--- /dev/null
+--- a/doc/demuxers.texi
++++ b/doc/demuxers.texi
+@@ -281,7 +281,11 @@
+ @table @option
+
+ @item cenc_decryption_key
+-16-byte key, in hex, to decrypt files encrypted using ISO Common Encryption (CENC/AES-128 CTR; ISO/IEC 23001-7).
++Default 16-byte key, in hex, to decrypt files encrypted using ISO Common Encryption (CENC/AES-128 CTR; ISO/IEC 23001-7).
++
++ at item cenc_decryption_keys
++Dictionary of 16-byte key ID => 16-byte key, both in hex, to decrypt files encrypted using ISO Common Encryption
++(CENC/AES-128 CTR; ISO/IEC 23001-7).
+
+ @end table
+
+@@ -769,7 +773,11 @@
+ specify.
+
+ @item decryption_key
+-16-byte key, in hex, to decrypt files encrypted using ISO Common Encryption (CENC/AES-128 CTR; ISO/IEC 23001-7).
++Default 16-byte key, in hex, to decrypt files encrypted using ISO Common Encryption (CENC/AES-128 CTR; ISO/IEC 23001-7).
++
++ at item decryption_keys
++Dictionary of 16-byte key ID => 16-byte key, both in hex, to decrypt files encrypted using ISO Common Encryption
++(CENC/AES-128 CTR; ISO/IEC 23001-7).
+
+ @item max_stts_delta
+ Very high sample deltas written in a trak's stts box may occasionally be intended but usually they are written in
+--- a/libavformat/dashdec.c
++++ b/libavformat/dashdec.c
+@@ -153,6 +153,7 @@
+ AVDictionary *avio_opts;
+ int max_url_size;
+ char *cenc_decryption_key;
++ char *cenc_decryption_keys;
+
+ /* Flags for init section*/
+ int is_init_section_common_video;
+@@ -1906,6 +1907,8 @@
+
+ if (c->cenc_decryption_key)
+ av_dict_set(&in_fmt_opts, "decryption_key", c->cenc_decryption_key, 0);
++ if (c->cenc_decryption_keys)
++ av_dict_set(&in_fmt_opts, "decryption_keys", c->cenc_decryption_keys, 0);
+
+ // provide additional information from mpd if available
+ ret = avformat_open_input(&pls->ctx, "", in_fmt, &in_fmt_opts); //pls->init_section->url
+@@ -2347,7 +2350,8 @@
+ OFFSET(allowed_extensions), AV_OPT_TYPE_STRING,
+ {.str = "aac,m4a,m4s,m4v,mov,mp4,webm,ts"},
+ INT_MIN, INT_MAX, FLAGS},
+- { "cenc_decryption_key", "Media decryption key (hex)", OFFSET(cenc_decryption_key), AV_OPT_TYPE_STRING, {.str = NULL}, INT_MIN, INT_MAX, .flags = FLAGS },
++ { "cenc_decryption_key", "Media default decryption key (hex)", OFFSET(cenc_decryption_key), AV_OPT_TYPE_STRING, {.str = NULL}, INT_MIN, INT_MAX, .flags = FLAGS },
++ { "cenc_decryption_keys", "Media decryption keys by KID (hex)", OFFSET(cenc_decryption_keys), AV_OPT_TYPE_STRING, {.str = NULL}, INT_MIN, INT_MAX, .flags = FLAGS },
+ {NULL}
+ };
+
+--- a/libavformat/isom.h
++++ b/libavformat/isom.h
+@@ -312,8 +312,8 @@
+ void *audible_iv;
+ int audible_iv_size;
+ struct AVAES *aes_decrypt;
+- uint8_t *decryption_key;
+- int decryption_key_len;
++ uint8_t *decryption_default_key;
++ int decryption_default_key_len;
+ int enable_drefs;
+ int32_t movie_display_matrix[3][3]; ///< display matrix from mvhd
+ int have_read_mfra_size;
+@@ -328,6 +328,7 @@
+ } *avif_info;
+ int avif_info_size;
+ int interleaved_read;
++ AVDictionary* decryption_keys;
+ } MOVContext;
+
+ int ff_mp4_read_descr_len(AVIOContext *pb);
+--- a/libavformat/mov.c
++++ b/libavformat/mov.c
+@@ -7130,19 +7130,62 @@
+ return 0;
+ }
+
++static int get_key_from_kid(uint8_t* out, int len, MOVContext *c, AVEncryptionInfo *sample) {
++ AVDictionaryEntry *key_entry_hex;
++ char kid_hex[16*2+1];
++
++ if (c->decryption_default_key && c->decryption_default_key_len != len) {
++ av_log(c->fc, AV_LOG_ERROR, "invalid default decryption key length: got %d, expected %d\n", c->decryption_default_key_len, len);
