platform/upstream/gstreamer.git
8 years agodecoder: vp9: Add repeat-frame display handling
Sreerenj Balachandran [Mon, 16 Nov 2015 16:21:56 +0000 (18:21 +0200)]
decoder: vp9: Add repeat-frame display handling

If vp9 frame header come up with show_existing_frame flag set,
we should duplicate the existing decoded frame as current frame to
be displayed.

8 years agovaapidecodebin: add me as element co-author
Víctor Manuel Jáquez Leal [Thu, 12 Nov 2015 10:07:38 +0000 (11:07 +0100)]
vaapidecodebin: add me as element co-author

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757957

8 years agovaapidecodebin: try to get display from decoder
Víctor Manuel Jáquez Leal [Thu, 12 Nov 2015 11:47:01 +0000 (12:47 +0100)]
vaapidecodebin: try to get display from decoder

Rather than create a dummy display, if none has propagated as a context, we
should try to get the one from vaapidecode.

As the bin is already in READY state, the vaapidecode should be also in that
state. That means that the contexts have been negotiated, and it should have
already a display.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757957

8 years agovaapidecodebin: add postprocessor dynamically
Víctor Manuel Jáquez Leal [Wed, 11 Nov 2015 18:04:25 +0000 (19:04 +0100)]
vaapidecodebin: add postprocessor dynamically

The former approach to left the bin unfinished has some problems: the context
cannot be shared because the vaapidecode is unlinked in many cases, leading to
creating a VADisplay twice.

Initially the bin is fully functional, constructed as

(-----------------------------------)
|            vaapidecodebin         |
|   (-------------)    (-------)    |
|<--| vaapidecode |--->| queue |--->|
|   (-------------)    (-------)    |
(-----------------------------------)

When the context is shared and the VADisplay has VPP capabilities, before
changing to READY state, the bin is reconfigured dynamically, adding the
vaapipostproc element afeter the queue:

(--------------------------------------------------------)
|                       vaapidecodebin                   |
|   (-------------)    (-------)    (---------------)    |
|<--| vaapidecode |--->| queue |--->| vaapipostproc |--->|
|   (-------------)    (-------)    (---------------)    |
(--------------------------------------------------------)

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757957

8 years agovaapidecodebin: delay the bin configuration
Víctor Manuel Jáquez Leal [Wed, 11 Nov 2015 15:33:24 +0000 (16:33 +0100)]
vaapidecodebin: delay the bin configuration

Delay the bin configuration until changing to READY state. This is because we
should add the vaapipostproc element until the vaapidecode has emitted the
HAVE_CONTEXT message, so de gst_bin_add() could set the context set to
vaapipostproc.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757957

8 years agodecoder: vp9: Add crop rectangle support.
Sreerenj Balachandran [Fri, 13 Nov 2015 17:39:56 +0000 (19:39 +0200)]
decoder: vp9: Add crop rectangle support.

Set crop rectange if:
There is display_width and display_height which is different from actual width/height
 or
The changed resolution is less than the actual configured dimension of surfaces

8 years agodecoder: vp9: Fix the context and surface pool reset for multi resolution video
Sreerenj Balachandran [Fri, 13 Nov 2015 17:23:05 +0000 (19:23 +0200)]
decoder: vp9: Fix the context and surface pool reset for multi resolution video

Unlike other decoders, vp9 decoder doesn't need to reset the
whole context and surfaces for each resolution change. Context
reset only needed if resolution of any frame is greater than
what actullay configured. There are streams where a bigger
resolution set in ivf header or webm header but actual resolution
of all frames are less. Also it is possible to have inter-prediction
between these multi resolution frames.

8 years agodecoder: vp9: Fill the VADecPictureParameterBufferVP9 width/height from frame header
Sreerenj Balachandran [Fri, 13 Nov 2015 16:58:33 +0000 (18:58 +0200)]
decoder: vp9: Fill the VADecPictureParameterBufferVP9 width/height from frame header

Always fill width/height of VADecPictureParameterBufferVP9 from frame header.
Preliminary fix for supproting multi resolution video decode.

8 years agovaapidecode: Add comments for corner case fixes and fix couple of indentations.
Sreerenj Balachandran [Fri, 13 Nov 2015 16:51:27 +0000 (18:51 +0200)]
vaapidecode: Add comments for corner case fixes and fix couple of indentations.

8 years agodecoder: vp9: Set lossless flag from frame header
Sreerenj Balachandran [Fri, 13 Nov 2015 16:41:53 +0000 (18:41 +0200)]
decoder: vp9: Set lossless flag from frame header

8 years agocodecparsers: Update to gst-vaapi-branch d9f25
Sreerenj Balachandran [Fri, 13 Nov 2015 16:40:52 +0000 (18:40 +0200)]
codecparsers: Update to gst-vaapi-branch d9f25

d9f2527: codecparsers: vp9: Set lossless flag in frame header

8 years agolibs: vp9: remove unused symbols
Víctor Manuel Jáquez Leal [Wed, 11 Nov 2015 18:16:16 +0000 (19:16 +0100)]
libs: vp9: remove unused symbols

clang complains about a couple variables and one label which were not
used. This patch removes them.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757958

8 years agocodecparsers: Update to gst-vaapi-branch da251bb
Sreerenj Balachandran [Tue, 10 Nov 2015 17:00:22 +0000 (19:00 +0200)]
codecparsers: Update to gst-vaapi-branch da251bb

da251bb: codecparsers: vp9: Optimize the memory allocation
f5759f4: codecparsers: vp9: Fix the wrong memcpy of probability arrays

9 years agoplugin: guard pointers to pad query functions
Víctor Manuel Jáquez Leal [Thu, 5 Nov 2015 11:58:52 +0000 (12:58 +0100)]
plugin: guard pointers to pad query functions

Since gstreamer 1.4 is not required to have pad query functions if the query
vmethods are used.

