--- /dev/null
+/* GStreamer
+ *
+ * Copyright (C) 2014 Matthew Waters <ystreet00@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <gst/check/gstcheck.h>
+
+#include <gst/gl/gstglcontext.h>
+#include <gst/gl/gstglupload.h>
+
+#include <stdio.h>
+
+#if GST_GL_HAVE_GLES2
+/* *INDENT-OFF* */
+static const gchar *vertex_shader_str_gles2 =
+ "attribute vec4 a_position; \n"
+ "attribute vec2 a_texCoord; \n"
+ "varying vec2 v_texCoord; \n"
+ "void main() \n"
+ "{ \n"
+ " gl_Position = a_position; \n"
+ " v_texCoord = a_texCoord; \n"
+ "} \n";
+
+static const gchar *fragment_shader_str_gles2 =
+ "precision mediump float; \n"
+ "varying vec2 v_texCoord; \n"
+ "uniform sampler2D s_texture; \n"
+ "void main() \n"
+ "{ \n"
+ " gl_FragColor = texture2D( s_texture, v_texCoord );\n"
+ "} \n";
+/* *INDENT-ON* */
+#endif
+
+static GstGLDisplay *display;
+static GstGLContext *context;
+static GstGLWindow *window;
+static GstGLUpload *upload;
+static guint tex_id;
+#if GST_GL_HAVE_GLES2
+static GError *error;
+static GstGLShader *shader;
+static GLint shader_attr_position_loc;
+static GLint shader_attr_texture_loc;
+#endif
+
+
+#define FORMAT GST_VIDEO_FORMAT_RGBA
+#define WIDTH 10
+#define HEIGHT 10
+#define RED 0xff, 0x00, 0x00, 0xff
+#define GREEN 0x00, 0xff, 0x00, 0xff
+#define BLUE 0x00, 0x00, 0xff, 0xff
+
+static gchar rgba_data[] =
+ { RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED,
+ GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN,
+ BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE,
+ RED, RED, RED, RED, RED, RED, RED, RED, RED, RED,
+ GREEN, GREEN, GREEN, GREEN, GREEN, GREEN, GREEN, GREEN, GREEN, GREEN,
+ BLUE, BLUE, BLUE, BLUE, BLUE, BLUE, BLUE, BLUE, BLUE, BLUE,
+ RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED,
+ RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED,
+ RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED,
+ RED, GREEN, BLUE, RED, GREEN, BLUE, RED, GREEN, BLUE, RED
+};
+
+void
+setup (void)
+{
+ GError *error = NULL;
+
+ display = gst_gl_display_new ();
+ context = gst_gl_context_new (display);
+
+ gst_gl_context_create (context, 0, &error);
+ window = gst_gl_context_get_window (context);
+
+ fail_if (error != NULL, "Error creating context: %s\n",
+ error ? error->message : "Unknown Error");
+
+ upload = gst_gl_upload_new (context);
+}
+
+void
+teardown (void)
+{
+ GLuint error = context->gl_vtable->GetError ();
+ fail_if (error != GL_NONE, "GL error 0x%x encountered during processing\n",
+ error);
+
+ gst_object_unref (upload);
+ gst_object_unref (window);
+ gst_object_unref (context);
+ gst_object_unref (display);
+}
+
+void
+init (gpointer data)
+{
+#if GST_GL_HAVE_GLES2
+ shader = gst_gl_shader_new (context);
+ fail_if (shader == NULL, "failed to create shader object");
+
+ gst_gl_shader_set_vertex_source (shader, vertex_shader_str_gles2);
+ gst_gl_shader_set_fragment_source (shader, fragment_shader_str_gles2);
+
+ error = NULL;
+ gst_gl_shader_compile (shader, &error);
+ fail_if (error != NULL, "Error compiling shader %s\n",
+ error ? error->message : "Unknown Error");
+
+ shader_attr_position_loc =
+ gst_gl_shader_get_attribute_location (shader, "a_position");
+ shader_attr_texture_loc =
+ gst_gl_shader_get_attribute_location (shader, "a_texCoord");
+#endif
+}
+
+void
+draw_render (gpointer data)
+{
+ GstGLContext *context = data;
+ GstGLContextClass *context_class = GST_GL_CONTEXT_GET_CLASS (context);
+ const GstGLFuncs *gl = context->gl_vtable;
+
+ /* redraw the texture into the system provided framebuffer */
+
+#if GST_GL_HAVE_OPENGL
+ GLfloat verts[8] = { 1.0f, 1.0f,
+ -1.0f, 1.0f,
+ -1.0f, -1.0f,
+ 1.0f, -1.0f
+ };
+ GLfloat texcoords[8] = { 1.0f, 0.0f,