++ return -1;
++ }
++
++ if (!c->decryption_keys) {
++ av_assert0(c->decryption_default_key);
++ memcpy(out, c->decryption_default_key, len);
++ return 0;
++ }
++
++ if (sample->key_id_size != 16) {
++ av_log(c->fc, AV_LOG_ERROR, "invalid key ID size: got %u, expected 16\n", sample->key_id_size);
++ return -1;
++ }
++
++ ff_data_to_hex(kid_hex, sample->key_id, 16, 1);
++ key_entry_hex = av_dict_get(c->decryption_keys, kid_hex, NULL, AV_DICT_DONT_STRDUP_KEY|AV_DICT_DONT_STRDUP_VAL);
++ if (!key_entry_hex) {
++ if (!c->decryption_default_key) {
++ av_log(c->fc, AV_LOG_ERROR, "unable to find KID %s\n", kid_hex);
++ return -1;
++ }
++ memcpy(out, c->decryption_default_key, len);
++ return 0;
++ }
++ if (strlen(key_entry_hex->value) != len*2) {
++ return -1;
++ }
++ ff_hex_to_data(out, key_entry_hex->value);
++ return 0;
++}
++
+ static int cenc_scheme_decrypt(MOVContext *c, MOVStreamContext *sc, AVEncryptionInfo *sample, uint8_t *input, int size)
+ {
+ int i, ret;
+ int bytes_of_protected_data;
++ uint8_t decryption_key[AES_CTR_KEY_SIZE];
+
+ if (!sc->cenc.aes_ctr) {
++ ret = get_key_from_kid(decryption_key, sizeof(decryption_key), c, sample);
++ if (ret < 0) {
++ return ret;
++ }
++
+ /* initialize the cipher */
+ sc->cenc.aes_ctr = av_aes_ctr_alloc();
+ if (!sc->cenc.aes_ctr) {
+ return AVERROR(ENOMEM);
+ }
+
+- ret = av_aes_ctr_init(sc->cenc.aes_ctr, c->decryption_key);
++ ret = av_aes_ctr_init(sc->cenc.aes_ctr, decryption_key);
+ if (ret < 0) {
+ return ret;
+ }
+@@ -7188,15 +7231,21 @@
+ int i, ret;
+ int num_of_encrypted_blocks;
+ uint8_t iv[16];
++ uint8_t decryption_key[16];
+
+ if (!sc->cenc.aes_ctx) {
++ ret = get_key_from_kid(decryption_key, sizeof(decryption_key), c, sample);
++ if (ret < 0) {
++ return ret;
++ }
++
+ /* initialize the cipher */
+ sc->cenc.aes_ctx = av_aes_alloc();
+ if (!sc->cenc.aes_ctx) {
+ return AVERROR(ENOMEM);
+ }
+
+- ret = av_aes_init(sc->cenc.aes_ctx, c->decryption_key, 16 * 8, 1);
++ ret = av_aes_init(sc->cenc.aes_ctx, decryption_key, 16 * 8, 1);
+ if (ret < 0) {
+ return ret;
+ }
+@@ -7247,15 +7296,21 @@
+ {
+ int i, ret, rem_bytes;
+ uint8_t *data;
++ uint8_t decryption_key[AES_CTR_KEY_SIZE];
+
+ if (!sc->cenc.aes_ctr) {
++ ret = get_key_from_kid(decryption_key, sizeof(decryption_key), c, sample);
++ if (ret < 0) {
++ return ret;
++ }
++
+ /* initialize the cipher */
+ sc->cenc.aes_ctr = av_aes_ctr_alloc();
+ if (!sc->cenc.aes_ctr) {
+ return AVERROR(ENOMEM);
+ }
+
+- ret = av_aes_ctr_init(sc->cenc.aes_ctr, c->decryption_key);
++ ret = av_aes_ctr_init(sc->cenc.aes_ctr, decryption_key);
+ if (ret < 0) {
+ return ret;
+ }
+@@ -7313,15 +7368,21 @@
+ int i, ret, rem_bytes;
+ uint8_t iv[16];
+ uint8_t *data;
++ uint8_t decryption_key[16];
+
+ if (!sc->cenc.aes_ctx) {
++ ret = get_key_from_kid(decryption_key, sizeof(decryption_key), c, sample);
++ if (ret < 0) {
++ return ret;
++ }
++
+ /* initialize the cipher */
+ sc->cenc.aes_ctx = av_aes_alloc();
+ if (!sc->cenc.aes_ctx) {
+ return AVERROR(ENOMEM);
+ }
+
+- ret = av_aes_init(sc->cenc.aes_ctx, c->decryption_key, 16 * 8, 1);
++ ret = av_aes_init(sc->cenc.aes_ctx, decryption_key, 16 * 8, 1);
+ if (ret < 0) {
+ return ret;
+ }
+@@ -7464,7 +7525,7 @@
+ return AVERROR_INVALIDDATA;
+ }
+
+- if (mov->decryption_key) {
++ if (mov->decryption_keys || mov->decryption_default_key) {
+ return cenc_decrypt(mov, sc, encrypted_sample, pkt->data, pkt->size);
+ } else {
