Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Thanks :)

On Tue, Mar 1, 2016 at 2:43 AM, Michael Niedermayer <mich...@niedermayer.cc>
wrote:

> On Tue, Mar 01, 2016 at 02:11:28AM +0200, Andrew Shulgin wrote:
> > Yep, you're right.
>
> ok, applied
>
> thanks
>
>
> >
> > On Tue, Mar 1, 2016 at 2:09 AM, Michael Niedermayer
> <mich...@niedermayer.cc>
> > wrote:
> >
> > > On Mon, Feb 29, 2016 at 03:10:41PM +0200, Andrew Shulgin wrote:
> > > > Extracting SPS without the missig PPS results in unplayable FLV.
> > > >
> > > > ffmpeg -thread_queue_size 512 -rtsp_transport tcp -i rtsp://
> > > > admin:12345@192.88.99.1/h264/ch1/main/av_stream -ar 44100 -ac 2
> -acodec
> > > > pcm_s16le -f s16le -ac 2 -i /dev/zero -c:v copy -acodec aac -strict
> > > > experimental -ab 128k -f flv wrong.flv
> > > >
> > > > Uploaded to upload.ffmpeg.org with filename
> > > > rtsp-invalid-sprop-parameter-sets.flv
> > > >
> > > > Also you may download the sample from here:
> > > > http://home.rmrf.co/storage/rtsp-invalid-sprop-parameter-sets.flv
> > >
> > > that doesnt play, do i guess correctly that this testcase works
> > > and results in a playable file with the original patch ?
> > >
> > > [...]
> > > --
> > > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
> > >
> > > During times of universal deceit, telling the truth becomes a
> > > revolutionary act. -- George Orwell
> > >
> > > ___
> > > ffmpeg-devel mailing list
> > > ffmpeg-devel@ffmpeg.org
> > > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> > >
> > >
> > ___
> > ffmpeg-devel mailing list
> > ffmpeg-devel@ffmpeg.org
> > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> --
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Democracy is the form of government in which you can choose your dictator
>
> ___
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> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Yep, you're right.

On Tue, Mar 1, 2016 at 2:09 AM, Michael Niedermayer <mich...@niedermayer.cc>
wrote:

> On Mon, Feb 29, 2016 at 03:10:41PM +0200, Andrew Shulgin wrote:
> > Extracting SPS without the missig PPS results in unplayable FLV.
> >
> > ffmpeg -thread_queue_size 512 -rtsp_transport tcp -i rtsp://
> > admin:12345@192.88.99.1/h264/ch1/main/av_stream -ar 44100 -ac 2 -acodec
> > pcm_s16le -f s16le -ac 2 -i /dev/zero -c:v copy -acodec aac -strict
> > experimental -ab 128k -f flv wrong.flv
> >
> > Uploaded to upload.ffmpeg.org with filename
> > rtsp-invalid-sprop-parameter-sets.flv
> >
> > Also you may download the sample from here:
> > http://home.rmrf.co/storage/rtsp-invalid-sprop-parameter-sets.flv
>
> that doesnt play, do i guess correctly that this testcase works
> and results in a playable file with the original patch ?
>
> [...]
> --
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> During times of universal deceit, telling the truth becomes a
> revolutionary act. -- George Orwell
>
> ___
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
>
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Also i can send you an email with public RTSP URL privately if you ask.

On Mon, Feb 29, 2016 at 3:10 PM, Andrew Shulgin <andrewshulgi...@gmail.com>
wrote:

> Extracting SPS without the missig PPS results in unplayable FLV.
>
> ffmpeg -thread_queue_size 512 -rtsp_transport tcp -i rtsp://
> admin:12345@192.88.99.1/h264/ch1/main/av_stream -ar 44100 -ac 2 -acodec
> pcm_s16le -f s16le -ac 2 -i /dev/zero -c:v copy -acodec aac -strict
> experimental -ab 128k -f flv wrong.flv
>
> Uploaded to upload.ffmpeg.org with filename
> rtsp-invalid-sprop-parameter-sets.flv
>
> Also you may download the sample from here:
> http://home.rmrf.co/storage/rtsp-invalid-sprop-parameter-sets.flv
>
> On Mon, Feb 29, 2016 at 2:47 PM, Michael Niedermayer <
> mich...@niedermayer.cc> wrote:
>
>> On Mon, Feb 29, 2016 at 01:59:22PM +0200, Andrew Shulgin wrote:
>> > Corrected the patch a bit, now setting extradata_size to 0
>> >
>> > On Mon, Feb 29, 2016 at 1:13 PM, Andrew Shulgin <
>> andrewshulgi...@gmail.com>
>> > wrote:
>> >
>> > > Correct SPS and PPS are in the stream.
>> > > Maybe it's reasonale to use existing SPS. But i'm not sure how to
>> > > implement that.
>> > > Yeah really, setting extradata_size to 0 should not be skipped.
>> > >
>> > > On Mon, Feb 29, 2016 at 1:01 PM, Michael Niedermayer <
>> > > mich...@niedermayer.cc> wrote:
>> > >
>> > >> On Sat, Feb 27, 2016 at 09:56:01PM +0200, Andrew Shulgin wrote:
>> > >> > Some Hikvison RTSP cameras send wrong sprop-parameter-sets in SDP
>> - it's
>> > >> > missing PPS.
>> > >> >
>> > >> > Example of correct sprop-parameter-sets:
>> > >> > sprop-parameter-sets=Z0IAH5W4PASaEAAAcIAAFfkAQA==,aM48gA==
>> > >> > Example of wrong sprop-parameter-sets:
>> > >> > sprop-parameter-sets=Z0IAH5WoPASaEAAAcIAAFfkIQA==,
>> > >> >
>> > >> > My patch adds a workaround that ignores invalid
>> sprop-parameter-sets.
>> > >>
>> > >> from where does it get the correct parameter set ?
>> > >> is it in the stream ? or repeated sprop-parameter-sets ?
>> > >>
>> > >> also shuldnt the sps be used instead of skipped?
>> > >> or the skip code be made conditional on codec->extradata_size > 0 ?
>> > >>
>> > >> [...]
>> > >> --
>> > >> Michael GnuPG fingerprint:
>> 9FF2128B147EF6730BADF133611EC787040B0FAB
>> > >>
>> > >> Complexity theory is the science of finding the exact solution to an
>> > >> approximation. Benchmarking OTOH is finding an approximation of the
>> exact
>> > >>
>> > >> ___
>> > >> ffmpeg-devel mailing list
>> > >> ffmpeg-devel@ffmpeg.org
>> > >> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>> > >>
>> > >>
>> > >
>>
>> >  rtpdec_h264.c |4 
>> >  1 file changed, 4 insertions(+)
>> > 04777111f044772997bed9c6ac4367b4a4c83952
>> 0001-Ignore-invalid-sprop-parameter-sets-missing-PPS.patch
>> > From 5ba47e182a47753ed47344b25fd6ba9d15698fd1 Mon Sep 17 00:00:00 2001
>> > From: Andrew Shulgin <andrewshulgi...@gmail.com>
>> > Date: Mon, 29 Feb 2016 13:57:42 +0200
>> > Subject: [PATCH] Ignore invalid sprop-parameter-sets missing PPS
>> >
>> > ---
>> >  libavformat/rtpdec_h264.c | 4 
>> >  1 file changed, 4 insertions(+)
>> >
>> > diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
>> > index b399be4..4c0003e 100644
>> > --- a/libavformat/rtpdec_h264.c
>> > +++ b/libavformat/rtpdec_h264.c
>> > @@ -168,6 +168,10 @@ static int
>> sdp_parse_fmtp_config_h264(AVFormatContext *s,
>> >  int ret;
>> >  codec->extradata_size = 0;
>> >  av_freep(>extradata);
>> > +if (value[strlen(value) - 1] == ',') {
>> > +av_log(s, AV_LOG_WARNING, "Missing PPS in
>> sprop-parameter-sets, ignoring\n");
>> > +return 0;
>> > +}
>>
>> what i meant was that if there is no extradata set then extracting
>> the SPS without the missig PPS into it would make sense
>> while if extradata was already set then a SPS only sprop would be
>> better skiped as it would remove a already extradted  PPS
>>
>> [...]
>> --
>> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>>
>> If you drop bombs on a foreign country and kill hundred thousands of
>> innocent people, expect your government to call the consequence
>> "unprovoked inhuman terrorist attacks" and use it to justify dropping
>> more bombs and killing more people. The technology changed, the idea is
>> old.
>>
>> ___
>> ffmpeg-devel mailing list
>> ffmpeg-devel@ffmpeg.org
>> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>>
>>
>
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Extracting SPS without the missig PPS results in unplayable FLV.

ffmpeg -thread_queue_size 512 -rtsp_transport tcp -i rtsp://
admin:12345@192.88.99.1/h264/ch1/main/av_stream -ar 44100 -ac 2 -acodec
pcm_s16le -f s16le -ac 2 -i /dev/zero -c:v copy -acodec aac -strict
experimental -ab 128k -f flv wrong.flv

