From 0e41db4c651f6d5fc822d6d9a7a9960a4bbe1329 Mon Sep 17 00:00:00 2001 From: "Ronald S. Bultje" Date: Fri, 29 Oct 2004 09:47:41 +0000 Subject: [PATCH] ext/ffmpeg/: Sync with gst-plugins ffmpegcolorspace, align-by-4. Ready to re-sync gst-plugins ffmpegcolorspace with o... Original commit message from CVS: * ext/ffmpeg/gstffmpegcodecmap.c: (gst_ffmpeg_avpicture_fill): * ext/ffmpeg/gstffmpegcodecmap.h: * ext/ffmpeg/gstffmpegcolorspace.c: (gst_ffmpegcsp_chain): * ext/ffmpeg/gstffmpegdec.c: (gst_ffmpegdec_get_buffer), (gst_ffmpegdec_chain): * ext/ffmpeg/gstffmpegenc.c: (gst_ffmpegenc_chain_video): Sync with gst-plugins ffmpegcolorspace, align-by-4. Ready to re-sync gst-plugins ffmpegcolorspace with ours and deprecate this one. --- ChangeLog | 12 ++ ext/ffmpeg/gstffmpegcodecmap.c | 280 +++++++++++++++++++++++++++++++++++++++ ext/ffmpeg/gstffmpegcodecmap.h | 11 ++ ext/ffmpeg/gstffmpegcolorspace.c | 9 +- ext/ffmpeg/gstffmpegdec.c | 10 +- ext/ffmpeg/gstffmpegenc.c | 2 +- 6 files changed, 316 insertions(+), 8 deletions(-) diff --git a/ChangeLog b/ChangeLog index 8402aed..d562f77 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,15 @@ +2004-10-29 Ronald S. Bultje + + * ext/ffmpeg/gstffmpegcodecmap.c: (gst_ffmpeg_avpicture_fill): + * ext/ffmpeg/gstffmpegcodecmap.h: + * ext/ffmpeg/gstffmpegcolorspace.c: (gst_ffmpegcsp_chain): + * ext/ffmpeg/gstffmpegdec.c: (gst_ffmpegdec_get_buffer), + (gst_ffmpegdec_chain): + * ext/ffmpeg/gstffmpegenc.c: (gst_ffmpegenc_chain_video): + Sync with gst-plugins ffmpegcolorspace, align-by-4. Ready to + re-sync gst-plugins ffmpegcolorspace with ours and deprecate + this one. + 2004-10-25 Ronald S. Bultje * ext/ffmpeg/gstffmpegcolorspace.c: (gst_ffmpegcsp_pad_link): diff --git a/ext/ffmpeg/gstffmpegcodecmap.c b/ext/ffmpeg/gstffmpegcodecmap.c index 8abf027..28ef757 100644 --- a/ext/ffmpeg/gstffmpegcodecmap.c +++ b/ext/ffmpeg/gstffmpegcodecmap.c @@ -1953,3 +1953,283 @@ gst_ffmpeg_get_codecid_longname (enum CodecID codec_id) return name; } + +/* + * Fill in pointers to memory in a AVPicture, where + * everything is aligned by 4 (as required by X). + * This is mostly a copy from imgconvert.c with some + * small changes. + */ + +#define FF_COLOR_RGB 0 /* RGB color space */ +#define FF_COLOR_GRAY 1 /* gray color space */ +#define FF_COLOR_YUV 2 /* YUV color space. 16 <= Y <= 235, 16 <= U, V <= 240 */ +#define FF_COLOR_YUV_JPEG 3 /* YUV color space. 0 <= Y <= 255, 0 <= U, V <= 255 */ + +#define FF_PIXEL_PLANAR 0 /* each channel has one component in AVPicture */ +#define FF_PIXEL_PACKED 1 /* only one components containing all the channels */ +#define FF_PIXEL_PALETTE 2 /* one components containing indexes for a palette */ + +typedef struct PixFmtInfo { + const char *name; + uint8_t nb_channels; /* number of channels (including alpha) */ + uint8_t color_type; /* color type (see FF_COLOR_xxx constants) */ + uint8_t pixel_type; /* pixel storage type (see FF_PIXEL_xxx constants) */ + uint8_t is_alpha : 1; /* true if alpha can be specified */ + uint8_t x_chroma_shift; /* X chroma subsampling factor is 2 ^ shift */ + uint8_t y_chroma_shift; /* Y chroma subsampling factor is 2 ^ shift */ + uint8_t depth; /* bit depth of the