#include "avcodec.h"
#include "blockdsp.h"
#include "copy_block.h"
-#include "hwaccel.h"
+#include "hwconfig.h"
#include "idctdsp.h"
#include "internal.h"
#include "jpegtables.h"
#include "mjpeg.h"
#include "mjpegdec.h"
#include "jpeglsdec.h"
+#include "profiles.h"
#include "put_bits.h"
#include "tiff.h"
#include "exif.h"
huff_code, 2, 2, huff_sym, 2, 2, use_static);
}
-static int build_basic_mjpeg_vlc(MJpegDecodeContext *s)
+static int init_default_huffman_tables(MJpegDecodeContext *s)
{
- int ret;
-
- if ((ret = build_vlc(&s->vlcs[0][0], avpriv_mjpeg_bits_dc_luminance,
- avpriv_mjpeg_val_dc, 12, 0, 0)) < 0)
- return ret;
-
- if ((ret = build_vlc(&s->vlcs[0][1], avpriv_mjpeg_bits_dc_chrominance,
- avpriv_mjpeg_val_dc, 12, 0, 0)) < 0)
- return ret;
-
- if ((ret = build_vlc(&s->vlcs[1][0], avpriv_mjpeg_bits_ac_luminance,
- avpriv_mjpeg_val_ac_luminance, 251, 0, 1)) < 0)
- return ret;
-
- if ((ret = build_vlc(&s->vlcs[1][1], avpriv_mjpeg_bits_ac_chrominance,
- avpriv_mjpeg_val_ac_chrominance, 251, 0, 1)) < 0)
- return ret;
-
- if ((ret = build_vlc(&s->vlcs[2][0], avpriv_mjpeg_bits_ac_luminance,
- avpriv_mjpeg_val_ac_luminance, 251, 0, 0)) < 0)
- return ret;
-
- if ((ret = build_vlc(&s->vlcs[2][1], avpriv_mjpeg_bits_ac_chrominance,
- avpriv_mjpeg_val_ac_chrominance, 251, 0, 0)) < 0)
- return ret;
+ static const struct {
+ int class;
+ int index;
+ const uint8_t *bits;
+ const uint8_t *values;
+ int codes;
+ int length;
+ } ht[] = {
+ { 0, 0, avpriv_mjpeg_bits_dc_luminance,
+ avpriv_mjpeg_val_dc, 12, 12 },
+ { 0, 1, avpriv_mjpeg_bits_dc_chrominance,
+ avpriv_mjpeg_val_dc, 12, 12 },
+ { 1, 0, avpriv_mjpeg_bits_ac_luminance,
+ avpriv_mjpeg_val_ac_luminance, 251, 162 },
+ { 1, 1, avpriv_mjpeg_bits_ac_chrominance,
+ avpriv_mjpeg_val_ac_chrominance, 251, 162 },
+ { 2, 0, avpriv_mjpeg_bits_ac_luminance,
+ avpriv_mjpeg_val_ac_luminance, 251, 162 },
+ { 2, 1, avpriv_mjpeg_bits_ac_chrominance,
+ avpriv_mjpeg_val_ac_chrominance, 251, 162 },
+ };
+ int i, ret;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(ht); i++) {
+ ret = build_vlc(&s->vlcs[ht[i].class][ht[i].index],
+ ht[i].bits, ht[i].values, ht[i].codes,
+ 0, ht[i].class == 1);
+ if (ret < 0)
+ return ret;
+ if (ht[i].class < 2) {
+ memcpy(s->raw_huffman_lengths[ht[i].class][ht[i].index],
+ ht[i].bits + 1, 16);
+ memcpy(s->raw_huffman_values[ht[i].class][ht[i].index],
+ ht[i].values, ht[i].length);
+ }
+ }
return 0;
}
avctx->colorspace = AVCOL_SPC_BT470BG;
s->hwaccel_pix_fmt = s->hwaccel_sw_pix_fmt = AV_PIX_FMT_NONE;
- if ((ret = build_basic_mjpeg_vlc(s)) < 0)
+ if ((ret = init_default_huffman_tables(s)) < 0)
return ret;
if (s->extern_huff) {
if (ff_mjpeg_decode_dht(s)) {
av_log(avctx, AV_LOG_ERROR,
"error using external huffman table, switching back to internal\n");
- build_basic_mjpeg_vlc(s);
+ init_default_huffman_tables(s);
}
}
if (avctx->field_order == AV_FIELD_BB) { /* quicktime icefloe 019 */
memset(s->upscale_h, 0, sizeof(s->upscale_h));
memset(s->upscale_v, 0, sizeof(s->upscale_v));
- /* XXX: verify len field validity */
len = get_bits(&s->gb, 16);
bits = get_bits(&s->gb, 8);
"bits/component or 16-bit gray");
return AVERROR_PATCHWELCOME;
}
+ if (len != 8 + 3 * nb_components) {
+ av_log(s->avctx, AV_LOG_ERROR, "decode_sof0: error, len(%d) mismatch %d components\n", len, nb_components);
+ return AVERROR_INVALIDDATA;
+ }
+
s->nb_components = nb_components;
s->h_max = 1;
