ffvpx: update ffmpeg to 3.4.4 with AVC/AAC/HEVC/FLAC added.

media/ffvpx/libavutil/avutil.symbols

@@ -1,11 +1,41 @@
+av_add_i
 av_add_q
 av_add_stable
 av_adler32_update
+av_aes_alloc
+av_aes_crypt
+av_aes_ctr_alloc
+av_aes_ctr_crypt
+av_aes_ctr_free
+av_aes_ctr_get_iv
+av_aes_ctr_increment_iv
+av_aes_ctr_init
+av_aes_ctr_set_iv
+av_aes_ctr_set_random_iv
+av_aes_init
+av_aes_size
 av_append_path_component
 av_asprintf
+av_assert0_fpu
+av_audio_fifo_alloc
+av_audio_fifo_drain
+av_audio_fifo_free
+av_audio_fifo_peek
+av_audio_fifo_peek_at
+av_audio_fifo_read
+av_audio_fifo_realloc
+av_audio_fifo_reset
+av_audio_fifo_size
+av_audio_fifo_space
+av_audio_fifo_write
 av_base64_decode
 av_base64_encode
 av_basename
+av_blowfish_alloc
+av_blowfish_crypt
+av_blowfish_crypt_ecb
+av_blowfish_init
+av_bmg_get
 av_bprint_append_data
 av_bprint_channel_layout
 av_bprint_chars
@@ -27,19 +57,31 @@ av_buffer_is_writable
 av_buffer_make_writable
 av_buffer_pool_get
 av_buffer_pool_init
+av_buffer_pool_init2
 av_buffer_pool_uninit
 av_buffer_realloc
 av_buffer_ref
 av_buffer_unref
 av_calloc
+av_camellia_alloc
+av_camellia_crypt
+av_camellia_init
+av_camellia_size
+av_cast5_alloc
+av_cast5_crypt
+av_cast5_crypt2
+av_cast5_init
+av_cast5_size
 av_channel_layout_extract_channel
 av_chroma_location_name
+av_cmp_i
 av_color_primaries_name
 av_color_range_name
 av_color_space_name
 av_color_transfer_name
 av_compare_mod
 av_compare_ts
+av_content_light_metadata_create_side_data
 av_cpu_count
 av_crc
 av_crc_get_table
@@ -48,6 +90,10 @@ av_d2q
 av_d2str
 av_default_get_category
 av_default_item_name
+av_des_alloc
+av_des_crypt
+av_des_init
+av_des_mac
 av_dict_copy
 av_dict_count
 av_dict_free
@@ -57,7 +103,12 @@ av_dict_parse_string
 av_dict_set
 av_dict_set_int
 av_dirname
+av_display_matrix_flip
+av_display_rotation_get
+av_display_rotation_set
+av_div_i
 av_div_q
+av_downmix_info_update_side_data
 av_dynarray2_add
 av_dynarray_add
 av_dynarray_add_nofree
@@ -67,6 +118,7 @@ av_expr_free
 av_expr_parse
 av_expr_parse_and_eval
 av_fast_malloc
+av_fast_mallocz
 av_fast_realloc
 av_fifo_alloc
 av_fifo_alloc_array
@@ -74,6 +126,7 @@ av_fifo_drain
 av_fifo_free
 av_fifo_freep
 av_fifo_generic_peek
+av_fifo_generic_peek_at
 av_fifo_generic_read
 av_fifo_generic_write
 av_fifo_grow
@@ -81,9 +134,12 @@ av_fifo_realloc2
 av_fifo_reset
 av_fifo_size
 av_fifo_space
+av_file_map
+av_file_unmap
 av_find_best_pix_fmt_of_2
 av_find_info_tag
 av_find_nearest_q_idx
+av_fopen_utf8
 av_force_cpu_flags
 av_fourcc_make_string
 av_frame_alloc
@@ -161,7 +217,35 @@ av_get_token
 av_gettime
 av_gettime_relative
 av_gettime_relative_is_monotonic
+av_hash_alloc
+av_hash_final
+av_hash_final_b64
+av_hash_final_bin
+av_hash_final_hex
+av_hash_freep
+av_hash_get_name
+av_hash_get_size
+av_hash_init
+av_hash_names
+av_hash_update
+av_hmac_alloc
+av_hmac_calc
+av_hmac_final
+av_hmac_free
+av_hmac_init
+av_hmac_update
+av_hwdevice_ctx_alloc
+av_hwdevice_ctx_create
+av_hwdevice_ctx_init
+av_hwdevice_get_hwframe_constraints
+av_hwdevice_hwconfig_alloc
+av_hwframe_constraints_free
+av_hwframe_ctx_alloc
+av_hwframe_ctx_init
 av_hwframe_get_buffer
+av_hwframe_transfer_data
+av_hwframe_transfer_get_formats
+av_i2int
