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screen-cast: Update to pipewire 0.1.8 API

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Remove per micro version code, the API changed too much to keep both in
place.

https://bugzilla.gnome.org/show_bug.cgi?id=792854
This commit is contained in:
Jonas Ådahl 2018-01-24 15:25:59 +08:00
parent 35b77a61c8
commit c063d43be8
2 changed files with 56 additions and 101 deletions
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6
configure.ac
View File

@ -245,11 +245,7 @@ AC_ARG_ENABLE(remote-desktop,
enable_remote_desktop=no
)
AS_IF([test "$enable_remote_desktop" = "yes"], [
MUTTER_PC_MODULES="$MUTTER_PC_MODULES libpipewire-0.1 >= 0.1.4"
PKG_CHECK_EXISTS([libpipewire-0.1], [
pw_micro=`$PKG_CONFIG --modversion libpipewire-0.1 | cut -d. -f3`
AC_DEFINE_UNQUOTED([PIPEWIRE_VERSION_MICRO],[$pw_micro], [Pipewire micro version used])
])
MUTTER_PC_MODULES="$MUTTER_PC_MODULES libpipewire-0.1 >= 0.1.8"
AC_DEFINE([HAVE_REMOTE_DESKTOP],[1], [Defined if screen cast and remote desktop support is enabled])
])
AM_CONDITIONAL([HAVE_REMOTE_DESKTOP],[test "$enable_remote_desktop" = "yes"])

