mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-01-24 08:08:22 +00:00
launch: Simplify encoding profile description
Use a 'simple' synthax to describe encoding profiles
This commit is contained in:
Thibault Saunier
parent
c97b9f7e04
commit
d8cb8fec52
1 changed files with 150 additions and 76 deletions
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@ -89,44 +89,8 @@ str_to_time (char *time)
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return 0;
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}
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static GstEncodingProfile *
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make_encoding_profile (gchar * audio, gchar * video, gchar * video_restriction,
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gchar * audio_preset, gchar * video_preset, gchar * container)
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{
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GstEncodingContainerProfile *profile;
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GstEncodingProfile *stream;
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GstCaps *caps;
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caps = gst_caps_from_string (container);
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profile =
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gst_encoding_container_profile_new ((gchar *) "ges-test4", NULL, caps,
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NULL);
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gst_caps_unref (caps);
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if (audio) {
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caps = gst_caps_from_string (audio);
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stream = (GstEncodingProfile *)
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gst_encoding_audio_profile_new (caps, audio_preset, NULL, 0);
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gst_encoding_container_profile_add_profile (profile, stream);
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gst_caps_unref (caps);
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}
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if (video) {
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caps = gst_caps_from_string (video);
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stream = (GstEncodingProfile *)
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gst_encoding_video_profile_new (caps, video_preset, NULL, 0);
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if (video_restriction)
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gst_encoding_profile_set_restriction (stream,
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gst_caps_from_string (video_restriction));
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gst_encoding_container_profile_add_profile (profile, stream);
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gst_caps_unref (caps);
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}
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return (GstEncodingProfile *) profile;
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}
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static GESTimeline *
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create_timeline (int nbargs, gchar ** argv, gchar * audio, gchar * video)
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create_timeline (int nbargs, gchar ** argv)
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{
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GESLayer *layer;
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GESTrack *tracka = NULL, *trackv = NULL;
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@ -136,18 +100,16 @@ create_timeline (int nbargs, gchar ** argv, gchar * audio, gchar * video)
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timeline = GES_TIMELINE (ges_asset_extract (GES_ASSET (project), NULL));
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if (audio)
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tracka = GES_TRACK (ges_audio_track_new ());
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if (video)
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trackv = GES_TRACK (ges_video_track_new ());
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tracka = GES_TRACK (ges_audio_track_new ());
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trackv = GES_TRACK (ges_video_track_new ());
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/* We are only going to be doing one layer of clips */
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layer = (GESLayer *) ges_simple_layer_new ();
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/* Add the tracks and the layer to the timeline */
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if (!ges_timeline_add_layer (timeline, layer) ||
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!(!audio || ges_timeline_add_track (timeline, tracka)) ||
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!(!video || ges_timeline_add_track (timeline, trackv)))
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!(ges_timeline_add_track (timeline, tracka)) ||
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!(ges_timeline_add_track (timeline, trackv)))
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goto build_failure;
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/* Here we've finished initializing our timeline, we're
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@ -256,7 +218,7 @@ build_failure:
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static GESPipeline *
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create_pipeline (GESTimeline ** ret_timeline, gchar * load_path,
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gchar * save_path, int argc, char **argv, gchar * audio, gchar * video)
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gchar * save_path, int argc, char **argv)
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{
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GESPipeline *pipeline = NULL;
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GESTimeline *timeline = NULL;
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@ -280,7 +242,7 @@ create_pipeline (GESTimeline ** ret_timeline, gchar * load_path,
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g_free (uri);
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} else {
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/* Normal timeline creation */
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if (!(timeline = create_timeline (argc, argv, audio, video)))
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if (!(timeline = create_timeline (argc, argv)))
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goto failure;
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}
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ges_timeline_commit (timeline);
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@ -403,17 +365,137 @@ _print_position (void)
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return TRUE;
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}
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static GstEncodingProfile *
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_parse_encoding_profile (const gchar * format)
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{
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GstCaps *caps;
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char *preset_name = NULL;
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GstEncodingProfile *encoding_profile;
