mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-09-19 18:40:31 +00:00
Code Issues 1 Projects Releases Wiki Activity
gstreamer/gst/vaapi/gstvaapipostproc.c
Gwenole Beauchesne 9ee46ab32e vaapipostproc: use pooled vaapi video meta. 
Use pooled GstVaapiVideoMeta information, i.e. always allocate that on
video buffer allocation. Also optimize copy of additional metadata info
into the resulting video buffer: only copy the video cropping info and
the source surface proxy.

https://bugzilla.gnome.org/show_bug.cgi?id=720311

Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
[fixed proxy leak, fixed double free on error, optimized meta copy]
Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2014-08-22 18:15:31 +02:00

1671 lines
52 KiB
C
Raw Blame History

/*
* gstvaapipostproc.c - VA-API video postprocessing
*
* Copyright (C) 2012-2014 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
/**
* SECTION:gstvaapipostproc
* @short_description: A video postprocessing filter
*
* vaapipostproc consists in various postprocessing algorithms to be
* applied to VA surfaces. So far, only basic bob deinterlacing is
* implemented.
*/
#include "gst/vaapi/sysdeps.h"
#include <gst/video/video.h>
#include "gstvaapipostproc.h"
#include "gstvaapipluginutil.h"
#include "gstvaapivideobuffer.h"
#if GST_CHECK_VERSION(1,0,0)
#include "gstvaapivideobufferpool.h"
#include "gstvaapivideomemory.h"
#endif
#define GST_PLUGIN_NAME "vaapipostproc"
#define GST_PLUGIN_DESC "A video postprocessing filter"
GST_DEBUG_CATEGORY_STATIC(gst_debug_vaapipostproc);
#define GST_CAT_DEFAULT gst_debug_vaapipostproc
#if GST_CHECK_VERSION(1,1,0)
# define GST_VAAPIPOSTPROC_SURFACE_CAPS \
GST_VIDEO_CAPS_MAKE_WITH_FEATURES( \
GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE, "{ ENCODED, I420, YV12, NV12 }")
#else
# define GST_VAAPIPOSTPROC_SURFACE_CAPS \
GST_VAAPI_SURFACE_CAPS
#endif
/* Default templates */
static const char gst_vaapipostproc_sink_caps_str[] =
GST_VAAPIPOSTPROC_SURFACE_CAPS ", "
GST_CAPS_INTERLACED_MODES "; "
#if GST_CHECK_VERSION(1,0,0)
GST_VIDEO_CAPS_MAKE(GST_VIDEO_FORMATS_ALL) ", "
#else
"video/x-raw-yuv, "
"width = " GST_VIDEO_SIZE_RANGE ", "
"height = " GST_VIDEO_SIZE_RANGE ", "
"framerate = " GST_VIDEO_FPS_RANGE ", "
#endif
GST_CAPS_INTERLACED_MODES;
static const char gst_vaapipostproc_src_caps_str[] =
GST_VAAPIPOSTPROC_SURFACE_CAPS ", "
GST_CAPS_INTERLACED_FALSE;
static GstStaticPadTemplate gst_vaapipostproc_sink_factory =
GST_STATIC_PAD_TEMPLATE(
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS(gst_vaapipostproc_sink_caps_str));
static GstStaticPadTemplate gst_vaapipostproc_src_factory =
GST_STATIC_PAD_TEMPLATE(
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS(gst_vaapipostproc_src_caps_str));
G_DEFINE_TYPE_WITH_CODE(
GstVaapiPostproc,
gst_vaapipostproc,
GST_TYPE_BASE_TRANSFORM,
GST_VAAPI_PLUGIN_BASE_INIT_INTERFACES)
enum {
PROP_0,
PROP_FORMAT,
PROP_WIDTH,
PROP_HEIGHT,
PROP_FORCE_ASPECT_RATIO,
PROP_DEINTERLACE_MODE,
PROP_DEINTERLACE_METHOD,
PROP_DENOISE,
PROP_SHARPEN,
PROP_HUE,
PROP_SATURATION,
PROP_BRIGHTNESS,
PROP_CONTRAST,
};
#define DEFAULT_FORMAT GST_VIDEO_FORMAT_ENCODED
#define DEFAULT_DEINTERLACE_MODE GST_VAAPI_DEINTERLACE_MODE_AUTO
#define DEFAULT_DEINTERLACE_METHOD GST_VAAPI_DEINTERLACE_METHOD_BOB
#define GST_VAAPI_TYPE_DEINTERLACE_MODE \
gst_vaapi_deinterlace_mode_get_type()
static GType
gst_vaapi_deinterlace_mode_get_type(void)
{
static GType deinterlace_mode_type = 0;
static const GEnumValue mode_types[] = {
{ GST_VAAPI_DEINTERLACE_MODE_AUTO,
"Auto detection", "auto" },
{ GST_VAAPI_DEINTERLACE_MODE_INTERLACED,
"Force deinterlacing", "interlaced" },
{ GST_VAAPI_DEINTERLACE_MODE_DISABLED,
"Never deinterlace", "disabled" },
{ 0, NULL, NULL },
};
if (!deinterlace_mode_type) {
deinterlace_mode_type =
g_enum_register_static("GstVaapiDeinterlaceMode", mode_types);
}
return deinterlace_mode_type;
}
static void
ds_reset(GstVaapiDeinterlaceState *ds)
{
guint i;
for (i = 0; i < G_N_ELEMENTS(ds->buffers); i++)
gst_buffer_replace(&ds->buffers[i], NULL);
ds->buffers_index = 0;
ds->num_surfaces = 0;
ds->deint = FALSE;
ds->tff = FALSE;
}
static void
ds_add_buffer(GstVaapiDeinterlaceState *ds, GstBuffer *buf)
{
gst_buffer_replace(&ds->buffers[ds->buffers_index], buf);
ds->buffers_index = (ds->buffers_index + 1) % G_N_ELEMENTS(ds->buffers);
}
static inline GstBuffer *
ds_get_buffer(GstVaapiDeinterlaceState *ds, guint index)
{
/* Note: the index increases towards older buffers.
