X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fvideo_output%2Fvout_pictures.c;h=8c63e33b3fc9532bcbac5fa5f1d4b8d8c6adc69d;hb=2649d28f49d3dc1cafced0ca9153d93e27592d91;hp=0d7ba5bb41943f2fe154512d2a2e980c463b2201;hpb=cf5b3832dc6ad3fb4e55e9506e7e803d3e26ed53;p=vlc diff --git a/src/video_output/vout_pictures.c b/src/video_output/vout_pictures.c index 0d7ba5bb41..8c63e33b3f 100644 --- a/src/video_output/vout_pictures.c +++ b/src/video_output/vout_pictures.c @@ -1,8 +1,8 @@ /***************************************************************************** * vout_pictures.c : picture management functions ***************************************************************************** - * Copyright (C) 2000 VideoLAN - * $Id: vout_pictures.c,v 1.20 2002/04/05 01:05:22 gbazin Exp $ + * Copyright (C) 2000-2004 the VideoLAN team + * $Id$ * * Authors: Vincent Seguin * Samuel Hocevar @@ -19,29 +19,32 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ -#include /* ENOMEM */ -#include /* free() */ -#include /* sprintf() */ -#include /* strerror() */ -#include +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif -#include "video.h" -#include "video_output.h" +#include +#include +#include +#include +#include "vout_pictures.h" -/***************************************************************************** - * vout_DisplayPicture: display a picture - ***************************************************************************** - * Remove the reservation flag of a picture, which will cause it to be ready for - * display. The picture won't be displayed until vout_DatePicture has been +#include + +/** + * Display a picture + * + * Remove the reservation flag of a picture, which will cause it to be ready + * for display. The picture won't be displayed until vout_DatePicture has been * called. - *****************************************************************************/ + */ void vout_DisplayPicture( vout_thread_t *p_vout, picture_t *p_pic ) { vlc_mutex_lock( &p_vout->picture_lock ); @@ -54,21 +57,24 @@ void vout_DisplayPicture( vout_thread_t *p_vout, picture_t *p_pic ) 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; } vlc_mutex_unlock( &p_vout->picture_lock ); } -/***************************************************************************** - * vout_DatePicture: date a picture - ***************************************************************************** +/** + * Date a picture + * * Remove the reservation flag of a picture, which will cause it to be ready * for display. The picture won't be displayed until vout_DisplayPicture has * been called. - *****************************************************************************/ + * \param p_vout The vout in question + * \param p_pic The picture to date + * \param date The date to display the picture + */ void vout_DatePicture( vout_thread_t *p_vout, picture_t *p_pic, mtime_t date ) { @@ -83,26 +89,56 @@ void vout_DatePicture( vout_thread_t *p_vout, 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; } vlc_mutex_unlock( &p_vout->picture_lock ); } -/***************************************************************************** - * vout_CreatePicture: allocate a picture in the video output heap. - ***************************************************************************** +/** + * Allocate a picture in the video output heap. + * * This function creates a reserved image in the video output heap. * A null pointer is returned if the function fails. This method provides an - * already allocated zone of memory in the picture data fields. It needs locking - * since several pictures can be created by several producers threads. - *****************************************************************************/ + * already allocated zone of memory in the picture data fields. + * It needs locking since several pictures can be created by several producers + * threads. + */ +int vout_CountPictureAvailable( vout_thread_t *p_vout ) +{ + int i_free = 0; + int i_pic; + + vlc_mutex_lock( &p_vout->picture_lock ); + for( i_pic = 0; i_pic < I_RENDERPICTURES; i_pic++ ) + { + picture_t *p_pic = PP_RENDERPICTURE[(p_vout->render.i_last_used_pic + i_pic + 1) % I_RENDERPICTURES]; + + switch( p_pic->i_status ) + { + case DESTROYED_PICTURE: + i_free++; + break; + + case FREE_PICTURE: + i_free++; + break; + + default: + break; + } + } + vlc_mutex_unlock( &p_vout->picture_lock ); + + return i_free; +} + 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 ) + bool b_progressive, + bool b_top_field_first, + unsigned int i_nb_fields ) { int i_pic; /* picture index */ picture_t * p_pic; @@ -112,22 +148,12 @@ picture_t *vout_CreatePicture( vout_thread_t *p_vout, 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 ) { @@ -137,17 +163,24 @@ picture_t *vout_CreatePicture( vout_thread_t *p_vout, * 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->i_nb_fields = i_nb_fields; 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; @@ -161,20 +194,23 @@ picture_t *vout_CreatePicture( vout_thread_t *p_vout, */ if( p_freepic != NULL ) { - vout_AllocatePicture( p_freepic, + vout_AllocatePicture( VLC_OBJECT(p_vout), + p_freepic, p_vout->render.i_chroma, p_vout->render.i_width, p_vout->render.i_height, - p_vout->render.i_chroma ); + p_vout->render.i_aspect ); if( p_freepic->i_planes ) { /* Copy picture information, set some default values */ p_freepic->i_status = RESERVED_PICTURE; p_freepic->i_type = MEMORY_PICTURE; + p_freepic->b_slow = 0; 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_nb_fields = i_nb_fields; p_freepic->b_top_field_first = b_top_field_first; p_freepic->i_matrix_coefficients = 1; @@ -187,7 +223,7 @@ picture_t *vout_CreatePicture( vout_thread_t *p_vout, 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 ); @@ -202,25 +238,25 @@ picture_t *vout_CreatePicture( vout_thread_t *p_vout, return( NULL ); } -/***************************************************************************** - * vout_DestroyPicture: remove a permanent or reserved picture from the heap - ***************************************************************************** +/** + * Remove a permanent or reserved picture from the heap + * * This function frees a previously reserved picture or a permanent * picture. It is meant to be used when the construction of a picture aborted. * Note that the picture will be destroyed even if it is linked ! - *****************************************************************************/ + */ void vout_DestroyPicture( vout_thread_t *p_vout, picture_t *p_pic ) { vlc_mutex_lock( &p_vout->picture_lock ); -#ifdef DEBUG +#ifndef NDEBUG /* Check if picture status is valid */ if( (p_pic->i_status != RESERVED_PICTURE) && (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 @@ -230,12 +266,12 @@ void vout_DestroyPicture( vout_thread_t *p_vout, picture_t *p_pic ) vlc_mutex_unlock( &p_vout->picture_lock ); } -/***************************************************************************** - * vout_LinkPicture: increment reference counter of a picture - ***************************************************************************** +/** + * Increment reference counter of a picture + * * This function increments the reference counter of a picture in the video * heap. It needs a lock since several producer threads can access the picture. - *****************************************************************************/ + */ void vout_LinkPicture( vout_thread_t *p_vout, picture_t *p_pic ) { vlc_mutex_lock( &p_vout->picture_lock ); @@ -243,22 +279,16 @@ void vout_LinkPicture( vout_thread_t *p_vout, picture_t *p_pic ) vlc_mutex_unlock( &p_vout->picture_lock ); } -/***************************************************************************** - * vout_UnlinkPicture: decrement reference counter of a picture - ***************************************************************************** - * This