omxmjpegdec: add property 'framerate' for omxmjpegdec.

Signed-off-by: sw.multimedia <sw.multimedia@starfivetech.com> (cherry picked from http://192.168.110.45/jh7100/buildroot/-/commit/fe368e0af9c3bd485245b1fb37b2496300b91e67)
2022-04-21 10:03:52 +08:00
parent 05ff20c2cb
commit c53870e83b
1 changed files with 144 additions and 0 deletions
@@ -0,0 +1,144 @@
+--- a/omx/gstomxmjpegdec.h
+++ b/omx/gstomxmjpegdec.h
+@@ -45,6 +45,16 @@
+ struct _GstOMXMJPEGDec
+ {
+   GstOMXVideoDec parent;
+#ifdef USE_OMX_TARGET_STARFIVE
+  //If container shows fps as public api, it won't work
+  //as GstBuffer containing pts/dts/duration and it will calculate fps in upstream.
+  //i.e.
+  //not works:
+  //   gst-launch-1.0 -v filesrc location=xxx.mp4 ! qtdemux name=demux demux.video_0 ! jpegparse ! omxmjpegdec framerate=xxx ! kmssink driver-name=starfive force-modesetting=1
+  //works:
+  //   gst-launch-1.0 -v filesrc location=xxx.mjpeg ! jpegparse ! omxmjpegdec framerate=xxx ! kmssink driver-name=starfive force-modesetting=1
+  gint framerate;
+#endif
+ };
+
+ struct _GstOMXMJPEGDecClass
+
+--- a/omx/gstomxmjpegdec.c
+++ b/omx/gstomxmjpegdec.c
+@@ -28,16 +28,28 @@
+
+ GST_DEBUG_CATEGORY_STATIC (gst_omx_mjpeg_dec_debug_category);
+ #define GST_CAT_DEFAULT gst_omx_mjpeg_dec_debug_category
+-
+#ifdef USE_OMX_TARGET_STARFIVE
+#define DEFAULT_FRAMERATE                0
+#endif
+ /* prototypes */
+ static gboolean gst_omx_mjpeg_dec_is_format_change (GstOMXVideoDec * dec,
+     GstOMXPort * port, GstVideoCodecState * state);
+ static gboolean gst_omx_mjpeg_dec_set_format (GstOMXVideoDec * dec,
+     GstOMXPort * port, GstVideoCodecState * state);
+-
+#ifdef USE_OMX_TARGET_STARFIVE
+static void gst_omx_mjpeg_dec_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec);
+static void gst_omx_mjpeg_dec_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec);
+#endif
+ enum
+ {
+#ifdef USE_OMX_TARGET_STARFIVE
+  PROP_0,
+  PROP_FRAMERATE
+#else
+   PROP_0
+#endif
+ };
+
+ /* class initialization */
+@@ -54,11 +66,16 @@
+ {
+   GstOMXVideoDecClass *videodec_class = GST_OMX_VIDEO_DEC_CLASS (klass);
+   GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+-
+#ifdef USE_OMX_TARGET_STARFIVE
+  GObjectClass *gobject_class = G_OBJECT_CLASS (videodec_class);
+#endif
+   videodec_class->is_format_change =
+       GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_is_format_change);
+   videodec_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_set_format);
+-
+#ifdef USE_OMX_TARGET_STARFIVE
+  gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_set_property);
+  gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_get_property);
+#endif
+   videodec_class->cdata.default_sink_template_caps = "image/jpeg, "
+       "width=(int) [1,MAX], " "height=(int) [1,MAX]";
+
+@@ -67,7 +84,16 @@
+       "Codec/Decoder/Video/Hardware",
+       "Decode MJPEG video streams",
+       "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
+-
+#ifdef USE_OMX_TARGET_STARFIVE
+  g_object_class_install_property (gobject_class, PROP_FRAMERATE,
+      g_param_spec_int ("framerate",
+        "Framerate",
+        "Frames per second in raw stream.\n                \
+         Only workable for the container not exposing fps.\n\
+                         '0' means disabled.",
+         0, G_MAXINT,
+         DEFAULT_FRAMERATE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+#endif
+   gst_omx_set_default_role (&videodec_class->cdata, "video_decoder.mjpeg");
+ }
+
+@@ -89,10 +115,53 @@
+ {
+   gboolean ret;
+   OMX_PARAM_PORTDEFINITIONTYPE port_def;
+#ifdef USE_OMX_TARGET_STARFIVE
+  GstVideoInfo *info = &state->info;
+  GstOMXMJPEGDec * mjpeg_dec = GST_OMX_MJPEG_DEC (dec);
+
+  if (mjpeg_dec->framerate != DEFAULT_FRAMERATE) {
+    GST_DEBUG_OBJECT (dec, " change fps from %d/%d to %d/1" GST_PTR_FORMAT, info->fps_n, info->fps_d, mjpeg_dec->framerate);
+    info->fps_n = mjpeg_dec->framerate;
+    info->fps_d = 1;
+    if (state->caps) {
+      gst_caps_set_simple (state->caps, "framerate", GST_TYPE_FRACTION, info->fps_n, info->fps_d, NULL);
+    }
+  }
+#endif
+   gst_omx_port_get_port_definition (port, &port_def);
+   port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingMJPEG;
+   ret = gst_omx_port_update_port_definition (port, &port_def) == OMX_ErrorNone;
+
+   return ret;
+ }
+#ifdef USE_OMX_TARGET_STARFIVE
+static void
+gst_omx_mjpeg_dec_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstOMXMJPEGDec * mjpeg_dec = GST_OMX_MJPEG_DEC (object);
+  switch (prop_id) {
+    case PROP_FRAMERATE:
+      mjpeg_dec->framerate = g_value_get_int (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_omx_mjpeg_dec_get_property (GObject * object, guint prop_id, GValue * value,
+    GParamSpec * pspec)
+{
+  GstOMXMJPEGDec * mjpeg_dec = GST_OMX_MJPEG_DEC (object);
+  switch (prop_id) {
+    case PROP_FRAMERATE:
+      g_value_set_int (value, mjpeg_dec->framerate);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+#endif