i.e. buffer at index 0 means the immediately preceding buffer
in the history, buffer at index 1 means the one preceding the
surface at index 0, etc. */
const guint n = ds->buffers_index + G_N_ELEMENTS(ds->buffers) - index - 1;
return ds->buffers[n % G_N_ELEMENTS(ds->buffers)];
}
static void
ds_set_surfaces(GstVaapiDeinterlaceState *ds)
{
GstVaapiVideoMeta *meta;
guint i;
ds->num_surfaces = 0;
for (i = 0; i < G_N_ELEMENTS(ds->buffers); i++) {
GstBuffer * const buf = ds_get_buffer(ds, i);
if (!buf)
break;
meta = gst_buffer_get_vaapi_video_meta(buf);
ds->surfaces[ds->num_surfaces++] =
gst_vaapi_video_meta_get_surface(meta);
}
}
static GstVaapiFilterOpInfo *
find_filter_op(GPtrArray *filter_ops, GstVaapiFilterOp op)
{
guint i;
if (filter_ops) {
for (i = 0; i < filter_ops->len; i++) {
GstVaapiFilterOpInfo * const filter_op =
g_ptr_array_index(filter_ops, i);
if (filter_op->op == op)
return filter_op;
}
}
return NULL;
}
static inline gboolean
gst_vaapipostproc_ensure_display(GstVaapiPostproc *postproc)
{
return gst_vaapi_plugin_base_ensure_display(GST_VAAPI_PLUGIN_BASE(postproc));
}
static gboolean
gst_vaapipostproc_ensure_uploader(GstVaapiPostproc *postproc)
{
if (!gst_vaapipostproc_ensure_display(postproc))
return FALSE;
if (!gst_vaapi_plugin_base_ensure_uploader(GST_VAAPI_PLUGIN_BASE(postproc)))
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_ensure_filter(GstVaapiPostproc *postproc)
{
if (postproc->filter)
return TRUE;
if (!gst_vaapipostproc_ensure_display(postproc))
return FALSE;
postproc->filter = gst_vaapi_filter_new(
GST_VAAPI_PLUGIN_BASE_DISPLAY(postproc));
if (!postproc->filter)
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_ensure_filter_caps(GstVaapiPostproc *postproc)
{
if (!gst_vaapipostproc_ensure_filter(postproc))
return FALSE;
postproc->filter_ops = gst_vaapi_filter_get_operations(postproc->filter);
if (!postproc->filter_ops)
return FALSE;
postproc->filter_formats = gst_vaapi_filter_get_formats(postproc->filter);
if (!postproc->filter_formats)
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_create(GstVaapiPostproc *postproc)
{
if (!gst_vaapi_plugin_base_open(GST_VAAPI_PLUGIN_BASE(postproc)))
return FALSE;
if (!gst_vaapipostproc_ensure_display(postproc))
return FALSE;
if (!gst_vaapipostproc_ensure_uploader(postproc))
return FALSE;
postproc->use_vpp = FALSE;
postproc->has_vpp = gst_vaapipostproc_ensure_filter(postproc);
return TRUE;
}
static void
gst_vaapipostproc_destroy_filter(GstVaapiPostproc *postproc)
{
if (postproc->filter_formats) {
g_array_unref(postproc->filter_formats);
postproc->filter_formats = NULL;
}
if (postproc->filter_ops) {
g_ptr_array_unref(postproc->filter_ops);
postproc->filter_ops = NULL;
}
gst_vaapi_filter_replace(&postproc->filter, NULL);
gst_vaapi_video_pool_replace(&postproc->filter_pool, NULL);
postproc->filter_pool_active = FALSE;
}
static void
gst_vaapipostproc_destroy(GstVaapiPostproc *postproc)
{
ds_reset(&postproc->deinterlace_state);
gst_vaapipostproc_destroy_filter(postproc);
gst_caps_replace(&postproc->allowed_sinkpad_caps, NULL);
gst_caps_replace(&postproc->allowed_srcpad_caps, NULL);
gst_vaapi_plugin_base_close(GST_VAAPI_PLUGIN_BASE(postproc));
}
static gboolean
gst_vaapipostproc_start(GstBaseTransform *trans)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
ds_reset(&postproc->deinterlace_state);
if (!gst_vaapi_plugin_base_open(GST_VAAPI_PLUGIN_BASE(postproc)))
return FALSE;
if (!gst_vaapipostproc_ensure_display(postproc))
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_stop(GstBaseTransform *trans)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
ds_reset(&postproc->deinterlace_state);
gst_vaapi_plugin_base_close(GST_VAAPI_PLUGIN_BASE(postproc));
postproc->filter_pool_active = FALSE;
return TRUE;
}
static gboolean
should_deinterlace_buffer(GstVaapiPostproc *postproc, GstBuffer *buf)
{
if (!(postproc->flags & GST_VAAPI_POSTPROC_FLAG_DEINTERLACE) ||
postproc->deinterlace_mode == GST_VAAPI_DEINTERLACE_MODE_DISABLED)
return FALSE;
if (postproc->deinterlace_mode == GST_VAAPI_DEINTERLACE_MODE_INTERLACED)
return TRUE;
g_assert(postproc->deinterlace_mode == GST_VAAPI_DEINTERLACE_MODE_AUTO);
switch (GST_VIDEO_INFO_INTERLACE_MODE(&postproc->sinkpad_info)) {
case GST_VIDEO_INTERLACE_MODE_INTERLEAVED:
return TRUE;
case GST_VIDEO_INTERLACE_MODE_PROGRESSIVE:
return FALSE;
case GST_VIDEO_INTERLACE_MODE_MIXED:
#if GST_CHECK_VERSION(1,0,0)
if (GST_BUFFER_FLAG_IS_SET(buf, GST_VIDEO_BUFFER_FLAG_INTERLACED))
return TRUE;
#else
if (!GST_BUFFER_FLAG_IS_SET(buf, GST_VIDEO_BUFFER_PROGRESSIVE))
return TRUE;
#endif
break;
default:
GST_ERROR("unhandled \"interlace-mode\", disabling deinterlacing" );
break;
}
return FALSE;
}
static GstBuffer *
create_output_buffer(GstVaapiPostproc *postproc)
{
GstBuffer *outbuf;
#if GST_CHECK_VERSION(1,0,0)
GstBufferPool * const pool =
GST_VAAPI_PLUGIN_BASE(postproc)->srcpad_buffer_pool;
GstFlowReturn ret;
g_return_val_if_fail(pool != NULL, NULL);
if (!postproc->filter_pool_active) {
if (!gst_buffer_pool_set_active(pool, TRUE))
goto error_activate_pool;
postproc->filter_pool_active = TRUE;
}
outbuf = NULL;
ret = gst_buffer_pool_acquire_buffer(pool, &outbuf, NULL);
if (ret != GST_FLOW_OK || !outbuf)
goto error_create_buffer;
#else
/* Create a raw VA video buffer without GstVaapiVideoMeta attached
to it yet, as this will be done next in the transform() hook */
outbuf = gst_vaapi_video_buffer_new_empty();
if (!outbuf)
goto error_create_buffer;
gst_buffer_set_caps(outbuf, GST_VAAPI_PLUGIN_BASE_SRC_PAD_CAPS(postproc));
#endif
return outbuf;
/* ERRORS */
#if GST_CHECK_VERSION(1,0,0)
error_activate_pool:
{
GST_ERROR("failed to activate output video buffer pool");
return NULL;
}
#endif
error_create_buffer:
{