+ 0.0f, 0.0f,
+ 0.0f, 1.0f,
+ 1.0f, 1.0f
+ };
+
+ gl->Viewport (0, 0, WIDTH, HEIGHT);
+
+ gl->Clear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ gl->MatrixMode (GL_PROJECTION);
+ gl->LoadIdentity ();
+
+ gl->Enable (GL_TEXTURE_2D);
+ gl->BindTexture (GL_TEXTURE_2D, tex_id);
+
+ gl->EnableClientState (GL_VERTEX_ARRAY);
+ gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
+ gl->VertexPointer (2, GL_FLOAT, 0, &verts);
+ gl->TexCoordPointer (2, GL_FLOAT, 0, &texcoords);
+
+ gl->DrawArrays (GL_TRIANGLE_FAN, 0, 4);
+
+ gl->DisableClientState (GL_VERTEX_ARRAY);
+ gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
+
+ gl->Disable (GL_TEXTURE_2D);
+#endif
+#if GST_GL_HAVE_GLES2
+ const GLfloat vVertices[] = { 1.0f, 1.0f, 0.0f,
+ 1.0f, 0.0f,
+ -1.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f,
+ -1.0f, -1.0f, 0.0f,
+ 0.0f, 1.0f,
+ 1.0f, -1.0f, 0.0f,
+ 1.0f, 1.0f
+ };
+
+ GLushort indices[] = { 0, 1, 2, 0, 2, 3 };
+
+ gl->Clear (GL_COLOR_BUFFER_BIT);
+
+ gst_gl_shader_use (shader);
+
+ /* Load the vertex position */
+ gl->VertexAttribPointer (shader_attr_position_loc, 3,
+ GL_FLOAT, GL_FALSE, 5 * sizeof (GLfloat), vVertices);
+
+ /* Load the texture coordinate */
+ gl->VertexAttribPointer (shader_attr_texture_loc, 2,
+ GL_FLOAT, GL_FALSE, 5 * sizeof (GLfloat), &vVertices[3]);
+
+ gl->EnableVertexAttribArray (shader_attr_position_loc);
+ gl->EnableVertexAttribArray (shader_attr_texture_loc);
+
+ gl->ActiveTexture (GL_TEXTURE0);
+ gl->BindTexture (GL_TEXTURE_2D, tex_id);
+ gst_gl_shader_set_uniform_1i (shader, "s_texture", 0);
+
+ gl->DrawElements (GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, indices);
+#endif
+
+ context_class->swap_buffers (context);
+}
+
+GST_START_TEST (test_shader_compile)
+{
+ const gchar *formats[] = { "RGB", "RGBx", "RGBA", "BGR", "BGRx", "BGRA",
+ "xRGB", "xBGR", "ARGB", "ABGR", "Y444", "I420", "YV12", "Y42B", "Y41B",
+ "NV12", "NV21", "YUY2", "UYVY", "AYUV", "GRAY8", "GRAY16_LE", "GRAY16_BE"
+ };
+ guint i;
+ gboolean res;
+
+ for (i = 0; i < G_N_ELEMENTS (formats); i++) {
+ GstVideoInfo info;
+ GstVideoFormat v_format;
+
+ v_format = gst_video_format_from_string (formats[i]);
+
+ gst_video_info_set_format (&info, v_format, 320, 240);
+
+ res = gst_gl_upload_init_format (upload, info, info);
+ fail_if (res == FALSE, "Failed to init upload for video format %s\n",
+ formats[i]);
+
+ gst_object_unref (upload);
+ upload = gst_gl_upload_new (context);
+ }
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_upload_data)
+{
+ gpointer data[GST_VIDEO_MAX_PLANES] = { rgba_data, NULL, NULL, NULL };
+ GstVideoInfo in_info;
+ GstVideoInfo out_info;
+ gboolean res;
+ gint i = 0;
+
+ gst_video_info_set_format (&in_info, FORMAT, WIDTH, HEIGHT);
+ gst_video_info_set_format (&out_info, FORMAT, WIDTH, HEIGHT);
+
+ gst_gl_context_gen_texture (context, &tex_id, FORMAT, WIDTH, HEIGHT);
+
+ gst_gl_upload_init_format (upload, in_info, out_info);
+
+ res = gst_gl_upload_perform_with_data (upload, tex_id, data);
+ fail_if (res == FALSE, "Failed to upload buffer: %s\n",
+ gst_gl_context_get_error ());
+
+ gst_gl_window_draw (window, WIDTH, HEIGHT);
+
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (init), context);
+
+ while (i < 2) {
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (draw_render),
+ context);
+ i++;
+ }
+
+ gst_gl_context_del_texture (context, &tex_id);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_upload_memory)
+{
+ GstGLMemory *gl_mem;
+ GstVideoInfo in_info;
+ GstVideoInfo out_info;
+ gboolean res;
+ gint i = 0;
+
+ gl_mem = gst_gl_memory_wrapped (context, FORMAT, WIDTH, HEIGHT, rgba_data,
+ NULL, NULL);
+
