[vlc-commits] tests: add annexb lookup test
Francois Cartegnie
git at videolan.org
Thu Apr 12 10:46:01 CEST 2018
vlc | branch: master | Francois Cartegnie <fcvlcdev at free.fr> | Thu Apr 12 07:22:39 2018 +0200| [65a3c5eb54d6193309c406b25a857162f6715e40] | committer: Francois Cartegnie
tests: add annexb lookup test
> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=65a3c5eb54d6193309c406b25a857162f6715e40
---
test/Makefile.am | 3 +
test/modules/packetizer/helpers.c | 138 ++++++++++++++++++++++++++++++++++++++
2 files changed, 141 insertions(+)
diff --git a/test/Makefile.am b/test/Makefile.am
index 9668821507..0516580999 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -30,6 +30,7 @@ check_PROGRAMS = \
test_src_misc_bits \
test_src_misc_epg \
test_src_misc_keystore \
+ test_modules_packetizer_helpers \
test_modules_packetizer_hxxx \
test_modules_keystore
if ENABLE_SOUT
@@ -123,6 +124,8 @@ test_src_misc_keystore_SOURCES = src/misc/keystore.c
test_src_misc_keystore_LDADD = $(LIBVLCCORE) $(LIBVLC)
test_src_interface_dialog_SOURCES = src/interface/dialog.c
test_src_interface_dialog_LDADD = $(LIBVLCCORE) $(LIBVLC)
+test_modules_packetizer_helpers_SOURCES = modules/packetizer/helpers.c
+test_modules_packetizer_helpers_LDADD = $(LIBVLCCORE) $(LIBVLC)
test_modules_packetizer_hxxx_SOURCES = modules/packetizer/hxxx.c
test_modules_packetizer_hxxx_LDADD = $(LIBVLCCORE) $(LIBVLC)
test_modules_keystore_SOURCES = modules/keystore/test.c
diff --git a/test/modules/packetizer/helpers.c b/test/modules/packetizer/helpers.c
new file mode 100644
index 0000000000..0ef5e5db48
--- /dev/null
+++ b/test/modules/packetizer/helpers.c
@@ -0,0 +1,138 @@
+/*****************************************************************************
+ * helpers.c:
+ *****************************************************************************
+ * Copyright © 2018 VideoLabs and VideoLAN Authors
+ *
+ * This program 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 program 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 program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#undef NDEBUG
+#include <assert.h>
+
+#include <vlc_common.h>
+#include <vlc_block.h>
+#include <vlc_block_helper.h>
+
+#include "../modules/packetizer/startcode_helper.h"
+
+struct results_s
+{
+ size_t offset;
+ size_t size;
+};
+
+static int check_set( const uint8_t *p_set, const uint8_t *p_end,
+ const struct results_s *p_results, size_t i_results,
+ ssize_t i_results_offset,
+ const uint8_t *(*pf_find)(const uint8_t *, const uint8_t *))
+{
+ const uint8_t *p = p_set;
+ size_t i_entry = 0;
+ while( p != NULL )
+ {
+ p = pf_find( p, p_end );
+ if( p == NULL )
+ break;
+ printf("- entry %zu offset %ld\n", i_entry, p - p_set);
+ if( i_entry == i_results )
+ break;
+ if( p_results[i_entry].offset + i_results_offset != (size_t) (p - p_set) )
+ return 1;
+ i_entry++;
+ p++;
+ }
+
+ if( p != NULL || i_entry != i_results )
+ return 1;
+
+ return 0;
+}
+
+static int run_annexb_sets( const uint8_t *p_set, const uint8_t *p_end,
+ const struct results_s *p_results, size_t i_results,
+ ssize_t i_results_offset )
+{
+ int i_ret;
+
+ printf("checking bits code:\n");
+ i_ret = check_set( p_set, p_end, p_results, i_results, i_results_offset,
+ startcode_FindAnnexB_Bits );
+ if( i_ret != 0 )
+ return i_ret;
+
+ /* Perform same tests on simd optimized code */
+ if( startcode_FindAnnexB_Bits != startcode_FindAnnexB )
+ {
+ printf("checking asm:\n");
+ i_ret = check_set( p_set, p_end, p_results, i_results, i_results_offset,
+ startcode_FindAnnexB );
+ if( i_ret != 0 )
+ return i_ret;
+ }
+ else printf("asm not built in, skipping test:\n");
+
+ return 0;
+}
+
+int main( void )
+{
+ const uint8_t test1_annexbdata[] = { 0, 0, 0, 1, 0x55, 0x55, 0x55, 0x55, 0x55, // 9
+ 0, 0, 1, 0x22, 0x22, //14
+ 0, 0, 1, 0x0, 0x0, //19
+ 0, 0, 1, //22
+ 0, 0, 1, 0, //26
+ 0, 0, 1, 0x11, //30
+ 0, 0, 1,
+ };
+ const struct results_s test1_results[] = {
+ { 1, 3 + 5 },
+ { 9, 3 + 2 },
+ { 14, 3 + 2 },
+ { 19, 3 + 0 },
+ { 22, 3 + 1 },
+ { 26, 3 + 1 },
+ { 30, 3 + 0 },
+ };
+
+ printf("* Running tests on set 1:\n");
+ int i_ret = run_annexb_sets( test1_annexbdata,
+ test1_annexbdata + sizeof(test1_annexbdata),
+ test1_results, ARRAY_SIZE(test1_results), 0 );
+ if( i_ret != 0 )
+ return i_ret;
+
+ uint8_t *p_data = malloc( 4096 );
+ if( p_data )
+ {
+ const ssize_t i_dataoffset = 4096 - sizeof(test1_annexbdata) - 111;
+ memset( p_data, 0x42, 4096 );
+ memcpy( &p_data[i_dataoffset],
+ test1_annexbdata, sizeof(test1_annexbdata) );
+ printf("* Running tests on extended set 1:\n");
+ i_ret = run_annexb_sets( p_data,
+ p_data + 4096,
+ test1_results, ARRAY_SIZE(test1_results),
+ i_dataoffset );
+ free( p_data );
+ if( i_ret != 0 )
+ return i_ret;
+ }
+
+ return 0;
+}
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