X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=cmdutils.c;h=6859692e8bce76524ebdc1c6a7f42256803ceb1c;hb=39c56ef9216c508a2c19cef93600e6590b4595cd;hp=024c8019514bae2117cf035bb676c88ef970f03f;hpb=92c7ef1e30d677f29c06caf765c527c9db486861;p=ffmpeg

diff --git a/cmdutils.c b/cmdutils.c
index 024c8019514..6859692e8bc 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -168,8 +168,10 @@ void show_help_options(const OptionDef *options, const char *msg, int mask,
 void show_help_children(const AVClass *class, int flags)
 {
     const AVClass *child = NULL;
-    av_opt_show2(&class, NULL, flags, 0);
-    printf("\n");
+    if (class->option) {
+        av_opt_show2(&class, NULL, flags, 0);
+        printf("\n");
+    }
 
     while (child = av_opt_child_class_next(class, child))
         show_help_children(child, flags);
@@ -190,6 +192,7 @@ static const OptionDef *find_option(const OptionDef *po, const char *name)
 
 #if defined(_WIN32) && !defined(__MINGW32CE__)
 #include <windows.h>
+#include <shellapi.h>
 /* Will be leaked on exit */
 static char** win32_argv_utf8 = NULL;
 static int win32_argc = 0;
@@ -654,8 +657,9 @@ static void print_program_info(int flags, int level)
         av_log(NULL, level, " Copyright (c) %d-%d the FFmpeg developers",
                program_birth_year, this_year);
     av_log(NULL, level, "\n");
-    av_log(NULL, level, "%sbuilt on %s %s with %s %s\n",
-           indent, __DATE__, __TIME__, CC_TYPE, CC_VERSION);
+    av_log(NULL, level, "%sbuilt on %s %s with %s\n",
+           indent, __DATE__, __TIME__, CC_IDENT);
+
     av_log(NULL, level, "%sconfiguration: " FFMPEG_CONFIGURATION "\n", indent);
 }
 
@@ -1086,65 +1090,13 @@ FILE *get_preset_file(char *filename, size_t filename_size,
 
 int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
 {
-    if (*spec <= '9' && *spec >= '0') /* opt:index */
-        return strtol(spec, NULL, 0) == st->index;
-    else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd' ||
-             *spec == 't') { /* opt:[vasdt] */
-        enum AVMediaType type;
-
-        switch (*spec++) {
-        case 'v': type = AVMEDIA_TYPE_VIDEO;      break;
-        case 'a': type = AVMEDIA_TYPE_AUDIO;      break;
-        case 's': type = AVMEDIA_TYPE_SUBTITLE;   break;
-        case 'd': type = AVMEDIA_TYPE_DATA;       break;
-        case 't': type = AVMEDIA_TYPE_ATTACHMENT; break;
-        default:  av_assert0(0);
-        }
-        if (type != st->codec->codec_type)
-            return 0;
-        if (*spec++ == ':') { /* possibly followed by :index */
-            int i, index = strtol(spec, NULL, 0);
-            for (i = 0; i < s->nb_streams; i++)
-                if (s->streams[i]->codec->codec_type == type && index-- == 0)
-                   return i == st->index;
-            return 0;
-        }
-        return 1;
-    } else if (*spec == 'p' && *(spec + 1) == ':') {
-        int prog_id, i, j;
-        char *endptr;
-        spec += 2;
-        prog_id = strtol(spec, &endptr, 0);
-        for (i = 0; i < s->nb_programs; i++) {
-            if (s->programs[i]->id != prog_id)
-                continue;
-
-            if (*endptr++ == ':') {
-                int stream_idx = strtol(endptr, NULL, 0);
-                return stream_idx >= 0 &&
-                    stream_idx < s->programs[i]->nb_stream_indexes &&
-                    st->index == s->programs[i]->stream_index[stream_idx];
-            }
-
-            for (j = 0; j < s->programs[i]->nb_stream_indexes; j++)
-                if (st->index == s->programs[i]->stream_index[j])
-                    return 1;
-        }
-        return 0;
-    } else if (*spec == '#') {
-        int sid;
-        char *endptr;
-        sid = strtol(spec + 1, &endptr, 0);
-        if (!*endptr)
-            return st->id == sid;
-    } else if (!*spec) /* empty specifier, matches everything */
-        return 1;
-
-    av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
-    return AVERROR(EINVAL);
+    int ret = avformat_match_stream_specifier(s, st, spec);
+    if (ret < 0)
+        av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
+    return ret;
 }
 
-AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id,
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
                                 AVFormatContext *s, AVStream *st, AVCodec *codec)
 {
     AVDictionary    *ret = NULL;
@@ -1277,7 +1229,7 @@ static int alloc_buffer(FrameBuffer **pool, AVCodecContext *s, FrameBuffer **pbu
     for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
         const int h_shift = i==0 ? 0 : h_chroma_shift;
         const int v_shift = i==0 ? 0 : v_chroma_shift;
-        if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[1] || !buf->base[i])
+        if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[i] || !buf->base[i])
             buf->data[i] = buf->base[i];
         else
             buf->data[i] = buf->base[i] +