This patch guards out the pad query functions for gstreamer < 1.4

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757629

9 years agovaapiencode: use pad query vmethods
Víctor Manuel Jáquez Leal [Thu, 5 Nov 2015 11:39:55 +0000 (12:39 +0100)]
vaapiencode: use pad query vmethods

GstVideoEncoder, the base class of vaapiencode, added support for pad queries
as virtual methods since gstreamer 1.4. This patch enables those vmethods,
while keeps support for previous versions of gstreamer.

This patch is relevant since GstVideoEncoder takes care of other queries that
we are currently ignoring.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757629

9 years agovaapidecode: return pad's template caps if no display
Víctor Manuel Jáquez Leal [Wed, 28 Oct 2015 12:01:04 +0000 (13:01 +0100)]
vaapidecode: return pad's template caps if no display

A caps query can occur before the element has a display. In that case, the
element can return its pad's template. But when the element already has a
display, and the caps probe fails, the element shall return an empty caps, so
the auto-plug could try with another decoder.

If the element has a display and the caps probe works, then the computed caps
should be returned.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugins: don't create display at caps query
Víctor Manuel Jáquez Leal [Wed, 28 Oct 2015 11:59:02 +0000 (12:59 +0100)]
plugins: don't create display at caps query

Caps query can happen before the element has a bus. The display creation should
be should occur on the context negotiation, when the bus is already configured.
Then at caps query no display should be created.

Instead of force the display creation, we graciously fail the allowed_caps()
creation.

This change only applies for vaapidecode and vaapisink. The vaapipostroc, as a
basetransform descendant, seems to be not affected by this, nor the encoders.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugins: fix context query handling
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 20:38:42 +0000 (21:38 +0100)]
plugins: fix context query handling

The current context query handling design is flawed: the function
gst_vaapi_reply_to_query() returns FALSE either if the query is not a
GST_CONTEXT_QUERY of if the query could not be handled correctly. But the
pad query function should handle differently each case.

This patch changes the gst_vaapi_reply_to_query() for
gst_vaapi_handle_context_query() and changes it usage in all the vaapi plugins
to match the correct context query handling.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugin: don't lose previous context at query
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 19:37:05 +0000 (20:37 +0100)]
plugin: don't lose previous context at query

When processing the GST_CONTEXT_QUERY we should not lose the previous
context in the query, we should only add our display structure.

This patch copies the old context, if it is there, and stamp our display on
it. Otherwise, a new context is created.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agovaapivideocontext: add gst_vaapi_video_context_set_display()
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 19:29:03 +0000 (20:29 +0100)]
vaapivideocontext: add gst_vaapi_video_context_set_display()

This function set the display to an already created context. This function is
going to be used later.

Also, gst_vaapi_video_context_new_with_display() now uses this function.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugins: check if display is set in sync
Víctor Manuel Jáquez Leal [Fri, 30 Oct 2015 11:27:16 +0000 (12:27 +0100)]
plugins: check if display is set in sync

Since the context messages are sync'ed, the display assignation happens in the
same thread, hence we can know if the display was found or not as soon we call
for it.

In order to take advantage of it, gst_vaapi_video_context_prepare() receives,
as a new parameter, the address of the plugin's display, and reports back if
the display was found and set.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugins: set display through context
Víctor Manuel Jáquez Leal [Fri, 30 Oct 2015 11:33:48 +0000 (12:33 +0100)]
plugins: set display through context

Instead of setting the display to the plugin directly after its creation, do
it through the gstreamer's context mechanism, avoiding double assignations.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agovaapivideocontext: rename context structure
Víctor Manuel Jáquez Leal [Mon, 2 Nov 2015 17:20:07 +0000 (18:20 +0100)]
vaapivideocontext: rename context structure

The context structure is named "display" which is too generic. The contrary
happens, for example, with GstGL, what uses the same name as the context, and
its logs make more sense.

This patch renames the context structure with the same name as the
context, thus GST_PTR_FORMAT can pretty print it.

https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agovaapivideocontext: refactor gst_vaapi_video_context_prepare()
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 18:02:34 +0000 (19:02 +0100)]
vaapivideocontext: refactor gst_vaapi_video_context_prepare()

First, refactorized run_context_query() into _gst_context_run_query(), adding
a new parameter: the pad direction, in order to simplify the code.

Second, added a new helper function: _gst_context_query(), which is a generic
context query function.  It isolates the operation of running the query and
sets the context if found, also it enhances the logs.

_gst_context_query() is similar to the one used in GstGL. Perhaps, in the
future this helper function will be merged into the core libraries of
GStreamer.

Finally, gst_vaapi_video_context_prepare() was rewritten to use
_gst_context_query().