s->v_max = 1;
return AVERROR_PATCHWELCOME;
}
+ if (s->bayer) {
+ if (nb_components == 2) {
+ /* Bayer images embedded in DNGs can contain 2 interleaved components and the
+ width stored in their SOF3 markers is the width of each one. We only output
+ a single component, therefore we need to adjust the output image width. We
+ handle the deinterleaving (but not the debayering) in this file. */
+ width *= 2;
+ }
+ /* They can also contain 1 component, which is double the width and half the height
+ of the final image (rows are interleaved). We don't handle the decoding in this
+ file, but leave that to the TIFF/DNG decoder. */
+ }
/* if different size, realloc/alloc picture */
if (width != s->width || height != s->height || bits != s->bits ||
avpriv_request_sample(s->avctx, "progressively coded interlaced picture");
return AVERROR_INVALIDDATA;
}
- } else{
+ } else {
if (s->v_max == 1 && s->h_max == 1 && s->lossless==1 && (nb_components==3 || nb_components==4))
s->rgb = 1;
else if (!s->lossless)
s->rgb = 0;
- /* XXX: not complete test ! */
- pix_fmt_id = ((unsigned)s->h_count[0] << 28) | (s->v_count[0] << 24) |
- (s->h_count[1] << 20) | (s->v_count[1] << 16) |
- (s->h_count[2] << 12) | (s->v_count[2] << 8) |
- (s->h_count[3] << 4) | s->v_count[3];
- av_log(s->avctx, AV_LOG_DEBUG, "pix fmt id %x\n", pix_fmt_id);
- /* NOTE we do not allocate pictures large enough for the possible
- * padding of h/v_count being 4 */
- if (!(pix_fmt_id & 0xD0D0D0D0))
- pix_fmt_id -= (pix_fmt_id & 0xF0F0F0F0) >> 1;
- if (!(pix_fmt_id & 0x0D0D0D0D))
- pix_fmt_id -= (pix_fmt_id & 0x0F0F0F0F) >> 1;
-
- for (i = 0; i < 8; i++) {
- int j = 6 + (i&1) - (i&6);
- int is = (pix_fmt_id >> (4*i)) & 0xF;
- int js = (pix_fmt_id >> (4*j)) & 0xF;
-
- if (is == 1 && js != 2 && (i < 2 || i > 5))
- js = (pix_fmt_id >> ( 8 + 4*(i&1))) & 0xF;
- if (is == 1 && js != 2 && (i < 2 || i > 5))
- js = (pix_fmt_id >> (16 + 4*(i&1))) & 0xF;
-
- if (is == 1 && js == 2) {
- if (i & 1) s->upscale_h[j/2] = 1;
- else s->upscale_v[j/2] = 1;
- }
- }
-
- switch (pix_fmt_id) {
- case 0x11111100:
- if (s->rgb)
- s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48;
- else {
- if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
- s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_GBRP : AV_PIX_FMT_GBRP16;
- } else {
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
- else s->avctx->pix_fmt = AV_PIX_FMT_YUV444P16;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ /* XXX: not complete test ! */
+ pix_fmt_id = ((unsigned)s->h_count[0] << 28) | (s->v_count[0] << 24) |
+ (s->h_count[1] << 20) | (s->v_count[1] << 16) |
+ (s->h_count[2] << 12) | (s->v_count[2] << 8) |
+ (s->h_count[3] << 4) | s->v_count[3];
+ av_log(s->avctx, AV_LOG_DEBUG, "pix fmt id %x\n", pix_fmt_id);
+ /* NOTE we do not allocate pictures large enough for the possible
+ * padding of h/v_count being 4 */
+ if (!(pix_fmt_id & 0xD0D0D0D0))
+ pix_fmt_id -= (pix_fmt_id & 0xF0F0F0F0) >> 1;
+ if (!(pix_fmt_id & 0x0D0D0D0D))
+ pix_fmt_id -= (pix_fmt_id & 0x0F0F0F0F) >> 1;
+
+ for (i = 0; i < 8; i++) {
+ int j = 6 + (i&1) - (i&6);
+ int is = (pix_fmt_id >> (4*i)) & 0xF;
+ int js = (pix_fmt_id >> (4*j)) & 0xF;
+
+ if (is == 1 && js != 2 && (i < 2 || i > 5))
+ js = (pix_fmt_id >> ( 8 + 4*(i&1))) & 0xF;
+ if (is == 1 && js != 2 && (i < 2 || i > 5))
+ js = (pix_fmt_id >> (16 + 4*(i&1))) & 0xF;
+
+ if (is == 1 && js == 2) {
