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Diffstat (limited to 'Libraries/libtheora-1.1.1/tests/granulepos.c')
| -rw-r--r-- | Libraries/libtheora-1.1.1/tests/granulepos.c | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/Libraries/libtheora-1.1.1/tests/granulepos.c b/Libraries/libtheora-1.1.1/tests/granulepos.c deleted file mode 100644 index a81dea88..00000000 --- a/Libraries/libtheora-1.1.1/tests/granulepos.c +++ /dev/null @@ -1,149 +0,0 @@ -/******************************************************************** - * * - * THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE. * - * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * - * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * - * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * - * * - * THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2009 * - * by the Xiph.Org Foundation http://www.xiph.org/ * - * * - ******************************************************************** - - function: routines for validating encoder granulepos generation - last mod: $Id: granulepos.c 16503 2009-08-22 18:14:02Z giles $ - - ********************************************************************/ - -#include <stdlib.h> -#include <theora/theoraenc.h> -#include <math.h> - -#include "tests.h" - -static int ilog(unsigned int v){ - int ret=0; - while(v){ - ret++; - v>>=1; - } - return(ret); -} - -static int -granulepos_test_encode (int frequency) -{ - th_info ti; - th_enc_ctx *te; - int result; - int frame, tframe, keyframe, keydist; - int shift; - double rate, ttime; - th_ycbcr_buffer yuv; - unsigned char *framedata; - ogg_packet op; - long long int last_granule = -1; - -/* INFO ("+ Initializing th_info struct"); */ - th_info_init (&ti); - - ti.frame_width = 32; - ti.frame_height = 32; - ti.pic_width = ti.frame_width; - ti.pic_height = ti.frame_height; - ti.pic_x = 0; - ti.pic_y = 0; - ti.fps_numerator = 16; - ti.fps_denominator = 1; - ti.aspect_numerator = 1; - ti.aspect_denominator = 1; - ti.colorspace = TH_CS_UNSPECIFIED; - ti.pixel_fmt = TH_PF_420; - ti.quality = 16; - ti.keyframe_granule_shift=ilog(frequency); - -/* INFO ("+ Allocating encoder context"); */ - te = th_encode_alloc(&ti); - if (te == NULL) { - INFO ("+ Clearing th_info"); - th_info_clear(&ti); - FAIL ("negative return code initializing encoder"); - } - -/* INFO ("+ Setting up dummy 4:2:0 frame data"); */ - framedata = calloc(ti.frame_height, ti.frame_width); - yuv[0].width = ti.frame_width; - yuv[0].height = ti.frame_height; - yuv[0].stride = ti.frame_width; - yuv[0].data = framedata; - yuv[1].width = ti.frame_width / 2; - yuv[1].height = ti.frame_width / 2; - yuv[1].stride = ti.frame_width; - yuv[1].data = framedata; - yuv[2].width = ti.frame_width / 2; - yuv[2].height = ti.frame_width / 2; - yuv[2].stride = ti.frame_width; - yuv[2].data = framedata; - - INFO ("+ Checking granulepos generation"); - shift = ti.keyframe_granule_shift; - rate = (double)ti.fps_denominator/ti.fps_numerator; - for (frame = 0; frame < frequency * 2 + 1; frame++) { - result = th_encode_ycbcr_in (te, yuv); - if (result < 0) { - printf("th_encode_ycbcr_in() returned %d\n", result); - FAIL ("negative error code submitting frame for compression"); - } - result = th_encode_packetout (te, frame >= frequency * 2, &op); - if (result <= 0) { - printf("th_encode_packetout() returned %d\n", result); - FAIL("failed to retrieve compressed frame"); - } - if ((long long int)op.granulepos < last_granule) - FAIL ("encoder returned a decreasing granulepos value"); - last_granule = op.granulepos; - keyframe = op.granulepos >> shift; - keydist = op.granulepos - (keyframe << shift); - tframe = th_granule_frame (te, op.granulepos); - ttime = th_granule_time(te, op.granulepos); -#if DEBUG - printf("++ frame %d granulepos %lld %d:%d %d %.3lfs\n", - frame, (long long int)op.granulepos, keyframe, keydist, - tframe, th_granule_time (te, op.granulepos)); -#endif - /* granulepos stores the frame count */ - if ((keyframe + keydist) != frame + 1) - FAIL ("encoder granulepos does not map to the correct frame number"); - /* th_granule_frame() returns the frame index */ - if (tframe != frame) - FAIL ("th_granule_frame() returned incorrect results"); - /* th_granule_time() returns the end time */ - if (fabs(rate*(frame+1) - ttime) > 1.0e-6) - FAIL ("th_granule_time() returned incorrect results"); - } - - /* clean up */ -/* INFO ("+ Freeing dummy frame data"); */ - free(framedata); - -/* INFO ("+ Clearing th_info struct"); */ - th_info_clear(&ti); - -/* INFO ("+ Freeing encoder context"); */ - th_encode_free(te); - - return 0; -} - -int main(int argc, char *argv[]) -{ - - granulepos_test_encode (1); - granulepos_test_encode (2); - granulepos_test_encode (3); - granulepos_test_encode (4); - granulepos_test_encode (8); - granulepos_test_encode (64); - - exit (0); -} |