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agovaapivideocontext: refactor context category debug
Víctor Manuel Jáquez Leal [Fri, 30 Oct 2015 10:18:47 +0000 (11:18 +0100)]
vaapivideocontext: refactor context category debug

Refactor the extraction GST_CAT_CONTEXT logging using a only once
initializator, so we could get the debug category from different code
paths, safely.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agogstvaapivideocontext: fix indentation
Víctor Manuel Jáquez Leal [Fri, 23 Oct 2015 09:17:01 +0000 (11:17 +0200)]
gstvaapivideocontext: fix indentation

gst-indent does not handle correctly some expression like function
declaration with attributes, breaking the following expressions.

This patch makes gst-indent to ignore the attributed function
declartion so the followed function definition is not mangled, such
as happened in commit b4154a

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agoplugin: chain up set_context() vmethod
Víctor Manuel Jáquez Leal [Mon, 2 Nov 2015 15:48:27 +0000 (16:48 +0100)]
plugin: chain up set_context() vmethod

Since Gstreamer 1.7, set_context() vmethod needs to be chained up with
the parent class in order to broadcast all its contexts when the element
is added into a bin:

http://cgit.freedesktop.org/gstreamer/gstreamer/commit/?id=d5ded1588920c4471eefe055d09095d9e5e989b5

There is no need to guard the call, because before GStreamer 1.7, the
set_context() vmethod was NULL in the element class, hence the conditional
call make it safe.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757598

9 years agotests: simple-encoder: remove dead code
Víctor Manuel Jáquez Leal [Fri, 6 Nov 2015 09:20:34 +0000 (10:20 +0100)]
tests: simple-encoder: remove dead code

The caps creation for codec state configuration is not used. Let's remove it.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agovaapidecodebin: fix a leaked display instance
Víctor Manuel Jáquez Leal [Mon, 2 Nov 2015 18:05:07 +0000 (19:05 +0100)]
vaapidecodebin: fix a leaked display instance

The display returned by gst_vaapi_video_context_get_display() increments the
references. Thus, we have to unref the returned display.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757595

9 years agolibs: remove unneeded headers
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 15:50:44 +0000 (16:50 +0100)]
libs: remove unneeded headers

Since gstvaapidisplay_glx.h do not expose gl.h/glx.h structures, it is not
required to include them in the header. It is not also required to include
them in gstvaapidisplay_glx.c, since gstvaapiutils_glx.h includes them and
exposes their structures (e.g. GLXPixmap).

Nonetheless, glext.h neither glxext.h are required to include, they are
already included conditionally by gl.h and glx.h, respectively.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757577

9 years agocodecparsers: Update to gst-vaapi-branch 0ea6792
Sreerenj Balachandran [Fri, 6 Nov 2015 17:18:54 +0000 (19:18 +0200)]
codecparsers: Update to gst-vaapi-branch 0ea6792

0ea6792: codecparsers: vp9: Add header comments
347ffc7: codecparsers: vp9: Use g_slice_free() for releasing memory allocated from the slice allocator

9 years agoVP9: plugins: Add VP9 decoder
Sreerenj Balachandran [Fri, 6 Nov 2015 13:19:38 +0000 (15:19 +0200)]
VP9: plugins: Add VP9 decoder

9 years agoVP9: libgstvaapi: Add VP9 decoder
Sreerenj Balachandran [Fri, 6 Nov 2015 13:12:51 +0000 (15:12 +0200)]
VP9: libgstvaapi: Add VP9 decoder

9 years agoVP9: gstvaapiprofile: Add profile definitions
Sreerenj Balachandran [Fri, 6 Nov 2015 12:57:00 +0000 (14:57 +0200)]
VP9: gstvaapiprofile: Add profile definitions

9 years agoVP9: build: Check availability of vp9 decoder APIs
Sreerenj Balachandran [Fri, 6 Nov 2015 12:39:22 +0000 (14:39 +0200)]
VP9: build: Check availability of vp9 decoder APIs

9 years agoVP9: Allow building vp9 codecparser internally
Sreerenj Balachandran [Fri, 6 Nov 2015 12:24:08 +0000 (14:24 +0200)]
VP9: Allow building vp9 codecparser internally

9 years agocodecparsers: Update to gst-vaapi-branch commit ac5dc1a
Sreerenj Balachandran [Fri, 6 Nov 2015 10:38:46 +0000 (12:38 +0200)]
codecparsers: Update to gst-vaapi-branch commit ac5dc1a

ac5dc1a: codecparsers: vp9: Add vp9 codec parser
e7d9217: codecparser: h264: initialize parsing structures
403d400: codecparser: h265: initialize parsing structures

9 years agoconfigure.ac: don't use an undefined variable
Víctor Manuel Jáquez Leal [Wed, 4 Nov 2015 14:37:34 +0000 (15:37 +0100)]
configure.ac: don't use an undefined variable

If the environment lacks of gstreamer development packages, this error will
be reported to the user: "gstreamer- was not found"

This is because we are using an undefined variable in the printed message. The
fix simple changes the variable for the hard-coded string "1.0".