+ if (i & 1) s->upscale_h[j/2] = 1;
+ else s->upscale_v[j/2] = 1;
}
}
- av_assert0(s->nb_components == 3);
- break;
- case 0x11111111:
- if (s->rgb)
- s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64;
- else {
+
+ switch (pix_fmt_id) {
+ case 0x11110000: /* for bayer-encoded huffman lossless JPEGs embedded in DNGs */
+ if (!s->bayer)
+ goto unk_pixfmt;
+ s->avctx->pix_fmt = AV_PIX_FMT_GRAY16LE;
+ break;
+ case 0x11111100:
+ if (s->rgb)
+ s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48;
+ else {
+ if ( s->adobe_transform == 0
+ || s->component_id[0] == 'R' - 1 && s->component_id[1] == 'G' - 1 && s->component_id[2] == 'B' - 1) {
+ s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_GBRP : AV_PIX_FMT_GBRP16;
+ } else {
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
+ else s->avctx->pix_fmt = AV_PIX_FMT_YUV444P16;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ }
+ }
+ av_assert0(s->nb_components == 3);
+ break;
+ case 0x11111111:
+ if (s->rgb)
+ s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64;
+ else {
+ if (s->adobe_transform == 0 && s->bits <= 8) {
+ s->avctx->pix_fmt = AV_PIX_FMT_GBRAP;
+ } else {
+ s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_YUVA444P : AV_PIX_FMT_YUVA444P16;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ }
+ }
+ av_assert0(s->nb_components == 4);
+ break;
+ case 0x22111122:
+ case 0x22111111:
if (s->adobe_transform == 0 && s->bits <= 8) {
s->avctx->pix_fmt = AV_PIX_FMT_GBRAP;
+ s->upscale_v[1] = s->upscale_v[2] = 1;
+ s->upscale_h[1] = s->upscale_h[2] = 1;
+ } else if (s->adobe_transform == 2 && s->bits <= 8) {
+ s->avctx->pix_fmt = AV_PIX_FMT_YUVA444P;
+ s->upscale_v[1] = s->upscale_v[2] = 1;
+ s->upscale_h[1] = s->upscale_h[2] = 1;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
} else {
- s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_YUVA444P : AV_PIX_FMT_YUVA444P16;
+ if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P;
+ else s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P16;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
}
- }
- av_assert0(s->nb_components == 4);
- break;
- case 0x22111122:
- case 0x22111111:
- if (s->adobe_transform == 0 && s->bits <= 8) {
- s->avctx->pix_fmt = AV_PIX_FMT_GBRAP;
- s->upscale_v[1] = s->upscale_v[2] = 1;
- s->upscale_h[1] = s->upscale_h[2] = 1;
- } else if (s->adobe_transform == 2 && s->bits <= 8) {
- s->avctx->pix_fmt = AV_PIX_FMT_YUVA444P;
- s->upscale_v[1] = s->upscale_v[2] = 1;
- s->upscale_h[1] = s->upscale_h[2] = 1;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- } else {
- if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P;
- else s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P16;
+ av_assert0(s->nb_components == 4);
+ break;
+ case 0x12121100:
+ case 0x22122100:
+ case 0x21211100:
+ case 0x22211200:
+ case 0x22221100:
+ case 0x22112200:
+ case 0x11222200:
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
+ else
+ goto unk_pixfmt;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- }
- av_assert0(s->nb_components == 4);
- break;
- case 0x12121100:
- case 0x22122100:
- case 0x21211100:
- case 0x22211200:
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
- else
- goto unk_pixfmt;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- break;
- case 0x22221100:
- case 0x22112200:
- case 0x11222200:
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
- else
