gstreamer/subprojects/gst-plugins-bad/sys/va/gstvaencoder.c
He Junyan 736a0ac9b0 va: Add a common encoder object.
As the counterpart of the va decoder, this class handles all the
common logic for the encoding routine and miscellaneous queries about
encoding.

Co-authored-by: Victor Jaquez <vjaquez@igalia.com>
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1051>
2022-03-01 10:53:50 +01:00

1362 lines
36 KiB
C

/* GStreamer
* Copyright (C) 2021 Intel Corporation
* Author: He Junyan <junyan.he@intel.com>
* Author: Víctor Jáquez <vjaquez@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstvaencoder.h"
#include "vacompat.h"
#include "gstvaallocator.h"
#include "gstvapool.h"
#include "gstvacaps.h"
#include "gstvadisplay_priv.h"
#include "gstvavideoformat.h"
#include <gst/va/gstvadisplay_wrapped.h>
#define VA_ENTRYPOINT_FLAG(entry) (1U << G_PASTE(VAEntrypoint, entry))
typedef struct _GstVaProfileConfig GstVaProfileConfig;
typedef struct _GstVaPackedHeader GstVaPackedHeader;
typedef struct _GstVaEncSlice GstVaEncSlice;
typedef struct _GstVaEncReconstruct GstVaEncReconstruct;
struct _GstVaProfileConfig
{
VAProfile profile;
guint32 entrypoints; /* bits map of GstVaapiEntrypoint */
};
struct _GstVaEncoder
{
GstObject parent;
GArray *available_profiles;
GstCaps *srcpad_caps;
GstCaps *sinkpad_caps;
GstVaDisplay *display;
VAConfigID config;
VAContextID context;
VAProfile profile;
VAEntrypoint entrypoint;
guint rt_format;
gint coded_width;
gint coded_height;
gint codedbuf_size;
GstBufferPool *recon_pool;
/* global parameters va buffers, such as sequence, hrd, etc */
GArray *params;
};
GST_DEBUG_CATEGORY_STATIC (gst_va_encoder_debug);
#define GST_CAT_DEFAULT gst_va_encoder_debug
#define gst_va_encoder_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstVaEncoder, gst_va_encoder, GST_TYPE_OBJECT,
GST_DEBUG_CATEGORY_INIT (gst_va_encoder_debug, "vaencoder", 0,
"VA Encoder"));
enum
{
PROP_DISPLAY = 1,
PROP_PROFILE,
PROP_ENTRYPOINT,
PROP_WIDTH,
PROP_HEIGHT,
PROP_CHROMA,
PROP_CODED_BUF_SIZE,
N_PROPERTIES
};
static GParamSpec *g_properties[N_PROPERTIES];
static gboolean
_destroy_buffer (GstVaDisplay * display, VABufferID buffer)
{
VAStatus status;
gboolean ret = TRUE;
VADisplay dpy = gst_va_display_get_va_dpy (display);
status = vaDestroyBuffer (dpy, buffer);
if (status != VA_STATUS_SUCCESS) {
ret = FALSE;
GST_WARNING ("Failed to destroy the buffer: %s", vaErrorStr (status));
}
return ret;
}
static VABufferID
_create_buffer (GstVaEncoder * self, gint type, gpointer data, gsize size)
{
VAStatus status;
VADisplay dpy = gst_va_display_get_va_dpy (self->display);
VABufferID buffer;
VAContextID context;
GST_OBJECT_LOCK (self);
context = self->context;
GST_OBJECT_UNLOCK (self);
dpy = gst_va_display_get_va_dpy (self->display);
status = vaCreateBuffer (dpy, context, type, size, 1, data, &buffer);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "vaCreateBuffer: %s", vaErrorStr (status));
return VA_INVALID_ID;
}
return buffer;
}
static void
gst_va_encoder_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstVaEncoder *self = GST_VA_ENCODER (object);
GST_OBJECT_LOCK (self);
switch (prop_id) {
case PROP_DISPLAY:{
g_assert (!self->display);
self->display = g_value_dup_object (value);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (self);
}
static void
gst_va_encoder_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstVaEncoder *self = GST_VA_ENCODER (object);
GST_OBJECT_LOCK (self);
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_object (value, self->display);
break;
case PROP_PROFILE:
g_value_set_int (value, self->profile);
break;
case PROP_ENTRYPOINT:
g_value_set_int (value, self->entrypoint);
break;
case PROP_CHROMA:
g_value_set_uint (value, self->rt_format);
break;
case PROP_WIDTH:
g_value_set_int (value, self->coded_width);
break;
case PROP_HEIGHT:
g_value_set_int (value, self->coded_height);
break;
case PROP_CODED_BUF_SIZE:
