Add codecs to librbcodec.

Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97
Reviewed-on: http://gerrit.rockbox.org/137
Reviewed-by: Nils Wallménius <nils@rockbox.org>
Tested-by: Nils Wallménius <nils@rockbox.org>

lib/rbcodec/codecs/libwmavoice/libavutil/log.c

@@ -0,0 +1,150 @@
+/*
+ * log functions
+ * Copyright (c) 2003 Michel Bardiaux
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * logging functions
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include "avutil.h"
+#include "log.h"
+
+#if LIBAVUTIL_VERSION_MAJOR > 50
+static
+#endif
+int av_log_level = AV_LOG_INFO;
+
+#if defined(_WIN32) && !defined(__MINGW32CE__)
+#include <windows.h>
+static const uint8_t color[] = {12,12,12,14,7,7,7};
+static int16_t background, attr_orig;
+static HANDLE con;
+#define set_color(x)  SetConsoleTextAttribute(con, background | color[x])
+#define reset_color() SetConsoleTextAttribute(con, attr_orig)
+#else
+static const uint8_t color[]={0x41,0x41,0x11,0x03,9,9,9};
+#define set_color(x)  fprintf(stderr, "\033[%d;3%dm", color[x]>>4, color[x]&15)
+#define reset_color() fprintf(stderr, "\033[0m")
+#endif
+static int use_color=-1;
+
+#undef fprintf
+static void colored_fputs(int level, const char *str){
+    if(use_color<0){
+#if defined(_WIN32) && !defined(__MINGW32CE__)
+        CONSOLE_SCREEN_BUFFER_INFO con_info;
+        con = GetStdHandle(STD_ERROR_HANDLE);
+        use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR");
+        if (use_color) {
+            GetConsoleScreenBufferInfo(con, &con_info);
+            attr_orig  = con_info.wAttributes;
+            background = attr_orig & 0xF0;
+        }
+#elif HAVE_ISATTY
+        use_color= getenv("TERM") && !getenv("NO_COLOR") && isatty(2);
+#else
+        use_color= 0;
+#endif
+    }
+
+    if(use_color){
+        set_color(level);
+    }
+    fputs(str, stderr);
+    if(use_color){
+        reset_color();
+    }
+}
+
+const char* av_default_item_name(void* ptr){
+    return (*(AVClass**)ptr)->class_name;
+}
+
+void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
+{
+    static int print_prefix=1;
+    static int count;
+    static char line[1024], prev[1024];
+    AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
+    if(level>av_log_level)
+        return;
+    line[0]=0;
+#undef fprintf
+    if(print_prefix && avc) {
+        if(avc->version >= (50<<16 | 15<<8 | 3) && avc->parent_log_context_offset){
+            AVClass** parent= *(AVClass***)(((uint8_t*)ptr) + avc->parent_log_context_offset);
+            if(parent && *parent){
+                snprintf(line, sizeof(line), "[%s @ %p] ", (*parent)->item_name(parent), parent);
+            }
+        }
+        snprintf(line + strlen(line), sizeof(line) - strlen(line), "[%s @ %p] ", avc->item_name(ptr), ptr);
+    }
+
+    vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl);
+
+    print_prefix= line[strlen(line)-1] == '\n';
+    if(print_prefix && !strcmp(line, prev)){
+        count++;
+        fprintf(stderr, "    Last message repeated %d times\r", count);
+        return;
+    }
+    if(count>0){
+        fprintf(stderr, "    Last message repeated %d times\n", count);
+        count=0;
+    }
+    colored_fputs(av_clip(level>>3, 0, 6), line);
+    strcpy(prev, line);
+}
+
+static void (*av_log_callback)(void*, int, const char*, va_list) = av_log_default_callback;
+
+void av_log(void* avcl, int level, const char *fmt, ...)
+{
+    AVClass* avc= avcl ? *(AVClass**)avcl : NULL;
+    va_list vl;
+    va_start(vl, fmt);
+    if(avc && avc->version >= (50<<16 | 15<<8 | 2) && avc->log_level_offset_offset && level>=AV_LOG_FATAL)
+        level += *(int*)(((uint8_t*)avcl) + avc->log_level_offset_offset);
+    av_vlog(avcl, level, fmt, vl);
+    va_end(vl);
+}
+
+void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
+{
+    av_log_callback(avcl, level, fmt, vl);
+}
+
+int av_log_get_level(void)
+{
+    return av_log_level;
+}
+
+void av_log_set_level(int level)
+{
+    av_log_level = level;
+}
+
+void av_log_set_callback(void (*callback)(void*, int, const char*, va_list))
+{
+    av_log_callback = callback;
+}