gstreamer/subprojects/gst-plugins-bad/sys/va/plugin.c

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/* GStreamer
* Copyright (C) 2020 Igalia, S.L.
* 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.
*/
/**
* plugin-va:
*
* Since: 1.18
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstvaav1dec.h"
#include "gstvacaps.h"
#include "gstvacompositor.h"
#include "gstvadeinterlace.h"
#include "gstvadevice.h"
#include "gstvafilter.h"
#include "gstvah264dec.h"
#include "gstvah264enc.h"
#include "gstvah265dec.h"
#include "gstvah265enc.h"
#include "gstvajpegdec.h"
#include "gstvampeg2dec.h"
#include "gstvaprofile.h"
#include "gstvavp8dec.h"
#include "gstvavp9dec.h"
#include "gstvavpp.h"
#define GST_CAT_DEFAULT gstva_debug
GST_DEBUG_CATEGORY (gstva_debug);
#ifdef G_OS_WIN32
/* Windows support is still experimental */
#define GST_VA_RANK_PRIMARY GST_RANK_NONE
#else
#define GST_VA_RANK_PRIMARY (GST_RANK_PRIMARY + 1)
#endif
static void
plugin_add_dependencies (GstPlugin * plugin)
{
#ifndef G_OS_WIN32
const gchar *env_vars[] = { "LIBVA_DRIVER_NAME", "GST_VA_ALL_DRIVERS", NULL };
const gchar *kernel_paths[] = { "/dev/dri", NULL };
const gchar *kernel_names[] = { "renderD", NULL };
/* features get updated upon changes in /dev/dri/renderD* */
gst_plugin_add_dependency (plugin, NULL, kernel_paths, kernel_names,
GST_PLUGIN_DEPENDENCY_FLAG_FILE_NAME_IS_PREFIX);
/* features get updated upon changes on LIBVA_DRIVER_NAME and
* GST_VA_ALL_DRIVERS envvar */
gst_plugin_add_dependency (plugin, env_vars, NULL, NULL,
GST_PLUGIN_DEPENDENCY_FLAG_NONE);
/* features get updated upon changes in default VA drivers
* directory */
gst_plugin_add_dependency_simple (plugin, "LIBVA_DRIVERS_PATH",
LIBVA_DRIVERS_PATH, "_drv_video.so",
GST_PLUGIN_DEPENDENCY_FLAG_FILE_NAME_IS_SUFFIX |
GST_PLUGIN_DEPENDENCY_FLAG_PATHS_ARE_DEFAULT_ONLY);
#endif
}
static void
plugin_register_decoders (GstPlugin * plugin, GstVaDevice * device,
GHashTable * decoders)
{
GHashTableIter iter;
gpointer key, value;
g_hash_table_iter_init (&iter, decoders);
while (g_hash_table_iter_next (&iter, &key, &value)) {
guint32 codec = *((gint64 *) key);
GArray *profiles = (GArray *) value;
GstCaps *sinkcaps = NULL, *srccaps = NULL;
if (!profiles || profiles->len == 0)
continue;
if (!gst_va_caps_from_profiles (device->display, profiles, VAEntrypointVLD,
&sinkcaps, &srccaps))
continue;
GST_LOG ("%d decoder codec: %" GST_FOURCC_FORMAT, profiles->len,
GST_FOURCC_ARGS (codec));
GST_LOG ("sink caps: %" GST_PTR_FORMAT, sinkcaps);
GST_LOG ("src caps: %" GST_PTR_FORMAT, srccaps);
switch (codec) {
case H264:
if (!gst_va_h264_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register H264 decoder: %s",
device->render_device_path);
}
break;
case HEVC:
if (!gst_va_h265_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register H265 decoder: %s",
device->render_device_path);
}
break;
case VP8:
if (!gst_va_vp8_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register VP8 decoder: %s",
device->render_device_path);
}
break;
case VP9:
if (!gst_va_vp9_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register VP9 decoder: %s",
device->render_device_path);
}
break;
case MPEG2:
if (!gst_va_mpeg2_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register Mpeg2 decoder: %s",
