gstreamer1.0-omx: Backports and fixes for smooth video playback

Signed-off-by: Khem Raj <raj.khem@gmail.com>

recipes-multimedia/gstreamer/gstreamer1.0-omx/0003-no-timeout-on-get-state.patch

@@ -0,0 +1,16 @@
+diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c
+index 0d4e7a1..a0d9c74 100644
+--- a/omx/gstomxvideodec.c
++++ b/omx/gstomxvideodec.c
+@@ -1697,9 +1697,9 @@ gst_omx_video_dec_stop (GstVideoDecoder * decoder)
+   g_cond_broadcast (&self->drain_cond);
+   g_mutex_unlock (&self->drain_lock);
+ 
+-  gst_omx_component_get_state (self->dec, 5 * GST_SECOND);
++  gst_omx_component_get_state (self->dec, 0);
+ #if defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL)
+-  gst_omx_component_get_state (self->egl_render, 1 * GST_SECOND);
++  gst_omx_component_get_state (self->egl_render, 0);
+ #endif
+ 
+   gst_buffer_replace (&self->codec_data, NULL);

recipes-multimedia/gstreamer/gstreamer1.0-omx/0004-Properly-handle-drain-requests-while-flushing.patch

@@ -0,0 +1,69 @@
+From 80dddfd13aaf2fe7272765f8cf291215fe375e28 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Enrique=20Oca=C3=B1a=20Gonz=C3=A1lez?= <eocanha@igalia.com>
+Date: Tue, 17 Nov 2015 16:51:27 +0000
+Subject: [PATCH] Properly handle drain requests while flushing
+
+Without this commit the decoder streaming thread stops without ever attending
+the drain request, leaving the decoder input thread waiting forever.
+---
+ omx/gstomx.c         |  7 +++++++
+ omx/gstomxvideodec.c | 13 +++++++++++++
+ 2 files changed, 20 insertions(+)
+
+diff --git a/omx/gstomx.c b/omx/gstomx.c
+index 69696c4..f0cd890 100644
+--- a/omx/gstomx.c
++++ b/omx/gstomx.c
+@@ -830,6 +830,13 @@ gst_omx_component_set_state (GstOMXComponent * comp, OMX_STATETYPE state)
+ done:
+ 
+   gst_omx_component_handle_messages (comp);
++
++  if (err != OMX_ErrorNone && comp->last_error == OMX_ErrorNone) {
++    GST_ERROR_OBJECT (comp->parent,
++        "Last operation returned an error. Setting last_error manually.");
++    comp->last_error = err;
++  }
++
+   g_mutex_unlock (&comp->lock);
+ 
+   if (err != OMX_ErrorNone) {
+diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c
+index d531f75..a26c4a6 100644
+--- a/omx/gstomxvideodec.c
++++ b/omx/gstomxvideodec.c
+@@ -1539,9 +1539,16 @@ component_error:
+ flushing:
+   {
+     GST_DEBUG_OBJECT (self, "Flushing -- stopping task");
++
++    g_mutex_lock (&self->drain_lock);
++    if (self->draining) {
++      self->draining = FALSE;
++      g_cond_broadcast (&self->drain_cond);
++    }
+     gst_pad_pause_task (GST_VIDEO_DECODER_SRC_PAD (self));
+     self->downstream_flow_ret = GST_FLOW_FLUSHING;
+     self->started = FALSE;
++    g_mutex_unlock (&self->drain_lock);
+     return;
+   }
+ 
+@@ -1599,8 +1606,14 @@ flow_error:
+       self->started = FALSE;
+     } else if (flow_ret == GST_FLOW_FLUSHING) {
+       GST_DEBUG_OBJECT (self, "Flushing -- stopping task");
++      g_mutex_lock (&self->drain_lock);
++      if (self->draining) {
++        self->draining = FALSE;
++        g_cond_broadcast (&self->drain_cond);
++      }
+       gst_pad_pause_task (GST_VIDEO_DECODER_SRC_PAD (self));
+       self->started = FALSE;
++      g_mutex_unlock (&self->drain_lock);
+     }
+     GST_VIDEO_DECODER_STREAM_UNLOCK (self);
+     return;
+-- 
+1.8.3.2
+

recipes-multimedia/gstreamer/gstreamer1.0-omx/0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch

@@ -0,0 +1,30 @@
+From 12103842d5f347cf245e71071d0c44297bcdb1f9 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Enrique=20Oca=C3=B1a=20Gonz=C3=A1lez?= <eocanha@igalia.com>
+Date: Fri, 4 Dec 2015 18:39:59 +0100
+Subject: [PATCH] Don't abort gst_omx_video_dec_set_format() if there's a
+ timeout releasing the buffers taken by the egl_render out port
+
+---
+ omx/gstomxvideodec.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c
+index 2368f34..da35e0d 100644
+--- a/omx/gstomxvideodec.c
++++ b/omx/gstomxvideodec.c
+@@ -1905,8 +1905,11 @@ gst_omx_video_dec_set_format (GstVideoDecoder * decoder,
+               5 * GST_SECOND) != OMX_ErrorNone)
+         return FALSE;
+       if (gst_omx_port_wait_buffers_released (out_port,
+-              1 * GST_SECOND) != OMX_ErrorNone)
++              1 * GST_SECOND) != OMX_ErrorNone) {
++#if !(defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL))
+         return FALSE;
++#endif
++      }
+       if (gst_omx_port_deallocate_buffers (self->dec_in_port) != OMX_ErrorNone)
+         return FALSE;
+       if (gst_omx_video_dec_deallocate_output_buffers (self) != OMX_ErrorNone)
+-- 
+2.1.4
+

recipes-multimedia/gstreamer/gstreamer1.0-omx_%.bbappend

@@ -5,6 +5,9 @@ SRC_URI_append_rpi = " \
              file://0001-config-files-path.patch \
              file://0002-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch \
              file://0003-fix-decoder-flushing.patch \
+             file://0003-no-timeout-on-get-state.patch \
+             file://0004-Properly-handle-drain-requests-while-flushing.patch \
+             file://0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch \
 "
 
 FILESEXTRAPATHS_prepend := "${THISDIR}/gstreamer1.0-omx:"