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=757283

9 years agovaapidecode: relax guards for memory:VASurface capsfeature
Víctor Manuel Jáquez Leal [Fri, 16 Oct 2015 13:55:40 +0000 (15:55 +0200)]
vaapidecode: relax guards for memory:VASurface capsfeature

Though caps features are supported since GStreamer 1.2, there are some
issues with the features caps negotiation in that version. Nonetheless,
those issues are fixed in GStreamer 1.4. So, the memoy:VASurface caps
feature negotiation is relaxed for GStreamer 1.4.

The guard is the same as in vaapisink's caps template.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=756686

9 years agovaapidecode: decide allocation doesn't update srccaps
Víctor Manuel Jáquez Leal [Thu, 15 Oct 2015 16:18:36 +0000 (18:18 +0200)]
vaapidecode: decide allocation doesn't update srccaps

The received caps query will bring the already negotiated caps, so they are
not expected to change.

This patch removes this verification which is dead code path.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=756686

9 years agovaapidecode: use caps to check the features
Víctor Manuel Jáquez Leal [Wed, 14 Oct 2015 18:30:30 +0000 (20:30 +0200)]
vaapidecode: use caps to check the features

Instead of calling gst_vaapi_find_preferred_caps_feature(), which is
expensive, we check the caps from the allocation query, to check the
negotiated feature.

In order to do this verification a new utility function has been implemented:
gst_vaapi_caps_feature_contains().

As this new function shared its logic with gst_caps_has_vaapi_surface(), both
have been refactorized.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=756686

9 years agovaapidecode: set format before decide allocation
Víctor Manuel Jáquez Leal [Wed, 14 Oct 2015 18:22:43 +0000 (20:22 +0200)]
vaapidecode: set format before decide allocation

There is a regression from commit 3d8e5e. It was expected the buffer pool
allocation occur before the caps negotiation, but it is not.

This patch fixes this regression: the caps negotiation is done regardless the
allocation query from downstream.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=756686

9 years agobuild: check for patch and fix yasm check
Lim Siew Hoon [Fri, 16 Oct 2015 12:21:50 +0000 (20:21 +0800)]
build: check for patch and fix yasm check

Add configure checking for GNU patch tools and fixed configure
checking YASM to correct sequence.

Signed-off-by: Lim Siew Hoon <siew.hoon.lim@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=756690

9 years agobuild: Remove disable-md5 option for libvpx build
Sreerenj Balachandran [Thu, 15 Oct 2015 16:20:21 +0000 (19:20 +0300)]
build: Remove disable-md5 option for libvpx build

The configure option --disable-md5 was provided in libvpx-1.3.0 which
has been removed in 1.4.0.

9 years agolibvpx: Update the submodule to libvpx-1.4.0
Sreerenj Balachandran [Thu, 15 Oct 2015 16:00:26 +0000 (19:00 +0300)]
libvpx: Update the submodule to libvpx-1.4.0

libvpx git commit: c74bf6d889992c3cabe017ec353ca85c323107cd

9 years agoconfigure: mark support for GStreamer 1.2 as obsolete.
Sreerenj Balachandran [Thu, 15 Oct 2015 07:59:08 +0000 (10:59 +0300)]
configure: mark support for GStreamer 1.2 as obsolete.

Support for GStreamer 1.2 is obsolete. i.e. it is no longer supported.
Our goal is to support the last two stable versions of GStreamer which
are 1.4 and 1.6 at the moment.
We still keep the 1.2 specific codes until the next gstreamer-vaapi-0.7
release and will get rid of those in 0.8.

9 years agovaapidecode: Fix buffer copy assertion
Sreerenj Balachandran [Mon, 12 Oct 2015 11:13:03 +0000 (14:13 +0300)]
vaapidecode: Fix buffer copy assertion

Don't try to copy the NULL buffer-codec_data.

9 years agobuild: allow builds against GStreamer 1.7.x
Víctor Manuel Jáquez Leal [Mon, 28 Sep 2015 12:57:33 +0000 (14:57 +0200)]
build: allow builds against GStreamer 1.7.x

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agogstcompat: add gst_buffer_copy_deep() if gst < 1.5
Víctor Manuel Jáquez Leal [Wed, 23 Sep 2015 14:02:46 +0000 (16:02 +0200)]
gstcompat: add gst_buffer_copy_deep() if gst < 1.5

gst_buffer_copy_deep() was added in GStreamer 1.5. If want to use it we should
add an implementation if gstreamer-vaapi is linked to previous versions.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agovaapidecode: simplify copy of GstVideoCodecState
Víctor Manuel Jáquez Leal [Wed, 23 Sep 2015 10:13:41 +0000 (12:13 +0200)]
vaapidecode: simplify copy of GstVideoCodecState

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agopatches/videoparsers: h265parser: more API fences
Víctor Manuel Jáquez Leal [Mon, 14 Sep 2015 17:21:08 +0000 (19:21 +0200)]
patches/videoparsers: h265parser: more API fences

Add more API fences according with its version and refresh the patch.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agopatches/videoparsers: h265parser: rename patch keeping number
Víctor Manuel Jáquez Leal [Mon, 14 Sep 2015 17:19:56 +0000 (19:19 +0200)]
patches/videoparsers: h265parser: rename patch keeping number

Refresh the patch and rename it in order to keep the patch number.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agopatches/videoparsers: h264parser: more API fences and refresh
Víctor Manuel Jáquez Leal [Mon, 14 Sep 2015 17:18:33 +0000 (19:18 +0200)]
patches/videoparsers: h264parser: more API fences and refresh

