src/tdm_capture.c

   1 /**************************************************************************
   2
   3 libtdm
   4
   5 Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6
   7 Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8          JinYoung Jeon <jy0.jeon@samsung.com>,
   9          Taeheon Kim <th908.kim@samsung.com>,
  10          YoungJun Cho <yj44.cho@samsung.com>,
  11          SooChan Lim <sc1.lim@samsung.com>,
  12          Boram Park <sc1.lim@samsung.com>
  13
  14 Permission is hereby granted, free of charge, to any person obtaining a
  15 copy of this software and associated documentation files (the
  16 "Software"), to deal in the Software without restriction, including
  17 without limitation the rights to use, copy, modify, merge, publish,
  18 distribute, sub license, and/or sell copies of the Software, and to
  19 permit persons to whom the Software is furnished to do so, subject to
  20 the following conditions:
  21
  22 The above copyright notice and this permission notice (including the
  23 next paragraph) shall be included in all copies or substantial portions
  24 of the Software.
  25
  26 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29 IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33
  34 **************************************************************************/
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #include "tdm.h"
  41 #include "tdm_backend.h"
  42 #include "tdm_private.h"
  43
  44 #define CAPTURE_FUNC_ENTRY() \
  45     tdm_func_capture *func_capture; \
  46     tdm_private_display *private_display; \
  47     tdm_private_capture *private_capture; \
  48     tdm_error ret = TDM_ERROR_NONE; \
  49     TDM_RETURN_VAL_IF_FAIL(capture != NULL, TDM_ERROR_INVALID_PARAMETER); \
  50     private_capture = (tdm_private_capture*)capture; \
  51     private_display = private_capture->private_display; \
  52     func_capture = private_capture->func_capture
  53
  54 static void
  55 _tdm_caputre_cb_done(tdm_capture *capture, tbm_surface_h buffer, void *user_data)
  56 {
  57     tdm_buffer_unref_backend(tdm_buffer_get(buffer));
  58 }
  59
  60 INTERN tdm_private_capture*
  61 tdm_capture_create_output_internal(tdm_private_output *private_output, tdm_error *error)
  62 {
  63     tdm_private_display *private_display;
  64     tdm_func_display *func_display;
  65     tdm_func_capture *func_capture;
  66     tdm_private_capture *private_capture = NULL;
  67     tdm_capture *capture = NULL;
  68     tdm_error ret = TDM_ERROR_NONE;
  69
  70     private_display = private_output->private_display;
  71     func_display = &private_display->func_display;
  72     func_capture = &private_display->func_capture;
  73
  74     if (!(private_display->caps_display.capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
  75     {
  76         TDM_ERR("no capture capability");
  77         if (error)
  78             *error = TDM_ERROR_BAD_REQUEST;
  79         return NULL;
  80     }
  81
  82     capture = func_display->output_create_capture(private_output->output, &ret);
  83     if (ret != TDM_ERROR_NONE)
  84     {
  85         if (error)
  86             *error = ret;
  87         return NULL;
  88     }
  89
  90     private_capture = calloc(1, sizeof(tdm_private_capture));
  91     if (!private_capture)
  92     {
  93         TDM_ERR("failed: alloc memory");
  94         func_capture->capture_destroy(capture);
  95         if (error)
  96             *error = TDM_ERROR_OUT_OF_MEMORY;
  97         return NULL;
  98     }
  99
 100     ret = func_capture->capture_set_done_handler(capture, _tdm_caputre_cb_done, private_capture);
 101     if (ret != TDM_ERROR_NONE)
 102     {
 103         TDM_ERR("set capture_done_handler failed");
 104         func_capture->capture_destroy(capture);
 105         if (error)
 106             *error = ret;
 107         return NULL;
 108     }
 109
 110     LIST_ADD(&private_capture->link, &private_output->capture_list);
 111     private_capture->func_capture = func_capture;
 112     private_capture->target = TDM_CAPTURE_TARGET_OUTPUT;
 113     private_capture->private_display = private_display;
 114     private_capture->private_output = private_output;
 115     private_capture->private_layer = NULL;
 116     private_capture->capture = capture;
 117
 118     if (error)
 119         *error = TDM_ERROR_NONE;
 120
 121     return private_capture;
 122 }
 123
 124 INTERN tdm_private_capture*
 125 tdm_capture_create_layer_internal(tdm_private_layer *private_layer, tdm_error *error)
 126 {
 127     tdm_private_display *private_display;
