Signed-off-by: Zebediah Figura z.figura12@gmail.com --- dlls/qcap/qcap_main.h | 1 + dlls/qcap/v4l.c | 611 +++++++++++++++++------------------------- dlls/qcap/yuv.c | 2 +- 3 files changed, 242 insertions(+), 372 deletions(-)
diff --git a/dlls/qcap/qcap_main.h b/dlls/qcap/qcap_main.h index 69d94bfff6..733772ee73 100644 --- a/dlls/qcap/qcap_main.h +++ b/dlls/qcap/qcap_main.h @@ -20,6 +20,7 @@ #ifndef _QCAP_MAIN_H_DEFINED #define _QCAP_MAIN_H_DEFINED
+#include "wine/heap.h" #include "wine/strmbase.h"
extern DWORD ObjectRefCount(BOOL increment) DECLSPEC_HIDDEN; diff --git a/dlls/qcap/v4l.c b/dlls/qcap/v4l.c index 80b0fe82d8..1b10e503c9 100644 --- a/dlls/qcap/v4l.c +++ b/dlls/qcap/v4l.c @@ -1,11 +1,8 @@ /* - * DirectShow capture services (QCAP.DLL) + * v4l2 backend to the VFW Capture filter * * Copyright 2005 Maarten Lankhorst - * - * This file contains the part of the vfw capture interface that - * does the actual Video4Linux(1/2) stuff required for capturing - * and setting/getting media format.. + * Copyright 2019 Zebediah Figura * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -43,11 +40,8 @@ #ifdef HAVE_ASM_TYPES_H #include <asm/types.h> #endif -#ifdef HAVE_LIBV4L1_H -#include <libv4l1.h> -#endif -#ifdef HAVE_LINUX_VIDEODEV_H -#include <linux/videodev.h> +#ifdef HAVE_LINUX_VIDEODEV2_H +#include <linux/videodev2.h> #endif #ifdef HAVE_UNISTD_H #include <unistd.h> @@ -67,33 +61,33 @@ #include "capture.h" #include "qcap_main.h"
-WINE_DEFAULT_DEBUG_CHANNEL(qcap_v4l); +WINE_DEFAULT_DEBUG_CHANNEL(qcap); +WINE_DECLARE_DEBUG_CHANNEL(winediag);
-#ifdef VIDIOCMCAPTURE +#ifdef HAVE_LINUX_VIDEODEV2_H
static typeof(open) *video_open = open; static typeof(close) *video_close = close; static typeof(ioctl) *video_ioctl = ioctl; static typeof(read) *video_read = read; -static typeof(mmap) *video_mmap = mmap; -static typeof(munmap) *video_munmap = munmap;
-static void video_init(void) +static BOOL video_init(void) { -#ifdef SONAME_LIBV4L1 +#ifdef SONAME_LIBV4L2 static void *video_lib;
if (video_lib) - return; - video_lib = wine_dlopen(SONAME_LIBV4L1, RTLD_NOW, NULL, 0); - if (!video_lib) - return; - video_open = wine_dlsym(video_lib, "v4l1_open", NULL, 0); - video_close = wine_dlsym(video_lib, "v4l1_close", NULL, 0); - video_ioctl = wine_dlsym(video_lib, "v4l1_ioctl", NULL, 0); - video_read = wine_dlsym(video_lib, "v4l1_read", NULL, 0); - video_mmap = wine_dlsym(video_lib, "v4l1_mmap", NULL, 0); - video_munmap = wine_dlsym(video_lib, "v4l1_munmap", NULL, 0); + return TRUE; + if (!(video_lib = wine_dlopen(SONAME_LIBV4L2, RTLD_NOW, NULL, 0))) + return FALSE; + video_open = wine_dlsym(video_lib, "v4l2_open", NULL, 0); + video_close = wine_dlsym(video_lib, "v4l2_close", NULL, 0); + video_ioctl = wine_dlsym(video_lib, "v4l2_ioctl", NULL, 0); + video_read = wine_dlsym(video_lib, "v4l2_read", NULL, 0); + + return TRUE; +#else + return FALSE; #endif }
@@ -109,62 +103,39 @@ struct _Capture IPin *pOut; int fd, mmap; BOOL iscommitted, stopped; - struct video_picture pict; - int dbrightness, dhue, dcolour, dcontrast;
