#if HAVE_IO_H
#include <io.h>
#endif
+#include <stdarg.h>
#include <stdlib.h>
#include "avstring.h"
#include "avutil.h"
#include "common.h"
+#include "internal.h"
#include "log.h"
static int av_log_level = AV_LOG_INFO;
#else
static const uint8_t color[] = { 0x41, 0x41, 0x11, 0x03, 9, 0x02, 0x06 };
#define set_color(x) fprintf(stderr, "\033[%d;3%dm", color[x] >> 4, color[x]&15)
+#define print_256color(x) fprintf(stderr, "\033[38;5;%dm", x)
#define reset_color() fprintf(stderr, "\033[0m")
#endif
static int use_color = -1;
-static void colored_fputs(int level, const char *str)
+static void check_color_terminal(void)
{
- if (use_color < 0) {
#if HAVE_SETCONSOLETEXTATTRIBUTE
- CONSOLE_SCREEN_BUFFER_INFO con_info;
- con = GetStdHandle(STD_ERROR_HANDLE);
- use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR") &&
- !getenv("AV_LOG_FORCE_NOCOLOR");
- if (use_color) {
- GetConsoleScreenBufferInfo(con, &con_info);
- attr_orig = con_info.wAttributes;
- background = attr_orig & 0xF0;
- }
+ CONSOLE_SCREEN_BUFFER_INFO con_info;
+ con = GetStdHandle(STD_ERROR_HANDLE);
+ use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR") &&
+ !getenv("AV_LOG_FORCE_NOCOLOR");
+ if (use_color) {
+ GetConsoleScreenBufferInfo(con, &con_info);
+ attr_orig = con_info.wAttributes;
+ background = attr_orig & 0xF0;
+ }
#elif HAVE_ISATTY
- use_color = !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR") &&
- (getenv("TERM") && isatty(2) ||
- getenv("AV_LOG_FORCE_COLOR"));
+ char *term = getenv("TERM");
+ use_color = !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR") &&
+ (getenv("TERM") && isatty(2) || getenv("AV_LOG_FORCE_COLOR"));
+ use_color += term && strstr(term, "256color");
#else
- use_color = getenv("AV_LOG_FORCE_COLOR") && !getenv("NO_COLOR") &&
- !getenv("AV_LOG_FORCE_NOCOLOR");
+ use_color = getenv("AV_LOG_FORCE_COLOR") && !getenv("NO_COLOR") &&
+ !getenv("AV_LOG_FORCE_NOCOLOR");
#endif
- }
+}
- if (use_color) {
+static void colored_fputs(int level, int tint, const char *str)
+{
+ if (use_color < 0)
+ check_color_terminal();
+
+ switch (use_color) {
+ case 1:
+ set_color(level);
+ break;
+ case 2:
set_color(level);
+ if (tint)
+ print_256color(tint);
+ break;
+ default:
+ break;
}
fputs(str, stderr);
if (use_color) {
return (*(AVClass **) ptr)->class_name;
}
-void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
+void av_log_default_callback(void *avcl, int level, const char *fmt, va_list vl)
{
static int print_prefix = 1;
static int count;
static char prev[1024];
char line[1024];
static int is_atty;
- AVClass* avc = ptr ? *(AVClass **) ptr : NULL;
+ AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
+ unsigned tint = level & 0xff00;
+
+ level &= 0xff;
+
if (level > av_log_level)
return;
line[0] = 0;
if (print_prefix && avc) {
if (avc->parent_log_context_offset) {
- AVClass** parent = *(AVClass ***) (((uint8_t *) ptr) +
+ AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) +
avc->parent_log_context_offset);
if (parent && *parent) {
snprintf(line, sizeof(line), "[%s @ %p] ",
}
}
snprintf(line + strlen(line), sizeof(line) - strlen(line), "[%s @ %p] ",
- avc->item_name(ptr), ptr);
+ avc->item_name(avcl), avcl);
}
vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl);
fprintf(stderr, " Last message repeated %d times\n", count);
count = 0;
}
- colored_fputs(av_clip(level >> 3, 0, 6), line);
+ colored_fputs(av_clip(level >> 3, 0, 6), tint >> 8, line);
av_strlcpy(prev, line, sizeof line);
}
{
av_log_callback = callback;
}
+
+static void missing_feature_sample(int sample, void *avc, const char *msg,
+ va_list argument_list)
+{
+ av_vlog(avc, AV_LOG_WARNING, msg, argument_list);
+ av_log(avc, AV_LOG_WARNING, " is not implemented. Update your Libav "
+ "version to the newest one from Git. If the problem still "
+ "occurs, it means that your file has a feature which has not "
+ "been implemented.\n");
+ if (sample)
+ av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample "
+ "of this file to ftp://upload.libav.org/incoming/ "
+ "and contact the libav-devel mailing list.\n");
+}
+
+void avpriv_request_sample(void *avc, const char *msg, ...)
+{
+ va_list argument_list;
+
+ va_start(argument_list, msg);
+ missing_feature_sample(1, avc, msg, argument_list);
+ va_end(argument_list);
+}
+
+void avpriv_report_missing_feature(void *avc, const char *msg, ...)
+{
+ va_list argument_list;
+
+ va_start(argument_list, msg);
+ missing_feature_sample(0, avc, msg, argument_list);
+ va_end(argument_list);
+}