GST_ERROR("failed to create output video buffer");
return NULL;
}
}
static gboolean
append_output_buffer_metadata(GstVaapiPostproc *postproc, GstBuffer *outbuf,
GstBuffer *inbuf, guint flags)
{
GstVaapiVideoMeta *inbuf_meta, *outbuf_meta;
GstVaapiSurfaceProxy *proxy;
gst_buffer_copy_into(outbuf, inbuf, flags | GST_BUFFER_COPY_FLAGS, 0, -1);
/* GstVideoCropMeta */
#if GST_CHECK_VERSION(1,0,0)
if (!postproc->use_vpp) {
GstVideoCropMeta * const crop_meta =
gst_buffer_get_video_crop_meta(inbuf);
if (crop_meta) {
GstVideoCropMeta * const out_crop_meta =
gst_buffer_add_video_crop_meta(outbuf);
if (out_crop_meta)
*out_crop_meta = *crop_meta;
}
}
#endif
/* GstVaapiVideoMeta */
inbuf_meta = gst_buffer_get_vaapi_video_meta(inbuf);
g_return_val_if_fail(inbuf_meta != NULL, FALSE);
proxy = gst_vaapi_video_meta_get_surface_proxy(inbuf_meta);
outbuf_meta = gst_buffer_get_vaapi_video_meta(outbuf);
g_return_val_if_fail(outbuf_meta != NULL, FALSE);
proxy = gst_vaapi_surface_proxy_copy(proxy);
if (!proxy)
return FALSE;
gst_vaapi_video_meta_set_surface_proxy(outbuf_meta, proxy);
gst_vaapi_surface_proxy_unref(proxy);
return TRUE;
}
static gboolean
deint_method_is_advanced(GstVaapiDeinterlaceMethod deint_method)
{
gboolean is_advanced;
switch (deint_method) {
case GST_VAAPI_DEINTERLACE_METHOD_MOTION_ADAPTIVE:
case GST_VAAPI_DEINTERLACE_METHOD_MOTION_COMPENSATED:
is_advanced = TRUE;
break;
default:
is_advanced = FALSE;
break;
}
return is_advanced;
}
static GstVaapiDeinterlaceMethod
get_next_deint_method(GstVaapiDeinterlaceMethod deint_method)
{
switch (deint_method) {
case GST_VAAPI_DEINTERLACE_METHOD_MOTION_COMPENSATED:
deint_method = GST_VAAPI_DEINTERLACE_METHOD_MOTION_ADAPTIVE;
break;
default:
/* Default to basic "bob" for all others */
deint_method = GST_VAAPI_DEINTERLACE_METHOD_BOB;
break;
}
return deint_method;
}
static gboolean
set_best_deint_method(GstVaapiPostproc *postproc, guint flags,
GstVaapiDeinterlaceMethod *deint_method_ptr)
{
GstVaapiDeinterlaceMethod deint_method = postproc->deinterlace_method;
gboolean success;
for (;;) {
success = gst_vaapi_filter_set_deinterlacing(postproc->filter,
deint_method, flags);
if (success || deint_method == GST_VAAPI_DEINTERLACE_METHOD_BOB)
break;
deint_method = get_next_deint_method(deint_method);
}
*deint_method_ptr = deint_method;
return success;
}
static GstFlowReturn
gst_vaapipostproc_process_vpp(GstBaseTransform *trans, GstBuffer *inbuf,
GstBuffer *outbuf)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GstVaapiDeinterlaceState * const ds = &postproc->deinterlace_state;
GstVaapiVideoMeta *inbuf_meta, *outbuf_meta;
GstVaapiSurface *inbuf_surface, *outbuf_surface;
GstVaapiSurfaceProxy *proxy;
GstVaapiFilterStatus status;
GstClockTime timestamp;
GstFlowReturn ret;
GstBuffer *fieldbuf;
GstVaapiDeinterlaceMethod deint_method;
guint flags, deint_flags;
gboolean tff, deint, deint_refs, deint_changed;
GstVaapiRectangle *crop_rect = NULL;
#if GST_CHECK_VERSION(1,0,0)
GstVaapiRectangle tmp_rect;
#endif
/* Validate filters */
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_FORMAT) &&
!gst_vaapi_filter_set_format(postproc->filter, postproc->format))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_DENOISE) &&
!gst_vaapi_filter_set_denoising_level(postproc->filter,
postproc->denoise_level))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_SHARPEN) &&
!gst_vaapi_filter_set_sharpening_level(postproc->filter,
postproc->sharpen_level))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_HUE) &&
!gst_vaapi_filter_set_hue(postproc->filter,
postproc->hue))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_SATURATION) &&
!gst_vaapi_filter_set_saturation(postproc->filter,
postproc->saturation))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_BRIGHTNESS) &&
!gst_vaapi_filter_set_brightness(postproc->filter,
postproc->brightness))
return GST_FLOW_NOT_SUPPORTED;
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_CONTRAST) &&
!gst_vaapi_filter_set_contrast(postproc->filter,
postproc->contrast))
return GST_FLOW_NOT_SUPPORTED;
inbuf_meta = gst_buffer_get_vaapi_video_meta(inbuf);
if (!inbuf_meta)
goto error_invalid_buffer;
inbuf_surface = gst_vaapi_video_meta_get_surface(inbuf_meta);
#if GST_CHECK_VERSION(1,0,0)
GstVideoCropMeta * const crop_meta =
gst_buffer_get_video_crop_meta(inbuf);
if (crop_meta) {
crop_rect = &tmp_rect;
crop_rect->x = crop_meta->x;
crop_rect->y = crop_meta->y;
crop_rect->width = crop_meta->width;
crop_rect->height = crop_meta->height;
}
#endif
if (!crop_rect)
crop_rect = (GstVaapiRectangle *)
gst_vaapi_video_meta_get_render_rect(inbuf_meta);
timestamp = GST_BUFFER_TIMESTAMP(inbuf);
tff = GST_BUFFER_FLAG_IS_SET(inbuf, GST_VIDEO_BUFFER_FLAG_TFF);
deint = should_deinterlace_buffer(postproc, inbuf);
/* Drop references if deinterlacing conditions changed */
deint_changed = deint != ds->deint;
if (deint_changed || (ds->num_surfaces > 0 && tff != ds->tff))
ds_reset(ds);
deint_method = postproc->deinterlace_method;
deint_refs = deint_method_is_advanced(deint_method);
if (deint_refs && 0) {
GstBuffer * const prev_buf = ds_get_buffer(ds, 0);
GstClockTime prev_pts, pts = GST_BUFFER_TIMESTAMP(inbuf);
/* Reset deinterlacing state when there is a discontinuity */
if (prev_buf && (prev_pts = GST_BUFFER_TIMESTAMP(prev_buf)) != pts) {
const GstClockTimeDiff pts_diff = GST_CLOCK_DIFF(prev_pts, pts);
if (pts_diff < 0 || (postproc->field_duration > 0 &&
pts_diff >= postproc->field_duration * 3 - 1))
ds_reset(ds);
}
}
ds->deint = deint;
ds->tff = tff;
flags = gst_vaapi_video_meta_get_render_flags(inbuf_meta) &
~GST_VAAPI_PICTURE_STRUCTURE_MASK;
/* First field */
if (postproc->flags & GST_VAAPI_POSTPROC_FLAG_DEINTERLACE) {
fieldbuf = create_output_buffer(postproc);
if (!fieldbuf)