- /* mmap (V4l1) */ - struct video_mmap *grab_buf; - struct video_mbuf gb_buffers; - unsigned char *pmap; - int buffers; - - /* read (V4l1) */ - int imagesize; - char * grab_data; + __u32 pixelformat; + int depth;
- int curframe; + int image_size; + unsigned char *image_data;
HANDLE thread; Renderer renderer; };
-struct renderlist -{ - int depth; - const char* name; - Renderer renderer; -}; - static void renderer_RGB(const Capture *capBox, LPBYTE bufferin, const BYTE *stream); static void renderer_YUV(const Capture *capBox, LPBYTE bufferin, const BYTE *stream);
-static const struct renderlist renderlist_V4l[] = { - { 0, "NULL renderer", NULL }, - { 8, "Gray scales", NULL }, /* 1, Don't support */ - { 0, "High 240 cube (BT848)", NULL }, /* 2, Don't support */ - { 16, "16 bit RGB (565)", NULL }, /* 3, Don't support */ - { 24, "24 bit RGB values", renderer_RGB }, /* 4, Supported, */ - { 32, "32 bit RGB values", renderer_RGB }, /* 5, Supported */ - { 16, "15 bit RGB (555)", NULL }, /* 6, Don't support */ - { 16, "YUV 422 (Not P)", renderer_YUV }, /* 7, Supported */ - { 16, "YUYV (Not P)", renderer_YUV }, /* 8, Supported */ - { 16, "UYVY (Not P)", renderer_YUV }, /* 9, Supported */ - { 16, "YUV 420 (Not P)", NULL }, /* 10, Not supported, if I had to guess it's YYUYYV */ - { 12, "YUV 411 (Not P)", renderer_YUV }, /* 11, Supported */ - { 0, "Raw capturing (BT848)", NULL }, /* 12, Don't support */ - { 16, "YUV 422 (Planar)", renderer_YUV }, /* 13, Supported */ - { 12, "YUV 411 (Planar)", renderer_YUV }, /* 14, Supported */ - { 12, "YUV 420 (Planar)", renderer_YUV }, /* 15, Supported */ - { 10, "YUV 410 (Planar)", renderer_YUV }, /* 16, Supported */ - /* FIXME: add YUV420 support */ - { 0, NULL, NULL }, +static const struct +{ + int depth; + __u32 pixelformat; + Renderer renderer; +} +renderlist_V4l[] = +{ + {24, V4L2_PIX_FMT_BGR24, renderer_RGB}, + {32, V4L2_PIX_FMT_BGR32, renderer_RGB}, + {16, V4L2_PIX_FMT_YUYV, renderer_YUV}, + {16, V4L2_PIX_FMT_UYVY, renderer_YUV}, + {12, V4L2_PIX_FMT_Y41P, renderer_YUV}, + {16, V4L2_PIX_FMT_YUV422P, renderer_YUV}, + {12, V4L2_PIX_FMT_YUV411P, renderer_YUV}, + {12, V4L2_PIX_FMT_YUV420, renderer_YUV}, + {10, V4L2_PIX_FMT_YUV410, renderer_YUV}, };
-static const int fallback_V4l[] = { 4, 5, 7, 8, 9, 13, 15, 14, 16, 11, -1 }; -/* Fallback: First try raw formats (Should try yuv first perhaps?), then yuv */ - -/* static const Capture defbox; */ - static int xioctl(int fd, int request, void * arg) { int r; @@ -177,69 +148,17 @@ static int xioctl(int fd, int request, void * arg) }
/* Prepare the capture buffers */ -static HRESULT V4l_Prepare(Capture *capBox) +static HRESULT V4l_Prepare(Capture *device) { - TRACE("%p: Preparing for %dx%d resolution\n", capBox, capBox->width, capBox->height); - - /* Try mmap */ - capBox->mmap = 0; - if (xioctl(capBox->fd, VIDIOCGMBUF, &capBox->gb_buffers) != -1 && - capBox->gb_buffers.frames) - { - capBox->buffers = capBox->gb_buffers.frames; - if (capBox->gb_buffers.frames > 1) - capBox->buffers = 1; - TRACE("%p: Using %d/%d buffers\n", capBox, - capBox->buffers, capBox->gb_buffers.frames); - - capBox->pmap = video_mmap( 