function decrement the reference counter of a picture in the video heap. - *****************************************************************************/ +/** + * Decrement reference counter of a picture + * + * This function decrement the reference counter of a picture in the video heap + */ void vout_UnlinkPicture( vout_thread_t *p_vout, picture_t *p_pic ) { vlc_mutex_lock( &p_vout->picture_lock ); p_pic->i_refcount--; - if( p_pic->i_refcount < 0 ) - { - intf_ErrMsg( "vout error: picture refcount is %i", p_pic->i_refcount ); - p_pic->i_refcount = 0; - } - if( ( p_pic->i_refcount == 0 ) && ( p_pic->i_status == DISPLAYED_PICTURE ) ) { @@ -269,26 +299,33 @@ void vout_UnlinkPicture( vout_thread_t *p_vout, picture_t *p_pic ) vlc_mutex_unlock( &p_vout->picture_lock ); } -/***************************************************************************** - * vout_RenderPicture: render a picture - ***************************************************************************** +/** + * Render a picture + * * This function chooses whether the current picture needs to be copied * before rendering, does the subpicture magic, and tells the video output * thread which direct buffer needs to be displayed. - *****************************************************************************/ + */ picture_t * vout_RenderPicture( vout_thread_t *p_vout, picture_t *p_pic, subpicture_t *p_subpic ) { + int i_scale_width, i_scale_height; + if( p_pic == NULL ) { /* XXX: subtitles */ - return NULL; } + i_scale_width = p_vout->fmt_out.i_visible_width * 1000 / + p_vout->fmt_in.i_visible_width; + i_scale_height = p_vout->fmt_out.i_visible_height * 1000 / + p_vout->fmt_in.i_visible_height; + if( p_pic->i_type == DIRECT_PICTURE ) { - if( p_pic->i_refcount ) + if( !p_vout->render.b_allow_modify_pics || p_pic->i_refcount || + p_pic->b_force ) { /* Picture is in a direct buffer and is still in use, * we need to copy it to another direct buffer before @@ -298,9 +335,11 @@ picture_t * vout_RenderPicture( vout_thread_t *p_vout, picture_t *p_pic, /* We have subtitles. First copy the picture to * the spare direct buffer, then render the * subtitles. */ - vout_CopyPicture( p_pic, PP_OUTPUTPICTURE[0] ); + vout_CopyPicture( p_vout, PP_OUTPUTPICTURE[0], p_pic ); - vout_RenderSubPictures( p_vout, PP_OUTPUTPICTURE[0], p_subpic ); + spu_RenderSubpictures( p_vout->p_spu, &p_vout->fmt_out, + PP_OUTPUTPICTURE[0], p_pic, p_subpic, + i_scale_width, i_scale_height ); return PP_OUTPUTPICTURE[0]; } @@ -314,7 +353,8 @@ picture_t * vout_RenderPicture( vout_thread_t *p_vout, picture_t *p_pic, /* Picture is in a direct buffer but isn't used by the * decoder. We can safely render subtitles on it and * display it. */ - vout_RenderSubPictures( p_vout, p_pic, p_subpic ); + spu_RenderSubpictures( p_vout->p_spu, &p_vout->fmt_out, p_pic, p_pic, + p_subpic, i_scale_width, i_scale_height ); return p_pic; } @@ -326,9 +366,18 @@ picture_t * vout_RenderPicture( vout_thread_t *p_vout, picture_t *p_pic, /* 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] ); - vout_RenderSubPictures( p_vout, PP_OUTPUTPICTURE[0], p_subpic ); + if( PP_OUTPUTPICTURE[0]->pf_lock ) + if( PP_OUTPUTPICTURE[0]->pf_lock( p_vout, PP_OUTPUTPICTURE[0] ) ) + return NULL; + + vout_CopyPicture( p_vout, PP_OUTPUTPICTURE[0], p_pic ); + spu_RenderSubpictures( p_vout->p_spu, &p_vout->fmt_out, + PP_OUTPUTPICTURE[0], p_pic, + p_subpic, i_scale_width, i_scale_height ); + + if( PP_OUTPUTPICTURE[0]->pf_unlock ) + PP_OUTPUTPICTURE[0]->pf_unlock( p_vout, PP_OUTPUTPICTURE[0] ); return PP_OUTPUTPICTURE[0]; } @@ -338,28 +387,76 @@ picture_t * vout_RenderPicture( vout_thread_t *p_vout, picture_t *p_pic, * well. This usually means software YUV, or hardware YUV with a * different chroma. */ - /* Convert image to the first direct buffer */ - p_vout->chroma.pf_convert( p_vout, p_pic, &p_vout->p_picture[0] ); + if( p_subpic != NULL && p_vout->p_picture[0].b_slow ) + { + /* The