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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-02-23 14:36:24 +00:00
deinterlace: Port greedyl to GstDeinterlaceSimpleMethod
The main goal of this change is to reuse the complex but now neatly written scanline pointer calculation code from the simple methods.
This commit is contained in:
Robert Swain
parent
98501f6f45
commit
6402556157
1 changed files with 84 additions and 190 deletions
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@ -49,20 +49,12 @@ GType gst_deinterlace_method_greedy_l_get_type (void);
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typedef struct
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{
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GstDeinterlaceMethod parent;
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GstDeinterlaceSimpleMethod parent;
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guint max_comb;
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} GstDeinterlaceMethodGreedyL;
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typedef void (*GreedyLScanlineFunction) (GstDeinterlaceMethodGreedyL * self,
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const guint8 * L2, const guint8 * L1, const guint8 * L3, const guint8 * L2P,
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guint8 * Dest, gint width);
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typedef struct
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{
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GstDeinterlaceMethodClass parent_class;
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GreedyLScanlineFunction scanline;
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} GstDeinterlaceMethodGreedyLClass;
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typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodGreedyLClass;
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// This is a simple lightweight DeInterlace method that uses little CPU time
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// but gives very good results for low or intermedite motion.
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@ -77,186 +69,61 @@ typedef struct
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// Blended Clip but this give too good results for the CPU to ignore here.
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static inline void
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deinterlace_greedy_scanline_orc (GstDeinterlaceMethodGreedyL * self,
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const guint8 * m0, const guint8 * t1,
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const guint8 * b1, const guint8 * m2, guint8 * output, gint width)
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deinterlace_greedy_interpolate_scanline_orc (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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deinterlace_line_greedy (output, m0, t1, b1, m2, self->max_comb, width);
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/* FIXME - is this safe or just a hack? */
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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deinterlace_line_greedy (out, scanlines->m3, scanlines->t2, scanlines->b2,
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scanlines->m1, max_comb, self->parent.row_stride[0]);
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}
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static inline void
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deinterlace_greedy_interpolate_scanline_orc_planar_u (GstDeinterlaceSimpleMethod
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* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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/* FIXME - is this safe or just a hack? */
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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deinterlace_line_greedy (out, scanlines->m3, scanlines->t2, scanlines->b2,
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scanlines->m1, max_comb, self->parent.row_stride[1]);
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}
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static inline void
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deinterlace_greedy_interpolate_scanline_orc_planar_v (GstDeinterlaceSimpleMethod
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* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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/* FIXME - is this safe or just a hack? */
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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deinterlace_line_greedy (out, scanlines->m3, scanlines->t2, scanlines->b2,
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scanlines->m1, max_comb, self->parent.row_stride[2]);
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}
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static void
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deinterlace_frame_di_greedy_packed (GstDeinterlaceMethod * method,
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const GstDeinterlaceField * history, guint history_count,
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GstBuffer * outbuf)
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deinterlace_greedy_copy_scanline (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (method);
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GstDeinterlaceMethodGreedyLClass *klass =
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GST_DEINTERLACE_METHOD_GREEDY_L_GET_CLASS (self);
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gint InfoIsOdd = 0;
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gint Line;
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gint RowStride = method->row_stride[0];
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gint FieldHeight = method->frame_height / 2;
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gint Pitch = method->row_stride[0] * 2;
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const guint8 *L1; // ptr to Line1, of 3
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const guint8 *L2; // ptr to Line2, the weave line
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const guint8 *L3; // ptr to Line3
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const guint8 *L2P; // ptr to prev Line2
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guint8 *Dest = GST_BUFFER_DATA (outbuf);
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// copy first even line no matter what, and the first odd line if we're
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// processing an EVEN field. (note diff from other deint rtns.)
