* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-#include "filter_deinterlace.h"
+#include <framework/mlt_filter.h>
+#include <framework/mlt_log.h>
+#include <framework/mlt_producer.h>
+#include <framework/mlt_events.h>
#include "deinterlace.h"
+#include "yadif.h"
#include <framework/mlt_frame.h>
#include <string.h>
#include <stdlib.h>
-/* Linear Blend filter - C version contributed by Rogerio Brito.
- This algorithm has the same interface as the other functions.
+#define YADIF_MODE_TEMPORAL_SPATIAL (0)
+#define YADIF_MODE_TEMPORAL (2)
- The destination "screen" (pdst) is constructed from the source
- screen (psrc[0]) line by line.
+static yadif_filter *init_yadif( int width, int height )
+{
+ yadif_filter *yadif = mlt_pool_alloc( sizeof( *yadif ) );
- The i-th line of the destination screen is the average of 3 lines
- from the source screen: the (i-1)-th, i-th and (i+1)-th lines, with
- the i-th line having weight 2 in the computation.
+ yadif->cpu = 0; // Pure C
+#ifdef USE_SSE
+ yadif->cpu |= AVS_CPU_INTEGER_SSE;
+#endif
+#ifdef USE_SSE2
+ yadif->cpu |= AVS_CPU_SSE2;
+#endif
+ // Create intermediate planar planes
+ yadif->yheight = height;
+ yadif->ywidth = width;
+ yadif->uvwidth = yadif->ywidth / 2;
+ yadif->ypitch = ( yadif->ywidth + 15 ) / 16 * 16;
+ yadif->uvpitch = ( yadif->uvwidth + 15 ) / 16 * 16;
+ yadif->ysrc = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->ypitch );
+ yadif->usrc = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch);
+ yadif->vsrc = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->yprev = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->ypitch );
+ yadif->uprev = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->vprev = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->ynext = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->ypitch );
+ yadif->unext = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->vnext = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->ydest = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->ypitch );
+ yadif->udest = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
+ yadif->vdest = (unsigned char *) mlt_pool_alloc( yadif->yheight * yadif->uvpitch );
- Remarks:
- * each line on pdst doesn't depend on previous lines;
- * due to the way the algorithm is defined, the first & last lines of the
- screen aren't deinterlaced.
+ return yadif;
+}
-*/
-#if 0
-static void deinterlace_yuv( uint8_t *pdst, uint8_t *psrc, int width, int height )
+static void close_yadif(yadif_filter *yadif)
+{
+ mlt_pool_release( yadif->ysrc );
+ mlt_pool_release( yadif->usrc );
+ mlt_pool_release( yadif->vsrc );
+ mlt_pool_release( yadif->yprev );
+ mlt_pool_release( yadif->uprev );
+ mlt_pool_release( yadif->vprev );
+ mlt_pool_release( yadif->ynext );
+ mlt_pool_release( yadif->unext );
+ mlt_pool_release( yadif->vnext );
+ mlt_pool_release( yadif->ydest );
+ mlt_pool_release( yadif->udest );
+ mlt_pool_release( yadif->vdest );
+ mlt_pool_release( yadif );
+
+#if defined(__GNUC__) && !defined(PIC)
+ // Set SSSE3 bit to cpu
+ asm (\
+ "mov $1, %%eax \n\t"\
+ "push %%ebx \n\t"\
+ "cpuid \n\t"\
+ "pop %%ebx \n\t"\
+ "mov %%ecx, %%edx \n\t"\
+ "shr $9, %%edx \n\t"\
+ "and $1, %%edx \n\t"\
+ "shl $9, %%edx \n\t"\
+ "and $511, %%ebx \n\t"\
+ "or %%edx, %%ebx \n\t"\
+ : "=b"(yadif->cpu) : "p"(yadif->cpu) : "%eax", "%ecx", "%edx");
+#endif
+}
+
+static int deinterlace_yadif( mlt_frame frame, mlt_filter filter, uint8_t **image, mlt_image_format *format, int *width, int *height, int mode )
{
- register int x, y;
- register uint8_t *l0, *l1, *l2, *l3;
+ mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
