2 * test-subpicture.c - Test GstVaapiSubpicture
4 * Copyright (C) <2011> Intel Corporation
5 * Copyright (C) <2011> Collabora Ltd.
6 * Copyright (C) <2011> Thibault Saunier <thibault.saunier@collabora.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
24 #include <gst/vaapi/gstvaapidisplay_x11.h>
25 #include <gst/vaapi/gstvaapiwindow_x11.h>
26 #include <gst/vaapi/gstvaapidecoder.h>
27 #include <gst/vaapi/gstvaapidecoder_ffmpeg.h>
28 #include <gst/vaapi/gstvaapisurface.h>
29 #include "test-h264.h"
30 #include "test-subpicture-data.h"
32 typedef void (*GetVideoInfoFunc)(VideoDecodeInfo *info);
34 typedef struct _CodecDefs CodecDefs;
36 const gchar *codec_str;
37 GetVideoInfoFunc get_video_info;
40 static const CodecDefs g_codec_defs[] = {
41 #define INIT_FUNCS(CODEC) { #CODEC, CODEC##_get_video_info }
47 static const CodecDefs *
48 get_codec_defs(const gchar *codec_str)
51 for (c = g_codec_defs; c->codec_str; c++)
52 if (strcmp(codec_str, c->codec_str) == 0)
57 static inline void pause(void)
59 g_print("Press any key to continue...\n");
63 static gchar *g_codec_str;
65 static GOptionEntry g_options[] = {
68 G_OPTION_ARG_STRING, &g_codec_str,
69 "codec to test", NULL },
74 upload_image (guint8 *dst, const guint32 *src, guint size)
78 for (i = 0; i < size; i += 4) {
80 dst[i + 1] = *src >> 16;
81 dst[i + 2] = *src >> 8;
87 main(int argc, char *argv[])
89 GOptionContext *options;
90 GstVaapiDisplay *display;
91 GstVaapiWindow *window;
92 GstVaapiDecoder *decoder;
93 GstCaps *decoder_caps;
94 GstStructure *structure;
95 GstVaapiDecoderStatus status;
96 const CodecDefs *codec;
98 GstVaapiSurfaceProxy *proxy;
99 GstVaapiSurface *surface;
100 VideoDecodeInfo info;
101 VideoSubpictureInfo subinfo;
102 GstVaapiImage *subtitle_image;
103 GstVaapiSubpicture *subpicture;
105 GstVaapiRectangle sub_rect;
106 guint surf_width, surf_height;
108 static const guint win_width = 640;
109 static const guint win_height = 480;
111 gst_init(&argc, &argv);
113 options = g_option_context_new(" - test-decode options");
114 g_option_context_add_main_entries(options, g_options, NULL);
115 g_option_context_parse(options, &argc, &argv, NULL);
116 g_option_context_free(options);
119 g_codec_str = g_strdup("h264");
121 g_print("Test %s decode\n", g_codec_str);
122 codec = get_codec_defs(g_codec_str);
124 g_error("no %s codec data found", g_codec_str);
126 display = gst_vaapi_display_x11_new(NULL);
128 g_error("could not create VA display");
130 window = gst_vaapi_window_x11_new(display, win_width, win_height);
132 g_error("could not create window");
134 codec->get_video_info(&info);
135 decoder_caps = gst_vaapi_profile_get_caps(info.profile);
137 g_error("could not create decoder caps");
139 structure = gst_caps_get_structure(decoder_caps, 0);
140 if (info.width > 0 && info.height > 0)
143 "width", G_TYPE_INT, info.width,
144 "height", G_TYPE_INT, info.height,
148 decoder = gst_vaapi_decoder_ffmpeg_new(display, decoder_caps);
150 g_error("could not create FFmpeg decoder");
151 gst_caps_unref(decoder_caps);
153 buffer = gst_buffer_new();
155 g_error("could not create encoded data buffer");
156 gst_buffer_set_data(buffer, (guchar *)info.data, info.data_size);
158 if (!gst_vaapi_decoder_put_buffer(decoder, buffer))
159 g_error("could not send video data to the decoder");
160 gst_buffer_unref(buffer);
162 if (!gst_vaapi_decoder_put_buffer(decoder, NULL))
163 g_error("could not send EOS to the decoder");
165 proxy = gst_vaapi_decoder_get_surface(decoder, &status);
167 g_error("could not get decoded surface (decoder status %d)", status);
169 surface = gst_vaapi_surface_proxy_get_surface(proxy);
171 g_error("could not get underlying surface");
173 gst_vaapi_surface_get_size(surface, &surf_width, &surf_height);
174 printf("surface size %dx%d\n", surf_width, surf_height);
176 subpicture_get_info (&subinfo);
178 /* Adding subpicture */
179 argbcaps = gst_caps_new_simple ("video/x-raw-rgb",
180 "endianness", G_TYPE_INT, G_BIG_ENDIAN,
181 "bpp", G_TYPE_INT, 32,
182 "red_mask", G_TYPE_INT, 0xff000000,
183 "green_mask", G_TYPE_INT, 0x00ff0000,
184 "blue_mask", G_TYPE_INT, 0x0000ff00,
185 "alpha_mask", G_TYPE_INT, 0x000000ff,
186 "width", G_TYPE_INT, subinfo.width,
187 "height", G_TYPE_INT, subinfo.height,
190 buffer = gst_buffer_new_and_alloc (subinfo.data_size);
191 upload_image (GST_BUFFER_DATA (buffer), subinfo.data, subinfo.data_size);
192 gst_buffer_set_caps (buffer, argbcaps);
194 subtitle_image = gst_vaapi_image_new (display,
195 GST_VAAPI_IMAGE_RGBA, subinfo.width, subinfo.height);
197 if (!gst_vaapi_image_update_from_buffer (subtitle_image, buffer))
198 g_error ("could not update VA image with subtitle data");
200 subpicture = gst_vaapi_subpicture_new (subtitle_image);
202 /* We position it as a subtitle, centered at the bottom. */
203 sub_rect.x = (surf_width - subinfo.width) / 2;
204 sub_rect.y = surf_height - subinfo.height - 10;
205 sub_rect.height = subinfo.height;
206 sub_rect.width = subinfo.width;
208 if (!gst_vaapi_surface_associate_subpicture (
213 g_error("could not associate subpicture");
215 gst_vaapi_window_show(window);
217 if (!gst_vaapi_window_put_surface(window,
218 GST_VAAPI_SURFACE_PROXY_SURFACE(proxy),
221 GST_VAAPI_PICTURE_STRUCTURE_FRAME))
222 g_error("could not render surface");
226 gst_buffer_unref(buffer);
227 g_object_unref(proxy);
228 g_object_unref(decoder);
229 g_object_unref(window);
230 g_object_unref(display);