0, capBox->gb_buffers.size, PROT_READ|PROT_WRITE, - MAP_SHARED, capBox->fd, 0 ); - if (capBox->pmap != MAP_FAILED) - { - int i; - - capBox->grab_buf = CoTaskMemAlloc(sizeof(struct video_mmap) * capBox->buffers); - if (!capBox->grab_buf) - { - video_munmap(capBox->pmap, capBox->gb_buffers.size); - return E_OUTOFMEMORY; - } - - /* Setup mmap capture buffers. */ - for (i = 0; i < capBox->buffers; i++) - { - capBox->grab_buf[i].format = capBox->pict.palette; - capBox->grab_buf[i].frame = i; - capBox->grab_buf[i].width = capBox->width; - capBox->grab_buf[i].height = capBox->height; - } - capBox->mmap = 1; - } - } - if (!capBox->mmap) - { - capBox->buffers = 1; - capBox->imagesize = renderlist_V4l[capBox->pict.palette].depth * - capBox->height * capBox->width / 8; - capBox->grab_data = CoTaskMemAlloc(capBox->imagesize); - if (!capBox->grab_data) - return E_OUTOFMEMORY; - } - TRACE("Using mmap: %d\n", capBox->mmap); + device->image_size = device->depth * device->height * device->width / 8; + if (!(device->image_data = heap_alloc(device->image_size))) + return E_OUTOFMEMORY; return S_OK; }
-static void V4l_Unprepare(Capture *capBox) +static void V4l_Unprepare(Capture *device) { - if (capBox->mmap) - { - for (capBox->curframe = 0; capBox->curframe < capBox->buffers; capBox->curframe++) - xioctl(capBox->fd, VIDIOCSYNC, &capBox->grab_buf[capBox->curframe]); - video_munmap(capBox->pmap, capBox->gb_buffers.size); - CoTaskMemFree(capBox->grab_buf); - } - else - CoTaskMemFree(capBox->grab_data); + heap_free(device->image_data); }
HRESULT qcap_driver_destroy(Capture *capBox) @@ -254,52 +173,53 @@ HRESULT qcap_driver_destroy(Capture *capBox) return S_OK; }
-HRESULT qcap_driver_set_format(Capture *capBox, AM_MEDIA_TYPE * mT) +HRESULT qcap_driver_set_format(Capture *device, AM_MEDIA_TYPE *mt) { + struct v4l2_format format = {0}; int newheight, newwidth; - struct video_window window; - VIDEOINFOHEADER *format; - - TRACE("%p\n", capBox); + VIDEOINFOHEADER *vih; + int fd = device->fd;
- format = (VIDEOINFOHEADER *) mT->pbFormat; - if (format->bmiHeader.biBitCount != 24 || - format->bmiHeader.biCompression != BI_RGB) + vih = (VIDEOINFOHEADER *)mt->pbFormat; + if (vih->bmiHeader.biBitCount != 24 || vih->bmiHeader.biCompression != BI_RGB) { - FIXME("unsupported media type %d %d\n", format->bmiHeader.biBitCount, - format->bmiHeader.biCompression ); + FIXME("Unsupported compression %#x, bpp %u.\n", vih->bmiHeader.biCompression, + vih->bmiHeader.biBitCount); return VFW_E_INVALIDMEDIATYPE; }
- newwidth = format->bmiHeader.biWidth; - newheight = format->bmiHeader.biHeight; + newwidth = vih->bmiHeader.biWidth; + newheight = vih->bmiHeader.biHeight;
- TRACE("%p -> (%p) - %d %d\n", capBox, mT, newwidth, newheight); - - if (capBox->height == newheight && capBox->width == newwidth) + if (device->height == newheight && device->width == newwidth) return S_OK;