- goto unk_pixfmt;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- break;
- case 0x11000000:
- case 0x13000000:
- case 0x14000000:
- case 0x31000000:
- case 0x33000000:
- case 0x34000000:
- case 0x41000000:
- case 0x43000000:
- case 0x44000000:
- if(s->bits <= 8)
- s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
- else
- s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
- break;
- case 0x12111100:
- case 0x14121200:
- case 0x14111100:
- case 0x22211100:
- case 0x22112100:
- if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
- if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP;
+ break;
+ case 0x11000000:
+ case 0x13000000:
+ case 0x14000000:
+ case 0x31000000:
+ case 0x33000000:
+ case 0x34000000:
+ case 0x41000000:
+ case 0x43000000:
+ case 0x44000000:
+ if(s->bits <= 8)
+ s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
else
+ s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
+ break;
+ case 0x12111100:
+ case 0x14121200:
+ case 0x14111100:
+ case 0x22211100:
+ case 0x22112100:
+ if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
+ if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP;
+ else
+ goto unk_pixfmt;
+ s->upscale_v[0] = s->upscale_v[1] = 1;
+ } else {
+ if (pix_fmt_id == 0x14111100)
+ s->upscale_v[1] = s->upscale_v[2] = 1;
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV440P : AV_PIX_FMT_YUVJ440P;
+ else
+ goto unk_pixfmt;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ }
+ break;
+ case 0x21111100:
+ if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
+ if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP;
+ else
+ goto unk_pixfmt;
+ s->upscale_h[0] = s->upscale_h[1] = 1;
+ } else {
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P;
+ else s->avctx->pix_fmt = AV_PIX_FMT_YUV422P16;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ }
+ break;
+ case 0x31111100:
+ if (s->bits > 8)
goto unk_pixfmt;
- s->upscale_v[0] = s->upscale_v[1] = 1;
- } else {
- if (pix_fmt_id == 0x14111100)
- s->upscale_v[1] = s->upscale_v[2] = 1;
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV440P : AV_PIX_FMT_YUVJ440P;
+ s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ s->upscale_h[1] = s->upscale_h[2] = 2;
+ break;
+ case 0x22121100:
+ case 0x22111200:
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P;
else
goto unk_pixfmt;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- }
- break;
- case 0x21111100:
- if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') {
- if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP;
+ break;
+ case 0x22111100:
+ case 0x23111100:
+ case 0x42111100:
+ case 0x24111100:
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV420P : AV_PIX_FMT_YUVJ420P;
+ else s->avctx->pix_fmt = AV_PIX_FMT_YUV420P16;
+ s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ if (pix_fmt_id == 0x42111100) {
+ if (s->bits > 8)
+ goto unk_pixfmt;
+ s->upscale_h[1] = s->upscale_h[2] = 1;
+ } else if (pix_fmt_id == 0x24111100) {
+ if (s->bits > 8)
+ goto unk_pixfmt;
+ s->upscale_v[1] = s->upscale_v[2] = 1;
+ } else if (pix_fmt_id == 0x23111100) {
+ if (s->bits > 8)
+ goto unk_pixfmt;
+ s->upscale_v[1] = s->upscale_v[2] = 2;
+ }
+ break;
+ case 0x41111100:
+ if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV411P : AV_PIX_FMT_YUVJ411P;
else
goto unk_pixfmt;
- s->upscale_h[0] = s->upscale_h[1] = 1;
- } else {