g_value_set_int (value, self->codedbuf_size);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (self);
}
static void
gst_va_encoder_init (GstVaEncoder * self)
{
self->profile = VAProfileNone;
self->entrypoint = 0;
self->config = VA_INVALID_ID;
self->context = VA_INVALID_ID;
self->rt_format = 0;
self->coded_width = 0;
self->coded_height = 0;
self->codedbuf_size = 0;
g_clear_pointer (&self->recon_pool, gst_object_unref);
}
static inline gboolean
_is_open_unlocked (GstVaEncoder * self)
{
return (self->config != VA_INVALID_ID && self->profile != VAProfileNone);
}
gboolean
gst_va_encoder_is_open (GstVaEncoder * self)
{
gboolean ret;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
GST_OBJECT_LOCK (self);
ret = _is_open_unlocked (self);
GST_OBJECT_UNLOCK (self);
return ret;
}
gboolean
gst_va_encoder_close (GstVaEncoder * self)
{
VADisplay dpy;
VAStatus status;
VAConfigID config = VA_INVALID_ID;
VAContextID context = VA_INVALID_ID;
GstBufferPool *recon_pool = NULL;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (!gst_va_encoder_is_open (self))
return TRUE;
gst_va_encoder_reset_global_params (self);
GST_OBJECT_LOCK (self);
config = self->config;
context = self->context;
recon_pool = self->recon_pool;
self->recon_pool = NULL;
g_clear_pointer (&self->params, g_array_unref);
gst_va_encoder_init (self);
GST_OBJECT_UNLOCK (self);
gst_buffer_pool_set_active (recon_pool, FALSE);
g_clear_pointer (&recon_pool, gst_object_unref);
dpy = gst_va_display_get_va_dpy (self->display);
if (context != VA_INVALID_ID) {
status = vaDestroyContext (dpy, context);
if (status != VA_STATUS_SUCCESS)
GST_ERROR_OBJECT (self, "vaDestroyContext: %s", vaErrorStr (status));
}
status = vaDestroyConfig (dpy, config);
if (status != VA_STATUS_SUCCESS)
GST_ERROR_OBJECT (self, "vaDestroyConfig: %s", vaErrorStr (status));
gst_caps_replace (&self->srcpad_caps, NULL);
gst_caps_replace (&self->sinkpad_caps, NULL);
return TRUE;
}
static GArray *
_get_surface_formats (GstVaDisplay * display, VAConfigID config)
{
GArray *formats;
GstVideoFormat format;
VASurfaceAttrib *attribs;
guint i, attrib_count;
attribs = gst_va_get_surface_attribs (display, config, &attrib_count);
if (!attribs)
return NULL;
formats = g_array_new (FALSE, FALSE, sizeof (GstVideoFormat));
for (i = 0; i < attrib_count; i++) {
if (attribs[i].value.type != VAGenericValueTypeInteger)
continue;
switch (attribs[i].type) {
case VASurfaceAttribPixelFormat:
format = gst_va_video_format_from_va_fourcc (attribs[i].value.value.i);
if (format != GST_VIDEO_FORMAT_UNKNOWN)
g_array_append_val (formats, format);
break;
default:
break;
}
}
g_free (attribs);
if (formats->len == 0) {
g_array_unref (formats);
return NULL;
}
return formats;
}
static GstBufferPool *
_create_reconstruct_pool (GstVaDisplay * display, GArray * surface_formats,
GstVideoFormat format, gint coded_width, gint coded_height, guint max_num)
{
GstAllocator *allocator = NULL;
guint usage_hint = VA_SURFACE_ATTRIB_USAGE_HINT_ENCODER;
GstVideoInfo info;
GstAllocationParams params = { 0, };
GstBufferPool *pool;
guint size;
GstCaps *caps = NULL;
gst_video_info_set_format (&info, format, coded_width, coded_height);
size = GST_VIDEO_INFO_SIZE (&info);
caps = gst_video_info_to_caps (&info);
gst_caps_set_features_simple (caps,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_VA));
allocator = gst_va_allocator_new (display, surface_formats);
if (!gst_va_allocator_set_format (allocator, &info, usage_hint)) {
gst_clear_object (&allocator);
gst_clear_caps (&caps);
return NULL;
}
gst_allocation_params_init (&params);
pool = gst_va_pool_new_with_config (caps, size, 1, max_num,
usage_hint, allocator, &params);
gst_clear_object (&allocator);
gst_clear_caps (&caps);
return pool;
}
gboolean
gst_va_encoder_open (GstVaEncoder * self, VAProfile profile,
VAEntrypoint entrypoint, GstVideoFormat video_format, guint rt_format,
gint coded_width, gint coded_height, gint codedbuf_size,