+ mlt_frame previous_frame = mlt_properties_get_data( properties, "previous frame", NULL );
+ uint8_t* previous_image = NULL;
+ int previous_width = *width;
+ int previous_height = *height;
+ mlt_frame next_frame = mlt_properties_get_data( properties, "next frame", NULL );
+ uint8_t* next_image = NULL;
+ int next_width = *width;
+ int next_height = *height;
+
+ mlt_log_debug( MLT_FILTER_SERVICE(filter), "previous " MLT_POSITION_FMT " current " MLT_POSITION_FMT " next " MLT_POSITION_FMT "\n",
+ previous_frame? mlt_frame_original_position(previous_frame) : -1,
+ mlt_frame_original_position(frame),
+ next_frame? mlt_frame_original_position(next_frame) : -1);
- l0 = pdst; // target line
- l1 = psrc; // 1st source line
- l2 = l1 + width; // 2nd source line = line that follows l1
- l3 = l2 + width; // 3rd source line = line that follows l2
+ if ( !previous_frame || !next_frame )
+ return 1;
- // Copy the first line
- memcpy(l0, l1, width);
- l0 += width;
+ // Get the preceding frame's image
+ int error = mlt_frame_get_image( previous_frame, &previous_image, format, &previous_width, &previous_height, 0 );
+ int progressive = mlt_properties_get_int( MLT_FRAME_PROPERTIES( previous_frame ), "progressive" );
- for (y = 1; y < height-1; ++y)
+ // Check that we aren't already progressive
+ if ( !error && previous_image && !progressive )
{
- // computes avg of: l1 + 2*l2 + l3
- for (x = 0; x < width; ++x)
- l0[x] = (l1[x] + (l2[x]<<1) + l3[x]) >> 2;
+ // OK, now we know we have work to do and can request the image in our format
+ frame->convert_image( previous_frame, &previous_image, format, mlt_image_yuv422 );
- // updates the line pointers
- l1 = l2; l2 = l3; l3 += width;
- l0 += width;
- }
+ // Get the current frame's image
+ *format = mlt_image_yuv422;
+ error = mlt_frame_get_image( frame, image, format, width, height, 0 );
- // Copy the last line
- memcpy(l0, l1, width);
+ if ( !error && *image && *format == mlt_image_yuv422 )
+ {
+ // Get the following frame's image
+ error = mlt_frame_get_image( next_frame, &next_image, format, &next_width, &next_height, 0 );
+
+ if ( !error && next_image && *format == mlt_image_yuv422 )
+ {
+ yadif_filter *yadif = init_yadif( *width, *height );
+ if ( yadif )
+ {
+ const int order = mlt_properties_get_int( properties, "top_field_first" );
+ const int pitch = *width << 1;
+ const int parity = 0;
+
+ // Convert packed to planar
+ YUY2ToPlanes( *image, pitch, *width, *height, yadif->ysrc,
+ yadif->ypitch, yadif->usrc, yadif->vsrc, yadif->uvpitch, yadif->cpu );
+ YUY2ToPlanes( previous_image, pitch, *width, *height, yadif->yprev,
+ yadif->ypitch, yadif->uprev, yadif->vprev, yadif->uvpitch, yadif->cpu );
+ YUY2ToPlanes( next_image, pitch, *width, *height, yadif->ynext,
+ yadif->ypitch, yadif->unext, yadif->vnext, yadif->uvpitch, yadif->cpu );
+
+ // Deinterlace each plane
+ filter_plane( mode, yadif->ydest, yadif->ypitch, yadif->yprev, yadif->ysrc,
+ yadif->ynext, yadif->ypitch, *width, *height, parity, order, yadif->cpu);
+ filter_plane( mode, yadif->udest, yadif->uvpitch,yadif->uprev, yadif->usrc,
+ yadif->unext, yadif->uvpitch, *width >> 1, *height, parity, order, yadif->cpu);
+ filter_plane( mode, yadif->vdest, yadif->uvpitch, yadif->vprev, yadif->vsrc,
+ yadif->vnext, yadif->uvpitch, *width >> 1, *height, parity, order, yadif->cpu);
+
+ // Convert planar to packed
+ YUY2FromPlanes( *image, pitch, *width, *height, yadif->ydest,
+ yadif->ypitch, yadif->udest, yadif->vdest, yadif->uvpitch, yadif->cpu);
+
+ close_yadif( yadif );
+ }
+ }
+ }
+ }
+ else
+ {
+ // Get the current frame's image
+ error = mlt_frame_get_image( frame, image, format, width, height, 0 );
+ }
+ return error;
}
-#endif
/** Do it :-).
