struct mp4_callback *cb, struct mp4 **result);
 struct mp4_metadata *mp4_get_meta(struct mp4 *f);
 int32_t mp4_meta_update(struct mp4 *f);
 char *mp4_meta_get_artist(const struct mp4 *f);