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avcodec/nvenc: Add support for 2pass rc in vbr mode 

Thanks to WereCatf for pointing out this now exists.

Github: Closes #143
This commit is contained in:
Timo Rothenpieler 2015-08-04 19:57:10 +02:00
parent 3a20e5bc3b
commit 2ae45816b2
1 changed files with 10 additions and 1 deletions
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11
libavcodec/nvenc.c
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@ -791,7 +791,16 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx)
avctx->qmin = -1; avctx->qmin = -1;
avctx->qmax = -1; avctx->qmax = -1;
} else if (avctx->qmin >= 0 && avctx->qmax >= 0) { } else if (avctx->qmin >= 0 && avctx->qmax >= 0) {
ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR; if (ctx->twopass == 1) {
ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR;
if (avctx->codec->id == AV_CODEC_ID_H264) {
ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE;
ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE;
}
} else {
ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR;
}
ctx->encode_config.rcParams.enableMinQP = 1; ctx->encode_config.rcParams.enableMinQP = 1;
ctx->encode_config.rcParams.enableMaxQP = 1; ctx->encode_config.rcParams.enableMaxQP = 1;