goto error_create_buffer;
outbuf_meta = gst_buffer_get_vaapi_video_meta(fieldbuf);
if (!outbuf_meta)
goto error_create_meta;
proxy = gst_vaapi_surface_proxy_new_from_pool(
GST_VAAPI_SURFACE_POOL(postproc->filter_pool));
if (!proxy)
goto error_create_proxy;
gst_vaapi_video_meta_set_surface_proxy(outbuf_meta, proxy);
gst_vaapi_surface_proxy_unref(proxy);
if (deint) {
deint_flags = (tff ? GST_VAAPI_DEINTERLACE_FLAG_TOPFIELD : 0);
if (tff)
deint_flags |= GST_VAAPI_DEINTERLACE_FLAG_TFF;
if (!set_best_deint_method(postproc, deint_flags, &deint_method))
goto error_op_deinterlace;
if (deint_method != postproc->deinterlace_method) {
GST_DEBUG("unsupported deinterlace-method %u. Using %u instead",
postproc->deinterlace_method, deint_method);
postproc->deinterlace_method = deint_method;
deint_refs = deint_method_is_advanced(deint_method);
}
if (deint_refs) {
ds_set_surfaces(ds);
if (!gst_vaapi_filter_set_deinterlacing_references(
postproc->filter, ds->surfaces, ds->num_surfaces,
NULL, 0))
goto error_op_deinterlace;
}
}
else if (deint_changed) {
// Reset internal filter to non-deinterlacing mode
deint_method = GST_VAAPI_DEINTERLACE_METHOD_NONE;
if (!gst_vaapi_filter_set_deinterlacing(postproc->filter,
deint_method, 0))
goto error_op_deinterlace;
}
outbuf_surface = gst_vaapi_video_meta_get_surface(outbuf_meta);
gst_vaapi_filter_set_cropping_rectangle(postproc->filter, crop_rect);
status = gst_vaapi_filter_process(postproc->filter, inbuf_surface,
outbuf_surface, flags);
if (status != GST_VAAPI_FILTER_STATUS_SUCCESS)
goto error_process_vpp;
GST_BUFFER_TIMESTAMP(fieldbuf) = timestamp;
GST_BUFFER_DURATION(fieldbuf) = postproc->field_duration;
ret = gst_pad_push(trans->srcpad, fieldbuf);
if (ret != GST_FLOW_OK)
goto error_push_buffer;
}
fieldbuf = NULL;
/* Second field */
outbuf_meta = gst_buffer_get_vaapi_video_meta(outbuf);
if (!outbuf_meta)
goto error_create_meta;
proxy = gst_vaapi_surface_proxy_new_from_pool(
GST_VAAPI_SURFACE_POOL(postproc->filter_pool));
if (!proxy)
goto error_create_proxy;
gst_vaapi_video_meta_set_surface_proxy(outbuf_meta, proxy);
gst_vaapi_surface_proxy_unref(proxy);
if (deint) {
deint_flags = (tff ? 0 : GST_VAAPI_DEINTERLACE_FLAG_TOPFIELD);
if (tff)
deint_flags |= GST_VAAPI_DEINTERLACE_FLAG_TFF;
if (!gst_vaapi_filter_set_deinterlacing(postproc->filter,
deint_method, deint_flags))
goto error_op_deinterlace;
if (deint_refs && !gst_vaapi_filter_set_deinterlacing_references(
postproc->filter, ds->surfaces, ds->num_surfaces, NULL, 0))
goto error_op_deinterlace;
}
else if (deint_changed && !gst_vaapi_filter_set_deinterlacing(
postproc->filter, deint_method, 0))
goto error_op_deinterlace;
outbuf_surface = gst_vaapi_video_meta_get_surface(outbuf_meta);
gst_vaapi_filter_set_cropping_rectangle(postproc->filter, crop_rect);
status = gst_vaapi_filter_process(postproc->filter, inbuf_surface,
outbuf_surface, flags);
if (status != GST_VAAPI_FILTER_STATUS_SUCCESS)
goto error_process_vpp;
if (!(postproc->flags & GST_VAAPI_POSTPROC_FLAG_DEINTERLACE))
gst_buffer_copy_into(outbuf, inbuf, GST_BUFFER_COPY_TIMESTAMPS, 0, -1);
else {
GST_BUFFER_TIMESTAMP(outbuf) = timestamp + postproc->field_duration;
GST_BUFFER_DURATION(outbuf) = postproc->field_duration;
}
if (deint && deint_refs)
ds_add_buffer(ds, inbuf);
postproc->use_vpp = TRUE;
return GST_FLOW_OK;
/* ERRORS */
error_invalid_buffer:
{
GST_ERROR("failed to validate source buffer");
return GST_FLOW_ERROR;
}
error_create_buffer:
{
GST_ERROR("failed to create output buffer");
return GST_FLOW_ERROR;
}
error_create_meta:
{
GST_ERROR("failed to create new output buffer meta");
gst_buffer_replace(&fieldbuf, NULL);
return GST_FLOW_ERROR;
}
error_create_proxy:
{
GST_ERROR("failed to create surface proxy from pool");
gst_buffer_replace(&fieldbuf, NULL);
return GST_FLOW_ERROR;
}
error_op_deinterlace:
{
GST_ERROR("failed to apply deinterlacing filter");
gst_buffer_replace(&fieldbuf, NULL);
return GST_FLOW_NOT_SUPPORTED;
}
error_process_vpp:
{
GST_ERROR("failed to apply VPP filters (error %d)", status);
gst_buffer_replace(&fieldbuf, NULL);
return GST_FLOW_ERROR;
}
error_push_buffer:
{
if (ret != GST_FLOW_FLUSHING)
GST_ERROR("failed to push output buffer to video sink");
return GST_FLOW_ERROR;
}
}
static GstFlowReturn
gst_vaapipostproc_process(GstBaseTransform *trans, GstBuffer *inbuf,
GstBuffer *outbuf)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GstVaapiVideoMeta *meta;
GstClockTime timestamp;
GstFlowReturn ret;
GstBuffer *fieldbuf;
guint fieldbuf_flags, outbuf_flags, flags;
gboolean tff, deint;
meta = gst_buffer_get_vaapi_video_meta(inbuf);
if (!meta)
goto error_invalid_buffer;
timestamp = GST_BUFFER_TIMESTAMP(inbuf);
tff = GST_BUFFER_FLAG_IS_SET(inbuf, GST_VIDEO_BUFFER_FLAG_TFF);
deint = should_deinterlace_buffer(postproc, inbuf);
flags = gst_vaapi_video_meta_get_render_flags(meta) &
~GST_VAAPI_PICTURE_STRUCTURE_MASK;
/* First field */
fieldbuf = create_output_buffer(postproc);
if (!fieldbuf)
goto error_create_buffer;
append_output_buffer_metadata(postproc, fieldbuf, inbuf, 0);
meta = gst_buffer_get_vaapi_video_meta(fieldbuf);
fieldbuf_flags = flags;
fieldbuf_flags |= deint ? (
tff ?
GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD :
GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD) :
GST_VAAPI_PICTURE_STRUCTURE_FRAME;
gst_vaapi_video_meta_set_render_flags(meta, fieldbuf_flags);
GST_BUFFER_TIMESTAMP(fieldbuf) = timestamp;
GST_BUFFER_DURATION(fieldbuf) = postproc->field_duration;
ret = gst_pad_push(trans->srcpad, fieldbuf);
if (ret != GST_FLOW_OK)
goto error_push_buffer;
/* Second field */
append_output_buffer_metadata(postproc, outbuf, inbuf, 0);
meta = gst_buffer_get_vaapi_video_meta(outbuf);
outbuf_flags = flags;
outbuf_flags |= deint ? (
tff ?
GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD :
GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD) :
GST_VAAPI_PICTURE_STRUCTURE_FRAME;
gst_vaapi_video_meta_set_render_flags(meta, outbuf_flags);
GST_BUFFER_TIMESTAMP(outbuf) = timestamp + postproc->field_duration;
GST_BUFFER_DURATION(outbuf) = postproc->field_duration;
return GST_FLOW_OK;
/* ERRORS */
error_invalid_buffer:
{
GST_ERROR("failed to validate source buffer");
return GST_FLOW_ERROR;
}
error_create_buffer:
{
GST_ERROR("failed to create output buffer");
return GST_FLOW_EOS;
}
error_push_buffer:
{
if (ret != GST_FLOW_FLUSHING)
GST_ERROR("failed to push output buffer to video sink");
return GST_FLOW_EOS;
}
}
static GstFlowReturn
gst_vaapipostproc_passthrough(GstBaseTransform *trans, GstBuffer *inbuf,
GstBuffer *outbuf)
{
GstVaapiVideoMeta *meta;
/* No video processing needed, simply copy buffer metadata */
meta = gst_buffer_get_vaapi_video_meta(inbuf);
if (!meta)
goto error_invalid_buffer;
append_output_buffer_metadata(GST_VAAPIPOSTPROC(trans), outbuf, inbuf,
GST_BUFFER_COPY_TIMESTAMPS);
return GST_FLOW_OK;
/* ERRORS */
error_invalid_buffer:
{
GST_ERROR("failed to validate source buffer");
return GST_FLOW_ERROR;
}
}
static gboolean
is_deinterlace_enabled(GstVaapiPostproc *postproc, GstVideoInfo *vip)
{
gboolean deinterlace;
switch (postproc->deinterlace_mode) {
case GST_VAAPI_DEINTERLACE_MODE_AUTO:
deinterlace = GST_VIDEO_INFO_IS_INTERLACED(vip);
break;
case GST_VAAPI_DEINTERLACE_MODE_INTERLACED:
deinterlace = TRUE;
break;
default:
deinterlace = FALSE;
break;
}
return deinterlace;
}
static gboolean
video_info_changed(GstVideoInfo *old_vip, GstVideoInfo *new_vip)
{
if (GST_VIDEO_INFO_FORMAT(old_vip) != GST_VIDEO_INFO_FORMAT(new_vip))
return TRUE;
if (GST_VIDEO_INFO_INTERLACE_MODE(old_vip) !=
GST_VIDEO_INFO_INTERLACE_MODE(new_vip))
return TRUE;
if (GST_VIDEO_INFO_WIDTH(old_vip) != GST_VIDEO_INFO_WIDTH(new_vip))
return TRUE;
if (GST_VIDEO_INFO_HEIGHT(old_vip) != GST_VIDEO_INFO_HEIGHT(new_vip))
return TRUE;
return FALSE;
}
static gboolean
gst_vaapipostproc_update_sink_caps(GstVaapiPostproc *postproc, GstCaps *caps,
gboolean *caps_changed_ptr)
{
GstVideoInfo vi;
gboolean deinterlace;
if (!gst_video_info_from_caps(&vi, caps))
return FALSE;
if (video_info_changed(&vi, &postproc->sinkpad_info))
postproc->sinkpad_info = vi, *caps_changed_ptr = TRUE;
deinterlace = is_deinterlace_enabled(postproc, &vi);
if (deinterlace)
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_DEINTERLACE;
postproc->field_duration = GST_VIDEO_INFO_FPS_N(&vi) > 0 ?
gst_util_uint64_scale(GST_SECOND, GST_VIDEO_INFO_FPS_D(&vi),
(1 + deinterlace) * GST_VIDEO_INFO_FPS_N(&vi)) : 0;
postproc->get_va_surfaces = gst_caps_has_vaapi_surface(caps);
return TRUE;
}
static gboolean
gst_vaapipostproc_update_src_caps(GstVaapiPostproc *postproc, GstCaps *caps,
gboolean *caps_changed_ptr)
{
GstVideoInfo vi;
if (!gst_video_info_from_caps(&vi, caps))
return FALSE;
if (video_info_changed(&vi, &postproc->srcpad_info))
postproc->srcpad_info = vi, *caps_changed_ptr = TRUE;
if (postproc->format != GST_VIDEO_INFO_FORMAT(&postproc->sinkpad_info) &&
postproc->format != DEFAULT_FORMAT)
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_FORMAT;
if ((postproc->width || postproc->height) &&
postproc->width != GST_VIDEO_INFO_WIDTH(&postproc->sinkpad_info) &&
postproc->height != GST_VIDEO_INFO_HEIGHT(&postproc->sinkpad_info))
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_SIZE;
return TRUE;
}
static gboolean
ensure_allowed_sinkpad_caps(GstVaapiPostproc *postproc)
{
GstCaps *out_caps, *raw_caps;
if (postproc->allowed_sinkpad_caps)
return TRUE;
/* Create VA caps */
out_caps = gst_caps_from_string(GST_VAAPIPOSTPROC_SURFACE_CAPS ", "
GST_CAPS_INTERLACED_MODES);
if (!out_caps) {
GST_ERROR("failed to create VA sink caps");
return FALSE;
}
/* Append raw video caps */
if (gst_vaapipostproc_ensure_uploader(postproc)) {
raw_caps = GST_VAAPI_PLUGIN_BASE_UPLOADER_CAPS(postproc);
if (raw_caps) {
out_caps = gst_caps_make_writable(out_caps);
gst_caps_append(out_caps, gst_caps_copy(raw_caps));
}
else
GST_WARNING("failed to create YUV sink caps");
}
postproc->allowed_sinkpad_caps = out_caps;
/* XXX: append VA/VPP filters */
return TRUE;
}
/* Fixup output caps so that to reflect the supported set of pixel formats */
static GstCaps *
expand_allowed_srcpad_caps(GstVaapiPostproc *postproc, GstCaps *caps)
{
GValue value = G_VALUE_INIT, v_format = G_VALUE_INIT;
guint i, num_structures;
gboolean had_filter;
had_filter = postproc->filter != NULL;
if (!had_filter && !gst_vaapipostproc_ensure_filter(postproc))
goto cleanup;
if (!gst_vaapipostproc_ensure_filter_caps(postproc))
goto cleanup;
/* Reset "format" field for each structure */
if (!gst_vaapi_value_set_format_list(&value, postproc->filter_formats))
goto cleanup;
if (gst_vaapi_value_set_format(&v_format, GST_VIDEO_FORMAT_ENCODED)) {
gst_value_list_prepend_value(&value, &v_format);
g_value_unset(&v_format);
}
num_structures = gst_caps_get_size(caps);
for (i = 0; i < num_structures; i++) {
GstStructure * const structure = gst_caps_get_structure(caps, i);
if (!structure)
continue;
gst_structure_set_value(structure, "format", &value);
}
g_value_unset(&value);
cleanup:
if (!had_filter)
gst_vaapipostproc_destroy_filter(postproc);
return caps;
}
static gboolean
ensure_allowed_srcpad_caps(GstVaapiPostproc *postproc)
{
GstCaps *out_caps;
if (postproc->allowed_srcpad_caps)
return TRUE;
/* Create initial caps from pad template */
out_caps = gst_caps_from_string(gst_vaapipostproc_src_caps_str);
if (!out_caps) {
GST_ERROR("failed to create VA src caps");
return FALSE;
}
postproc->allowed_srcpad_caps =
expand_allowed_srcpad_caps(postproc, out_caps);
return postproc->allowed_srcpad_caps != NULL;
}
static void
find_best_size(GstVaapiPostproc *postproc, GstVideoInfo *vip,
