diff --git a/selfdrive/test/process_replay/process_replay.py b/selfdrive/test/process_replay/process_replay.py
index 0cb8ac9cac..a520b3d740 100755
--- a/selfdrive/test/process_replay/process_replay.py
+++ b/selfdrive/test/process_replay/process_replay.py
@@ -27,6 +27,7 @@ from openpilot.selfdrive.test.process_replay.vision_meta import meta_from_camera
 from openpilot.selfdrive.test.process_replay.migration import migrate_all
 from openpilot.selfdrive.test.process_replay.capture import ProcessOutputCapture
 from openpilot.tools.lib.logreader import LogIterable
+from openpilot.tools.lib.framereader import BaseFrameReader
 
 # Numpy gives different results based on CPU features after version 19
 NUMPY_TOLERANCE = 1e-7
@@ -201,16 +202,15 @@ class ProcessContainer:
 
     self.environ_config = environ_config
 
-  def _setup_vision_ipc(self, all_msgs):
+  def _setup_vision_ipc(self, all_msgs: LogIterable, frs: Dict[str, Any]):
     assert len(self.cfg.vision_pubs) != 0
 
-    device_type = next(str(msg.initData.deviceType) for msg in all_msgs if msg.which() == "initData")
-
     vipc_server = VisionIpcServer("camerad")
     streams_metas = available_streams(all_msgs)
     for meta in streams_metas:
       if meta.camera_state in self.cfg.vision_pubs:
-        vipc_server.create_buffers(meta.stream, 2, False, *meta.frame_sizes[device_type])
+        frame_size = (frs[meta.camera_state].w, frs[meta.camera_state].h)
+        vipc_server.create_buffers(meta.stream, 2, False, *frame_size)
     vipc_server.start_listener()
 
     self.vipc_server = vipc_server
@@ -224,7 +224,7 @@ class ProcessContainer:
 
   def start(
     self, params_config: Dict[str, Any], environ_config: Dict[str, Any],
-    all_msgs: LogIterable,
+    all_msgs: LogIterable, frs: Optional[Dict[str, BaseFrameReader]],
     fingerprint: Optional[str], capture_output: bool
   ):
     with self.prefix as p:
@@ -241,7 +241,8 @@ class ProcessContainer:
       self.sockets = [messaging.sub_sock(s, timeout=100) for s in self.cfg.subs]
 
       if len(self.cfg.vision_pubs) != 0:
-        self._setup_vision_ipc(all_msgs)
+        assert frs is not None
+        self._setup_vision_ipc(all_msgs, frs)
         assert self.vipc_server is not None
 
       if capture_output:
@@ -265,7 +266,7 @@ class ProcessContainer:
       self.prefix.clean_dirs()
       self._clean_env()
 
-  def run_step(self, msg: capnp._DynamicStructReader, frs: Optional[Dict[str, Any]]) -> List[capnp._DynamicStructReader]:
+  def run_step(self, msg: capnp._DynamicStructReader, frs: Optional[Dict[str, BaseFrameReader]]) -> List[capnp._DynamicStructReader]:
     assert self.rc and self.pm and self.sockets and self.process.proc
 
     output_msgs = []
@@ -622,7 +623,7 @@ def replay_process_with_name(name: Union[str, Iterable[str]], lr: LogIterable, *
 
 
 def replay_process(
-  cfg: Union[ProcessConfig, Iterable[ProcessConfig]], lr: LogIterable, frs: Optional[Dict[str, Any]] = None,
+  cfg: Union[ProcessConfig, Iterable[ProcessConfig]], lr: LogIterable, frs: Optional[Dict[str, BaseFrameReader]] = None,
   fingerprint: Optional[str] = None, return_all_logs: bool = False, custom_params: Optional[Dict[str, Any]] = None,
   captured_output_store: Optional[Dict[str, Dict[str, str]]] = None, disable_progress: bool = False
 ) -> List[capnp._DynamicStructReader]:
@@ -650,7 +651,7 @@ def replay_process(
 
 
 def _replay_multi_process(
-  cfgs: List[ProcessConfig], lr: LogIterable, frs: Optional[Dict[str, Any]], fingerprint: Optional[str],
+  cfgs: List[ProcessConfig], lr: LogIterable, frs: Optional[Dict[str, BaseFrameReader]], fingerprint: Optional[str],
   custom_params: Optional[Dict[str, Any]], captured_output_store: Optional[Dict[str, Dict[str, str]]], disable_progress: bool
 ) -> List[capnp._DynamicStructReader]:
   if fingerprint is not None:
@@ -677,7 +678,7 @@ def _replay_multi_process(
     for cfg in cfgs:
       container = ProcessContainer(cfg)
       containers.append(container)
-      container.start(params_config, env_config, all_msgs, fingerprint, captured_output_store is not None)
+      container.start(params_config, env_config, all_msgs, frs, fingerprint, captured_output_store is not None)
 
     all_pubs = {pub for container in containers for pub in container.pubs}
     all_subs = {sub for container in containers for sub in container.subs}