vah264enc: Fail if unsupported rate control.

Handle when encoder doesn't support rate control, which is set as
VA_RC_NONE, and if the set rate control mode is not supported by the
GStreamer element, the element configuration fails.

Also it logs out max and target bitrate.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3063>
This commit is contained in:
Víctor Manuel Jáquez Leal 2022-08-11 12:51:17 +02:00 committed by GStreamer Marge Bot
parent 5e531c1a88
commit 4ffb3663a8
2 changed files with 21 additions and 4 deletions

View file

@ -342,7 +342,6 @@ gst_va_encoder_open (GstVaEncoder * self, VAProfile profile,
/* *INDENT-OFF* */
VAConfigAttrib attribs[3] = {
{ .type = VAConfigAttribRTFormat, .value = rt_format, },
{ .type = VAConfigAttribRateControl, .value = rc_ctrl, },
};
/* *INDENT-ON* */
VAConfigID config = VA_INVALID_ID;
@ -365,6 +364,12 @@ gst_va_encoder_open (GstVaEncoder * self, VAProfile profile,
return FALSE;
}
if (rc_ctrl != VA_RC_NONE) {
attribs[attrib_idx].type = VAConfigAttribRateControl;
attribs[attrib_idx].value = rc_ctrl;
attrib_idx++;
}
if (packed_headers > 0) {
attribs[attrib_idx].type = VAConfigAttribEncPackedHeaders;
attribs[attrib_idx].value = packed_headers;

View file

@ -441,7 +441,7 @@ _calculate_bitrate_hrd (GstVaH264Enc * self)
update_property (bool, obj, old_val, new_val, prop_id)
/* Estimates a good enough bitrate if none was supplied */
static void
static gboolean
_ensure_rate_control (GstVaH264Enc * self)
{
/* User can specify the properties of: "bitrate", "target-percentage",
@ -604,6 +604,7 @@ _ensure_rate_control (GstVaH264Enc * self)
/* Adjust the setting based on RC mode. */
switch (self->rc.rc_ctrl_mode) {
case VA_RC_NONE:
case VA_RC_CQP:
self->rc.max_bitrate = 0;
self->rc.target_bitrate = 0;
@ -636,9 +637,17 @@ _ensure_rate_control (GstVaH264Enc * self)
self->gop.b_pyramid = FALSE;
}
break;
default:
GST_WARNING_OBJECT (self, "Unsupported rate control");
return FALSE;
break;
}
if (self->rc.rc_ctrl_mode != VA_RC_CQP)
GST_DEBUG_OBJECT (self, "Max bitrate: %u bits/sec, "
"Target bitrate: %u bits/sec", self->rc.max_bitrate,
self->rc.target_bitrate);
if (self->rc.rc_ctrl_mode != VA_RC_NONE && self->rc.rc_ctrl_mode != VA_RC_CQP)
_calculate_bitrate_hrd (self);
/* update & notifications */
@ -650,6 +659,8 @@ _ensure_rate_control (GstVaH264Enc * self)
update_property_uint (base, &self->prop.qp_i, self->rc.qp_i, PROP_QP_I);
update_property_uint (base, &self->prop.qp_p, self->rc.qp_p, PROP_QP_P);
update_property_uint (base, &self->prop.qp_b, self->rc.qp_b, PROP_QP_B);
return TRUE;
}
static guint
@ -1545,7 +1556,8 @@ gst_va_h264_enc_reconfig (GstVaBaseEnc * base)
_validate_parameters (self);
_ensure_rate_control (self);
if (!_ensure_rate_control (self))
return FALSE;
if (!_calculate_level (self))
return FALSE;