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refactoring

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This commit is contained in:
Maxim Devaev
2021-12-18 18:44:36 +03:00
parent 743e8ac828
commit 52a31f619b
4 changed files with 31 additions and 45 deletions
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3
src/ustreamer/encoder.c
View File

@@ -216,9 +216,6 @@ static bool _worker_run_job(worker_s *wr) {
} else if (ER(type) == ENCODER_TYPE_M2M_VIDEO || ER(type) == ENCODER_TYPE_M2M_IMAGE) {
LOG_VERBOSE("Compressing buffer using M2M-%s", (ER(type) == ENCODER_TYPE_M2M_VIDEO ? "VIDEO" : "IMAGE"));
if (m2m_encoder_ensure_ready(ER(m2ms[wr->number]), src) < 0) {
goto error;
}
if (m2m_encoder_compress(ER(m2ms[wr->number]), src, dest, false) < 0) {
goto error;
}

6
src/ustreamer/h264/stream.c
View File

@@ -57,10 +57,8 @@ void h264_stream_process(h264_stream_s *h264, const frame_s *frame, bool force_k
}
bool online = false;
if (!m2m_encoder_ensure_ready(h264->enc, frame)) {
if (!m2m_encoder_compress(h264->enc, frame, h264->dest, force_key)) {
online = !memsink_server_put(h264->sink, h264->dest);
}
if (!m2m_encoder_compress(h264->enc, frame, h264->dest, force_key)) {
online = !memsink_server_put(h264->sink, h264->dest);
}
atomic_store(&h264->online, online);
}