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if (history[history_count - 1].flags == PICTURE_INTERLACED_BOTTOM) {
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InfoIsOdd = 1;
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L1 = GST_BUFFER_DATA (history[history_count - 2].buf);
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if (history[history_count - 2].flags & PICTURE_INTERLACED_BOTTOM)
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L1 += RowStride;
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L2 = GST_BUFFER_DATA (history[history_count - 1].buf);
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if (history[history_count - 1].flags & PICTURE_INTERLACED_BOTTOM)
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L2 += RowStride;
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L3 = L1 + Pitch;
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L2P = GST_BUFFER_DATA (history[history_count - 3].buf);
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if (history[history_count - 3].flags & PICTURE_INTERLACED_BOTTOM)
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L2P += RowStride;
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// copy first even line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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} else {
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InfoIsOdd = 0;
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L1 = GST_BUFFER_DATA (history[history_count - 2].buf);
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if (history[history_count - 2].flags & PICTURE_INTERLACED_BOTTOM)
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L1 += RowStride;
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L2 = GST_BUFFER_DATA (history[history_count - 1].buf) + Pitch;
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if (history[history_count - 1].flags & PICTURE_INTERLACED_BOTTOM)
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L2 += RowStride;
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L3 = L1 + Pitch;
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L2P = GST_BUFFER_DATA (history[history_count - 3].buf) + Pitch;
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if (history[history_count - 3].flags & PICTURE_INTERLACED_BOTTOM)
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L2P += RowStride;
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// copy first even line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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// then first odd line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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}
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for (Line = 0; Line < (FieldHeight - 1); ++Line) {
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klass->scanline (self, L2, L1, L3, L2P, Dest, RowStride);
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Dest += RowStride;
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memcpy (Dest, L3, RowStride);
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Dest += RowStride;
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L1 += Pitch;
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L2 += Pitch;
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L3 += Pitch;
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L2P += Pitch;
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}
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if (InfoIsOdd) {
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memcpy (Dest, L2, RowStride);
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}
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memcpy (out, scanlines->m2, self->parent.row_stride[0]);
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}
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static void
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deinterlace_frame_di_greedy_planar_plane (GstDeinterlaceMethodGreedyL * self,
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const guint8 * L1, const guint8 * L2, const guint8 * L3, const guint8 * L2P,
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guint8 * Dest, gint RowStride, gint FieldHeight, gint Pitch, gint InfoIsOdd,
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GreedyLScanlineFunction scanline)
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deinterlace_greedy_copy_scanline_planar_u (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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gint Line;
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// copy first even line no matter what, and the first odd line if we're
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// processing an EVEN field. (note diff from other deint rtns.)
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if (InfoIsOdd) {
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// copy first even line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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} else {
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// copy first even line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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// then first odd line
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memcpy (Dest, L1, RowStride);
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Dest += RowStride;
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}
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for (Line = 0; Line < (FieldHeight - 1); ++Line) {
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scanline (self, L2, L1, L3, L2P, Dest, RowStride);
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Dest += RowStride;
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memcpy (Dest, L3, RowStride);
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Dest += RowStride;
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L1 += Pitch;
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L2 += Pitch;
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L3 += Pitch;
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L2P += Pitch;
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}
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if (InfoIsOdd) {
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memcpy (Dest, L2, RowStride);
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}
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memcpy (out, scanlines->m2, self->parent.row_stride[1]);
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}
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static void
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deinterlace_frame_di_greedy_planar (GstDeinterlaceMethod * method,
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const GstDeinterlaceField * history, guint history_count,
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GstBuffer * outbuf)
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deinterlace_greedy_copy_scanline_planar_v (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (method);
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GstDeinterlaceMethodGreedyLClass *klass =
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GST_DEINTERLACE_METHOD_GREEDY_L_GET_CLASS (self);
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gint InfoIsOdd;
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gint RowStride;
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gint FieldHeight;
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gint Pitch;
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const guint8 *L1; // ptr to Line1, of 3
