From 447b5d0f0ba9ea34b90acd8d6e23005f15f1c242 Mon Sep 17 00:00:00 2001 From: dec05eba Date: Tue, 7 May 2024 23:50:14 +0200 Subject: Improve quality for av1 hdr --- src/main.cpp | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'src') diff --git a/src/main.cpp b/src/main.cpp index 44d4d34..3f4ff3b 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -414,21 +414,21 @@ static AVCodecContext *create_video_codec_context(AVPixelFormat pix_fmt, codec_context->bit_rate = 0; #endif - // 8 bit / 10 bit = 80% - const float qp_multiply = hdr ? 8.0f/10.0f : 1.0f; + // 8 bit / 10 bit = 80%, and increase it even more + const float quality_multiply = hdr ? (8.0f/10.0f * 0.7f) : 1.0f; if(vendor != GSR_GPU_VENDOR_NVIDIA) { switch(video_quality) { case VideoQuality::MEDIUM: - codec_context->global_quality = 180 * qp_multiply; + codec_context->global_quality = 180 * quality_multiply; break; case VideoQuality::HIGH: - codec_context->global_quality = 140 * qp_multiply; + codec_context->global_quality = 140 * quality_multiply; break; case VideoQuality::VERY_HIGH: - codec_context->global_quality = 120 * qp_multiply; + codec_context->global_quality = 120 * quality_multiply; break; case VideoQuality::ULTRA: - codec_context->global_quality = 100 * qp_multiply; + codec_context->global_quality = 100 * quality_multiply; break; } } @@ -874,7 +874,7 @@ static void usage_full() { fprintf(stderr, " -fm Framerate mode. Should be either 'cfr' or 'vfr'. Defaults to 'vfr'.\n"); fprintf(stderr, "\n"); fprintf(stderr, " -cr Color range. Should be either 'limited' (aka mpeg) or 'full' (aka jpeg). Defaults to 'limited'.\n"); - fprintf(stderr, " Limited color range means that colors are in range 16-235 while full color range means that colors are in range 0-255 (when not recording with hdr).\n"); + fprintf(stderr, " Limited color range means that colors are in range 16-235 (4112-60395 for hdr) while full color range means that colors are in range 0-255 (0-65535 for hdr).\n"); fprintf(stderr, " Note that some buggy video players (such as vlc) are unable to correctly display videos in full color range.\n"); fprintf(stderr, "\n"); fprintf(stderr, " -v Prints per second, fps updates. Optional, set to 'yes' by default.\n"); -- cgit v1.2.3