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gchar **restriction_format, **preset_v;
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guint i, presence = 0;
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GstCaps *restrictioncaps = NULL;
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gchar **strpresence_v, **strcaps_v = g_strsplit (format, ":", 0);
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if (strcaps_v[0] && *strcaps_v[0]) {
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caps = gst_caps_from_string (strcaps_v[0]);
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if (caps == NULL) {
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g_printerr ("Could not parse caps %s", strcaps_v[0]);
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return FALSE;
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}
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encoding_profile =
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GST_ENCODING_PROFILE (gst_encoding_container_profile_new
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("User profile", "User profile", caps, NULL));
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gst_caps_unref (caps);
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} else {
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encoding_profile = NULL;
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}
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for (i = 1; strcaps_v[i]; i++) {
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GstEncodingProfile *profile = NULL;
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gchar *strcaps, *strpresence;
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restriction_format = g_strsplit (strcaps_v[i], "->", 0);
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if (restriction_format[1]) {
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restrictioncaps = gst_caps_from_string (restriction_format[0]);
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strcaps = g_strdup (restriction_format[1]);
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} else {
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restrictioncaps = NULL;
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strcaps = g_strdup (restriction_format[0]);
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}
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g_strfreev (restriction_format);
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preset_v = g_strsplit (strcaps, "+", 0);
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if (preset_v[1]) {
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strpresence = preset_v[1];
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g_free (strcaps);
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strcaps = g_strdup (preset_v[0]);
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} else {
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strpresence = preset_v[0];
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}
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strpresence_v = g_strsplit (strpresence, "|", 0);
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if (strpresence_v[1]) { /* We have a presence */
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gchar *endptr;
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if (preset_v[1]) { /* We have preset and presence */
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preset_name = g_strdup (strpresence_v[0]);
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} else { /* We have a presence but no preset */
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g_free (strcaps);
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strcaps = g_strdup (strpresence_v[0]);
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}
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presence = strtoll (strpresence_v[1], &endptr, 10);
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if (endptr == strpresence_v[1]) {
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g_printerr ("Wrong presence %s\n", strpresence_v[1]);
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return FALSE;
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}
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} else { /* We have no presence */
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if (preset_v[1]) { /* Not presence but preset */
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preset_name = g_strdup (preset_v[1]);
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g_free (strcaps);
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strcaps = g_strdup (preset_v[0]);
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} /* Else we have no presence nor preset */
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}
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g_strfreev (strpresence_v);
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g_strfreev (preset_v);
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GST_DEBUG ("Creating preset with restrictions: %" GST_PTR_FORMAT
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", caps: %s, preset %s, presence %d", restrictioncaps, strcaps,
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preset_name ? preset_name : "none", presence);
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caps = gst_caps_from_string (strcaps);
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g_free (strcaps);
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if (caps == NULL) {
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g_warning ("Could not create caps for %s", strcaps_v[i]);
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return FALSE;
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}
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if (g_str_has_prefix (strcaps_v[i], "audio/")) {
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profile = GST_ENCODING_PROFILE (gst_encoding_audio_profile_new (caps,
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preset_name, restrictioncaps, presence));
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} else if (g_str_has_prefix (strcaps_v[i], "video/") ||
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g_str_has_prefix (strcaps_v[i], "image/")) {
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profile = GST_ENCODING_PROFILE (gst_encoding_video_profile_new (caps,
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preset_name, restrictioncaps, presence));
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}
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g_free (preset_name);
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gst_caps_unref (caps);
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if (restrictioncaps)
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gst_caps_unref (restrictioncaps);
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if (profile == NULL) {
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g_warning ("No way to create a preset for caps: %s", strcaps_v[i]);
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return NULL;
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}
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if (encoding_profile) {
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if (gst_encoding_container_profile_add_profile
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(GST_ENCODING_CONTAINER_PROFILE (encoding_profile),
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profile) == FALSE) {
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g_warning ("Can not create a preset for caps: %s", strcaps_v[i]);