guint reconstruct_buffer_num, guint rc_ctrl, guint32 packed_headers)
{
/* *INDENT-OFF* */
VAConfigAttrib attribs[3] = {
{ .type = VAConfigAttribRTFormat, .value = rt_format, },
{ .type = VAConfigAttribRateControl, .value = rc_ctrl, },
};
/* *INDENT-ON* */
VAConfigID config = VA_INVALID_ID;
VAContextID context = VA_INVALID_ID;
VADisplay dpy;
GPtrArray *reconstruct_buffers = NULL;
GArray *surfaces = NULL;
GArray *surface_formats = NULL;
VAStatus status;
GstBufferPool *recon_pool = NULL;
guint i, attrib_idx = 2;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
g_return_val_if_fail (reconstruct_buffer_num > 0, FALSE);
g_return_val_if_fail (codedbuf_size > 0, FALSE);
if (gst_va_encoder_is_open (self))
return TRUE;
if (!gst_va_encoder_has_profile_and_entrypoint (self, profile, entrypoint)) {
GST_ERROR_OBJECT (self, "Unsupported profile: %d, entrypoint: %d",
profile, entrypoint);
return FALSE;
}
if (packed_headers > 0) {
attribs[attrib_idx].type = VAConfigAttribEncPackedHeaders;
attribs[attrib_idx].value = packed_headers;
attrib_idx++;
}
dpy = gst_va_display_get_va_dpy (self->display);
status = vaCreateConfig (dpy, profile, entrypoint, attribs, attrib_idx,
&config);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "vaCreateConfig: %s", vaErrorStr (status));
goto error;
}
surface_formats = _get_surface_formats (self->display, config);
if (!surface_formats) {
GST_ERROR_OBJECT (self, "Failed to get surface formats");
goto error;
}
recon_pool = _create_reconstruct_pool (self->display, surface_formats,
video_format, coded_width, coded_height, reconstruct_buffer_num);
if (!recon_pool) {
GST_ERROR_OBJECT (self, "Failed to create reconstruct pool");
goto error;
}
gst_buffer_pool_set_active (recon_pool, TRUE);
/* Create VA surfaces list for vaCreateContext() */
surfaces = g_array_sized_new (FALSE, FALSE, sizeof (VASurfaceID),
reconstruct_buffer_num);
if (!surfaces)
goto error;
reconstruct_buffers = g_ptr_array_sized_new (reconstruct_buffer_num);
if (!reconstruct_buffers)
goto error;
g_ptr_array_set_free_func (reconstruct_buffers,
(GDestroyNotify) gst_buffer_unref);
/* The encoder need to binding all reconstruct surface when create contex,
we have to allocate them all here. */
for (i = 0; i < reconstruct_buffer_num; i++) {
GstBuffer *buffer;
VASurfaceID surface_id;
GstFlowReturn ret;
GstBufferPoolAcquireParams buffer_pool_params = { 0, };
buffer_pool_params.flags = GST_BUFFER_POOL_ACQUIRE_FLAG_DONTWAIT;
ret = gst_buffer_pool_acquire_buffer (recon_pool, &buffer,
&buffer_pool_params);
if (ret != GST_FLOW_OK) {
GST_ERROR_OBJECT (self, "Failed to create the reconstruct picture.");
goto error;
}
surface_id = gst_va_buffer_get_surface (buffer);
g_assert (surface_id != VA_INVALID_ID);
g_ptr_array_add (reconstruct_buffers, buffer);
g_array_append_val (surfaces, surface_id);
}
g_assert (surfaces->len == reconstruct_buffer_num);
status = vaCreateContext (dpy, config, coded_width, coded_height,
VA_PROGRESSIVE, (VASurfaceID *) surfaces->data, reconstruct_buffer_num,
&context);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "vaCreateConfig: %s", vaErrorStr (status));
goto error;
}
g_clear_pointer (&surfaces, g_array_unref);
g_clear_pointer (&reconstruct_buffers, g_ptr_array_unref);
GST_OBJECT_LOCK (self);
self->config = config;
self->context = context;
self->profile = profile;
self->entrypoint = entrypoint;
self->rt_format = rt_format;
self->coded_width = coded_width;
self->coded_height = coded_height;
self->codedbuf_size = codedbuf_size;
self->params = g_array_sized_new (FALSE, FALSE, sizeof (VABufferID), 8);
gst_object_replace ((GstObject **) & self->recon_pool,
(GstObject *) recon_pool);
GST_OBJECT_UNLOCK (self);
g_clear_pointer (&recon_pool, gst_object_unref);
/* now we should return now only this profile's caps */
gst_caps_replace (&self->srcpad_caps, NULL);
return TRUE;
error:
g_clear_pointer (&surfaces, g_array_unref);
g_clear_pointer (&reconstruct_buffers, g_ptr_array_unref);
