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Code Issues Projects Releases Wiki Activity

Drop support for PipeWire 0.2

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This commit is contained in:
Jan Grulich 2021-05-21 09:17:11 +02:00
parent 5e18689b8e
commit 028ac099ea
2 changed files with 12 additions and 222 deletions
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19
cmake/modules/FindPipeWire.cmake
View File

@ -62,8 +62,8 @@
# in the FIND_PATH() and FIND_LIBRARY() calls
find_package(PkgConfig QUIET)
pkg_search_module(PKG_PipeWire QUIET libpipewire-0.3 libpipewire-0.2)
pkg_search_module(PKG_Spa QUIET libspa-0.2 libspa-0.1)
pkg_search_module(PKG_PipeWire QUIET libpipewire-0.3)
pkg_search_module(PKG_Spa QUIET libspa-0.2)
set(PipeWire_DEFINITIONS "${PKG_PipeWire_CFLAGS}" "${PKG_Spa_CFLAGS}")
set(PipeWire_VERSION "${PKG_PipeWire_VERSION}")
@ -76,6 +76,13 @@ find_path(PipeWire_INCLUDE_DIRS
${PKG_PipeWire_INCLUDE_DIRS}/pipewire-0.3
)
find_library(PipeWire_LIBRARIES
NAMES
pipewire-0.3
HINTS
${PKG_PipeWire_LIBRARY_DIRS}
)
find_path(Spa_INCLUDE_DIRS
NAMES
spa/param/props.h
@ -84,14 +91,6 @@ find_path(Spa_INCLUDE_DIRS
${PKG_Spa_INCLUDE_DIRS}/spa-0.2
)
find_library(PipeWire_LIBRARIES
NAMES
pipewire-0.3
pipewire-0.2
HINTS
${PKG_PipeWire_LIBRARY_DIRS}
)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(PipeWire
FOUND_VAR

215
framebuffers/pipewire/pw_framebuffer.cpp
View File

@ -1,6 +1,6 @@
/* This file is part of the KDE project
Copyright (C) 2018-2021 Jan Grulich <jgrulich@redhat.com>
Copyright (C) 2018 Oleg Chernovskiy <kanedias@xaker.ru>
Copyright (C) 2018 Jan Grulich <jgrulich@redhat.com>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
@ -23,19 +23,15 @@
#endif
// pipewire
#include <pipewire/version.h>
#if PW_CHECK_VERSION(0, 2, 90)
#include <spa/utils/result.h>
#ifdef HAVE_LINUX_DMABUF_H
#include <linux/dma-buf.h>
#endif
#include <sys/ioctl.h>
#endif
#include <spa/param/format-utils.h>
#include <spa/param/video/format-utils.h>
#include <spa/param/props.h>
#include <spa/utils/result.h>
#include <pipewire/pipewire.h>
@ -71,19 +67,6 @@ const QDBusArgument &operator >> (const QDBusArgument &arg, PWFrameBuffer::Strea
return arg;
}
#if !PW_CHECK_VERSION(0, 2, 90)
/**
* @brief The PwType class - helper class to contain pointers to raw C pipewire media mappings
*/
class PwType {
public:
spa_type_media_type media_type;
spa_type_media_subtype media_subtype;
spa_type_format_video format_video;
spa_type_video_format video_format;
};
#endif
/**
* @brief The PWFrameBuffer::Private class - private counterpart of PWFramebuffer class. This is the entity where
* whole logic resides, for more info search for "d-pointer pattern" information.
