Commit 3a6530a1 authored by Thibault Saunier's avatar Thibault Saunier 🌵

launcher: Re activate smart rendering support

Trying to get the best encoding profile for smart rendering when
the user didn't specify anything.

Part-of: <!198>
parent 6f7d4ac5
......@@ -105,10 +105,111 @@ _set_restriction_caps (GESTimeline * timeline, GESLauncherParsedOptions * opts)
}
static void
_check_has_audio_video (GESLauncher * self, gint * n_audio, gint * n_video)
{
GList *tmp, *tracks = ges_timeline_get_tracks (self->priv->timeline);
*n_video = *n_audio = 0;
for (tmp = tracks; tmp; tmp = tmp->next) {
if (GES_TRACK (tmp->data)->type == GES_TRACK_TYPE_VIDEO)
*n_video = *n_video + 1;
else if (GES_TRACK (tmp->data)->type == GES_TRACK_TYPE_AUDIO)
*n_audio = *n_audio + 1;
}
}
#define N_INSTANCES "__n_instances"
static gint
sort_encoding_profiles (gconstpointer a, gconstpointer b)
{
const gint acount =
GPOINTER_TO_INT (g_object_get_data ((GObject *) a, N_INSTANCES));
const gint bcount =
GPOINTER_TO_INT (g_object_get_data ((GObject *) b, N_INSTANCES));
if (acount < bcount)
return -1;
if (acount == bcount)
return 0;
return 1;
}
static GstEncodingProfile *
get_smart_profile (GESLauncher * self)
{
gint n_audio, n_video;
GList *tmp, *assets, *possible_profiles = NULL;
GstEncodingProfile *res = NULL;
GESProject *proj =
GES_PROJECT (ges_extractable_get_asset (GES_EXTRACTABLE (self->
priv->timeline)));
_check_has_audio_video (self, &n_audio, &n_video);
assets = ges_project_list_assets (proj, GES_TYPE_URI_CLIP);
for (tmp = assets; tmp; tmp = tmp->next) {
GESAsset *asset = tmp->data;
GList *audio_streams, *video_streams;
GstDiscovererInfo *info;
if (!GES_IS_URI_CLIP_ASSET (asset))
continue;
info = ges_uri_clip_asset_get_info (GES_URI_CLIP_ASSET (asset));
audio_streams = gst_discoverer_info_get_audio_streams (info);
video_streams = gst_discoverer_info_get_video_streams (info);
if (g_list_length (audio_streams) >= n_audio
&& g_list_length (video_streams) >= n_video) {
GstEncodingProfile *prof = gst_encoding_profile_from_discoverer (info);
GList *prevprof;
prevprof =
g_list_find_custom (possible_profiles, prof,
(GCompareFunc) gst_encoding_profile_is_equal);
if (prevprof) {
g_object_unref (prof);
prof = prevprof->data;
} else {
possible_profiles = g_list_prepend (possible_profiles, prof);
}
g_object_set_data ((GObject *) prof, N_INSTANCES,
GINT_TO_POINTER (GPOINTER_TO_INT (g_object_get_data ((GObject *) prof,
N_INSTANCES)) + 1));
}
gst_discoverer_stream_info_list_free (audio_streams);
gst_discoverer_stream_info_list_free (video_streams);
}
g_list_free_full (assets, gst_object_unref);
if (possible_profiles) {
possible_profiles = g_list_sort (possible_profiles, sort_encoding_profiles);
res = gst_object_ref (possible_profiles->data);
g_list_free_full (possible_profiles, gst_object_unref);
}
return res;
}
static void
disable_bframe_for_smart_rendering_cb (GstBin * bin, GstBin * sub_bin,
GstElement * child)
{
GstElementFactory *factory = gst_element_get_factory (child);
if (factory && !g_strcmp0 (GST_OBJECT_NAME (factory), "x264enc")) {
g_object_set (child, "b-adapt", FALSE, "b-pyramid", FALSE, "bframes", 0,
NULL);
}
}
static gboolean
_set_rendering_details (GESLauncher * self)
{
