GNU Radio 3.5.3.2 C++ API
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video sink using SDL More...
#include <video_sdl_sink_s.h>
Public Member Functions | |
~video_sdl_sink_s () | |
int | work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) |
just like gr_block::general_work, only this arranges to call consume_each for you | |
Protected Member Functions | |
video_sdl_sink_s (double framerate, int width, int height, unsigned int format, int dst_width, int dst_height) | |
void | copy_line_pixel_interleaved (unsigned char *dst_pixels_u, unsigned char *dst_pixels_v, const short *src_pixels, int src_width) |
void | copy_line_line_interleaved (unsigned char *dst_pixels_u, unsigned char *dst_pixels_v, const short *src_pixels, int src_width) |
void | copy_line_single_plane (unsigned char *dst_pixels, const short *src_pixels, int src_width) |
void | copy_line_single_plane_dec2 (unsigned char *dst_pixels, const short *src_pixels, int src_width) |
int | copy_plane_to_surface (int plane, int noutput_items, const short *src_pixels) |
Protected Attributes | |
float | d_framerate |
int | d_wanted_frametime_ms |
int | d_width |
int | d_height |
int | d_dst_width |
int | d_dst_height |
int | d_format |
int | d_current_line |
SDL_Surface * | d_screen |
SDL_Overlay * | d_image |
SDL_Rect | d_dst_rect |
float | d_avg_delay |
unsigned int | d_wanted_ticks |
Friends | |
VIDEO_SDL_API video_sdl_sink_s_sptr | video_sdl_make_sink_s (double framerate, int width, int height, unsigned int format, int dst_width, int dst_height) |
video sink using SDL
input signature is one, two or three streams of signed short. One stream: stream is grey (Y) two streems: first is grey (Y), second is alternating U and V Three streams: first is grey (Y), second is U, third is V Input samples must be in the range [0,255].
video_sdl_sink_s::video_sdl_sink_s | ( | double | framerate, |
int | width, | ||
int | height, | ||
unsigned int | format, | ||
int | dst_width, | ||
int | dst_height | ||
) | [protected] |
video_sdl_sink_s::~video_sdl_sink_s | ( | ) |
void video_sdl_sink_s::copy_line_line_interleaved | ( | unsigned char * | dst_pixels_u, |
unsigned char * | dst_pixels_v, | ||
const short * | src_pixels, | ||
int | src_width | ||
) | [protected] |
void video_sdl_sink_s::copy_line_pixel_interleaved | ( | unsigned char * | dst_pixels_u, |
unsigned char * | dst_pixels_v, | ||
const short * | src_pixels, | ||
int | src_width | ||
) | [protected] |
void video_sdl_sink_s::copy_line_single_plane | ( | unsigned char * | dst_pixels, |
const short * | src_pixels, | ||
int | src_width | ||
) | [protected] |
void video_sdl_sink_s::copy_line_single_plane_dec2 | ( | unsigned char * | dst_pixels, |
const short * | src_pixels, | ||
int | src_width | ||
) | [protected] |
int video_sdl_sink_s::copy_plane_to_surface | ( | int | plane, |
int | noutput_items, | ||
const short * | src_pixels | ||
) | [protected] |
int video_sdl_sink_s::work | ( | int | noutput_items, |
gr_vector_const_void_star & | input_items, | ||
gr_vector_void_star & | output_items | ||
) | [virtual] |
just like gr_block::general_work, only this arranges to call consume_each for you
The user must override work to define the signal processing code
Implements gr_sync_block.
VIDEO_SDL_API video_sdl_sink_s_sptr video_sdl_make_sink_s | ( | double | framerate, |
int | width, | ||
int | height, | ||
unsigned int | format, | ||
int | dst_width, | ||
int | dst_height | ||
) | [friend] |
float video_sdl_sink_s::d_avg_delay [protected] |
int video_sdl_sink_s::d_current_line [protected] |
int video_sdl_sink_s::d_dst_height [protected] |
SDL_Rect video_sdl_sink_s::d_dst_rect [protected] |
int video_sdl_sink_s::d_dst_width [protected] |
int video_sdl_sink_s::d_format [protected] |
float video_sdl_sink_s::d_framerate [protected] |
int video_sdl_sink_s::d_height [protected] |
SDL_Overlay* video_sdl_sink_s::d_image [protected] |
SDL_Surface* video_sdl_sink_s::d_screen [protected] |
int video_sdl_sink_s::d_wanted_frametime_ms [protected] |
unsigned int video_sdl_sink_s::d_wanted_ticks [protected] |
int video_sdl_sink_s::d_width [protected] |