From: Benjamin Braatz <benjamin.braatz@graph-it.com>
Date: Wed, 4 Aug 2021 11:01:36 +0000 (+0200)
Subject: Try 640x480 at high framerate.
X-Git-Url: http://git.graph-it.com/?a=commitdiff_plain;h=1d36f205e548f2f15c5a13f3bd6d1acd60254d3e;p=graphit%2Fcontrolpi-camera.git

Try 640x480 at high framerate.
---

diff --git a/controlpi_plugins/camera.py b/controlpi_plugins/camera.py
index 98b14b8..28f12ca 100644
--- a/controlpi_plugins/camera.py
+++ b/controlpi_plugins/camera.py
@@ -8,6 +8,7 @@ import io
 import os
 import picamera  # type: ignore
 import PIL.Image  # type: ignore
+import time
 
 from controlpi import BasePlugin, Message, MessageTemplate
 
@@ -18,12 +19,7 @@ class Camera(BasePlugin):
     CONF_SCHEMA = {'properties':
                    {'pause': {'type': 'number'},
                     'keep': {'type': 'integer'},
-                    'path': {'type': 'string'},
-                    'iso': {'type': 'integer'},
-                    'full': {'type': 'array', 'items': {'type': 'integer'},
-                             'minItems': 2, 'maxItems': 2},
-                    'web': {'type': 'array', 'items': {'type': 'integer'},
-                            'minItems': 2, 'maxItems': 2}},
+                    'path': {'type': 'string'}},
                    'required': ['pause', 'keep', 'path']}
 
     async def _receive(self, message: Message) -> None:
@@ -41,15 +37,6 @@ class Camera(BasePlugin):
         """Register plugin as bus client."""
         self._images: Deque[Tuple[str, str]] = collections.deque()
         self._capture = False
-        self._iso = 200
-        if 'iso' in self.conf:
-            self._iso = self.conf['iso']
-        self._full = (1024, 768)
-        if 'full' in self.conf:
-            self._full = self.conf['full']
-        self._web = (640, 480)
-        if 'web' in self.conf:
-            self._web = self.conf['web']
         sends = [MessageTemplate({'event': {'const': 'new image'},
                                   'image': {'type': 'string'},
                                   'date': {'type': 'string'}}),
@@ -67,9 +54,9 @@ class Camera(BasePlugin):
         """Run camera."""
         loop = asyncio.get_running_loop()
         executor = concurrent.futures.ThreadPoolExecutor()
-        camera = picamera.PiCamera(sensor_mode=2)
-        camera.iso = self._iso
-        camera.framerate = 15
+        camera = picamera.PiCamera(sensor_mode=7,
+                                   resolution=(640, 480),
+                                   framerate=90)
         try:
             while True:
                 if self._capture:
@@ -101,6 +88,17 @@ class Camera(BasePlugin):
                         web_name = 'web-'+full_name
                         full_path = os.path.join(self.conf['path'], full_name)
                         web_path = os.path.join(self.conf['path'], web_name)
+                        start_direct = time.perf_counter()
+                        await loop.run_in_executor(
+                                executor,
+                                functools.partial(
+                                    camera.capture,
+                                    full_path,
+                                    'jpeg',
+                                    use_video_port=True))
+                        end_direct = time.perf_counter()
+                        print(f"Direct: {end_direct - start_direct}")
+                        start_pil = time.perf_counter()
                         stream = io.BytesIO()
                         await loop.run_in_executor(
                                 executor,
@@ -108,7 +106,7 @@ class Camera(BasePlugin):
                                     camera.capture,
                                     stream,
                                     'jpeg',
-                                    resize=self._full))
+                                    use_video_port=True))
                         stream.seek(0)
                         full_image = await loop.run_in_executor(
                                 executor,
@@ -116,18 +114,10 @@ class Camera(BasePlugin):
                         await loop.run_in_executor(
                                 executor,
                                 functools.partial(
-                                    full_image.save, full_path))
-                        web_image = await loop.run_in_executor(
-                                executor,
-                                functools.partial(
-                                    full_image.resize,
-                                    self._web,
-                                    PIL.Image.ANTIALIAS))
-                        await loop.run_in_executor(
-                                executor,
-                                functools.partial(
-                                    web_image.save, web_path))
+                                    full_image.save, web_path))
                         stream.close()
+                        end_pil = time.perf_counter()
+                        print(f"PIL: {end_pil - start_pil}")
                         self._images.append((full_name, iso_time))
                         await self.bus.send(Message(self.name,
                                                     {'event': 'new image',