Seungha Yang
a31a6608fe
codecs: vp9decoder: handle the show_frame check in base class
...
Same as vp8 decoder update https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1670
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1697 >
2020-10-15 18:36:54 +00:00
Seungha Yang
7f10f8a93e
codecs: vp9decoder: Relying on upstream vp9parse for super frame handling
...
By this way, we can simplify the decoding flow. Moreover, we don't
need to worry about the case where multiple visible-frames are
composed in one super-frame, since upstream vp9parse will split
them per frame unit.
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1567 >
2020-09-15 15:54:53 +00:00
Seungha Yang
95db5e7182
codecs: vp9decoder: Remove unused pts variable
...
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1567 >
2020-09-15 15:54:53 +00:00
Seungha Yang
e754d5a5b2
codecs: vp9decoder: Sync up with h264decoder implementation
...
* Pass GstVideoCodecFrame to new_picture() and output_picture()
* Pass the last reference of GstVp9Picture to subclass if possible
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1455 >
2020-07-23 15:41:39 +00:00
Seungha Yang
5a29917a63
codecs: Add minimal state validation
...
... to prevent requesting decoding before the preparation.
For instance, baseclass should not request decoding a picture if there
is no parsed valid headers, since subclass is most likely
not ready to decoding it.
2020-04-09 19:33:56 +00:00
Thibault Saunier
b9e0ccd8b7
codecs: Add basic documentation stubs
2020-04-08 08:47:46 -04:00
Seungha Yang
f487648b03
vp9decoder: Update document
...
s/GstH264Picture/GstVp9Picture/g and minor update since this baseclass
is no more d3d11 specific one.
2020-03-05 15:27:42 +00:00
Seungha Yang
82f1d5e8be
codecs: Change output_picture() to mandatory implementation
...
GstVideoCodecFrame is expected to be consumed by subclass
per output_picture(). So the implementation cannot be optional.
2020-03-05 15:27:42 +00:00
Nicolas Dufresne
56c3b40c30
h264picture: Add system_frame_num
...
This allow cross-referencing GstH264Picture and GstVideoCodecFrame.
2020-03-05 03:06:16 +00:00
Nicolas Dufresne
00d04784d3
Move CODEC base classes into it's own library
...
This introduce a library which contains a set of base classes which
handles the parsing and the state tracking for the purpose of decoding
different CODECs. Currently H264, H265 and VP9 are supported. These
bases classes are used to decode with low level decoding API like DXVA,
NVDEC, VDPAU, VAAPI and V4L2 State Less decoders. The new library is
named gstreamer-codecs-1.0 / libgstcodecs.
2020-03-05 03:06:16 +00:00
