[FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
Signed-off-by: Steven Liu
---
fftools/cmdutils.c | 18 ++
fftools/ffmpeg_opt.c | 2 +-
2 files changed, 19 insertions(+), 1 deletion(-)
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 84f98b7c04..e0516296d5 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1870,6 +1870,22 @@ static void show_help_demuxer(const char *name)
show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
}
+static void show_help_protocol(const char *name)
+{
+const AVClass *proto_class = av_urlcontext_get_class_by_name(name);
+
+printf("Protocol [%s]:\n"
+ " D. = Input supported\n"
+ " .E = Output supported\n"
+ " --\n", name);
+if (!proto_class) {
+av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
+return;
+}
+
+show_help_children(proto_class, AV_OPT_FLAG_DECODING_PARAM |
AV_OPT_FLAG_ENCODING_PARAM);
+}
+
static void show_help_muxer(const char *name)
{
const AVCodecDescriptor *desc;
@@ -2000,6 +2016,8 @@ int show_help(void *optctx, const char *opt, const char
*arg)
show_help_demuxer(par);
} else if (!strcmp(topic, "muxer")) {
show_help_muxer(par);
+} else if (!strcmp(topic, "protocol")) {
+show_help_protocol(par);
#if CONFIG_AVFILTER
} else if (!strcmp(topic, "filter")) {
show_help_filter(par);
diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index 71063cc443..8d73fa8a78 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -3194,7 +3194,7 @@ void show_help_default(const char *opt, const char *arg)
"-h -- print basic options\n"
"-h long -- print more options\n"
"-h full -- print all options (including all format and codec
specific options, very long)\n"
- "-h type=name -- print all options for the named
decoder/encoder/demuxer/muxer/filter/bsf\n"
+ "-h type=name -- print all options for the named
decoder/encoder/demuxer/muxer/filter/bsf/protocol\n"
"See man %s for detailed description of the options.\n"
"\n", program_name);
--
2.15.1
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Re: [FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
> 在 2019年11月22日，17:47，Gyan 写道： > > -rtmp_flush_interval is missing since it's an output only option. Which > command shows that field? Ah get your point, thanks. New patch will come. Thanks Steven ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
Re: [FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
On 22-11-2019 03:08 pm, Steven Liu wrote:
在 2019年11月22日，17:30，Gyan 写道：
On 22-11-2019 02:26 pm, Steven Liu wrote:
Signed-off-by: Steven Liu
---
fftools/cmdutils.c | 17 +
1 file changed, 17 insertions(+)
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 84f98b7c04..fe18093ce1 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1870,6 +1870,21 @@ static void show_help_demuxer(const char *name)
show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
}
+static void show_help_protocol(const char *name)
+{
+const URLProtocol *proto = av_find_protocol_by_name(name);;
+
+if (!proto) {
+av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
+return;
+}
+
+printf("Protocol %s:\n", name);
+
+if (proto->priv_data_class)
+show_help_children(proto->priv_data_class, AV_OPT_FLAG_DECODING_PARAM);
+}
Protocols may be employed for output as well. Is there a separate option for
those protocol options?
after patch:
liuqideMBP:dash liuqi$ ./ffmpeg -h protocol=rtmp
ffmpeg version N-95813-g5353723f20 Copyright (c) 2000-2019 the FFmpeg developers
built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
configuration: --enable-fontconfig --enable-gpl --enable-libass
--enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libspeex
--enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-version3
--enable-nonfree --enable-videotoolbox --enable-libxml2 --samples=fate-suite/
--enable-libopencv --enable-libopus
libavutil 56. 36.100 / 56. 36.100
libavcodec 58. 62.100 / 58. 62.100
libavformat58. 35.101 / 58. 35.101
libavdevice58. 9.101 / 58. 9.101
libavfilter 7. 66.100 / 7. 66.100
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc55. 6.100 / 55. 6.100
Protocol rtmp:
rtmp AVOptions:
-rtmp_app ED Name of application to connect to
on the RTMP server
-rtmp_buffer ED Set buffer time in milliseconds.
The default is 3000. (from 0 to INT_MAX) (default 3000)
-rtmp_conn ED Append arbitrary AMF data to the
Connect message
-rtmp_flashver ED Version of the Flash plugin used
to run the SWF player.
