Split mpvcore/ into common/, misc/, bstr/

1 files changed, 176 insertions, 0 deletions

diff --git a/common/av_log.c b/common/av_log.c
new file mode 100644
index 0000000000..ba47500572
--- /dev/null
+++ b/common/av_log.c
@@ -0,0 +1,176 @@
+/*
+ * av_log to mp_msg converter
+ * Copyright (C) 2006 Michael Niedermayer
+ * Copyright (C) 2009 Uoti Urpala
+ *
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdlib.h>
+#include <stdbool.h>
+
+#include "av_log.h"
+#include "config.h"
+#include "common/msg.h"
+#include <libavutil/avutil.h>
+#include <libavutil/log.h>
+
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
+#include <libswscale/swscale.h>
+
+#if HAVE_LIBAVDEVICE
+#include <libavdevice/avdevice.h>
+#endif
+
+#if HAVE_LIBAVFILTER
+#include <libavfilter/avfilter.h>
+#endif
+
+#if HAVE_LIBAVRESAMPLE
+#include <libavresample/avresample.h>
+#endif
+#if HAVE_LIBSWRESAMPLE
+#include <libswresample/swresample.h>
+#endif
+
+static int av_log_level_to_mp_level(int av_level)
+{
+    if (av_level > AV_LOG_VERBOSE)
+        return MSGL_DBG2;
+    if (av_level > AV_LOG_INFO)
+        return MSGL_V;
+    if (av_level > AV_LOG_WARNING)
+        return MSGL_V;
+    if (av_level > AV_LOG_ERROR)
+        return MSGL_WARN;
+    if (av_level > AV_LOG_FATAL)
+        return MSGL_ERR;
+    return MSGL_FATAL;
+}
+
+static int extract_msg_type_from_ctx(void *ptr)
+{
+    if (!ptr)
+        return MSGT_FIXME;
+
+    AVClass *avc = *(AVClass **)ptr;
+    if (!avc) {
+        mp_msg(MSGT_FIXME, MSGL_WARN,
+               "av_log callback called with bad parameters (NULL AVClass).\n"
+               "This is a bug in one of Libav/FFmpeg libraries used.\n");
+        return MSGT_FIXME;
+    }
+
+    if (!strcmp(avc->class_name, "AVCodecContext")) {
+        AVCodecContext *s = ptr;
+        if (s->codec) {
+            if (s->codec->type == AVMEDIA_TYPE_AUDIO) {
+                if (s->codec->decode)
+                    return MSGT_DECAUDIO;
+            } else if (s->codec->type == AVMEDIA_TYPE_VIDEO) {
+                if (s->codec->decode)
+                    return MSGT_DECVIDEO;
+            }
+            // FIXME subtitles, encoders
+            // What msgt for them? There is nothing appropriate...
+        }
+        return MSGT_FIXME;
+    }
+
+    if (!strcmp(avc->class_name, "AVFormatContext")) {
+        AVFormatContext *s = ptr;
+        if (s->iformat)
+            return MSGT_DEMUXER;
+        else if (s->oformat)
+            return MSGT_MUXER;
+        return MSGT_FIXME;
+    }
+
+    return MSGT_FIXME;
+}
+
+#if LIBAVCODEC_VERSION_MICRO >= 100
+#define LIB_PREFIX "ffmpeg"
+#else
+#define LIB_PREFIX "libav"
+#endif
+
+static bool print_prefix = true;
+
+static void mp_msg_av_log_callback(void *ptr, int level, const char *fmt,
+                                   va_list vl)
+{
+    AVClass *avc = ptr ? *(AVClass **)ptr : NULL;
+    int mp_level = av_log_level_to_mp_level(level);
+    int type = extract_msg_type_from_ctx(ptr);
+
+    if (!mp_msg_test(type, mp_level))
+        return;
+
+    if (print_prefix) {
+        mp_msg(type, mp_level, "[%s/%s] ", LIB_PREFIX,
+               avc ? avc->item_name(ptr) : "?");
+    }
+    print_prefix = fmt[strlen(fmt) - 1] == '\n';
+
+    mp_msg_va(type, mp_level, fmt, vl);
+}
+
+void init_libav(void)
+{
+    av_log_set_callback(mp_msg_av_log_callback);
+    avcodec_register_all();
+    av_register_all();
+    avformat_network_init();
+
+#if HAVE_LIBAVFILTER
+    avfilter_register_all();
+#endif
+#if HAVE_LIBAVDEVICE
+    avdevice_register_all();
+#endif
+}
+
+#define V(x) (x)>>16, (x)>>8 & 255, (x) & 255
+static void print_version(int v, char *name, unsigned buildv, unsigned runv)
+{
+    mp_msg(MSGT_CPLAYER, v, "   %-15s %d.%d.%d", name, V(buildv));
+    if (buildv != runv)
+        mp_msg(MSGT_CPLAYER, v, " (runtime %d.%d.%d)", V(runv));
+    mp_msg(MSGT_CPLAYER, v, "\n");
+}
+#undef V
+
+void print_libav_versions(int v)
+{
+    mp_msg(MSGT_CPLAYER, v, "%s library versions:\n", LIB_PREFIX);
+
+    print_version(v, "libavutil",     LIBAVUTIL_VERSION_INT,     avutil_version());
+    print_version(v, "libavcodec",    LIBAVCODEC_VERSION_INT,    avcodec_version());
+    print_version(v, "libavformat",   LIBAVFORMAT_VERSION_INT,   avformat_version());
+    print_version(v, "libswscale",    LIBSWSCALE_VERSION_INT,    swscale_version());
+#if HAVE_LIBAVFILTER
+    print_version(v, "libavfilter",   LIBAVFILTER_VERSION_INT,   avfilter_version());
+#endif
+#if HAVE_LIBAVRESAMPLE
+    print_version(v, "libavresample", LIBAVRESAMPLE_VERSION_INT, avresample_version());
+#endif
+#if HAVE_LIBSWRESAMPLE
+    print_version(v, "libswresample", LIBSWRESAMPLE_VERSION_INT, swresample_version());
+#endif
+}