- if(-1 == xioctl(capBox->fd, VIDIOCGWIN, &window)) + format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (xioctl(fd, VIDIOC_G_FMT, &format) == -1) { - ERR("ioctl(VIDIOCGWIN) failed (%d)\n", errno); - return E_FAIL; + ERR("Failed to get current format: %s\n", strerror(errno)); + return VFW_E_TYPE_NOT_ACCEPTED; } - window.width = newwidth; - window.height = newheight; - if (xioctl(capBox->fd, VIDIOCSWIN, &window) == -1) + + format.fmt.pix.width = newwidth; + format.fmt.pix.height = newheight; + + if (!xioctl(fd, VIDIOC_S_FMT, &format) + && format.fmt.pix.width == newwidth + && format.fmt.pix.height == newheight) { - TRACE("using software resize: %dx%d -> %dx%d\n", - window.width, window.height, capBox->width, capBox->height); - capBox->swresize = TRUE; + device->width = newwidth; + device->height = newheight; + device->swresize = FALSE; } else { - capBox->height = window.height; - capBox->width = window.width; - capBox->swresize = FALSE; + TRACE("Using software resize: %dx%d -> %dx%d.\n", + format.fmt.pix.width, format.fmt.pix.height, device->width, device->height); + device->swresize = TRUE; } - capBox->outputwidth = window.width; - capBox->outputheight = window.height; + device->outputwidth = format.fmt.pix.width; + device->outputheight = format.fmt.pix.height; return S_OK; }
@@ -349,109 +269,92 @@ HRESULT qcap_driver_get_format(const Capture *capBox, AM_MEDIA_TYPE ** mT) return S_OK; }
-HRESULT qcap_driver_get_prop_range( Capture *capBox, - VideoProcAmpProperty Property, LONG *pMin, LONG *pMax, - LONG *pSteppingDelta, LONG *pDefault, LONG *pCapsFlags ) +static __u32 v4l2_cid_from_qcap_property(VideoProcAmpProperty property) { - TRACE("%p -> %d %p %p %p %p %p\n", capBox, Property, - pMin, pMax, pSteppingDelta, pDefault, pCapsFlags); - - switch (Property) + switch (property) { case VideoProcAmp_Brightness: - *pDefault = capBox->dbrightness; - break; + return V4L2_CID_BRIGHTNESS; case VideoProcAmp_Contrast: - *pDefault = capBox->dcontrast; - break; + return V4L2_CID_CONTRAST; case VideoProcAmp_Hue: - *pDefault = capBox->dhue; - break; + return V4L2_CID_HUE; case VideoProcAmp_Saturation: - *pDefault = capBox->dcolour; - break; + return V4L2_CID_SATURATION; default: - FIXME("Not implemented %d\n", Property); - return E_NOTIMPL; + FIXME("Unhandled property %d.\n", property); + return 0; } - *pMin = 0; - *pMax = 65535; - *pSteppingDelta = 65536/256; - *pCapsFlags = VideoProcAmp_Flags_Manual; - return S_OK; }
-HRESULT qcap_driver_get_prop( Capture *capBox, - VideoProcAmpProperty Property, LONG *lValue, LONG *Flags ) +HRESULT qcap_driver_get_prop_range(Capture *device, VideoProcAmpProperty property, + LONG *min, LONG *max, LONG *step, LONG *default_value, LONG *flags) { - TRACE("%p -> %d %p %p\n", capBox, Property, lValue, Flags); + struct v4l2_queryctrl ctrl; + + ctrl.id = v4l2_cid_from_qcap_property(property);
- switch (Property) + if (xioctl(device->fd, VIDIOC_QUERYCTRL, &ctrl) == -1) { - case VideoProcAmp_Brightness: - *lValue = capBox->pict.brightness; - break; - case VideoProcAmp_Contrast: - *lValue = capBox->pict.contrast; - break; - case VideoProcAmp_Hue: - *lValue = capBox->pict.hue; - break; - case VideoProcAmp_Saturation: - *lValue = capBox->pict.colour; - break; - default: - FIXME("Not implemented %d\n", Property); - return E_NOTIMPL; + WARN("Failed to query control: %s\n", strerror(errno)); + return E_PROP_ID_UNSUPPORTED; } - *Flags = VideoProcAmp_Flags_Manual; + + *min = ctrl.minimum; + *max = ctrl.maximum; + *step = ctrl.step; + *default_value = ctrl.default_value; + *flags = VideoProcAmp_Flags_Manual; return S_OK; }
