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xserver/hw/kdrive/ephyr/ephyrhostvideo.c

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/*
* Xephyr - A kdrive X server thats runs in a host X window.
* Authored by Matthew Allum <mallum@openedhand.com>
*
* Copyright © 2007 OpenedHand Ltd
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of OpenedHand Ltd not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. OpenedHand Ltd makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* Authors:
* Dodji Seketeli <dodji@openedhand.com>
*/
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif
/*
* including some server headers (like kdrive-config.h)
* might define the macro _XSERVER64
* on 64 bits machines. That macro must _NOT_ be defined for Xlib
* client code, otherwise bad things happen.
* So let's undef that macro if necessary.
*/
#ifdef _XSERVER64
#undef _XSERVER64
#endif
#include <xcb/xv.h>
#include <xcb/xcb_aux.h>
#define _HAVE_XALLOC_DECLS
#include "hostx.h"
#include "ephyrhostvideo.h"
#include "ephyrlog.h"
#ifndef TRUE
#define TRUE 1
#endif /*TRUE*/
#ifndef FALSE
#define FALSE 0
#endif /*FALSE*/
void
ephyrHostXVInit(void)
{
}
Bool
ephyrHostXVQueryAdaptors (xcb_xv_query_adaptors_reply_t **a_adaptors)
{
Bool is_ok = FALSE;
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_xv_query_adaptors_cookie_t cookie;
xcb_xv_query_adaptors_reply_t *reply = NULL;
xcb_generic_error_t *e = NULL;
EPHYR_RETURN_VAL_IF_FAIL(a_adaptors, FALSE);
EPHYR_LOG("enter\n");
cookie = xcb_xv_query_adaptors(conn,
xcb_aux_get_screen(conn, hostx_get_screen())->root);
reply = xcb_xv_query_adaptors_reply(hostx_get_xcbconn(), cookie, &e);
if (e) {
EPHYR_LOG_ERROR ("failed to query host adaptors: %d\n", e->error_code);
goto out;
}
*a_adaptors = reply;
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
free(e);
return is_ok;
}
void
ephyrHostXVAdaptorArrayDelete (xcb_xv_query_adaptors_reply_t *a_adaptors)
{
free (a_adaptors);
}
int
ephyrHostXVAdaptorArrayGetSize (const xcb_xv_query_adaptors_reply_t *a_this)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this, -1);
return a_this->num_adaptors;
}
xcb_xv_adaptor_info_t *
ephyrHostXVAdaptorArrayAt(const xcb_xv_query_adaptors_reply_t *a_this,
int a_index)
{
int i;
xcb_xv_adaptor_info_iterator_t it;
EPHYR_RETURN_VAL_IF_FAIL(a_this, NULL);
it = xcb_xv_query_adaptors_info_iterator(a_this);
if (a_index >= a_this->num_adaptors)
return NULL;
for (i = 0; i < a_index; i++)
xcb_xv_adaptor_info_next(&it);
return it.data;
}
char
ephyrHostXVAdaptorGetType(const xcb_xv_adaptor_info_t *a_this)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this, -1);
return a_this->type;
}
char *
ephyrHostXVAdaptorGetName(const xcb_xv_adaptor_info_t *a_this)
{
char *name;
EPHYR_RETURN_VAL_IF_FAIL(a_this, NULL);
name = malloc(a_this->name_size + 1);
if (!name)
return NULL;
memcpy(name, xcb_xv_adaptor_info_name(a_this), a_this->name_size);
name[a_this->name_size] = '\0';
return name;
}
EphyrHostVideoFormat*
ephyrHostXVAdaptorGetVideoFormats (const xcb_xv_adaptor_info_t *a_this,