color components */ +} PixFmtInfo; + +/* this table gives more information about formats */ +static PixFmtInfo pix_fmt_info[PIX_FMT_NB] = { + /* YUV formats */ + [PIX_FMT_YUV420P] = { + .name = "yuv420p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 1, .y_chroma_shift = 1, + }, + [PIX_FMT_YUV422P] = { + .name = "yuv422p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 1, .y_chroma_shift = 0, + }, + [PIX_FMT_YUV444P] = { + .name = "yuv444p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + [PIX_FMT_YUV422] = { + .name = "yuv422", + .nb_channels = 1, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PACKED, + .depth = 8, + .x_chroma_shift = 1, .y_chroma_shift = 0, + }, + [PIX_FMT_YUV410P] = { + .name = "yuv410p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 2, .y_chroma_shift = 2, + }, + [PIX_FMT_YUV411P] = { + .name = "yuv411p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 2, .y_chroma_shift = 0, + }, + + /* JPEG YUV */ + [PIX_FMT_YUVJ420P] = { + .name = "yuvj420p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV_JPEG, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 1, .y_chroma_shift = 1, + }, + [PIX_FMT_YUVJ422P] = { + .name = "yuvj422p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV_JPEG, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 1, .y_chroma_shift = 0, + }, + [PIX_FMT_YUVJ444P] = { + .name = "yuvj444p", + .nb_channels = 3, + .color_type = FF_COLOR_YUV_JPEG, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + + /* RGB formats */ + [PIX_FMT_RGB24] = { + .name = "rgb24", + .nb_channels = 3, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PACKED, + .depth = 8, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + [PIX_FMT_BGR24] = { + .name = "bgr24", + .nb_channels = 3, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PACKED, + .depth = 8, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + [PIX_FMT_RGBA32] = { + .name = "rgba32", + .nb_channels = 4, .is_alpha = 1, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PACKED, + .depth = 8, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + [PIX_FMT_RGB565] = { + .name = "rgb565", + .nb_channels = 3, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PACKED, + .depth = 5, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + [PIX_FMT_RGB555] = { + .name = "rgb555", + .nb_channels = 4, .is_alpha = 1, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PACKED, + .depth = 5, + .x_chroma_shift = 0, .y_chroma_shift = 0, + }, + + /* gray / mono formats */ + [PIX_FMT_GRAY8] = { + .name = "gray", + .nb_channels = 1, + .color_type = FF_COLOR_GRAY, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 8, + }, + [PIX_FMT_MONOWHITE] = { + .name = "monow", + .nb_channels = 1, + .color_type = FF_COLOR_GRAY, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 1, + }, + [PIX_FMT_MONOBLACK] = { + .name = "monob", + .nb_channels = 1, + .color_type = FF_COLOR_GRAY, + .pixel_type = FF_PIXEL_PLANAR, + .depth = 1, + }, + + /* paletted formats */ + [PIX_FMT_PAL8] = { + .name = "pal8", + .nb_channels = 4, .is_alpha = 1, + .color_type = FF_COLOR_RGB, + .pixel_type = FF_PIXEL_PALETTE, + .depth = 8, + }, +}; + +#define ROUND_UP_4(x) (((x) + 