@ -96,21 +79,13 @@ public:
private:
friend class PWFrameBuffer;
#if PW_CHECK_VERSION(0, 2, 90)
static void onCoreError(void *data, uint32_t id, int seq, int res, const char *message);
static void onStreamParamChanged(void *data, uint32_t id, const struct spa_pod *format);
#else
static void onStateChanged(void *data, pw_remote_state old, pw_remote_state state, const char *error);
static void onStreamFormatChanged(void *data, const struct spa_pod *format);
#endif
static void onStreamStateChanged(void *data, pw_stream_state old, pw_stream_state state, const char *error_message);
static void onStreamProcess(void *data);
void initDbus();
void initPw();
#if !PW_CHECK_VERSION(0, 2, 90)
void initializePwTypes();
#endif
// dbus handling
void handleSessionCreated(quint32 &code, QVariantMap &results);
@ -126,7 +101,6 @@ private:
PWFrameBuffer *q;
// pipewire stuff
#if PW_CHECK_VERSION(0, 2, 90)
struct pw_context *pwContext = nullptr;
struct pw_core *pwCore = nullptr;
struct pw_stream *pwStream = nullptr;
@ -140,22 +114,6 @@ private:
// event handlers
pw_core_events pwCoreEvents = {};
pw_stream_events pwStreamEvents = {};
#else
pw_core *pwCore = nullptr;
pw_loop *pwLoop = nullptr;
pw_thread_loop *pwMainLoop = nullptr;
pw_stream *pwStream = nullptr;
pw_remote *pwRemote = nullptr;
pw_type *pwCoreType = nullptr;
PwType *pwType = nullptr;
spa_hook remoteListener = {};
spa_hook streamListener = {};
// event handlers
pw_remote_events pwRemoteEvents = {};
pw_stream_events pwStreamEvents = {};
#endif
uint pwStreamNodeId = 0;
@ -187,7 +145,6 @@ private:
PWFrameBuffer::Private::Private(PWFrameBuffer *q) : q(q)
{
#if PW_CHECK_VERSION(0, 2, 90)
pwCoreEvents.version = PW_VERSION_CORE_EVENTS;
pwCoreEvents.error = &onCoreError;
@ -195,16 +152,6 @@ PWFrameBuffer::Private::Private(PWFrameBuffer *q) : q(q)
pwStreamEvents.state_changed = &onStreamStateChanged;
pwStreamEvents.param_changed = &onStreamParamChanged;
pwStreamEvents.process = &onStreamProcess;
#else
// initialize event handlers, remote end and stream-related
pwRemoteEvents.version = PW_VERSION_REMOTE_EVENTS;
pwRemoteEvents.state_changed = &onStateChanged;
pwStreamEvents.version = PW_VERSION_STREAM_EVENTS;
pwStreamEvents.state_changed = &onStreamStateChanged;
pwStreamEvents.format_changed = &onStreamFormatChanged;
pwStreamEvents.process = &onStreamProcess;
#endif
}
/**
@ -463,7 +410,6 @@ void PWFrameBuffer::Private::initPw() {
// init pipewire (required)
pw_init(nullptr, nullptr); // args are not used anyways
#if PW_CHECK_VERSION(0, 2, 90)
pwMainLoop = pw_thread_loop_new("pipewire-main-loop", nullptr);
pwContext = pw_context_new(pw_thread_loop_get_loop(pwMainLoop), nullptr, 0);
if (!pwContext) {
@ -484,22 +430,6 @@ void PWFrameBuffer::Private::initPw() {
qCWarning(KRFB_FB_PIPEWIRE) << "Failed to create PipeWire stream";
return;
}
#else
// initialize our source
pwLoop = pw_loop_new(nullptr);
pwMainLoop = pw_thread_loop_new(pwLoop, "pipewire-main-loop");
// create PipeWire core object (required)
pwCore = pw_core_new(pwLoop, nullptr);
pwCoreType = pw_core_get_type(pwCore);
initializePwTypes();
// pw_remote should be initialized before type maps or connection error will happen
pwRemote = pw_remote_new(pwCore, nullptr, 0);
// init PipeWire remote, add listener to handle events
pw_remote_add_listener(pwRemote, &remoteListener, &pwRemoteEvents, this);
pw_remote_connect_fd(pwRemote, pipewireFd.fileDescriptor());
#endif
if (pw_thread_loop_start(pwMainLoop) < 0) {
qCWarning(KRFB_FB_PIPEWIRE) << "Failed to start main PipeWire loop";
@ -507,26 +437,6 @@ void PWFrameBuffer::Private::initPw() {
}
}
#if !PW_CHECK_VERSION(0, 2, 90)
/**
* @brief PWFrameBuffer::Private::initializePwTypes - helper method to initialize and map all needed
* Pipewire types from core to type structure.