int *a_nb_formats)
{
EphyrHostVideoFormat *formats = NULL;
int nb_formats = 0, i = 0;
xcb_xv_format_t *format = xcb_xv_adaptor_info_formats(a_this);
EPHYR_RETURN_VAL_IF_FAIL(a_this, NULL);
nb_formats = a_this->num_formats;
formats = calloc(nb_formats, sizeof(EphyrHostVideoFormat));
for (i = 0; i < nb_formats; i++) {
xcb_visualtype_t *visual =
xcb_aux_find_visual_by_id(
xcb_aux_get_screen(hostx_get_xcbconn(), hostx_get_screen()),
format[i].visual);
formats[i].depth = format[i].depth;
formats[i].visual_class = visual->_class;
}
if (a_nb_formats)
*a_nb_formats = nb_formats;
return formats;
}
int
ephyrHostXVAdaptorGetNbPorts(const xcb_xv_adaptor_info_t *a_this)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this, -1);
return a_this->num_ports;
}
int
ephyrHostXVAdaptorGetFirstPortID (const xcb_xv_adaptor_info_t *a_this)
{
return a_this->base_id;
}
Bool
ephyrHostXVAdaptorHasPutVideo (const xcb_xv_adaptor_info_t *a_this,
Bool *a_result)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this && a_result, FALSE);
if ((a_this->type & (XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_INPUT_MASK)) ==
(XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_INPUT_MASK))
*a_result = TRUE;
else
*a_result = FALSE;
return TRUE;
}
Bool
ephyrHostXVAdaptorHasGetVideo(const xcb_xv_adaptor_info_t *a_this,
Bool *a_result)
{
if ((a_this->type & (XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_OUTPUT_MASK)) ==
(XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_OUTPUT_MASK))
*a_result = TRUE;
else
*a_result = FALSE;
return TRUE;
}
Bool
ephyrHostXVAdaptorHasPutStill(const xcb_xv_adaptor_info_t *a_this,
Bool *a_result)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this && a_result, FALSE);
if ((a_this->type & (XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_INPUT_MASK)) ==
(XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_INPUT_MASK))
*a_result = TRUE;
else
*a_result = FALSE;
return TRUE;
}
Bool
ephyrHostXVAdaptorHasGetStill(const xcb_xv_adaptor_info_t *a_this,
Bool *a_result)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this && a_result, FALSE);
if ((a_this->type & (XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_OUTPUT_MASK)) ==
(XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_OUTPUT_MASK))
*a_result = TRUE;
else
*a_result = FALSE;
return TRUE;
}
Bool
ephyrHostXVAdaptorHasPutImage(const xcb_xv_adaptor_info_t *a_this,
Bool *a_result)
{
EPHYR_RETURN_VAL_IF_FAIL(a_this && a_result, FALSE);
if ((a_this->type & (XCB_XV_TYPE_IMAGE_MASK | XCB_XV_TYPE_INPUT_MASK)) ==
(XCB_XV_TYPE_IMAGE_MASK | XCB_XV_TYPE_INPUT_MASK))
*a_result = TRUE;
else
*a_result = FALSE;
return TRUE;
}
Bool
ephyrHostXVQueryEncodings(int a_port_id,
EphyrHostEncoding ** a_encodings,
unsigned int *a_num_encodings)
{
EphyrHostEncoding *encodings = NULL;
xcb_xv_encoding_info_iterator_t encoding_info;
xcb_xv_query_encodings_cookie_t cookie;
xcb_xv_query_encodings_reply_t *reply;
unsigned int num_encodings = 0, i;
EPHYR_RETURN_VAL_IF_FAIL(a_encodings && a_num_encodings, FALSE);
