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Resize frame to avoid "Unequal size tensor" error #594

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Resize frame to avoid "Unequal size tensor" error #594

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Resize frame to avoid "Unequal size tensor" error
tjandrasg Jan 3, 2026
9dfccc0
change initial frame_dim to codec_context instead of first valid fram…
tjandrasg Jan 3, 2026
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7 changes: 7 additions & 0 deletions nunif/utils/video.py
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Original file line number Diff line number Diff line change
Expand Up @@ -866,6 +866,7 @@ def process_video(input_path, output_path,
input_container.seek(start_time * av.time_base, backward=True, any_frame=False)

video_input_stream = input_container.streams.video[0]
frame_dim = [video_input_stream.codec_context.width, video_input_stream.codec_context.height]
video_input_stream.thread_type = "AUTO"
# _print_len(video_input_stream)
audio_input_stream = audio_output_stream = None
Expand Down Expand Up @@ -944,6 +945,9 @@ def process_video(input_path, output_path,
for frame in safe_decode(packet):
frame = fps_filter.update(frame)
if frame is not None:
if frame.width != frame_dim[0] or frame.height != frame_dim[1]: # video has inconsistent size!
print("\n[WARN] Converting", [frame.width, frame.height], "to", frame_dim, "!", file=sys.stderr)
frame = frame.reformat(width=frame_dim[0], height=frame_dim[1])
frame = frame.reformat(**rgb24_options) if rgb24_options else frame
for new_frame in get_new_frames(frame_callback(frame)):
reformatted_frame = reformatter(new_frame)
Expand Down Expand Up @@ -979,6 +983,9 @@ def process_video(input_path, output_path,
while True:
frame = fps_filter.update(None)
if frame is not None:
if frame.width != frame_dim[0] or frame.height != frame_dim[1]: # video has inconsistent size!
print("\n[WARN] Converting", [frame.width, frame.height], "to", frame_dim, "!", file=sys.stderr)
frame = frame.reformat(width=frame_dim[0], height=frame_dim[1])
frame = frame.reformat(**rgb24_options) if rgb24_options else frame
for new_frame in get_new_frames(frame_callback(frame)):
new_frame = reformatter(new_frame)
Expand Down