 128     tdm_private_output *private_output;
 129     tdm_func_display *func_display;
 130     tdm_func_capture *func_capture;
 131     tdm_private_capture *private_capture = NULL;
 132     tdm_capture *capture = NULL;
 133     tdm_error ret = TDM_ERROR_NONE;
 134
 135     private_output = private_layer->private_output;
 136     private_display = private_output->private_display;
 137     func_display = &private_display->func_display;
 138     func_capture = &private_display->func_capture;
 139
 140     if (!(private_display->caps_display.capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
 141     {
 142         TDM_ERR("no capture capability");
 143         if (error)
 144             *error = TDM_ERROR_BAD_REQUEST;
 145         return NULL;
 146     }
 147
 148     capture = func_display->layer_create_capture(private_layer->layer, &ret);
 149     if (ret != TDM_ERROR_NONE)
 150         return NULL;
 151
 152     private_capture = calloc(1, sizeof(tdm_private_capture));
 153     if (!private_capture)
 154     {
 155         TDM_ERR("failed: alloc memory");
 156         func_capture->capture_destroy(capture);
 157         if (error)
 158             *error = TDM_ERROR_OUT_OF_MEMORY;
 159         return NULL;
 160     }
 161
 162     LIST_ADD(&private_capture->link, &private_output->capture_list);
 163     private_capture->target = TDM_CAPTURE_TARGET_LAYER;
 164     private_capture->func_capture = func_capture;
 165     private_capture->private_display = private_display;
 166     private_capture->private_output = private_output;
 167     private_capture->private_layer = private_layer;
 168     private_capture->capture = capture;
 169
 170     if (error)
 171         *error = TDM_ERROR_NONE;
 172
 173     return private_capture;
 174 }
 175
 176 INTERN void
 177 tdm_capture_destroy_internal(tdm_private_capture *private_capture)
 178 {
 179     tdm_func_capture *func_capture;
 180
 181     if (!private_capture)
 182         return;
 183
 184     LIST_DEL(&private_capture->link);
 185
 186     func_capture = private_capture->func_capture;
 187     func_capture->capture_destroy(private_capture->capture);
 188
 189     free(private_capture);
 190 }
 191
 192 EXTERN void
 193 tdm_capture_destroy(tdm_capture *capture)
 194 {
 195     tdm_private_display *private_display;
 196     tdm_private_capture *private_capture;
 197
 198     if (!capture)
 199         return;
 200
 201     private_capture = (tdm_private_capture*)capture;
 202     private_display = private_capture->private_display;
 203
 204     pthread_mutex_lock(&private_display->lock);
 205     tdm_capture_destroy_internal(private_capture);
 206     pthread_mutex_unlock(&private_display->lock);
 207 }
 208
 209 EXTERN tdm_error
 210 tdm_capture_set_info(tdm_capture *capture, tdm_info_capture *info)
 211 {
 212     CAPTURE_FUNC_ENTRY();
 213
 214     TDM_RETURN_VAL_IF_FAIL(info != NULL, TDM_ERROR_INVALID_PARAMETER);
 215
 216     pthread_mutex_lock(&private_display->lock);
 217
 218     if (!func_capture->capture_set_info)
 219     {
 220         pthread_mutex_unlock(&private_display->lock);
 221         return TDM_ERROR_NONE;
 222     }
 223
 224     ret = func_capture->capture_set_info(private_capture->capture, info);
 225
 226     pthread_mutex_unlock(&private_display->lock);
 227
 228     return ret;
 229 }
 230
 231 EXTERN tdm_error
 232 tdm_capture_attach(tdm_capture *capture, tdm_buffer *buffer)
 233 {
 234     CAPTURE_FUNC_ENTRY();
 235
 236     TDM_RETURN_VAL_IF_FAIL(buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
 237
 238     pthread_mutex_lock(&private_display->lock);
 239
 240     if (!func_capture->capture_attach)
 241     {
 242         pthread_mutex_unlock(&private_display->lock);
 243         return TDM_ERROR_NONE;
 244     }
 245
 246     tdm_buffer_ref_backend(buffer);
 247     ret = func_capture->capture_attach(private_capture->capture,
 248                                        tdm_buffer_get_surface(buffer));
 249
 250     pthread_mutex_unlock(&private_display->lock);
 251
 252     return ret;
 253 }
 254
 255 EXTERN tdm_error
 256 tdm_capture_commit(tdm_capture *capture)
 257 {
 258     CAPTURE_FUNC_ENTRY();
 259
 260     pthread_mutex_lock(&private_display->lock);
 261
 262     if (!func_capture->capture_commit)
 263     {
 264         pthread_mutex_unlock(&private_display->lock);
 265         return TDM_ERROR_NONE;
 266     }
 267
 268     ret = func_capture->capture_commit(private_capture->capture);
 269
 270     pthread_mutex_unlock(&private_display->lock);
 271
 272     return ret;
 273 }