+ gst_video_info_set_format (&in_info, FORMAT, WIDTH, HEIGHT);
+ gst_video_info_set_format (&out_info, FORMAT, WIDTH, HEIGHT);
+
+ gst_gl_upload_init_format (upload, in_info, out_info);
+
+ res = gst_gl_upload_perform_with_memory (upload, gl_mem);
+ fail_if (res == FALSE, "Failed to upload GstGLMemory: %s\n",
+ gst_gl_context_get_error ());
+ tex_id = gl_mem->tex_id;
+
+ gst_gl_window_draw (window, WIDTH, HEIGHT);
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (init), context);
+
+ while (i < 2) {
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (draw_render),
+ context);
+ i++;
+ }
+}
+
+GST_END_TEST;
+
+
+GST_START_TEST (test_upload_buffer)
+{
+ GstBuffer *buffer;
+ GstGLMemory *gl_mem;
+ GstVideoInfo in_info;
+ GstVideoInfo out_info;
+ gint i = 0;
+ gboolean res;
+
+ /* create GL buffer */
+ buffer = gst_buffer_new ();
+ gl_mem = gst_gl_memory_wrapped (context, FORMAT, WIDTH, HEIGHT, rgba_data,
+ NULL, NULL);
+ gst_buffer_append_memory (buffer, (GstMemory *) gl_mem);
+
+ gst_video_info_set_format (&in_info, FORMAT, WIDTH, HEIGHT);
+ gst_video_info_set_format (&out_info, FORMAT, WIDTH, HEIGHT);
+
+ gst_gl_upload_init_format (upload, in_info, out_info);
+
+ res = gst_gl_upload_perform_with_buffer (upload, buffer, &tex_id);
+ fail_if (res == FALSE, "Failed to upload buffer: %s\n",
+ gst_gl_context_get_error ());
+
+ gst_gl_window_draw (window, WIDTH, HEIGHT);
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (init), context);
+
+ while (i < 2) {
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (draw_render),
+ context);
+ i++;
+ }
+
+ gst_gl_upload_release_buffer (upload);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_upload_meta_producer)
+{
+ GstBuffer *buffer;
+ GstGLMemory *gl_mem;
+ GstVideoInfo in_info;
+ GstVideoInfo out_info;
+ GstVideoGLTextureUploadMeta *gl_upload_meta;
+ guint tex_ids[] = { 0, 0, 0, 0 };
+ gboolean res;
+ gint i = 0;
+
+ /* create GL buffer */
+ buffer = gst_buffer_new ();
+ gl_mem = gst_gl_memory_wrapped (context, FORMAT, WIDTH, HEIGHT, rgba_data,
+ NULL, NULL);
+ gst_buffer_append_memory (buffer, (GstMemory *) gl_mem);
+
+ gst_gl_context_gen_texture (context, &tex_ids[0], FORMAT, WIDTH, HEIGHT);
+
+ gst_video_info_set_format (&in_info, FORMAT, WIDTH, HEIGHT);
+ gst_video_info_set_format (&out_info, FORMAT, WIDTH, HEIGHT);
+
+ gst_gl_upload_init_format (upload, in_info, out_info);
+ gst_gl_upload_add_video_gl_texture_upload_meta (upload, buffer);
+
+ gl_upload_meta = gst_buffer_get_video_gl_texture_upload_meta (buffer);
+ fail_if (gl_upload_meta == NULL, "Failed to add GstVideoGLTextureUploadMeta"
+ " to buffer\n");
+
+ res = gst_video_gl_texture_upload_meta_upload (gl_upload_meta, tex_ids);
+ fail_if (res == FALSE, "Failed to upload GstVideoGLTextureUploadMeta\n");
+
+ tex_id = tex_ids[0];
+ gst_gl_window_draw (window, WIDTH, HEIGHT);
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (init), context);
+
+ while (i < 2) {
+ gst_gl_window_send_message (window, GST_GL_WINDOW_CB (draw_render),
+ context);
+ i++;
+ }
+
+ gst_gl_context_del_texture (context, &tex_ids[0]);
+}
+
+GST_END_TEST;
+
+
+Suite *
+gst_gl_upload_suite (void)
+{
+ Suite *s = suite_create ("GstGLUpload");
+ TCase *tc_chain = tcase_create ("upload");
+
+ suite_add_tcase (s, tc_chain);
+ tcase_add_checked_fixture (tc_chain, setup, teardown);
+ tcase_add_test (tc_chain, test_shader_compile);
+ tcase_add_test (tc_chain, test_upload_data);
+ tcase_add_test (tc_chain, test_upload_memory);
+ tcase_add_test (tc_chain, test_upload_buffer);
+ tcase_add_test (tc_chain, test_upload_meta_producer);
+
+ return s;
+}
+
+GST_CHECK_MAIN (gst_gl_upload);
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