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P;
- else s->avctx->pix_fmt = AV_PIX_FMT_YUV422P16;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
+ break;
+ default:
+ unk_pixfmt:
+ avpriv_report_missing_feature(s->avctx, "Pixel format 0x%x bits:%d", pix_fmt_id, s->bits);
+ memset(s->upscale_h, 0, sizeof(s->upscale_h));
+ memset(s->upscale_v, 0, sizeof(s->upscale_v));
+ return AVERROR_PATCHWELCOME;
}
- break;
- case 0x31111100:
- if (s->bits > 8)
- goto unk_pixfmt;
- s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- s->upscale_h[1] = s->upscale_h[2] = 2;
- break;
- case 0x22121100:
- case 0x22111200:
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P;
- else
- goto unk_pixfmt;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- break;
- case 0x22111100:
- case 0x42111100:
- case 0x24111100:
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV420P : AV_PIX_FMT_YUVJ420P;
- else s->avctx->pix_fmt = AV_PIX_FMT_YUV420P16;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- if (pix_fmt_id == 0x42111100) {
- if (s->bits > 8)
- goto unk_pixfmt;
- s->upscale_h[1] = s->upscale_h[2] = 1;
- } else if (pix_fmt_id == 0x24111100) {
- if (s->bits > 8)
- goto unk_pixfmt;
- s->upscale_v[1] = s->upscale_v[2] = 1;
+ if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->avctx->lowres) {
+ avpriv_report_missing_feature(s->avctx, "Lowres for weird subsampling");
+ return AVERROR_PATCHWELCOME;
}
- break;
- case 0x41111100:
- if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV411P : AV_PIX_FMT_YUVJ411P;
- else
- goto unk_pixfmt;
- s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
- break;
- default:
-unk_pixfmt:
- avpriv_report_missing_feature(s->avctx, "Pixel format 0x%x bits:%d", pix_fmt_id, s->bits);
- memset(s->upscale_h, 0, sizeof(s->upscale_h));
- memset(s->upscale_v, 0, sizeof(s->upscale_v));
- return AVERROR_PATCHWELCOME;
- }
- if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->avctx->lowres) {
- avpriv_report_missing_feature(s->avctx, "Lowres for weird subsampling");
- return AVERROR_PATCHWELCOME;
- }
- if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->progressive && s->avctx->pix_fmt == AV_PIX_FMT_GBRP) {
- avpriv_report_missing_feature(s->avctx, "progressive for weird subsampling");
- return AVERROR_PATCHWELCOME;
- }
- if (s->ls) {
- memset(s->upscale_h, 0, sizeof(s->upscale_h));
- memset(s->upscale_v, 0, sizeof(s->upscale_v));
- if (s->nb_components == 3) {
- s->avctx->pix_fmt = AV_PIX_FMT_RGB24;
- } else if (s->nb_components != 1) {
- av_log(s->avctx, AV_LOG_ERROR, "Unsupported number of components %d\n", s->nb_components);
+ if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->progressive && s->avctx->pix_fmt == AV_PIX_FMT_GBRP) {
+ avpriv_report_missing_feature(s->avctx, "progressive for weird subsampling");
return AVERROR_PATCHWELCOME;
- } else if (s->palette_index && s->bits <= 8)
- s->avctx->pix_fmt = AV_PIX_FMT_PAL8;
- else if (s->bits <= 8)
- s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
- else
- s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
- }
+ }
+ if (s->ls) {
+ memset(s->upscale_h, 0, sizeof(s->upscale_h));
+ memset(s->upscale_v, 0, sizeof(s->upscale_v));
+ if (s->nb_components == 3) {
+ s->avctx->pix_fmt = AV_PIX_FMT_RGB24;
+ } else if (s->nb_components != 1) {
+ av_log(s->avctx, AV_LOG_ERROR, "Unsupported number of components %d\n", s->nb_components);
+ return AVERROR_PATCHWELCOME;