device->render_device_path);
}
break;
case AV1:
if (!gst_va_av1_dec_register (plugin, device, sinkcaps, srccaps,
GST_VA_RANK_PRIMARY)) {
GST_WARNING ("Failed to register AV1 decoder: %s",
device->render_device_path);
}
break;
case JPEG:
if (!gst_va_jpeg_dec_register (plugin, device, sinkcaps, srccaps,
GST_RANK_NONE)) {
GST_WARNING ("Failed to register JPEG decoder: %s",
device->render_device_path);
}
break;
default:
GST_DEBUG ("No decoder implementation for %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (codec));
break;
}
gst_caps_unref (srccaps);
gst_caps_unref (sinkcaps);
}
}
static void
plugin_register_encoders (GstPlugin * plugin, GstVaDevice * device,
GHashTable * encoders, VAEntrypoint entrypoint)
{
GHashTableIter iter;
gpointer key, value;
g_hash_table_iter_init (&iter, encoders);
while (g_hash_table_iter_next (&iter, &key, &value)) {
guint32 codec = *((gint64 *) key);
GArray *profiles = (GArray *) value;
GstCaps *sinkcaps = NULL, *srccaps = NULL;
if (!profiles || profiles->len == 0)
continue;
if (!gst_va_caps_from_profiles (device->display, profiles, entrypoint,
&srccaps, &sinkcaps))
continue;
GST_LOG ("%d encoder %scodec: %" GST_FOURCC_FORMAT, profiles->len,
(entrypoint == VAEntrypointEncSliceLP) ? "low power " : "",
GST_FOURCC_ARGS (codec));
GST_LOG ("sink caps: %" GST_PTR_FORMAT, sinkcaps);
GST_LOG ("src caps: %" GST_PTR_FORMAT, srccaps);
switch (codec) {
case H264:
if (!gst_va_h264_enc_register (plugin, device, sinkcaps, srccaps,
GST_RANK_NONE, entrypoint)) {
GST_WARNING ("Failed to register H264 encoder: %s",
device->render_device_path);
}
break;
case HEVC:
if (!gst_va_h265_enc_register (plugin, device, sinkcaps, srccaps,
GST_RANK_NONE, entrypoint)) {
GST_WARNING ("Failed to register H265 encoder: %s",
device->render_device_path);
}
break;
default:
GST_DEBUG ("No encoder implementation for %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (codec));
break;
}
gst_caps_unref (srccaps);
gst_caps_unref (sinkcaps);
}
}
static void
plugin_register_vpp (GstPlugin * plugin, GstVaDevice * device)
{
GstVaFilter *filter;
gboolean has_colorbalance, has_deinterlace, has_compose;
has_colorbalance = FALSE;
has_deinterlace = FALSE;
has_compose = FALSE;
filter = gst_va_filter_new (device->display);
if (gst_va_filter_open (filter)) {
has_colorbalance =
gst_va_filter_has_filter (filter, VAProcFilterColorBalance);
has_deinterlace =
gst_va_filter_has_filter (filter, VAProcFilterDeinterlacing);
has_compose = gst_va_filter_has_compose (filter);
} else {
GST_WARNING ("Failed open VA filter");
gst_object_unref (filter);
return;
}
gst_object_unref (filter);
if (!gst_va_vpp_register (plugin, device, has_colorbalance, GST_RANK_NONE))
GST_WARNING ("Failed to register postproc: %s", device->render_device_path);
if (has_deinterlace) {
if (!gst_va_deinterlace_register (plugin, device, GST_RANK_NONE)) {
GST_WARNING ("Failed to register deinterlace: %s",
device->render_device_path);
}
}
if (has_compose) {
if (!gst_va_compositor_register (plugin, device, GST_RANK_NONE)) {
GST_WARNING ("Failed to register compositor: %s",
device->render_device_path);
}
}
}
static inline void
_insert_profile_in_table (GHashTable * table, VAProfile profile)
{
gint64 codec = gst_va_profile_codec (profile);
