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kumquat-buildroot/package/bento4/0011-Add-argument-to-reuse-single-sample-decrypter.patch

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package/bento4: new package Needed for the upcoming Nexus version of kodi-inputstream-adaptive, the bundled version of bento4 was removed upstream: https://github.com/xbmc/inputstream.adaptive/commit/70625e76702186c73ddb43440f44262c48e14755 Backported upstream commit to fix cmake install as patch 0001. Added feature- and bugfix-patches from kodi, they were sent upstream: https://github.com/axiomatic-systems/Bento4/issues/648 Build-tested using this defconfig: BR2_PACKAGE_BENTO4=y andes-nds32 [ 1/45]: SKIPPED arm-aarch64 [ 2/45]: OK bootlin-aarch64-glibc [ 3/45]: OK bootlin-arcle-hs38-uclibc [ 4/45]: OK bootlin-armv5-uclibc [ 5/45]: OK bootlin-armv7-glibc [ 6/45]: OK bootlin-armv7m-uclibc [ 7/45]: OK bootlin-armv7-musl [ 8/45]: OK bootlin-m68k-5208-uclibc [ 9/45]: OK bootlin-m68k-68040-uclibc [10/45]: OK bootlin-microblazeel-uclibc [11/45]: OK bootlin-mipsel32r6-glibc [12/45]: OK bootlin-mipsel-uclibc [13/45]: OK bootlin-nios2-glibc [14/45]: OK bootlin-openrisc-uclibc [15/45]: OK bootlin-powerpc64le-power8-glibc [16/45]: OK bootlin-powerpc-e500mc-uclibc [17/45]: OK bootlin-riscv32-glibc [18/45]: OK bootlin-riscv64-glibc [19/45]: OK bootlin-riscv64-musl [20/45]: OK bootlin-sh4-uclibc [21/45]: OK bootlin-sparc64-glibc [22/45]: OK bootlin-sparc-uclibc [23/45]: OK bootlin-x86-64-glibc [24/45]: OK bootlin-x86-64-musl [25/45]: OK bootlin-x86-64-uclibc [26/45]: OK bootlin-xtensa-uclibc [27/45]: OK br-arm-basic [28/45]: SKIPPED br-arm-full-nothread [29/45]: OK br-arm-full-static [30/45]: OK br-i386-pentium4-full [31/45]: OK br-i386-pentium-mmx-musl [32/45]: OK br-mips64-n64-full [33/45]: OK br-mips64r6-el-hf-glibc [34/45]: OK br-powerpc-603e-basic-cpp [35/45]: OK br-powerpc64-power7-glibc [36/45]: OK linaro-aarch64-be [37/45]: OK linaro-aarch64 [38/45]: OK linaro-arm [39/45]: OK sourcery-arm-armv4t [40/45]: OK sourcery-arm [41/45]: OK sourcery-arm-thumb2 [42/45]: OK sourcery-mips64 [43/45]: OK sourcery-mips [44/45]: OK sourcery-nios2 [45/45]: OK 45 builds, 2 skipped, 0 build failed, 0 legal-info failed Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2021-12-12 14:49:55 +01:00
From 7bb5120b52814e4471a165e295acdc6b6155259e Mon Sep 17 00:00:00 2001
From: peak3d <pfau@peak3d.de>
Date: Thu, 22 Jul 2021 11:01:12 +0200
Subject: [PATCH] Add argument to reuse single sample decrypter
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
Source/C++/Core/Ap4CommonEncryption.cpp | 36 ++++++++++++++++++-------
Source/C++/Core/Ap4CommonEncryption.h | 8 +++++-
Source/C++/Core/Ap4Protection.cpp | 3 ++-
3 files changed, 35 insertions(+), 12 deletions(-)
diff --git a/Source/C++/Core/Ap4CommonEncryption.cpp b/Source/C++/Core/Ap4CommonEncryption.cpp
index 5308200..cb5c328 100644
--- a/Source/C++/Core/Ap4CommonEncryption.cpp
+++ b/Source/C++/Core/Ap4CommonEncryption.cpp
@@ -1967,6 +1967,7 @@ AP4_CencSampleDecrypter::Create(AP4_ProtectedSampleDescription* sample_descripti
const AP4_UI08* key,
AP4_Size key_size,
AP4_BlockCipherFactory* block_cipher_factory,
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter)
{
AP4_SaioAtom* saio = NULL;
@@ -1982,6 +1983,7 @@ AP4_CencSampleDecrypter::Create(AP4_ProtectedSampleDescription* sample_descripti
saio,
saiz,
sample_encryption_atom,
+ singlesample_decrypter,
decrypter);
}
@@ -1999,6 +2001,7 @@ AP4_CencSampleDecrypter::Create(AP4_ProtectedSampleDescription* sample_descripti
AP4_SaioAtom*& saio,
AP4_SaizAtom*& saiz,
AP4_CencSampleEncryption*& sample_encryption_atom,
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter)
{
// default return values
@@ -2032,6 +2035,7 @@ AP4_CencSampleDecrypter::Create(AP4_ProtectedSampleDescription* sample_descripti
key_size,
block_cipher_factory,
reset_iv_at_each_subsample,
+ singlesample_decrypter,
decrypter);
}
@@ -2045,6 +2049,7 @@ AP4_CencSampleDecrypter::Create(AP4_CencSampleInfoTable* sample_info_table,
AP4_Size key_size,
AP4_BlockCipherFactory* block_cipher_factory,
bool reset_iv_at_each_subsample,
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter)
{
// default return value