g_clear_pointer (&recon_pool, gst_object_unref);
if (config == VA_INVALID_ID)
vaDestroyConfig (dpy, config);
if (context == VA_INVALID_ID)
vaDestroyContext (dpy, context);
return FALSE;
}
static void
gst_va_encoder_dispose (GObject * object)
{
GstVaEncoder *self = GST_VA_ENCODER (object);
gst_va_encoder_close (self);
g_clear_pointer (&self->available_profiles, g_array_unref);
gst_clear_object (&self->display);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_va_encoder_class_init (GstVaEncoderClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->set_property = gst_va_encoder_set_property;
gobject_class->get_property = gst_va_encoder_get_property;
gobject_class->dispose = gst_va_encoder_dispose;
g_properties[PROP_DISPLAY] =
g_param_spec_object ("display", "GstVaDisplay", "GstVADisplay object",
GST_TYPE_VA_DISPLAY,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
g_properties[PROP_PROFILE] =
g_param_spec_int ("va-profile", "VAProfile", "VA Profile",
VAProfileNone, 50, VAProfileNone,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_properties[PROP_ENTRYPOINT] =
g_param_spec_int ("va-entrypoint", "VAEntrypoint", "VA Entrypoint",
0, 14, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_properties[PROP_CHROMA] =
g_param_spec_uint ("va-rt-format", "VARTFormat", "VA RT Fromat or chroma",
VA_RT_FORMAT_YUV420, VA_RT_FORMAT_PROTECTED, VA_RT_FORMAT_YUV420,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_properties[PROP_WIDTH] =
g_param_spec_int ("coded-width", "coded-picture-width",
"coded picture width", 0, G_MAXINT, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_properties[PROP_HEIGHT] =
g_param_spec_int ("coded-height", "coded-picture-height",
"coded picture height", 0, G_MAXINT, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_properties[PROP_CODED_BUF_SIZE] =
g_param_spec_int ("coded-buf-size", "coded-buffer-size",
"coded buffer size", 0, G_MAXINT, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (gobject_class, N_PROPERTIES, g_properties);
}
static gboolean
gst_va_encoder_initialize (GstVaEncoder * self, guint32 codec)
{
GArray *enc_profiles = NULL;
gint i;
if (self->available_profiles)
return FALSE;
enc_profiles = gst_va_display_get_profiles (self->display, codec,
VAEntrypointEncSlice);
if (!enc_profiles)
return FALSE;
self->available_profiles =
g_array_new (FALSE, FALSE, sizeof (GstVaProfileConfig));
if (enc_profiles) {
for (i = 0; i < enc_profiles->len; i++) {
GstVaProfileConfig config;
config.profile = g_array_index (enc_profiles, VAProfile, i);
config.entrypoints = VA_ENTRYPOINT_FLAG (EncSlice);
g_array_append_val (self->available_profiles, config);
}
}
g_clear_pointer (&enc_profiles, g_array_unref);
if (self->available_profiles->len == 0)
return FALSE;
return TRUE;
}
GstVaEncoder *
gst_va_encoder_new (GstVaDisplay * display, guint32 codec)
{
GstVaEncoder *self;
g_return_val_if_fail (GST_IS_VA_DISPLAY (display), NULL);
self = g_object_new (GST_TYPE_VA_ENCODER, "display", display, NULL);
if (!gst_va_encoder_initialize (self, codec))
gst_clear_object (&self);
return self;
}
gboolean
gst_va_encoder_has_profile_and_entrypoint (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
GstVaProfileConfig *config;
gint i;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (profile == VAProfileNone)
return FALSE;
for (i = 0; i < self->available_profiles->len; i++) {
config = &g_array_index (self->available_profiles, GstVaProfileConfig, i);
if (config->profile == profile) {
if (entrypoint == 0)
break;
if (config->entrypoints & (1U << entrypoint))
break;
}
}
if (i == self->available_profiles->len)
return FALSE;
return TRUE;
}
gint32
gst_va_encoder_get_max_slice_num (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribEncMaxSlices };
g_return_val_if_fail (GST_IS_VA_ENCODER (self), -1);
if (profile == VAProfileNone)
return -1;
if (entrypoint != VAEntrypointEncSlice)
