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Improve quality for av1 hdr

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dec05eba
2024-05-07 23:50:14 +02:00
parent 2a7e34478f
commit 447b5d0f0b
1 changed files with 7 additions and 7 deletions
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14
src/main.cpp
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@@ -414,21 +414,21 @@ static AVCodecContext *create_video_codec_context(AVPixelFormat pix_fmt,
codec_context->bit_rate = 0; codec_context->bit_rate = 0;
#endif #endif
// 8 bit / 10 bit = 80% // 8 bit / 10 bit = 80%, and increase it even more
const float qp_multiply = hdr ? 8.0f/10.0f : 1.0f; const float quality_multiply = hdr ? (8.0f/10.0f * 0.7f) : 1.0f;
if(vendor != GSR_GPU_VENDOR_NVIDIA) { if(vendor != GSR_GPU_VENDOR_NVIDIA) {
switch(video_quality) { switch(video_quality) {
case VideoQuality::MEDIUM: case VideoQuality::MEDIUM:
codec_context->global_quality = 180 * qp_multiply; codec_context->global_quality = 180 * quality_multiply;
break; break;
case VideoQuality::HIGH: case VideoQuality::HIGH:
codec_context->global_quality = 140 * qp_multiply; codec_context->global_quality = 140 * quality_multiply;
break; break;
case VideoQuality::VERY_HIGH: case VideoQuality::VERY_HIGH:
codec_context->global_quality = 120 * qp_multiply; codec_context->global_quality = 120 * quality_multiply;
break; break;
case VideoQuality::ULTRA: case VideoQuality::ULTRA:
codec_context->global_quality = 100 * qp_multiply; codec_context->global_quality = 100 * quality_multiply;
break; 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, " -fm Framerate mode. Should be either 'cfr' or 'vfr'. Defaults to 'vfr'.\n");
fprintf(stderr, "\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, " -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, " 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, "\n");
fprintf(stderr, " -v Prints per second, fps updates. Optional, set to 'yes' by default.\n"); fprintf(stderr, " -v Prints per second, fps updates. Optional, set to 'yes' by default.\n");