Libpng is only detected if VNC is enabled currently. This patch adds a generalised png option in the meson build which is aimed to replace use of CONFIG_VNC_PNG with CONFIG_PNG.
Signed-off-by: Kshitij Suri <kshitij.s...@nutanix.com> Reviewed-by: Daniel P. Berrangé <berra...@redhat.com> --- meson.build | 9 ++++----- meson_options.txt | 4 ++-- ui/vnc-enc-tight.c | 18 +++++++++--------- ui/vnc.c | 4 ++-- ui/vnc.h | 2 +- 5 files changed, 18 insertions(+), 19 deletions(-) diff --git a/meson.build b/meson.build index 282e7c4650..ccb6840a49 100644 --- a/meson.build +++ b/meson.build @@ -1115,14 +1115,13 @@ if gtkx11.found() x11 = dependency('x11', method: 'pkg-config', required: gtkx11.found(), kwargs: static_kwargs) endif +png = dependency('libpng', required: get_option('png'), + method: 'pkg-config', kwargs: static_kwargs) vnc = not_found -png = not_found jpeg = not_found sasl = not_found if get_option('vnc').allowed() and have_system vnc = declare_dependency() # dummy dependency - png = dependency('libpng', required: get_option('vnc_png'), - method: 'pkg-config', kwargs: static_kwargs) jpeg = dependency('libjpeg', required: get_option('vnc_jpeg'), method: 'pkg-config', kwargs: static_kwargs) sasl = cc.find_library('sasl2', has_headers: ['sasl/sasl.h'], @@ -1554,9 +1553,9 @@ config_host_data.set('CONFIG_TPM', have_tpm) config_host_data.set('CONFIG_USB_LIBUSB', libusb.found()) config_host_data.set('CONFIG_VDE', vde.found()) config_host_data.set('CONFIG_VHOST_USER_BLK_SERVER', have_vhost_user_blk_server) +config_host_data.set('CONFIG_PNG', png.found()) config_host_data.set('CONFIG_VNC', vnc.found()) config_host_data.set('CONFIG_VNC_JPEG', jpeg.found()) -config_host_data.set('CONFIG_VNC_PNG', png.found()) config_host_data.set('CONFIG_VNC_SASL', sasl.found()) config_host_data.set('CONFIG_VIRTFS', have_virtfs) config_host_data.set('CONFIG_VTE', vte.found()) @@ -3638,11 +3637,11 @@ summary_info += {'curses support': curses} summary_info += {'virgl support': virgl} summary_info += {'curl support': curl} summary_info += {'Multipath support': mpathpersist} +summary_info += {'PNG support': png} summary_info += {'VNC support': vnc} if vnc.found() summary_info += {'VNC SASL support': sasl} summary_info += {'VNC JPEG support': jpeg} - summary_info += {'VNC PNG support': png} endif if targetos not in ['darwin', 'haiku', 'windows'] summary_info += {'OSS support': oss} diff --git a/meson_options.txt b/meson_options.txt index 52b11cead4..d85734f8e6 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -177,12 +177,12 @@ option('vde', type : 'feature', value : 'auto', description: 'vde network backend support') option('virglrenderer', type : 'feature', value : 'auto', description: 'virgl rendering support') +option('png', type : 'feature', value : 'auto', + description: 'PNG support with libpng') option('vnc', type : 'feature', value : 'auto', description: 'VNC server') option('vnc_jpeg', type : 'feature', value : 'auto', description: 'JPEG lossy compression for VNC server') -option('vnc_png', type : 'feature', value : 'auto', - description: 'PNG compression for VNC server') option('vnc_sasl', type : 'feature', value : 'auto', description: 'SASL authentication for VNC server') option('vte', type : 'feature', value : 'auto', diff --git a/ui/vnc-enc-tight.c b/ui/vnc-enc-tight.c index 7b86a4713d..e879cca7f5 100644 --- a/ui/vnc-enc-tight.c +++ b/ui/vnc-enc-tight.c @@ -32,7 +32,7 @@ INT32 definitions between jmorecfg.h (included by jpeglib.h) and Win32 basetsd.h (included by windows.h). */ -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG /* The following define is needed by pngconf.h. Otherwise it won't compile, because setjmp.h was already included by qemu-common.h. */ #define PNG_SKIP_SETJMP_CHECK @@ -95,7 +95,7 @@ static const struct { }; #endif -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG static const struct { int png_zlib_level, png_filters; } tight_png_conf[] = { @@ -919,7 +919,7 @@ static int send_full_color_rect(VncState *vs, int x, int y, int w, int h) int stream = 0; ssize_t bytes; -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG if (tight_can_send_png_rect(vs, w, h)) { return send_png_rect(vs, x, y, w, h, NULL); } @@ -966,7 +966,7 @@ static int send_mono_rect(VncState *vs, int x, int y, int stream = 1; int level = tight_conf[vs->tight->compression].mono_zlib_level; -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG if (tight_can_send_png_rect(vs, w, h)) { int ret; int bpp = vs->client_pf.bytes_per_pixel * 8; @@ -1020,7 +1020,7 @@ static int send_mono_rect(VncState *vs, int x, int y, struct palette_cb_priv { VncState *vs; uint8_t *header; -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG png_colorp png_palette; #endif }; @@ -1082,7 +1082,7 @@ static int send_palette_rect(VncState *vs, int x, int y, int colors; ssize_t bytes; -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG if (tight_can_send_png_rect(vs, w, h)) { return send_png_rect(vs, x, y, w, h, palette); } @@ -1233,7 +1233,7 @@ static int send_jpeg_rect(VncState *vs, int x, int y, int w, int h, int quality) /* * PNG compression stuff. */ -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG static void write_png_palette(int idx, uint32_t pix, void *opaque) { struct palette_cb_priv *priv = opaque; @@ -1379,7 +1379,7 @@ static int send_png_rect(VncState *vs, int x, int y, int w, int h, buffer_reset(&vs->tight->png); return 1; } -#endif /* CONFIG_VNC_PNG */ +#endif /* CONFIG_PNG */ static void vnc_tight_start(VncState *vs) { @@ -1706,7 +1706,7 @@ void vnc_tight_clear(VncState *vs) #ifdef CONFIG_VNC_JPEG buffer_free(&vs->tight->jpeg); #endif -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG buffer_free(&vs->tight->png); #endif } diff --git a/ui/vnc.c b/ui/vnc.c index 310a873c21..8376291b47 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -2165,7 +2165,7 @@ static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) vs->features |= VNC_FEATURE_TIGHT_MASK; vs->vnc_encoding = enc; break; -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG case VNC_ENCODING_TIGHT_PNG: vs->features |= VNC_FEATURE_TIGHT_PNG_MASK; vs->vnc_encoding = enc; @@ -3256,7 +3256,7 @@ static void vnc_connect(VncDisplay *vd, QIOChannelSocket *sioc, #ifdef CONFIG_VNC_JPEG buffer_init(&vs->tight->jpeg, "vnc-tight-jpeg/%p", sioc); #endif -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG buffer_init(&vs->tight->png, "vnc-tight-png/%p", sioc); #endif buffer_init(&vs->zlib.zlib, "vnc-zlib/%p", sioc); diff --git a/ui/vnc.h b/ui/vnc.h index a7149831f9..a60fb13115 100644 --- a/ui/vnc.h +++ b/ui/vnc.h @@ -201,7 +201,7 @@ typedef struct VncTight { #ifdef CONFIG_VNC_JPEG Buffer jpeg; #endif -#ifdef CONFIG_VNC_PNG +#ifdef CONFIG_PNG Buffer png; #endif int levels[4]; -- 2.22.3