return -1;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "Failed to query encoding slices: %s",
vaErrorStr (status));
return -1;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support encoding picture as "
"multiple slices");
return -1;
}
return attrib.value;
}
gboolean
gst_va_encoder_get_max_num_reference (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint,
guint32 * list0, guint32 * list1)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribEncMaxRefFrames };
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (profile == VAProfileNone)
return FALSE;
if (entrypoint != VAEntrypointEncSlice)
return FALSE;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "Failed to query reference frames: %s",
vaErrorStr (status));
return FALSE;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
if (list0)
*list0 = 0;
if (list1)
*list1 = 0;
return TRUE;
}
if (list0)
*list0 = attrib.value & 0xffff;
if (list1)
*list1 = (attrib.value >> 16) & 0xffff;
return TRUE;
}
guint32
gst_va_encoder_get_rate_control_mode (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribRateControl };
g_return_val_if_fail (GST_IS_VA_ENCODER (self), 0);
if (profile == VAProfileNone)
return 0;
if (entrypoint != VAEntrypointEncSlice)
return 0;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "Failed to query rate control mode: %s",
vaErrorStr (status));
return 0;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support any rate control modes");
return 0;
}
return attrib.value;
}
guint32
gst_va_encoder_get_quality_level (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribEncQualityRange };
g_return_val_if_fail (GST_IS_VA_ENCODER (self), 0);
if (profile == VAProfileNone)
return 0;
if (entrypoint != VAEntrypointEncSlice)
return 0;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "Failed to query the quality level: %s",
vaErrorStr (status));
return 0;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support quality attribute");
return 0;
}
return attrib.value;
}
gboolean
gst_va_encoder_has_trellis (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribEncQuantization };
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (profile == VAProfileNone)
return FALSE;
if (entrypoint != VAEntrypointEncSlice)
return FALSE;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "Failed to query the trellis: %s",
vaErrorStr (status));
return FALSE;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support trellis");
return FALSE;
}
return attrib.value & VA_ENC_QUANTIZATION_TRELLIS_SUPPORTED;
}
guint32
gst_va_encoder_get_rtformat (GstVaEncoder * self,
VAProfile profile, VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribRTFormat };
if (profile == VAProfileNone)
return 0;
if (entrypoint != VAEntrypointEncSlice)
return 0;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "Failed to query rt format: %s",
vaErrorStr (status));
return 0;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support any rt format");
return 0;
}
return attrib.value;
}
guint32
gst_va_encoder_get_packed_headers (GstVaEncoder * self, VAProfile profile,
VAEntrypoint entrypoint)
{
VAStatus status;
VADisplay dpy;
VAConfigAttrib attrib = {.type = VAConfigAttribEncPackedHeaders };
if (profile == VAProfileNone)
return 0;
if (entrypoint != VAEntrypointEncSlice)
return 0;
dpy = gst_va_display_get_va_dpy (self->display);
status = vaGetConfigAttributes (dpy, profile, entrypoint, &attrib, 1);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "Failed to query packed headers: %s",
vaErrorStr (status));
return 0;
}
if (attrib.value == VA_ATTRIB_NOT_SUPPORTED) {
GST_WARNING_OBJECT (self, "Driver does not support any packed headers");
return 0;
}
return attrib.value;
}
/* Add packed header such as SPS, PPS, SEI, etc. If adding slice header,
it is attached to the last slice parameter. */
gboolean
gst_va_encoder_add_packed_header (GstVaEncoder * self, GstVaEncodePicture * pic,