-HRESULT qcap_driver_set_prop(Capture *capBox, VideoProcAmpProperty Property, - LONG lValue, LONG Flags) +HRESULT qcap_driver_get_prop(Capture *device, VideoProcAmpProperty property, + LONG *value, LONG *flags) { - TRACE("%p -> %d %d %d\n", capBox, Property, lValue, Flags); + struct v4l2_control ctrl; + + ctrl.id = v4l2_cid_from_qcap_property(property);
- switch (Property) + if (xioctl(device->fd, VIDIOC_G_CTRL, &ctrl) == -1) { - case VideoProcAmp_Brightness: - capBox->pict.brightness = lValue; - break; - case VideoProcAmp_Contrast: - capBox->pict.contrast = lValue; - break; - case VideoProcAmp_Hue: - capBox->pict.hue = lValue; - break; - case VideoProcAmp_Saturation: - capBox->pict.colour = lValue; - break; - default: - FIXME("Not implemented %d\n", Property); - return E_NOTIMPL; + WARN("Failed to get property: %s\n", strerror(errno)); + return E_FAIL; }
- if (xioctl(capBox->fd, VIDIOCSPICT, &capBox->pict) == -1) + *value = ctrl.value; + *flags = VideoProcAmp_Flags_Manual; + + return S_OK; +} + +HRESULT qcap_driver_set_prop(Capture *device, VideoProcAmpProperty property, + LONG value, LONG flags) +{ + struct v4l2_control ctrl; + + ctrl.id = v4l2_cid_from_qcap_property(property); + ctrl.value = value; + + if (xioctl(device->fd, VIDIOC_S_CTRL, &ctrl) == -1) { - ERR("ioctl(VIDIOCSPICT) failed (%d)\n",errno); + WARN("Failed to set property: %s\n", strerror(errno)); return E_FAIL; } + return S_OK; }
-static void renderer_RGB(const Capture *capBox, LPBYTE bufferin, const BYTE *stream) +static void renderer_RGB(const Capture *device, BYTE *bufferin, const BYTE *stream) { - int depth = renderlist_V4l[capBox->pict.palette].depth; - int size = capBox->height * capBox->width * depth / 8; + int size = device->height * device->width * device->depth / 8; int pointer, offset;
- switch (depth) + switch (device->pixelformat) { - case 24: + case V4L2_PIX_FMT_BGR24: memcpy(bufferin, stream, size); break; - case 32: + case V4L2_PIX_FMT_BGR32: pointer = 0; offset = 1; while (pointer + offset <= size) @@ -466,44 +369,43 @@ static void renderer_RGB(const Capture *capBox, LPBYTE bufferin, const BYTE *str } break; default: - ERR("Unknown bit depth %d\n", depth); + FIXME("Unhandled pixel format %#x.\n", device->pixelformat); return; } }
-static void renderer_YUV(const Capture *capBox, LPBYTE bufferin, const BYTE *stream) +static void renderer_YUV(const Capture *device, BYTE *bufferin, const BYTE *stream) { enum YUV_Format format;