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return NULL;
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}
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} else {
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encoding_profile = profile;
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}
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}
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g_strfreev (strcaps_v);
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return encoding_profile;
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}
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int
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main (int argc, gchar ** argv)
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{
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GError *err = NULL;
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gchar *outputuri = NULL;
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gchar *container = (gchar *) "application/ogg";
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gchar *audio = (gchar *) "audio/x-vorbis";
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gchar *video = (gchar *) "video/x-theora";
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gchar *video_restriction = (gchar *) "ANY";
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gchar *audio_preset = NULL;
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gchar *video_preset = NULL;
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const gchar *format = NULL;
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gchar *exclude_args = NULL;
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static gboolean smartrender = FALSE;
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static gboolean list_transitions = FALSE;
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@ -429,18 +511,15 @@ main (int argc, gchar ** argv)
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"Render to outputuri, and avoid decoding/reencoding", NULL},
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{"outputuri", 'o', 0, G_OPTION_ARG_STRING, &outputuri,
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"URI to encode to", "URI (<protocol>://<location>)"},
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{"format", 'f', 0, G_OPTION_ARG_STRING, &container,
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"Container format", "<GstCaps>"},
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{"vformat", 'v', 0, G_OPTION_ARG_STRING, &video,
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"Video format", "<GstCaps>"},
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{"aformat", 'a', 0, G_OPTION_ARG_STRING, &audio,
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"Audio format", "<GstCaps>"},
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{"vrestriction", 'x', 0, G_OPTION_ARG_STRING, &video_restriction,
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"Video restriction", "<GstCaps>"},
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{"apreset", 0, 0, G_OPTION_ARG_STRING, &audio_preset,
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"Encoding audio profile preset", "<GstPresetName>"},
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{"vpreset", 0, 0, G_OPTION_ARG_STRING, &video_preset,
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"Encoding video profile preset", "<GstPresetName>"},
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{"format", 'f', 0, G_OPTION_ARG_STRING, &format,
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"Set the properties to use for the encoding profile "
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"(in case of transcoding.) For example:\n"
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"video/mpegts:video/x-raw,width=1920,height=1080->video/x-h264:audio/x-ac3\n"
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"A preset name can be used by adding +presetname, eg:\n"
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"video/webm:video/x-vp8+mypreset:audio/x-vorbis\n"
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"The presence property of the profile can be specified with |<presence>, eg:\n"
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"video/webm:video/x-vp8|<presence>:audio/x-vorbis\n",
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"properties-values"},
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{"repeat", 'r', 0, G_OPTION_ARG_INT, &repeat,
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"Number of time to repeat timeline", NULL},
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{"list-transitions", 't', 0, G_OPTION_ARG_NONE, &list_transitions,
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@ -514,34 +593,29 @@ main (int argc, gchar ** argv)
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g_option_context_free (ctx);
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/* normalize */
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if (strcmp (audio, "none") == 0)
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audio = NULL;
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if (strcmp (video, "none") == 0)
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video = NULL;
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/* Create the pipeline */
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pipeline =
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create_pipeline (&timeline, load_path, save_path, argc - 1, argv + 1,
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audio, video);
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create_pipeline (&timeline, load_path, save_path, argc - 1, argv + 1);
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if (!pipeline)
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exit (1);
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/* Setup profile/encoding if needed */
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if (smartrender || outputuri) {
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GstEncodingProfile *prof = NULL;
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GESProject *proj =
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GES_PROJECT (ges_extractable_get_asset (GES_EXTRACTABLE (timeline)));
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if (proj) {
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if (!format) {
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GESProject *proj =
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GES_PROJECT (ges_extractable_get_asset (GES_EXTRACTABLE (timeline)));
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const GList *profiles = ges_project_list_encoding_profiles (proj);
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prof = profiles ? profiles->data : NULL;
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}
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if (!prof) {
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make_encoding_profile (audio, video, video_restriction, audio_preset,
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video_preset, container);
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if (format == NULL)
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format = "application/ogg:video/x-theora:audio/x-vorbis";
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prof = _parse_encoding_profile (format);
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}
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if (!prof || !ges_pipeline_set_render_settings (pipeline, outputuri, prof)
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