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Change images to MJPEG

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This commit is contained in:
kkitayam
2021-10-12 23:29:58 +09:00
parent 111515a29c
commit e80714740c
5 changed files with 536 additions and 31 deletions
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21
examples/device/video_capture/src/main.c
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@@ -110,8 +110,21 @@ static unsigned tx_busy = 0;
static unsigned interval_ms = 1000 / FRAME_RATE;
/* YUY2 frame buffer */
#ifdef CFG_EXAMPLE_VIDEO_READONLY
#if 1
#include "images.h"
static struct {
uint32_t size;
uint8_t const *buffer;
} const frames[] = {
{color_bar_0_jpg_len, color_bar_0_jpg},
{color_bar_1_jpg_len, color_bar_1_jpg},
{color_bar_2_jpg_len, color_bar_2_jpg},
{color_bar_3_jpg_len, color_bar_3_jpg},
{color_bar_4_jpg_len, color_bar_4_jpg},
{color_bar_5_jpg_len, color_bar_5_jpg},
{color_bar_6_jpg_len, color_bar_6_jpg},
{color_bar_7_jpg_len, color_bar_7_jpg},
};
#else
static uint8_t frame_buffer[FRAME_WIDTH * FRAME_HEIGHT * 16 / 8];
static void fill_color_bar(uint8_t *buffer, unsigned start_position)
@@ -168,8 +181,7 @@ void video_task(void)
already_sent = 1;
start_ms = board_millis();
#ifdef CFG_EXAMPLE_VIDEO_READONLY
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t) &frame_buffer[(frame_num % (FRAME_WIDTH / 2)) * 4],
FRAME_WIDTH * FRAME_HEIGHT * 16/8);
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)&frames[frame_num % 8].buffer, frames[frame_num % 8].size);
#else
fill_color_bar(frame_buffer, frame_num);
tud_video_n_frame_xfer(0, 0, (void*)frame_buffer, FRAME_WIDTH * FRAME_HEIGHT * 16/8);
@@ -182,8 +194,7 @@ void video_task(void)
start_ms += interval_ms;
#ifdef CFG_EXAMPLE_VIDEO_READONLY
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t) &frame_buffer[(frame_num % (FRAME_WIDTH / 2)) * 4],
FRAME_WIDTH * FRAME_HEIGHT * 16/8);
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)&frames[frame_num % 8].buffer, frames[frame_num % 8].size);
#else
fill_color_bar(frame_buffer, frame_num);
tud_video_n_frame_xfer(0, 0, (void*)frame_buffer, FRAME_WIDTH * FRAME_HEIGHT * 16/8);