- switch (capBox->pict.palette) + switch (device->pixelformat) { - case 7: /* YUV422 - same as YUYV */ - case 8: /* YUYV */ + case V4L2_PIX_FMT_YUYV: format = YUYV; break; - case 9: /* UYVY */ + case V4L2_PIX_FMT_UYVY: format = UYVY; break; - case 11: /* YUV411 */ + case V4L2_PIX_FMT_Y41P: format = UYYVYY; break; - case 13: /* YUV422P */ + case V4L2_PIX_FMT_YUV422P: format = YUVP_421; break; - case 14: /* YUV411P */ + case V4L2_PIX_FMT_YUV411P: format = YUVP_441; break; - case 15: /* YUV420P */ + case V4L2_PIX_FMT_YUV420: format = YUVP_422; break; - case 16: /* YUV410P */ + case V4L2_PIX_FMT_YUV410: format = YUVP_444; break; default: - ERR("Unknown palette %d\n", capBox->pict.palette); + FIXME("Unhandled pixel format %#x.\n", device->pixelformat); return; } - YUV_To_RGB24(format, bufferin, stream, capBox->width, capBox->height); + YUV_To_RGB24(format, bufferin, stream, device->width, device->height); }
static void Resize(const Capture * capBox, LPBYTE output, const BYTE *input) @@ -562,36 +464,18 @@ static void Resize(const Capture * capBox, LPBYTE output, const BYTE *input) } }
-static void V4l_GetFrame(Capture * capBox, unsigned char ** pInput) +static void V4l_GetFrame(Capture *device, unsigned char **buffer) { - if (capBox->mmap) - { - if (xioctl(capBox->fd, VIDIOCSYNC, &capBox->grab_buf[capBox->curframe]) == -1) - WARN("Syncing ioctl failed: %d\n", errno); - - *pInput = capBox->pmap + capBox->gb_buffers.offsets[capBox->curframe]; - } - else + while (video_read(device->fd, device->image_data, device->image_size) == -1) { - int retval; - while ((retval = video_read(capBox->fd, capBox->grab_data, capBox->imagesize)) == -1) - if (errno != EAGAIN) break; - if (retval == -1) - WARN("Error occurred while reading from device: %s\n", strerror(errno)); - *pInput = (unsigned char*) capBox->grab_data; - } -} - -static void V4l_FreeFrame(Capture * capBox) -{ - TRACE("\n"); - if (capBox->mmap) - { - if (xioctl(capBox->fd, VIDIOCMCAPTURE, &capBox->grab_buf[capBox->curframe]) == -1) - ERR("Freeing frame for capture failed: %s\n", strerror(errno)); + if (errno != EAGAIN) + { + ERR("Failed to read frame: %s\n", strerror(errno)); + break; + } } - if (++capBox->curframe == capBox->buffers) - capBox->curframe = 0; + TRACE("Successfully read a frame.\n"); + *buffer = device->image_data; }
static DWORD WINAPI ReadThread(LPVOID lParam) @@ -612,10 +496,6 @@ static DWORD WINAPI ReadThread(LPVOID lParam) }
pOutput = CoTaskMemAlloc(capBox->width * capBox->height * capBox->bitDepth / 8); - capBox->curframe = 0; - do { - V4l_FreeFrame(capBox); - } while (capBox->curframe != 0);
while (1) { @@ -644,7 +524,6 @@ static DWORD WINAPI ReadThread(LPVOID lParam) hr = BaseOutputPinImpl_Deliver((BaseOutputPin *)capBox->pOut, pSample); TRACE("%p -> Frame %u: %x\n", capBox, ++framecount, hr); IMediaSample_Release(pSample); - V4l_FreeFrame(capBox); } if (FAILED(hr) && hr != VFW_E_NOT_CONNECTED) { @@ -777,137 +656,127 @@ HRESULT qcap_driver_stop(Capture *capBox, FILTER_STATE *state) return S_OK; }
+static int negotiate_format(Capture *device) +{ + struct v4l2_format format = {0}; + int fd = device->fd; + unsigned int i; + + format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + if (xioctl(fd, VIDIOC_G_FMT, &format) == -1) + { + ERR("Failed to get device format: %s\n", strerror(errno)); + return -1; + } + + for (i = 0; i < ARRAY_SIZE(renderlist_V4l); ++i) + { + if (renderlist_V4l[i].pixelformat == format.fmt.pix.pixelformat) + { + TRACE("Using device-reported format %#x.