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
user data passed to @func
%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.