+ size_t size;
+@@ -8613,12 +8674,6 @@
+ MOVAtom atom = { AV_RL32("root") };
+ int i;
+
+- if (mov->decryption_key_len != 0 && mov->decryption_key_len != AES_CTR_KEY_SIZE) {
+- av_log(s, AV_LOG_ERROR, "Invalid decryption key len %d expected %d\n",
+- mov->decryption_key_len, AES_CTR_KEY_SIZE);
+- return AVERROR(EINVAL);
+- }
+-
+ mov->fc = s;
+ mov->trak_index = -1;
+ /* .mov and .mp4 aren't streamable anyway (only progressive download if moov is before mdat) */
+@@ -9317,7 +9372,8 @@
+ "Fixed key used for handling Audible AAX files", OFFSET(audible_fixed_key),
+ AV_OPT_TYPE_BINARY, {.str="77214d4b196a87cd520045fd20a51d67"},
+ .flags = AV_OPT_FLAG_DECODING_PARAM },
+- { "decryption_key", "The media decryption key (hex)", OFFSET(decryption_key), AV_OPT_TYPE_BINARY, .flags = AV_OPT_FLAG_DECODING_PARAM },
++ { "decryption_key", "The default media decryption key (hex)", OFFSET(decryption_default_key), AV_OPT_TYPE_BINARY, .flags = AV_OPT_FLAG_DECODING_PARAM },
++ { "decryption_keys", "The media decryption keys by KID (hex)", OFFSET(decryption_keys), AV_OPT_TYPE_DICT, .flags = AV_OPT_FLAG_DECODING_PARAM },
+ { "enable_drefs", "Enable external track support.", OFFSET(enable_drefs), AV_OPT_TYPE_BOOL,
+ {.i64 = 0}, 0, 1, FLAGS },
+ { "max_stts_delta", "treat offsets above this value as invalid", OFFSET(max_stts_delta), AV_OPT_TYPE_INT, {.i64 = UINT_MAX-48000*10 }, 0, UINT_MAX, .flags = AV_OPT_FLAG_DECODING_PARAM },
+--- a/tests/fate/mov.mak
++++ b/tests/fate/mov.mak
+@@ -8,6 +8,9 @@
+ fate-mov-3elist-encrypted \
+ fate-mov-frag-encrypted \
+ fate-mov-tenc-only-encrypted \
++ fate-mov-3elist-encrypted-kid \
++ fate-mov-frag-encrypted-kid \
++ fate-mov-tenc-only-encrypted-kid \
+ fate-mov-invalid-elst-entry-count \
+ fate-mov-gpmf-remux \
+ fate-mov-440hz-10ms \
+@@ -57,6 +60,15 @@ fate-mov-frag-encrypted: CMD = framemd5 -decryption_key 123456789012345678901234
+ # Full-sample encryption and constant IV using only tenc atom (no senc/saio/saiz).
+ fate-mov-tenc-only-encrypted: CMD = framemd5 -decryption_key 12345678901234567890123456789012 -i $(TARGET_SAMPLES)/mov/mov-tenc-only-encrypted.mp4
+
++# Edit list with encryption, using the decryption_keys option.
++fate-mov-3elist-encrypted-kid: CMD = framemd5 -decryption_keys 12345678901234567890123456789012=12345678901234567890123456789012 -i $(TARGET_SAMPLES)/mov/mov-3elist-encrypted.mov
++
++# Fragmented encryption with senc boxes in movie fragments, using the decryption_keys option.
++fate-mov-frag-encrypted-kid: CMD = framemd5 -decryption_keys abba271e8bcf552bbd2e86a434a9a5d9=12345678901234567890123456789012 -i $(TARGET_SAMPLES)/mov/mov-frag-encrypted.mp4
++
++# Full-sample encryption and constant IV using only tenc atom (no senc/saio/saiz), using the decryption_keys option.
++fate-mov-tenc-only-encrypted-kid: CMD = framemd5 -decryption_keys abba271e8bcf552bbd2e86a434a9a5d9=12345678901234567890123456789012 -i $(TARGET_SAMPLES)/mov/mov-tenc-only-encrypted.mp4
++
+ # Makes sure that the CTTS is also modified when we fix avindex in mov.c while parsing edit lists.
+ fate-mov-elist-starts-ctts-2ndsample: CMD = framemd5 -i $(TARGET_SAMPLES)/mov/mov-elist-starts-ctts-2ndsample.mov
+
+--- /dev/null
++++ b/tests/ref/fate/mov-3elist-encrypted-kid
+@@ -0,0 +1,57 @@
++#format: frame checksums
++#version: 2
++#hash: MD5
++#tb 0: 1/24
++#media_type 0: video
++#codec_id 0: rawvideo
++#dimensions 0: 640x480
++#sar 0: 0/1
++#stream#, dts, pts, duration, size, hash