Add more API fences according with its version and refresh the patch.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agopatches/videoparsers: h264parser: fix description and refresh
Víctor Manuel Jáquez Leal [Mon, 14 Sep 2015 17:16:51 +0000 (19:16 +0200)]
patches/videoparsers: h264parser: fix description and refresh

Fix a typo in the patch description and refresh it in order to avoid the
creation of .orig files and break the distcheck target.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agopatches/videoparsers: h264parser: refresh patches
Víctor Manuel Jáquez Leal [Mon, 14 Sep 2015 17:15:18 +0000 (19:15 +0200)]
patches/videoparsers: h264parser: refresh patches

In order to avoid the creation of .orig files and break the distcheck target.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agobuild: link libgstvaapi_parse against codec parser
Víctor Manuel Jáquez Leal [Tue, 15 Sep 2015 14:53:31 +0000 (16:53 +0200)]
build: link libgstvaapi_parse against codec parser

GST_CODEC_PARSER_* variables are defined if builtin codec parsers are disabled
when running configure.

Right now, libgstcodecparsers links only to libgstvaapi, but libgstvaapi_parse
need it if builtin codec parsers are disabled.

This patch adds GST_CODEC_PARSER_* variables to libgstvaapi_parse
compilation. If builtin codec parsers are enable, this variable is null, so it
should work using libgstvaapi, as normal.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agobuild: verify for H264 MVC and H265 SPS
Víctor Manuel Jáquez Leal [Fri, 11 Sep 2015 14:35:30 +0000 (16:35 +0200)]
build: verify for H264 MVC and H265 SPS

Currently the H264 and H265 parsers look for MVC and SPS respectively, and
the required symbols for those were added in GStreamer 1.5

If we try to compile in GStreamer < 1.4, without enabling the builtin codec
parsers, the compilation fails, because the lack of those symbols.

This patch verifies if the installed H264 and H265 parsers have those symbols. If
they do not, the specific built in codec parsers are enabled and used.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agodecoder: h264: initialize PPS's slice_group_id
Víctor Manuel Jáquez Leal [Fri, 11 Sep 2015 14:49:16 +0000 (16:49 +0200)]
decoder: h264: initialize PPS's slice_group_id

When the GstVaapiParserInfoH264 is allocated, the memory is not initialized,
so it contains random data.

When gst_h264_parser_parse_pps() fails, the PPS structure keeps slice_group_id
pointer uninitialized, leading to a segmentation fault when the memory is
freed.

This patch prevents this by initializing the slice_group_id before the PPS
parsing.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754845

9 years agovaapidecode: proper numerator and denominator for forced latency framerate
Mark Nauwelaerts [Tue, 15 Sep 2015 08:01:29 +0000 (11:01 +0300)]
vaapidecode: proper numerator and denominator for forced latency framerate

https://bugzilla.gnome.org/show_bug.cgi?id=755040

9 years agocodecparsers: Update to gst-vaapi-branch commit f9e284b
Sreerenj Balachandran [Fri, 11 Sep 2015 17:51:42 +0000 (20:51 +0300)]
codecparsers: Update to gst-vaapi-branch commit f9e284b

dae1a84: h264parse/h265parse: Fix negotiation crash
45a9f8a: codecparsers: h265 : Fix default scaling list values
28eaaf5: codecparsers: h265: Fix the selection of Active Ref Pic Set

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agodecoder: hevc: Don't flush dpb for EOS/EOB nal
Sreerenj Balachandran [Fri, 4 Sep 2015 19:19:55 +0000 (22:19 +0300)]
decoder: hevc: Don't flush dpb for EOS/EOB nal

Explicit flushing of dpb for EOS and EOB nal decoding is wrong,
the dpb_add() itself will handle the flusing(if needed) of dpb
for end of sequence and end of bitstream.

https://bugzilla.gnome.org/show_bug.cgi?id=754010

9 years agodecoder: hevc: Fix the dpb_add() based on C.5.2.3
Sreerenj Balachandran [Fri, 4 Sep 2015 19:11:10 +0000 (22:11 +0300)]
decoder: hevc: Fix the dpb_add() based on C.5.2.3

Follow the spec as it is in C.5.2.3, add the decoded frame to dpb
just after the PicLatencyCnt setting of existing dpb frames.

https://bugzilla.gnome.org/show_bug.cgi?id=754010

9 years agodecoder: hevc: Fix the picture addition in dpb() based on spec H265 v3 (04/2015)
Sreerenj Balachandran [Fri, 4 Sep 2015 19:02:55 +0000 (22:02 +0300)]
decoder: hevc: Fix the picture addition in dpb() based on spec H265 v3 (04/2015)

This fix is based on the V3 vesion of spec which was missing in older versions.

