Go all out on quality..
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parent
6fadab748d
commit
fabeb1707f
25
src/main.cpp
25
src/main.cpp
@ -436,7 +436,7 @@ static AVStream *add_video_stream(AVFormatContext *av_format_context, AVCodec **
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fprintf(stderr, "codec id: %d\n", (*codec)->id);
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codec_context->width = window_pixmap.texture_width & ~1;
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codec_context->height = window_pixmap.texture_height & ~1;
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codec_context->bit_rate = 4000000 + (codec_context->width * codec_context->height) / 2;
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codec_context->bit_rate = 7500000 + (codec_context->width * codec_context->height) / 2;
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// Timebase: This is the fundamental unit of time (in seconds) in terms
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// of which frame timestamps are represented. For fixed-fps content,
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// timebase should be 1/framerate and timestamp increments should be
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@ -447,24 +447,25 @@ static AVStream *add_video_stream(AVFormatContext *av_format_context, AVCodec **
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// codec_context->framerate.den = 1;
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codec_context->sample_aspect_ratio.num = 0;
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codec_context->sample_aspect_ratio.den = 0;
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codec_context->gop_size = 40;//fps * 2;
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codec_context->gop_size = fps * 2;
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codec_context->max_b_frames = 2;
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codec_context->pix_fmt = AV_PIX_FMT_CUDA;
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codec_context->color_range = AVCOL_RANGE_JPEG;
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switch(video_quality) {
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case VideoQuality::HIGH:
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codec_context->qmin = 18;
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codec_context->qmax = 27;
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av_opt_set(codec_context->priv_data, "preset", "slow", 0);
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av_opt_set(codec_context->priv_data, "profile", "high", 0);
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codec_context->profile = FF_PROFILE_H264_HIGH;
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codec_context->qmin = 10;
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codec_context->qmax = 15;
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//av_opt_set(codec_context->priv_data, "preset", "slow", 0);
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//av_opt_set(codec_context->priv_data, "profile", "high", 0);
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//codec_context->profile = FF_PROFILE_H264_HIGH;
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break;
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case VideoQuality::ULTRA:
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codec_context->qmin = 16;
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codec_context->qmax = 26;
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av_opt_set(codec_context->priv_data, "preset", "slow", 0);
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av_opt_set(codec_context->priv_data, "profile", "high", 0);
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codec_context->profile = FF_PROFILE_H264_HIGH;
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codec_context->bit_rate = 10000000 + (codec_context->width * codec_context->height) / 2;
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codec_context->qmin = 10;
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codec_context->qmax = 15;
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//av_opt_set(codec_context->priv_data, "preset", "veryslow", 0);
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//av_opt_set(codec_context->priv_data, "profile", "high", 0);
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//codec_context->profile = FF_PROFILE_H264_HIGH;
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break;
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}
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stream->time_base = codec_context->time_base;
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