Пример #1
0
void
inv_test (int filter, int width, int height)
{
  int i;
  SchroFrame *test;
  SchroFrame *orig;
  SchroFrame *ref;
  SchroFrameData *fd_test;
  SchroFrameData *fd_orig;
  SchroFrameData *fd_ref;
  char name[TEST_PATTERN_NAME_SIZE] = { 0 };

  orig = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_444,
      width, height);
  fd_orig = orig->components + 0;
  test = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_444,
      width, height);
  fd_test = test->components + 0;
  ref = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_444,
      width, height);
  fd_ref = ref->components + 0;

  for(i=0;i<test_pattern_get_n_generators();i++){
    test_pattern_generate (fd_orig, name, i);
    printf("  reverse test \"%s\":\n", name);
    fflush(stdout);

    iwt_ref(fd_orig,filter);
    schro_frame_convert (test, orig);
    schro_frame_convert (ref, orig);
    iiwt_ref(fd_ref,filter);
    iiwt_test(fd_test,filter);
    if (!frame_data_compare(fd_test, fd_ref)) { 
      printf("  failed\n");
      if (verbose) frame_data_dump_full (fd_test, fd_ref, fd_orig);
      fail = TRUE;
    }
  }
  schro_frame_unref (orig);
  schro_frame_unref (test);
  schro_frame_unref (ref);
}
Пример #2
0
void
fwd_random_test_s32 (int filter, int width, int height)
{
  SchroFrame *test;
  SchroFrame *orig;
  SchroFrame *ref;
  SchroFrameData *fd_orig;
  SchroFrameData *fd_test;
  SchroFrameData *fd_ref;
  char name[TEST_PATTERN_NAME_SIZE] = { 0 };

  orig = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_444,
      width, height);
  fd_orig = orig->components + 0;
  test = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S32_444,
      width, height);
  fd_test = test->components + 0;
  ref = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_444,
      width, height);
  fd_ref = ref->components + 0;

  test_pattern_generate (fd_orig, name, 0);
  printf("  forward test 32-bit \"%s\":\n", name);
  fflush(stdout);

  schro_frame_convert (ref, orig);
  schro_frame_convert (test, orig);
  iwt_ref(fd_ref,filter);
  iwt_test(fd_test,filter);
  if (!frame_data_compare(fd_test, fd_ref)) { 
    printf("  failed\n");
    if (verbose) frame_data_dump_full (fd_test, fd_ref, fd_orig);
    fail = TRUE;
  }
  
  schro_frame_unref (orig);
  schro_frame_unref (test);
  schro_frame_unref (ref);
}
Пример #3
0
int
main (int argc, char *argv[])
{
  SchroFrame *dest;
  SchroFrame *dest_u8;
  SchroFrame *ref;
  SchroUpsampledFrame *uref;
  SchroParams params;
  SchroVideoFormat video_format;
  SchroMotionVector *motion_vectors;
  int i,j;

  schro_init();

  video_format.width = 720;
  video_format.height = 480;
  video_format.chroma_format = SCHRO_CHROMA_420;
  schro_video_format_validate (&video_format);

  params.video_format = &video_format;
  params.xbsep_luma = 8;
  params.ybsep_luma = 8;
  params.xblen_luma = 12;
  params.yblen_luma = 12;

  schro_params_calculate_mc_sizes(&params);

  dest = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_S16_420,
      video_format.width, video_format.height);
  ref = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_U8_420,
      video_format.width, video_format.height);
  dest_u8 = schro_frame_new_and_alloc (NULL, SCHRO_FRAME_FORMAT_U8_420,
      video_format.width, video_format.height);

  schro_frame_clear(dest);
  schro_frame_create_pattern(ref,1);

  motion_vectors = malloc(sizeof(SchroMotionVector) *
      params.x_num_blocks * params.y_num_blocks);
  memset (motion_vectors, 0, sizeof(SchroMotionVector) *
      params.x_num_blocks * params.y_num_blocks);
  