When the current picture has PicOutputFlag equal to 1, for each picture in the
DPB that is marked as "needed for output" and follows the current picture in output order,
the associated variable PicLatencyCount is set equal to PicLatencyCount + 1 (C.5.2.3).

https://bugzilla.gnome.org/show_bug.cgi?id=754010

9 years agodecoder: h265: Fix indentation
Sreerenj Balachandran [Fri, 4 Sep 2015 19:00:36 +0000 (22:00 +0300)]
decoder: h265: Fix indentation

9 years agomultiview: initial attempt at stereo/multiview support
Jan Schmidt [Fri, 12 Jun 2015 15:39:31 +0000 (01:39 +1000)]
multiview: initial attempt at stereo/multiview support

Add support for marking caps and buffers for multiview or
stereoscopic output.

https://bugzilla.gnome.org/show_bug.cgi?id=750835

9 years agodecoder: hevc: remove unused functions
Víctor Manuel Jáquez Leal [Fri, 28 Aug 2015 15:12:12 +0000 (17:12 +0200)]
decoder: hevc: remove unused functions

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=754250

9 years agovaapidecode: remove (another) unused variable
Víctor Manuel Jáquez Leal [Mon, 31 Aug 2015 11:11:54 +0000 (13:11 +0200)]
vaapidecode: remove (another) unused variable

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agovaapidecode: remove unused variable
Víctor Manuel Jáquez Leal [Fri, 28 Aug 2015 15:10:40 +0000 (17:10 +0200)]
vaapidecode: remove unused variable

Thus silence the compilation warnings.

9 years agovaapidecode: compilation fix
Víctor Manuel Jáquez Leal [Fri, 28 Aug 2015 14:06:08 +0000 (16:06 +0200)]
vaapidecode: compilation fix

gst_vaapi_decoder_state_changed() returns void. This patch fixes the
compilation where the toolchain uses restrictive flags as clang.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agovaapidecode: renegotiate if caps are not equal
Víctor Manuel Jáquez Leal [Fri, 28 Aug 2015 21:27:05 +0000 (00:27 +0300)]
vaapidecode: renegotiate if caps are not equal

The use of gst_caps_is_always_compatible() for this optimization may lead to
false positives. It is better to stick to gst_caps_is_strictly_equal() to know
if it is required a re-negotiation.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=750835

9 years agovaapidecode: Rework the re-negotiation code to handle multi resoultion videos
Sreerenj Balachandran [Fri, 28 Aug 2015 21:18:57 +0000 (00:18 +0300)]
vaapidecode: Rework the re-negotiation code to handle multi resoultion videos

Delaying the pool re-negotiation untill we push all decoded (and queued)
frames downstream. Otherwise for the multi-resolution videos, the
GstVideoVideoMemory will be having wrong resolution and which leads
to nasty behaviours, especially when using software renderers.

sample media file: RAP_B_Bossen_1.bin
case explained:
The first SPS Nal will report resoultion of 448x256 and having crop rectangles to
get the final resoultion 416x240.
Starting from 25 th frame, the resolution will change to 416x240. But parser
elements won't report this since the effective croped resolution is same in
both cases. Here the core libgstvaapi will detect this through it's internal
parsing and do all context/pool destory/reset stuffs. Also it will notify this
change to plugins in advance. But if the plugin try to do re-negotiaion of pool
immediately, this will not sync with the resolution of already decoded and queued
frames and which will lead to failure in gst_video_frame_map() in downstream(if we use the
software renderer). So we have to delay the pool renegotiation in vaapidecode,
untill we push all decoded frames downstream.

https://bugzilla.gnome.org/show_bug.cgi?id=753914

9 years agovaapidecode: Always keep a copy of input codec state
Sreerenj Balachandran [Fri, 28 Aug 2015 20:43:47 +0000 (23:43 +0300)]
vaapidecode: Always keep a copy of input codec state

Currently we are sharing the input GstVideoCodecState with
GstVaapiDecoder(gst-libs/gst/vaapi) by just doing ref and unref for
each caps change. This is troublesome in many cases, for eg: if
resoultion changes with in a singe stream. Because, when ever there
is a resolution change, GstVideoDecoder will first change the Codec_state->caps
fields with new resolution, but since we are using the same codecstate (ref)
in gstvaapidecode.c, the caps check for input caps change will always fail.

https://bugzilla.gnome.org/show_bug.cgi?id=753914

9 years agodecoder: hevc: Fix the scaling list scan order
Sreerenj Balachandran [Wed, 26 Aug 2015 04:25:03 +0000 (07:25 +0300)]
decoder: hevc: Fix the scaling list scan order

The default scan order of scaling lists are up-right-diagonal
as per hevc specification. Use the newly implemented
uprightdiagonal_to_raster conversion codecparser APIs to
get the the scaling_list values in raster order, which is
what the VA intel driver requires.

9 years agodecoder: hevc: sync with the codecparser changes
Sreerenj Balachandran [Wed, 26 Aug 2015 04:20:09 +0000 (07:20 +0300)]
decoder: hevc: sync with the codecparser changes

The Tile Scanning Conversion process (spec 6-3 and 6-4) is implemented
in codecparsers now. Remove the duplication from gstvaapidecoder_h265

9 years agopatches/Videoparsers: update patch to fix build with older GStreamer 1.2 stacks
Sreerenj Balachandran [Wed, 26 Aug 2015 04:04:22 +0000 (07:04 +0300)]
patches/Videoparsers: update patch to fix build with older GStreamer 1.2 stacks