-rtmp_live .D Specify that the media is a live
stream. (from INT_MIN to INT_MAX) (default any)
any -2 .D both
live-1 .D live stream
recorded0.D recorded stream
-rtmp_pageurl .D URL of the web page in which the
media was embedded. By default no value will be sent.
-rtmp_playpath ED Stream identifier to play or to
publish
-rtmp_subscribe .D Name of live stream to subscribe
to. Defaults to rtmp_playpath.
-rtmp_swfhash .D SHA256 hash of the decompressed
SWF file (32 bytes).
-rtmp_swfsize .D Size of the decompressed SWF
file, required for SWFVerification. (from 0 to INT_MAX) (default 0)
-rtmp_swfurlED URL of the SWF player. By default
no value will be sent
-rtmp_swfverify .D URL to player swf file, compute
hash/size automatically.
-rtmp_tcurl ED URL of the target stream.
Defaults to proto://host[:port]/app.
-rtmp_listen .D Listen for incoming rtmp
connections (from INT_MIN to INT_MAX) (default 0)
-listen.D Listen for incoming rtmp
connections (from INT_MIN to INT_MAX) (default 0)
-timeout .D Maximum timeout (in seconds) to
wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from INT_MIN
to INT_MAX) (default -1)
-rtmp_flush_interval is missing since it's an output only option. Which
command shows that field?
Gyan
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Re: [FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
> 在 2019年11月22日，17:30，Gyan 写道：
>
>
>
> On 22-11-2019 02:26 pm, Steven Liu wrote:
>> Signed-off-by: Steven Liu
>> ---
>> fftools/cmdutils.c | 17 +
>> 1 file changed, 17 insertions(+)
>>
>> diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
>> index 84f98b7c04..fe18093ce1 100644
>> --- a/fftools/cmdutils.c
>> +++ b/fftools/cmdutils.c
>> @@ -1870,6 +1870,21 @@ static void show_help_demuxer(const char *name)
>> show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
>> }
>> +static void show_help_protocol(const char *name)
>> +{
>> +const URLProtocol *proto = av_find_protocol_by_name(name);;
>> +
>> +if (!proto) {
>> +av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
>> +return;
>> +}
>> +
>> +printf("Protocol %s:\n", name);
>> +
>> +if (proto->priv_data_class)
>> +show_help_children(proto->priv_data_class,
>> AV_OPT_FLAG_DECODING_PARAM);
>> +}
>
> Protocols may be employed for output as well. Is there a separate option for
> those protocol options?
after patch:
liuqideMBP:dash liuqi$ ./ffmpeg -h protocol=rtmp
ffmpeg version N-95813-g5353723f20 Copyright (c) 2000-2019 the FFmpeg developers
built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
configuration: --enable-fontconfig --enable-gpl --enable-libass
--enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libspeex
--enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-version3
--enable-nonfree --enable-videotoolbox --enable-libxml2 --samples=fate-suite/
--enable-libopencv --enable-libopus
libavutil 56. 36.100 / 56. 36.100
libavcodec 58. 62.100 / 58. 62.100
libavformat58. 35.101 / 58. 35.101
libavdevice58. 9.101 / 58. 9.101
libavfilter 7. 66.100 / 7. 66.100
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc55. 6.100 / 55. 6.100
Protocol rtmp:
rtmp AVOptions:
-rtmp_app ED Name of application to connect to
on the RTMP server
-rtmp_buffer ED Set buffer time in milliseconds.
The default is 3000. (from 0 to INT_MAX) (default 3000)
-rtmp_conn ED Append arbitrary AMF data to the
Connect message
-rtmp_flashver ED Version of the Flash plugin used
to run the SWF player.
-rtmp_live .D Specify that the media is a live
stream. (from INT_MIN to INT_MAX) (default any)
any -2 .D both
live-1 .D live stream
recorded0.D recorded stream
-rtmp_pageurl .D URL of the web page in which the
media was embedded. By default no value will be sent.
-rtmp_playpath ED Stream identifier to play or to
publish
-rtmp_subscribe .D Name of live stream to subscribe
to. Defaults to rtmp_playpath.
-rtmp_swfhash .D SHA256 hash of the decompressed
SWF file (32 bytes).
