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feat(jpeg): Support jpeg decoder yuv format

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This commit is contained in:
Cao Sen Miao
2024-04-17 14:38:12 +08:00
parent ea8be1533a
commit 876a3697ec
9 changed files with 146 additions and 38 deletions
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28
components/esp_driver_jpeg/jpeg_encode.c
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@@ -142,6 +142,9 @@ esp_err_t jpeg_encoder_process(jpeg_encoder_handle_t encoder_engine, const jpeg_
ESP_RETURN_ON_FALSE(encode_inbuf, ESP_ERR_INVALID_ARG, TAG, "jpeg encode picture buffer is null");
ESP_RETURN_ON_FALSE(out_size, ESP_ERR_INVALID_ARG, TAG, "jpeg encode picture out_size is null");
ESP_RETURN_ON_FALSE(((uintptr_t)bit_stream % cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA)) == 0, ESP_ERR_INVALID_ARG, TAG, "jpeg encode bit stream is not aligned, please use jpeg_alloc_encoder_mem to malloc your buffer");
if (encode_cfg->src_type == JPEG_ENCODE_IN_FORMAT_YUV422) {
ESP_RETURN_ON_FALSE(encode_cfg->sub_sample == JPEG_DOWN_SAMPLING_YUV422, ESP_ERR_INVALID_ARG, TAG, "Sub sampling is not supported under this source type");
}
esp_err_t ret = ESP_OK;
@@ -176,6 +179,10 @@ esp_err_t jpeg_encoder_process(jpeg_encoder_handle_t encoder_engine, const jpeg_
encoder_engine->color_space = JPEG_ENC_SRC_GRAY;
best_hb_idx = JPEG_ENC_SRC_GRAY_HB;
break;
case JPEG_ENCODE_IN_FORMAT_YUV422:
encoder_engine->color_space = JPEG_ENC_SRC_YUV422;
best_hb_idx = JPEG_ENC_SRC_YUV422_HB;
break;
default:
ESP_LOGE(TAG, "wrong, we don't support encode from such format.");
ret = ESP_ERR_NOT_SUPPORTED;
@@ -198,7 +205,26 @@ esp_err_t jpeg_encoder_process(jpeg_encoder_handle_t encoder_engine, const jpeg_
ESP_GOTO_ON_ERROR(s_jpeg_set_header_info(encoder_engine), err, TAG, "set header failed");
jpeg_hal_set_quantization_coefficient(hal, encoder_engine->header_info->m_quantization_tables[0], encoder_engine->header_info->m_quantization_tables[1]);
uint32_t dma_hb = enc_hb_tbl[best_hb_idx][encoder_engine->header_info->sub_sample];
uint8_t sample_method_idx = 0;
switch (encoder_engine->header_info->sub_sample) {
case JPEG_DOWN_SAMPLING_YUV444:
sample_method_idx = 0;
break;
case JPEG_DOWN_SAMPLING_YUV422:
sample_method_idx = 1;
break;
case JPEG_DOWN_SAMPLING_YUV420:
sample_method_idx = 2;
break;
case JPEG_DOWN_SAMPLING_GRAY:
sample_method_idx = 3;
break;
default:
ESP_LOGE(TAG, "wrong, we don't support such sampling mode.");
return ESP_ERR_NOT_SUPPORTED;
}
uint32_t dma_hb = enc_hb_tbl[best_hb_idx][sample_method_idx];
uint32_t dma_vb = encoder_engine->mcuy;
ESP_GOTO_ON_FALSE((encoder_engine->header_info->header_len % cache_hal_get_cache_line_size(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_DATA)) == 0, ESP_ERR_INVALID_STATE, err, TAG, "The header is not cache line aligned, please check");