<div dir="ltr">+Leo<br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 2, 2019 at 11:31 PM Satyajit Sahu <<a href="mailto:satyajit.sahu@amd.com">satyajit.sahu@amd.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Added support for bitrate change in between encoding.<br>
<br>
Signed-off-by: Satyajit Sahu <<a href="mailto:satyajit.sahu@amd.com" target="_blank">satyajit.sahu@amd.com</a>><br>
<br>
diff --git a/src/gallium/drivers/radeon/radeon_vce.c b/src/gallium/drivers/radeon/radeon_vce.c<br>
index 84d3c1e2fa4..7d7a2fa4eb3 100644<br>
--- a/src/gallium/drivers/radeon/radeon_vce.c<br>
+++ b/src/gallium/drivers/radeon/radeon_vce.c<br>
@@ -268,7 +268,8 @@ static void rvce_begin_frame(struct pipe_video_codec *encoder,<br>
enc->pic.rate_ctrl.rate_ctrl_method != pic->rate_ctrl.rate_ctrl_method ||<br>
enc->pic.quant_i_frames != pic->quant_i_frames ||<br>
enc->pic.quant_p_frames != pic->quant_p_frames ||<br>
- enc->pic.quant_b_frames != pic->quant_b_frames;<br>
+ enc->pic.quant_b_frames != pic->quant_b_frames ||<br>
+ enc->pic.rate_ctrl.target_bitrate != pic->rate_ctrl.target_bitrate;<br>
<br>
enc->pic = *pic;<br>
si_get_pic_param(enc, pic);<br>
diff --git a/src/gallium/drivers/radeon/radeon_vcn_enc.c b/src/gallium/drivers/radeon/radeon_vcn_enc.c<br>
index aa9182f273b..c4fb9a7bd92 100644<br>
--- a/src/gallium/drivers/radeon/radeon_vcn_enc.c<br>
+++ b/src/gallium/drivers/radeon/radeon_vcn_enc.c<br>
@@ -247,6 +247,17 @@ static void radeon_enc_begin_frame(struct pipe_video_codec *encoder,<br>
{<br>
struct radeon_encoder *enc = (struct radeon_encoder*)encoder;<br>
struct vl_video_buffer *vid_buf = (struct vl_video_buffer *)source;<br>
+ bool need_rate_control = false;<br>
+<br>
+ if (u_reduce_video_profile(enc->base.profile) == PIPE_VIDEO_FORMAT_MPEG4_AVC) {<br>
+ struct pipe_h264_enc_picture_desc *pic = (struct pipe_h264_enc_picture_desc *)picture;<br>
+ need_rate_control =<br>
+ enc->enc_pic.rc_layer_init.target_bit_rate != pic->rate_ctrl.target_bitrate;<br>
+ } else if (u_reduce_video_profile(picture->profile) == PIPE_VIDEO_FORMAT_HEVC) {<br>
+ struct pipe_h265_enc_picture_desc *pic = (struct pipe_h265_enc_picture_desc *)picture;<br>
+ need_rate_control =<br>
+ enc->enc_pic.rc_layer_init.target_bit_rate != pic->rc.target_bitrate;<br>
+ }<br>
<br>
radeon_vcn_enc_get_param(enc, picture);<br>
<br>
@@ -266,6 +277,10 @@ static void radeon_enc_begin_frame(struct pipe_video_codec *encoder,<br>
flush(enc);<br>
si_vid_destroy_buffer(&fb);<br>
}<br>
+ if (need_rate_control) {<br>
+ enc->begin(enc, picture);<br>
+ flush(enc);<br>
+ }<br>
}<br>
<br>
static void radeon_enc_encode_bitstream(struct pipe_video_codec *encoder,<br>
-- <br>
2.17.1<br>
<br>
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