+ } else if (s->palette_index && s->bits <= 8)
+ s->avctx->pix_fmt = AV_PIX_FMT_PAL8;
+ else if (s->bits <= 8)
+ s->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
+ else
+ s->avctx->pix_fmt = AV_PIX_FMT_GRAY16;
+ }
- s->pix_desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
- if (!s->pix_desc) {
- av_log(s->avctx, AV_LOG_ERROR, "Could not get a pixel format descriptor.\n");
- return AVERROR_BUG;
- }
+ s->pix_desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
+ if (!s->pix_desc) {
+ av_log(s->avctx, AV_LOG_ERROR, "Could not get a pixel format descriptor.\n");
+ return AVERROR_BUG;
+ }
- if (s->avctx->pix_fmt == s->hwaccel_sw_pix_fmt && !size_change) {
- s->avctx->pix_fmt = s->hwaccel_pix_fmt;
- } else {
- enum AVPixelFormat pix_fmts[] = {
+ if (s->avctx->pix_fmt == s->hwaccel_sw_pix_fmt && !size_change) {
+ s->avctx->pix_fmt = s->hwaccel_pix_fmt;
+ } else {
+ enum AVPixelFormat pix_fmts[] = {
#if CONFIG_MJPEG_NVDEC_HWACCEL
- AV_PIX_FMT_CUDA,
+ AV_PIX_FMT_CUDA,
#endif
#if CONFIG_MJPEG_VAAPI_HWACCEL
- AV_PIX_FMT_VAAPI,
+ AV_PIX_FMT_VAAPI,
#endif
- s->avctx->pix_fmt,
- AV_PIX_FMT_NONE,
- };
- s->hwaccel_pix_fmt = ff_get_format(s->avctx, pix_fmts);
- if (s->hwaccel_pix_fmt < 0)
- return AVERROR(EINVAL);
+ s->avctx->pix_fmt,
+ AV_PIX_FMT_NONE,
+ };
+ s->hwaccel_pix_fmt = ff_get_format(s->avctx, pix_fmts);
+ if (s->hwaccel_pix_fmt < 0)
+ return AVERROR(EINVAL);
- s->hwaccel_sw_pix_fmt = s->avctx->pix_fmt;
- s->avctx->pix_fmt = s->hwaccel_pix_fmt;
- }
+ s->hwaccel_sw_pix_fmt = s->avctx->pix_fmt;
+ s->avctx->pix_fmt = s->hwaccel_pix_fmt;
+ }
+
+ if (s->avctx->skip_frame == AVDISCARD_ALL) {
+ s->picture_ptr->pict_type = AV_PICTURE_TYPE_I;
+ s->picture_ptr->key_frame = 1;
+ s->got_picture = 1;
+ return 0;
+ }
- if (s->avctx->skip_frame == AVDISCARD_ALL) {
+ av_frame_unref(s->picture_ptr);
+ if (ff_get_buffer(s->avctx, s->picture_ptr, AV_GET_BUFFER_FLAG_REF) < 0)
+ return -1;
s->picture_ptr->pict_type = AV_PICTURE_TYPE_I;
s->picture_ptr->key_frame = 1;
s->got_picture = 1;
- return 0;
- }
- av_frame_unref(s->picture_ptr);
- if (ff_get_buffer(s->avctx, s->picture_ptr, AV_GET_BUFFER_FLAG_REF) < 0)
- return -1;
- s->picture_ptr->pict_type = AV_PICTURE_TYPE_I;
- s->picture_ptr->key_frame = 1;
- s->got_picture = 1;
-
- for (i = 0; i < 4; i++)
- s->linesize[i] = s->picture_ptr->linesize[i] << s->interlaced;
+ for (i = 0; i < 4; i++)
+ s->linesize[i] = s->picture_ptr->linesize[i] << s->interlaced;
- ff_dlog(s->avctx, "%d %d %d %d %d %d\n",
- s->width, s->height, s->linesize[0], s->linesize[1],
- s->interlaced, s->avctx->height);
+ ff_dlog(s->avctx, "%d %d %d %d %d %d\n",
+ s->width, s->height, s->linesize[0], s->linesize[1],
+ s->interlaced, s->avctx->height);
- if (len != (8 + (3 * nb_components)))
- av_log(s->avctx, AV_LOG_DEBUG, "decode_sof0: error, len(%d) mismatch\n", len);
}
if ((s->rgb && !s->lossless && !s->ls) ||
- (!s->rgb && s->ls && s->nb_components > 1)) {
+ (!s->rgb && s->ls && s->nb_components > 1) ||
+ (s->avctx->pix_fmt == AV_PIX_FMT_PAL8 && !s->ls)
+ ) {
av_log(s->avctx, AV_LOG_ERROR, "Unsupported coding and pixel format combination\n");
return AVERROR_PATCHWELCOME;
}
return reset;
}
+/* Handles 1 to 4 components */
static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int predictor, int point_transform)
{
int i, mb_x, mb_y;
+ unsigned width;
uint16_t (*buffer)[4];
int left[4], top[4], topleft[4];