gint type, gpointer data, gsize size_in_bits, gboolean has_emulation_bytes)
{
VABufferID buffer;
VAEncPackedHeaderParameterBuffer param = {
.type = type,
.bit_length = size_in_bits,
.has_emulation_bytes = has_emulation_bytes,
};
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
g_return_val_if_fail (self->context != VA_INVALID_ID, FALSE);
g_return_val_if_fail (pic && data && size_in_bits > 0, FALSE);
g_return_val_if_fail (type >= VAEncPackedHeaderSequence
&& type <= VAEncPackedHeaderRawData, FALSE);
if (!gst_va_encoder_is_open (self)) {
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return FALSE;
}
buffer = _create_buffer (self, VAEncPackedHeaderParameterBufferType, &param,
sizeof (param));
if (buffer == VA_INVALID_ID)
return FALSE;
g_array_append_val (pic->params, buffer);
buffer = _create_buffer (self, VAEncPackedHeaderDataBufferType, data,
(size_in_bits + 7) / 8);
if (buffer == VA_INVALID_ID)
return FALSE;
g_array_append_val (pic->params, buffer);
return TRUE;
}
gboolean
gst_va_encoder_add_param (GstVaEncoder * self, GstVaEncodePicture * pic,
VABufferType type, gpointer data, gsize size)
{
VABufferID buffer;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
g_return_val_if_fail (self->context != VA_INVALID_ID, FALSE);
g_return_val_if_fail (pic && data && size > 0, FALSE);
if (!gst_va_encoder_is_open (self)) {
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return FALSE;
}
buffer = _create_buffer (self, type, data, size);
if (buffer == VA_INVALID_ID)
return FALSE;
g_array_append_val (pic->params, buffer);
return TRUE;
}
gboolean
gst_va_encoder_add_global_param (GstVaEncoder * self, VABufferType type,
gpointer data, gsize size)
{
VABufferID buffer;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
g_return_val_if_fail (self->context != VA_INVALID_ID, FALSE);
g_return_val_if_fail (data && size > 0, FALSE);
if (!gst_va_encoder_is_open (self)) {
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return FALSE;
}
buffer = _create_buffer (self, type, data, size);
if (buffer == VA_INVALID_ID)
return FALSE;
GST_OBJECT_LOCK (self);
self->params = g_array_append_val (self->params, buffer);
GST_OBJECT_UNLOCK (self);
return TRUE;
}
gboolean
gst_va_encoder_reset_global_params (GstVaEncoder * self)
{
guint i;
gboolean ret = TRUE;
GArray *params;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
g_return_val_if_fail (self->context != VA_INVALID_ID, FALSE);
GST_OBJECT_LOCK (self);
if (!_is_open_unlocked (self)) {
GST_OBJECT_UNLOCK (self);
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return TRUE;
}
params = g_array_copy (self->params);
self->params = g_array_set_size (self->params, 0);
GST_OBJECT_UNLOCK (self);
for (i = 0; i < params->len; i++) {
VABufferID buffer;
buffer = g_array_index (params, VABufferID, i);
ret &= _destroy_buffer (self->display, buffer);
}
g_array_unref (params);
return ret;
}
GArray *
gst_va_encoder_get_surface_formats (GstVaEncoder * self)
{
g_return_val_if_fail (GST_IS_VA_ENCODER (self), NULL);
if (!gst_va_encoder_is_open (self))
return NULL;
return _get_surface_formats (self->display, self->config);
}
static gboolean
_get_codec_caps (GstVaEncoder * self)
{
GstCaps *sinkpad_caps = NULL, *srcpad_caps = NULL;
if (!gst_va_encoder_is_open (self)
&& GST_IS_VA_DISPLAY_WRAPPED (self->display)) {
if (gst_va_caps_from_profiles (self->display, self->available_profiles,
VAEntrypointEncSlice, &sinkpad_caps, &srcpad_caps)) {
gst_caps_replace (&self->sinkpad_caps, sinkpad_caps);
gst_caps_replace (&self->srcpad_caps, srcpad_caps);
gst_caps_unref (srcpad_caps);
gst_caps_unref (sinkpad_caps);
return TRUE;
}
}
return FALSE;
}
GstCaps *
gst_va_encoder_get_sinkpad_caps (GstVaEncoder * self)
{
GstCaps *sinkpad_caps = NULL;
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (g_atomic_pointer_get (&self->sinkpad_caps))
return gst_caps_ref (self->sinkpad_caps);
if (_get_codec_caps (self))
return gst_caps_ref (self->sinkpad_caps);