*/
void PWFrameBuffer::Private::initializePwTypes()
{
// raw C-like PipeWire type map
spa_type_map *map = pwCoreType->map;
pwType = new PwType();
spa_type_media_type_map(map, &pwType->media_type);
spa_type_media_subtype_map(map, &pwType->media_subtype);
spa_type_format_video_map(map, &pwType->format_video);
spa_type_video_format_map(map, &pwType->video_format);
}
#endif
#if PW_CHECK_VERSION(0, 2, 90)
void PWFrameBuffer::Private::onCoreError(void *data, uint32_t id, int seq, int res, const char *message)
{
Q_UNUSED(data);
@ -536,32 +446,6 @@ void PWFrameBuffer::Private::onCoreError(void *data, uint32_t id, int seq, int r
qInfo() << "core error: " << message;
}
#else
/**
* @brief PWFrameBuffer::Private::onStateChanged - global state tracking for pipewire connection
* @param data pointer that you have set in pw_remote_add_listener call's last argument
* @param state new state that connection has changed to
* @param error optional error message, is set to non-null if state is error
*/
void PWFrameBuffer::Private::onStateChanged(void *data, pw_remote_state /*old*/, pw_remote_state state, const char *error)
{
qInfo() << "remote state: " << pw_remote_state_as_string(state);
auto d = static_cast<PWFrameBuffer::Private*>(data);
switch (state) {
case PW_REMOTE_STATE_ERROR:
qCWarning(KRFB_FB_PIPEWIRE) << "remote error: " << error;
break;
case PW_REMOTE_STATE_CONNECTED:
d->pwStream = d->createReceivingStream();
break;
default:
qInfo() << "remote state: " << pw_remote_state_as_string(state);
break;
}
}
#endif
/**
* @brief PWFrameBuffer::Private::onStreamStateChanged - called whenever stream state changes on pipewire server
@ -575,7 +459,6 @@ void PWFrameBuffer::Private::onStreamStateChanged(void *data, pw_stream_state /*
auto *d = static_cast<PWFrameBuffer::Private *>(data);
#if PW_CHECK_VERSION(0, 2, 90)
switch (state) {
case PW_STREAM_STATE_ERROR:
qCWarning(KRFB_FB_PIPEWIRE) << "pipewire stream error: " << error_message;
@ -588,18 +471,6 @@ void PWFrameBuffer::Private::onStreamStateChanged(void *data, pw_stream_state /*
case PW_STREAM_STATE_CONNECTING:
break;
}
#else
switch (state) {
case PW_STREAM_STATE_ERROR:
qCWarning(KRFB_FB_PIPEWIRE) << "pipewire stream error: " << error_message;
break;
case PW_STREAM_STATE_CONFIGURE:
pw_stream_set_active(d->pwStream, true);
break;
default:
break;
}
#endif
}
/**
@ -608,32 +479,19 @@ void PWFrameBuffer::Private::onStreamStateChanged(void *data, pw_stream_state /*
* @param data pointer that you have set in pw_stream_add_listener call's last argument
* @param format format that's being proposed
*/
#if PW_CHECK_VERSION(0, 2, 90)
void PWFrameBuffer::Private::onStreamParamChanged(void *data, uint32_t id, const struct spa_pod *format)
#else
void PWFrameBuffer::Private::onStreamFormatChanged(void *data, const struct spa_pod *format)
#endif
{
qInfo() << "Stream format changed";
auto *d = static_cast<PWFrameBuffer::Private *>(data);
const int bpp = 4;
#if PW_CHECK_VERSION(0, 2, 90)
if (!format || id != SPA_PARAM_Format) {
#else
if (!format) {
pw_stream_finish_format(d->pwStream, 0, nullptr, 0);
#endif
return;
}
d->videoFormat = new spa_video_info_raw();
#if PW_CHECK_VERSION(0, 2, 90)