@@ -2074,15 +2079,23 @@ AP4_CencSampleDecrypter::Create(AP4_CencSampleInfoTable* sample_info_table,
// create a single-sample decrypter
AP4_CencSingleSampleDecrypter* single_sample_decrypter = NULL;
- AP4_Result result = AP4_CencSingleSampleDecrypter::Create(cipher_type,
- key,
- key_size,
- sample_info_table->GetCryptByteBlock(),
- sample_info_table->GetSkipByteBlock(),
- block_cipher_factory,
- reset_iv_at_each_subsample,
- single_sample_decrypter);
- if (AP4_FAILED(result)) return result;
+ if (!singlesample_decrypter)
+ {
+ AP4_Result result = AP4_CencSingleSampleDecrypter::Create(cipher_type,
+ key,
+ key_size,
+ sample_info_table->GetCryptByteBlock(),
+ sample_info_table->GetSkipByteBlock(),
+ block_cipher_factory,
+ reset_iv_at_each_subsample,
+ single_sample_decrypter);
+
+ if (AP4_FAILED(result)) return result;
+ }
+ else
+ {
+ single_sample_decrypter = singlesample_decrypter;
+ }
// create the decrypter
decrypter = new AP4_CencSampleDecrypter(single_sample_decrypter, sample_info_table);
@@ -2333,7 +2346,9 @@ AP4_CencFragmentDecrypter::ProcessSample(AP4_DataBuffer& data_in,
| AP4_CencDecryptingProcessor::AP4_CencDecryptingProcessor
+---------------------------------------------------------------------*/
AP4_CencDecryptingProcessor::AP4_CencDecryptingProcessor(const AP4_ProtectionKeyMap* key_map,
- AP4_BlockCipherFactory* block_cipher_factory) :
+ AP4_BlockCipherFactory* block_cipher_factory,
+ AP4_CencSingleSampleDecrypter *cenc_singlesample_decrypter) :
+ m_CencSingleSampleDecrypter(cenc_singlesample_decrypter),
m_KeyMap(key_map)
{
if (block_cipher_factory) {
@@ -2483,6 +2498,7 @@ AP4_CencDecryptingProcessor::CreateFragmentHandler(AP4_TrakAtom* trak,
saio,
saiz,
sample_encryption_atom,
+ m_CencSingleSampleDecrypter,
sample_decrypter);
if (AP4_FAILED(result)) return NULL;
diff --git a/Source/C++/Core/Ap4CommonEncryption.h b/Source/C++/Core/Ap4CommonEncryption.h
index 580de66..a6b20ce 100644
--- a/Source/C++/Core/Ap4CommonEncryption.h
+++ b/Source/C++/Core/Ap4CommonEncryption.h
@@ -48,6 +48,7 @@ class AP4_SaioAtom;
class AP4_CencSampleInfoTable;
class AP4_AvcFrameParser;
class AP4_HevcFrameParser;
+class AP4_CencSingleSampleDecrypter;
/*----------------------------------------------------------------------
| constants
@@ -654,7 +655,8 @@ class AP4_CencDecryptingProcessor : public AP4_Processor
public:
// constructor
AP4_CencDecryptingProcessor(const AP4_ProtectionKeyMap* key_map,
- AP4_BlockCipherFactory* block_cipher_factory = NULL);
+ AP4_BlockCipherFactory* block_cipher_factory = NULL,
+ AP4_CencSingleSampleDecrypter* cenc_singlesample_decrypter = NULL);
// AP4_Processor methods
virtual AP4_Processor::TrackHandler* CreateTrackHandler(AP4_TrakAtom* trak);
@@ -670,6 +672,7 @@ protected:
// members
AP4_BlockCipherFactory* m_BlockCipherFactory;
+ AP4_CencSingleSampleDecrypter* m_CencSingleSampleDecrypter;
const AP4_ProtectionKeyMap* m_KeyMap;
};
@@ -752,6 +755,7 @@ public:
AP4_SaioAtom*& saio_atom, // [out]
AP4_SaizAtom*& saiz_atom, // [out]
AP4_CencSampleEncryption*& sample_encryption_atom, // [out]
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter);
static AP4_Result Create(AP4_ProtectedSampleDescription* sample_description,
@@ -761,6 +765,7 @@ public:
const AP4_UI08* key,
AP4_Size key_size,
AP4_BlockCipherFactory* block_cipher_factory,
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter);
static AP4_Result Create(AP4_CencSampleInfoTable* sample_info_table,
@@ -769,6 +774,7 @@ public:
AP4_Size key_size,
AP4_BlockCipherFactory* block_cipher_factory,
bool reset_iv_at_each_subsample,
+ AP4_CencSingleSampleDecrypter* singlesample_decrypter,
AP4_CencSampleDecrypter*& decrypter);
// methods
diff --git a/Source/C++/Core/Ap4Protection.cpp b/Source/C++/Core/Ap4Protection.cpp
index fd421e9..80bb9f0 100644
--- a/Source/C++/Core/Ap4Protection.cpp
+++ b/Source/C++/Core/Ap4Protection.cpp
@@ -812,7 +812,8 @@ AP4_SampleDecrypter::Create(AP4_ProtectedSampleDescription* sample_description,
aux_info_data_offset,
key,
key_size,
- block_cipher_factory,
+ block_cipher_factory,
+ NULL,
decrypter);
if (AP4_FAILED(result)) return NULL;
return decrypter;
--
2.30.2
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