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nvh265dec: Reconfigure decoder on max-dpb-size change

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Decoder should create new picture pool for larger DPB size

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5338>
This commit is contained in:
Seungha Yang 2023-09-16 22:59:54 +09:00
parent 85f01d7709
commit c5a5dcdf18
1 changed files with 22 additions and 0 deletions
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22
subprojects/gst-plugins-bad/sys/nvcodec/gstnvh265dec.cpp
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@ -121,6 +121,7 @@ typedef struct _GstNvH265Dec
guint coded_width, coded_height;
guint bitdepth;
guint chroma_format_idc;
gint max_dpb_size;
guint num_output_surfaces;
guint init_max_width;
@ -407,6 +408,18 @@ done:
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
}
static void
gst_nv_h265_dec_reset (GstNvH265Dec * self)
{
self->width = 0;
self->height = 0;
self->coded_width = 0;
self->coded_height = 0;
self->bitdepth = 0;
self->chroma_format_idc = 0;
self->max_dpb_size = 0;
}
static gboolean
gst_nv_h265_dec_open (GstVideoDecoder * decoder)
{
@ -427,6 +440,8 @@ gst_nv_h265_dec_open (GstVideoDecoder * decoder)
return FALSE;
}
gst_nv_h265_dec_reset (self);
return TRUE;
}
@ -579,6 +594,12 @@ gst_nv_h265_dec_new_sequence (GstH265Decoder * decoder, const GstH265SPS * sps,
modified = TRUE;
}
if (self->max_dpb_size < max_dpb_size) {
GST_INFO_OBJECT (self, "Requires larger DPB size (%d -> %d)",
self->max_dpb_size, max_dpb_size);
modified = TRUE;
}
if (modified || !gst_nv_decoder_is_configured (self->decoder)) {
GstVideoInfo info;
GstVideoFormat out_format = GST_VIDEO_FORMAT_UNKNOWN;
@ -618,6 +639,7 @@ gst_nv_h265_dec_new_sequence (GstH265Decoder * decoder, const GstH265SPS * sps,
gst_video_info_set_format (&info, out_format, GST_ROUND_UP_2 (self->width),
GST_ROUND_UP_2 (self->height));
self->max_dpb_size = max_dpb_size;
max_width = gst_nv_decoder_get_max_output_size (self->coded_width,
self->init_max_width, klass->max_width);
max_height = gst_nv_decoder_get_max_output_size (self->coded_height,