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gst/ffmpegcolorspace/: Make palettes work again (see #132341). Use our own macros for rounding up.

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Original commit message from CVS:
* gst/ffmpegcolorspace/gstffmpegcodecmap.c:
(gst_ffmpeg_get_palette), (gst_ffmpeg_set_palette),
(gst_ffmpegcsp_avpicture_fill):
* gst/ffmpegcolorspace/gstffmpegcolorspace.c:
(gst_ffmpegcsp_get_unit_size), (gst_ffmpegcsp_transform):
Make palettes work again (see #132341). Use our own macros
for rounding up.
This commit is contained in:
Tim-Philipp Müller 2005-11-11 15:55:38 +00:00
parent 32745f7737
commit f407a3766e
3 changed files with 33 additions and 21 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2005-11-11 Tim-Philipp Müller <tim at centricular dot net>
* gst/ffmpegcolorspace/gstffmpegcodecmap.c:
(gst_ffmpeg_get_palette), (gst_ffmpeg_set_palette),
(gst_ffmpegcsp_avpicture_fill):
* gst/ffmpegcolorspace/gstffmpegcolorspace.c:
(gst_ffmpegcsp_get_unit_size), (gst_ffmpegcsp_transform):
Make palettes work again (see #132341). Use our own macros
for rounding up.
2005-11-10 Andy Wingo <wingo@pobox.com>
* gst/playback/gstplaybasebin.c (prepare_output): Fix format

39
gst/ffmpegcolorspace/gstffmpegcodecmap.c
View file

@ -39,12 +39,13 @@ gst_ffmpeg_get_palette (const GstCaps * caps, AVCodecContext * context)
{
GstStructure *str = gst_caps_get_structure (caps, 0);
const GValue *palette_v;
const GstBuffer *palette;
/* do we have a palette? */
if ((palette_v = gst_structure_get_value (str, "palette_data")) && context) {
palette = g_value_get_boxed (palette_v);
if (GST_BUFFER_SIZE (palette) >= 256 * 4) {
const GstBuffer *palette;
palette = gst_value_get_buffer (palette_v);
if (palette && GST_BUFFER_SIZE (palette) >= 256 * 4) {
if (context->palctrl)
av_free (context->palctrl);
context->palctrl = av_malloc (sizeof (AVPaletteControl));
@ -64,6 +65,7 @@ gst_ffmpeg_set_palette (GstCaps * caps, AVCodecContext * context)
memcpy (GST_BUFFER_DATA (palette), context->palctrl->palette,
AVPALETTE_SIZE);
gst_caps_set_simple (caps, "palette_data", GST_TYPE_BUFFER, palette, NULL);
gst_buffer_unref (palette);
}
}
@ -585,9 +587,6 @@ gst_ffmpegcsp_caps_with_codectype (enum CodecType type,
#define GEN_MASK(x) ((1<<(x))-1)
#define ROUND_UP_X(v,x) (((v) + GEN_MASK(x)) & ~GEN_MASK(x))
#define ROUND_UP_2(x) ROUND_UP_X (x, 1)
#define ROUND_UP_4(x) ROUND_UP_X (x, 2)
#define ROUND_UP_8(x) ROUND_UP_X (x, 3)
#define DIV_ROUND_UP_X(v,x) (((v) + GEN_MASK(x)) >> (x))
/*
@ -615,11 +614,11 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
case PIX_FMT_YUVJ420P:
case PIX_FMT_YUVJ422P:
case PIX_FMT_YUVJ444P:
stride = ROUND_UP_4 (width);
stride = GST_ROUND_UP_4 (width);
h2 = ROUND_UP_X (height, pinfo->y_chroma_shift);
size = stride * h2;
w2 = DIV_ROUND_UP_X (width, pinfo->x_chroma_shift);
stride2 = ROUND_UP_4 (w2);
stride2 = GST_ROUND_UP_4 (w2);
h2 = DIV_ROUND_UP_X (height, pinfo->y_chroma_shift);
size2 = stride2 * h2;
picture->data[0] = ptr;
@ -632,22 +631,22 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
/* PIX_FMT_YVU420P = YV12: same as PIX_FMT_YUV420P, but
* with U and V plane swapped. Strides as in videotestsrc */
case PIX_FMT_YVU420P:
stride = ROUND_UP_4 (width);
h2 = ROUND_UP_2 (height);
stride = GST_ROUND_UP_4 (width);
h2 = GST_ROUND_UP_2 (height);
size = stride * h2;
stride2 = ROUND_UP_8 (stride) / 2;
h2 = ROUND_UP_2 (height) / 2;
stride2 = GST_ROUND_UP_8 (stride) / 2;
h2 = GST_ROUND_UP_2 (height) / 2;
size2 = stride2 * h2;
picture->data[0] = ptr;
picture->data[2] = picture->data[0] + size;
picture->data[1] = picture->data[2] + size2;
picture->linesize[0] = stride;
picture->linesize[1] = ROUND_UP_8 (stride) / 2;
picture->linesize[2] = ROUND_UP_8 (stride) / 2;
picture->linesize[1] = GST_ROUND_UP_8 (stride) / 2;
picture->linesize[2] = GST_ROUND_UP_8 (stride) / 2;
return size + 2 * size2;
case PIX_FMT_RGB24:
case PIX_FMT_BGR24:
stride = ROUND_UP_4 (width * 3);
stride = GST_ROUND_UP_4 (width * 3);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
@ -670,7 +669,7 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
case PIX_FMT_RGB565:
case PIX_FMT_YUV422:
case PIX_FMT_UYVY422:
stride = ROUND_UP_4 (width * 2);
stride = GST_ROUND_UP_4 (width * 2);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
@ -679,7 +678,7 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
return size;
case PIX_FMT_UYVY411:
/* FIXME, probably not the right stride */
stride = ROUND_UP_4 (width);
stride = GST_ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
@ -687,7 +686,7 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
picture->linesize[0] = width + width / 2;
return size + size / 2;
case PIX_FMT_GRAY8:
stride = ROUND_UP_4 (width);
stride = GST_ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
@ -696,7 +695,7 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
return size;
case PIX_FMT_MONOWHITE:
case PIX_FMT_MONOBLACK:
stride = ROUND_UP_4 ((width + 7) >> 3);
stride = GST_ROUND_UP_4 ((width + 7) >> 3);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
@ -705,7 +704,7 @@ gst_ffmpegcsp_avpicture_fill (AVPicture * picture,
return size;
case PIX_FMT_PAL8:
/* already forced to be with stride, so same result as other function */
stride = ROUND_UP_4 (width);
stride = GST_ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = ptr + size; /* palette is stored here as 256 32 bit words */

5
gst/ffmpegcolorspace/gstffmpegcolorspace.c
View file

@ -358,6 +358,9 @@ gst_ffmpegcsp_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
*size = avpicture_get_size (ctx->pix_fmt, width, height);
if (space->palette)
*size -= 4 * 256;
av_free (ctx);
return TRUE;
@ -391,7 +394,7 @@ gst_ffmpegcsp_transform (GstBaseTransform * btrans, GstBuffer * inbuf,
/* fill optional palette */
if (space->palette)
space->from_frame.data[1] = (uint8_t *) space->palette;
space->from_frame.data[1] = (uint8_t *) space->palette->palette;
/* fill target frame */
gst_ffmpegcsp_avpicture_fill (&space->to_frame,