-rtmp_swfsize .D Size of the decompressed SWF file,
required for SWFVerification. (from 0 to INT_MAX) (default 0)
-rtmp_swfurlED URL of the SWF player. By default
no value will be sent
-rtmp_swfverify .D URL to player swf file, compute
hash/size automatically.
-rtmp_tcurl ED URL of the target stream. Defaults
to proto://host[:port]/app.
-rtmp_listen .D Listen for incoming rtmp
connections (from INT_MIN to INT_MAX) (default 0)
-listen.D Listen for incoming rtmp
connections (from INT_MIN to INT_MAX) (default 0)
-timeout .D Maximum timeout (in seconds) to
wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1 (from
INT_MIN to INT_MAX) (default -1)
before patch:
liuqideMBP:dash liuqi$
liuqideMBP:dash liuqi$
liuqideMBP:dash liuqi$ ffmpeg -h protocol=rtmp
ffmpeg version N-95812-gd73f062706 Copyright (c) 2000-2019 the FFmpeg developers
built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
configuration: --enable-fontconfig --enable-gpl --enable-libass
--enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libspeex
--enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-version3
--enable-nonfree --enable-videotoolbox --enable-libxml2 --samples=fate-suite/
--enable-libopencv
libavutil 56. 36.100 / 56. 36.100
libavcodec 58. 62.100 / 58. 62.100
libavformat58. 35.100 / 58. 35.100
libavdevice58. 9.101 / 58. 9.101
libavfilter 7. 66.100 / 7. 66.100
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc55. 6.100 / 55. 6.100
Unknown help option 'protocol'.
Hyper fast Audio and Video encoder
usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options]
outfile}...
Getting help:
-h -- print basic options
Re: [FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
On 22-11-2019 02:26 pm, Steven Liu wrote:
Signed-off-by: Steven Liu
---
fftools/cmdutils.c | 17 +
1 file changed, 17 insertions(+)
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 84f98b7c04..fe18093ce1 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1870,6 +1870,21 @@ static void show_help_demuxer(const char *name)
show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
}
+static void show_help_protocol(const char *name)
+{
+const URLProtocol *proto = av_find_protocol_by_name(name);;
+
+if (!proto) {
+av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
+return;
+}
+
+printf("Protocol %s:\n", name);
+
+if (proto->priv_data_class)
+show_help_children(proto->priv_data_class, AV_OPT_FLAG_DECODING_PARAM);
+}
Protocols may be employed for output as well. Is there a separate option
for those protocol options?
+
static void show_help_muxer(const char *name)
{
const AVCodecDescriptor *desc;
@@ -2000,6 +2015,8 @@ int show_help(void *optctx, const char *opt, const char
*arg)
show_help_demuxer(par);
} else if (!strcmp(topic, "muxer")) {
show_help_muxer(par);
+} else if (!strcmp(topic, "protocol")) {
+show_help_protocol(par);
#if CONFIG_AVFILTER
} else if (!strcmp(topic, "filter")) {
show_help_filter(par);
Regards,
Gyan
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[FFmpeg-devel] [PATCH 2/2] cmdutils: add show_help_protocol for get protocol options
Signed-off-by: Steven Liu
---
fftools/cmdutils.c | 17 +
1 file changed, 17 insertions(+)
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 84f98b7c04..fe18093ce1 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1870,6 +1870,21 @@ static void show_help_demuxer(const char *name)
show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
}
+static void show_help_protocol(const char *name)
+{
+const URLProtocol *proto = av_find_protocol_by_name(name);;
+
+if (!proto) {
+av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
+return;
+}
+
+printf("Protocol %s:\n", name);
+
+if (proto->priv_data_class)
+show_help_children(proto->priv_data_class, AV_OPT_FLAG_DECODING_PARAM);
+}
+
static void show_help_muxer(const char *name)
{
const AVCodecDescriptor *desc;
@@ -2000,6 +2015,8 @@ int show_help(void *optctx, const char *opt, const char
*arg)
show_help_demuxer(par);
} else if (!strcmp(topic, "muxer")) {
show_help_muxer(par);
+} else if (!strcmp(topic, "protocol")) {
+show_help_protocol(par);
#if CONFIG_AVFILTER
} else if (!strcmp(topic, "filter")) {
show_help_filter(par);
--
2.15.1
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