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const guint8 *L2; // ptr to Line2, the weave line
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const guint8 *L3; // ptr to Line3
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const guint8 *L2P; // ptr to prev Line2
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guint8 *Dest;
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gint i;
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gint Offset;
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GreedyLScanlineFunction scanline = klass->scanline;
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for (i = 0; i < 3; i++) {
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Offset = method->offset[i];
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InfoIsOdd = (history[history_count - 1].flags == PICTURE_INTERLACED_BOTTOM);
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RowStride = method->row_stride[i];
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FieldHeight = method->height[i] / 2;
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Pitch = method->row_stride[i] * 2;
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Dest = GST_BUFFER_DATA (outbuf) + Offset;
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L1 = GST_BUFFER_DATA (history[history_count - 2].buf) + Offset;
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if (history[history_count - 2].flags & PICTURE_INTERLACED_BOTTOM)
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L1 += RowStride;
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L2 = GST_BUFFER_DATA (history[history_count - 1].buf) + Offset;
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if (history[history_count - 1].flags & PICTURE_INTERLACED_BOTTOM)
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L2 += RowStride;
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L3 = L1 + Pitch;
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L2P = GST_BUFFER_DATA (history[history_count - 3].buf) + Offset;
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if (history[history_count - 3].flags & PICTURE_INTERLACED_BOTTOM)
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L2P += RowStride;
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deinterlace_frame_di_greedy_planar_plane (self, L1, L2, L3, L2P, Dest,
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RowStride, FieldHeight, Pitch, InfoIsOdd, scanline);
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}
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memcpy (out, scanlines->m2, self->parent.row_stride[2]);
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}
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G_DEFINE_TYPE (GstDeinterlaceMethodGreedyL, gst_deinterlace_method_greedy_l,
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GST_TYPE_DEINTERLACE_METHOD);
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GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
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enum
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{
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@ -299,6 +166,8 @@ gst_deinterlace_method_greedy_l_class_init (GstDeinterlaceMethodGreedyLClass *
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klass)
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{
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GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass;
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GstDeinterlaceSimpleMethodClass *dism_class =
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(GstDeinterlaceSimpleMethodClass *) klass;
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GObjectClass *gobject_class = (GObjectClass *) klass;
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gobject_class->set_property = gst_deinterlace_method_greedy_l_set_property;
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@ -315,23 +184,48 @@ gst_deinterlace_method_greedy_l_class_init (GstDeinterlaceMethodGreedyLClass *
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dim_class->nick = "greedyl";
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dim_class->latency = 1;
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dim_class->deinterlace_frame_yuy2 = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_yvyu = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_uyvy = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_y444 = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_y42b = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_i420 = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_yv12 = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_y41b = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_ayuv = deinterlace_frame_di_greedy_planar;
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dim_class->deinterlace_frame_argb = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_rgba = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_abgr = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_bgra = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_rgb = deinterlace_frame_di_greedy_packed;
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dim_class->deinterlace_frame_bgr = deinterlace_frame_di_greedy_packed;
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dism_class->interpolate_scanline_ayuv =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_yuy2 =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_yvyu =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_uyvy =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_argb =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_abgr =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_rgba =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_bgra =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_rgb =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_bgr =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_planar_y =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_planar_u =
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deinterlace_greedy_interpolate_scanline_orc_planar_u;
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dism_class->interpolate_scanline_planar_v =
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deinterlace_greedy_interpolate_scanline_orc_planar_v;
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klass->scanline = deinterlace_greedy_scanline_orc;
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dism_class->copy_scanline_ayuv = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_yuy2 = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_yvyu = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_uyvy = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_argb = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_abgr = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_rgba = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_bgra = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_rgb = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_bgr = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_planar_y = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_planar_u =
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deinterlace_greedy_copy_scanline_planar_u;
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dism_class->copy_scanline_planar_v =
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deinterlace_greedy_copy_scanline_planar_v;
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}
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static void
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