const int linesize = s->linesize[0];
const int mask = ((1 << s->bits) - 1) << point_transform;
int resync_mb_y = 0;
int resync_mb_x = 0;
+ int vpred[6];
- if (s->nb_components != 3 && s->nb_components != 4)
+ if (!s->bayer && s->nb_components < 3)
+ return AVERROR_INVALIDDATA;
+ if (s->bayer && s->nb_components > 2)
+ return AVERROR_INVALIDDATA;
+ if (s->nb_components <= 0 || s->nb_components > 4)
return AVERROR_INVALIDDATA;
if (s->v_max != 1 || s->h_max != 1 || !s->lossless)
return AVERROR_INVALIDDATA;
s->restart_count = s->restart_interval;
- av_fast_malloc(&s->ljpeg_buffer, &s->ljpeg_buffer_size,
- (unsigned)s->mb_width * 4 * sizeof(s->ljpeg_buffer[0][0]));
+ if (s->restart_interval == 0)
+ s->restart_interval = INT_MAX;
+
+ if (s->bayer)
+ width = s->mb_width / nb_components; /* Interleaved, width stored is the total so need to divide */
+ else
+ width = s->mb_width;
+
+ av_fast_malloc(&s->ljpeg_buffer, &s->ljpeg_buffer_size, width * 4 * sizeof(s->ljpeg_buffer[0][0]));
if (!s->ljpeg_buffer)
return AVERROR(ENOMEM);
for (i = 0; i < 4; i++)
top[i] = left[i] = topleft[i] = buffer[0][i];
- for (mb_x = 0; mb_x < s->mb_width; mb_x++) {
+ if ((mb_y * s->width) % s->restart_interval == 0) {
+ for (i = 0; i < 6; i++)
+ vpred[i] = 1 << (s->bits-1);
+ }
+
+ for (mb_x = 0; mb_x < width; mb_x++) {
int modified_predictor = predictor;
if (get_bits_left(&s->gb) < 1) {
topleft[i] = top[i];
top[i] = buffer[mb_x][i];
- PREDICT(pred, topleft[i], top[i], left[i], modified_predictor);
-
dc = mjpeg_decode_dc(s, s->dc_index[i]);
if(dc == 0xFFFFF)
return -1;
+ if (!s->bayer || mb_x) {
+ pred = left[i];
+ } else { /* This path runs only for the first line in bayer images */
+ vpred[i] += dc;
+ pred = vpred[i] - dc;
+ }
+
+ PREDICT(pred, topleft[i], top[i], pred, modified_predictor);
+
left[i] = buffer[mb_x][i] =
mask & (pred + (unsigned)(dc * (1 << point_transform)));
}
ptr[3*mb_x + 0] = buffer[mb_x][1] + ptr[3*mb_x + 1];
ptr[3*mb_x + 2] = buffer[mb_x][2] + ptr[3*mb_x + 1];
}
+ } else if (s->bayer) {
+ if (nb_components == 1) {
+ /* Leave decoding to the TIFF/DNG decoder (see comment in ff_mjpeg_decode_sof) */
+ for (mb_x = 0; mb_x < width; mb_x++)
+ ((uint16_t*)ptr)[mb_x] = buffer[mb_x][0];
+ } else if (nb_components == 2) {
+ for (mb_x = 0; mb_x < width; mb_x++) {
+ ((uint16_t*)ptr)[2*mb_x + 0] = buffer[mb_x][0];
+ ((uint16_t*)ptr)[2*mb_x + 1] = buffer[mb_x][1];
+ }
+ }
} else {
for(i=0; i<nb_components; i++) {
int c= s->comp_index[i];
|| v * mb_y + y >= s->height) {
// Nothing to do
} else if (bits<=8) {
- ptr = s->picture_ptr->data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap
- if(y==0 && toprow){
- if(x==0 && leftcol){
- pred= 1 << (bits - 1);
- }else{
- pred= ptr[-1];
- }
- }else{
- if(x==0 && leftcol){
- pred= ptr[-linesize];
+ ptr = s->picture_ptr->data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap
+ if(y==0 && toprow){
+ if(x==0 && leftcol){
+ pred= 1 << (bits - 1);
+ }else{
+ pred= ptr[-1];
+ }
}else{
- PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor);
+ if(x==0 && leftcol){
+ pred= ptr[-linesize];
+ }else{
+ PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor);
+ }
}
- }
- if (s->interlaced && s->bottom_field)
- ptr += linesize >> 1;
- pred &= mask;
- *ptr= pred + ((unsigned)dc << point_transform);
+ if (s->interlaced && s->bottom_field)
+ ptr += linesize >> 1;
+ pred &= mask;
+ *ptr= pred + ((unsigned)dc << point_transform);
