summaryrefslogtreecommitdiff
path: root/tests/internal/image.c
blob: 13044710002e5c9340a2285b6423bc6d48d95ef9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
/*
 *  image.c - Image utilities for the tests
 *
 *  Copyright (C) 2010-2011 Splitted-Desktop Systems
 *    Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
 *  Copyright (C) 2013 Intel Corporation
 *    Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1
 *  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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free
 *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301 USA
 */

#include "image.h"

static gboolean
image_draw_rectangle (GstVaapiImage * image,
    gint x, gint y, guint width, guint height, guint32 color, guint32 flags);

static gboolean
image_draw_color_rectangles (GstVaapiImage * image,
    guint width, guint height, const guint32 colors[4], guint32 flags)
{
  const guint w = width / 2;
  const guint h = height / 2;

  if (!image_draw_rectangle (image, 0, 0, w, h, colors[0], flags))
    return FALSE;
  if (!image_draw_rectangle (image, w, 0, w, h, colors[1], flags))
    return FALSE;
  if (!image_draw_rectangle (image, 0, h, w, h, colors[2], flags))
    return FALSE;
  if (!image_draw_rectangle (image, w, h, w, h, colors[3], flags))
    return FALSE;
  return TRUE;
}

GstVaapiImage *
image_generate (GstVaapiDisplay * display,
    GstVideoFormat format, guint width, guint height)
{
  return image_generate_full (display, format, width, height, 0);
}

GstVaapiImage *
image_generate_full (GstVaapiDisplay * display,
    GstVideoFormat format, guint width, guint height, guint32 flags)
{
  GstVaapiImage *image;

  static const guint32 rgb_colors[4] =
      { 0xffff0000, 0xff00ff00, 0xff0000ff, 0xff000000 };
  static const guint32 bgr_colors[4] =
      { 0xff000000, 0xff0000ff, 0xff00ff00, 0xffff0000 };
  static const guint32 inv_colors[4] =
      { 0xffdeadc0, 0xffdeadc0, 0xffdeadc0, 0xffdeadc0 };

  image = gst_vaapi_image_new (display, format, width, height);
  if (!image)
    return NULL;

  if (flags) {
    if (!image_draw_color_rectangles (image, width, height,
            ((flags & GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD) ?
                rgb_colors : inv_colors),
            GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD))
      goto error;

    if (!image_draw_color_rectangles (image, width, height,
            ((flags & GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD) ?
                bgr_colors : inv_colors),
            GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD))
      goto error;
  } else if (!image_draw_color_rectangles (image, width, height, rgb_colors, 0))
    goto error;
  return image;

error:
  gst_vaapi_object_unref (image);
  return NULL;
}

typedef void (*DrawRectFunc) (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color);

static void
draw_rect_ARGB (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  guint i, j;

  color = GUINT32_TO_BE (color);

  for (j = 0; j < height; j++) {
    guint32 *p = (guint32 *) (pixels[0] + (y + j) * stride[0] + x * 4);
    for (i = 0; i < width; i++)
      p[i] = color;
  }
}

static void
draw_rect_BGRA (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  // Converts ARGB color to BGRA
  color = GUINT32_SWAP_LE_BE (color);

  draw_rect_ARGB (pixels, stride, x, y, width, height, color);
}

static void
draw_rect_RGBA (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  // Converts ARGB color to RGBA
  color = ((color >> 24) & 0xff) | ((color & 0xffffff) << 8);

  draw_rect_ARGB (pixels, stride, x, y, width, height, color);
}

static void
draw_rect_ABGR (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  // Converts ARGB color to ABGR
  color = ((color & 0xff00ff00) |
      ((color >> 16) & 0xff) | ((color & 0xff) << 16));

  draw_rect_ARGB (pixels, stride, x, y, width, height, color);
}

static void
draw_rect_NV12 (                // Y, UV planes
    guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  const guchar Y = color >> 16;
  const guchar Cb = color >> 8;
  const guchar Cr = color;
  guchar *dst;
  guint i, j;

  dst = pixels[0] + y * stride[0] + x;
  for (j = 0; j < height; j++, dst += stride[0])
    for (i = 0; i < width; i++)
      dst[i] = Y;

  x /= 2;
  y /= 2;
  width /= 2;
  height /= 2;

  dst = pixels[1] + y * stride[1] + x * 2;
  for (j = 0; j < height; j++, dst += stride[1])
    for (i = 0; i < width; i++) {
      dst[2 * i + 0] = Cb;
      dst[2 * i + 1] = Cr;
    }
}

static void
draw_rect_YV12 (                // Y, V, U planes
    guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  const guchar Y = color >> 16;
  const guchar Cb = color >> 8;
  const guchar Cr = color;
  guchar *pY, *pU, *pV;
  guint i, j;

  pY = pixels[0] + y * stride[0] + x;
  for (j = 0; j < height; j++, pY += stride[0])
    for (i = 0; i < width; i++)
      pY[i] = Y;

  x /= 2;
  y /= 2;
  width /= 2;
  height /= 2;

  pV = pixels[1] + y * stride[1] + x;
  pU = pixels[2] + y * stride[2] + x;
  for (j = 0; j < height; j++, pU += stride[1], pV += stride[2])
    for (i = 0; i < width; i++) {
      pU[i] = Cb;
      pV[i] = Cr;
    }
}

static void
draw_rect_I420 (                // Y, U, V planes
    guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  guchar *new_pixels[3] = { pixels[0], pixels[2], pixels[1] };
  guint new_stride[3] = { stride[0], stride[2], stride[1] };

  draw_rect_YV12 (new_pixels, new_stride, x, y, width, height, color);
}

static void
draw_rect_YUV422 (guchar * pixels[3], guint stride[3],
    gint x, gint y, guint width, guint height, guint32 color)
{
  guint i, j;

