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Fri, 09 Jun 2023 08:13:28 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Devin Heitmueller Date: Fri, 9 Jun 2023 11:13:17 -0400 Message-ID: To: FFmpeg development discussions and patches Subject: Re: [FFmpeg-devel] [PATCH] fftools/ffmpeg_enc: Prevent duplicate A53 Closed Captions at frame rate up-conversion X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Anton Khirnov Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: SGkgQXJ0ZW0sCgpPbiBGcmksIEp1biA5LCAyMDIzIGF0IDk6MTnigK9BTSBBcnRlbSBTbW9yb2Rp bgo8YXJ0ZW0uc21vcm9kaW5AdGVsZXN0cmVhbS5uZXQ+IHdyb3RlOgo+Cj4gV2hlbiB1cC1jb252 ZXJ0aW5nIGZyYW1lIHJhdGUsIGZmbXBlZyBkdXBsaWNhdGVzIGZyYW1lcyBpbmNsdWRpbmcgc2lk ZSBkYXRhLiBUaGlzIGNhdXNlcyBkdXBsaWNhdGVkIGNoYXJhY3RlcnMgaW4gdGhlIG91dHB1dC4g VGhpcyBwYXRjaCByZW1vdmVzIEE1MyBzaWRlIGRhdGEgZnJvbSBkdXBsaWNhdGVkIGZyYW1lcy4K Pgo+IFNpZ25lZC1vZmYtYnk6IEFydGVtIFNtb3JvZGluIDxhcnRlbS5zbW9yb2RpbkB0ZWxlc3Ry ZWFtLm5ldD4KPiAtLS0KPiAgZmZ0b29scy9mZm1wZWdfZW5jLmMgfCAzICsrKwo+ICAxIGZpbGUg Y2hhbmdlZCwgMyBpbnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZmZ0b29scy9mZm1wZWdf ZW5jLmMgYi9mZnRvb2xzL2ZmbXBlZ19lbmMuYwo+IGluZGV4IDJiZjQ3ODJhOWYuLjkzZDE4MDM0 Y2EgMTAwNjQ0Cj4gLS0tIGEvZmZ0b29scy9mZm1wZWdfZW5jLmMKPiArKysgYi9mZnRvb2xzL2Zm bXBlZ19lbmMuYwo+IEBAIC0xMTA0LDYgKzExMDQsOSBAQCBzdGF0aWMgdm9pZCBkb192aWRlb19v dXQoT3V0cHV0RmlsZSAqb2YsIE91dHB1dFN0cmVhbSAqb3N0LCBBVkZyYW1lICpmcmFtZSkKPiAg ICAgICAgICBlbHNlIGlmIChyZXQgPCAwKQo+ICAgICAgICAgICAgICBleGl0X3Byb2dyYW0oMSk7 Cj4KPiArICAgICAgICAvL1ByZXZlbnQgZHVwbGljYXRlIENsb3NlZCBDYXB0aW9ucyBhdCBmcmFt ZSByYXRlIHVwLWNvbnZlcnNpb24KPiArICAgICAgICBhdl9mcmFtZV9yZW1vdmVfc2lkZV9kYXRh KGluX3BpY3R1cmUsIEFWX0ZSQU1FX0RBVEFfQTUzX0NDKTsKPiArCj4gICAgICAgICAgZS0+bmV4 dF9wdHMrKzsKPiAgICAgICAgICBlLT52c3luY19mcmFtZV9udW1iZXIrKzsKPiAgICAgIH0KPiAt LQo+IDIuMjUuMQo+Cj4gRGlzY2xhaW1lcgoKVW5mb3J0dW5hdGVseSwgdGhlIHBhdGNoIG5lZWRl ZCBpcyBtb3JlIGNvbXBsaWNhdGVkIHRoYW4gd2hhdCB5b3UncmUKcHJvcG9zZWQuICBZb3UgY2Fu J3Qgc2ltcGx5IGRyb3AgdGhlIGNhcHRpb24gZnJvbSB0aGUgZHVwbGljYXRlZApmcmFtZSwgYnV0 IHJhdGhlciB0aGUgQ0MgZGF0YSBuZWVkcyB0byBiZSByZXdyaXR0ZW4gaW4gZXhpc3RpbmcgZnJh bWVzCndpdGggdGhlIGFwcHJvcHJpYXRlIGNjX2NvdW50IGFuZCBkaXN0cmlidXRpb24gb2YgNjA4 IHBhaXJzLgoKSSd2ZSByZXdvcmtlZCB0aGUgbG9naWMgdG8gYmVoYXZlIGNvcnJlY3RseSBpZiB5 b3UgdXNlIHRoZSAiZnBzIiB2aWRlbwpmaWx0ZXIsIGJ1dCBoYWQgZm9yZ290dGVuIHRoYXQgdXNp bmcgIi1yIiBkb2Vzbid0IHVzZSB0aGF0IGZpbHRlci4KCkFudG9uLCBpcyB0aGVyZSBhbnkgZ29v ZCByZWFzb24gd2UgY291bGRuJ3QgcmV3b3JrIHRoZSAiLXIiIGNvbW1hbmQKbGluZSBhcmd1bWVu dCB0byBpbnZva2UgdGhlIGZwcyBmaWx0ZXIgKGxpa2Ugd2UgZG8gd2l0aCBzY2FsaW5nKQpyYXRo ZXIgdGhhbiByZS1pbXBsZW1lbnRpbmcgdGhlIHNhbWUgZnVuY3Rpb25hbGl0eSBpbnNpZGUgb2Yg dGhlCmZmbXBlZyBwcm9ncmFtIGl0c2VsZj8gIEl0IGFsd2F5cyBzZWVtZWQgc3RyYW5nZSB0byBt ZSB0aGF0IGl0IGRpZG4ndAp3b3JrIHRoYXQgd2F5IGZyb20gdGhlIGJlZ2lubmluZy4uLgoKQXJ0 ZW0sIGluIHRoZSBtZWFudGltZSB5b3UgY2FuIGF2b2lkIHRoaXMgcHJvYmxlbSBpZiB5b3Ugc3Bl Y2lmeSAiLXZmCmZwcyIgb24gdGhlIGNvbW1hbmQgbGluZSByYXRoZXIgdGhhbiBzcGVjaWZ5aW5n ICItciIuCgpEZXZpbgoKLS0gCkRldmluIEhlaXRtdWVsbGVyLCBTZW5pb3IgU29mdHdhcmUgRW5n aW5lZXIKTFROIEdsb2JhbCBDb21tdW5pY2F0aW9ucwpvOiArMSAoMzAxKSAzNjMtMTAwMQp3OiBo dHRwczovL2x0bmdsb2JhbC5jb20gIGU6IGRldmluLmhlaXRtdWVsbGVyQGx0bmdsb2JhbC5jb20K X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZmZtcGVnLWRl dmVsIG1haWxpbmcgbGlzdApmZm1wZWctZGV2ZWxAZmZtcGVnLm9yZwpodHRwczovL2ZmbXBlZy5v cmcvbWFpbG1hbi9saXN0aW5mby9mZm1wZWctZGV2ZWwKClRvIHVuc3Vic2NyaWJlLCB2aXNpdCBs aW5rIGFib3ZlLCBvciBlbWFpbApmZm1wZWctZGV2ZWwtcmVxdWVzdEBmZm1wZWcub3JnIHdpdGgg c3ViamVjdCAidW5zdWJzY3JpYmUiLgo=