++0, 0, 0, 1, 460800, 80fbbdec589e15e6c493b44d243f92a9
++0, 1, 1, 1, 460800, f4b23293bb2ecf69cc3570853d8c56a1
++0, 2, 2, 1, 460800, 0c03ce2c1c6ec405d7455465ecd559a3
++0, 3, 3, 1, 460800, 7921791695537fba2c3c123da4834cb9
++0, 4, 4, 1, 460800, 30c8e2903a561b84d4cbaf95c668d236
++0, 5, 5, 1, 460800, 7ff42e998217c17592ddf6b584f26cef
++0, 6, 6, 1, 460800, 5e402c48bf097db2d31b82bb4194a382
++0, 7, 7, 1, 460800, 824c49e92c8ae6d99a0207b514dd756c
++0, 8, 8, 1, 460800, 24f189216a1d9cf2313b2d6dbe3dbdd3
++0, 9, 9, 1, 460800, 519179a8e74275d26b183374637e003f
++0, 10, 10, 1, 460800, f18331ddcef0adf5b069bfa98baf8db4
++0, 11, 11, 1, 460800, 081f61688690d47dbdddd5384e5d5a70
++0, 12, 12, 1, 460800, 90dbf019b9035433371a8df41a9268b7
++0, 13, 13, 1, 460800, bb5adfb9c66732898b34186eca1667ba
++0, 14, 14, 1, 460800, cc08cfd64f37783ecddaf143f6ad78bc
++0, 15, 15, 1, 460800, b8ae21d024fe4df903d56f4521993c72
++0, 16, 16, 1, 460800, b45a99907f045dcadf0a2befc11555e3
++0, 17, 17, 1, 460800, 603ba935845e65ab6cccbbec88bbf60d
++0, 18, 18, 1, 460800, df80c8d3e6a77258a306903f17995a18
++0, 19, 19, 1, 460800, 4b7e90c0a5fd0e0cd958d47f0afac636
++0, 20, 20, 1, 460800, 9feb6e36182f1745be6387edea240eb6
++0, 21, 21, 1, 460800, 86e6de4bd0a5ff7558f4cf6c1ec3930d
++0, 22, 22, 1, 460800, 726b69df77edbe7b503d4698656d1320
++0, 23, 23, 1, 460800, d282fb7a953ac205b0a43d00c2d60a33
++0, 24, 24, 1, 460800, eece3daa70cc20208dd75d91ac84c8fd
++0, 25, 25, 1, 460800, c86d23e73bcce351fc315fb1f13348da
++0, 26, 26, 1, 460800, 93497b4f7c5ad9d61212239b7c9d2770
++0, 27, 27, 1, 460800, eb217d2c12de67903835a8c58f620488
++0, 28, 28, 1, 460800, d966480867bb54c8cd044f18388ed486
++0, 29, 29, 1, 460800, 3ea6207942b3181fdd8e8aa6cae1062a
++0, 30, 30, 1, 460800, 2620df54aca086ec0fb9527c6e6f5135
++0, 31, 31, 1, 460800, 43bb7320f0bb583188dc965ddbfade90
++0, 32, 32, 1, 460800, 0cddaa04645f804e02f65b0836412113
++0, 33, 33, 1, 460800, 83b2dc95807289d7f4a4632bf18c2e97
++0, 34, 34, 1, 460800, 98134d0e41e6dd12827049ccf33b4669
++0, 35, 35, 1, 460800, 56f55631731fa39c7acbab0afeb2eb1b
++0, 36, 36, 1, 460800, 379c1105be09d836a515dc909455ddf4
++0, 37, 37, 1, 460800, 1df87c47e9d98731faf1c3885b77e5da
++0, 38, 38, 1, 460800, 9a8734bcbfdb4d97e530683b8b556a26
++0, 39, 39, 1, 460800, c7a7990d0cddc5adfbe27da7a42e025e
++0, 40, 40, 1, 460800, 0c81e46011e03be410feaf056207fd55
++0, 41, 41, 1, 460800, ca76e4e63016ff29d8aeeb9cb053bb6c
++0, 42, 42, 1, 460800, cebfbe299c17c1f8fc1e6b189555c3c2
++0, 43, 43, 1, 460800, 4f002c5feca5e75f07089e0df47507dd
++0, 44, 44, 1, 460800, c5fd83fc4a745abee9b3d9a6eec9dd3e
++0, 45, 45, 1, 460800, 57d9bad9b45aa2746de5d8bdc2c24969
++0, 46, 46, 1, 460800, 9831673ad7dec167af4a959f64258949
++0, 47, 47, 1, 460800, 77a1cb208f70f51bcb01e28d8cba73b4
+--- /dev/null
++++ b/tests/ref/fate/mov-frag-encrypted-kid
+@@ -0,0 +1,57 @@
++#format: frame checksums
++#version: 2
++#hash: MD5
++#tb 0: 1/24
++#media_type 0: video
++#codec_id 0: rawvideo
++#dimensions 0: 120x52
++#sar 0: 544/545
++#stream#, dts, pts, duration, size, hash
++0, 0, 0, 1, 9360, 920bdc277a6a31c1daed9aca44b10caf
++0, 1, 1, 1, 9360, f1c0b61fef593de57cb97be7fa846569
++0, 2, 2, 1, 9360, 6ef32d9d4398355aebf6d3fb11d51d3f
++0, 3, 3, 1, 9360, d38fd3ef1e5a92fc109b8dd9eb6dadeb
++0, 4, 4, 1, 9360, 54cc0c8a25d2f14f32663837d5e646f1
++0, 5, 5, 1, 9360, b4b6829726dc3decb8b80ba0c35bcf30
++0, 6, 6, 1, 9360, fca3f941e60a2f0a4ce30d5e0efbec3c
++0, 7, 7, 1, 9360, cda6e26b6c1039ff3d229b262c9210c3
++0, 8, 8, 1, 9360, f0d69255e3a27a8b4ae8a4b7b210929d
