X-Git-Url: https://rtime.felk.cvut.cz/gitweb/frescor/ffmpeg.git/blobdiff_plain/8af69a9e6407392f4d41cc0aa95793a8e6bab9cb..9c204df96092b369f6e4f5a8eb245ac4a6b5b2c0:/cmdutils.c

diff --git a/cmdutils.c b/cmdutils.c
index 9b2f16a4b..167d15a71 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -18,14 +18,68 @@
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
-#define HAVE_AV_CONFIG_H
-#include "avformat.h"
-#include "common.h"
 
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <math.h>
+
+/* Include only the enabled headers since some compilers (namely, Sun
+   Studio) will not omit unused inline functions and create undefined
+   references to libraries that are not being built. */
+
+#include "config.h"
+#include "libavformat/avformat.h"
+#include "libavfilter/avfilter.h"
+#include "libavdevice/avdevice.h"
+#include "libswscale/swscale.h"
+#include "libpostproc/postprocess.h"
+#include "libavutil/avstring.h"
+#include "libavcodec/opt.h"
 #include "cmdutils.h"
+#include "version.h"
+#if CONFIG_NETWORK
+#include "libavformat/network.h"
+#endif
 
 #undef exit
 
+const char **opt_names;
+static int opt_name_count;
+AVCodecContext *avcodec_opts[CODEC_TYPE_NB];
+AVFormatContext *avformat_opts;
+struct SwsContext *sws_opts;
+
+const int this_year = 2009;
+
+double parse_number_or_die(const char *context, const char *numstr, int type, double min, double max)
+{
+    char *tail;
+    const char *error;
+    double d = strtod(numstr, &tail);
+    if (*tail)
+        error= "Expected number for %s but found: %s\n";
+    else if (d < min || d > max)
+        error= "The value for %s was %s which is not within %f - %f\n";
+    else if(type == OPT_INT64 && (int64_t)d != d)
+        error= "Expected int64 for %s but found %s\n";
+    else
+        return d;
+    fprintf(stderr, error, context, numstr, min, max);
+    exit(1);
+}
+
+int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration)
+{
+    int64_t us = parse_date(timestr, is_duration);
+    if (us == INT64_MIN) {
+        fprintf(stderr, "Invalid %s specification for %s: %s\n",
+                is_duration ? "duration" : "date", context, timestr);
+        exit(1);
+    }
+    return us;
+}
+
 void show_help_options(const OptionDef *options, const char *msg, int mask, int value)
 {
     const OptionDef *po;
@@ -39,10 +93,10 @@ void show_help_options(const OptionDef *options, const char *msg, int mask, int
                 printf("%s", msg);
                 first = 0;
             }
-            pstrcpy(buf, sizeof(buf), po->name);
+            av_strlcpy(buf, po->name, sizeof(buf));
             if (po->flags & HAS_ARG) {
-                pstrcat(buf, sizeof(buf), " ");
-                pstrcat(buf, sizeof(buf), po->argname);
+                av_strlcat(buf, " ", sizeof(buf));
+                av_strlcat(buf, po->argname, sizeof(buf));
             }
             printf("-%-17s  %s\n", buf, po->help);
         }
@@ -58,7 +112,8 @@ static const OptionDef* find_option(const OptionDef *po, const char *name){
     return po;
 }
 
-void parse_options(int argc, char **argv, const OptionDef *options)
+void parse_options(int argc, char **argv, const OptionDef *options,
+                   void (* parse_arg_function)(const char*))
 {
     const char *opt, *arg;
     int optindex, handleoptions=1;
@@ -70,10 +125,10 @@ void parse_options(int argc, char **argv, const OptionDef *options)
         opt = argv[optindex++];
 
