From 705d7722fbe05da17f2bedfdc34476382687c95f Mon Sep 17 00:00:00 2001 From: Matthew Waters Date: Wed, 17 Feb 2016 20:51:03 +1100 Subject: [PATCH] examples: update egl example for gstgl API changes https://bugzilla.gnome.org/show_bug.cgi?id=762053 https://bugzilla.gnome.org/show_bug.cgi?id=753917 --- examples/egl/testegl.c | 63 ++++++++++++++++++++++---------------------------- 1 file changed, 27 insertions(+), 36 deletions(-) diff --git a/examples/egl/testegl.c b/examples/egl/testegl.c index 99aa810..29214d6 100644 --- a/examples/egl/testegl.c +++ b/examples/egl/testegl.c @@ -323,6 +323,7 @@ typedef struct GstElement *pipeline; GstElement *vsink; GstGLDisplayEGL *gst_display; + GstGLContext *gl_context; gboolean can_avoid_upload; /* Interthread comunication */ @@ -487,6 +488,11 @@ init_ogl (APP_STATE_T * state) eglMakeCurrent (state->display, state->surface, state->surface, state->context); assert (EGL_FALSE != result); + + state->gst_display = gst_gl_display_egl_new_with_egl_display (state->display); + state->gl_context = + gst_gl_context_new_wrapped (GST_GL_DISPLAY (state->gst_display), + (guintptr) state->context, GST_GL_PLATFORM_EGL, GST_GL_API_GLES2); } /*********************************************************** @@ -726,13 +732,17 @@ init_textures (APP_STATE_T * state, GstBuffer * buffer) } else if (gst_caps_features_contains (feature, "meta:GstVideoGLTextureUploadMeta")) { GstVideoMeta *meta = NULL; + guint internal_format = + gst_gl_sized_gl_format_from_gl_format_type (state->gl_context, + GL_RGBA, GL_UNSIGNED_BYTE); + g_print ("Prepare texture for GstVideoGLTextureUploadMeta\n"); meta = gst_buffer_get_video_meta (buffer); state->can_avoid_upload = FALSE; glGenTextures (1, &state->tex); glBindTexture (GL_TEXTURE_2D, state->tex); - glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA8, meta->width, meta->height, 0, - GL_RGBA, GL_UNSIGNED_BYTE, NULL); + glTexImage2D (GL_TEXTURE_2D, 0, internal_format, meta->width, meta->height, + 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); } else { g_assert_not_reached (); } @@ -1050,36 +1060,14 @@ query_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data) { APP_STATE_T *state = (APP_STATE_T *) user_data; GstQuery *query = GST_PAD_PROBE_INFO_QUERY (info); - GstStructure *external_gl_context_desc = NULL; - gchar *platform = NULL; - gchar *gl_apis = NULL; switch (GST_QUERY_TYPE (query)) { - case GST_QUERY_ALLOCATION: - { - platform = gst_gl_platform_to_string (GST_GL_PLATFORM_EGL); - gl_apis = gst_gl_api_to_string (GST_GL_API_GLES2); - - external_gl_context_desc = - gst_structure_new ("GstVideoGLTextureUploadMeta", - "gst.gl.context.handle", G_TYPE_POINTER, state->context, - "gst.gl.context.type", G_TYPE_STRING, platform, - "gst.gl.context.apis", G_TYPE_STRING, gl_apis, NULL); - gst_query_add_allocation_meta (query, - GST_VIDEO_GL_TEXTURE_UPLOAD_META_API_TYPE, external_gl_context_desc); - gst_structure_free (external_gl_context_desc); - - g_free (gl_apis); - g_free (platform); - - GST_DEBUG ("done alocation"); - return GST_PAD_PROBE_OK; - break; - } case GST_QUERY_CONTEXT: { - return gst_gl_handle_context_query (state->pipeline, query, - (GstGLDisplay **) & state->gst_display); + if (gst_gl_handle_context_query (state->pipeline, query, + (GstGLDisplay **) & state->gst_display, + (GstGLContext **) & state->gl_context)) + return GST_PAD_PROBE_HANDLED; break; } case GST_QUERY_DRAIN: @@ -1103,16 +1091,20 @@ init_playbin_player (APP_STATE_T * state, const gchar * uri) /* insert a gl filter so that the GstGLBufferPool * is managed automatically */ - GstElement *glfilter = gst_element_factory_make ("glcolorscale", "glfilter"); + GstElement *glfilter = gst_element_factory_make ("glupload", "glfilter"); + GstElement *capsfilter = gst_element_factory_make ("capsfilter", NULL); GstElement *vsink = gst_element_factory_make ("fakesink", "vsink"); + + g_object_set (capsfilter, "caps", + gst_caps_from_string ("video/x-raw(memory:GLMemory)"), NULL); g_object_set (vsink, "sync", TRUE, "silent", TRUE, "qos", TRUE, - "enable-last-sample", FALSE, - "max-lateness", 20 * GST_MSECOND, "signal-handoffs", TRUE, NULL); + "enable-last-sample", FALSE, "max-lateness", 20 * GST_MSECOND, + "signal-handoffs", TRUE, NULL); g_signal_connect (vsink, "preroll-handoff", G_CALLBACK (preroll_cb), state); g_signal_connect (vsink, "handoff", G_CALLBACK (buffers_cb), state); - gst_bin_add_many (GST_BIN (vbin), glfilter, vsink, NULL); + gst_bin_add_many (GST_BIN (vbin), glfilter, capsfilter, vsink, NULL); pad = gst_element_get_static_pad (glfilter, "sink"); ghostpad = gst_ghost_pad_new ("sink", pad); @@ -1126,7 +1118,8 @@ init_playbin_player (APP_STATE_T * state, const gchar * uri) NULL); gst_object_unref (pad); - gst_element_link (glfilter, vsink); + gst_element_link (glfilter, capsfilter); + gst_element_link (capsfilter, vsink); /* Instantiate and configure playbin */ state->pipeline = gst_element_factory_make ("playbin", "player"); @@ -1420,6 +1413,7 @@ close_ogl (void) EGL_NO_CONTEXT); eglDestroySurface (state->display, state->surface); eglDestroyContext (state->display, state->context); + gst_object_unref (state->gl_context); gst_object_unref (state->gst_display); #if defined (USE_OMX_TARGET_RPI) @@ -1445,9 +1439,6 @@ open_ogl (void) /* Create surface and gl context */ init_ogl (state); TRACE_VC_MEMORY ("after init_ogl"); - - /* Wrap the EGLDisplay to GstGLDisplayEGL */ - state->gst_display = gst_gl_display_egl_new_with_egl_display (state->display); } static gpointer -- 2.7.4