++0, 9, 9, 1, 9360, 12cb23dd4e32af9c3b35f943714e3fdd
++0, 10, 10, 1, 9360, 082aaf3216124ddcecb422fe5c832e82
++0, 11, 11, 1, 9360, ff37bb8cd6bd0412a3b3cb45db54afc9
++0, 12, 12, 1, 9360, dfb9085441575732844b6c2f05d5f542
++0, 13, 13, 1, 9360, 0017100feaaa9fc7eacd2447d50d7542
++0, 14, 14, 1, 9360, 4e2f1b8c4e04c59934c2f58541e62613
++0, 15, 15, 1, 9360, 27a44dfea7cd2d30e488194c34ab473c
++0, 16, 16, 1, 9360, fc7b56bd95e990a33cf575d1ef820902
++0, 17, 17, 1, 9360, fa2d1609e69714dffc410e65f3c8b755
++0, 18, 18, 1, 9360, 705d7429f447cb13febe202d567795f2
++0, 19, 19, 1, 9360, 234802ce86e868faaf2cd40a286846ea
++0, 20, 20, 1, 9360, 2f0354b40d211d0a4ade4568bea4f85e
++0, 21, 21, 1, 9360, e96af3b6c0cc931463ca77d6be0f1148
++0, 22, 22, 1, 9360, 04a904d798361959971361401879c7e4
++0, 23, 23, 1, 9360, 2f119642340df6d25362b5590ded46b7
++0, 24, 24, 1, 9360, 5993fca2e60050706f857ac76e48f386
++0, 25, 25, 1, 9360, 2ff3b5775fed3d527bfbbeea786787fe
++0, 26, 26, 1, 9360, 42024dbe23d3fb5b0d8987ae1ce390a8
++0, 27, 27, 1, 9360, d804204f0bd9db5f6a758e2c934d9e38
++0, 28, 28, 1, 9360, e322712e6e34c58ec1a2ab5e2c1e3bfe
++0, 29, 29, 1, 9360, 3975bd1a5f6a6b6260276777f9de611e
++0, 30, 30, 1, 9360, 4388f0412efc6310706a7cdedc859ea9
++0, 31, 31, 1, 9360, b4b9a11b0b86635267345a569640e8d4
++0, 32, 32, 1, 9360, 31879c7b8d6b67a4209ffde786bb8cb4
++0, 33, 33, 1, 9360, 4b6dc02d7c889fe4abd4e013b25f585a
++0, 34, 34, 1, 9360, dc73aae82bd39a1220d1106c8d3e8252
++0, 35, 35, 1, 9360, 54c7dfbd49f312806f6c1a89f7c2c36f
++0, 36, 36, 1, 9360, 150abc64f8994d444a521ea90570443c
++0, 37, 37, 1, 9360, d277cdc7dcadbe0016f2e950459e7ebf
++0, 38, 38, 1, 9360, 2196bf338ead90ea54687b85c73c8229
++0, 39, 39, 1, 9360, 53ce5da5365abc0bd3217dd98e7c465d
++0, 40, 40, 1, 9360, 34ee9832aea55c0c4e6f4381c413c10e
++0, 41, 41, 1, 9360, 1769c7b5849e4681119067a06ac29a4f
++0, 42, 42, 1, 9360, 71f53df739ef283a5184c91ef4b158e8
++0, 43, 43, 1, 9360, d2d394739e9a59c06f0354c16843cb63
++0, 44, 44, 1, 9360, d8e458e92ae29344505a24a3059fc584
++0, 45, 45, 1, 9360, 0f1b11a09911851b798df2ef76253a7f
++0, 46, 46, 1, 9360, 5c4a9f22baecf4e749c0d5c65a4f1007
++0, 47, 47, 1, 9360, 3e2b7e7262fdca08d9d1ef6070125c4b
+--- /dev/null
++++ b/tests/ref/fate/mov-tenc-only-encrypted-kid
+@@ -0,0 +1,57 @@
++#format: frame checksums
++#version: 2
++#hash: MD5
++#tb 0: 1/24
++#media_type 0: video
++#codec_id 0: rawvideo
++#dimensions 0: 1024x436
++#sar 0: 1/1
++#stream#, dts, pts, duration, size, hash
++0, 0, 0, 1, 669696, f48f296a85eda5ba069dc851a3228bef
++0, 1, 1, 1, 669696, a50c5f69bfa3387d49b5bdf738e6529c
++0, 2, 2, 1, 669696, 05061299003760f6a4795b408f72aa31
++0, 3, 3, 1, 669696, 2572119f0b0cdd83f8a7e06252cecd3b
++0, 4, 4, 1, 669696, 29fe6a6bdb4a69018e318886a297f07e
++0, 5, 5, 1, 669696, e8233c7fbaecfbff965c7dfdd3982b1b
++0, 6, 6, 1, 669696, d9259df9880ff5d4a4b38282e67f407b
++0, 7, 7, 1, 669696, 3e8d795195038993503ea9ab6984c915
++0, 8, 8, 1, 669696, bc4e2d253b715a34f85aae1b080e3460
++0, 9, 9, 1, 669696, 09aba8b3a96f53f9268e7420a10bfab6
++0, 10, 10, 1, 669696, 179447977dd580da8b35fb5310a809ca
++0, 11, 11, 1, 669696, 7a0eea9d54577990345f5705ab9882be
++0, 12, 12, 1, 669696, 5bb96eb76f461825740e5938456df759
++0, 13, 13, 1, 669696, bd4ac4a760ead774b9422a27dc071964
++0, 14, 14, 1, 669696, 1cc05f760a9b751fc89e77f2bcc97259
++0, 15, 15, 1, 669696, 825d0dee6f0174ba7102892c7de30b4d
++0, 16, 16, 1, 669696, d26a2ef5267f6bb03c4e1d8514eee0df
++0, 17, 17, 1, 669696, c916ffdeadca76596a8f7fd47914b5ef
++0, 18, 18, 1, 669696, 6e085acfa7fee0658ea0ae6188274c17
