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FEI: plugin: Add virtual methods to base encode

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Two new virtual methods are added to gstvaapiencode.

load_control_data():  load the FEI input buffers set by the upstream elements
save_stats_to_meta(): save the FEI output buffers to Meta for downnstream elements

https://bugzilla.gnome.org/show_bug.cgi?id=785712
https://bugzilla.gnome.org/show_bug.cgi?id=784667

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
This commit is contained in:
Yi A Wang 2017-08-09 18:32:13 -07:00 committed by Víctor Manuel Jáquez Leal
parent 0fdef0e349
commit a46ad6b5be
2 changed files with 40 additions and 0 deletions
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22
gst/vaapi/gstvaapiencode.c
View file

@ -271,6 +271,9 @@ gst_vaapiencode_push_frame (GstVaapiEncode * encode, gint64 timeout)
GstVaapiEncoderStatus status;
GstBuffer *out_buffer;
GstFlowReturn ret;
#if USE_H264_FEI_ENCODER
GstVaapiFeiVideoMeta *feimeta = NULL;
#endif
status = gst_vaapi_encoder_get_buffer_with_timeout (encode->encoder,
&codedbuf_proxy, timeout);
@ -295,6 +298,15 @@ gst_vaapiencode_push_frame (GstVaapiEncode * encode, gint64 timeout)
out_buffer = NULL;
ret = klass->alloc_buffer (encode,
GST_VAAPI_CODED_BUFFER_PROXY_BUFFER (codedbuf_proxy), &out_buffer);
#if USE_H264_FEI_ENCODER
if (klass->save_stats_to_meta) {
feimeta = klass->save_stats_to_meta (encode, codedbuf_proxy);
if (feimeta != NULL)
gst_buffer_set_vaapi_fei_video_meta (out_buffer, feimeta);
}
#endif
gst_vaapi_coded_buffer_proxy_replace (&codedbuf_proxy, NULL);
if (ret != GST_FLOW_OK)
goto error_allocate_buffer;
@ -617,6 +629,10 @@ gst_vaapiencode_handle_frame (GstVideoEncoder * venc,
GstVaapiSurfaceProxy *proxy;
GstFlowReturn ret;
GstBuffer *buf;
#if USE_H264_FEI_ENCODER
GstVaapiFeiVideoMeta *feimeta = NULL;
GstVaapiEncodeClass *const klass = GST_VAAPIENCODE_GET_CLASS (venc);
#endif
buf = NULL;
ret = gst_vaapi_plugin_base_get_input_buffer (GST_VAAPI_PLUGIN_BASE (encode),
@ -635,6 +651,12 @@ gst_vaapiencode_handle_frame (GstVideoEncoder * venc,
if (!proxy)
goto error_buffer_no_surface_proxy;
#if USE_H264_FEI_ENCODER
feimeta = gst_buffer_get_vaapi_fei_video_meta (buf);
if (feimeta && klass->load_control_data)
klass->load_control_data (encode, feimeta, proxy);
#endif
gst_video_codec_frame_set_user_data (frame,
gst_vaapi_surface_proxy_ref (proxy),
(GDestroyNotify) gst_vaapi_surface_proxy_unref);

18
gst/vaapi/gstvaapiencode.h
View file

@ -27,6 +27,12 @@
#include "gstvaapipluginbase.h"
#include <gst/vaapi/gstvaapiencoder.h>
#if USE_H264_FEI_ENCODER
#include <gst/vaapi/gstvaapisurface.h>
#include <gst/vaapi/gstvaapicodedbufferproxy.h>
#include "gstvaapifeivideometa.h"
#endif
G_BEGIN_DECLS
#define GST_TYPE_VAAPIENCODE \
@ -81,6 +87,18 @@ struct _GstVaapiEncodeClass
GstVaapiCodedBuffer * coded_buf,
GstBuffer ** outbuf_ptr);
GstVaapiProfile (*get_profile) (GstCaps * caps);
#if USE_H264_FEI_ENCODER
gboolean (*load_control_data) (GstVaapiEncode *encoder,
GstVaapiFeiVideoMeta *feimeta,
GstVaapiSurfaceProxy *proxy);
GstVaapiFeiVideoMeta* (*save_stats_to_meta) (GstVaapiEncode *base_encode,
GstVaapiCodedBufferProxy *proxy);
#endif
};
GType