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Refactor to store frame deltas instead of fully coalesced frames

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Trades CPU usage for cache/memory space
This commit is contained in:
Kovid Goyal
2021-02-03 15:49:33 +05:30
parent c152624634
commit 19f0e2303d
4 changed files with 401 additions and 224 deletions
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18
kitty_tests/graphics.py
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@@ -604,14 +604,11 @@ class TestGraphics(BaseTest):
# test error on send frame for non-existent image
self.assertEqual(li().code, 'ENOENT')
# test error sending incompatible data formats
# create image
self.assertEqual(li(a='t').code, 'OK')
self.assertEqual(g.disk_cache.total_size, 36)
res = li(s=3, v=3, f=32)
self.assertEqual(res.code, 'EINVAL')
self.assertIn('ransparen', res.msg)
# simple new frame
# simple new frame (width=4, height=3)
t(payload='2' * 36, z=77)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': b'2' * 36},))
@@ -622,10 +619,17 @@ class TestGraphics(BaseTest):
# test editing part of a frame
t(payload='4' * 12, r=2, s=2, v=2)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': b'444444333333444444333333333333333333'},))
def expand(*rows):
ans = []
for r in rows:
ans.append(''.join(x * 3 for x in str(r)))
return ''.join(ans).encode('ascii')
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': expand(4433, 4433, 3333)},))
t(payload='5' * 12, r=2, s=2, v=2, x=1, y=1)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': b'444444333555555444555555333333333333'},))
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': expand(4433, 4553, 3553)},))
t(payload='3' * 36, r=2)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 77, 'id': 2, 'data': b'3' * 36},))