ESP-ADF Release v2.5

Below is the release information of ESP-ADF v2.5, and its documentation is available here.
For supported IDF versions, please check here.

Changelog

This is the list of changes since release v2.4.1:

Framework

New Features

• Updated the underlying IDF version to v4.4.4
• Updated the latest esp-sr
• Modified Bluetooth service to request title, artist, and album when music was played
• Added AES support for http_stream
• Added gzip support for http_stream
• Added AV stream for video
• Added cert_pem configuration of http_stream to support https url
• Added low memory cost mode for algorithm_stream
• Added unit test for ota_service

Bugfix

• Fixed the http client connection failure because tx buffer was too small
• Fixed the ringbuffer free wild pointer when memory was exhausted
• Fixed the exception in reading data during the next play when an embedded tone was played multiple times and 'bytes_pos' was not cleared after a playback
• Fixed A2DP stream volume out of range
• Fixed esp-adf overrode the extra component dirs set by other sdk

Audio_Hal

New Features

• Added ESP32-S3-KORVO-2L v1.0 board
• Added a new volume control method for the codec
• Modified the ES8311 out internal reference signal
• Modified the ES7210 to support 1 mic output

Bugfix

• Fixed the format issue of left-justified serial audio data output by ES8388

ESP Peripherals

Bugfix

• Fixed the bug that microSD cards could not work on more than one line
• Fixed the bug that the LCD could not display properly
• Fixed the bug that the LCD reset callback was not configured
• Fixed the memory leak due to undestroyed esp_event_loop_delete_default

ESP ADF Libraries

New Features

• Added ESP_RTC v1.0 protocols to support video communication
• Added ESP_RTMP v1.2.1 protocol
• Added ESP_H264 Encoder v0.1.0
• Added AAC encoder
• Added esp_muxer to support video encoder
• Added ALC and Equalizer to support esp_audio
• Updated esp_audio version to v1.7.2
• Updated esp_jpeg version to v1.2.1
• Modified the MP3 decoder to support allocation fragmentation buffer

Bugfix

• Fixed that esp_codec did not use redefiniton functions
• Fixed that the wav decoder did not parse the extra FMT format

Docs

• Added Chinese translation for ESP32-C3-Lyra User Guide
• Added playlist API reference document
• Added Eclipse guide

Examples of ESP-ADF

Features

• Added led_pixels example version 2.0 to examples/display/led_pixels
• Added esp-rtc demo to examples/protocols/esp-rtc
• Added esp-rtsp demo to examples/protocols/esp-rtsp
• Added light sleep and deep sleep demo to examples/system/power_save
• Added ESP32-C3 development boards to led_pixels example
• Modified rtmp example to support RTMPs link and H264 encoder
• Modified voip example to use esp-rtc APIs
• Modified lcd_camera to support YUV422 converted to RGB

Bugfix

• Fixed that a peripheral set was still used even after it was freed
• Fixed that BLE name overwrote BT name in wifi_bt_ble_coex
• Fixed the bug that pipeline_hfp_stream output no sound

Get This Release

Using git commands below to obtain ESP-ADF v2.5 is highly recommended. Note that the submodules should also be updated (using git submodule update --init --recursive). Otherwise, the source files may be not working properly.

git clone https://github.com/espressif/esp-adf.git esp-adf-v2.5

cd esp-adf-v2.5

git checkout v2.5

git submodule update --init --recursive

To get the programming guide for Audio Development Framework, please check here.