*/
-static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
+static int filter_get_image( mlt_frame frame, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
{
int error = 0;
- int deinterlace = mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "consumer_deinterlace" );
-
- // Pop the service off the stack
- mlt_filter filter = mlt_frame_pop_service( this );
-
- // Determine if we need a writable version or not
- if ( deinterlace && !writable )
- writable = !mlt_properties_get_int( MLT_FRAME_PROPERTIES( this ), "progressive" );
+ mlt_filter filter = mlt_frame_pop_service( frame );
+ mlt_properties properties = MLT_FRAME_PROPERTIES( frame );
+ int deinterlace = mlt_properties_get_int( properties, "consumer_deinterlace" );
+ // The progressive var should only represent the frame's original state and not the state
+ // as modified by this filter!
+ int progressive = mlt_properties_get_int( properties, "progressive" );
+ // At this point - before image was requested - (progressive == 0) cannot be trusted because
+ // some producers (avformat) do not yet know.
- // Get the input image
- error = mlt_frame_get_image( this, image, format, width, height, writable );
-
- // Check that we want progressive and we aren't already progressive
- if ( deinterlace && *format == mlt_image_yuv422 && *image != NULL )
+ if ( deinterlace && !mlt_properties_get_int( properties, "test_image" ) )
{
// Determine deinterlace method
char *method_str = mlt_properties_get( MLT_FILTER_PROPERTIES( filter ), "method" );
- int method = DEINTERLACE_LINEARBLEND;
- char *frame_method_str = mlt_properties_get( MLT_FRAME_PROPERTIES( this ), "deinterlace_method" );
+ int method = DEINTERLACE_NONE;
+ char *frame_method_str = mlt_properties_get( properties, "deinterlace_method" );
- if ( frame_method_str != NULL )
+ if ( frame_method_str )
method_str = frame_method_str;
- if ( method_str == NULL )
+ if ( !method_str || strcmp( method_str, "yadif" ) == 0 )
+ method = DEINTERLACE_YADIF;
+ else if ( strcmp( method_str, "yadif-nospatial" ) == 0 )
+ method = DEINTERLACE_YADIF_NOSPATIAL;
+ else if ( strcmp( method_str, "onefield" ) == 0 )
+ method = DEINTERLACE_ONEFIELD;
+ else if ( strcmp( method_str, "linearblend" ) == 0 )
method = DEINTERLACE_LINEARBLEND;
else if ( strcmp( method_str, "bob" ) == 0 )
method = DEINTERLACE_BOB;
method = DEINTERLACE_BOB;
else if ( strcmp( method_str, "greedy" ) == 0 )
method = DEINTERLACE_GREEDY;
- else if ( strcmp( method_str, "onefield" ) == 0 )
- method = DEINTERLACE_ONEFIELD;
+
+ // Some producers like pixbuf want rescale_width & _height, but will not get them if you request
+ // the previous image first. So, on the first iteration, we use linearblend.
+ if ( ( method == DEINTERLACE_YADIF || method == DEINTERLACE_YADIF_NOSPATIAL ) &&
+ !mlt_properties_get_int( MLT_FILTER_PROPERTIES(filter), "_notfirst" ) )
+ {
+ mlt_properties_set_int( MLT_FILTER_PROPERTIES(filter), "_notfirst", 1 );
+ method = DEINTERLACE_LINEARBLEND;
+ error = 1;
+ }
+
+ if ( method == DEINTERLACE_YADIF )
+ {
+ error = deinterlace_yadif( frame, filter, image, format, width, height, YADIF_MODE_TEMPORAL_SPATIAL );
+ }
+ else if ( method == DEINTERLACE_YADIF_NOSPATIAL )
+ {
+ error = deinterlace_yadif( frame, filter, image, format, width, height, YADIF_MODE_TEMPORAL );
+ }
+ if ( error || ( method > DEINTERLACE_NONE && method < DEINTERLACE_YADIF ) )
+ {
+ mlt_service service = mlt_properties_get_data( MLT_FILTER_PROPERTIES(filter), "service", NULL );
+
+ // Get the current frame's image
+ int error2 = mlt_frame_get_image( frame, image, format, width, height, writable );
+ progressive = mlt_properties_get_int( properties, "progressive" );
+
+ if ( error )
+ {
+ method = DEINTERLACE_LINEARBLEND;
+ // If YADIF requested, prev/next cancelled because some previous frames were progressive,
+ // but new frames are interlaced, then turn prev/next frames back on.