picture buffer is in slow memory. We'll use + * the "2 * VOUT_MAX_PICTURES + 1" picture as a temporary + * one for subpictures rendering. */ + picture_t *p_tmp_pic = &p_vout->p_picture[2 * VOUT_MAX_PICTURES]; + if( p_tmp_pic->i_status == FREE_PICTURE ) + { + vout_AllocatePicture( VLC_OBJECT(p_vout), + p_tmp_pic, p_vout->fmt_out.i_chroma, + p_vout->fmt_out.i_width, + p_vout->fmt_out.i_height, + p_vout->fmt_out.i_aspect ); + p_tmp_pic->i_type = MEMORY_PICTURE; + p_tmp_pic->i_status = RESERVED_PICTURE; + /* some modules (such as blend) needs to know the extra information in picture heap */ + p_tmp_pic->p_heap = &p_vout->output; + } + + /* Convert image to the first direct buffer */ + p_vout->p_chroma->p_owner = (filter_owner_sys_t *)p_tmp_pic; + p_vout->p_chroma->pf_video_filter( p_vout->p_chroma, p_pic ); + + /* Render subpictures on the first direct buffer */ + spu_RenderSubpictures( p_vout->p_spu, &p_vout->fmt_out, p_tmp_pic, + p_tmp_pic, p_subpic, + i_scale_width, i_scale_height ); - /* 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_lock ) + if( p_vout->p_picture[0].pf_lock( p_vout, &p_vout->p_picture[0] ) ) + return NULL; + + vout_CopyPicture( p_vout, &p_vout->p_picture[0], p_tmp_pic ); + } + else + { + 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->p_chroma->p_owner = (filter_owner_sys_t *)&p_vout->p_picture[0]; + p_vout->p_chroma->pf_video_filter( p_vout->p_chroma, p_pic ); + + /* Render subpictures on the first direct buffer */ + spu_RenderSubpictures( p_vout->p_spu, &p_vout->fmt_out, + &p_vout->p_picture[0], &p_vout->p_picture[0], + p_subpic, i_scale_width, i_scale_height ); + } + + 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]; } -/***************************************************************************** - * vout_PlacePicture: calculate image window coordinates - ***************************************************************************** +/** + * Calculate image window coordinates + * * 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) ) { *pi_width = *pi_height = *pi_x = *pi_y = 0; - return; } @@ -370,156 +467,633 @@ void vout_PlacePicture( vout_thread_t *p_vout, int i_width, int i_height, } else { - *pi_width = __MIN( i_width, p_vout->render.i_width ); - *pi_height = __MIN( i_height, p_vout->render.i_height ); + *pi_width = __MIN( i_width, p_vout->fmt_in.i_visible_width ); + *pi_height = __MIN( i_height, p_vout->fmt_in.i_visible_height ); } - if( VOUT_ASPECT_FACTOR * *pi_width / *pi_height < p_vout->render.i_aspect ) + if( p_vout->fmt_in.i_visible_width * (int64_t)p_vout->fmt_in.i_sar_num * + *pi_height / p_vout->fmt_in.i_visible_height / + p_vout->fmt_in.i_sar_den > *pi_width ) { - *pi_width = *pi_height * p_vout->render.i_aspect / VOUT_ASPECT_FACTOR; + *pi_height = p_vout->fmt_in.i_visible_height * + (int64_t)p_vout->fmt_in.i_sar_den * *pi_width / + p_vout->fmt_in.i_visible_width / p_vout->fmt_in.i_sar_num; } else { - *pi_height = *pi_width * VOUT_ASPECT_FACTOR / p_vout->render.i_aspect; + *pi_width = p_vout->fmt_in.i_visible_width * + (int64_t)p_vout->fmt_in.i_sar_num * *pi_height / + p_vout->fmt_in.i_visible_height / p_vout->fmt_in.i_sar_den; } - if( *pi_width > i_width ) + switch( p_vout->i_alignment & VOUT_ALIGN_HMASK ) { - *pi_width = i_width; - *pi_height = VOUT_ASPECT_FACTOR * *pi_width / p_vout->render.i_aspect; + case VOUT_ALIGN_LEFT: + *pi_x = 0; + break; + case VOUT_ALIGN_RIGHT: + *pi_x = i_width - *pi_width; + break; + default: + *pi_x = ( i_width - *pi_width ) / 2; } - if( *pi_height > i_height ) + switch( p_vout->i_alignment & VOUT_ALIGN_VMASK ) { - *pi_height = i_height; - *pi_width = *pi_height * p_vout->render.i_aspect / VOUT_ASPECT_FACTOR; + case VOUT_ALIGN_TOP: + *pi_y = 0; + break; + case VOUT_ALIGN_BOTTOM: + *pi_y = i_height - *pi_height; + break; + default: + *pi_y = ( i_height - *pi_height ) / 2; } - - *pi_x = ( i_width - *pi_width ) / 2; - *pi_y = ( i_height - *pi_height ) / 2; } -/***************************************************************************** - * vout_AllocatePicture: allocate a new picture in the heap. - ***************************************************************************** +/** + * Allocate a new picture in the heap. + * * This function allocates a fake direct buffer in memory, which can be * 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 ) + */ +int __vout_AllocatePicture( vlc_object_t *p_this, picture_t *p_pic, + vlc_fourcc_t i_chroma, + int i_width, int i_height, int i_aspect ) { - int i_bytes, i_index; + int i_bytes, i_index, i_width_aligned, i_height_aligned; + + /* Make sure the real dimensions are a multiple of 16 */ + i_width_aligned = (i_width + 15) >> 4 << 4; + i_height_aligned = (i_height + 15) >> 4 << 4; + + if( vout_InitPicture( p_this, p_pic, i_chroma, + i_width, i_height, i_aspect ) != VLC_SUCCESS ) + { + p_pic->i_planes = 0; + return VLC_EGENERIC; + } + + /* Calculate how big the new image should be */ + i_bytes = p_pic->format.i_bits_per_pixel * + i_width_aligned * i_height_aligned / 8; + + p_pic->p_data = vlc_memalign( &p_pic->p_data_orig, 16, i_bytes ); + + if( p_pic->p_data == NULL ) + { + p_pic->i_planes = 0; + return VLC_EGENERIC; + } + + /* Fill the p_pixels field for each plane */ + p_pic->p[ 0 ].p_pixels = p_pic->p_data; + + for( i_index = 1; i_index < p_pic->i_planes; i_index++ ) + { + p_pic->p[i_index].p_pixels = p_pic->p[i_index-1].p_pixels + + p_pic->p[i_index-1].i_lines * p_pic->p[i_index-1].i_pitch; + } + + return VLC_SUCCESS; +} + +/** + * Initialise the video format fields given chroma/size. + * + * This function initializes all the video_frame_format_t fields given the + * static properties of a picture (chroma and size). + * \param p_format Pointer to the format structure to initialize + * \param i_chroma Chroma to set + * \param i_width Width to set + * \param i_height Height to set + * \param i_aspect Aspect ratio + */ +void vout_InitFormat( video_frame_format_t *p_format, vlc_fourcc_t i_chroma, + int i_width, int i_height, int i_aspect ) +{ + p_format->i_chroma = i_chroma; + p_format->i_width = p_format->i_visible_width = i_width; + p_format->i_height = p_format->i_visible_height = i_height; + p_format->i_x_offset = p_format->i_y_offset = 0; + p_format->i_aspect = i_aspect; + +#if 0 + /* Assume we have square pixels */ + if( i_width && i_height ) + p_format->i_aspect = i_width * VOUT_ASPECT_FACTOR / i_height; + else + p_format->i_aspect = 0; +#endif + + switch( i_chroma ) + { + case FOURCC_YUVA: + p_format->i_bits_per_pixel = 32; + break; + case FOURCC_I444: + case FOURCC_J444: + p_format->i_bits_per_pixel = 24; + break; + case FOURCC_I422: + case FOURCC_YUY2: + case FOURCC_UYVY: + case FOURCC_J422: + p_format->i_bits_per_pixel = 16; + break; + case FOURCC_I440: + case FOURCC_J440: + p_format->i_bits_per_pixel = 16; + break; + case FOURCC_I411: + case FOURCC_YV12: + case FOURCC_I420: + case FOURCC_J420: + case FOURCC_IYUV: + p_format->i_bits_per_pixel = 12; + break; + case FOURCC_I410: + case FOURCC_YVU9: + p_format->i_bits_per_pixel = 9; + break; + case FOURCC_Y211: + p_format->i_bits_per_pixel = 8; + break; + case FOURCC_YUVP: + p_format->i_bits_per_pixel = 8; + break; + + case FOURCC_RV32: + case FOURCC_RGBA: + p_format->i_bits_per_pixel = 32; + break; + case FOURCC_RV24: + p_format->i_bits_per_pixel = 24; + break; + case FOURCC_RV15: + case FOURCC_RV16: + p_format->i_bits_per_pixel = 16; + break; + case FOURCC_RGB2: + p_format->i_bits_per_pixel = 8; + break; + + case FOURCC_GREY: + case FOURCC_Y800: + case FOURCC_Y8: + p_format->i_bits_per_pixel = 8; + break; + + default: + p_format->i_bits_per_pixel = 0; + break; + } +} + +/** + * Initialise the picture_t fields given chroma/size. + * + * This function initializes most of the picture_t fields given a chroma and + * size. It makes the assumption that stride == width. + * \param p_this The calling