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ffmpeg.wasm-core
Commit ba9880c1 authored by Stefano Sabatini's avatar Stefano Sabatini Committed by Panagiotis Issaris
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Move show_formats() to cmdutils.c. 

Patch by: Stefano Sabatini, stefano.sabatini-lala poste it

Originally committed as revision 13236 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 8fdea204
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Showing with 130 additions and 124 deletions
cmdutils.c
View file @ ba9880c1
......@@ -267,3 +267,126 @@ void show_license(void)
);
#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");
}
cmdutils.h
View file @ ba9880c1
......@@ -126,4 +126,10 @@ void show_version(void);
*/
void show_license(void);
/**
* Prints a listing containing all the formats supported by the
* program.
*/
void show_formats(void);
#endif /* FFMPEG_CMDUTILS_H */
ffmpeg.c
View file @ ba9880c1
......@@ -3378,129 +3378,6 @@ static int64_t getutime(void)
#endif
}
static void opt_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");
}
static void parse_matrix_coeffs(uint16_t *dest, const char *str)
{
int i;
......@@ -3761,7 +3638,7 @@ static const OptionDef options[] = {
{ "L", OPT_EXIT, {(void*)show_license}, "show license" },
{ "h", OPT_EXIT, {(void*)show_help}, "show help" },
{ "version", OPT_EXIT, {(void*)show_version}, "show version" },
{ "formats", OPT_EXIT, {(void*)opt_show_formats}, "show available formats, codecs, protocols, ..." },
{ "formats", OPT_EXIT, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
{ "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" },
{ "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
......
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