++0, 19, 19, 1, 669696, 1e95fa5b3561283f05bf0bd44cb91721
++0, 20, 20, 1, 669696, 37e3d135aba9dfb8b87e441753115374
++0, 21, 21, 1, 669696, 9c398310e8564491de624393c16265ce
++0, 22, 22, 1, 669696, c87209e4d2617bc2ab40a75f455f09da
++0, 23, 23, 1, 669696, 2679c2f8d1d1af21982e245945c1ee60
++0, 24, 24, 1, 669696, 6151ab4781f31c5beb66b356ad547122
++0, 25, 25, 1, 669696, f7ef6293bfb3a6a329061cb6a5ed5a38
++0, 26, 26, 1, 669696, 2f6e666d14dfc407ca0c0f347b13eb08
++0, 27, 27, 1, 669696, 3454fa1730d79b1aa8dbbc865dc150f4
++0, 28, 28, 1, 669696, e93dc683e2453419a0419ab9af0f8f95
++0, 29, 29, 1, 669696, 031eb3154f7f83cf86d42bee66be9cf7
++0, 30, 30, 1, 669696, 1205c36723e88811206c68892d3aaed6
++0, 31, 31, 1, 669696, 7dd7a8a19dcd73b31ddc6a6d0c597a42
++0, 32, 32, 1, 669696, 7c91115368ea2531262a1197468bc3f4
++0, 33, 33, 1, 669696, 3cf6d9ba385e0fff76da33299ed5380c
++0, 34, 34, 1, 669696, 859fc8c3ef049e3c1175a85fb0a90a3d
++0, 35, 35, 1, 669696, 1d09ce6c7027103d99a4d5799f6e72ab
++0, 36, 36, 1, 669696, 3dcb8357408ac88abd734128d8f5dd6f
++0, 37, 37, 1, 669696, 4dafce137a0a5178f6efaec878e64d36
++0, 38, 38, 1, 669696, 44c478f29a1399ed03275a7357f57d48
++0, 39, 39, 1, 669696, 6e9edaac7414c0e14591ac3d4d0b1ac4
++0, 40, 40, 1, 669696, 522e4aaeea0825da27f631a9e690d654
++0, 41, 41, 1, 669696, 85f2502a718440834c40051d30f8a65e
++0, 42, 42, 1, 669696, ae8816f7bd4645ef1a17ee6d09b4c8d2
++0, 43, 43, 1, 669696, 914b006fa92f1eb3e590245749f6810d
++0, 44, 44, 1, 669696, 9406901542e94c429dff46108782ed69
++0, 45, 45, 1, 669696, 324c13641c39eef5c476023e358c0391
++0, 46, 46, 1, 669696, 4058e886e17c22e4eb9da1dd0d6ad891
++0, 47, 47, 1, 669696, 9edf9cd15eea985b42fd1f5035b1d693
+--
--- /dev/null
+diff --git a/libavcodec/Makefile b/libavcodec/Makefile
+index 457ec58377..49bf260764 100644
+--- a/libavcodec/Makefile
++++ b/libavcodec/Makefile
+@@ -1209,6 +1209,8 @@ OBJS-$(CONFIG_SETTS_BSF) += setts_bsf.o
+ OBJS-$(CONFIG_TEXT2MOVSUB_BSF) += movsub_bsf.o
+ OBJS-$(CONFIG_TRACE_HEADERS_BSF) += trace_headers_bsf.o
+ OBJS-$(CONFIG_TRUEHD_CORE_BSF) += truehd_core_bsf.o mlp_parse.o mlp.o
++OBJS-$(CONFIG_VC1_ASFTORCV_BSF) += vc1_asftorcv_bsf.o
++OBJS-$(CONFIG_VC1_ASFTOANNEXG_BSF) += vc1_asftoannexg_bsf.o vc1.o
+ OBJS-$(CONFIG_VP9_METADATA_BSF) += vp9_metadata_bsf.o
+ OBJS-$(CONFIG_VP9_RAW_REORDER_BSF) += vp9_raw_reorder_bsf.o
+ OBJS-$(CONFIG_VP9_SUPERFRAME_BSF) += vp9_superframe_bsf.o
+diff --git a/libavcodec/bitstream_filters.c b/libavcodec/bitstream_filters.c
+index 444423ae93..482d3473b2 100644
+--- a/libavcodec/bitstream_filters.c
++++ b/libavcodec/bitstream_filters.c
+@@ -59,6 +59,8 @@ extern const FFBitStreamFilter ff_setts_bsf;
+ extern const FFBitStreamFilter ff_text2movsub_bsf;
+ extern const FFBitStreamFilter ff_trace_headers_bsf;
+ extern const FFBitStreamFilter ff_truehd_core_bsf;
++extern const FFBitStreamFilter ff_vc1_asftoannexg_bsf;
++extern const FFBitStreamFilter ff_vc1_asftorcv_bsf;
+ extern const FFBitStreamFilter ff_vp9_metadata_bsf;
+ extern const FFBitStreamFilter ff_vp9_raw_reorder_bsf;
+ extern const FFBitStreamFilter ff_vp9_superframe_bsf;
+diff --git a/libavcodec/vc1_asftoannexg_bsf.c b/libavcodec/vc1_asftoannexg_bsf.c
+new file mode 100644
+index 0000000000..2901f84d9c
+--- /dev/null
++++ b/libavcodec/vc1_asftoannexg_bsf.c
+@@ -0,0 +1,190 @@
++/*
++ * copyright (c) 2010 Google Inc.
++ * copyright (c) 2013 CoolStream International Ltd.
++ * copyright (c) 2017 Jacek Jendrzej port to 3.x
++ * This file is part of FFmpeg.
