* vout_pictures.c : picture management functions
*****************************************************************************
* Copyright (C) 2000 VideoLAN
- * $Id: vout_pictures.c,v 1.24 2002/05/20 19:02:22 sam Exp $
+ * $Id: vout_pictures.c,v 1.38 2003/04/27 17:53:21 gbazin Exp $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Samuel Hocevar <sam@zoy.org>
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <errno.h> /* ENOMEM */
#include <stdlib.h> /* free() */
#include <stdio.h> /* sprintf() */
#include <string.h> /* strerror() */
-#include <videolan/vlc.h>
+#include <vlc/vlc.h>
#include "video.h"
#include "video_output.h"
+#include "vout_pictures.h"
+
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static void vout_CopyPicture( picture_t *p_src, picture_t *p_dest );
+static void CopyPicture( vout_thread_t *, picture_t *, picture_t * );
/*****************************************************************************
* vout_DisplayPicture: display a picture
p_pic->i_status = READY_PICTURE;
break;
default:
- intf_ErrMsg( "error: picture %p has invalid status %d",
- p_pic, p_pic->i_status );
+ msg_Err( p_vout, "picture to display %p has invalid status %d",
+ p_pic, p_pic->i_status );
break;
}
p_pic->i_status = READY_PICTURE;
break;
default:
- intf_ErrMsg( "error: picture %p has invalid status %d",
- p_pic, p_pic->i_status );
+ msg_Err( p_vout, "picture to date %p has invalid status %d",
+ p_pic, p_pic->i_status );
break;
}
* since several pictures can be created by several producers threads.
*****************************************************************************/
picture_t *vout_CreatePicture( vout_thread_t *p_vout,
- boolean_t b_progressive,
- boolean_t b_top_field_first,
- boolean_t b_repeat_first_field )
+ vlc_bool_t b_progressive,
+ vlc_bool_t b_top_field_first,
+ vlc_bool_t b_repeat_first_field )
{
int i_pic; /* picture index */
picture_t * p_pic;
vlc_mutex_lock( &p_vout->picture_lock );
/*
- * Look for an empty place. We start at 1 because the first
- * directbuffer is reserved for memcpy()ed pictures.
+ * Look for an empty place in the picture heap.
*/
- for( i_pic = 0; i_pic < I_RENDERPICTURES && p_freepic == NULL; i_pic++ )
+ for( i_pic = 0; i_pic < I_RENDERPICTURES; i_pic++ )
{
- p_pic = PP_RENDERPICTURE[ i_pic ];
-
- /* If the picture we found is a memory buffer, and we have enough
- * pictures in the stack, and we might have enough room later for
- * a direct buffer, skip it. If no other pictures are found, the
- * video decoder will try again later. */
- if( p_vout->b_direct && ( p_vout->output.i_pictures > 5 )
- && ( p_pic->i_type != DIRECT_PICTURE ) )
- {
- break;
- }
+ p_pic = PP_RENDERPICTURE[(p_vout->render.i_last_used_pic + i_pic + 1)
+ % I_RENDERPICTURES];
switch( p_pic->i_status )
{
* memory allocation needs to be done */
p_pic->i_status = RESERVED_PICTURE;
p_pic->i_refcount = 0;
+ p_pic->b_force = 0;
p_pic->b_progressive = b_progressive;
p_pic->b_repeat_first_field = b_repeat_first_field;
p_pic->b_top_field_first = b_top_field_first;
p_vout->i_heap_size++;
+ p_vout->render.i_last_used_pic =
+ ( p_vout->render.i_last_used_pic + i_pic + 1 )
+ % I_RENDERPICTURES;
vlc_mutex_unlock( &p_vout->picture_lock );
return( p_pic );
case FREE_PICTURE:
/* Picture is empty and ready for allocation */
+ p_vout->render.i_last_used_pic =
+ ( p_vout->render.i_last_used_pic + i_pic + 1 )
+ % I_RENDERPICTURES;
p_freepic = p_pic;
break;
*/
if( p_freepic != NULL )
{
- vout_AllocatePicture( p_freepic,
