Commit graph

5 commits

Author SHA1 Message Date
Benjamin Gaignard
5ae05bb42a codecparsers: Defering computation of pps and sps fields
While possible defer computataion of pps and sps fields until
slice parsing since it may happens that bitstreams don't encoded
them in expected order.
A example weird ordered bitstreams is VPSSPSPPS_A_MainConcept_1
conformance test.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2575>
2022-07-22 16:13:47 -04:00
Nicolas Dufresne
74a811e718 codecparsers: h265: Introduce long_term_ref_pic_set_size
This is the size of the `if( long_term_ref_pics_present_flag )` inside
slice_segment_header( ) syntax. This size in bit, and after de-emulation
is needed by some HW.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1079>
2022-07-22 10:21:02 -04:00
Seungha Yang
be84fc23ca h265parser: Add a new NAL parsing API to handle malformed packets
Add gst_h265_parser_identify_and_split_nalu_hevc() method to
handle a case where packetized stream contains start-code prefix.
This new method behaves similar to exisiting gst_h265_parser_identify_nalu_hevc()
but it will scan start-code prefix to split given data into
NAL units.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2394>
2022-05-10 03:58:51 +09:00
Seungha Yang
d4f9676c9c h265parser: Fix short_term_ref_pic_set() size calculation
This field is used by DXVA/NVDEC/VA, and each specification
describes (NVDEC is not well documented) that it's the number of
bits used in short_term_ref_pic_set().

DXVA doesn't explicitly mention that whether the size of
emulation preventation bytes (EPB) is inclusive or not, but
VA is clearly specifying that it's the size after removing
EPB. Excluding EPB size here makes more sense therefore.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1930>
2022-04-07 18:46:12 +00:00
Thibault Saunier
019971a3c7 Move files from gst-plugins-bad into the "subprojects/gst-plugins-bad/" subdir 2021-09-24 16:14:36 -03:00
Renamed from gst-libs/gst/codecparsers/gsth265parser.h (Browse further)