object + * \param p_pic Pointer to the picture to initialize + * \param i_chroma The chroma fourcc to set + * \param i_width The width of the picture + * \param i_height The height of the picture + * \param i_aspect The aspect ratio of the picture + */ +int __vout_InitPicture( vlc_object_t *p_this, picture_t *p_pic, + vlc_fourcc_t i_chroma, + int i_width, int i_height, int i_aspect ) +{ + int i_index, i_width_aligned, i_height_aligned; /* Store default values */ 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; } + p_pic->pf_release = 0; + p_pic->pf_lock = 0; + p_pic->pf_unlock = 0; + p_pic->i_refcount = 0; + + p_pic->p_q = NULL; + p_pic->i_qstride = 0; + p_pic->i_qtype = 0; + + vout_InitFormat( &p_pic->format, i_chroma, i_width, i_height, i_aspect ); + + /* Make sure the real dimensions are a multiple of 16 */ + i_width_aligned = (i_width + 15) >> 4 << 4; + i_height_aligned = (i_height + 15) >> 4 << 4; + /* Calculate coordinates */ switch( i_chroma ) { + case FOURCC_I411: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned; + p_pic->p[ U_PLANE ].i_visible_lines = i_height; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned / 4; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width / 4; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned; + p_pic->p[ V_PLANE ].i_visible_lines = i_height; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned / 4; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width / 4; + p_pic->i_planes = 3; + break; + + case FOURCC_I410: + case FOURCC_YVU9: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned / 4; + p_pic->p[ U_PLANE ].i_visible_lines = i_height / 4; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned / 4; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width / 4; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned / 4; + p_pic->p[ V_PLANE ].i_visible_lines = i_height / 4; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned / 4; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width / 4; + 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[ U_PLANE ].i_lines = i_height / 2; - p_pic->p[ U_PLANE ].i_pitch = i_width / 2; - p_pic->p[ V_PLANE ].i_lines = i_height / 2; - p_pic->p[ V_PLANE ].i_pitch = i_width / 2; + case FOURCC_J420: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned / 2; + p_pic->p[ U_PLANE ].i_visible_lines = i_height / 2; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned / 2; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width / 2; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned / 2; + p_pic->p[ V_PLANE ].i_visible_lines = i_height / 2; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned / 2; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width / 2; 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[ U_PLANE ].i_lines = i_height; - p_pic->p[ U_PLANE ].i_pitch = i_width / 2; - p_pic->p[ V_PLANE ].i_lines = i_height; - p_pic->p[ V_PLANE ].i_pitch = i_width / 2; + case FOURCC_J422: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned; + p_pic->p[ U_PLANE ].i_visible_lines = i_height; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned / 2; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width / 2; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned; + p_pic->p[ V_PLANE ].i_visible_lines = i_height; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned / 2; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width / 2; + p_pic->i_planes = 3; + break; + + case FOURCC_I440: + case FOURCC_J440: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned / 2; + p_pic->p[ U_PLANE ].i_visible_lines = i_height / 2; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned / 2; + p_pic->p[ V_PLANE ].i_visible_lines = i_height / 2; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width; 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[ U_PLANE ].i_lines = i_height; - p_pic->p[ U_PLANE ].i_pitch = i_width; - p_pic->p[ V_PLANE ].i_lines = i_height; - p_pic->p[ V_PLANE ].i_pitch = i_width; + case FOURCC_J444: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned; + p_pic->p[ U_PLANE ].i_visible_lines = i_height; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned; + p_pic->p[ V_PLANE ].i_visible_lines = i_height; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width; p_pic->i_planes = 3; break; + case FOURCC_YUVA: + p_pic->p[ Y_PLANE ].i_lines = i_height_aligned; + p_pic->p[ Y_PLANE ].i_visible_lines = i_height; + p_pic->p[ Y_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ Y_PLANE ].i_visible_pitch = i_width; + p_pic->p[ U_PLANE ].i_lines = i_height_aligned; + p_pic->p[ U_PLANE ].i_visible_lines = i_height; + p_pic->p[ U_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ U_PLANE ].i_visible_pitch = i_width; + p_pic->p[ V_PLANE ].i_lines = i_height_aligned; + p_pic->p[ V_PLANE ].i_visible_lines = i_height; + p_pic->p[ V_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ V_PLANE ].i_visible_pitch = i_width; + p_pic->p[ A_PLANE ].i_lines = i_height_aligned; + p_pic->p[ A_PLANE ].i_visible_lines = i_height; + p_pic->p[ A_PLANE ].i_pitch = i_width_aligned; + p_pic->p[ A_PLANE ].i_visible_pitch = i_width; + p_pic->i_planes = 4; + break; + + case FOURCC_YUVP: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned; + p_pic->p->i_visible_pitch = i_width; + p_pic->p->i_pixel_pitch = 8; + p_pic->i_planes = 1; + break; + case FOURCC_Y211: - p_pic->p->i_lines = i_height; - p_pic->p->i_pitch = i_width; - p_pic->p->i_pixel_bytes = 4; + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned; + p_pic->p->i_visible_pitch = i_width; + p_pic->p->i_pixel_pitch = 4; + p_pic->i_planes = 1; + break; + + case FOURCC_UYVY: + case FOURCC_YUY2: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned * 2; + p_pic->p->i_visible_pitch = i_width * 2; + p_pic->p->i_pixel_pitch = 4; + p_pic->i_planes = 1; + break; + + case FOURCC_RGB2: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned; + p_pic->p->i_visible_pitch = i_width; + 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_pixel_bytes = 2; - p_pic->p_heap->i_rmask = 0x001f; - p_pic->p_heap->i_gmask = 0x03e0; - p_pic->p_heap->i_bmask = 0x7c00; + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned * 2; + p_pic->p->i_visible_pitch = i_width * 2; + p_pic->p->i_pixel_pitch = 2; 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_pixel_bytes = 2; - p_pic->p_heap->i_rmask = 0x001f; - p_pic->p_heap->i_gmask = 0x07e0; - p_pic->p_heap->i_bmask = 0xf800; + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned * 2; + p_pic->p->i_visible_pitch = i_width * 2; + p_pic->p->i_pixel_pitch = 2; + p_pic->i_planes = 1; + break; + + case FOURCC_RV24: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned * 3; + p_pic->p->i_visible_pitch = i_width * 3; + p_pic->p->i_pixel_pitch = 3; 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_pixel_bytes = 4; - p_pic->p_heap->i_rmask = 0xff0000; - p_pic->p_heap->i_gmask = 0x00ff00; - p_pic->p_heap->i_bmask = 0x0000ff; + case FOURCC_RGBA: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned * 4; + p_pic->p->i_visible_pitch = i_width * 4; + p_pic->p->i_pixel_pitch = 4; + p_pic->i_planes = 1; + break; + + case FOURCC_GREY: + case FOURCC_Y800: + case FOURCC_Y8: + p_pic->p->i_lines = i_height_aligned; + p_pic->p->i_visible_lines = i_height; + p_pic->p->i_pitch = i_width_aligned; + p_pic->p->i_visible_pitch = i_width; + p_pic->p->i_pixel_pitch = 1; p_pic->i_planes = 1; break; default: - intf_ErrMsg( "vout error: unknown chroma type 0x%.8x (%4.4s)", - i_chroma, (char*)&i_chroma ); + if( p_this ) + msg_Err( p_this, "unknown chroma type 0x%.8x (%4.4s)", + i_chroma, (char*)&i_chroma ); p_pic->i_planes = 0; - return; + return VLC_EGENERIC; } - /* Calculate how big the new image should be */ - for( i_bytes = 0, i_index = 0; i_index < p_pic->i_planes; i_index++ ) + return