+ vout_AllocatePicture( p_vout, p_freepic,
p_vout->render.i_width, p_vout->render.i_height,
p_vout->render.i_chroma );
p_freepic->i_type = MEMORY_PICTURE;
p_freepic->i_refcount = 0;
+ p_freepic->b_force = 0;
p_freepic->b_progressive = b_progressive;
p_freepic->b_repeat_first_field = b_repeat_first_field;
p_freepic->i_status = FREE_PICTURE;
p_freepic = NULL;
- intf_ErrMsg( "vout error: picture allocation failed" );
+ msg_Err( p_vout, "picture allocation failed" );
}
vlc_mutex_unlock( &p_vout->picture_lock );
(p_pic->i_status != RESERVED_DATED_PICTURE) &&
(p_pic->i_status != RESERVED_DISP_PICTURE) )
{
- intf_ErrMsg( "error: picture %p has invalid status %d",
- p_pic, p_pic->i_status );
+ msg_Err( p_vout, "picture to destroy %p has invalid status %d",
+ p_pic, p_pic->i_status );
}
#endif
if( p_pic->i_refcount < 0 )
{
- intf_ErrMsg( "vout error: picture refcount is %i", p_pic->i_refcount );
+ msg_Err( p_vout, "picture %p refcount is %i",
+ p_pic, p_pic->i_refcount );
p_pic->i_refcount = 0;
}
if( p_pic->i_type == DIRECT_PICTURE )
{
- if( p_pic->i_refcount )
+ if( !p_vout->render.b_allow_modify_pics || p_pic->i_refcount )
{
/* Picture is in a direct buffer and is still in use,
* we need to copy it to another direct buffer before
/* We have subtitles. First copy the picture to
* the spare direct buffer, then render the
* subtitles. */
- vout_CopyPicture( p_pic, PP_OUTPUTPICTURE[0] );
+ CopyPicture( p_vout, p_pic, PP_OUTPUTPICTURE[0] );
vout_RenderSubPictures( p_vout, PP_OUTPUTPICTURE[0], p_subpic );
/* Picture is not in a direct buffer, but is exactly the
* same size as the direct buffers. A memcpy() is enough,
* then render the subtitles. */
- vout_CopyPicture( p_pic, PP_OUTPUTPICTURE[0] );
+
+ if( PP_OUTPUTPICTURE[0]->pf_lock )
+ if( PP_OUTPUTPICTURE[0]->pf_lock( p_vout, PP_OUTPUTPICTURE[0] ) )
+ {
+ if( PP_OUTPUTPICTURE[0]->pf_unlock )
+ PP_OUTPUTPICTURE[0]->pf_unlock( p_vout, PP_OUTPUTPICTURE[0] );
+
+ return NULL;
+ }
+
+ CopyPicture( p_vout, p_pic, PP_OUTPUTPICTURE[0] );
vout_RenderSubPictures( p_vout, PP_OUTPUTPICTURE[0], p_subpic );
+ if( PP_OUTPUTPICTURE[0]->pf_unlock )
+ PP_OUTPUTPICTURE[0]->pf_unlock( p_vout, PP_OUTPUTPICTURE[0] );
+
return PP_OUTPUTPICTURE[0];
}
* well. This usually means software YUV, or hardware YUV with a
* different chroma. */
+ if( p_vout->p_picture[0].pf_lock )
+ if( p_vout->p_picture[0].pf_lock( p_vout, &p_vout->p_picture[0] ) )
+ return NULL;
+
/* Convert image to the first direct buffer */
p_vout->chroma.pf_convert( p_vout, p_pic, &p_vout->p_picture[0] );
/* Render subpictures on the first direct buffer */
vout_RenderSubPictures( p_vout, &p_vout->p_picture[0], p_subpic );
+ if( p_vout->p_picture[0].pf_unlock )
+ p_vout->p_picture[0].pf_unlock( p_vout, &p_vout->p_picture[0] );
+
return &p_vout->p_picture[0];
}
* This function will be accessed by plugins. It calculates the relative
* position of the output window and the image window.
*****************************************************************************/
-void vout_PlacePicture( vout_thread_t *p_vout, int i_width, int i_height,
- int *pi_x, int *pi_y, int *pi_width, int *pi_height )
+void vout_PlacePicture( vout_thread_t *p_vout,
+ unsigned int i_width, unsigned int i_height,
+ unsigned int *pi_x, unsigned int *pi_y,
+ unsigned int *pi_width, unsigned int *pi_height )
{
if( (i_width <= 0) || (i_height <=0) )
{
* used exactly like a video buffer. The video output thread then manages
* how it gets displayed.