if (gst_va_encoder_is_open (self)) {
sinkpad_caps = gst_va_create_raw_caps_from_config (self->display,
self->config);
gst_caps_replace (&self->sinkpad_caps, sinkpad_caps);
gst_caps_unref (sinkpad_caps);
return gst_caps_ref (self->sinkpad_caps);
}
return NULL;
}
GstCaps *
gst_va_encoder_get_srcpad_caps (GstVaEncoder * self)
{
g_return_val_if_fail (GST_IS_VA_ENCODER (self), FALSE);
if (g_atomic_pointer_get (&self->srcpad_caps))
return gst_caps_ref (self->srcpad_caps);
if (_get_codec_caps (self))
return gst_caps_ref (self->srcpad_caps);
if (gst_va_encoder_is_open (self)) {
VAProfile profile;
VAEntrypoint entrypoint;
GstCaps *caps;
GST_OBJECT_LOCK (self);
profile = self->profile;
entrypoint = self->entrypoint;
GST_OBJECT_UNLOCK (self);
caps = gst_va_create_coded_caps (self->display, profile, entrypoint, NULL);
if (caps) {
gst_caps_replace (&self->srcpad_caps, caps);
return gst_caps_ref (self->srcpad_caps);
}
}
return NULL;
}
static gboolean
_destroy_all_buffers (GstVaEncodePicture * pic)
{
VABufferID buffer;
guint i;
gboolean ret = TRUE;
g_return_val_if_fail (GST_IS_VA_DISPLAY (pic->display), FALSE);
for (i = 0; i < pic->params->len; i++) {
buffer = g_array_index (pic->params, VABufferID, i);
ret &= _destroy_buffer (pic->display, buffer);
}
pic->params = g_array_set_size (pic->params, 0);
return ret;
}
gboolean
gst_va_encoder_encode (GstVaEncoder * self, GstVaEncodePicture * pic)
{
VADisplay dpy;
VAStatus status;
VASurfaceID surface;
VAContextID context;
gboolean ret = FALSE;
guint orig_len;
g_return_val_if_fail (pic, FALSE);
GST_OBJECT_LOCK (self);
if (!_is_open_unlocked (self)) {
GST_OBJECT_UNLOCK (self);
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return FALSE;
}
context = self->context;
GST_OBJECT_UNLOCK (self);
surface = gst_va_encode_picture_get_raw_surface (pic);
if (surface == VA_INVALID_ID) {
GST_ERROR_OBJECT (self, "Encode picture without valid raw surface");
goto bail;
}
GST_TRACE_OBJECT (self, "Encode the surface %#x", surface);
dpy = gst_va_display_get_va_dpy (self->display);
status = vaBeginPicture (dpy, context, surface);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "vaBeginPicture: %s", vaErrorStr (status));
goto bail;
}
GST_OBJECT_LOCK (self);
orig_len = self->params->len;
self->params = g_array_append_vals (self->params, pic->params->data,
pic->params->len);
GST_OBJECT_UNLOCK (self);
if (pic->params->len > 0) {
status = vaRenderPicture (dpy, context, (VABufferID *) self->params->data,
self->params->len);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING_OBJECT (self, "vaRenderPicture: %s", vaErrorStr (status));
goto fail_end_pic;
}
}
status = vaEndPicture (dpy, context);
ret = (status == VA_STATUS_SUCCESS);
if (!ret)
GST_WARNING_OBJECT (self, "vaEndPicture: %s", vaErrorStr (status));
self->params = g_array_set_size (self->params, orig_len);
bail:
_destroy_all_buffers (pic);
return ret;
fail_end_pic:
{
self->params = g_array_set_size (self->params, orig_len);
status = vaEndPicture (dpy, context);
ret = FALSE;
goto bail;
}
}
VASurfaceID
gst_va_encode_picture_get_reconstruct_surface (GstVaEncodePicture * pic)
{
g_return_val_if_fail (pic, VA_INVALID_ID);
g_return_val_if_fail (pic->reconstruct_buffer, VA_INVALID_ID);
return gst_va_buffer_get_surface (pic->reconstruct_buffer);
}
VASurfaceID
gst_va_encode_picture_get_raw_surface (GstVaEncodePicture * pic)
{
g_return_val_if_fail (pic, VA_INVALID_ID);
g_return_val_if_fail (pic->raw_buffer, VA_INVALID_ID);
return gst_va_buffer_get_surface (pic->raw_buffer);
}
gint
gst_va_encode_picture_get_coded_size (GstVaEncodePicture * pic)
{
VADisplay dpy;
VACodedBufferSegment *segment_list;
VACodedBufferSegment *segment;
VAStatus status;
gint size;
g_return_val_if_fail (pic, -1);
g_return_val_if_fail (pic->coded_buffer != VA_INVALID_ID, -1);
dpy = gst_va_display_get_va_dpy (pic->display);
status = vaMapBuffer (dpy, pic->coded_buffer, (gpointer *) & segment_list);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("coded buffer vaMapBuffer: %s", vaErrorStr (status));