VLC_SUCCESS; +} + +/** + * 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 ) { - i_bytes += p_pic->p[ i_index ].i_lines * p_pic->p[ i_index ].i_pitch; + return 1; } - p_pic->p_data = vlc_memalign( 16, i_bytes, &p_pic->p_data_orig ); - - if( p_pic->p_data == NULL ) + /* Check for equivalence classes */ + switch( i_chroma ) { - p_pic->i_planes = 0; + 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; + } + + case FOURCC_GREY: + case FOURCC_Y800: + case FOURCC_Y8: + switch( i_amorhc ) + { + case FOURCC_GREY: + case FOURCC_Y800: + case FOURCC_Y8: + return 1; + + default: + return 0; + } + + default: + return 0; + } +} + +/***************************************************************************** + * vout_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 (hence i_visible_pitch), height, and chroma. + *****************************************************************************/ +void __vout_CopyPicture( vlc_object_t *p_this, + picture_t *p_dest, picture_t *p_src ) +{ + VLC_UNUSED(p_this); + picture_Copy( p_dest, p_src ); +} + +/***************************************************************************** + * + *****************************************************************************/ +static void PictureReleaseCallback( picture_t *p_picture ) +{ + if( --p_picture->i_refcount > 0 ) return; + picture_Delete( p_picture ); +} +/***************************************************************************** + * + *****************************************************************************/ +picture_t *picture_New( vlc_fourcc_t i_chroma, int i_width, int i_height, int i_aspect ) +{ + picture_t *p_picture = malloc( sizeof(*p_picture) ); + + if( !p_picture ) + return NULL; + + memset( p_picture, 0, sizeof(*p_picture) ); + if( __vout_AllocatePicture( NULL, p_picture, + i_chroma, i_width, i_height, i_aspect ) ) + { + free( p_picture ); + return NULL; } - /* Fill the p_pixels field for each plane */ - p_pic->p[ 0 ].p_pixels = p_pic->p_data; + p_picture->i_refcount = 1; + p_picture->pf_release = PictureReleaseCallback; + p_picture->i_status = RESERVED_PICTURE; - for( i_index = 1; i_index < p_pic->i_planes; i_index++ ) + return p_picture; +} + +/***************************************************************************** + * + *****************************************************************************/ +void picture_Delete( picture_t *p_picture ) +{ + assert( p_picture && p_picture->i_refcount == 0 ); + + free( p_picture->p_data_orig ); + free( p_picture->p_sys ); + free( p_picture ); +} + +/***************************************************************************** + * + *****************************************************************************/ +void picture_CopyPixels( picture_t *p_dst, const picture_t *p_src ) +{ + int i; + + for( i = 0; i < p_src->i_planes ; i++ ) + plane_CopyPixels( p_dst->p+i, p_src->p+i ); +} + +void plane_CopyPixels( plane_t *p_dst, const plane_t *p_src ) +{ + const unsigned i_width = __MIN( p_dst->i_visible_pitch, + p_src->i_visible_pitch ); + const unsigned i_height = __MIN( p_dst->i_visible_lines, + p_src->i_visible_lines ); + + if( p_src->i_pitch == p_dst->i_pitch ) { - p_pic->p[i_index].p_pixels = p_pic->p[i_index-1].p_pixels - + p_pic->p[i_index-1].i_lines - * p_pic->p[i_index-1].i_pitch; + /* There are margins, but with the same width : perfect ! */ + vlc_memcpy( p_dst->p_pixels, p_src->p_pixels, + p_src->i_pitch * i_height ); + } + else + { + /* We need to proceed line by line */ + uint8_t *p_in = p_src->p_pixels; + uint8_t *p_out = p_dst->p_pixels; + int i_line; + + assert( p_in ); + assert( p_out ); + + for( i_line = i_height; i_line--; ) + { + vlc_memcpy( p_out, p_in, i_width ); + p_in += p_src->i_pitch; + p_out += p_dst->i_pitch; + } } } +/***************************************************************************** + * + *****************************************************************************/ + +