*****************************************************************************/
-void vout_AllocatePicture( picture_t *p_pic,
- int i_width, int i_height, u32 i_chroma )
+void vout_AllocatePicture( vout_thread_t *p_vout, picture_t *p_pic,
+ int i_width, int i_height, vlc_fourcc_t i_chroma )
{
int i_bytes, i_index;
for( i_index = 0; i_index < VOUT_MAX_PLANES; i_index++ )
{
p_pic->p[i_index].p_pixels = NULL;
- p_pic->p[i_index].b_margin = 0;
- p_pic->p[i_index].i_pixel_bytes = 1;
+ p_pic->p[i_index].i_pixel_pitch = 1;
}
/* Calculate coordinates */
switch( i_chroma )
{
+ case FOURCC_I411:
+ p_pic->p[ Y_PLANE ].i_lines = i_height;
+ p_pic->p[ Y_PLANE ].i_pitch = i_width;
+ p_pic->p[ Y_PLANE ].i_visible_pitch = p_pic->p[ Y_PLANE ].i_pitch;
+ p_pic->p[ U_PLANE ].i_lines = i_height;
+ p_pic->p[ U_PLANE ].i_pitch = i_width / 4;
+ p_pic->p[ U_PLANE ].i_visible_pitch = p_pic->p[ U_PLANE ].i_pitch;
+ p_pic->p[ V_PLANE ].i_lines = i_height;
+ p_pic->p[ V_PLANE ].i_pitch = i_width / 4;
+ p_pic->p[ V_PLANE ].i_visible_pitch = p_pic->p[ V_PLANE ].i_pitch;
+ p_pic->i_planes = 3;
+ break;
+
+ case FOURCC_I410:
+ p_pic->p[ Y_PLANE ].i_lines = i_height;
+ p_pic->p[ Y_PLANE ].i_pitch = i_width;
+ p_pic->p[ Y_PLANE ].i_visible_pitch = p_pic->p[ Y_PLANE ].i_pitch;
+ p_pic->p[ U_PLANE ].i_lines = i_height / 4;
+ p_pic->p[ U_PLANE ].i_pitch = i_width / 4;
+ p_pic->p[ U_PLANE ].i_visible_pitch = p_pic->p[ U_PLANE ].i_pitch;
+ p_pic->p[ V_PLANE ].i_lines = i_height / 4;
+ p_pic->p[ V_PLANE ].i_pitch = i_width / 4;
+ p_pic->p[ V_PLANE ].i_visible_pitch = p_pic->p[ V_PLANE ].i_pitch;
+ p_pic->i_planes = 3;
+ break;
+
case FOURCC_YV12:
case FOURCC_I420:
case FOURCC_IYUV:
p_pic->p[ Y_PLANE ].i_lines = i_height;
p_pic->p[ Y_PLANE ].i_pitch = i_width;
- p_pic->p[ Y_PLANE ].i_visible_bytes = p_pic->p[ Y_PLANE ].i_pitch;
+ p_pic->p[ Y_PLANE ].i_visible_pitch = p_pic->p[ Y_PLANE ].i_pitch;
p_pic->p[ U_PLANE ].i_lines = i_height / 2;
p_pic->p[ U_PLANE ].i_pitch = i_width / 2;
- p_pic->p[ U_PLANE ].i_visible_bytes = p_pic->p[ U_PLANE ].i_pitch;
+ p_pic->p[ U_PLANE ].i_visible_pitch = p_pic->p[ U_PLANE ].i_pitch;
p_pic->p[ V_PLANE ].i_lines = i_height / 2;
p_pic->p[ V_PLANE ].i_pitch = i_width / 2;
- p_pic->p[ V_PLANE ].i_visible_bytes = p_pic->p[ V_PLANE ].i_pitch;
+ p_pic->p[ V_PLANE ].i_visible_pitch = p_pic->p[ V_PLANE ].i_pitch;
p_pic->i_planes = 3;
break;
case FOURCC_I422:
p_pic->p[ Y_PLANE ].i_lines = i_height;
p_pic->p[ Y_PLANE ].i_pitch = i_width;
- p_pic->p[ Y_PLANE ].i_visible_bytes = p_pic->p[ Y_PLANE ].i_pitch;
+ p_pic->p[ Y_PLANE ].i_visible_pitch = p_pic->p[ Y_PLANE ].i_pitch;
p_pic->p[ U_PLANE ].i_lines = i_height;
p_pic->p[ U_PLANE ].i_pitch = i_width / 2;
- p_pic->p[ U_PLANE ].i_visible_bytes = p_pic->p[ U_PLANE ].i_pitch;
+ p_pic->p[ U_PLANE ].i_visible_pitch = p_pic->p[ U_PLANE ].i_pitch;
p_pic->p[ V_PLANE ].i_lines = i_height;
p_pic->p[ V_PLANE ].i_pitch = i_width / 2;
- p_pic->p[ V_PLANE ].i_visible_bytes = p_pic->p[ V_PLANE ].i_pitch;
+ p_pic->p[ V_PLANE ].i_visible_pitch = p_pic->p[ V_PLANE ].i_pitch;
p_pic->i_planes = 3;
break;
case FOURCC_I444:
p_pic->p[ Y_PLANE ].i_lines = i_height;
p_pic->p[ Y_PLANE ].i_pitch = i_width;
- p_pic->p[ Y_PLANE ].i_visible_bytes = p_pic->p[ Y_PLANE ].i_pitch;