spa_format_video_raw_parse(format, d->videoFormat);
#else
spa_format_video_raw_parse(format, d->videoFormat, &d->pwType->format_video);
#endif
auto width = d->videoFormat->size.width;
auto height = d->videoFormat->size.height;
auto stride = SPA_ROUND_UP_N(width * bpp, 4);
@ -645,7 +503,6 @@ void PWFrameBuffer::Private::onStreamFormatChanged(void *data, const struct spa_
// setup buffers and meta header for new format
const struct spa_pod *params[2];
#if PW_CHECK_VERSION(0, 2, 90)
params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers,
SPA_PARAM_BUFFERS_size, SPA_POD_Int(size),
@ -658,19 +515,6 @@ void PWFrameBuffer::Private::onStreamFormatChanged(void *data, const struct spa_
SPA_PARAM_META_type, SPA_POD_Id(SPA_META_Header),
SPA_PARAM_META_size, SPA_POD_Int(sizeof(struct spa_meta_header))));
pw_stream_update_params(d->pwStream, params, 2);
#else
params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_object(&builder,
d->pwCoreType->param.idBuffers, d->pwCoreType->param_buffers.Buffers,
":", d->pwCoreType->param_buffers.size, "i", size,
":", d->pwCoreType->param_buffers.stride, "i", stride,
":", d->pwCoreType->param_buffers.buffers, "iru", 8, SPA_POD_PROP_MIN_MAX(1, 32),
":", d->pwCoreType->param_buffers.align, "i", 16));
params[1] = reinterpret_cast<spa_pod *>(spa_pod_builder_object(&builder,
d->pwCoreType->param.idMeta, d->pwCoreType->param_meta.Meta,
":", d->pwCoreType->param_meta.type, "I", d->pwCoreType->meta.Header,
":", d->pwCoreType->param_meta.size, "i", sizeof(struct spa_meta_header)));
pw_stream_finish_format(d->pwStream, 0, params, 2);
#endif
}
/**
@ -692,7 +536,7 @@ void PWFrameBuffer::Private::onStreamProcess(void *data)
pw_stream_queue_buffer(d->pwStream, buf);
}
#if PW_CHECK_VERSION(0, 2, 90) && defined(HAVE_LINUX_DMABUF_H)
#if defined(HAVE_LINUX_DMABUF_H)
static void syncDmaBuf(int fd, uint64_t start_or_end)
{
struct dma_buf_sync sync = { 0 };
@ -718,17 +562,14 @@ void PWFrameBuffer::Private::handleFrame(pw_buffer *pwBuffer)
auto *spaBuffer = pwBuffer->buffer;
void *src = spaBuffer->datas[0].data;
#if PW_CHECK_VERSION(0, 2, 90)
if (!src && spaBuffer->datas->type != SPA_DATA_DmaBuf) {
qCDebug(KRFB_FB_PIPEWIRE) << "discarding null buffer";
return;
}
#endif
const quint32 maxSize = spaBuffer->datas[0].maxsize;
std::function<void()> cleanup;
#if PW_CHECK_VERSION(0, 2, 90)
#ifdef HAVE_LINUX_DMABUF_H
if (spaBuffer->datas->type == SPA_DATA_DmaBuf) {
const int fd = spaBuffer->datas[0].fd;
@ -764,7 +605,6 @@ void PWFrameBuffer::Private::handleFrame(pw_buffer *pwBuffer)
munmap(map, spaBuffer->datas->maxsize + spaBuffer->datas->mapoffset);
};
}
#endif
const qint32 srcStride = spaBuffer->datas[0].chunk->stride;
if (srcStride != q->paddedWidth()) {
@ -776,7 +616,6 @@ void PWFrameBuffer::Private::handleFrame(pw_buffer *pwBuffer)
std::memcpy(q->fb, src, maxSize);
cleanup();
#if PW_CHECK_VERSION(0, 2, 90)
if (videoFormat->format == SPA_VIDEO_FORMAT_BGRA || videoFormat->format == SPA_VIDEO_FORMAT_BGRx) {
for (uint y = 0; y < videoFormat->size.height; y++) {
for (uint x = 0; x < videoFormat->size.width; x++) {
@ -792,7 +631,6 @@ void PWFrameBuffer::Private::handleFrame(pw_buffer *pwBuffer)
