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gl/api: improve the to/from string for GstGLAPI/GstGLPlatform

Browse source 
With unit tests now!

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/809>
This commit is contained in:
Matthew Waters 2020-09-08 15:53:27 +10:00
parent 3c3d978578
commit f03071439f
3 changed files with 165 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
gst-libs/gst/gl/gstglapi.c
View file

@ -107,8 +107,10 @@ gst_gl_api_from_string (const gchar * apis_s)
GstGLAPI ret = GST_GL_API_NONE;
gchar *apis = (gchar *) apis_s;
if (!apis || apis[0] == '\0') {
if (!apis || apis[0] == '\0' || g_strcmp0 (apis_s, "any") == 0) {
ret = GST_GL_API_ANY;
} else if (g_strcmp0 (apis_s, "none") == 0) {
ret = GST_GL_API_NONE;
} else {
while (apis) {
if (apis[0] == '\0') {
@ -147,6 +149,7 @@ gchar *
gst_gl_platform_to_string (GstGLPlatform platform)
{
GString *str = NULL;
gboolean first_set = FALSE;
gchar *ret;
if (platform == GST_GL_PLATFORM_NONE) {
@ -159,22 +162,24 @@ gst_gl_platform_to_string (GstGLPlatform platform)
str = g_string_new ("");
if (platform & GST_GL_PLATFORM_GLX) {
str = g_string_append (str, "glx ");
}
if (platform & GST_GL_PLATFORM_EGL) {
str = g_string_append (str, "egl ");
}
if (platform & GST_GL_PLATFORM_WGL) {
str = g_string_append (str, "wgl ");
}
if (platform & GST_GL_PLATFORM_CGL) {
str = g_string_append (str, "cgl ");
#define ADD_PLATFORM(flag,str__) \
if (platform & flag) { \
if (first_set) \
g_string_append_c (str, ' '); \
str = g_string_append (str, str__); \
first_set = TRUE; \
}
ADD_PLATFORM (GST_GL_PLATFORM_GLX, "glx");
ADD_PLATFORM (GST_GL_PLATFORM_EGL, "egl");
ADD_PLATFORM (GST_GL_PLATFORM_WGL, "wgl");
ADD_PLATFORM (GST_GL_PLATFORM_CGL, "cgl");
ADD_PLATFORM (GST_GL_PLATFORM_EAGL, "eagl");
#undef ADD_PLATFORM
out:
if (!str)
str = g_string_new ("unknown");
if (g_strcmp0 (str->str, "") == 0)
str = g_string_append (str, "unknown");
ret = g_string_free (str, FALSE);
return ret;
@ -192,8 +197,10 @@ gst_gl_platform_from_string (const gchar * platform_s)
GstGLPlatform ret = GST_GL_PLATFORM_NONE;
gchar *platform = (gchar *) platform_s;
if (!platform || platform[0] == '\0') {
if (!platform || platform[0] == '\0' || g_strcmp0 (platform_s, "any") == 0) {
ret = GST_GL_PLATFORM_ANY;
} else if (g_strcmp0 (platform_s, "none") == 0) {
ret = GST_GL_PLATFORM_NONE;
} else {
while (platform) {
if (platform[0] == '\0') {
@ -212,6 +219,9 @@ gst_gl_platform_from_string (const gchar * platform_s)
} else if (g_strstr_len (platform, 3, "cgl")) {
ret |= GST_GL_PLATFORM_CGL;
platform = &platform[3];
} else if (g_strstr_len (platform, 4, "eagl")) {
ret |= GST_GL_PLATFORM_EAGL;
platform = &platform[4];
} else {
GST_ERROR ("Error parsing \'%s\'", platform);
break;