9 years agocodecparsers: Update to gst-vaapi-branch commit 69550f1
Sreerenj Balachandran [Wed, 26 Aug 2015 03:57:36 +0000 (06:57 +0300)]
codecparsers: Update to gst-vaapi-branch commit 69550f1

c207c6d: codecparsers: h265: Fix tile row and column parsing
47074c5: codecparsers: h265: Add APIs for up-right-diagonal/raster scan conversion
cd28b18: codecparsers: h265: Fix the range of delta_chroma_log2_weight_denom
1746bbe: videoparsers: Use gst_base_parse_merge_tags()
2f0932b: h264parse: Clear SPS info after processing
f57d6b0: videoparsers: enable accept-template flag

9 years agodebian: add yasm as build dependency
Víctor Manuel Jáquez Leal [Tue, 25 Aug 2015 15:38:42 +0000 (15:38 +0000)]
debian: add yasm as build dependency

As the compilation of libvpx (for vp8 parser) is enabled by default,
yasm is required by default too.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
9 years agodebian: remove --with-gstreamer-api option
Lim Siew Hoon [Fri, 14 Aug 2015 11:21:04 +0000 (19:21 +0800)]
debian: remove --with-gstreamer-api option

It is no longer valid in gstreamer-vaapi.

Signed-off-by: Lim Siew Hoon <siew.hoon.lim@intel.com>
[removed unused GST_API_VERSION variable]
Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=753618

9 years agowayland: rename is_cancelled to sync_failed
Víctor Manuel Jáquez Leal [Mon, 24 Aug 2015 17:22:14 +0000 (19:22 +0200)]
wayland: rename is_cancelled to sync_failed

Since commit 065a18a3, the semantics of the variable is_cancelled did not make
sense. This commit renames this variable to sync_failed.

9 years agowayland: Don't return GST_FLOW_ERROR on flushing
Olivier Crete [Thu, 13 Aug 2015 19:12:44 +0000 (15:12 -0400)]
wayland: Don't return GST_FLOW_ERROR on flushing

Setting the sink to flushing causes gst_vaapi_window_wayland_sync() to
return FALSE which makes gst_vaapi_window_wayland_render() return
FALSE which ends up posting an ERROR message in
gst_vaapisink_show_frame_unlocked(). Solution is to just return TRUE
in the EBUSY case.

https://bugzilla.gnome.org/show_bug.cgi?id=753598

9 years agoRevert "Marking rank of vaapidecodebin as GST_RANK_MARGINAL for now."
Víctor Manuel Jáquez Leal [Thu, 6 Aug 2015 10:28:51 +0000 (12:28 +0200)]
Revert "Marking rank of vaapidecodebin as GST_RANK_MARGINAL for now."

This reverts commit 3ccb198b513dc6ad287fe44117d03bec4d6a966a.

9 years agovaapidecodebin: check for postproc instance
Víctor Manuel Jáquez Leal [Mon, 6 Jul 2015 18:22:57 +0000 (20:22 +0200)]
vaapidecodebin: check for postproc instance

If the VPP's deinterlace-method is set, first we should check if the postproc
is already instanced to set it. Otherwise we just store it until the VPP is
added into the bin.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=749554

9 years agovaapidecodebin: ensure VPP before going to READY
Víctor Manuel Jáquez Leal [Thu, 6 Aug 2015 16:48:13 +0000 (18:48 +0200)]
vaapidecodebin: ensure VPP before going to READY

There are sometimes that the VA-API display context is not shared among the
pipeline, but it is important to know it before going to READY state (when the
pipeline is already linked).

One instance of this case is this:

gst-launch-1.0 filesrc location=media ! decodebin ! vaapipostproc ! vaapisink

This patch adds a new function in gstvaapipluginutil called
gst_vaapi_create_test_display(). Its purpose is to create a disposable VA-API
display, which only will be used for verify if the VAEntrypointVideoProc is
available by the hardware. Afterwards, it should be unrefed.

If the vaapidecodebin is going to READY state, and the element still doesn't
know if VPP is available, the last resort is to create a new instance of the
VA-API display and test for it.

https://bugzilla.gnome.org/show_bug.cgi?id=749554

9 years agovaapidecodebin: post an error message if fails
Víctor Manuel Jáquez Leal [Thu, 6 Aug 2015 10:39:52 +0000 (12:39 +0200)]
vaapidecodebin: post an error message if fails

If the construction of the bin fails, post an error message in the bus.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=749554

9 years agovaapidecodebin: has_vpp as a tri-state variable
Víctor Manuel Jáquez Leal [Thu, 6 Aug 2015 10:36:07 +0000 (12:36 +0200)]
vaapidecodebin: has_vpp as a tri-state variable

has_vpp can be UNKNOWN while the context message hasn't being received.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=749554

9 years agogstvaapivideomemory: native format with no derived image
Víctor Manuel Jáquez Leal [Mon, 3 Aug 2015 14:33:02 +0000 (16:33 +0200)]
gstvaapivideomemory: native format with no derived image

If USE_NATIVE_FORMATS is defined we bail out before configuring the surface
info based on the derived image configuration.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=744042

9 years agosurface pool config based on video info
Víctor Manuel Jáquez Leal [Thu, 23 Jul 2015 18:07:59 +0000 (20:07 +0200)]
surface pool config based on video info

First added the function gst_vaapi_video_format_get_best_native(), which
returns the best native format that matches a particular chroma type:

YUV 4:2:0 -> NV12, YUV 4:2:2 -> YUY2, YUV 4:0:0 -> Y800

RGB32 chroma and encoded format map to NV12 too.