  printf("sizeof(SchroMotionVector) = %lu\n",(unsigned long) sizeof(SchroMotionVector));
  printf("num blocks %d x %d\n", params.x_num_blocks, params.y_num_blocks);
  for(j=0;j<params.y_num_blocks;j++){
    int jj;
    jj = j * params.x_num_blocks;
    for(i=0;i<params.x_num_blocks;i++){
#if 0
      if (i == 0 || i == 2 || i == params.x_num_blocks*2) {
        motion_vectors[jj+i].u.dc[0] = 100;
        motion_vectors[jj+i].u.dc[1] = 100;
        motion_vectors[jj+i].u.dc[2] = 0;
        motion_vectors[jj+i].pred_mode = 0;
      } else {
        motion_vectors[jj+i].u.dc[0] = 0;
        motion_vectors[jj+i].u.dc[1] = 0;
        motion_vectors[jj+i].u.dc[2] = 0;
        motion_vectors[jj+i].pred_mode = 0;
      }
#endif
      motion_vectors[jj+i].dx[0] = 0;
      motion_vectors[jj+i].dy[0] = -8*i;
      motion_vectors[jj+i].pred_mode = 1;
      motion_vectors[jj+i].split = 2;
    }
  }

  uref = schro_upsampled_frame_new (ref);

  {
    SchroMotion motion;

    motion.src1 = uref;
    motion.src2 = NULL;
    motion.motion_vectors = motion_vectors;
    motion.params = &params;
    schro_motion_render (&motion, dest);
  }

  schro_frame_convert (dest_u8, dest);
  schro_frame_dump (dest_u8);
  //schro_frame_compare (ref, dest_u8);

  schro_upsampled_frame_free (uref);
  schro_frame_unref (dest);
  schro_frame_unref (dest_u8);
  free (motion_vectors);

  return 0;
}
Пример #4
0
static bool
RunTest(int bit_depth)
{
	bool result = true;

	const int seq_len = 5;
	
	const int width = 100;
	const int height = 10;
	
	int luma_min = 16;
	int luma_max = 235;
	int chroma_zero = 128;
	
	schro_init();
	
	// set up encoder
	SchroEncoder *encoder = schro_encoder_new();
	
	schro_encoder_setting_set_double(encoder, "gop_structure", SCHRO_ENCODER_GOP_INTRA_ONLY);
	schro_encoder_setting_set_double(encoder, "rate_control", SCHRO_ENCODER_RATE_CONTROL_LOSSLESS);
	//schro_encoder_setting_set_double(encoder, "force_profile", SCHRO_ENCODER_PROFILE_VC2_SIMPLE);
	//schro_encoder_setting_set_double(encoder, "queue_depth", seq_len);
	//assert(seq_len <= SCHRO_LIMIT_FRAME_QUEUE_LENGTH);
	
	SchroVideoFormat *format = schro_encoder_get_video_format(encoder);
	
	if(format)
	{
		format->width = width;
		format->height = height;
		
		format->clean_width = format->width;
		format->clean_height = format->height;
		format->left_offset = 0;
		format->top_offset = 0;
		
		format->chroma_format = SCHRO_CHROMA_444;
		
		const SchroSignalRange range = (bit_depth == 12 ? SCHRO_SIGNAL_RANGE_12BIT_VIDEO :
										bit_depth == 10 ? SCHRO_SIGNAL_RANGE_10BIT_VIDEO :
										SCHRO_SIGNAL_RANGE_8BIT_VIDEO);
										
		schro_video_format_set_std_signal_range(format, range);
		
		luma_min = format->luma_offset;
		luma_max = format->luma_offset + format->luma_excursion;
		chroma_zero = format->chroma_offset;
		
		format->colour_primaries = SCHRO_COLOUR_PRIMARY_HDTV;
		format->colour_matrix = SCHRO_COLOUR_MATRIX_HDTV;
		format->transfer_function = SCHRO_TRANSFER_CHAR_TV_GAMMA;
		
		format->interlaced = false;
		
		format->frame_rate_numerator = 24;
		format->frame_rate_denominator = 1;
		
		format->aspect_ratio_numerator = 1;
		format->aspect_ratio_denominator = 1;
		
		schro_encoder_set_video_format(encoder, format);
		
		free(format);
	}
	else
		return false;
	
	schro_encoder_start(encoder);
	
	
	// create frame
	SchroFrame *start_frame = schro_frame_new_and_alloc(NULL, SCHRO_FRAME_FORMAT_U8_444, width, height);
	