+ p_pic->p[ Y_PLANE ].i_visible_pitch = p_pic->p[ Y_PLANE ].i_pitch;
p_pic->p[ U_PLANE ].i_lines = i_height;
p_pic->p[ U_PLANE ].i_pitch = i_width;
- p_pic->p[ U_PLANE ].i_visible_bytes = p_pic->p[ U_PLANE ].i_pitch;
+ p_pic->p[ U_PLANE ].i_visible_pitch = p_pic->p[ U_PLANE ].i_pitch;
p_pic->p[ V_PLANE ].i_lines = i_height;
p_pic->p[ V_PLANE ].i_pitch = i_width;
- p_pic->p[ V_PLANE ].i_visible_bytes = p_pic->p[ V_PLANE ].i_pitch;
+ p_pic->p[ V_PLANE ].i_visible_pitch = p_pic->p[ V_PLANE ].i_pitch;
p_pic->i_planes = 3;
break;
case FOURCC_Y211:
p_pic->p->i_lines = i_height;
p_pic->p->i_pitch = i_width;
- p_pic->p->i_visible_bytes = p_pic->p->i_pitch;
- p_pic->p->i_pixel_bytes = 4;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 4;
p_pic->i_planes = 1;
break;
case FOURCC_YUY2:
p_pic->p->i_lines = i_height;
p_pic->p->i_pitch = i_width * 2;
- p_pic->p->i_visible_bytes = p_pic->p->i_pitch;
- p_pic->p->i_pixel_bytes = 4;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 4;
+ p_pic->i_planes = 1;
+ break;
+
+ case FOURCC_RGB2:
+ p_pic->p->i_lines = i_height;
+ p_pic->p->i_pitch = i_width;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 1;
p_pic->i_planes = 1;
break;
case FOURCC_RV15:
p_pic->p->i_lines = i_height;
p_pic->p->i_pitch = i_width * 2;
- p_pic->p->i_visible_bytes = p_pic->p->i_pitch;
- p_pic->p->i_pixel_bytes = 2;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 2;
+/* FIXME: p_heap isn't always reachable
p_pic->p_heap->i_rmask = 0x001f;
p_pic->p_heap->i_gmask = 0x03e0;
- p_pic->p_heap->i_bmask = 0x7c00;
+ p_pic->p_heap->i_bmask = 0x7c00; */
p_pic->i_planes = 1;
break;
case FOURCC_RV16:
p_pic->p->i_lines = i_height;
p_pic->p->i_pitch = i_width * 2;
- p_pic->p->i_visible_bytes = p_pic->p->i_pitch;
- p_pic->p->i_pixel_bytes = 2;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 2;
+/* FIXME: p_heap isn't always reachable
p_pic->p_heap->i_rmask = 0x001f;
p_pic->p_heap->i_gmask = 0x07e0;
- p_pic->p_heap->i_bmask = 0xf800;
+ p_pic->p_heap->i_bmask = 0xf800; */
+ p_pic->i_planes = 1;
+ break;
+
+ case FOURCC_RV24:
+ p_pic->p->i_lines = i_height;
+ p_pic->p->i_pitch = i_width * 3;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 3;
+/* FIXME: p_heap isn't always reachable
+ p_pic->p_heap->i_rmask = 0xff0000;
+ p_pic->p_heap->i_gmask = 0x00ff00;
+ p_pic->p_heap->i_bmask = 0x0000ff; */
p_pic->i_planes = 1;
break;
case FOURCC_RV32:
p_pic->p->i_lines = i_height;
p_pic->p->i_pitch = i_width * 4;
- p_pic->p->i_visible_bytes = p_pic->p->i_pitch;
- p_pic->p->i_pixel_bytes = 4;
+ p_pic->p->i_visible_pitch = p_pic->p->i_pitch;
+ p_pic->p->i_pixel_pitch = 4;
+/* FIXME: p_heap isn't always reachable
p_pic->p_heap->i_rmask = 0xff0000;
p_pic->p_heap->i_gmask = 0x00ff00;
- p_pic->p_heap->i_bmask = 0x0000ff;
+ p_pic->p_heap->i_bmask = 0x0000ff; */
p_pic->i_planes = 1;
break;
default:
- intf_ErrMsg( "vout error: unknown chroma type 0x%.8x (%4.4s)",
- i_chroma, (char*)&i_chroma );
+ msg_Err( p_vout, "unknown chroma type 0x%.8x (%4.4s)",
+ i_chroma, (char*)&i_chroma );
p_pic->i_planes = 0;
return;
}
}
}
+/*****************************************************************************
+ * vout_ChromaCmp: compare two chroma values
+ *****************************************************************************