62
src/ustreamer/m2m.c
View File

@@ -24,7 +24,7 @@
static m2m_encoder_s *_m2m_encoder_init(
const char *name, const char *path, unsigned format,
const char *name, const char *path, unsigned output_format,
unsigned fps, bool allow_dma, m2m_option_s *options);
static int _m2m_encoder_prepare(m2m_encoder_s *enc, const frame_s *frame);
@@ -106,33 +106,25 @@ void m2m_encoder_destroy(m2m_encoder_s *enc) {
#define RUN(_next) enc->run->_next
int m2m_encoder_ensure_ready(m2m_encoder_s *enc, const frame_s *frame) {
# define EQ(_field) (RUN(_field) == frame->_field)
if (!(
EQ(width)
&& EQ(height)
&& EQ(format)
&& EQ(stride)
&& (RUN(dma) == (enc->allow_dma && frame->dma_fd >= 0))
)) {
return _m2m_encoder_prepare(enc, frame);
}
return 0;
# undef EQ
}
int m2m_encoder_compress(m2m_encoder_s *enc, const frame_s *src, frame_s *dest, bool force_key) {
if (
RUN(width) != src->width
|| RUN(height) != src->height
|| RUN(input_format) != src->format
|| RUN(stride) != src->stride
|| RUN(dma) != (enc->allow_dma && src->dma_fd >= 0)
) {
if (_m2m_encoder_prepare(enc, src) < 0) {
return -1;
}
}
assert(RUN(ready));
assert(src->used > 0);
assert(RUN(width) == src->width);
assert(RUN(height) == src->height);
assert(RUN(format) == src->format);
assert(RUN(stride) == src->stride);
assert(RUN(dma) == (enc->allow_dma && src->dma_fd >= 0));
frame_encoding_begin(src, dest, (enc->format == V4L2_PIX_FMT_MJPEG ? V4L2_PIX_FMT_JPEG : enc->format));
frame_encoding_begin(src, dest, (enc->output_format == V4L2_PIX_FMT_MJPEG ? V4L2_PIX_FMT_JPEG : enc->output_format));
force_key = (enc->format == V4L2_PIX_FMT_H264 && (force_key || RUN(last_online) != src->online));
force_key = (enc->output_format == V4L2_PIX_FMT_H264 && (force_key || RUN(last_online) != src->online));
if (_m2m_encoder_compress_raw(enc, src, dest, force_key) < 0) {
_m2m_encoder_cleanup(enc);
@@ -150,7 +142,7 @@ int m2m_encoder_compress(m2m_encoder_s *enc, const frame_s *src, frame_s *dest,
}
static m2m_encoder_s *_m2m_encoder_init(
const char *name, const char *path, unsigned format,
const char *name, const char *path, unsigned output_format,
unsigned fps, bool allow_dma, m2m_option_s *options) {
LOG_INFO("%s: Initializing encoder ...", name);
@@ -164,11 +156,11 @@ static m2m_encoder_s *_m2m_encoder_init(
A_CALLOC(enc, 1);
assert(enc->name = strdup(name));
if (path == NULL) {
assert(enc->path = strdup(format == V4L2_PIX_FMT_JPEG ? "/dev/video21" : "/dev/video11"));
assert(enc->path = strdup(output_format == V4L2_PIX_FMT_JPEG ? "/dev/video21" : "/dev/video11"));
} else {
assert(enc->path = strdup(path));
}
enc->format = format;
enc->output_format = output_format;
enc->fps = fps;
enc->allow_dma = allow_dma;
enc->run = run;
@@ -198,7 +190,7 @@ static int _m2m_encoder_prepare(m2m_encoder_s *enc, const frame_s *frame) {
RUN(width) = frame->width;
RUN(height) = frame->height;
RUN(format) = frame->format;
RUN(input_format) = frame->format;
RUN(stride) = frame->stride;
RUN(dma) = dma;
@@ -230,9 +222,9 @@ static int _m2m_encoder_prepare(m2m_encoder_s *enc, const frame_s *frame) {
{
struct v4l2_format fmt = {0};
fmt.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
fmt.fmt.pix_mp.width = frame->width;
fmt.fmt.pix_mp.height = frame->height;
fmt.fmt.pix_mp.pixelformat = frame->format;
fmt.fmt.pix_mp.width = RUN(width);
fmt.fmt.pix_mp.height = RUN(height);
fmt.fmt.pix_mp.pixelformat = RUN(input_format);
fmt.fmt.pix_mp.field = V4L2_FIELD_ANY;
fmt.fmt.pix_mp.colorspace = V4L2_COLORSPACE_JPEG; // libcamera currently has no means to request the right colour space
fmt.fmt.pix_mp.num_planes = 1;
@@ -243,9 +235,9 @@ static int _m2m_encoder_prepare(m2m_encoder_s *enc, const frame_s *frame) {
{
struct v4l2_format fmt = {0};
fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
fmt.fmt.pix_mp.width = frame->width;
fmt.fmt.pix_mp.height = frame->height;
fmt.fmt.pix_mp.pixelformat = enc->format;
fmt.fmt.pix_mp.width = RUN(width);
fmt.fmt.pix_mp.height = RUN(height);
fmt.fmt.pix_mp.pixelformat = enc->output_format;
fmt.fmt.pix_mp.field = V4L2_FIELD_ANY;
fmt.fmt.pix_mp.colorspace = V4L2_COLORSPACE_DEFAULT;
fmt.fmt.pix_mp.num_planes = 1;
@@ -253,10 +245,10 @@ static int _m2m_encoder_prepare(m2m_encoder_s *enc, const frame_s *frame) {
// fmt.fmt.pix_mp.plane_fmt[0].sizeimage = 512 << 10;
E_LOG_DEBUG("Configuring OUTPUT format ...");
E_XIOCTL(VIDIOC_S_FMT, &fmt, "Can't set OUTPUT format");
if (fmt.fmt.pix_mp.pixelformat != enc->format) {
if (fmt.fmt.pix_mp.pixelformat != enc->output_format) {
char fourcc_str[8];
E_LOG_ERROR("The OUTPUT format can't be configured as %s",
fourcc_to_string(enc->format, fourcc_str, 8));
fourcc_to_string(enc->output_format, fourcc_str, 8));
E_LOG_ERROR("In case of Raspberry Pi, try to append 'start_x=1' to /boot/config.txt");
goto error;
}

5
src/ustreamer/m2m.h
View File

@@ -64,7 +64,7 @@ typedef struct {
unsigned width;
unsigned height;
unsigned format;
unsigned input_format;
unsigned stride;
bool dma;
bool ready;
@@ -75,7 +75,7 @@ typedef struct {
typedef struct {
char *name;
char *path;
unsigned format;
unsigned output_format;
unsigned fps;
bool allow_dma;
m2m_option_s *options;
@@ -89,5 +89,4 @@ m2m_encoder_s *m2m_mjpeg_encoder_init(const char *name, const char *path, unsign
m2m_encoder_s *m2m_jpeg_encoder_init(const char *name, const char *path, unsigned quality);
void m2m_encoder_destroy(m2m_encoder_s *enc);
int m2m_encoder_ensure_ready(m2m_encoder_s *enc, const frame_s *frame);
int m2m_encoder_compress(m2m_encoder_s *enc, const frame_s *src, frame_s *dest, bool force_key);