guint *width_ptr, guint *height_ptr)
{
guint width, height;
width = GST_VIDEO_INFO_WIDTH(vip);
height = GST_VIDEO_INFO_HEIGHT(vip);
if (postproc->width && postproc->height) {
width = postproc->width;
height = postproc->height;
}
else if (postproc->keep_aspect) {
const gdouble ratio = (gdouble)width / height;
if (postproc->width) {
width = postproc->width;
height = postproc->width / ratio;
}
else if (postproc->height) {
height = postproc->height;
width = postproc->height * ratio;
}
}
else if (postproc->width)
width = postproc->width;
else if (postproc->height)
height = postproc->height;
*width_ptr = width;
*height_ptr = height;
}
static GstCaps *
gst_vaapipostproc_transform_caps_impl(GstBaseTransform *trans,
GstPadDirection direction, GstCaps *caps)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GstVideoInfo vi;
GstVideoFormat format;
GstCaps *out_caps;
guint width, height;
/* Generate the sink pad caps, that could be fixated afterwards */
if (direction == GST_PAD_SRC) {
if (!ensure_allowed_sinkpad_caps(postproc))
return NULL;
return gst_caps_ref(postproc->allowed_sinkpad_caps);
}
/* Generate complete set of src pad caps if non-fixated sink pad
caps are provided */
if (!gst_caps_is_fixed(caps)) {
if (!ensure_allowed_srcpad_caps(postproc))
return NULL;
return gst_caps_ref(postproc->allowed_srcpad_caps);
}
/* Generate the expected src pad caps, from the current fixated
sink pad caps */
if (!gst_video_info_from_caps(&vi, caps))
return NULL;
// Set double framerate in interlaced mode
if (is_deinterlace_enabled(postproc, &vi)) {
gint fps_n = GST_VIDEO_INFO_FPS_N(&vi);
gint fps_d = GST_VIDEO_INFO_FPS_D(&vi);
if (!gst_util_fraction_multiply(fps_n, fps_d, 2, 1, &fps_n, &fps_d))
return NULL;
GST_VIDEO_INFO_FPS_N(&vi) = fps_n;
GST_VIDEO_INFO_FPS_D(&vi) = fps_d;
}
// Signal the other pad that we only generate progressive frames
GST_VIDEO_INFO_INTERLACE_MODE(&vi) = GST_VIDEO_INTERLACE_MODE_PROGRESSIVE;
// Update size from user-specified parameters
#if GST_CHECK_VERSION(1,1,0)
format = postproc->format;
#else
format = GST_VIDEO_FORMAT_ENCODED;
#endif
find_best_size(postproc, &vi, &width, &height);
gst_video_info_set_format(&vi, format, width, height);
#if GST_CHECK_VERSION(1,1,0)
out_caps = gst_video_info_to_caps(&vi);
if (!out_caps)
return NULL;
gst_caps_set_features(out_caps, 0,
gst_caps_features_new(GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE, NULL));
#else
/* XXX: gst_video_info_to_caps() from GStreamer 0.10 does not
reconstruct suitable caps for "encoded" video formats */
out_caps = gst_caps_from_string(GST_VAAPI_SURFACE_CAPS_NAME);
if (!out_caps)
return NULL;
gst_caps_set_simple(out_caps,
"type", G_TYPE_STRING, "vaapi",
"opengl", G_TYPE_BOOLEAN, USE_GLX,
"width", G_TYPE_INT, GST_VIDEO_INFO_WIDTH(&vi),
"height", G_TYPE_INT, GST_VIDEO_INFO_HEIGHT(&vi),
"framerate", GST_TYPE_FRACTION, GST_VIDEO_INFO_FPS_N(&vi),
GST_VIDEO_INFO_FPS_D(&vi),
"pixel-aspect-ratio", GST_TYPE_FRACTION, GST_VIDEO_INFO_PAR_N(&vi),
GST_VIDEO_INFO_PAR_D(&vi),
NULL);
gst_caps_set_interlaced(out_caps, &vi);
#endif
return out_caps;
}
#if GST_CHECK_VERSION(1,0,0)
static GstCaps *
gst_vaapipostproc_transform_caps(GstBaseTransform *trans,
GstPadDirection direction, GstCaps *caps, GstCaps *filter)
{
GstCaps *out_caps;
caps = gst_vaapipostproc_transform_caps_impl(trans, direction, caps);
if (caps && filter) {
out_caps = gst_caps_intersect_full(caps, filter,
GST_CAPS_INTERSECT_FIRST);
gst_caps_unref(caps);
return out_caps;
}
return caps;
}
#else
#define gst_vaapipostproc_transform_caps \
gst_vaapipostproc_transform_caps_impl
#endif
#if GST_CHECK_VERSION(1,0,0)
typedef gsize GstBaseTransformSizeType;
#else
typedef guint GstBaseTransformSizeType;
#endif
static gboolean
gst_vaapipostproc_transform_size(GstBaseTransform *trans,
GstPadDirection direction, GstCaps *caps, GstBaseTransformSizeType size,
GstCaps *othercaps, GstBaseTransformSizeType *othersize)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
if (direction == GST_PAD_SINK || postproc->get_va_surfaces)
*othersize = 0;
else
*othersize = size;
return TRUE;
}
static GstFlowReturn
gst_vaapipostproc_transform(GstBaseTransform *trans, GstBuffer *inbuf,
GstBuffer *outbuf)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GstBuffer *buf;
GstFlowReturn ret;
ret = gst_vaapi_plugin_base_get_input_buffer(
GST_VAAPI_PLUGIN_BASE(postproc), inbuf, &buf);
if (ret != GST_FLOW_OK)
return GST_FLOW_ERROR;
ret = GST_FLOW_NOT_SUPPORTED;
if (postproc->flags) {
/* Use VA/VPP extensions to process this frame */
if (postproc->has_vpp &&
(postproc->flags != GST_VAAPI_POSTPROC_FLAG_DEINTERLACE ||
deint_method_is_advanced(postproc->deinterlace_method))) {
ret = gst_vaapipostproc_process_vpp(trans, buf, outbuf);
if (ret != GST_FLOW_NOT_SUPPORTED)
goto done;
GST_WARNING("unsupported VPP filters. Disabling");
}
/* Only append picture structure meta data (top/bottom field) */
if (postproc->flags & GST_VAAPI_POSTPROC_FLAG_DEINTERLACE) {
ret = gst_vaapipostproc_process(trans, buf, outbuf);
if (ret != GST_FLOW_NOT_SUPPORTED)
goto done;
}
}
/* Fallback: passthrough to the downstream element as is */
ret = gst_vaapipostproc_passthrough(trans, buf, outbuf);
done:
gst_buffer_unref(buf);
return ret;
}
static GstFlowReturn
gst_vaapipostproc_prepare_output_buffer(GstBaseTransform *trans,
GstBuffer *inbuf,
#if !GST_CHECK_VERSION(1,0,0)
gint size, GstCaps *caps,
#endif
GstBuffer **outbuf_ptr)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
*outbuf_ptr = create_output_buffer(postproc);
return *outbuf_ptr ? GST_FLOW_OK : GST_FLOW_ERROR;
}
static gboolean
ensure_srcpad_buffer_pool(GstVaapiPostproc *postproc, GstCaps *caps)
{
GstVideoInfo vi;
GstVaapiVideoPool *pool;
gst_video_info_init(&vi);
gst_video_info_from_caps(&vi, caps);
gst_video_info_set_format(&vi, postproc->format,
GST_VIDEO_INFO_WIDTH(&vi), GST_VIDEO_INFO_HEIGHT(&vi));