GESLauncherParsedOptions *opts = &self->priv->parsed_options;
gboolean smart_profile = FALSE;
GESPipelineFlags cmode = ges_pipeline_get_mode (self->priv->pipeline);
if (cmode & GES_PIPELINE_MODE_RENDER
......@@ -138,8 +239,14 @@ _set_rendering_details (GESLauncher * self)
if (!prof) {
if (opts->format == NULL) {
opts->format = get_file_extension (opts->outputuri);
prof = parse_encoding_profile (opts->format);
if (opts->smartrender)
prof = get_smart_profile (self);
if (prof)
smart_profile = TRUE;
else {
opts->format = get_file_extension (opts->outputuri);
prof = parse_encoding_profile (opts->format);
}
} else {
prof = parse_encoding_profile (opts->format);
if (!prof)
......@@ -161,11 +268,17 @@ _set_rendering_details (GESLauncher * self)
}
g_print ("Output: %s\n", opts->outputuri);
g_print ("Encoding to:\n");
g_print ("Encoding to:%s\n", smart_profile ?
" (Selected from input files format for efficient smart rendering)" :
"");
describe_encoding_profile (prof);
}
opts->outputuri = ensure_uri (opts->outputuri);
if (opts->smartrender) {
g_signal_connect (self->priv->pipeline, "deep-element-added",
G_CALLBACK (disable_bframe_for_smart_rendering_cb), NULL);
}
if (!prof
|| !ges_pipeline_set_render_settings (self->priv->pipeline,
opts->outputuri, prof)
......@@ -182,6 +295,19 @@ _set_rendering_details (GESLauncher * self)
return TRUE;
}
static void
_track_set_mixing (GESTrack * track, GESLauncherParsedOptions * opts)
{
static gboolean printed_mixing_disabled = FALSE;
if (opts->disable_mixing || opts->smartrender)
ges_track_set_mixing (track, FALSE);
if (!opts->disable_mixing && opts->smartrender && !printed_mixing_disabled) {
g_print ("**Mixing is disabled for smart rendering to work**\n");
printed_mixing_disabled = TRUE;
}
}
static gboolean
_timeline_set_user_options (GESLauncher * self, GESTimeline * timeline,
const gchar * load_path)
......@@ -199,9 +325,7 @@ retry:
else if (GES_TRACK (tmp->data)->type == GES_TRACK_TYPE_AUDIO)
has_audio = TRUE;
if (opts->disable_mixing)
ges_track_set_mixing (tmp->data, FALSE);
_track_set_mixing (tmp->data, opts);
if (!(GES_TRACK (tmp->data)->type & opts->track_types)) {
ges_timeline_remove_track (timeline, tmp->data);
goto retry;
......@@ -215,8 +339,7 @@ retry:
if (!_set_track_restriction_caps (trackv, opts->video_track_caps))
return FALSE;
if (opts->disable_mixing)
ges_track_set_mixing (trackv, FALSE);
_track_set_mixing (trackv, opts);
if (!(ges_timeline_add_track (timeline, trackv)))
return FALSE;
......@@ -228,8 +351,7 @@ retry:
if (!_set_track_restriction_caps (tracka, opts->audio_track_caps))
return FALSE;
if (opts->disable_mixing)
ges_track_set_mixing (tracka, FALSE);
_track_set_mixing (tracka, opts);
if (!(ges_timeline_add_track (timeline, tracka)))
return FALSE;
......@@ -720,6 +842,9 @@ ges_launcher_get_rendering_option_group (GESLauncherParsedOptions * opts)
"See ges-launch-1.0 help profile for more information. "
"This will have no effect if no outputuri has been specified.",
"<profile-name>"},
{"smart-rendering", 0, 0, G_OPTION_ARG_NONE, &opts->smartrender,
"Avoid reencoding when rendering. This option implies --disable-mixing.",
NULL},
{NULL}
};
......
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