  width /= 2;
  for (j = 0; j < height; j++) {
    guint32 *const p = (guint32 *)
        (pixels[0] + (y + j) * stride[0] + x * 2);
    for (i = 0; i < width; i++)
      p[i] = color;
  }
}

static void
draw_rect_YUY2 (guchar * pixels[3], guint stride[3],
    gint x, gint y, guint width, guint height, guint32 color)
{
  const guchar Y = color >> 16;
  const guchar Cb = color >> 8;
  const guchar Cr = color;

  color = (Y << 24) | (Cb << 16) | (Y << 8) | Cr;
  draw_rect_YUV422 (pixels, stride, x, y, width, height, GUINT32_TO_BE (color));
}

static void
draw_rect_UYVY (guchar * pixels[3], guint stride[3],
    gint x, gint y, guint width, guint height, guint32 color)
{
  const guchar Y = color >> 16;
  const guchar Cb = color >> 8;
  const guchar Cr = color;

  color = (Cb << 24) | (Y << 16) | (Cr << 8) | Y;
  draw_rect_YUV422 (pixels, stride, x, y, width, height, GUINT32_TO_BE (color));
}

static void
draw_rect_AYUV (guchar * pixels[3],
    guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
{
  guint i, j;

  color = color | 0xff000000;

  for (j = 0; j < height; j++) {
    guint32 *p = (guint32 *) (pixels[0] + (y + j) * stride[0] + x * 4);
    for (i = 0; i < width; i++)
      p[i] = color;
  }
}

static inline guint32
argb2yuv (guint32 color)
{
  const gint32 r = (color >> 16) & 0xff;
  const gint32 g = (color >> 8) & 0xff;
  const gint32 b = (color) & 0xff;

  const guint32 y = ((306 * r + 601 * g + 116 * b) >> 10);
  const guint32 u = ((-172 * r - 339 * g + 512 * b) >> 10) + 128;
  const guint32 v = ((512 * r - 428 * g - 83 * b) >> 10) + 128;

  return (y << 16) | (u << 8) | v;
}

gboolean
image_draw_rectangle (GstVaapiImage * image,
    gint x, gint y, guint width, guint height, guint32 color, guint32 flags)
{
  const GstVideoFormat image_format = gst_vaapi_image_get_format (image);
  const guint image_width = gst_vaapi_image_get_width (image);
  const guint image_height = gst_vaapi_image_get_height (image);
  GstVaapiDisplay *display;
  guchar *pixels[3];
  guint stride[3];
  DrawRectFunc draw_rect = NULL;
  guint i;

  static const struct
  {
    GstVideoFormat format;
    DrawRectFunc draw_rect;
  }
  map[] = {
#define _(FORMAT) { GST_VIDEO_FORMAT_##FORMAT, draw_rect_##FORMAT }
    _(ARGB),
        _(BGRA),
        _(RGBA), _(ABGR), _(NV12), _(YV12), _(I420), _(YUY2), _(UYVY), _(AYUV),
#undef  _
    {
    0,}
  };

  for (i = 0; !draw_rect && map[i].format; i++)
    if (map[i].format == image_format)
      draw_rect = map[i].draw_rect;
  if (!draw_rect)
    return FALSE;

  if (x < 0)
    x = 0;
  if (y < 0)
    y = 0;
  if (width > image_width - x)
    width = image_width - x;
  if (height > image_height - y)
    height = image_height - y;

  display = gst_vaapi_object_get_display (GST_VAAPI_OBJECT (image));
  if (!display)
    return FALSE;

  if (!gst_vaapi_image_map (image))
    return FALSE;

  for (i = 0; i < gst_vaapi_image_get_plane_count (image); i++) {
    pixels[i] = gst_vaapi_image_get_plane (image, i);
    stride[i] = gst_vaapi_image_get_pitch (image, i);
    switch (flags) {
      case GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD:
        pixels[i] += stride[i];
        // fall-through
      case GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD:
        stride[i] *= 2;
        break;
    }
  }

  if (flags)
    y /= 2, height /= 2;

  if (gst_vaapi_video_format_is_yuv (image_format))
    color = argb2yuv (color);

  draw_rect (pixels, stride, x, y, width, height, color);
  return gst_vaapi_image_unmap (image);
}

gboolean
image_upload (GstVaapiImage * image, GstVaapiSurface * surface)
{
  GstVaapiDisplay *display;
  GstVideoFormat format;
  GstVaapiImage *surface_image;
  GstVaapiSubpicture *subpicture;
  gboolean success;

  display = gst_vaapi_object_get_display (GST_VAAPI_OBJECT (surface));
  if (!display)
    return FALSE;

  format = gst_vaapi_image_get_format (image);
  if (!format)
    return FALSE;

  if (gst_vaapi_surface_put_image (surface, image))
    return TRUE;

  surface_image = gst_vaapi_surface_derive_image (surface);
  if (surface_image) {
    success = gst_vaapi_image_copy (surface_image, image);
    gst_vaapi_object_unref (surface_image);
    if (success)
      return TRUE;
  }

  g_print ("could not upload %s image to surface\n",
      gst_vaapi_video_format_to_string (format));

  if (!gst_vaapi_display_has_subpicture_format (display, format, NULL))
    return FALSE;

  g_print ("trying as a subpicture\n");

  subpicture = gst_vaapi_subpicture_new (image, 0);
  if (!subpicture)
    g_error ("could not create VA subpicture");

  if (!gst_vaapi_surface_associate_subpicture (surface, subpicture, NULL, NULL))
    g_error ("could not associate subpicture to surface");

  /* The surface holds a reference to the subpicture. This is safe */
  gst_vaapi_object_unref (subpicture);
  return TRUE;
}