143
src/backends/meta-screen-cast-stream-src.c
View File

@ -26,11 +26,9 @@
#include <errno.h>
#include <pipewire/pipewire.h>
#include <spa/format-builder.h>
#include <spa/format-utils.h>
#include <spa/props.h>
#include <spa/type-map.h>
#include <spa/video/format-utils.h>
#include <spa/param/props.h>
#include <spa/param/format-utils.h>
#include <spa/param/video/format-utils.h>
#include <stdint.h>
#include <sys/mman.h>
@ -61,10 +59,6 @@ static guint signals[N_SIGNALS];
typedef struct _MetaSpaType
{
uint32_t format;
uint32_t props;
struct spa_type_meta meta;
struct spa_type_data data;
struct spa_type_media_type media_type;
struct spa_type_media_subtype media_subtype;
struct spa_type_format_video format_video;
@ -94,7 +88,6 @@ typedef struct _MetaScreenCastStreamSrcPrivate
struct spa_hook pipewire_stream_listener;
MetaSpaType spa_type;
uint8_t params_buffer[1024];
struct spa_video_info_raw video_format;
uint64_t last_frame_timestamp_us;
@ -110,12 +103,7 @@ G_DEFINE_TYPE_WITH_CODE (MetaScreenCastStreamSrc,
meta_screen_cast_stream_src_init_initable_iface)
G_ADD_PRIVATE (MetaScreenCastStreamSrc))
#define PROP(f, key, type, ...) \
SPA_POD_PROP (f, key, 0, type, 1, __VA_ARGS__)
#define PROP_U_MM(f, key, type, ...) \
SPA_POD_PROP (f, key, (SPA_POD_PROP_FLAG_UNSET | \
SPA_POD_PROP_RANGE_MIN_MAX), \
type, 3, __VA_ARGS__)
#define PROP_RANGE(min, max) 2, (min), (max)
static void
meta_screen_cast_stream_src_get_specs (MetaScreenCastStreamSrc *src,
@ -166,7 +154,7 @@ meta_screen_cast_stream_src_maybe_record_frame (MetaScreenCastStreamSrc *src)
buffer = pw_stream_peek_buffer (priv->pipewire_stream, buffer_id);
if (buffer->datas[0].type == priv->spa_type.data.MemFd)
if (buffer->datas[0].type == priv->pipewire_type->data.MemFd)
{
map = mmap (NULL, buffer->datas[0].maxsize + buffer->datas[0].mapoffset,
PROT_READ | PROT_WRITE, MAP_SHARED,
@ -180,7 +168,7 @@ meta_screen_cast_stream_src_maybe_record_frame (MetaScreenCastStreamSrc *src)
data = SPA_MEMBER (map, buffer->datas[0].mapoffset, uint8_t);
}
else if (buffer->datas[0].type == priv->spa_type.data.MemPtr)
else if (buffer->datas[0].type == priv->pipewire_type->data.MemPtr)
{
data = buffer->datas[0].data;
}
@ -195,6 +183,8 @@ meta_screen_cast_stream_src_maybe_record_frame (MetaScreenCastStreamSrc *src)
if (map)
munmap (map, buffer->datas[0].maxsize + buffer->datas[0].mapoffset);
buffer->datas[0].chunk->size = buffer->datas[0].maxsize;
pw_stream_send_buffer (priv->pipewire_stream, buffer_id);
}
@ -272,22 +262,21 @@ on_stream_state_changed (void *data,
static void
on_stream_format_changed (void *data,
struct spa_format *format)
struct spa_pod *format)
{
MetaScreenCastStreamSrc *src = data;
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
struct pw_type *pipewire_type = priv->pipewire_type;
struct spa_type_param_alloc_buffers *param_alloc_buffers;
struct spa_pod_builder pod_builder = { NULL };
struct spa_pod_frame object_frame;
struct spa_pod_frame prop_frame;
struct spa_param *params[1];
uint8_t params_buffer[1024];
int32_t width, height, stride, size;
struct spa_pod_builder pod_builder;
struct spa_pod *params[1];
const int bpp = 4;
if (!format)
{
pw_stream_finish_format (priv->pipewire_stream, SPA_RESULT_OK, NULL, 0);
pw_stream_finish_format (priv->pipewire_stream, 0, NULL, 0);
return;
}
@ -295,31 +284,22 @@ on_stream_format_changed (void *data,
&priv->video_format,
&priv->spa_type.format_video);
spa_pod_builder_init (&pod_builder,
priv->params_buffer,
sizeof (priv->params_buffer));
width = priv->video_format.size.width;
height = priv->video_format.size.height;
stride = SPA_ROUND_UP_N (width * bpp, 4);
size = height * stride;
param_alloc_buffers = &pipewire_type->param_alloc_buffers;
spa_pod_builder_object (&pod_builder, &object_frame, 0,
param_alloc_buffers->Buffers,
PROP (&prop_frame, param_alloc_buffers->size,
SPA_POD_TYPE_INT,
(priv->video_format.size.width *
priv->video_format.size.height *
bpp)),
PROP (&prop_frame, param_alloc_buffers->stride,
SPA_POD_TYPE_INT,
priv->video_format.size.width * bpp),
PROP_U_MM (&prop_frame, param_alloc_buffers->buffers,
SPA_POD_TYPE_INT,
16, 2, 16),
PROP (&prop_frame, param_alloc_buffers->align,
SPA_POD_TYPE_INT,
16));
params[0] = SPA_POD_BUILDER_DEREF (&pod_builder, object_frame.ref,
struct spa_param);
pod_builder = SPA_POD_BUILDER_INIT (params_buffer, sizeof (params_buffer));
pw_stream_finish_format (priv->pipewire_stream, SPA_RESULT_OK,