Uploaded to upload.ffmpeg.org with filename
rtsp-invalid-sprop-parameter-sets.flv

Also you may download the sample from here:
http://home.rmrf.co/storage/rtsp-invalid-sprop-parameter-sets.flv

On Mon, Feb 29, 2016 at 2:47 PM, Michael Niedermayer <mich...@niedermayer.cc
> wrote:

> On Mon, Feb 29, 2016 at 01:59:22PM +0200, Andrew Shulgin wrote:
> > Corrected the patch a bit, now setting extradata_size to 0
> >
> > On Mon, Feb 29, 2016 at 1:13 PM, Andrew Shulgin <
> andrewshulgi...@gmail.com>
> > wrote:
> >
> > > Correct SPS and PPS are in the stream.
> > > Maybe it's reasonale to use existing SPS. But i'm not sure how to
> > > implement that.
> > > Yeah really, setting extradata_size to 0 should not be skipped.
> > >
> > > On Mon, Feb 29, 2016 at 1:01 PM, Michael Niedermayer <
> > > mich...@niedermayer.cc> wrote:
> > >
> > >> On Sat, Feb 27, 2016 at 09:56:01PM +0200, Andrew Shulgin wrote:
> > >> > Some Hikvison RTSP cameras send wrong sprop-parameter-sets in SDP -
> it's
> > >> > missing PPS.
> > >> >
> > >> > Example of correct sprop-parameter-sets:
> > >> > sprop-parameter-sets=Z0IAH5W4PASaEAAAcIAAFfkAQA==,aM48gA==
> > >> > Example of wrong sprop-parameter-sets:
> > >> > sprop-parameter-sets=Z0IAH5WoPASaEAAAcIAAFfkIQA==,
> > >> >
> > >> > My patch adds a workaround that ignores invalid
> sprop-parameter-sets.
> > >>
> > >> from where does it get the correct parameter set ?
> > >> is it in the stream ? or repeated sprop-parameter-sets ?
> > >>
> > >> also shuldnt the sps be used instead of skipped?
> > >> or the skip code be made conditional on codec->extradata_size > 0 ?
> > >>
> > >> [...]
> > >> --
> > >> Michael GnuPG fingerprint:
> 9FF2128B147EF6730BADF133611EC787040B0FAB
> > >>
> > >> Complexity theory is the science of finding the exact solution to an
> > >> approximation. Benchmarking OTOH is finding an approximation of the
> exact
> > >>
> > >> ___
> > >> ffmpeg-devel mailing list
> > >> ffmpeg-devel@ffmpeg.org
> > >> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> > >>
> > >>
> > >
>
> >  rtpdec_h264.c |4 
> >  1 file changed, 4 insertions(+)
> > 04777111f044772997bed9c6ac4367b4a4c83952
> 0001-Ignore-invalid-sprop-parameter-sets-missing-PPS.patch
> > From 5ba47e182a47753ed47344b25fd6ba9d15698fd1 Mon Sep 17 00:00:00 2001
> > From: Andrew Shulgin <andrewshulgi...@gmail.com>
> > Date: Mon, 29 Feb 2016 13:57:42 +0200
> > Subject: [PATCH] Ignore invalid sprop-parameter-sets missing PPS
> >
> > ---
> >  libavformat/rtpdec_h264.c | 4 
> >  1 file changed, 4 insertions(+)
> >
> > diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
> > index b399be4..4c0003e 100644
> > --- a/libavformat/rtpdec_h264.c
> > +++ b/libavformat/rtpdec_h264.c
> > @@ -168,6 +168,10 @@ static int
> sdp_parse_fmtp_config_h264(AVFormatContext *s,
> >  int ret;
> >  codec->extradata_size = 0;
> >  av_freep(>extradata);
> > +if (value[strlen(value) - 1] == ',') {
> > +av_log(s, AV_LOG_WARNING, "Missing PPS in
> sprop-parameter-sets, ignoring\n");
> > +return 0;
> > +}
>
> what i meant was that if there is no extradata set then extracting
> the SPS without the missig PPS into it would make sense
> while if extradata was already set then a SPS only sprop would be
> better skiped as it would remove a already extradted  PPS
>
> [...]
> --
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> If you drop bombs on a foreign country and kill hundred thousands of
> innocent people, expect your government to call the consequence
> "unprovoked inhuman terrorist attacks" and use it to justify dropping
> more bombs and killing more people. The technology changed, the idea is
> old.
>
> ___
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
>
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Corrected the patch a bit, now setting extradata_size to 0