}else{
ptr16 = (uint16_t*)(s->picture_ptr->data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap
if(y==0 && toprow){
s->h_scount[i] = s->h_count[index];
s->v_scount[i] = s->v_count[index];
- if(nb_components == 3 && s->nb_components == 3 && s->avctx->pix_fmt == AV_PIX_FMT_GBR24P)
- index = (i+2)%3;
- if(nb_components == 1 && s->nb_components == 3 && s->avctx->pix_fmt == AV_PIX_FMT_GBR24P)
+ if((nb_components == 1 || nb_components == 3) && s->nb_components == 3 && s->avctx->pix_fmt == AV_PIX_FMT_GBR24P)
index = (index+2)%3;
s->comp_index[i] = index;
point_transform, ilv)) < 0)
return ret;
} else {
- if (s->rgb) {
+ if (s->rgb || s->bayer) {
if ((ret = ljpeg_decode_rgb_scan(s, nb_components, predictor, point_transform)) < 0)
return ret;
} else {
int len, id, i;
len = get_bits(&s->gb, 16);
- if (len < 6)
- return AVERROR_INVALIDDATA;
+ if (len < 6) {
+ if (s->bayer) {
+ // Pentax K-1 (digital camera) JPEG images embedded in DNG images contain unknown APP0 markers
+ av_log(s->avctx, AV_LOG_WARNING, "skipping APPx (len=%"PRId32") for bayer-encoded image\n", len);
+ skip_bits(&s->gb, len);
+ return 0;
+ } else
+ return AVERROR_INVALIDDATA;
+ }
if (8 * len > get_bits_left(&s->gb))
return AVERROR_INVALIDDATA;
type = get_bits(&s->gb, 8);
len -= 4;
+ av_freep(&s->stereo3d);
s->stereo3d = av_stereo3d_alloc();
if (!s->stereo3d) {
goto out;
unsigned nummarkers;
id = get_bits_long(&s->gb, 32);
- id2 = get_bits_long(&s->gb, 24);
+ id2 = get_bits(&s->gb, 24);
len -= 7;
if (id != AV_RB32("PROF") || id2 != AV_RB24("ILE")) {
av_log(s->avctx, AV_LOG_WARNING, "Invalid ICC_PROFILE header in APP2\n");
while (buf_end - buf_ptr > 1) {
v = *buf_ptr++;
v2 = *buf_ptr;
- if ((v == 0xff) && (v2 >= 0xc0) && (v2 <= 0xfe) && buf_ptr < buf_end) {
+ if ((v == 0xff) && (v2 >= SOF0) && (v2 <= COM) && buf_ptr < buf_end) {
val = *buf_ptr++;
goto found;
}
src--;
}
- if (x < 0xd0 || x > 0xd7) {
+ if (x < RST0 || x > RST7) {
copy_data_segment(1);
if (x)
break;
av_log(avctx, AV_LOG_DEBUG, "startcode: %X\n", start_code);
/* process markers */
- if (start_code >= 0xd0 && start_code <= 0xd7) {
+ if (start_code >= RST0 && start_code <= RST7) {
av_log(avctx, AV_LOG_DEBUG,
"restart marker: %d\n", start_code & 0x0f);
/* APP fields */
w = AV_CEIL_RSHIFT(w, hshift);
h = AV_CEIL_RSHIFT(h, vshift);
}
- if (s->upscale_v[p])
+ if (s->upscale_v[p] == 1)
h = (h+1)>>1;
av_assert0(w > 0);
for (i = 0; i < h; i++) {
}
dst = &((uint8_t *)s->picture_ptr->data[p])[(h - 1) * s->linesize[p]];
for (i = h - 1; i; i--) {
- uint8_t *src1 = &((uint8_t *)s->picture_ptr->data[p])[i / 2 * s->linesize[p]];
- uint8_t *src2 = &((uint8_t *)s->picture_ptr->data[p])[(i + 1) / 2 * s->linesize[p]];
- if (src1 == src2 || i == h - 1) {
+ uint8_t *src1 = &((uint8_t *)s->picture_ptr->data[p])[i * s->upscale_v[p] / (s->upscale_v[p] + 1) * s->linesize[p]];
+ uint8_t *src2 = &((uint8_t *)s->picture_ptr->data[p])[(i + 1) * s->upscale_v[p] / (s->upscale_v[p] + 1) * s->linesize[p]];
+ if (s->upscale_v[p] != 2 && (src1 == src2 || i == h - 1)) {
memcpy(dst, src1, w);
} else {
for (index = 0; index < w; index++)
.capabilities = AV_CODEC_CAP_DR1,
.max_lowres = 3,
.priv_class = &mjpegdec_class,
+ .profiles = NULL_IF_CONFIG_SMALL(ff_mjpeg_profiles),
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE |
FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM,
.hw_configs = (const AVCodecHWConfigInternal*[]) {