cookie = xcb_xv_query_encodings(hostx_get_xcbconn(), a_port_id);
reply = xcb_xv_query_encodings_reply(hostx_get_xcbconn(), cookie, NULL);
if (!reply)
return FALSE;
num_encodings = reply->num_encodings;
encoding_info = xcb_xv_query_encodings_info_iterator(reply);
if (num_encodings) {
encodings = calloc(num_encodings, sizeof (EphyrHostEncoding));
for (i=0; i<num_encodings; i++, xcb_xv_encoding_info_next(&encoding_info)) {
encodings[i].id = encoding_info.data->encoding;
encodings[i].name = malloc(encoding_info.data->name_size + 1);
memcpy(encodings[i].name, xcb_xv_encoding_info_name(encoding_info.data), encoding_info.data->name_size);
encodings[i].name[encoding_info.data->name_size] = '\0';
encodings[i].width = encoding_info.data->width;
encodings[i].height = encoding_info.data->height;
encodings[i].rate.numerator = encoding_info.data->rate.numerator;
encodings[i].rate.denominator = encoding_info.data->rate.denominator;
}
}
free(reply);
*a_encodings = encodings;
*a_num_encodings = num_encodings;
return TRUE;
}
void
ephyrHostEncodingsDelete(EphyrHostEncoding * a_encodings, int a_num_encodings)
{
int i = 0;
if (!a_encodings)
return;
for (i = 0; i < a_num_encodings; i++) {
free(a_encodings[i].name);
a_encodings[i].name = NULL;
}
free(a_encodings);
}
void
ephyrHostAttributesDelete(xcb_xv_query_port_attributes_reply_t *a_attributes)
{
free(a_attributes);
}
Bool
ephyrHostXVQueryPortAttributes(int a_port_id,
xcb_xv_query_port_attributes_reply_t **a_attributes)
{
xcb_xv_query_port_attributes_cookie_t cookie;
xcb_xv_query_port_attributes_reply_t *reply;
xcb_connection_t *conn = hostx_get_xcbconn();
EPHYR_RETURN_VAL_IF_FAIL(a_attributes, FALSE);
cookie = xcb_xv_query_port_attributes(conn, a_port_id);
reply = xcb_xv_query_port_attributes_reply(conn, cookie, NULL);
*a_attributes = reply;
return (reply != NULL);
}
Bool
ephyrHostXVQueryImageFormats(int a_port_id,
EphyrHostImageFormat ** a_formats,
int *a_num_format)
{
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_xv_list_image_formats_cookie_t cookie;
xcb_xv_list_image_formats_reply_t *reply;
xcb_xv_image_format_info_t *format;
EphyrHostImageFormat *ephyrFormats;
int i;
EPHYR_RETURN_VAL_IF_FAIL(a_formats && a_num_format, FALSE);
cookie = xcb_xv_list_image_formats(conn, a_port_id);
reply = xcb_xv_list_image_formats_reply(conn, cookie, NULL);
if (!reply)
return FALSE;
*a_num_format = reply->num_formats;
ephyrFormats = calloc(reply->num_formats, sizeof(EphyrHostImageFormat));
if (!ephyrFormats) {
free(reply);
return FALSE;
}
format = xcb_xv_list_image_formats_format(reply);
for (i = 0; i < reply->num_formats; i++) {
ephyrFormats[i].id = format[i].id;
ephyrFormats[i].type = format[i].type;
ephyrFormats[i].byte_order = format[i].byte_order;
memcpy(ephyrFormats[i].guid, format[i].guid, 16);
ephyrFormats[i].bits_per_pixel = format[i].bpp;
ephyrFormats[i].format = format[i].format;
ephyrFormats[i].num_planes = format[i].num_planes;
ephyrFormats[i].depth = format[i].depth;
ephyrFormats[i].red_mask = format[i].red_mask;
ephyrFormats[i].green_mask = format[i].green_mask;