GArray *profiles;
if (codec == GST_MAKE_FOURCC ('N', 'O', 'N', 'E'))
return;
profiles = g_hash_table_lookup (table, &codec);
if (!profiles) {
gint64 *codec_ptr = g_new (gint64, 1);
*codec_ptr = codec;
profiles = g_array_new (FALSE, FALSE, sizeof (VAProfile));
g_hash_table_insert (table, codec_ptr, profiles);
}
g_array_append_val (profiles, profile);
}
static gboolean
plugin_register_elements (GstPlugin * plugin, GstVaDevice * device)
{
VADisplay dpy = gst_va_display_get_va_dpy (device->display);
VAEntrypoint *entrypoints = g_new (VAEntrypoint, vaMaxNumEntrypoints (dpy));
VAProfile *profiles = g_new (VAProfile, vaMaxNumProfiles (dpy));
VAStatus status;
GHashTable *decoders, *encoders, *encoderslp, *encodersimg;
gint i, j, num_entrypoints = 0, num_profiles = 0;
gboolean has_vpp = FALSE, ret = FALSE;
decoders = g_hash_table_new_full (g_int64_hash, g_int64_equal,
(GDestroyNotify) g_free, (GDestroyNotify) g_array_unref);
encoders = g_hash_table_new_full (g_int64_hash, g_int64_equal,
(GDestroyNotify) g_free, (GDestroyNotify) g_array_unref);
encoderslp = g_hash_table_new_full (g_int64_hash, g_int64_equal,
(GDestroyNotify) g_free, (GDestroyNotify) g_array_unref);
encodersimg = g_hash_table_new_full (g_int64_hash, g_int64_equal,
(GDestroyNotify) g_free, (GDestroyNotify) g_array_unref);
status = vaQueryConfigProfiles (dpy, profiles, &num_profiles);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaQueryConfigProfile: %s", vaErrorStr (status));
goto bail;
}
for (i = 0; i < num_profiles; i++) {
status = vaQueryConfigEntrypoints (dpy, profiles[i], entrypoints,
&num_entrypoints);
if (status != VA_STATUS_SUCCESS) {
GST_WARNING ("vaQueryConfigEntrypoints: %s", vaErrorStr (status));
goto bail;
}
for (j = 0; j < num_entrypoints; j++) {
if (entrypoints[j] == VAEntrypointVLD)
_insert_profile_in_table (decoders, profiles[i]);
else if (entrypoints[j] == VAEntrypointEncSlice)
_insert_profile_in_table (encoders, profiles[i]);
else if (entrypoints[j] == VAEntrypointEncSliceLP)
_insert_profile_in_table (encoderslp, profiles[i]);
else if (entrypoints[j] == VAEntrypointEncPicture)
_insert_profile_in_table (encodersimg, profiles[i]);
else if (entrypoints[j] == VAEntrypointVideoProc)
has_vpp = TRUE;
}
}
plugin_register_decoders (plugin, device, decoders);
plugin_register_encoders (plugin, device, encoders, VAEntrypointEncSlice);
plugin_register_encoders (plugin, device, encoderslp, VAEntrypointEncSliceLP);
plugin_register_encoders (plugin, device, encodersimg,
VAEntrypointEncPicture);
if (has_vpp)
plugin_register_vpp (plugin, device);
ret = TRUE;
bail:
g_hash_table_unref (encodersimg);
g_hash_table_unref (encoderslp);
g_hash_table_unref (encoders);
g_hash_table_unref (decoders);
g_free (entrypoints);
g_free (profiles);
return ret;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
GList *devices, *dev;
GST_DEBUG_CATEGORY_INIT (gstva_debug, "va", 0, "VA general debug");
plugin_add_dependencies (plugin);
devices = gst_va_device_find_devices ();
for (dev = devices; dev; dev = g_list_next (dev))
plugin_register_elements (plugin, dev->data);
gst_va_device_list_free (devices);
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
va, "VA-API codecs plugin",
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)