Commit 3738fe1a authored by Michael Niedermayer's avatar Michael Niedermayer

nicer output for 'ffmpeg -formats'

Originally committed as revision 2870 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent b98202a4
......@@ -2838,59 +2838,101 @@ static void show_formats(void)
AVOutputFormat *ofmt;
AVImageFormat *image_fmt;
URLProtocol *up;
AVCodec *p;
const char **pp;
printf("Output audio/video file formats:");
for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
printf(" %s", ofmt->name);
}
printf("\n");
printf("Input audio/video file formats:");
for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
printf(" %s", ifmt->name);
}
printf("\n");
printf("Output image formats:");
for(image_fmt = first_image_format; image_fmt != NULL;
image_fmt = image_fmt->next) {
if (image_fmt->img_write)
printf(" %s", image_fmt->name);
AVCodec *p, *p2;
const char **pp, *last_name;
printf("File formats:\n");
last_name= "000";
for(;;){
int decode=0;
int encode=0;
const char *name=NULL;
for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
if((name == NULL || strcmp(ofmt->name, name)<0) &&
strcmp(ofmt->name, last_name)>0){
name= ofmt->name;
encode=1;
}
}
for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
if((name == NULL || strcmp(ifmt->name, name)<0) &&
strcmp(ifmt->name, last_name)>0){
name= ifmt->name;
encode=0;
}
if(name && strcmp(ifmt->name, name)==0)
decode=1;
}
if(name==NULL)
break;
last_name= name;
printf(
" %s%s %s\n",
decode ? "D":" ",
encode ? "E":" ",
name);
}
printf("\n");
printf("Input image formats:");
printf("Image formats:\n");
for(image_fmt = first_image_format; image_fmt != NULL;
image_fmt = image_fmt->next) {
if (image_fmt->img_read)
printf(" %s", image_fmt->name);
printf(
" %s%s %s\n",
image_fmt->img_read ? "D":" ",
image_fmt->img_write ? "E":" ",
image_fmt->name);
}
printf("\n");
printf("Codecs:\n");
printf(" Encoders:");
for(p = first_avcodec; p != NULL; p = p->next) {
if (p->encode)
printf(" %s", p->name);
}
printf("\n");
printf(" Decoders:");
for(p = first_avcodec; p != NULL; p = p->next) {
if (p->decode)
printf(" %s", p->name);
last_name= "000";
for(;;){
int decode=0;
int encode=0;
int cap=0;
p2=NULL;
for(p = first_avcodec; p != NULL; p = p->next) {
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;
printf(
" %s%s%s%s%s%s %s",
decode ? "D": (/*p2->decoder ? "d":*/" "),
encode ? "E":" ",
p2->type == CODEC_TYPE_AUDIO ? "A":"V",
cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ",
cap & CODEC_CAP_DR1 ? "D":" ",
cap & CODEC_CAP_TRUNCATED ? "T":" ",
p2->name);
/* if(p2->decoder && decode==0)
printf(" use %s for decoding", p2->decoder->name);*/
printf("\n");
}
printf("\n");
printf("Supported file protocols:");
printf("Supported file protocols:\n");
for(up = first_protocol; up != NULL; up = up->next)
printf(" %s:", up->name);
printf("\n");
printf("Frame size, frame rate abbreviations: ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
printf("Motion estimation methods:");
printf("Frame size, frame rate abbreviations:\n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
printf("Motion estimation methods:\n");
pp = motion_str;
while (*pp) {
printf(" %s", *pp);
......@@ -2902,7 +2944,13 @@ static void show_formats(void)
printf("(default)");
pp++;
}
printf("\n");
printf("\n\n");
printf(
"Note, the names of encoders and decoders dont 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 its even\n"
"worse\n");
exit(1);
}
......
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