overlay one video on top of another More...
#include "avfilter.h"#include "libavutil/eval.h"#include "libavutil/avstring.h"#include "libavutil/pixdesc.h"#include "libavutil/imgutils.h"#include "libavutil/mathematics.h"#include "internal.h"Go to the source code of this file.
overlay one video on top of another
Definition in file vf_overlay.c.
| #define MAIN 0 |
Definition at line 58 of file vf_overlay.c.
Referenced by config_input_overlay(), query_formats(), and start_frame().
| #define OVERLAY 1 |
Definition at line 59 of file vf_overlay.c.
Referenced by avfilter_register_all(), config_input_overlay(), query_formats(), start_frame(), and start_frame_overlay().
| enum var_name |
Definition at line 47 of file vf_overlay.c.
| static void blend_slice | ( | AVFilterContext * | ctx, | |
| AVFilterBufferRef * | dst, | |||
| AVFilterBufferRef * | src, | |||
| int | x, | |||
| int | y, | |||
| int | w, | |||
| int | h, | |||
| int | slice_y, | |||
| int | slice_w, | |||
| int | slice_h | |||
| ) | [static] |
Definition at line 243 of file vf_overlay.c.
Referenced by draw_slice().
| static int config_input_main | ( | AVFilterLink * | inlink | ) | [static] |
Definition at line 107 of file vf_overlay.c.
| static int config_input_overlay | ( | AVFilterLink * | inlink | ) | [static] |
Definition at line 119 of file vf_overlay.c.
| static int config_output | ( | AVFilterLink * | outlink | ) | [static] |
Definition at line 179 of file vf_overlay.c.
| static void draw_slice | ( | AVFilterLink * | inlink, | |
| int | y, | |||
| int | h, | |||
| int | slice_dir | |||
| ) | [static] |
Definition at line 321 of file vf_overlay.c.
| static void end_frame | ( | AVFilterLink * | inlink | ) | [static] |
Definition at line 338 of file vf_overlay.c.
| static AVFilterBufferRef* get_video_buffer | ( | AVFilterLink * | link, | |
| int | perms, | |||
| int | w, | |||
| int | h | |||
| ) | [static] |
Definition at line 204 of file vf_overlay.c.
| static av_cold int init | ( | AVFilterContext * | ctx, | |
| const char * | args, | |||
| void * | opaque | |||
| ) | [static] |
Definition at line 72 of file vf_overlay.c.
| static void null_draw_slice | ( | AVFilterLink * | inlink, | |
| int | y, | |||
| int | h, | |||
| int | slice_dir | |||
| ) | [static] |
Definition at line 344 of file vf_overlay.c.
| static void null_end_frame | ( | AVFilterLink * | inlink | ) | [static] |
Definition at line 346 of file vf_overlay.c.
| static int query_formats | ( | AVFilterContext * | ctx | ) | [static] |
Definition at line 93 of file vf_overlay.c.
| static void start_frame | ( | AVFilterLink * | inlink, | |
| AVFilterBufferRef * | inpicref | |||
| ) | [static] |
Definition at line 209 of file vf_overlay.c.
| static void start_frame_overlay | ( | AVFilterLink * | inlink, | |
| AVFilterBufferRef * | inpicref | |||
| ) | [static] |
Definition at line 233 of file vf_overlay.c.
| static av_cold void uninit | ( | AVFilterContext * | ctx | ) | [static] |
Definition at line 85 of file vf_overlay.c.
Definition at line 348 of file vf_overlay.c.
const char* var_names[] [static] |
{
"E",
"PHI",
"PI",
"main_w", "W",
"main_h", "H",
"overlay_w", "w",
"overlay_h", "h",
NULL
}
Definition at line 36 of file vf_overlay.c.
Referenced by config_input_overlay().