ephyrFormats[i].blue_mask = format[i].blue_mask;
ephyrFormats[i].y_sample_bits = format[i].y_sample_bits;
ephyrFormats[i].u_sample_bits = format[i].u_sample_bits;
ephyrFormats[i].v_sample_bits = format[i].v_sample_bits;
ephyrFormats[i].horz_y_period = format[i].vhorz_y_period;
ephyrFormats[i].horz_u_period = format[i].vhorz_u_period;
ephyrFormats[i].horz_v_period = format[i].vhorz_v_period;
ephyrFormats[i].vert_y_period = format[i].vvert_y_period;
ephyrFormats[i].vert_u_period = format[i].vvert_u_period;
ephyrFormats[i].vert_v_period = format[i].vvert_v_period;
memcpy(ephyrFormats[i].component_order, format[i].vcomp_order, 32);
ephyrFormats[i].scanline_order = format[i].vscanline_order;
}
*a_formats = ephyrFormats;
free(reply);
return TRUE;
}
Bool
ephyrHostXVSetPortAttribute(int a_port_id, int a_atom, int a_attr_value)
{
EPHYR_LOG("atom,value: (%d,%d)\n", a_atom, a_attr_value);
xcb_xv_set_port_attribute(hostx_get_xcbconn(),
a_port_id,
a_atom,
a_attr_value);
xcb_flush(hostx_get_xcbconn());
EPHYR_LOG("leave\n");
return TRUE;
}
Bool
ephyrHostXVGetPortAttribute(int a_port_id, int a_atom, int *a_attr_value)
{
Bool ret = FALSE;
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_xv_get_port_attribute_cookie_t cookie;
xcb_xv_get_port_attribute_reply_t *reply;
xcb_generic_error_t *e;
EPHYR_RETURN_VAL_IF_FAIL(a_attr_value, FALSE);
EPHYR_LOG("enter, a_port_id: %d, a_atomid: %d\n", a_port_id, a_atom);
cookie = xcb_xv_get_port_attribute(conn, a_port_id, a_atom);
reply = xcb_xv_get_port_attribute_reply(conn, cookie, &e);
if (e) {
EPHYR_LOG_ERROR ("XvGetPortAttribute() failed: %d \n", e->error_code);
free(e);
goto out;
}
*a_attr_value = reply->value;
EPHYR_LOG("atom,value: (%d, %d)\n", a_atom, *a_attr_value);
ret = TRUE;
out:
EPHYR_LOG("leave\n");
return ret;
}
Bool
ephyrHostXVQueryBestSize(int a_port_id,
Bool a_motion,
unsigned int a_frame_w,
unsigned int a_frame_h,
unsigned int a_drw_w,
unsigned int a_drw_h,
unsigned int *a_actual_w, unsigned int *a_actual_h)
{
Bool is_ok = FALSE;
xcb_xv_query_best_size_cookie_t cookie;
xcb_xv_query_best_size_reply_t *reply;
EPHYR_RETURN_VAL_IF_FAIL(a_actual_w && a_actual_h, FALSE);
EPHYR_LOG("enter: frame (%dx%d), drw (%dx%d)\n",
a_frame_w, a_frame_h, a_drw_w, a_drw_h);
cookie = xcb_xv_query_best_size(hostx_get_xcbconn(),
a_port_id,
a_frame_w, a_frame_h,
a_drw_w, a_drw_h,
a_motion);
reply = xcb_xv_query_best_size_reply(hostx_get_xcbconn(), cookie, NULL);
if (!reply) {
EPHYR_LOG_ERROR ("XvQueryBestSize() failed\n");
goto out;
}
*a_actual_w = reply->actual_width;
*a_actual_h = reply->actual_height;
free(reply);
EPHYR_LOG("actual (%dx%d)\n", *a_actual_w, *a_actual_h);
is_ok = TRUE;
out:
free(reply);
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrHostXVQueryImageAttributes(int a_port_id,
int a_image_id /*image fourcc code */ ,
unsigned short *a_width,
unsigned short *a_height,
int *a_image_size,
int *a_pitches, int *a_offsets)
{
xcb_connection_t *conn = hostx_get_xcbconn ();
xcb_xv_query_image_attributes_cookie_t cookie;
