1 files changed, 106 insertions, 0 deletions
diff --git a/.gitlab-ci/tracie/renderdoc_dump_images.py b/.gitlab-ci/tracie/renderdoc_dump_images.py
new file mode 100755
index 00000000000..f1252c11f25
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+++ b/.gitlab-ci/tracie/renderdoc_dump_images.py
@@ -0,0 +1,106 @@
+#!/usr/bin/env python3
+
+# Copyright (c) 2019 Collabora Ltd
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
+
+import sys
+from pathlib import Path
+
+import renderdoc as rd
+
+def findDrawWithEventId(controller, eventId):
+   for d in controller.GetDrawcalls():
+      if d.eventId == eventId:
+         return d
+
+   return None
+
+def dumpImage(controller, eventId, outputDir, tracefile):
+    draw = findDrawWithEventId(controller, eventId)
+    if draw is None:
+        raise RuntimeError("Couldn't find draw call with eventId " + str(eventId))
+
+    controller.SetFrameEvent(draw.eventId, True)
+
+    texsave = rd.TextureSave()
+
+    # Select the first color output
+    texsave.resourceId = draw.outputs[0]
+
+    if texsave.resourceId == rd.ResourceId.Null():
+        return
+
+    filepath = Path(outputDir)
+    filepath.mkdir(parents = True, exist_ok = True)
+    filepath = filepath / (tracefile + "-" + str(int(draw.eventId)) + ".png")
+
+    print("Saving image at eventId %d: %s to %s" % (draw.eventId, draw.name, filepath))
+
+    # Most formats can only display a single image per file, so we select the
+    # first mip and first slice
+    texsave.mip = 0
+    texsave.slice.sliceIndex = 0
+
+    # For formats with an alpha channel, preserve it
+    texsave.alpha = rd.AlphaMapping.Preserve
+    texsave.destType = rd.FileType.PNG
+    controller.SaveTexture(texsave, str(filepath))
+
+def loadCapture(filename):
+    cap = rd.OpenCaptureFile()
+
+    status = cap.OpenFile(filename, '', None)
+
+    if status != rd.ReplayStatus.Succeeded:
+        raise RuntimeError("Couldn't open file: " + str(status))
+    if not cap.LocalReplaySupport():
+        raise RuntimeError("Capture cannot be replayed")
+
+    status,controller = cap.OpenCapture(rd.ReplayOptions(), None)
+
+    if status != rd.ReplayStatus.Succeeded:
+        raise RuntimeError("Couldn't initialise replay: " + str(status))
+
+    return (cap, controller)
+
+def renderdoc_dump_images(filename, eventIds, outputDir):
+   rd.InitGlobalEnv(rd.GlobalEnvironment(), [])
+   cap,controller = loadCapture(filename);
+
+   tracefile = Path(filename).name
+
+   if len(eventIds) == 0:
+      eventIds.append(controller.GetDrawcalls()[-1].eventId)
+
+   for eventId in eventIds:
+      dumpImage(controller, eventId, outputDir, tracefile)
+
+   controller.Shutdown()
+   cap.Shutdown()
+
+if __name__ == "__main__":
+   if len(sys.argv) < 3:
+      raise RuntimeError("Usage: renderdoc_dump_images.py <trace> <outputdir> [<draw-id>...]")
+
+   eventIds = [int(e) for e in sys.argv[3:]]
+
+   renderdoc_dump_images(sys.argv[1], eventIds, sys.argv[2])