	FillFrame<unsigned char>(start_frame, 16, 235, 128);
	
	const SchroFrameFormat schro_format = (bit_depth > 8 ? SCHRO_FRAME_FORMAT_S16_444 : SCHRO_FRAME_FORMAT_U8_444);

	SchroFrame *original_frame = schro_frame_new_and_alloc(NULL, schro_format, width, height);
	
	schro_frame_convert(original_frame, start_frame);
	
	
	
	SchroDecoder *decoder = schro_decoder_new();
	
	// push frames to encoder
	for(int t = 0; t < seq_len; t++)
	{
		SchroFrame *new_frame = schro_frame_dup(original_frame);
	
		schro_encoder_push_frame(encoder, new_frame);
	}
	
	
	
	// pull packets out of encoder, pass to decoder
	int packets_out = 0;
	
	while(packets_out < seq_len)
	{
		SchroStateEnum encoder_state = schro_encoder_wait(encoder);
		
		if(encoder_state == SCHRO_STATE_HAVE_BUFFER || encoder_state == SCHRO_STATE_END_OF_STREAM)
		{
			int n_decodable_frames = -1;
		
			SchroBuffer *buffer = schro_encoder_pull(encoder, &n_decodable_frames);
			
			if(buffer)
			{
				const int parse_code = buffer->data[4];
				
				if(SCHRO_PARSE_CODE_IS_SEQ_HEADER(parse_code) ||
					SCHRO_PARSE_CODE_IS_AUXILIARY_DATA(parse_code) ||
					SCHRO_PARSE_CODE_IS_PICTURE(parse_code))
				{
					schro_decoder_push(decoder, buffer);
					
					//schro_buffer_unref(buffer);
					
					if(SCHRO_PARSE_CODE_IS_PICTURE(parse_code))
					{
						packets_out++;
					}
				}
			}
		}
		else
		{
			assert(encoder_state == SCHRO_STATE_NEED_FRAME);
			assert(encoder_state != SCHRO_STATE_AGAIN); // yeah, redundant
		
			schro_encoder_end_of_stream(encoder);
		}
	}
	
	
	
	// pull frames out of decoder
	int frames_out = 0;
	
	while(frames_out < seq_len)
	{
		int decoder_state = schro_decoder_wait(decoder);
		
		if(decoder_state == SCHRO_DECODER_FIRST_ACCESS_UNIT)
		{
			SchroVideoFormat *format = schro_decoder_get_video_format(decoder);
			
			if(format)
			{
				assert(format->width == width);
				assert(format->height == height);
				
				assert(format->chroma_format == SCHRO_CHROMA_444);
				
				assert(format->luma_offset == luma_min);
				assert(format->luma_offset + format->luma_excursion == luma_max);
				assert(format->chroma_offset = chroma_zero);
				
				free(format);
			}
		}
		else if(decoder_state == SCHRO_DECODER_NEED_BITS)
		{
			schro_decoder_push_end_of_stream(decoder);
		}
		else if(decoder_state == SCHRO_DECODER_NEED_FRAME)
		{
			SchroFrame *decoder_frame = schro_frame_new_and_alloc(NULL, schro_format, width, height);
			
			schro_decoder_add_output_picture(decoder, decoder_frame);
		}
		else if(decoder_state == SCHRO_DECODER_OK || decoder_state == SCHRO_DECODER_EOS)
		{
			SchroFrame *decoder_frame = schro_decoder_pull(decoder);
			
			if(decoder_frame)
			{
				frames_out++;
			
				bool match = CompareFrames(decoder_frame, original_frame);
				
				//std::cout << (match ? "Match!" : "No Match!") << "  " << std::endl;
				
				if(!match)
				{
					// output doesn't match input, so print the values of the
					// first line of the first component to see what went in and out
					PrintFirstLine(original_frame);
					std::cout << "==========" << std::endl;
					PrintFirstLine(decoder_frame);
					std::cout << "==========" << std::endl;
				
					result = false;
				}
				
				schro_frame_unref(decoder_frame);
			}
		}
	}

	schro_frame_unref(original_frame);
	schro_frame_unref(start_frame);
	
	schro_decoder_free(decoder);
	schro_encoder_free(encoder);
	
	return result;
}