xcb_xv_query_image_attributes_reply_t *reply;
EPHYR_RETURN_VAL_IF_FAIL(a_width, FALSE);
EPHYR_RETURN_VAL_IF_FAIL(a_height, FALSE);
EPHYR_RETURN_VAL_IF_FAIL(a_image_size, FALSE);
cookie = xcb_xv_query_image_attributes(conn,
a_port_id, a_image_id,
*a_width, *a_height);
reply = xcb_xv_query_image_attributes_reply(conn, cookie, NULL);
if (!reply)
return FALSE;
if (a_pitches && a_offsets) {
memcpy(a_pitches,
xcb_xv_query_image_attributes_pitches(reply),
reply->num_planes << 2);
memcpy(a_offsets,
xcb_xv_query_image_attributes_offsets(reply),
reply->num_planes << 2);
}
*a_width = reply->width;
*a_height = reply->height;
*a_image_size = reply->data_size;
free(reply);
return TRUE;
}
Bool
ephyrHostGetAtom(const char *a_name, Bool a_create_if_not_exists, int *a_atom)
{
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_intern_atom_cookie_t cookie;
xcb_intern_atom_reply_t *reply;
EPHYR_RETURN_VAL_IF_FAIL(a_atom, FALSE);
cookie = xcb_intern_atom(conn,
a_create_if_not_exists,
strlen(a_name),
a_name);
reply = xcb_intern_atom_reply(conn, cookie, NULL);
if (!reply || reply->atom == None) {
free(reply);
return FALSE;
}
*a_atom = reply->atom;
free(reply);
return TRUE;
}
char *
ephyrHostGetAtomName(int a_atom)
{
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_get_atom_name_cookie_t cookie;
xcb_get_atom_name_reply_t *reply;
char *ret;
cookie = xcb_get_atom_name(conn, a_atom);
reply = xcb_get_atom_name_reply(conn, cookie, NULL);
if (!reply)
return NULL;
ret = malloc(xcb_get_atom_name_name_length(reply) + 1);
if (ret) {
memcpy(ret, xcb_get_atom_name_name(reply),
xcb_get_atom_name_name_length(reply));
ret[xcb_get_atom_name_name_length(reply)] = '\0';
}
free(reply);
return ret;
}
void
ephyrHostFree(void *a_pointer)
{
free(a_pointer);
}
Bool
ephyrHostXVPutImage(int a_screen_num,
int a_port_id,
int a_image_id,
int a_drw_x,
int a_drw_y,
int a_drw_w,
int a_drw_h,
int a_src_x,
int a_src_y,
int a_src_w,
int a_src_h,
int a_image_width,
int a_image_height,
unsigned char *a_buf,
EphyrHostBox * a_clip_rects, int a_clip_rect_nums)
{
Bool is_ok = TRUE;
xcb_connection_t *conn = hostx_get_xcbconn ();
xcb_gcontext_t gc;
xcb_rectangle_t *rects = NULL;
int data_len, width, height;
xcb_xv_query_image_attributes_cookie_t image_attr_cookie;
xcb_xv_query_image_attributes_reply_t *image_attr_reply;
EPHYR_RETURN_VAL_IF_FAIL(a_buf, FALSE);
EPHYR_LOG("enter, num_clip_rects: %d\n", a_clip_rect_nums);
gc = xcb_generate_id(conn);
xcb_create_gc(conn, gc, hostx_get_window(a_screen_num), 0, NULL);
image_attr_cookie = xcb_xv_query_image_attributes(conn,
a_port_id,
a_image_id,
a_image_width,
a_image_height);
image_attr_reply = xcb_xv_query_image_attributes_reply(conn,
image_attr_cookie,
NULL);
if (!image_attr_reply)
goto out;
data_len = image_attr_reply->data_size;
width = image_attr_reply->width;
height = image_attr_reply->height;
free(image_attr_reply);
if (a_clip_rect_nums) {
int i = 0;
rects = calloc(a_clip_rect_nums, sizeof(xcb_rectangle_t));
for (i=0; i < a_clip_rect_nums; i++) {
rects[i].x = a_clip_rects[i].x1;
rects[i].y = a_clip_rects[i].y1;