On Mon, Feb 29, 2016 at 1:13 PM, Andrew Shulgin <andrewshulgi...@gmail.com>
wrote:

> Correct SPS and PPS are in the stream.
> Maybe it's reasonale to use existing SPS. But i'm not sure how to
> implement that.
> Yeah really, setting extradata_size to 0 should not be skipped.
>
> On Mon, Feb 29, 2016 at 1:01 PM, Michael Niedermayer <
> mich...@niedermayer.cc> wrote:
>
>> On Sat, Feb 27, 2016 at 09:56:01PM +0200, Andrew Shulgin wrote:
>> > Some Hikvison RTSP cameras send wrong sprop-parameter-sets in SDP - it's
>> > missing PPS.
>> >
>> > Example of correct sprop-parameter-sets:
>> > sprop-parameter-sets=Z0IAH5W4PASaEAAAcIAAFfkAQA==,aM48gA==
>> > Example of wrong sprop-parameter-sets:
>> > sprop-parameter-sets=Z0IAH5WoPASaEAAAcIAAFfkIQA==,
>> >
>> > My patch adds a workaround that ignores invalid sprop-parameter-sets.
>>
>> from where does it get the correct parameter set ?
>> is it in the stream ? or repeated sprop-parameter-sets ?
>>
>> also shuldnt the sps be used instead of skipped?
>> or the skip code be made conditional on codec->extradata_size > 0 ?
>>
>> [...]
>> --
>> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>>
>> Complexity theory is the science of finding the exact solution to an
>> approximation. Benchmarking OTOH is finding an approximation of the exact
>>
>> _______
>> ffmpeg-devel mailing list
>> ffmpeg-devel@ffmpeg.org
>> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>>
>>
>
From 5ba47e182a47753ed47344b25fd6ba9d15698fd1 Mon Sep 17 00:00:00 2001
From: Andrew Shulgin <andrewshulgi...@gmail.com>
Date: Mon, 29 Feb 2016 13:57:42 +0200
Subject: [PATCH] Ignore invalid sprop-parameter-sets missing PPS

---
 libavformat/rtpdec_h264.c | 4 
 1 file changed, 4 insertions(+)

diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
index b399be4..4c0003e 100644
--- a/libavformat/rtpdec_h264.c
+++ b/libavformat/rtpdec_h264.c
@@ -168,6 +168,10 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s,
 int ret;
 codec->extradata_size = 0;
 av_freep(>extradata);
+if (value[strlen(value) - 1] == ',') {
+av_log(s, AV_LOG_WARNING, "Missing PPS in sprop-parameter-sets, ignoring\n");
+return 0;
+}
 ret = ff_h264_parse_sprop_parameter_sets(s, >extradata,
  >extradata_size, value);
 av_log(s, AV_LOG_DEBUG, "Extradata set to %p (size: %d)\n",
-- 
2.4.10

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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-29 Thread Andrew Shulgin
Correct SPS and PPS are in the stream.
Maybe it's reasonale to use existing SPS. But i'm not sure how to implement
that.
Yeah really, setting extradata_size to 0 should not be skipped.

On Mon, Feb 29, 2016 at 1:01 PM, Michael Niedermayer <mich...@niedermayer.cc
> wrote:

> On Sat, Feb 27, 2016 at 09:56:01PM +0200, Andrew Shulgin wrote:
> > Some Hikvison RTSP cameras send wrong sprop-parameter-sets in SDP - it's
> > missing PPS.
> >
> > Example of correct sprop-parameter-sets:
> > sprop-parameter-sets=Z0IAH5W4PASaEAAAcIAAFfkAQA==,aM48gA==
> > Example of wrong sprop-parameter-sets:
> > sprop-parameter-sets=Z0IAH5WoPASaEAAAcIAAFfkIQA==,
> >
> > My patch adds a workaround that ignores invalid sprop-parameter-sets.
>
> from where does it get the correct parameter set ?
> is it in the stream ? or repeated sprop-parameter-sets ?
>
> also shuldnt the sps be used instead of skipped?
> or the skip code be made conditional on codec->extradata_size > 0 ?
>
> [...]
> --
> Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Complexity theory is the science of finding the exact solution to an
> approximation. Benchmarking OTOH is finding an approximation of the exact
>
> ___
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
>
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[FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-28 Thread Andrew Shulgin
---
 libavformat/rtpdec_h264.c | 4 
 1 file changed, 4 insertions(+)

diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
index b399be4..e707d03 100644
--- a/libavformat/rtpdec_h264.c
+++ b/libavformat/rtpdec_h264.c
@@ -166,6 +166,10 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s,
 parse_profile_level_id(s, h264_data, value);
 } else if (!strcmp(attr, "sprop-parameter-sets")) {
 int ret;
+if (value[strlen(value) - 1] == ',') {
+av_log(s, AV_LOG_WARNING, "Missing PPS in sprop-parameter-sets, 
ignoring\n");
+return 0;
+}
 codec->extradata_size = 0;
 av_freep(>extradata);
 ret = ff_h264_parse_sprop_parameter_sets(s, >extradata,
-- 
2.4.10
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-27 Thread Andrew Shulgin
Some Hikvison RTSP cameras send wrong sprop-parameter-sets in SDP - it's
missing PPS.

Example of correct sprop-parameter-sets:
sprop-parameter-sets=Z0IAH5W4PASaEAAAcIAAFfkAQA==,aM48gA==
Example of wrong sprop-parameter-sets:
sprop-parameter-sets=Z0IAH5WoPASaEAAAcIAAFfkIQA==,

My patch adds a workaround that ignores invalid sprop-parameter-sets.

On Sat, Feb 27, 2016 at 9:35 PM, Andrew Shulgin <andrewshulgi...@gmail.com>
wrote:

> Sorry, wrong From: header, sended again with correct
>
> On Sat, Feb 27, 2016 at 9:30 PM, Andrew Shulgin <shulgin@i3> wrote:
>
>> ---
>>  libavformat/rtpdec_h264.c | 4 
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
>> index b399be4..e707d03 100644
>> --- a/libavformat/rtpdec_h264.c
>> +++ b/libavformat/rtpdec_h264.c
>> @@ -166,6 +166,10 @@ static int
>> sdp_parse_fmtp_config_h264(AVFormatContext *s,
>>  parse_profile_level_id(s, h264_data, value);
>>  } else if (!strcmp(attr, "sprop-parameter-sets")) {
>>  int ret;
>> +if (value[strlen(value) - 1] == ',') {
>> +av_log(s, AV_LOG_WARNING, "Missing PPS in
>> sprop-parameter-sets, ignoring\n");
>> +return 0;
>> +}
>>  codec->extradata_size = 0;
>>  av_freep(>extradata);
>>  ret = ff_h264_parse_sprop_parameter_sets(s, >extradata,
>> --
>> 2.4.10
>>
>
>
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Re: [FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-27 Thread Andrew Shulgin
Sorry, wrong From: header, sended again with correct

On Sat, Feb 27, 2016 at 9:30 PM, Andrew Shulgin <shulgin@i3> wrote:

> ---
>  libavformat/rtpdec_h264.c | 4 
>  1 file changed, 4 insertions(+)
>
> diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
> index b399be4..e707d03 100644
> --- a/libavformat/rtpdec_h264.c
> +++ b/libavformat/rtpdec_h264.c
> @@ -166,6 +166,10 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext
> *s,
>  parse_profile_level_id(s, h264_data, value);
>  } else if (!strcmp(attr, "sprop-parameter-sets")) {
>  int ret;
> +if (value[strlen(value) - 1] == ',') {
> +av_log(s, AV_LOG_WARNING, "Missing PPS in
> sprop-parameter-sets, ignoring\n");
> +return 0;
> +}
>  codec->extradata_size = 0;
>  av_freep(>extradata);
>  ret = ff_h264_parse_sprop_parameter_sets(s, >extradata,
> --
> 2.4.10
>
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[FFmpeg-devel] [PATCH] Ignore invalid sprop-parameter-sets missing PPS

2016-02-27 Thread Andrew Shulgin
---
 libavformat/rtpdec_h264.c | 4 
 1 file changed, 4 insertions(+)

diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c
index b399be4..e707d03 100644
--- a/libavformat/rtpdec_h264.c
+++ b/libavformat/rtpdec_h264.c
@@ -166,6 +166,10 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s,
 parse_profile_level_id(s, h264_data, value);
 } else if (!strcmp(attr, "sprop-parameter-sets")) {
 int ret;
+if (value[strlen(value) - 1] == ',') {
+av_log(s, AV_LOG_WARNING, "Missing PPS in sprop-parameter-sets, 
ignoring\n");
+return 0;
+}
 codec->extradata_size = 0;
 av_freep(>extradata);
 ret = ff_h264_parse_sprop_parameter_sets(s, >extradata,
-- 
2.4.10
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