QImage img((uchar*) q->fb, videoFormat->size.width, videoFormat->size.height, spaBuffer->datas->chunk->stride, format);
img.convertTo(QImage::Format_RGB888);
}
#endif
}
/**
@ -808,23 +646,16 @@ pw_stream *PWFrameBuffer::Private::createReceivingStream()
spa_fraction pwFramerateMin = SPA_FRACTION(0, 1);
spa_fraction pwFramerateMax = SPA_FRACTION(60, 1);
#if PW_CHECK_VERSION(0, 2, 90)
auto stream = pw_stream_new_simple(pw_thread_loop_get_loop(pwMainLoop), "krfb-fb-consume-stream",
pw_properties_new(PW_KEY_MEDIA_TYPE, "Video",
PW_KEY_MEDIA_CATEGORY, "Capture",
PW_KEY_MEDIA_ROLE, "Screen",
nullptr),
&pwStreamEvents, this);
#else
auto reuseProps = pw_properties_new("pipewire.client.reuse", "1", nullptr); // null marks end of varargs
auto stream = pw_stream_new(pwRemote, "krfb-fb-consume-stream", reuseProps);
#endif
uint8_t buffer[1024] = {};
const spa_pod *params[1];
auto builder = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
#if PW_CHECK_VERSION(0, 2, 90)
params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_video),
@ -836,24 +667,9 @@ pw_stream *PWFrameBuffer::Private::createReceivingStream()
SPA_FORMAT_VIDEO_size, SPA_POD_CHOICE_RANGE_Rectangle(&pwMaxScreenBounds, &pwMinScreenBounds, &pwMaxScreenBounds),
SPA_FORMAT_VIDEO_framerate, SPA_POD_Fraction(&pwFramerateMin),
SPA_FORMAT_VIDEO_maxFramerate, SPA_POD_CHOICE_RANGE_Fraction(&pwFramerateMax, &pwFramerateMin, &pwFramerateMax)));
#else
params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_object(&builder,
pwCoreType->param.idEnumFormat, pwCoreType->spa_format,
"I", pwType->media_type.video,
"I", pwType->media_subtype.raw,
":", pwType->format_video.format, "I", pwType->video_format.RGBx,
":", pwType->format_video.size, "Rru", &pwMaxScreenBounds, SPA_POD_PROP_MIN_MAX(&pwMinScreenBounds, &pwMaxScreenBounds),
":", pwType->format_video.framerate, "F", &pwFramerateMin,
":", pwType->format_video.max_framerate, "Fru", &pwFramerateMax, 2, &pwFramerateMin, &pwFramerateMax));
pw_stream_add_listener(stream, &streamListener, &pwStreamEvents, this);
#endif
auto flags = static_cast<pw_stream_flags>(PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_INACTIVE | PW_STREAM_FLAG_MAP_BUFFERS);
#if PW_CHECK_VERSION(0, 2, 90)
if (pw_stream_connect(stream, PW_DIRECTION_INPUT, PW_ID_ANY, flags, params, 1) != 0) {
#else
if (pw_stream_connect(stream, PW_DIRECTION_INPUT, nullptr, flags, params, 1) != 0) {
#endif
qCWarning(KRFB_FB_PIPEWIRE) << "Could not connect receiving stream";
isValid = false;
}
@ -867,23 +683,10 @@ PWFrameBuffer::Private::~Private()
pw_thread_loop_stop(pwMainLoop);
}
#if !PW_CHECK_VERSION(0, 2, 9)
if (pwType) {
delete pwType;
}
#endif
if (pwStream) {
pw_stream_destroy(pwStream);
}
#if !PW_CHECK_VERSION(0, 2, 90)
if (pwRemote) {
pw_remote_destroy(pwRemote);
}
#endif
#if PW_CHECK_VERSION(0, 2, 90)
if (pwCore) {
pw_core_disconnect(pwCore);
}
@ -891,22 +694,10 @@ PWFrameBuffer::Private::~Private()
if (pwContext) {
pw_context_destroy(pwContext);
}
#else
if (pwCore) {
pw_core_destroy(pwCore);
}
#endif
if (pwMainLoop) {
pw_thread_loop_destroy(pwMainLoop);
}
#if !PW_CHECK_VERSION(0, 2, 90)
if (pwLoop) {
pw_loop_leave(pwLoop);
pw_loop_destroy(pwLoop);
}
#endif
}
PWFrameBuffer::PWFrameBuffer(WId winid, QObject *parent)