139
tests/check/libs/gstglapi.c Normal file
View file

@ -0,0 +1,139 @@
/* GStreamer
*
* Copyright (C) 2014 Matthew Waters <matthew@centricular.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/gl.h>
/* *INDENT-OFF* */
static struct
{
GstGLAPI api;
const gchar *str;
} api_strings[] = {
{GST_GL_API_OPENGL, "opengl"},
{GST_GL_API_OPENGL3, "opengl3"},
{GST_GL_API_GLES1, "gles1"},
{GST_GL_API_GLES2, "gles2"},
{GST_GL_API_ANY, "any"},
{GST_GL_API_NONE, "none"},
};
static struct
{
GstGLAPI api;
const gchar *str;
} from_api_strings[] = {
{GST_GL_API_ANY, ""},
{GST_GL_API_ANY, NULL},
{GST_GL_API_NONE, "invalid-api"},
};
/* *INDENT-ON* */
GST_START_TEST (gl_api_serialization)
{
int i;
for (i = 0; i < G_N_ELEMENTS (api_strings); i++) {
gchar *new_str;
new_str = gst_gl_api_to_string (api_strings[i].api);
GST_DEBUG ("\'%s\' ?= \'%s\'", new_str, api_strings[i].str);
fail_unless_equals_int (0, g_strcmp0 (new_str, api_strings[i].str));
fail_unless_equals_int (gst_gl_api_from_string (api_strings[i].str),
api_strings[i].api);
g_free (new_str);
}
for (i = 0; i < G_N_ELEMENTS (from_api_strings); i++) {
fail_unless_equals_int (gst_gl_api_from_string (from_api_strings[i].str),
from_api_strings[i].api);
}
}
GST_END_TEST;
/* *INDENT-OFF* */
static struct
{
GstGLPlatform platform;
const gchar *str;
} platform_strings[] = {
{GST_GL_PLATFORM_GLX, "glx"},
{GST_GL_PLATFORM_EGL, "egl"},
{GST_GL_PLATFORM_WGL, "wgl"},
{GST_GL_PLATFORM_CGL, "cgl"},
{GST_GL_PLATFORM_EAGL, "eagl"},
{GST_GL_PLATFORM_ANY, "any"},
{GST_GL_PLATFORM_NONE, "none"},
};
static struct
{
GstGLPlatform platform;
const gchar *str;
} from_platform_strings[] = {
{GST_GL_PLATFORM_ANY, ""},
{GST_GL_PLATFORM_ANY, NULL},
{GST_GL_PLATFORM_NONE, "invalid-platform"},
};
/* *INDENT-ON* */
GST_START_TEST (gl_platform_serialization)
{
int i;
for (i = 0; i < G_N_ELEMENTS (platform_strings); i++) {
gchar *new_str;
new_str = gst_gl_platform_to_string (platform_strings[i].platform);
GST_DEBUG ("\'%s\' ?= \'%s\'", new_str, platform_strings[i].str);
fail_unless_equals_int (0, g_strcmp0 (new_str, platform_strings[i].str));
fail_unless_equals_int (gst_gl_platform_from_string (platform_strings
[i].str), platform_strings[i].platform);
g_free (new_str);
}
for (i = 0; i < G_N_ELEMENTS (from_platform_strings); i++) {
fail_unless_equals_int (gst_gl_platform_from_string (from_platform_strings
[i].str), from_platform_strings[i].platform);
}
}
GST_END_TEST;
static Suite *
gst_gl_color_convert_suite (void)
{
Suite *s = suite_create ("GstGLAPI");
TCase *tc_chain = tcase_create ("api");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, gl_platform_serialization);
tcase_add_test (tc_chain, gl_api_serialization);
return s;
}
GST_CHECK_MAIN (gst_gl_color_convert);

1
tests/check/meson.build
View file

@ -87,6 +87,7 @@ endif
# FIXME: Unstable on Windows
if build_gstgl and host_machine.system() != 'windows'
base_tests += [
[ 'libs/gstglapi.c', not build_gstgl, [gstgl_dep]],
[ 'libs/gstglcolorconvert.c', not build_gstgl, [gstgl_dep, gstglproto_dep]],
[ 'libs/gstglcontext.c', not build_gstgl, [gstgl_dep, gstglproto_dep]],
[ 'libs/gstglfeature.c', not build_gstgl, [gstgl_dep, gstglproto_dep]],