Call func with user_data for each meta in buffer. func can modify the passed meta pointer or its contents. The return value of func define if this function returns or if the remaining metadata items in the buffer should be skipped.
a GstBufferForeachMetaFunc to call. [scope call]
user data passed to func. closure
FALSE when func returned FALSE for one of the metadata.
See Implementation
Call func with user_data for each meta in buffer. func can modify the passed meta pointer or its contents. The return value of func define if this function returns or if the remaining metadata items in the buffer should be skipped.