nam/esp32-camera-driver
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Fix bad frame causing driver to lock up

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This commit is contained in:
me-no-dev
2019-08-29 16:12:32 +03:00
parent 3f7b5ed16f
commit 1b8fdfe335
1 changed files with 15 additions and 6 deletions
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21
driver/camera.c
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@@ -570,7 +570,7 @@ static void IRAM_ATTR vsync_isr(void* arg)
if(s_state->dma_received_count > 0) {
signal_dma_buf_received(&need_yield);
//ets_printf("end_vsync\n");
if(s_state->dma_filtered_count > 1 || s_state->config.fb_count > 1) {
if(s_state->dma_filtered_count > 1 || s_state->fb->bad || s_state->config.fb_count > 1) {
i2s_stop(&need_yield);
}
}
@@ -1313,6 +1313,8 @@ esp_err_t esp_camera_deinit()
return ESP_OK;
}
#define FB_GET_TIMEOUT (4000 / portTICK_PERIOD_MS)
camera_fb_t* esp_camera_fb_get()
{
if (s_state == NULL) {
@@ -1326,15 +1328,22 @@ camera_fb_t* esp_camera_fb_get()
return NULL;
}
}
if(s_state->config.fb_count == 1) {
xSemaphoreTake(s_state->frame_ready, portMAX_DELAY);
}
if(s_state->config.fb_count == 1) {
bool need_yield = false;
if (s_state->config.fb_count == 1) {
if (xSemaphoreTake(s_state->frame_ready, FB_GET_TIMEOUT) != pdTRUE){
i2s_stop(&need_yield);
ESP_LOGE(TAG, "Failed to get the frame on time!");
return NULL;
}
return (camera_fb_t*)s_state->fb;
}
camera_fb_int_t * fb = NULL;
if(s_state->fb_out) {
xQueueReceive(s_state->fb_out, &fb, portMAX_DELAY);
if (xQueueReceive(s_state->fb_out, &fb, FB_GET_TIMEOUT) != pdTRUE) {
i2s_stop(&need_yield);
ESP_LOGE(TAG, "Failed to get the frame on time!");
return NULL;
}
}
return (camera_fb_t*)fb;
}