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efl
/src
/modules
/emotion
/gstreamer1
/
emotion_convert.c 
213 строк · 7.2 Кб
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "emotion_gstreamer.h"
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static inline void
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_evas_video_bgrx_step(unsigned char *evas_data, const unsigned char *gst_data,
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                      unsigned int w, unsigned int h EINA_UNUSED,
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                      unsigned int output_height, unsigned int step)
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{
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   unsigned int x, y;
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   for (y = 0; y < output_height; ++y)
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     {
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        for (x = 0; x < w; x++)
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          {
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             evas_data[0] = gst_data[0];
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             evas_data[1] = gst_data[1];
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             evas_data[2] = gst_data[2];
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             evas_data[3] = 255;
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             gst_data += step;
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             evas_data += 4;
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          }
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     }
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}
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static void
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_evas_video_bgr(unsigned char *evas_data, const unsigned char *gst_data,
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                unsigned int w, unsigned int h, unsigned int output_height,
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                Emotion_Convert_Info *info EINA_UNUSED)
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{
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   // XXX: need to check offset and stride that gst provide and what they
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   // mean with a non-planar format like bgra
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   _evas_video_bgrx_step(evas_data, gst_data, w, h, output_height, 3);
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}
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static void
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_evas_video_bgrx(unsigned char *evas_data, const unsigned char *gst_data,
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                 unsigned int w, unsigned int h, unsigned int output_height,
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                 Emotion_Convert_Info *info EINA_UNUSED)
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{
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   // XXX: need to check offset and stride that gst provide and what they
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   // mean with a non-planar format like bgra
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   _evas_video_bgrx_step(evas_data, gst_data, w, h, output_height, 4);
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}
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static void
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_evas_video_bgra(unsigned char *evas_data, const unsigned char *gst_data,
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                 unsigned int w, unsigned int h EINA_UNUSED,
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                 unsigned int output_height,
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                 Emotion_Convert_Info *info EINA_UNUSED)
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{
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   unsigned int x, y;
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   // XXX: need to check offset and stride that gst provide and what they
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   // mean with a non-planar format like bgra
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   for (y = 0; y < output_height; ++y)
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     {
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        unsigned char alpha;
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        for (x = 0; x < w; ++x)
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          {
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             alpha = gst_data[3];
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             evas_data[0] = (gst_data[0] * alpha) / 255;
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             evas_data[1] = (gst_data[1] * alpha) / 255;
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             evas_data[2] = (gst_data[2] * alpha) / 255;
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             evas_data[3] = alpha;
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             gst_data += 4;
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             evas_data += 4;
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          }
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     }
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}
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static void
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_evas_video_i420(unsigned char *evas_data,
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                 const unsigned char *gst_data EINA_UNUSED,
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                 unsigned int w EINA_UNUSED, unsigned int h EINA_UNUSED,
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                 unsigned int output_height,
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                 Emotion_Convert_Info *info)
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{
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   const unsigned char **rows, *ptr;
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   unsigned int i, j, jump, rh;
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   if (info->bpp[0] != 1) ERR("Plane 0 bpp != 1");
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   if (info->bpp[1] != 1) ERR("Plane 1 bpp != 1");
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   if (info->bpp[2] != 1) ERR("Plane 2 bpp != 1");
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   rh = output_height;
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   rows = (const unsigned char **)evas_data;
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   ptr = info->plane_ptr[0];
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   jump = info->stride[0];
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   for (i = 0; i < rh; i++, ptr += jump) rows[i] = ptr;
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   ptr = info->plane_ptr[1];
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   jump = info->stride[1];
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   for (j = 0; j < (rh / 2); j++, i++, ptr += jump) rows[i] = ptr;
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   ptr = info->plane_ptr[2];
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   jump = info->stride[2];
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   for (j = 0; j < (rh / 2); j++, i++, ptr += jump) rows[i] = ptr;
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}
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static void
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_evas_video_yv12(unsigned char *evas_data,
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                 const unsigned char *gst_data EINA_UNUSED,
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                 unsigned int w EINA_UNUSED, unsigned int h EINA_UNUSED,
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                 unsigned int output_height,
