[libcamera-devel] [PATCH v3 19/30] android: jpeg: Use stride instead of image width for line address
Laurent Pinchart
laurent.pinchart at ideasonboard.com
Tue Sep 7 00:56:25 CEST 2021
When calculating the luma line address, the image width is used instead
of the stride. Without padding at the end of the line the the values
should be identical, but this is conceptually incorrect in any case. Fix
it.
Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
src/android/jpeg/encoder_libjpeg.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/android/jpeg/encoder_libjpeg.cpp b/src/android/jpeg/encoder_libjpeg.cpp
index b8b01e20a001..807a0949a8fc 100644
--- a/src/android/jpeg/encoder_libjpeg.cpp
+++ b/src/android/jpeg/encoder_libjpeg.cpp
@@ -152,7 +152,7 @@ void EncoderLibJpeg::compressNV(Span<const uint8_t> frame)
for (unsigned int y = 0; y < compress_.image_height; y++) {
unsigned char *dst = &tmprowbuf[0];
- const unsigned char *src_y = src + y * compress_.image_width;
+ const unsigned char *src_y = src + y * y_stride;
const unsigned char *src_cb = src_c + (y / vertSubSample) * c_stride + cb_pos;
const unsigned char *src_cr = src_c + (y / vertSubSample) * c_stride + cr_pos;
--
Regards,
Laurent Pinchart
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