++ *
++ * FFmpeg is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU Lesser General Public
++ * License as published by the Free Software Foundation; either
++ * version 2.1 of the License, or (at your option) any later version.
++ *
++ * FFmpeg is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
++ * Lesser General Public License for more details.
++ *
++ * You should have received a copy of the GNU Lesser General Public
++ * License along with FFmpeg; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
++ */
++
++#include "avcodec.h"
++#include "bytestream.h"
++#include "vc1.h"
++#include "bsf.h"
++#include "bsf_internal.h"
++
++// An arbitrary limit in bytes greater than the current bytes used.
++#define MAX_SEQ_HEADER_SIZE 50
++
++typedef struct ASFTOANNEXGBSFContext {
++ int frames;
++ uint8_t *seq_header;
++ int seq_header_size;
++ uint8_t *ep_header;
++ int ep_header_size;
++} ASFTOANNEXGBSFContext;
++
++static int find_codec_data(ASFTOANNEXGBSFContext *ctx, uint8_t *data, int data_size, int keyframe) {
++ const uint8_t *start = data;
++ const uint8_t *end = data + data_size;
++ const uint8_t *next;
++ int size;
++ int has_seq_header = 0;
++ int has_ep_header = 0;
++ int has_frame_header = 0;
++
++ start = find_next_marker(start, end);
++ next = start;
++ for(; next < end; start = next){
++ next = find_next_marker(start + 4, end);
++ size = next - start;
++ if(size <= 0) continue;
++ switch(AV_RB32(start)){
++ case VC1_CODE_SEQHDR:
++ has_seq_header = 1;
++ break;
++ case VC1_CODE_ENTRYPOINT:
++ has_ep_header = 1;
++ break;
++ case VC1_CODE_FRAME:
++ has_frame_header = 1;
++ break;
++ default:
++ break;
++ }
++ }
++
++ if((has_seq_header && has_ep_header && has_frame_header && keyframe) ||
++ (!has_seq_header && !has_ep_header && has_frame_header) ) return 0;
++
++ return -1;
++}
++
++static int parse_extradata(ASFTOANNEXGBSFContext *ctx, uint8_t *extradata, int extradata_size) {
++ const uint8_t *start = extradata;
++ const uint8_t *end = extradata + extradata_size;
++ const uint8_t *next;
++ int size;
++
++ start = find_next_marker(start, end);
++ next = start;
++ for(; next < end; start = next){
++ next = find_next_marker(start + 4, end);
++ size = next - start;
++ if(size <= 0) continue;
++ switch(AV_RB32(start)){
++ case VC1_CODE_SEQHDR:
++ ctx->seq_header = av_mallocz(size);
++ ctx->seq_header_size = size;
++ memcpy(ctx->seq_header, start, size);
++ break;
++ case VC1_CODE_ENTRYPOINT:
++ ctx->ep_header = av_malloc(size);
++ ctx->ep_header_size = size;
++ memcpy(ctx->ep_header, start, size);
++ break;
++ default:
++ break;
++ }
++ }
++
++ if(!ctx->seq_header || !ctx->ep_header) {
++ av_log(NULL, AV_LOG_ERROR, "Incomplete extradata\n");
++ return -1;
++ }
++ return 0;
++}
++
++static int asftoannexg_filter(AVBSFContext *ctx, AVPacket *out)
++{
++ ASFTOANNEXGBSFContext* bsfctx = ctx->priv_data;
++ AVPacket *in;
++ int keyframe;
++ int ret;
++ uint8_t* bs = NULL;
++
++ ret = ff_bsf_get_packet(ctx, &in);
++ if (ret < 0)
++ return ret;
++
++ keyframe = in->flags & AV_PKT_FLAG_KEY;
++ if(in->size >= 1 && !find_codec_data(bsfctx, in->data, in->size, keyframe)) {
++// av_log(NULL, AV_LOG_INFO, "Nothing to do: %i\n",in->size);
++ av_packet_move_ref(out, in);
++ av_packet_free(&in);
++ return 0;
++ }
++
++ if(!ctx->par_in->extradata || ctx->par_in->extradata_size < 16) {
++ av_log(NULL, AV_LOG_INFO, "Extradata size too small: %i\n", ctx->par_in->extradata_size);
++ av_packet_move_ref(out, in);
++ av_packet_free(&in);
++ return 0;
++ }
++
++ if (!bsfctx->frames && parse_extradata(bsfctx, ctx->par_in->extradata , ctx->par_in->extradata_size) < 0) {
++ av_packet_free(&in);
++ av_log(NULL, AV_LOG_ERROR, "Cannot parse extra data!\n");
++ return -1;
++ }
++
++ if (keyframe) {
++ // If this is the keyframe, need to put sequence header and entry point header.
++ ret = av_new_packet(out, bsfctx->seq_header_size + bsfctx->ep_header_size + 4 + in->size);
++ if (ret < 0)
++ goto exit;
++ bs = out->data;
++
++ memcpy(bs, bsfctx->seq_header, bsfctx->seq_header_size);
++ bs += bsfctx->seq_header_size;
++ memcpy(bs, bsfctx->ep_header, bsfctx->ep_header_size);
++ bs += bsfctx->ep_header_size;
++ } else {
++ ret = av_new_packet(out, 4 + in->size);
++ if (ret < 0)
++ goto exit;
++ bs = out->data;
++ }
++
++ // Put the frame start code and frame data.