+ if ( !progressive )
+ mlt_properties_set_int( MLT_SERVICE_PROPERTIES(service), "_need_previous_next", 1 );
+ }
+ else
+ {
+ // Signal that we no longer need previous and next frames
+ mlt_properties_set_int( MLT_SERVICE_PROPERTIES(service), "_need_previous_next", 0 );
+ }
+ error = error2;
- // Deinterlace the image
- deinterlace_yuv( *image, image, *width * 2, *height, method );
-
- // Make sure that others know the frame is deinterlaced
- mlt_properties_set_int( MLT_FRAME_PROPERTIES( this ), "progressive", 1 );
+ if ( !error && !progressive )
+ {
+ // OK, now we know we have work to do and can request the image in our format
+ error = frame->convert_image( frame, image, format, mlt_image_yuv422 );
+
+ // Check that we aren't already progressive
+ if ( !error && *image && *format == mlt_image_yuv422 )
+ {
+ // Deinterlace the image using one of the Xine deinterlacers
+ int image_size = *width * *height * 2;
+ uint8_t *new_image = mlt_pool_alloc( image_size );
+
+ deinterlace_yuv( new_image, image, *width * 2, *height, method );
+ mlt_frame_set_image( frame, new_image, image_size, mlt_pool_release );
+ *image = new_image;
+ }
+ }
+ }
+ else if ( method == DEINTERLACE_NONE )
+ {
+ error = mlt_frame_get_image( frame, image, format, width, height, writable );
+ }
+
+ // update progressive flag after having obtained image
+ progressive = mlt_properties_get_int( properties, "progressive" );
+
+ mlt_log_debug( MLT_FILTER_SERVICE( filter ), "error %d deint %d prog %d fmt %s method %s\n",
+ error, deinterlace, progressive, mlt_image_format_name( *format ), method_str ? method_str : "yadif" );
+
+ if ( !error )
+ {
+ // Make sure that others know the frame is deinterlaced
+ mlt_properties_set_int( properties, "progressive", 1 );
+ }
+ }
+ else
+ {
+ // Pass through
+ error = mlt_frame_get_image( frame, image, format, width, height, writable );
+ }
+
+ if ( !deinterlace || progressive )
+ {
+ // Signal that we no longer need previous and next frames
+ mlt_service service = mlt_properties_get_data( MLT_FILTER_PROPERTIES(filter), "service", NULL );
+ if ( service )
+ mlt_properties_set_int( MLT_SERVICE_PROPERTIES(service), "_need_previous_next", 0 );
}
return error;
/** Deinterlace filter processing - this should be lazy evaluation here...
*/
-static mlt_frame deinterlace_process( mlt_filter this, mlt_frame frame )
+static mlt_frame deinterlace_process( mlt_filter filter, mlt_frame frame )
{
- // Push this on to the service stack
- mlt_frame_push_service( frame, this );
+ // Push filter on to the service stack
+ mlt_frame_push_service( frame, filter );
// Push the get_image method on to the stack
mlt_frame_push_get_image( frame, filter_get_image );
return frame;
}
+static void on_service_changed( mlt_service owner, mlt_service filter )
+{
+ mlt_service service = mlt_properties_get_data( MLT_SERVICE_PROPERTIES(filter), "service", NULL );
+ mlt_properties_set_int( MLT_SERVICE_PROPERTIES(service), "_need_previous_next", 1 );
+}
+
/** Constructor for the filter.
*/
-mlt_filter filter_deinterlace_init( void *arg )
+mlt_filter filter_deinterlace_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
- mlt_filter this = mlt_filter_new( );
- if ( this != NULL )
+ mlt_filter filter = mlt_filter_new( );
+ if ( filter != NULL )
{
- this->process = deinterlace_process;
- mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "method", arg );
+ filter->process = deinterlace_process;
+ mlt_properties_set( MLT_FILTER_PROPERTIES( filter ), "method", arg );
+ mlt_events_listen( MLT_FILTER_PROPERTIES( filter ), filter, "service-changed", (mlt_listener) on_service_changed );
}
- return this;
+ return filter;
}
projects / mlt / blobdiff