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Merge branch 'fix/jpeg_decode_correctly_set_restart_interval' into 'master'

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feat(jpeg_decoder): Correctly set JPEG restart interval

See merge request espressif/esp-idf!37370
This commit is contained in:
morris 2025-03-04 15:44:18 +08:00
commit f7bfa95d81
3 changed files with 4 additions and 8 deletions
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6
components/esp_driver_jpeg/jpeg_decode.c
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -631,9 +631,7 @@ static esp_err_t jpeg_parse_header_info_to_hw(jpeg_decoder_handle_t decoder_engi
dht_func[1][0](hal, header_info->huffbits[1][0], header_info->huffcode[1][0], header_info->tmp_huff);
dht_func[1][1](hal, header_info->huffbits[1][1], header_info->huffcode[1][1], header_info->tmp_huff);
if (header_info->dri_marker) {
jpeg_ll_set_restart_interval(hal->dev, header_info->ri);
}
jpeg_ll_set_restart_interval(hal->dev, header_info->ri);
return ESP_OK;
}

3
components/esp_driver_jpeg/jpeg_parse_marker.c
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -173,7 +173,6 @@ esp_err_t jpeg_parse_dri_marker(jpeg_dec_header_info_t *header_info)
return ESP_ERR_INVALID_SIZE;
}
header_info->ri = jpeg_get_bytes(header_info, 2);
header_info->dri_marker = true;
return ESP_OK;
}

3
components/esp_driver_jpeg/jpeg_private.h
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -86,7 +86,6 @@ typedef struct {
uint8_t huffbits[2][2][JPEG_HUFFMAN_BITS_LEN_TABLE_LEN]; // Huffman bit distribution tables [id][dcac]
uint8_t huffcode[2][2][JPEG_HUFFMAN_AC_VALUE_TABLE_LEN]; // Huffman decoded data tables [id][dcac]
uint32_t tmp_huff[JPEG_HUFFMAN_AC_VALUE_TABLE_LEN]; // temp buffer to store huffman code
bool dri_marker; // If we have dri marker in table
uint16_t ri; // Restart interval
} jpeg_dec_header_info_t;