if (postproc->filter_pool && !video_info_changed(&vi, &postproc->filter_pool_info))
return TRUE;
postproc->filter_pool_info = vi;
pool = gst_vaapi_surface_pool_new(GST_VAAPI_PLUGIN_BASE_DISPLAY(postproc),
&postproc->filter_pool_info);
if (!pool)
return FALSE;
gst_vaapi_video_pool_replace(&postproc->filter_pool, pool);
gst_vaapi_video_pool_unref(pool);
return TRUE;
}
static gboolean
gst_vaapipostproc_set_caps(GstBaseTransform *trans, GstCaps *caps,
GstCaps *out_caps)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
gboolean caps_changed = FALSE;
if (!gst_vaapipostproc_update_sink_caps(postproc, caps, &caps_changed))
return FALSE;
if (!gst_vaapipostproc_update_src_caps(postproc, out_caps, &caps_changed))
return FALSE;
if (caps_changed) {
gst_vaapipostproc_destroy(postproc);
if (!gst_vaapipostproc_create(postproc))
return FALSE;
if (!gst_vaapi_plugin_base_set_caps(GST_VAAPI_PLUGIN_BASE(trans),
caps, out_caps))
return FALSE;
}
if (!ensure_srcpad_buffer_pool(postproc, out_caps))
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_query(GstBaseTransform *trans, GstPadDirection direction,
GstQuery *query)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GST_INFO_OBJECT(trans, "query type `%s'", GST_QUERY_TYPE_NAME(query));
if (gst_vaapi_reply_to_query(query, GST_VAAPI_PLUGIN_BASE_DISPLAY(postproc))) {
GST_DEBUG("sharing display %p", GST_VAAPI_PLUGIN_BASE_DISPLAY(postproc));
return TRUE;
}
return GST_BASE_TRANSFORM_CLASS(gst_vaapipostproc_parent_class)->query(
trans, direction, query);
}
#if GST_CHECK_VERSION(1,0,0)
static gboolean
gst_vaapipostproc_propose_allocation(GstBaseTransform *trans,
GstQuery *decide_query, GstQuery *query)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(trans);
GstVaapiPluginBase * const plugin = GST_VAAPI_PLUGIN_BASE(trans);
/* Let vaapidecode allocate the video buffers */
if (postproc->get_va_surfaces)
return FALSE;
if (!gst_vaapi_plugin_base_propose_allocation(plugin, query))
return FALSE;
return TRUE;
}
static gboolean
gst_vaapipostproc_decide_allocation(GstBaseTransform *trans, GstQuery *query)
{
return gst_vaapi_plugin_base_decide_allocation(GST_VAAPI_PLUGIN_BASE(trans),
query, 0);
}
#endif
static void
gst_vaapipostproc_finalize(GObject *object)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(object);
gst_vaapipostproc_destroy(postproc);
gst_vaapi_plugin_base_finalize(GST_VAAPI_PLUGIN_BASE(postproc));
G_OBJECT_CLASS(gst_vaapipostproc_parent_class)->finalize(object);
}
static void
gst_vaapipostproc_set_property(
GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec
)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(object);
switch (prop_id) {
case PROP_FORMAT:
postproc->format = g_value_get_enum(value);
break;
case PROP_WIDTH:
postproc->width = g_value_get_uint(value);
break;
case PROP_HEIGHT:
postproc->height = g_value_get_uint(value);
break;
case PROP_FORCE_ASPECT_RATIO:
postproc->keep_aspect = g_value_get_boolean(value);
break;
case PROP_DEINTERLACE_MODE:
postproc->deinterlace_mode = g_value_get_enum(value);
break;
case PROP_DEINTERLACE_METHOD:
postproc->deinterlace_method = g_value_get_enum(value);
break;
case PROP_DENOISE:
postproc->denoise_level = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_DENOISE;
break;
case PROP_SHARPEN:
postproc->sharpen_level = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_SHARPEN;
break;
case PROP_HUE:
postproc->hue = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_HUE;
break;
case PROP_SATURATION:
postproc->saturation = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_SATURATION;
break;
case PROP_BRIGHTNESS:
postproc->brightness = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_BRIGHTNESS;
break;
case PROP_CONTRAST:
postproc->contrast = g_value_get_float(value);
postproc->flags |= GST_VAAPI_POSTPROC_FLAG_CONTRAST;
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
gst_vaapipostproc_get_property(
GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec
)
{
GstVaapiPostproc * const postproc = GST_VAAPIPOSTPROC(object);
switch (prop_id) {
case PROP_FORMAT:
g_value_set_enum(value, postproc->format);
break;
case PROP_WIDTH:
g_value_set_uint(value, postproc->width);
break;
case PROP_HEIGHT:
g_value_set_uint(value, postproc->height);
break;
case PROP_FORCE_ASPECT_RATIO:
g_value_set_boolean(value, postproc->keep_aspect);
break;
case PROP_DEINTERLACE_MODE:
g_value_set_enum(value, postproc->deinterlace_mode);
break;
case PROP_DEINTERLACE_METHOD:
g_value_set_enum(value, postproc->deinterlace_method);
break;
case PROP_DENOISE:
g_value_set_float(value, postproc->denoise_level);
break;
case PROP_SHARPEN:
g_value_set_float(value, postproc->sharpen_level);
break;
case PROP_HUE:
g_value_set_float(value, postproc->hue);
break;
case PROP_SATURATION:
g_value_set_float(value, postproc->saturation);
break;
case PROP_BRIGHTNESS:
g_value_set_float(value, postproc->brightness);
break;
case PROP_CONTRAST:
g_value_set_float(value, postproc->contrast);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
gst_vaapipostproc_class_init(GstVaapiPostprocClass *klass)
{
GObjectClass * const object_class = G_OBJECT_CLASS(klass);
GstElementClass * const element_class = GST_ELEMENT_CLASS(klass);
GstBaseTransformClass * const trans_class = GST_BASE_TRANSFORM_CLASS(klass);
GstPadTemplate *pad_template;
GPtrArray *filter_ops;
GstVaapiFilterOpInfo *filter_op;
GST_DEBUG_CATEGORY_INIT(gst_debug_vaapipostproc,
GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
gst_vaapi_plugin_base_class_init(GST_VAAPI_PLUGIN_BASE_CLASS(klass));
object_class->finalize = gst_vaapipostproc_finalize;
object_class->set_property = gst_vaapipostproc_set_property;
object_class->get_property = gst_vaapipostproc_get_property;
trans_class->start = gst_vaapipostproc_start;
trans_class->stop = gst_vaapipostproc_stop;