 av_image_alloc
 av_image_check_sar
 av_image_check_size
@@ -175,12 +259,16 @@ av_image_fill_max_pixsteps
 av_image_fill_pointers
 av_image_get_buffer_size
 av_image_get_linesize
+av_int2i
 av_int_list_length_for_size
+av_lfg_init
 av_log
 av_log2
 av_log2_16bit
+av_log2_i
 av_log_default_callback
 av_log_format_line
+av_log_format_line2
 av_log_get_flags
 av_log_get_level
 av_log_set_callback
@@ -188,12 +276,27 @@ av_log_set_flags
 av_log_set_level
 av_malloc
 av_mallocz
+av_mastering_display_metadata_alloc
+av_mastering_display_metadata_create_side_data
 av_match_list
 av_match_name
 av_max_alloc
+av_md5_alloc
+av_md5_final
+av_md5_init
+av_md5_size
+av_md5_sum
+av_md5_update
 av_memcpy_backptr
 av_memdup
+av_mod_i
+av_mul_i
 av_mul_q
+av_murmur3_alloc
+av_murmur3_final
+av_murmur3_init
+av_murmur3_init_seeded
+av_murmur3_update
 av_nearer_q
 av_opt_child_class_next
 av_opt_child_next
@@ -259,6 +362,9 @@ av_pix_fmt_get_chroma_sub_sample
 av_pix_fmt_swap_endianness
 av_pixelutils_get_sad_fn
 av_q2intfloat
+av_rc4_alloc
+av_rc4_crypt
+av_rc4_init
 av_read_image_line
 av_realloc
 av_realloc_array
@@ -271,6 +377,11 @@ av_rescale_delta
 av_rescale_q
 av_rescale_q_rnd
 av_rescale_rnd
+av_ripemd_alloc
+av_ripemd_final
+av_ripemd_init
+av_ripemd_size
+av_ripemd_update
 av_sample_fmt_is_planar
 av_samples_alloc
 av_samples_alloc_array_and_samples
@@ -280,7 +391,22 @@ av_samples_get_buffer_size
 av_samples_set_silence
 av_set_cpu_flags_mask
 av_set_options_string
+av_sha512_alloc
+av_sha512_final
+av_sha512_init
+av_sha512_size
+av_sha512_update
+av_sha_alloc
+av_sha_final
+av_sha_init
+av_sha_size
+av_sha_update
+av_shr_i
 av_small_strptime
+av_stereo3d_alloc
+av_stereo3d_create_side_data
+av_stereo3d_from_name
+av_stereo3d_type_name
 av_strcasecmp
 av_strdup
 av_strerror
@@ -295,13 +421,21 @@ av_strnstr
 av_strstart
 av_strtod
 av_strtok
+av_sub_i
 av_sub_q
+av_tea_alloc
+av_tea_crypt
+av_tea_init
+av_tea_size
+av_tempfile
+av_thread_message_flush
 av_thread_message_queue_alloc
 av_thread_message_queue_free
 av_thread_message_queue_recv
 av_thread_message_queue_send
 av_thread_message_queue_set_err_recv
 av_thread_message_queue_set_err_send
+av_thread_message_queue_set_free_func
 av_timecode_adjust_ntsc_framenum2
 av_timecode_check_frame_rate
 av_timecode_get_smpte_from_framenum
@@ -311,6 +445,16 @@ av_timecode_make_mpeg_tc_string
 av_timecode_make_smpte_tc_string
 av_timecode_make_string
 av_timegm
+av_tree_destroy
+av_tree_enumerate
+av_tree_find
+av_tree_insert
+av_tree_node_alloc
+av_tree_node_size
+av_twofish_alloc
+av_twofish_crypt
+av_twofish_init
+av_twofish_size
 av_usleep
 av_utf8_decode
 av_util_ffversion
@@ -318,16 +462,25 @@ av_vbprintf
 av_version_info
 av_vlog
 av_write_image_line
+av_xtea_alloc
+av_xtea_crypt
+av_xtea_init
+av_xtea_le_crypt
+av_xtea_le_init
 avpriv_alloc_fixed_dsp
+avpriv_cga_font
+avpriv_dict_set_timestamp
 avpriv_float_dsp_alloc
 avpriv_frame_get_metadatap
 avpriv_get_gamma_from_trc
+avpriv_get_trc_function_from_trc
 avpriv_init_lls
 avpriv_report_missing_feature
 avpriv_request_sample
 avpriv_scalarproduct_float_c
 avpriv_set_systematic_pal2
 avpriv_solve_lls
+avpriv_vga16_font
 avutil_configuration
 avutil_license
 avutil_version