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venv/lib/python3.12/site-packages/av/video/codeccontext.pxd

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+cimport libav as lib
+
+from av.codec.context cimport CodecContext
+from av.video.format cimport VideoFormat
+from av.video.frame cimport VideoFrame
+from av.video.reformatter cimport VideoReformatter
+
+
+# The get_format callback in AVCodecContext is called by the decoder to pick a format out of a list.
+# When we want accelerated decoding, we need to figure out ahead of time what the format should be,
+# and find a way to pass that into our callback so we can return it to the decoder. We use the 'opaque'
+# user data field in AVCodecContext for that. This is the struct we store a pointer to in that field.
+cdef struct AVCodecPrivateData:
+    lib.AVPixelFormat hardware_pix_fmt
+    bint allow_software_fallback
+
+
+cdef class VideoCodecContext(CodecContext):
+
+    cdef AVCodecPrivateData _private_data
+
+    cdef VideoFormat _format
+    cdef _build_format(self)
+
+    cdef int last_w
+    cdef int last_h
+    cdef readonly VideoReformatter reformatter
+
+    # For encoding.
+    cdef readonly int encoded_frame_count
+
+    # For decoding.
+    cdef VideoFrame next_frame