return -1;
}
if (!segment_list) {
GST_WARNING ("coded buffer has no segment list");
return -1;
}
size = 0;
for (segment = segment_list; segment != NULL; segment = segment->next)
size += segment->size;
status = vaUnmapBuffer (dpy, pic->coded_buffer);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("coded buffer vaUnmapBuffer: %s", vaErrorStr (status));
return -1;
}
return size;
}
gboolean
gst_va_encode_picture_copy_coded_data (GstVaEncodePicture * pic,
GstBuffer * dest)
{
VADisplay dpy;
VACodedBufferSegment *segment_list;
VACodedBufferSegment *segment;
VAStatus status;
goffset offset;
gsize size;
g_return_val_if_fail (pic, FALSE);
g_return_val_if_fail (dest && GST_IS_BUFFER (dest), FALSE);
g_return_val_if_fail (pic->coded_buffer != VA_INVALID_ID, FALSE);
dpy = gst_va_display_get_va_dpy (pic->display);
status = vaMapBuffer (dpy, pic->coded_buffer, (gpointer *) & segment_list);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("coded buffer vaMapBuffer: %s", vaErrorStr (status));
return FALSE;
}
if (!segment_list) {
GST_WARNING ("coded buffer has no segment list");
return FALSE;
}
offset = 0;
for (segment = segment_list; segment != NULL; segment = segment->next) {
size = gst_buffer_fill (dest, offset, segment->buf, segment->size);
if (size != segment->size) {
GST_WARNING ("Segment size is %d, but copied %" G_GSIZE_FORMAT,
segment->size, size);
break;
}
offset += segment->size;
}
status = vaUnmapBuffer (dpy, pic->coded_buffer);
if (status != VA_STATUS_SUCCESS)
GST_WARNING ("coded buffer vaUnmapBuffer: %s", vaErrorStr (status));
return TRUE;
}
GstVaEncodePicture *
gst_va_encode_picture_new (GstVaEncoder * self, GstBuffer * raw_buffer)
{
GstVaEncodePicture *pic;
VABufferID coded_buffer;
VADisplay dpy;
VAStatus status;
gint codedbuf_size;
GstBufferPool *recon_pool = NULL;
GstBuffer *reconstruct_buffer = NULL;
GstFlowReturn ret;
GstBufferPoolAcquireParams buffer_pool_params = {
.flags = GST_BUFFER_POOL_ACQUIRE_FLAG_DONTWAIT,
};
g_return_val_if_fail (self && GST_IS_VA_ENCODER (self), NULL);
g_return_val_if_fail (raw_buffer && GST_IS_BUFFER (raw_buffer), NULL);
GST_OBJECT_LOCK (self);
if (!_is_open_unlocked (self)) {
GST_OBJECT_UNLOCK (self);
GST_ERROR_OBJECT (self, "encoder has not been opened yet");
return NULL;
}
if (self->codedbuf_size <= 0) {
GST_ERROR_OBJECT (self, "codedbuf_size: %d, is invalid",
self->codedbuf_size);
GST_OBJECT_UNLOCK (self);
return NULL;
}
codedbuf_size = self->codedbuf_size;
recon_pool = gst_object_ref (self->recon_pool);
GST_OBJECT_UNLOCK (self);
ret = gst_buffer_pool_acquire_buffer (self->recon_pool, &reconstruct_buffer,
&buffer_pool_params);
gst_clear_object (&recon_pool);
if (ret != GST_FLOW_OK) {
GST_ERROR_OBJECT (self, "Failed to create the reconstruct picture");
gst_clear_buffer (&reconstruct_buffer);
return NULL;
}
dpy = gst_va_display_get_va_dpy (self->display);
status = vaCreateBuffer (dpy, self->context, VAEncCodedBufferType,
codedbuf_size, 1, NULL, &coded_buffer);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR_OBJECT (self, "vaCreateBuffer: %s", vaErrorStr (status));
gst_clear_buffer (&reconstruct_buffer);
return NULL;
}
pic = g_slice_new (GstVaEncodePicture);
pic->raw_buffer = gst_buffer_ref (raw_buffer);
pic->reconstruct_buffer = reconstruct_buffer;
pic->display = gst_object_ref (self->display);
pic->coded_buffer = coded_buffer;
pic->params = g_array_sized_new (FALSE, FALSE, sizeof (VABufferID), 8);
return pic;
}
void
gst_va_encode_picture_free (GstVaEncodePicture * pic)
{
g_return_if_fail (pic);
_destroy_all_buffers (pic);
if (pic->coded_buffer != VA_INVALID_ID)
_destroy_buffer (pic->display, pic->coded_buffer);
gst_buffer_unref (pic->raw_buffer);
gst_buffer_unref (pic->reconstruct_buffer);
g_clear_pointer (&pic->params, g_array_unref);
gst_clear_object (&pic->display);
g_slice_free (GstVaEncodePicture, pic);
}