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                 Emotion_Convert_Info *info)
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{
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   const unsigned char **rows, *ptr;
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   unsigned int i, j, jump, rh;
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   if (info->bpp[0] != 1) ERR("Plane 0 bpp != 1");
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   if (info->bpp[1] != 1) ERR("Plane 1 bpp != 1");
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   if (info->bpp[2] != 1) ERR("Plane 2 bpp != 1");
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   rh = output_height;
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   rows = (const unsigned char **)evas_data;
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   ptr = info->plane_ptr[0];
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   jump = info->stride[0];
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   for (i = 0; i < rh; i++, ptr += jump) rows[i] = ptr;
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   ptr = info->plane_ptr[1];
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   jump = info->stride[1];
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   for (j = 0; j < (rh / 2); j++, i++, ptr += jump) rows[i] = ptr;
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   ptr = info->plane_ptr[2];
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   jump = info->stride[2];
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   for (j = 0; j < (rh / 2); j++, i++, ptr += jump) rows[i] = ptr;
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}
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static void
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_evas_video_yuy2(unsigned char *evas_data, const unsigned char *gst_data,
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                 unsigned int w, unsigned int h EINA_UNUSED,
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                 unsigned int output_height,
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                 Emotion_Convert_Info *info EINA_UNUSED)
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{
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   const unsigned char **rows;
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   unsigned int i, stride;
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   // XXX: need to check offset and stride that gst provide and what they
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   // mean with a non-planar format like yuy2
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   rows = (const unsigned char **)evas_data;
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   stride = GST_ROUND_UP_4(w * 2);
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   for (i = 0; i < output_height; i++) rows[i] = &gst_data[i * stride];
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}
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static void
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_evas_video_nv12(unsigned char *evas_data,
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                 const unsigned char *gst_data EINA_UNUSED,
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                 unsigned int w EINA_UNUSED, unsigned int h EINA_UNUSED,
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                 unsigned int output_height, Emotion_Convert_Info *info)
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{
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   const unsigned char **rows, *ptr;
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   unsigned int i, j, jump, rh;
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   if (info->bpp[0] != 1) ERR("Plane 0 bpp != 1");
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   // XXX: not sure this should be 1 but 2 bytes per pixel... no?
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   //if (info->bpp[1] != 1) ERR("Plane 1 bpp != 1");
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   rh = output_height;
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   rows = (const unsigned char **)evas_data;
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   ptr = info->plane_ptr[0];
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   jump = info->stride[0];
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   for (i = 0; i < rh; i++, ptr += jump) rows[i] = ptr;
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   ptr = info->plane_ptr[1];
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   jump = info->stride[1];
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   for (j = 0; j < (rh / 2); j++, i++, ptr += jump) rows[i] = ptr;
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}
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const ColorSpace_Format_Convertion colorspace_format_convertion[] = {
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  { "I420-709", GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_BT709,
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     EVAS_COLORSPACE_YCBCR422P709_PL, _evas_video_i420, EINA_TRUE },
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  { "I420", GST_VIDEO_FORMAT_I420, GST_VIDEO_COLOR_MATRIX_BT601,
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     EVAS_COLORSPACE_YCBCR422P601_PL, _evas_video_i420, EINA_TRUE },
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  { "YV12-709", GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_BT709,
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     EVAS_COLORSPACE_YCBCR422P709_PL, _evas_video_yv12, EINA_TRUE },
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  { "YV12", GST_VIDEO_FORMAT_YV12, GST_VIDEO_COLOR_MATRIX_BT601,
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     EVAS_COLORSPACE_YCBCR422P601_PL, _evas_video_yv12, EINA_TRUE },
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  { "YUY2", GST_VIDEO_FORMAT_YUY2, GST_VIDEO_COLOR_MATRIX_BT601,
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     EVAS_COLORSPACE_YCBCR422601_PL, _evas_video_yuy2, EINA_FALSE },
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  { "NV12", GST_VIDEO_FORMAT_NV12, GST_VIDEO_COLOR_MATRIX_BT601,
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     EVAS_COLORSPACE_YCBCR420NV12601_PL, _evas_video_nv12, EINA_TRUE },
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   // XXX:
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   // XXX: need to add nv12 709 colorspace support to evas itself.
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   // XXX: this makes gst streams work when they are nv12 709 but maybe
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   // XXX: will display in slightly off color.. but in the end this needs
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   // XXX: fixing to display correctly.
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   // XXX:
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  { "NV12-709", GST_VIDEO_FORMAT_NV12, GST_VIDEO_COLOR_MATRIX_BT709,
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     EVAS_COLORSPACE_YCBCR420NV12601_PL, _evas_video_nv12, EINA_TRUE },
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   // XXX:
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   // XXX:
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   // XXX:
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  { "BGR", GST_VIDEO_FORMAT_BGR, GST_VIDEO_COLOR_MATRIX_UNKNOWN,
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     EVAS_COLORSPACE_ARGB8888, _evas_video_bgr, EINA_FALSE },
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  { "BGRx", GST_VIDEO_FORMAT_BGRx, GST_VIDEO_COLOR_MATRIX_UNKNOWN,
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     EVAS_COLORSPACE_ARGB8888, _evas_video_bgrx, EINA_FALSE },
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  { "BGRA", GST_VIDEO_FORMAT_BGRA, GST_VIDEO_COLOR_MATRIX_UNKNOWN,
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     EVAS_COLORSPACE_ARGB8888, _evas_video_bgra, EINA_FALSE },
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  { NULL, 0, 0, 0, NULL, 0 }
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};
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