+ * This function returns 1 if the two fourcc values given as argument are
+ * the same format (eg. UYVY / UYNV) or almost the same format (eg. I420/YV12)
+ *****************************************************************************/
+int vout_ChromaCmp( vlc_fourcc_t i_chroma, vlc_fourcc_t i_amorhc )
+{
+ /* If they are the same, they are the same ! */
+ if( i_chroma == i_amorhc )
+ {
+ return 1;
+ }
+
+ /* Check for equivalence classes */
+ switch( i_chroma )
+ {
+ case FOURCC_I420:
+ case FOURCC_IYUV:
+ case FOURCC_YV12:
+ switch( i_amorhc )
+ {
+ case FOURCC_I420:
+ case FOURCC_IYUV:
+ case FOURCC_YV12:
+ return 1;
+
+ default:
+ return 0;
+ }
+
+ case FOURCC_UYVY:
+ case FOURCC_UYNV:
+ case FOURCC_Y422:
+ switch( i_amorhc )
+ {
+ case FOURCC_UYVY:
+ case FOURCC_UYNV:
+ case FOURCC_Y422:
+ return 1;
+
+ default:
+ return 0;
+ }
+
+ case FOURCC_YUY2:
+ case FOURCC_YUNV:
+ switch( i_amorhc )
+ {
+ case FOURCC_YUY2:
+ case FOURCC_YUNV:
+ return 1;
+
+ default:
+ return 0;
+ }
+
+ default:
+ return 0;
+ }
+}
+
/* Following functions are local */
/*****************************************************************************
- * vout_CopyPicture: copy a picture to another one
+ * CopyPicture: copy a picture to another one
*****************************************************************************
* This function takes advantage of the image format, and reduces the
* number of calls to memcpy() to the minimum. Source and destination
- * images must have same width, height, and chroma.
+ * images must have same width (hence i_visible_pitch), height, and chroma.
*****************************************************************************/
-static void vout_CopyPicture( picture_t *p_src, picture_t *p_dest )
+static void CopyPicture( vout_thread_t * p_vout,
+ picture_t *p_src, picture_t *p_dest )
{
int i;
{
if( p_src->p[i].i_pitch == p_dest->p[i].i_pitch )
{
- if( p_src->p[i].b_margin )
- {
- /* If p_src->b_margin is set, p_dest->b_margin must be set */
- if( p_dest->p[i].b_hidden )
- {
- /* There are margins, but they are hidden : perfect ! */
- FAST_MEMCPY( p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
- p_src->p[i].i_pitch * p_src->p[i].i_lines );
- continue;
- }
- else
- {
- /* We can't directly copy the margin. Too bad. */
- }
- }
- else
- {
- /* Same pitch, no margins : perfect ! */
- FAST_MEMCPY( p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
- p_src->p[i].i_pitch * p_src->p[i].i_lines );
- continue;
- }
+ /* There are margins, but with the same width : perfect ! */
+ p_vout->p_vlc->pf_memcpy(
+ p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
+ p_src->p[i].i_pitch * p_src->p[i].i_lines );
}
else
{
- /* Pitch values are different */
- }
-
- /* We need to proceed line by line */
- {
- u8 *p_in = p_src->p[i].p_pixels, *p_out = p_dest->p[i].p_pixels;
+ /* We need to proceed line by line */
+ uint8_t *p_in = p_src->p[i].p_pixels;
+ uint8_t *p_out = p_dest->p[i].p_pixels;
int i_line;
for( i_line = p_src->p[i].i_lines; i_line--; )
{
- FAST_MEMCPY( p_out, p_in, p_src->p[i].i_visible_bytes );
+ p_vout->p_vlc->pf_memcpy( p_out, p_in,
+ p_src->p[i].i_visible_pitch );
p_in += p_src->p[i].i_pitch;
p_out += p_dest->p[i].i_pitch;
}
}
}
+ p_dest->date = p_src->date;
}
-