[v2,13/35] libcamera: converter_v4l2_m2m: Add debug logging for formats
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Message ID 20251023144841.403689-14-stefan.klug@ideasonboard.com
State New
Headers show
Series
  • Full dewarper support on imx8mp
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Commit Message

Stefan Klug Oct. 23, 2025, 2:48 p.m. UTC 
Getting the requested input/output format is crucial for debugging. Add
log statements for that.

Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

---

Changes in v2:
- Collected tag
---
 src/libcamera/converter/converter_v4l2_m2m.cpp | 2 ++
 1 file changed, 2 insertions(+)

Patch
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diff --git a/src/libcamera/converter/converter_v4l2_m2m.cpp b/src/libcamera/converter/converter_v4l2_m2m.cpp
index 48e49f143cf1..37377ab24952 100644
--- a/src/libcamera/converter/converter_v4l2_m2m.cpp
+++ b/src/libcamera/converter/converter_v4l2_m2m.cpp
@@ -111,6 +111,7 @@  int V4L2M2MConverter::V4L2M2MStream::configure(const StreamConfiguration &inputC
 	format.planesCount = 1;
 	format.planes[0].bpl = inputCfg.stride;
 
+	LOG(Converter, Debug) << "Set input format to: " << format;
 	int ret = m2m_->output()->setFormat(&format);
 	if (ret < 0) {
 		LOG(Converter, Error)
@@ -133,6 +134,7 @@  int V4L2M2MConverter::V4L2M2MStream::configure(const StreamConfiguration &inputC
 	format.fourcc = videoFormat;
 	format.size = outputCfg.size;
 
+	LOG(Converter, Debug) << "Set output format to: " << format;
 	ret = m2m_->capture()->setFormat(&format);
 	if (ret < 0) {
 		LOG(Converter, Error)