From 2f4170312f605c1f02a14c01347e94cf46726dbd Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Tue, 10 Jun 2014 14:31:48 +0200 Subject: libx264: Support bitrate reconfiguration Signed-off-by: Luca Barbato --- libavcodec/libx264.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'libavcodec/libx264.c') diff --git a/libavcodec/libx264.c b/libavcodec/libx264.c index 6233f1e331..06e917e4f3 100644 --- a/libavcodec/libx264.c +++ b/libavcodec/libx264.c @@ -166,6 +166,37 @@ static int X264_frame(AVCodecContext *ctx, AVPacket *pkt, const AVFrame *frame, x264_encoder_reconfig(x4->enc, &x4->params); } + if (x4->params.rc.i_vbv_buffer_size != ctx->rc_buffer_size / 1000 || + x4->params.rc.i_vbv_max_bitrate != ctx->rc_max_rate / 1000) { + x4->params.rc.i_vbv_buffer_size = ctx->rc_buffer_size / 1000; + x4->params.rc.i_vbv_max_bitrate = ctx->rc_max_rate / 1000; + x264_encoder_reconfig(x4->enc, &x4->params); + } + + if (x4->params.rc.i_rc_method == X264_RC_ABR && + x4->params.rc.i_bitrate != ctx->bit_rate / 1000) { + x4->params.rc.i_bitrate = ctx->bit_rate / 1000; + x264_encoder_reconfig(x4->enc, &x4->params); + } + + if (x4->params.rc.i_rc_method == X264_RC_CRF && + x4->params.rc.f_rf_constant != x4->crf) { + x4->params.rc.f_rf_constant = x4->crf; + x264_encoder_reconfig(x4->enc, &x4->params); + } + + if (x4->params.rc.i_rc_method == X264_RC_CQP && + x4->params.rc.i_qp_constant != x4->cqp) { + x4->params.rc.i_qp_constant = x4->cqp; + x264_encoder_reconfig(x4->enc, &x4->params); + } + + if (x4->crf_max && + x4->params.rc.f_rf_constant_max != x4->crf_max) { + x4->params.rc.f_rf_constant_max = x4->crf_max; + x264_encoder_reconfig(x4->enc, &x4->params); + } + side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_STEREO3D); if (side_data) { AVStereo3D *stereo = (AVStereo3D *)side_data->data; -- cgit v1.2.3