playback.c File Reference

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "debug.h"
#include "keyboard_control.h"
#include "playback.h"
#include "utils/color_out.h"
#include "utils/text.h"

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Macros
#define	MOD_NAME   "[playback] "

Functions
void	playback_register_keyboard_ctl (struct module *mod)
int	playback_set_device (char *device_string, size_t buf_len, const char *optarg)
static void	playback_usage (void)

Detailed Description

Author

Martin Pulec pulec.nosp@m.@ces.nosp@m.net.c.nosp@m.z

Definition in file playback.c.

Macro Definition Documentation

MOD_NAME

#define MOD_NAME   "[playback] "

Definition at line 54 of file playback.c.

Referenced by playback_set_device().

Function Documentation

playback_register_keyboard_ctl()

void playback_register_keyboard_ctl

(

struct module *

mod

)

Parameters

mod	moodule that will receive the playback messages

Definition at line 102 of file playback.c.

                                                        {
        struct { int key; const char *msg; } kb[] = {{K_PGUP, "seek +600s"}, {K_PGDOWN, "seek -600s"}, {K_UP, "seek +60s"}, {K_DOWN, "seek -60s"}, {K_LEFT, "seek -10s"}, {K_RIGHT, "seek +10s"}, {' ', "pause"}, {'q', "quit"}};
        for (size_t i = 0; i < sizeof kb / sizeof kb[0]; ++i) {
                char description[200];
                snprintf(description, sizeof description, "playback %s", kb[i].msg);
                if (!keycontrol_register_key(mod, kb[i].key, kb[i].msg, description)) {
                        log_msg(LOG_LEVEL_ERROR, "Cannot register key %d control for playback!\n", kb[i].key);
                }
        }
}

References description, K_DOWN, K_LEFT, K_PGDOWN, K_PGUP, K_RIGHT, K_UP, key, keycontrol_register_key(), LOG_LEVEL_ERROR, log_msg(), and msg.

Referenced by initialize_import(), and vidcap_file_init().

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playback_set_device()

int playback_set_device	(	char *	device_string,
		size_t	buf_len,
		const char *	optarg )

Definition at line 70 of file playback.c.

                                                                                 {
        bool is_import = false;
        if (strcmp(optarg, "help") == 0) {
                playback_usage();
                return 0;
        }
        char *path = strdup(optarg);
        if (strchr(path, ':')) {
                *strchr(path, ':') = '\0';
        }
 
        struct stat sb;
        if (stat(path, &sb) == -1) {
                perror(MOD_NAME "stat");
                log_msg(LOG_LEVEL_ERROR, MOD_NAME "Cannot access file or directory '%s'\n", path);
                log_msg(LOG_LEVEL_INFO, MOD_NAME "Use '--playback help' to see usage.\n");
                free(path);
                return -1;
        }
 
        if (sb.st_mode & S_IFDIR || strstr(path, "video.info") != NULL) {
                is_import = true;
        }
 
        snprintf(device_string, buf_len, "%s:%s:opportunistic_audio", is_import ? "import" : "file", optarg);
        free(path);
        return 1;
}

References LOG_LEVEL_ERROR, LOG_LEVEL_INFO, log_msg(), MOD_NAME, and playback_usage().

Referenced by parse_options_internal().

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playback_usage()

static void playback_usage ( void )

static

Definition at line 56 of file playback.c.

                                  {
        char desc[] = TBOLD("playback") " can capture data from locally "
                "stored data, which can be either a regular video file, "
                "or a directory with data recorded by UltraGrid itself "
                "(--record option).";
        color_printf("%s\n\n", wrap_paragraph(desc));
        color_printf("Usage:\n");
        color_printf(TBOLD(TRED("\t--playback <file>|<dir>") "[:loop]\n"));
        color_printf(TBOLD(TRED("\t-I{<file>|<dir>}") "[:loop]\n"));
        color_printf(TBOLD("\t-Ihelp | --playback help") "\n\n");
        color_printf("Use ");
        color_printf(TERM_BOLD "-t file:help" TERM_RESET " or " TERM_BOLD "-t import:help" TERM_RESET " to see further specific configuration options.\n\n");
}

References color_printf(), desc, TBOLD, TERM_BOLD, TERM_RESET, TRED, and wrap_paragraph().

Referenced by playback_set_device().

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