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Add note about better quality image scaling

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This commit is contained in:
Frank Leon Rose 2021-04-05 15:56:27 +01:00
parent 0ddd0b366c
commit 6fd343d7f9
1 changed files with 5 additions and 1 deletions
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6
app/src/capture.c
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@ -90,7 +90,11 @@ static bool in_frame_to_png(
targetWidth,
targetHeight,
AV_PIX_FMT_RGB24,
SWS_FAST_BILINEAR, 0, 0, 0);
// NOTE(frankleonrose): These options offer better picture
// quality in case of scaling, according to https://stackoverflow.com/a/46169884
// SWS_BILINEAR | SWS_FULL_CHR_H_INT | SWS_ACCURATE_RND,
SWS_FAST_BILINEAR,
0, 0, 0);
AVFrame * rgbFrame = av_frame_alloc();
LOGV("Image frame width: %d height: %d scaling to %d x %d", *inframe->linesize, inframe->height, targetWidth, targetHeight);