\n", format.fmt.pix.pixelformat); + device->depth = renderlist_V4l[i].depth; + device->renderer = renderlist_V4l[i].renderer; + device->pixelformat = format.fmt.pix.pixelformat; + device->width = format.fmt.pix.width; + device->height = format.fmt.pix.height; + return 0; + } + } + + for (i = 0; i < ARRAY_SIZE(renderlist_V4l); ++i) + { + format.fmt.pix.pixelformat = renderlist_V4l[i].pixelformat; + if (!xioctl(fd, VIDIOC_S_FMT, &format) + && format.fmt.pix.pixelformat == renderlist_V4l[i].pixelformat) + { + TRACE("Using format %#x.\n", format.fmt.pix.pixelformat); + device->depth = renderlist_V4l[i].depth; + device->renderer = renderlist_V4l[i].renderer; + device->pixelformat = format.fmt.pix.pixelformat; + device->width = format.fmt.pix.width; + device->height = format.fmt.pix.height; + return 0; + } + } + + FIXME("Could not negotiate an acceptable format.\n"); + return -1; +} + Capture * qcap_driver_init( IPin *pOut, USHORT card ) { - Capture * capBox = NULL; - char device[20]; - struct video_capability capa; - struct video_picture pict; - struct video_window window; + struct v4l2_capability caps = {0}; + Capture *device = NULL; + BOOL have_libv4l2; + char path[20]; + int fd;
YUV_Init(); - video_init(); + have_libv4l2 = video_init();
- capBox = CoTaskMemAlloc(sizeof(Capture)); - if (!capBox) - goto error; + if (!(device = CoTaskMemAlloc(sizeof(*device)))) + return NULL;
- /* capBox->vtbl = &defboxVtbl; */ + InitializeCriticalSection(&device->CritSect); + device->CritSect.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": Capture.CritSect");
- InitializeCriticalSection( &capBox->CritSect ); - capBox->CritSect.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": Capture.CritSect"); - - sprintf(device, "/dev/video%i", card); - TRACE("opening %s\n", device); + sprintf(path, "/dev/video%i", card); + TRACE("Opening device %s.\n", path); #ifdef O_CLOEXEC - if ((capBox->fd = video_open(device, O_RDWR | O_NONBLOCK | O_CLOEXEC)) == -1 && errno == EINVAL) + if ((fd = video_open(path, O_RDWR | O_NONBLOCK | O_CLOEXEC)) == -1 && errno == EINVAL) #endif - capBox->fd = video_open(device, O_RDWR | O_NONBLOCK); - if (capBox->fd == -1) + fd = video_open(path, O_RDWR | O_NONBLOCK); + if (fd == -1) { - WARN("open failed (%d)\n", errno); + WARN("Failed to open video device: %s\n", strerror(errno)); goto error; } - fcntl( capBox->fd, F_SETFD, FD_CLOEXEC ); /* in case O_CLOEXEC isn't supported */ - - memset(&capa, 0, sizeof(capa)); + fcntl(fd, F_SETFD, FD_CLOEXEC); /* in case O_CLOEXEC isn't supported */ + device->fd = fd;
- if (xioctl(capBox->fd, VIDIOCGCAP, &capa) == -1) + if (xioctl(fd, VIDIOC_QUERYCAP, &caps) == -1) { - WARN("ioctl(VIDIOCGCAP) failed (%d)\n", errno); + WARN("Failed to query device capabilities: %s\n", strerror(errno)); goto error; }
- if (!(capa.type & VID_TYPE_CAPTURE)) + if (!(caps.capabilities & V4L2_CAP_VIDEO_CAPTURE)) { - WARN("not a video capture device\n"); + WARN("Device does not support single-planar video capture.\n"); goto error; }