         if (handleoptions && opt[0] == '-' && opt[1] != '\0') {
-          if (opt[1] == '-' && opt[2] == '\0') {
-            handleoptions = 0;
-            continue;
-          }
+            if (opt[1] == '-' && opt[2] == '\0') {
+                handleoptions = 0;
+                continue;
+            }
             po= find_option(options, opt + 1);
             if (!po->name)
                 po= find_option(options, "default");
@@ -97,23 +152,80 @@ unknown_opt:
             } else if (po->flags & OPT_BOOL) {
                 *po->u.int_arg = 1;
             } else if (po->flags & OPT_INT) {
-                *po->u.int_arg = atoi(arg);
+                *po->u.int_arg = parse_number_or_die(opt+1, arg, OPT_INT64, INT_MIN, INT_MAX);
             } else if (po->flags & OPT_INT64) {
-                *po->u.int64_arg = strtoll(arg, (char **)NULL, 10);
+                *po->u.int64_arg = parse_number_or_die(opt+1, arg, OPT_INT64, INT64_MIN, INT64_MAX);
             } else if (po->flags & OPT_FLOAT) {
-                *po->u.float_arg = atof(arg);
+                *po->u.float_arg = parse_number_or_die(opt+1, arg, OPT_FLOAT, -1.0/0.0, 1.0/0.0);
             } else if (po->flags & OPT_FUNC2) {
                 if(po->u.func2_arg(opt+1, arg)<0)
                     goto unknown_opt;
             } else {
                 po->u.func_arg(arg);
             }
+            if(po->flags & OPT_EXIT)
+                exit(0);
         } else {
-            parse_arg_file(opt);
+            if (parse_arg_function)
+                parse_arg_function(opt);
         }
     }
 }
 
