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| author | Petru Rares Sincraian <psincraian@outlook.com> | 2016-03-20 09:54:07 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-03-22 17:24:55 +0100 |
| commit | 124526ba1aee5b616b9f6cf2da6b5db85d05711d (patch) | |
| tree | 7b1582ad638e8c4812330c9ebbde9ce20f2e3a2b /libavutil | |
| parent | 2aebdfb451bb01165473f9b4d8e6a2c4997e3bf2 (diff) | |
| download | ffmpeg-124526ba1aee5b616b9f6cf2da6b5db85d05711d.tar.gz | |
Added a selftest to libavutil/display.c
- Check if av_display_rotation_get() gets the correct degrees
- Check if av_display_rotation_set() sets the correct matrix
- Check if av_display_matrix_flip() changes correct the matrix
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavutil')
| -rw-r--r-- | libavutil/Makefile | 1 | ||||
| -rw-r--r-- | libavutil/display.c | 43 | ||||
| -rw-r--r-- | libavutil/display.h | 1 |
3 files changed, 45 insertions, 0 deletions
diff --git a/libavutil/Makefile b/libavutil/Makefile index 58df75a94e..7a3076fe10 100644 --- a/libavutil/Makefile +++ b/libavutil/Makefile @@ -181,6 +181,7 @@ TESTPROGS = adler32 \ crc \ des \ dict \ + display \ error \ eval \ file \ diff --git a/libavutil/display.c b/libavutil/display.c index a0076e067b..ceed492756 100644 --- a/libavutil/display.c +++ b/libavutil/display.c @@ -71,3 +71,46 @@ void av_display_matrix_flip(int32_t matrix[9], int hflip, int vflip) for (i = 0; i < 9; i++) matrix[i] *= flip[i % 3]; } + +#ifdef TEST + +static void print_matrix(int32_t matrix[9]) +{ + int i, j; + + for (i = 0; i < 3; ++i) { + for (j = 0; j < 3 - 1; ++j) + printf("%d ", matrix[i*3 + j]); + + printf("%d\n", matrix[i*3 + j]); + } +} + +int main(void) +{ + int32_t matrix[9]; + + // Set the matrix to 90 degrees + av_display_rotation_set(matrix, 90); + print_matrix(matrix); + printf("degrees: %f\n", av_display_rotation_get(matrix)); + + // Set the matrix to -45 degrees + av_display_rotation_set(matrix, -45); + print_matrix(matrix); + printf("degrees: %f\n", av_display_rotation_get(matrix)); + + // flip horizontal + av_display_matrix_flip(matrix, 1, 0); + print_matrix(matrix); + printf("degrees: %f\n", av_display_rotation_get(matrix)); + + // flip vertical + av_display_matrix_flip(matrix, 0, 1); + print_matrix(matrix); + printf("degrees: %f\n", av_display_rotation_get(matrix)); + + return 0; + +} +#endif diff --git a/libavutil/display.h b/libavutil/display.h index c0cfee326d..39c15ee6b8 100644 --- a/libavutil/display.h +++ b/libavutil/display.h @@ -22,6 +22,7 @@ #define AVUTIL_DISPLAY_H #include <stdint.h> +#include "common.h" /** * The display transformation matrix specifies an affine transformation that |