3) & ~3) + +int +gst_ffmpeg_avpicture_fill (AVPicture * picture, + uint8_t * ptr, enum PixelFormat pix_fmt, int width, int height) +{ + int size, w2, h2, size2; + int stride, stride2; + PixFmtInfo *pinfo; + + pinfo = &pix_fmt_info[pix_fmt]; + stride = ROUND_UP_4 (width); + size = stride * height; + switch (pix_fmt) { + case PIX_FMT_YUV420P: + case PIX_FMT_YUV422P: + case PIX_FMT_YUV444P: + case PIX_FMT_YUV410P: + case PIX_FMT_YUV411P: + case PIX_FMT_YUVJ420P: + case PIX_FMT_YUVJ422P: + case PIX_FMT_YUVJ444P: + stride = ROUND_UP_4 (width); + size = stride * height; + w2 = (width + (1 << pinfo->x_chroma_shift) - 1) >> pinfo->x_chroma_shift; + stride2 = ROUND_UP_4 (w2); + h2 = (height + (1 << pinfo->y_chroma_shift) - 1) >> pinfo->y_chroma_shift; + size2 = stride2 * h2; + picture->data[0] = ptr; + picture->data[1] = picture->data[0] + size; + picture->data[2] = picture->data[1] + size2; + picture->linesize[0] = stride; + picture->linesize[1] = stride2; + picture->linesize[2] = stride2; + return size + 2 * size2; + case PIX_FMT_RGB24: + case PIX_FMT_BGR24: + stride = ROUND_UP_4 (width * 3); + size = stride * height; + picture->data[0] = ptr; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->linesize[0] = stride; + return size; + case PIX_FMT_RGBA32: + stride = width * 4; + size = stride * height; + picture->data[0] = ptr; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->linesize[0] = stride; + return size; + case PIX_FMT_RGB555: + case PIX_FMT_RGB565: + case PIX_FMT_YUV422: + stride = ROUND_UP_4 (width * 2); + size = stride * height; + picture->data[0] = ptr; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->linesize[0] = stride; + return size; + case PIX_FMT_GRAY8: + stride = ROUND_UP_4 (width); + size = stride * height; + picture->data[0] = ptr; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->linesize[0] = stride; + return size; + case PIX_FMT_MONOWHITE: + case PIX_FMT_MONOBLACK: + stride = ROUND_UP_4 ((width + 7) >> 3); + size = stride * height; + picture->data[0] = ptr; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->linesize[0] = stride; + return size; + case PIX_FMT_PAL8: + /* already forced to be with stride, so same result as other function */ + stride = 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 */ + picture->data[2] = NULL; + picture->linesize[0] = stride; + picture->linesize[1] = 4; + return size + 256 * 4; + default: + picture->data[0] = NULL; + picture->data[1] = NULL; + picture->data[2] = NULL; + picture->data[3] = NULL; + return -1; + } + + return 0; +} diff --git a/ext/ffmpeg/gstffmpegcodecmap.h b/ext/ffmpeg/gstffmpegcodecmap.h index cadb2d8..47ca2c6 100644 --- a/ext/ffmpeg/gstffmpegcodecmap.h +++ b/ext/ffmpeg/gstffmpegcodecmap.h @@ -96,6 +96,17 @@ G_CONST_RETURN gchar * gst_ffmpeg_get_codecid_longname (enum CodecID codec_id); /* + * Fill in pointers in an AVPicture, aligned by 4 (required by X). + */ + +int +gst_ffmpeg_avpicture_fill (AVPicture * picture, + uint8_t * ptr, + enum PixelFormat pix_fmt, + int width, + int height); + +/* * FFMPEG debugging function; maybe move to a different file. */ diff --git a/ext/ffmpeg/gstffmpegcolorspace.c b/ext/ffmpeg/gstffmpegcolorspace.c index 