+int opt_default(const char *opt, const char *arg){
+    int type;
+    int ret= 0;
+    const AVOption *o= NULL;
+    int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
+
+    for(type=0; type<CODEC_TYPE_NB && ret>= 0; type++){
+        const AVOption *o2 = av_find_opt(avcodec_opts[0], opt, NULL, opt_types[type], opt_types[type]);
+        if(o2)
+            ret = av_set_string3(avcodec_opts[type], opt, arg, 1, &o);
+    }
+    if(!o)
+        ret = av_set_string3(avformat_opts, opt, arg, 1, &o);
+    if(!o)
+        ret = av_set_string3(sws_opts, opt, arg, 1, &o);
+    if(!o){
+        if(opt[0] == 'a')
+            ret = av_set_string3(avcodec_opts[CODEC_TYPE_AUDIO], opt+1, arg, 1, &o);
+        else if(opt[0] == 'v')
+            ret = av_set_string3(avcodec_opts[CODEC_TYPE_VIDEO], opt+1, arg, 1, &o);
+        else if(opt[0] == 's')
+            ret = av_set_string3(avcodec_opts[CODEC_TYPE_SUBTITLE], opt+1, arg, 1, &o);
+    }
+    if (o && ret < 0) {
+        fprintf(stderr, "Invalid value '%s' for option '%s'\n", arg, opt);
+        exit(1);
+    }
+    if(!o)
+        return -1;
+
+//    av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avcodec_opts, opt, NULL), (int)av_get_int(avcodec_opts, opt, NULL));
+
+    //FIXME we should always use avcodec_opts, ... for storing options so there will not be any need to keep track of what i set over this
+    opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
+    opt_names[opt_name_count++]= o->name;
+
+    if(avcodec_opts[0]->debug || avformat_opts->debug)
+        av_log_set_level(AV_LOG_DEBUG);
+    return 0;
+}
+
+void set_context_opts(void *ctx, void *opts_ctx, int flags)
+{
+    int i;
+    for(i=0; i<opt_name_count; i++){
+        char buf[256];
+        const AVOption *opt;
+        const char *str= av_get_string(opts_ctx, opt_names[i], &opt, buf, sizeof(buf));
+        /* if an option with name opt_names[i] is present in opts_ctx then str is non-NULL */
+        if(str && ((opt->flags & flags) == flags))
+            av_set_string3(ctx, opt_names[i], str, 1, NULL);
+    }
+}
+
 void print_error(const char *filename, int err)
 {
     switch(err) {
@@ -130,19 +242,244 @@ void print_error(const char *filename, int err)
     case AVERROR_NOFMT:
         fprintf(stderr, "%s: Unknown format\n", filename);
         break;
-    case AVERROR_IO:
-        fprintf(stderr, "%s: I/O error occured\n"
+    case AVERROR(EIO):
+        fprintf(stderr, "%s: I/O error occurred\n"
                 "Usually that means that input file is truncated and/or corrupted.\n",
                 filename);
         break;
-    case AVERROR_NOMEM:
-        fprintf(stderr, "%s: memory allocation error occured\n", filename);
+    case AVERROR(ENOMEM):
+        fprintf(stderr, "%s: memory allocation error occurred\n", filename);
         break;
-    case AVERROR_NOENT:
+    case AVERROR(ENOENT):
         fprintf(stderr, "%s: no such file or directory\n", filename);
         break;
+#if CONFIG_NETWORK
+    case AVERROR(FF_NETERROR(EPROTONOSUPPORT)):
+        fprintf(stderr, "%s: Unsupported network protocol\n", filename);
+        break;
+#endif
     default:
         fprintf(stderr, "%s: Error while opening file\n", filename);
         break;
     }
 }
+
+#define PRINT_LIB_VERSION(outstream,libname,LIBNAME,indent) \
+    version= libname##_version(); \
+    fprintf(outstream, "%slib%-10s %2d.%2d.%2d / %2d.%2d.%2d\n", indent? "  " : "", #libname, \
+            LIB##LIBNAME##_VERSION_MAJOR, LIB##LIBNAME##_VERSION_MINOR, LIB##LIBNAME##_VERSION_MICRO, \
+            version >> 16, version >> 8 & 0xff, version & 0xff);
+
+static void print_all_lib_versions(FILE* outstream, int indent)
+{
+    unsigned int version;
+    PRINT_LIB_VERSION(outstream, avutil,   AVUTIL,   indent);
+    PRINT_LIB_VERSION(outstream, avcodec,  AVCODEC,  indent);
+    PRINT_LIB_VERSION(outstream, avformat, AVFORMAT, indent);
+    PRINT_LIB_VERSION(outstream, avdevice, AVDEVICE, indent);
+#if CONFIG_AVFILTER
+    PRINT_LIB_VERSION(outstream, avfilter, AVFILTER, indent);
+#endif
+    PRINT_LIB_VERSION(outstream, swscale,  SWSCALE,  indent);
+#if CONFIG_POSTPROC
+    PRINT_LIB_VERSION(outstream, postproc, POSTPROC, indent);
+#endif
+}
+
+void show_banner(void)
+{
+    fprintf(stderr, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d Fabrice Bellard, et al.\n",
+            program_name, program_birth_year, this_year);
+    fprintf(stderr, "  configuration: " FFMPEG_CONFIGURATION "\n");
+    print_all_lib_versions(stderr, 1);
+    fprintf(stderr, "  built on " __DATE__ " " __TIME__);
+#ifdef __GNUC__
+    fprintf(stderr, ", gcc: " __VERSION__ "\n");
+#else
+    fprintf(stderr, ", using a non-gcc compiler\n");
+#endif
+}
+
+void show_version(void) {
+    printf("%s " FFMPEG_VERSION "\n", program_name);
+    print_all_lib_versions(stdout, 0);
+}
+
+void show_license(void)
+{
+#if CONFIG_NONFREE
+    printf(
+    "This version of %s has nonfree parts compiled in.\n"
+    "Therefore it is not legally redistributable.\n",
+    program_name
+    );
+#elif CONFIG_GPL
+    printf(
+    "%s is free software; you can redistribute it and/or modify\n"
+    "it under the terms of the GNU General Public License as published by\n"
+    "the Free Software Foundation; either version 2 of the License, or\n"
