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Add motion jpeg

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This commit is contained in:
kkitayam
2022-10-08 21:53:32 +09:00
parent 4be7ffd63f
commit aed8051f50
6 changed files with 96 additions and 1 deletions
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14
examples/device/video_capture/src/main.c
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@@ -112,6 +112,8 @@ static unsigned interval_ms = 1000 / FRAME_RATE;
/* YUY2 frame buffer */
#ifdef CFG_EXAMPLE_VIDEO_READONLY
#include "images.h"
# if !defined(CFG_EXAMPLE_VIDEO_DISABLE_MJPG)
static struct {
uint32_t size;
uint8_t const *buffer;
@@ -125,6 +127,8 @@ static struct {
{color_bar_6_jpg_len, color_bar_6_jpg},
{color_bar_7_jpg_len, color_bar_7_jpg},
};
# endif
#else
static uint8_t frame_buffer[FRAME_WIDTH * FRAME_HEIGHT * 16 / 8];
static void fill_color_bar(uint8_t *buffer, unsigned start_position)
@@ -181,7 +185,12 @@ void video_task(void)
already_sent = 1;
start_ms = board_millis();
#ifdef CFG_EXAMPLE_VIDEO_READONLY
# if defined(CFG_EXAMPLE_VIDEO_DISABLE_MJPG)
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)&frame_buffer[(frame_num % (FRAME_WIDTH / 2)) * 4],
FRAME_WIDTH * FRAME_HEIGHT * 16/8);
# else
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)frames[frame_num % 8].buffer, frames[frame_num % 8].size);
# endif
#else
fill_color_bar(frame_buffer, frame_num);
tud_video_n_frame_xfer(0, 0, (void*)frame_buffer, FRAME_WIDTH * FRAME_HEIGHT * 16/8);
@@ -194,7 +203,12 @@ void video_task(void)
start_ms += interval_ms;
#ifdef CFG_EXAMPLE_VIDEO_READONLY
# if defined(CFG_EXAMPLE_VIDEO_DISABLE_MJPG)
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)&frame_buffer[(frame_num % (FRAME_WIDTH / 2)) * 4],
FRAME_WIDTH * FRAME_HEIGHT * 16/8);
# else
tud_video_n_frame_xfer(0, 0, (void*)(uintptr_t)frames[frame_num % 8].buffer, frames[frame_num % 8].size);
# endif
#else
fill_color_bar(frame_buffer, frame_num);
tud_video_n_frame_xfer(0, 0, (void*)frame_buffer, FRAME_WIDTH * FRAME_HEIGHT * 16/8);