rects[i].width = a_clip_rects[i].x2 - a_clip_rects[i].x1;
rects[i].height = a_clip_rects[i].y2 - a_clip_rects[i].y1;
EPHYR_LOG("(x,y,w,h): (%d,%d,%d,%d)\n",
rects[i].x, rects[i].y, rects[i].width, rects[i].height);
}
xcb_set_clip_rectangles(conn,
XCB_CLIP_ORDERING_YX_BANDED,
gc,
0,
0,
a_clip_rect_nums,
rects);
free(rects);
}
xcb_xv_put_image(conn,
a_port_id,
hostx_get_window (a_screen_num),
gc,
a_image_id,
a_src_x, a_src_y, a_src_w, a_src_h,
a_drw_x, a_drw_y, a_drw_w, a_drw_h,
width, height,
data_len, a_buf);
is_ok = TRUE;
out:
xcb_free_gc(conn, gc);
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrHostXVPutVideo(int a_screen_num, int a_port_id,
int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
{
Bool is_ok = FALSE;
xcb_gcontext_t gc;
xcb_connection_t *conn = hostx_get_xcbconn();
EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
gc = xcb_generate_id(conn);
xcb_create_gc(conn, gc, hostx_get_window (a_screen_num), 0, NULL);
xcb_xv_put_video(conn,
a_port_id,
hostx_get_window (a_screen_num), gc,
a_vid_x, a_vid_y, a_vid_w, a_vid_h,
a_drw_x, a_drw_y, a_drw_w, a_drw_h);
is_ok = TRUE;
xcb_free_gc(conn, gc);
return is_ok;
}
Bool
ephyrHostXVGetVideo(int a_screen_num, int a_port_id,
int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
{
xcb_gcontext_t gc;
xcb_connection_t *conn = hostx_get_xcbconn();
EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
gc = xcb_generate_id(conn);
xcb_create_gc(conn,
gc,
hostx_get_window (a_screen_num),
0, NULL);
xcb_xv_get_video(conn,
a_port_id,
hostx_get_window (a_screen_num),
gc,
a_vid_x, a_vid_y, a_vid_w, a_vid_h,
a_drw_x, a_drw_y, a_drw_w, a_drw_h);
xcb_free_gc(conn, gc);
return TRUE;
}
Bool
ephyrHostXVPutStill(int a_screen_num, int a_port_id,
int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
{
xcb_connection_t *conn = hostx_get_xcbconn();
xcb_gcontext_t gc;
EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
gc = xcb_generate_id(conn);
xcb_create_gc(conn,
gc,
hostx_get_window (a_screen_num),
0, NULL);
xcb_xv_put_still(conn,
a_port_id,
hostx_get_window (a_screen_num),
gc,
a_vid_x, a_vid_y, a_vid_w, a_vid_h,
a_drw_x, a_drw_y, a_drw_w, a_drw_h);
xcb_free_gc(conn, gc);
return TRUE;
}
Bool
ephyrHostXVGetStill(int a_screen_num, int a_port_id,
int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
{
xcb_gcontext_t gc;
xcb_connection_t *conn = hostx_get_xcbconn();
EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
gc = xcb_generate_id(conn);
xcb_create_gc(conn,
gc,
hostx_get_window (a_screen_num),
0, NULL);
xcb_xv_get_still(conn,
a_port_id,
hostx_get_window (a_screen_num),
gc,
a_vid_x, a_vid_y, a_vid_w, a_vid_h,
a_drw_x, a_drw_y, a_drw_w, a_drw_h);
xcb_free_gc(conn, gc);
return TRUE;
}
Bool
ephyrHostXVStopVideo(int a_screen_num, int a_port_id)
{
xcb_connection_t *conn = hostx_get_xcbconn();
EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
EPHYR_LOG("enter\n");
xcb_xv_stop_video(conn, a_port_id, hostx_get_window (a_screen_num));
EPHYR_LOG("leave\n");
return TRUE;
}
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