3c2f21d..2486f00 100644 --- a/ext/ffmpeg/gstffmpegcolorspace.c +++ b/ext/ffmpeg/gstffmpegcolorspace.c @@ -362,17 +362,20 @@ gst_ffmpegcsp_chain (GstPad * pad, GstData * data) if (space->from_pixfmt == space->to_pixfmt) { outbuf = inbuf; } else { +#define ROUND_UP_4(x) (((x) + 3) & ~3) guint size = avpicture_get_size (space->to_pixfmt, - space->width, space->height); + ROUND_UP_4 (space->width), ROUND_UP_4 (space->height)); outbuf = gst_pad_alloc_buffer (space->srcpad, GST_BUFFER_OFFSET_NONE, size); /* convert */ - avpicture_fill ((AVPicture *) space->from_frame, GST_BUFFER_DATA (inbuf), + gst_ffmpeg_avpicture_fill ((AVPicture *) space->from_frame, + GST_BUFFER_DATA (inbuf), space->from_pixfmt, space->width, space->height); if (space->palette) space->from_frame->data[1] = (uint8_t *) space->palette; - avpicture_fill ((AVPicture *) space->to_frame, GST_BUFFER_DATA (outbuf), + gst_ffmpeg_avpicture_fill ((AVPicture *) space->to_frame, + GST_BUFFER_DATA (outbuf), space->to_pixfmt, space->width, space->height); img_convert ((AVPicture *) space->to_frame, space->to_pixfmt, (AVPicture *) space->from_frame, space->from_pixfmt, diff --git a/ext/ffmpeg/gstffmpegdec.c b/ext/ffmpeg/gstffmpegdec.c index 487afb0..cff1037 100644 --- a/ext/ffmpeg/gstffmpegdec.c +++ b/ext/ffmpeg/gstffmpegdec.c @@ -317,7 +317,8 @@ gst_ffmpegdec_get_buffer (AVCodecContext * context, AVFrame * picture) bufsize = avpicture_get_size (context->pix_fmt, context->width, context->height); buf = gst_buffer_new_and_alloc (bufsize); - avpicture_fill ((AVPicture *) picture, GST_BUFFER_DATA (buf), + gst_ffmpeg_avpicture_fill ((AVPicture *) picture, + GST_BUFFER_DATA (buf), context->pix_fmt, context->width, context->height); break; @@ -405,16 +406,17 @@ gst_ffmpegdec_chain (GstPad * pad, GstData * _data) ffmpegdec->picture, &have_data, data, size); if (len >= 0 && have_data) { +#define ROUND_UP_4(x) (((x) + 3) & ~3) /* libavcodec constantly crashes on stupid buffer allocation * errors inside. This drives me crazy, so we let it allocate * it's own buffers and copy to our own buffer afterwards... */ AVPicture pic; gint size = avpicture_get_size (ffmpegdec->context->pix_fmt, - ffmpegdec->context->width, - ffmpegdec->context->height); + ROUND_UP_4 (ffmpegdec->context->width), + ROUND_UP_4 (ffmpegdec->context->height)); outbuf = gst_buffer_new_and_alloc (size); - avpicture_fill (&pic, GST_BUFFER_DATA (outbuf), + gst_ffmpeg_avpicture_fill (&pic, GST_BUFFER_DATA (outbuf), ffmpegdec->context->pix_fmt, ffmpegdec->context->width, ffmpegdec->context->height); img_convert (&pic, ffmpegdec->context->pix_fmt, diff --git a/ext/ffmpeg/gstffmpegenc.c b/ext/ffmpeg/gstffmpegenc.c index e8f06b8..543ef58 100644 --- a/ext/ffmpeg/gstffmpegenc.c +++ b/ext/ffmpeg/gstffmpegenc.c @@ -421,7 +421,7 @@ gst_ffmpegenc_chain_video (GstPad * pad, GstData * _data) /* FIXME: events (discont (flush!) and eos (close down) etc.) */ outbuf = gst_buffer_new_and_alloc (ffmpegenc->buffer_size); - avpicture_fill ((AVPicture *) ffmpegenc->picture, + gst_ffmpeg_avpicture_fill ((AVPicture *) ffmpegenc->picture, GST_BUFFER_DATA (inbuf), ffmpegenc->context->pix_fmt, ffmpegenc->context->width, ffmpegenc->context->height); -- 2.7.4