That format is used to configure, initially, the surface's pool for the
allocator.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=744042

9 years agogstvaapivideomemory: refactor gst_vaapi_video_allocator_new()
Víctor Manuel Jáquez Leal [Thu, 23 Jul 2015 14:03:43 +0000 (16:03 +0200)]
gstvaapivideomemory: refactor gst_vaapi_video_allocator_new()

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=744042

9 years agogstvaapiencoder: validate chroma according to the VA's RT format
Victor Jaquez [Fri, 19 Jun 2015 13:51:07 +0000 (15:51 +0200)]
gstvaapiencoder: validate chroma according to the VA's RT format

Before, only YUV420 color space where supported. With this patch, the
encoder is queried to know the supported formats and admits YUV422
color space if its available.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=744042

9 years agodecoder: hevc: Add calculation of WpOffsetHalfRangeC
Sreerenj Balachandran [Thu, 13 Aug 2015 02:07:52 +0000 (05:07 +0300)]
decoder: hevc: Add calculation of WpOffsetHalfRangeC

This is necessary for finding ChromaOffsetL0/ChromaOffsetL1
prediction weight table values with out using any hard coding.

Fixme: We don't have parser API for sps_range_extension, so
assumed zero value for high_precision_offsets_enabled_flag.

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agodecoder: hevc: Fix ChromaOffsetL0/ChromaOffsetL1 calculation
Sreerenj Balachandran [Thu, 13 Aug 2015 01:09:44 +0000 (04:09 +0300)]
decoder: hevc: Fix ChromaOffsetL0/ChromaOffsetL1 calculation

Based on ITU-T rec H265(4/2015): 7-56

This was a wrong equation in rec H265 (4/2013): 7-44...

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agodecoder: hevc: Fix default value assignment of pred_weight_table
Sreerenj Balachandran [Thu, 13 Aug 2015 01:08:03 +0000 (04:08 +0300)]
decoder: hevc: Fix default value assignment of pred_weight_table

9 years agodecoder: hevc: Fix the value assigning for delta_chroma_log2_weight_denom
Sreerenj Balachandran [Thu, 13 Aug 2015 00:48:43 +0000 (03:48 +0300)]
decoder: hevc: Fix the value assigning for delta_chroma_log2_weight_denom

Assign only if ChromaArrayType != 0..

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agocodecparsers: Update to gst-vaapi-branch commit 1c70432
Sreerenj Balachandran [Thu, 13 Aug 2015 00:06:32 +0000 (03:06 +0300)]
codecparsers: Update to gst-vaapi-branch commit 1c70432

8e98b41: codecparsers: h265: Fix the range of delta_chroma_log2_weight_denom
839c5bc: codecparsers: h265: Fix the parsing of ref_pic_lists_modification

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agocodecparsers: Update to gst-vaapi-branch commit c18b8ad
Sreerenj Balachandran [Tue, 11 Aug 2015 05:09:10 +0000 (08:09 +0300)]
codecparsers: Update to gst-vaapi-branch commit c18b8ad

8a03e67: videoparsers: h265: Avoid skipping of EOS and EOB nals
a033083: videoparsers: h265: Fix the frame start detection code

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agodecoder: hevc: Add SEI parsing
Sreerenj Balachandran [Mon, 10 Aug 2015 02:50:50 +0000 (05:50 +0300)]
decoder: hevc: Add SEI parsing

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agodecoder: hevc: Workaround to recognize wrongly encoded main profile streams
Sreerenj Balachandran [Fri, 7 Aug 2015 05:43:44 +0000 (08:43 +0300)]
decoder: hevc: Workaround to recognize wrongly encoded main profile streams

HACK: This is a work-around to identify some main profile streams having wrong profile_idc.
There are some wrongly encoded main profile streams(eg: ENTP_C_LG_3.bin) which doesn't
have any of the profile_idc values mentioned in Annex-A, instead general_profile_idc
has been set as zero and having general_profile_compatibility_flag[general_profile_idc]
is TRUE. Assuming them as MAIN profile for now.

https://bugzilla.gnome.org/show_bug.cgi?id=753226

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agopatches/videoparsers: Fix the wrong source file path
Sreerenj Balachandran [Fri, 7 Aug 2015 05:41:57 +0000 (08:41 +0300)]
patches/videoparsers: Fix the wrong source file path

This is something wrongly typed in commit 6d7b631

9 years agocodecparsers: Update to gst-vaapi-branch commit b8d8be4
Sreerenj Balachandran [Fri, 7 Aug 2015 05:34:55 +0000 (08:34 +0300)]
codecparsers: Update to gst-vaapi-branch commit b8d8be4

ee7e81b: h264parse: Don't discard first AU delimiter
3690fb9: h264parse: Add more NAL types for debugging output
108d368: h265parse: Avoid checking for Non Mandatory VPS NAL
ace61048: h265parse: expose compatible profiles to downstream

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
9 years agogstvaapivideocontext: remove unused parameter
Víctor Manuel Jáquez Leal [Thu, 6 Aug 2015 11:07:53 +0000 (13:07 +0200)]
gstvaapivideocontext: remove unused parameter

gst_vaapi_video_context_prepare() received an unused parameter. This patch
removes it and the structure passed by the caller.

This a left over of "Removal of gstreamer-1.0 support" (commit 8b36e25f).

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>