++ bytestream_put_be32(&bs, VC1_CODE_FRAME);
++ memcpy(bs, in->data, in->size);
++ ++bsfctx->frames;
++
++ ret = av_packet_copy_props(out, in);
++
++exit:
++ av_packet_free(&in);
++
++ return ret;
++}
++
++static void asftoannexg_close(AVBSFContext *bsfc) {
++ ASFTOANNEXGBSFContext *bsfctx = bsfc->priv_data;
++ av_freep(&bsfctx->seq_header);
++ av_freep(&bsfctx->ep_header);
++}
++
++static const enum AVCodecID codec_ids[] = {
++ AV_CODEC_ID_VC1, AV_CODEC_ID_NONE,
++};
++
++FFBitStreamFilter ff_vc1_asftoannexg_bsf = {
++ .p.name = "vc1_asftoannexg",
++ .priv_data_size = sizeof(ASFTOANNEXGBSFContext),
++ .filter = asftoannexg_filter,
++ .close = asftoannexg_close,
++ .p.codec_ids = codec_ids,
++};
+diff --git a/libavcodec/vc1_asftorcv_bsf.c b/libavcodec/vc1_asftorcv_bsf.c
+new file mode 100644
+index 0000000000..02e510b4b6
+--- /dev/null
++++ b/libavcodec/vc1_asftorcv_bsf.c
+@@ -0,0 +1,105 @@
++/*
++ * copyright (c) 2010 Google Inc.
++ * copyright (c) 2017 Jacek Jendrzej port to 3.x
++ * This file is part of FFmpeg.
++ *
++ * FFmpeg is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU Lesser General Public
++ * License as published by the Free Software Foundation; either
++ * version 2.1 of the License, or (at your option) any later version.
++ *
++ * FFmpeg is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
++ * Lesser General Public License for more details.
++ *
++ * You should have received a copy of the GNU Lesser General Public
++ * License along with FFmpeg; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
++ */
++
++#include "avcodec.h"
++#include "bytestream.h"
++#include "bsf.h"
++#include "bsf_internal.h"
++
++#define RCV_STREAM_HEADER_SIZE 36
++#define RCV_PICTURE_HEADER_SIZE 8
++
++typedef struct ASFTORCVBSFContext {
++ int frames;
++} ASFTORCVBSFContext;
++
++static int asftorcv_filter(AVBSFContext *ctx, AVPacket *out){
++ ASFTORCVBSFContext* bsfctx = ctx->priv_data;
++ AVPacket *in;
++ int keyframe;
++ int ret;
++ uint8_t* bs = NULL;
++
++ ret = ff_bsf_get_packet(ctx, &in);
++ if (ret < 0)
++ return ret;
++
++ keyframe = in->flags & AV_PKT_FLAG_KEY;
++
++ if (!bsfctx->frames) {
++ // Write the header if this is the first frame.
++ ret = av_new_packet(out, RCV_STREAM_HEADER_SIZE + RCV_PICTURE_HEADER_SIZE + in->size);
++ if (ret < 0)
++ goto exit;
++ bs = out->data;
++
++ // The following structure of stream header comes from libavformat/vc1testenc.c.
++ bytestream_put_le24(&bs, 0); // Frame count. 0 for streaming.
++ bytestream_put_byte(&bs, 0xC5);
++ bytestream_put_le32(&bs, 4); // 4 bytes of extra data.
++ bytestream_put_byte(&bs, ctx->par_in->extradata[0]);
++ bytestream_put_byte(&bs, ctx->par_in->extradata[1]);
++ bytestream_put_byte(&bs, ctx->par_in->extradata[2]);
++ bytestream_put_byte(&bs, ctx->par_in->extradata[3]);
++ bytestream_put_le32(&bs, ctx->par_in->height);
++ bytestream_put_le32(&bs, ctx->par_in->width);
++ bytestream_put_le32(&bs, 0xC);
++ bytestream_put_le24(&bs, 0); // hrd_buffer
++ bytestream_put_byte(&bs, 0x80); // level|cbr|res1
++ bytestream_put_le32(&bs, 0); // hrd_rate
++
++ // The following LE32 describes the frame rate. Since we don't care so fill
++ // it with 0xFFFFFFFF which means variable framerate.
++ // See: libavformat/vc1testenc.c
++ bytestream_put_le32(&bs, 0xFFFFFFFF);
++ } else {
++ ret = av_new_packet(out, RCV_PICTURE_HEADER_SIZE + in->size);
++ if (ret < 0)
++ goto exit;
++ bs = out->data;
++ }
++
++ // Write the picture header.
++ bytestream_put_le32(&bs, in->size | (keyframe ? 0x80000000 : 0));
++
++ // The following LE32 describes the pts. Since we don't care so fill it with 0.
++ bytestream_put_le32(&bs, 0);
++ memcpy(bs, in->data, in->size);
++
++ ++bsfctx->frames;
++
++ ret = av_packet_copy_props(out, in);
++
++exit:
++ av_packet_free(&in);
++
++ return ret;
++}
++
++static const enum AVCodecID codec_ids[] = {
++ AV_CODEC_ID_WMV3, AV_CODEC_ID_NONE,
++};
++
++FFBitStreamFilter ff_vc1_asftorcv_bsf = {
++ .p.name = "vc1_asftorcv",
++ .priv_data_size = sizeof(ASFTORCVBSFContext),
++ .filter = asftorcv_filter,
++ .p.codec_ids = codec_ids,
++};