- TRACE("%d inputs on %s\n", capa.channels, capa.name ); - - if (xioctl(capBox->fd, VIDIOCGPICT, &pict) == -1) + if (!(caps.capabilities & V4L2_CAP_READWRITE)) { - ERR("ioctl(VIDIOCGPICT) failed (%d)\n", errno ); + WARN("Device does not support read().\n"); + if (!have_libv4l2) +#ifdef SONAME_LIBV4L2 + ERR_(winediag)("Reading from %s requires libv4l2, but it could not be loaded.\n", path); +#else + ERR_(winediag)("Reading from %s requires libv4l2, but Wine was compiled without libv4l2 support.\n", path); +#endif goto error; }
- TRACE("depth %d palette %d (%s) hue %d color %d contrast %d\n", - pict.depth, pict.palette, renderlist_V4l[pict.palette].name, - pict.hue, pict.colour, pict.contrast ); - - capBox->dbrightness = pict.brightness; - capBox->dcolour = pict.colour; - capBox->dhue = pict.hue; - capBox->dcontrast = pict.contrast; - - if (!renderlist_V4l[pict.palette].renderer) - { - int palet = pict.palette, i; - - TRACE("No renderer available for %s, falling back to defaults\n", - renderlist_V4l[pict.palette].name); - capBox->renderer = NULL; - for (i = 0; fallback_V4l[i] >=0 ; i++) - { - int n = fallback_V4l[i]; - - if (renderlist_V4l[n].renderer == NULL) - continue; - - pict.depth = renderlist_V4l[n].depth; - pict.palette = n; - if (xioctl(capBox->fd, VIDIOCSPICT, &pict) == -1) - { - TRACE("Could not render with %s (%d)\n", - renderlist_V4l[n].name, n); - continue; - } - TRACE("using renderer %s (%d)\n", - renderlist_V4l[n].name, n); - capBox->renderer = renderlist_V4l[n].renderer; - break; - } - - if (!capBox->renderer) - { - ERR("video format %s isn't available\n", - renderlist_V4l[palet].name); - goto error; - } - } - else - { - TRACE("Using the suggested format\n"); - capBox->renderer = renderlist_V4l[pict.palette].renderer; - } - memcpy(&capBox->pict, &pict, sizeof(struct video_picture)); - - memset(&window, 0, sizeof(window)); - if (xioctl(capBox->fd, VIDIOCGWIN, &window) == -1) - { - WARN("VIDIOCGWIN failed (%d)\n", errno); + if (negotiate_format(device) == -1) goto error; - }
- capBox->height = capBox->outputheight = window.height; - capBox->width = capBox->outputwidth = window.width; - capBox->swresize = FALSE; - capBox->bitDepth = 24; - capBox->pOut = pOut; - capBox->fps = 3; - capBox->stopped = FALSE; - capBox->curframe = 0; - capBox->iscommitted = FALSE; + device->outputwidth = device->width; + device->outputheight = device->height; + device->swresize = FALSE; + device->bitDepth = 24; + device->pOut = pOut; + device->fps = 3; + device->stopped = FALSE; + device->iscommitted = FALSE;
- TRACE("format: %d bits - %d x %d\n", capBox->bitDepth, capBox->width, capBox->height); + TRACE("Format: %d bpp - %dx%d.\n", device->bitDepth, device->width, device->height);
- return capBox; + return device;
error: - if (capBox) - qcap_driver_destroy( capBox ); - + qcap_driver_destroy(device); return NULL; }
diff --git a/dlls/qcap/yuv.c b/dlls/qcap/yuv.c index 7e17add949..0ba78d053d 100644 --- a/dlls/qcap/yuv.c +++ b/dlls/qcap/yuv.c @@ -32,7 +32,7 @@ #include "wine/debug.h"
/* This is not used if V4L support is missing */ -#if defined(HAVE_LINUX_VIDEODEV_H) || defined(HAVE_LIBV4L1_H) +#ifdef HAVE_LINUX_VIDEODEV2_H
WINE_DEFAULT_DEBUG_CHANNEL(qcap);