+    "(at your option) any later version.\n"
+    "\n"
+    "%s is distributed in the hope that it will be useful,\n"
+    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
+    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
+    "GNU General Public License for more details.\n"
+    "\n"
+    "You should have received a copy of the GNU General Public License\n"
+    "along with %s; if not, write to the Free Software\n"
+    "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
+    program_name, program_name, program_name
+    );
+#else
+    printf(
+    "%s is free software; you can redistribute it and/or\n"
+    "modify it under the terms of the GNU Lesser General Public\n"
+    "License as published by the Free Software Foundation; either\n"
+    "version 2.1 of the License, or (at your option) any later version.\n"
+    "\n"
+    "%s is distributed in the hope that it will be useful,\n"
+    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
+    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n"
+    "Lesser General Public License for more details.\n"
+    "\n"
+    "You should have received a copy of the GNU Lesser General Public\n"
+    "License along with %s; if not, write to the Free Software\n"
+    "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
+    program_name, program_name, program_name
+    );
+#endif
+}
+
+void show_formats(void)
+{
+    AVInputFormat *ifmt=NULL;
+    AVOutputFormat *ofmt=NULL;
+    URLProtocol *up=NULL;
+    AVCodec *p=NULL, *p2;
+    AVBitStreamFilter *bsf=NULL;
+    const char *last_name;
+
+    printf("File formats:\n");
+    last_name= "000";
+    for(;;){
+        int decode=0;
+        int encode=0;
+        const char *name=NULL;
+        const char *long_name=NULL;
+
+        while((ofmt= av_oformat_next(ofmt))) {
+            if((name == NULL || strcmp(ofmt->name, name)<0) &&
+                strcmp(ofmt->name, last_name)>0){
+                name= ofmt->name;
+                long_name= ofmt->long_name;
+                encode=1;
+            }
+        }
+        while((ifmt= av_iformat_next(ifmt))) {
+            if((name == NULL || strcmp(ifmt->name, name)<0) &&
+                strcmp(ifmt->name, last_name)>0){
+                name= ifmt->name;
+                long_name= ifmt->long_name;
+                encode=0;
+            }
+            if(name && strcmp(ifmt->name, name)==0)
+                decode=1;
+        }
+        if(name==NULL)
+            break;
+        last_name= name;
+
+        printf(
+            " %s%s %-15s %s\n",
+            decode ? "D":" ",
+            encode ? "E":" ",
+            name,
+            long_name ? long_name:" ");
+    }
+    printf("\n");
+
+    printf("Codecs:\n");
+    last_name= "000";
+    for(;;){
+        int decode=0;
+        int encode=0;
+        int cap=0;
+        const char *type_str;
+
+        p2=NULL;
+        while((p= av_codec_next(p))) {
+            if((p2==NULL || strcmp(p->name, p2->name)<0) &&
+                strcmp(p->name, last_name)>0){
+                p2= p;
+                decode= encode= cap=0;
+            }
+            if(p2 && strcmp(p->name, p2->name)==0){
+                if(p->decode) decode=1;
+                if(p->encode) encode=1;
+                cap |= p->capabilities;
+            }
+        }
+        if(p2==NULL)
+            break;
+        last_name= p2->name;
+
+        switch(p2->type) {
+        case CODEC_TYPE_VIDEO:
+            type_str = "V";
+            break;
+        case CODEC_TYPE_AUDIO:
+            type_str = "A";
+            break;
+        case CODEC_TYPE_SUBTITLE:
+            type_str = "S";
+            break;
+        default:
+            type_str = "?";
+            break;
+        }
+        printf(
+            " %s%s%s%s%s%s %-15s %s",
+            decode ? "D": (/*p2->decoder ? "d":*/" "),
+            encode ? "E":" ",
+            type_str,
+            cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ",
+            cap & CODEC_CAP_DR1 ? "D":" ",
+            cap & CODEC_CAP_TRUNCATED ? "T":" ",
+            p2->name,
+            p2->long_name ? p2->long_name : "");
+       /* if(p2->decoder && decode==0)
+            printf(" use %s for decoding", p2->decoder->name);*/
+        printf("\n");
+    }
+    printf("\n");
+
+    printf("Bitstream filters:\n");
+    while((bsf = av_bitstream_filter_next(bsf)))
+        printf(" %s", bsf->name);
+    printf("\n");
+
+    printf("Supported file protocols:\n");
+    while((up = av_protocol_next(up)))
+        printf(" %s:", up->name);
+    printf("\n");
+
+    printf("Frame size, frame rate abbreviations:\n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
+    printf("\n");
+    printf(
+"Note, the names of encoders and decoders do not always match, so there are\n"
+"several cases where the above table shows encoder only or decoder only entries\n"
+"even though both encoding and decoding are supported. For example, the h263\n"
+"decoder corresponds to the h263 and h263p encoders, for file formats it is even\n"
+"worse.\n");
+}
+
+int read_yesno(void)
+{
+    int c = getchar();
+    int yesno = (toupper(c) == 'Y');
+
+    while (c != '\n' && c != EOF)
+        c = getchar();
+
+    return yesno;
+}