vcs.maemo.org Git - mardrone/blob - mardrone/ARDrone_SDK_Version_1_8_20110726/Examples/Android/ardrone/project/jni/opengl_stage.c

   1 /*
   2  *  opengl_stage.c
   3  *  Test
   4  *
   5  *  Created by Karl Leplat on 22/02/10.
   6  *  Copyright 2010 Parrot SA. All rights reserved.
   7  *
   8  */
   9 #include "opengl_stage.h"
  10 #include "app.h"
  11 #include <android/log.h>
  12
  13 static opengl_video_stage_config_t opengl_video_config;
  14
  15 const vp_api_stage_funcs_t opengl_video_stage_funcs = {
  16         (vp_api_stage_handle_msg_t) NULL,
  17         (vp_api_stage_open_t) opengl_video_stage_open,
  18         (vp_api_stage_transform_t) opengl_video_stage_transform,
  19         (vp_api_stage_close_t) opengl_video_stage_close
  20 };
  21
  22 C_RESULT opengl_video_stage_open(vlib_stage_decoding_config_t *cfg)
  23 {
  24    __android_log_print( ANDROID_LOG_INFO, "ARDrone", "Enter in opengl_video_stage_open\n" );
  25         vp_os_mutex_init( &opengl_video_config.mutex );
  26
  27         vp_os_mutex_lock( &opengl_video_config.mutex );
  28         opengl_video_config.data = vp_os_malloc(VIDEO_HEIGHT * VIDEO_WIDTH * 4);
  29         vp_os_memset(opengl_video_config.data, 0x0, VIDEO_HEIGHT * VIDEO_WIDTH * 4);
  30         vp_os_mutex_unlock( &opengl_video_config.mutex );
  31
  32    __android_log_print( ANDROID_LOG_INFO, "ARDrone", "Exit opengl_video_stage_open\n" );
  33
  34         return C_OK;
  35 }
  36
  37 C_RESULT opengl_video_stage_transform(vlib_stage_decoding_config_t *cfg, vp_api_io_data_t *in, vp_api_io_data_t *out)
  38 {
  39         vp_os_mutex_lock( &out->lock );
  40
  41         if(out->status == VP_API_STATUS_INIT)
  42         {
  43                 out->status = VP_API_STATUS_PROCESSING;
  44         }
  45
  46         if( in->status == VP_API_STATUS_ENDED )
  47         {
  48                 out->status = in->status;
  49         }
  50
  51         if(out->status == VP_API_STATUS_PROCESSING )
  52         {
  53                 vp_os_mutex_lock( &opengl_video_config.mutex );
  54
  55                 if(cfg->num_picture_decoded > opengl_video_config.num_picture_decoded)
  56                 {
  57                         opengl_video_config.num_picture_decoded = cfg->num_picture_decoded;
  58                         /*
  59          opengl_video_config.bytesPerPixel      = 2;
  60                         opengl_video_config.widthImage          = cfg->controller.width;
  61                         opengl_video_config.heightImage         = cfg->controller.height;
  62
  63                         if(opengl_video_config.bytesPerPixel == 2)
  64                         {
  65                                 opengl_video_config.format = GL_RGB;
  66                                 opengl_video_config.type = GL_UNSIGNED_SHORT_5_6_5;
  67                         }
  68                    */
  69                         if (opengl_video_config.data != NULL)
  70                         {
  71                                 vp_os_memcpy(opengl_video_config.data, cfg->picture->y_buf, cfg->picture->width * cfg->picture->height );
  72                         }
  73
  74                         out->numBuffers = in->numBuffers;
  75                         out->indexBuffer = in->indexBuffer;
  76                         out->buffers = in->buffers;
  77                 }
  78
  79                 vp_os_mutex_unlock( &opengl_video_config.mutex );
  80         }
  81
  82         vp_os_mutex_unlock( &out->lock );
  83
  84         return C_OK;
  85 }
  86
  87 C_RESULT opengl_video_stage_close(vlib_stage_decoding_config_t *cfg)
  88 {
  89         vp_os_free(opengl_video_config.data);
  90
  91         return C_OK;
  92 }
  93
  94 opengl_video_stage_config_t* opengl_video_stage_get(void)
  95 {
  96         return &opengl_video_config;
  97 }