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8 commits

Author SHA1 Message Date
Haihao Xiang
0c1c2ce45a msdk: remove some dead code 2019-09-30 09:10:31 +08:00
Haihao Xiang
f840e304f3 msdkdec: postpone surface free for VC1 
For a skipped frame in VC1, MSDK returns the mfx surface of the reference
frame, so we have to make sure the corresponding surface for the
reference frame is not freed. In this fix, we postpone surface free because
we don't know whether a surface is referenced

Before this fix, the error is like as below:

New clock: GstSystemClock
0:00:00.181793130 23098 0x55f8a9d622d0 ERROR                msdkdec
gstmsdkdec.c:622:gst_msdkdec_finish_task:<msdkvc1dec0> Couldn't find the
cached MSDK surface

Sample pipeline:
gst-launch-1.0 filesrc location=input_has_skipped_frame.wmv ! asfdemux !
vc1parse ! msdkvc1dec ! glimagesink
 2019-09-21 18:05:42 +00:00
Haihao Xiang
5b0247db33 msdkvc1dec: add the preinit_decoder function 2019-03-29 12:57:51 +08:00
Tim-Philipp Müller
16426b3928 msdk: add Hardware tag to element metadata 2019-02-19 23:44:42 +00:00
Wangfei
409d4ff30e msdkdec: move output-order out of decode bass class. 
Since output-order is a deprecated attribute, move it out of decode
bass class and configure it in each sub decoder class who need it.

https://bugzilla.gnome.org/show_bug.cgi?id=796853
 2018-11-23 12:26:40 +00:00
Sreerenj Balachandran
1250af8f09 msdkdec: vc1: Fix handling of advanced profile elementary stream 
Advanced profile elementary streams may not have codec_data
always. So make sure we don't do anything with null buffer.
 2018-07-02 16:49:23 -08:00
Sreerenj Balachandran
173b07ba11 msdk: vc1_dec: Add Advanced profile (WVC1) support 
Only supporting asf header-format having BDUs with startcode.
It might be possible to support other formats too, but haven't tested.

https://bugzilla.gnome.org/show_bug.cgi?id=792589
 2018-02-13 14:41:52 -09:00
Sreerenj Balachandran
760e6e54a7 msdk: Add VC1 decoder (simple and main profiles) 
Adding Simple and Main profiles decode support.

Currently msdkvc1dec is not capable to handle the codec_data,
only instream headers are supported. Also msdk vc1 decoder
expecting instream with Sequence header as per SMPTE 421M Annex L.

Most of the decdoebin/playbin pipeline won't work with the above
constraints
because vc1parse is still not an autoplug element.

Only way to make mskdvc1dec work is by connecting a vc1parse
as an upstream element.

https://bugzilla.gnome.org/show_bug.cgi?id=792589
 2018-02-13 14:40:54 -09:00