trans_class->transform_caps = gst_vaapipostproc_transform_caps;
trans_class->transform_size = gst_vaapipostproc_transform_size;
trans_class->transform = gst_vaapipostproc_transform;
trans_class->set_caps = gst_vaapipostproc_set_caps;
trans_class->query = gst_vaapipostproc_query;
#if GST_CHECK_VERSION(1,0,0)
trans_class->propose_allocation = gst_vaapipostproc_propose_allocation;
trans_class->decide_allocation = gst_vaapipostproc_decide_allocation;
#endif
trans_class->prepare_output_buffer =
gst_vaapipostproc_prepare_output_buffer;
gst_element_class_set_static_metadata(element_class,
"VA-API video postprocessing",
"Filter/Converter/Video",
GST_PLUGIN_DESC,
"Gwenole Beauchesne <gwenole.beauchesne@intel.com>");
/* sink pad */
pad_template = gst_static_pad_template_get(&gst_vaapipostproc_sink_factory);
gst_element_class_add_pad_template(element_class, pad_template);
/* src pad */
pad_template = gst_static_pad_template_get(&gst_vaapipostproc_src_factory);
gst_element_class_add_pad_template(element_class, pad_template);
/**
* GstVaapiPostproc:deinterlace-mode:
*
* This selects whether the deinterlacing should always be applied or if
* they should only be applied on content that has the "interlaced" flag
* on the caps.
*/
g_object_class_install_property
(object_class,
PROP_DEINTERLACE_MODE,
g_param_spec_enum("deinterlace-mode",
"Deinterlace mode",
"Deinterlace mode to use",
GST_VAAPI_TYPE_DEINTERLACE_MODE,
DEFAULT_DEINTERLACE_MODE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstVaapiPostproc:deinterlace-method:
*
* This selects the deinterlacing method to apply.
*/
g_object_class_install_property
(object_class,
PROP_DEINTERLACE_METHOD,
g_param_spec_enum("deinterlace-method",
"Deinterlace method",
"Deinterlace method to use",
GST_VAAPI_TYPE_DEINTERLACE_METHOD,
DEFAULT_DEINTERLACE_METHOD,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
filter_ops = gst_vaapi_filter_get_operations(NULL);
if (!filter_ops)
return;
/**
* GstVaapiPostproc:format:
*
* The forced output pixel format, expressed as a #GstVideoFormat.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_FORMAT);
if (filter_op)
g_object_class_install_property(object_class,
PROP_FORMAT, filter_op->pspec);
/**
* GstVaapiPostproc:width:
*
* The forced output width in pixels. If set to zero, the width is
* calculated from the height if aspect ration is preserved, or
* inherited from the sink caps width
*/
g_object_class_install_property
(object_class,
PROP_WIDTH,
g_param_spec_uint("width",
"Width",
"Forced output width",
0, G_MAXINT, 0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstVaapiPostproc:height:
*
* The forced output height in pixels. If set to zero, the height
* is calculated from the width if aspect ration is preserved, or
* inherited from the sink caps height
*/
g_object_class_install_property
(object_class,
PROP_HEIGHT,
g_param_spec_uint("height",
"Height",
"Forced output height",
0, G_MAXINT, 0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstVaapiPostproc:force-aspect-ratio:
*
* When enabled, scaling respects video aspect ratio; when
* disabled, the video is distorted to fit the width and height
* properties.
*/
g_object_class_install_property
(object_class,
PROP_FORCE_ASPECT_RATIO,
g_param_spec_boolean("force-aspect-ratio",
"Force aspect ratio",
"When enabled, scaling will respect original aspect ratio",
TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstVaapiPostproc:denoise:
*
* The level of noise reduction to apply.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_DENOISE);
if (filter_op)
g_object_class_install_property(object_class,
PROP_DENOISE, filter_op->pspec);
/**
* GstVaapiPostproc:sharpen:
*
* The level of sharpening to apply for positive values, or the
* level of blurring for negative values.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_SHARPEN);
if (filter_op)
g_object_class_install_property(object_class,
PROP_SHARPEN, filter_op->pspec);
/**
* GstVaapiPostproc:hue:
*
* The color hue, expressed as a float value. Range is -180.0 to
* 180.0. Default value is 0.0 and represents no modification.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_HUE);
if (filter_op)
g_object_class_install_property(object_class,
PROP_HUE, filter_op->pspec);
/**
* GstVaapiPostproc:saturation:
*
* The color saturation, expressed as a float value. Range is 0.0
* to 2.0. Default value is 1.0 and represents no modification.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_SATURATION);
if (filter_op)
g_object_class_install_property(object_class,
PROP_SATURATION, filter_op->pspec);
/**
* GstVaapiPostproc:brightness:
*
* The color brightness, expressed as a float value. Range is -1.0
* to 1.0. Default value is 0.0 and represents no modification.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_BRIGHTNESS);
if (filter_op)
g_object_class_install_property(object_class,
PROP_BRIGHTNESS, filter_op->pspec);
/**
* GstVaapiPostproc:contrast:
*
* The color contrast, expressed as a float value. Range is 0.0 to
* 2.0. Default value is 1.0 and represents no modification.
*/
filter_op = find_filter_op(filter_ops, GST_VAAPI_FILTER_OP_CONTRAST);
if (filter_op)
g_object_class_install_property(object_class,
PROP_CONTRAST, filter_op->pspec);
g_ptr_array_unref(filter_ops);
}
static void
gst_vaapipostproc_init(GstVaapiPostproc *postproc)
{
gst_vaapi_plugin_base_init(GST_VAAPI_PLUGIN_BASE(postproc), GST_CAT_DEFAULT);
postproc->format = DEFAULT_FORMAT;
postproc->deinterlace_mode = DEFAULT_DEINTERLACE_MODE;
postproc->deinterlace_method = DEFAULT_DEINTERLACE_METHOD;
postproc->field_duration = GST_CLOCK_TIME_NONE;
postproc->keep_aspect = TRUE;
postproc->get_va_surfaces = TRUE;
gst_video_info_init(&postproc->sinkpad_info);
gst_video_info_init(&postproc->srcpad_info);
gst_video_info_init(&postproc->filter_pool_info);
}
Reference in a new issue View git blame Copy permalink