params[0] = spa_pod_builder_object (
&pod_builder,
pipewire_type->param.idBuffers, pipewire_type->param_buffers.Buffers,
":", pipewire_type->param_buffers.size, "i", size,
":", pipewire_type->param_buffers.stride, "i", stride,
":", pipewire_type->param_buffers.buffers, "iru", 16, PROP_RANGE (2, 16),
":", pipewire_type->param_buffers.align, "i", 16);
pw_stream_finish_format (priv->pipewire_stream, 0,
params, G_N_ELEMENTS (params));
}
@ -336,16 +316,17 @@ create_pipewire_stream (MetaScreenCastStreamSrc *src,
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
struct pw_stream *pipewire_stream;
const struct spa_format *format;
uint8_t buffer[1024];
struct spa_pod_builder pod_builder =
SPA_POD_BUILDER_INIT (buffer, sizeof (buffer));
struct spa_pod_frame format_frame;
struct spa_pod_frame prop_frame;
MetaSpaType *spa_type = &priv->spa_type;
struct pw_type *pipewire_type = priv->pipewire_type;
int width, height;
float frame_rate;
MetaFraction frame_rate_fraction;
struct spa_fraction max_framerate;
struct spa_fraction min_framerate;
const struct spa_pod *params[1];
pipewire_stream = pw_stream_new (priv->pipewire_remote,
"meta-screen-cast-src",
@ -354,42 +335,32 @@ create_pipewire_stream (MetaScreenCastStreamSrc *src,
meta_screen_cast_stream_src_get_specs (src, &width, &height, &frame_rate);
frame_rate_fraction = meta_fraction_from_double (frame_rate);
spa_pod_builder_format (&pod_builder, &format_frame,
spa_type->format,
spa_type->media_type.video,
spa_type->media_subtype.raw,
PROP (&prop_frame,
spa_type->format_video.format,
SPA_POD_TYPE_ID, spa_type->video_format.BGRx),
PROP (&prop_frame,
spa_type->format_video.size,
SPA_POD_TYPE_RECTANGLE,
width, height),
PROP (&prop_frame,
spa_type->format_video.framerate,
SPA_POD_TYPE_FRACTION,
0, 1),
PROP_U_MM (&prop_frame,
spa_type->format_video.max_framerate,
SPA_POD_TYPE_FRACTION,
frame_rate_fraction.num,
frame_rate_fraction.denom,
1, 1,
frame_rate_fraction.num,
frame_rate_fraction.denom));
format = SPA_POD_BUILDER_DEREF (&pod_builder, format_frame.ref, struct spa_format);
min_framerate = SPA_FRACTION (1, 1);
max_framerate = SPA_FRACTION (frame_rate_fraction.num,
frame_rate_fraction.denom);
params[0] = spa_pod_builder_object (
&pod_builder,
pipewire_type->param.idEnumFormat, pipewire_type->spa_format,
"I", spa_type->media_type.video,
"I", spa_type->media_subtype.raw,
":", spa_type->format_video.format, "I", spa_type->video_format.BGRx,
":", spa_type->format_video.size, "R", &SPA_RECTANGLE (width, height),
":", spa_type->format_video.framerate, "F", &SPA_FRACTION (0, 1),
":", spa_type->format_video.max_framerate, "Fr", &max_framerate,
PROP_RANGE (&min_framerate,
&max_framerate));
pw_stream_add_listener (pipewire_stream,
&priv->pipewire_stream_listener,
&stream_events,
src);
if (!pw_stream_connect (pipewire_stream,
if (pw_stream_connect (pipewire_stream,
PW_DIRECTION_OUTPUT,
PW_STREAM_MODE_BUFFER,
NULL,
PW_STREAM_FLAG_NONE,
1, &format))
params, G_N_ELEMENTS (&params)) != 0)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Could not connect");
@ -453,10 +424,8 @@ pipewire_loop_source_dispatch (GSource *source,
int result;
result = pw_loop_iterate (pipewire_source->pipewire_loop, 0);
if (result == SPA_RESULT_ERRNO)
g_warning ("pipewire_loop_iterate failed: %s", strerror (errno));
else if (result != SPA_RESULT_OK)
g_warning ("pipewire_loop_iterate failed: %d", result);
if (result < 0)
g_warning ("pipewire_loop_iterate failed: %s", spa_strerror (result));
return TRUE;
}
@ -482,10 +451,6 @@ static void
init_spa_type (MetaSpaType *type,
struct spa_type_map *map)
{
type->format = spa_type_map_get_id (map, SPA_TYPE__Format);
type->props = spa_type_map_get_id (map, SPA_TYPE__Props);
spa_type_meta_map (map, &type->meta);
spa_type_data_map (map, &type->data);
spa_type_media_type_map (map, &type->media_type);
spa_type_media_subtype_map (map, &type->media_subtype);
spa_type_format_video_map (map, &type->format_video);
@ -535,13 +500,7 @@ meta_screen_cast_stream_src_initable_init (GInitable *initable,
return FALSE;
}
#if PIPEWIRE_VERSION_MICRO == 4
priv->pipewire_remote = pw_remote_new (priv->pipewire_core, NULL);
#elif PIPEWIRE_VERSION_MICRO >= 5
priv->pipewire_remote = pw_remote_new (priv->pipewire_core, NULL, 0);
#else
priv->pipewire_remote = NULL;
#endif
if (!priv->pipewire_remote)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,