Support libav's av_log_set_level

av/logging.pyi

@@ -13,6 +13,7 @@ CRITICAL: int
 def adapt_level(level: int) -> int: ...
 def get_level() -> int | None: ...
 def set_level(level: int | None) -> None: ...
+def set_libav_level(level: int) -> None: ...
 def restore_default_callback() -> None: ...
 def get_skip_repeated() -> bool: ...
 def set_skip_repeated(v: bool) -> None: ...

av/logging.pyx

@@ -119,6 +119,17 @@ def set_level(level):
         raise ValueError("level must be: int | None")
 
 
+def set_libav_level(level):
+    """Set libav's log level.  It can be set to constants available in this
+    module: ``PANIC``, ``FATAL``, ``ERROR``, ``WARNING``, ``INFO``,
+    ``VERBOSE``, ``DEBUG``.
+
+    When PyAV logging is disabled, setting this will change the level of
+    the logs printed to the terminal.
+    """
+    lib.av_log_set_level(level)
+
+
 def restore_default_callback():
     """Revert back to FFmpeg's log callback, which prints to the terminal."""
     lib.av_log_set_callback(lib.av_log_default_callback)

include/libavutil/avutil.pxd

@@ -399,3 +399,4 @@ cdef extern from "libavutil/log.h" nogil:
     ctypedef void(*av_log_callback)(void *, int, const char *, va_list)
     void av_log_default_callback(void *, int, const char *, va_list)
     void av_log_set_callback (av_log_callback callback)
+    void av_log_set_level(int level)