#include "mpeg12data.h"
#include "mpegutils.h"
#include "mpegvideo.h"
+#include "mpegvideodata.h"
+#include "profiles.h"
#include "thread.h"
#include "version.h"
#include "xvmc_internal.h"
return sign_extend(val, 5 + shift);
}
+#define MAX_INDEX (64 - 1)
#define check_scantable_index(ctx, x) \
do { \
- if ((x) > 63) { \
+ if ((x) > MAX_INDEX) { \
av_log(ctx->avctx, AV_LOG_ERROR, "ac-tex damaged at %d %d\n", \
ctx->mb_x, ctx->mb_y); \
return AVERROR_INVALIDDATA; \
} \
} while (0)
-static inline int mpeg1_decode_block_intra(MpegEncContext *s,
- int16_t *block, int n)
-{
- int level, dc, diff, i, j, run;
- int component;
- RLTable *rl = &ff_rl_mpeg1;
- uint8_t *const scantable = s->intra_scantable.permutated;
- const uint16_t *quant_matrix = s->intra_matrix;
- const int qscale = s->qscale;
-
- /* DC coefficient */
- component = (n <= 3 ? 0 : n - 4 + 1);
- diff = decode_dc(&s->gb, component);
- if (diff >= 0xffff)
- return -1;
- dc = s->last_dc[component];
- dc += diff;
- s->last_dc[component] = dc;
- block[0] = dc * quant_matrix[0];
- av_dlog(s->avctx, "dc=%d diff=%d\n", dc, diff);
- i = 0;
- {
- OPEN_READER(re, &s->gb);
- /* now quantify & encode AC coefficients */
- for (;;) {
- UPDATE_CACHE(re, &s->gb);
- GET_RL_VLC(level, run, re, &s->gb, rl->rl_vlc[0],
- TEX_VLC_BITS, 2, 0);
-
- if (level == 127) {
- break;
- } else if (level != 0) {
- i += run;
- check_scantable_index(s, i);
- j = scantable[i];
- level = (level * qscale * quant_matrix[j]) >> 4;
- level = (level - 1) | 1;
- level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
- SHOW_SBITS(re, &s->gb, 1);
- LAST_SKIP_BITS(re, &s->gb, 1);
- } else {
- /* escape */
- run = SHOW_UBITS(re, &s->gb, 6) + 1;
- LAST_SKIP_BITS(re, &s->gb, 6);
- UPDATE_CACHE(re, &s->gb);
- level = SHOW_SBITS(re, &s->gb, 8);
- SKIP_BITS(re, &s->gb, 8);
- if (level == -128) {
- level = SHOW_UBITS(re, &s->gb, 8) - 256;
- LAST_SKIP_BITS(re, &s->gb, 8);
- } else if (level == 0) {
- level = SHOW_UBITS(re, &s->gb, 8);
- LAST_SKIP_BITS(re, &s->gb, 8);
- }
- i += run;
- check_scantable_index(s, i);
- j = scantable[i];
- if (level < 0) {
- level = -level;
- level = (level * qscale * quant_matrix[j]) >> 4;
- level = (level - 1) | 1;
- level = -level;
- } else {
- level = (level * qscale * quant_matrix[j]) >> 4;
- level = (level - 1) | 1;
- }
- }
-
- block[j] = level;
- }
- CLOSE_READER(re, &s->gb);
- }
- s->block_last_index[n] = i;
- return 0;
-}
-
-int ff_mpeg1_decode_block_intra(MpegEncContext *s, int16_t *block, int n)
-{
- return mpeg1_decode_block_intra(s, block, n);
-}
-
static inline int mpeg1_decode_block_inter(MpegEncContext *s,
int16_t *block, int n)
{
if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = ((level * 2 + 1) * qscale * quant_matrix[j]) >> 5;
level = (level - 1) | 1;
SKIP_BITS(re, &s->gb, 8);
}
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = -level;
LAST_SKIP_BITS(re, &s->gb, 2);
CLOSE_READER(re, &s->gb);
}
+
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = ((level * 2 + 1) * qscale) >> 1;
level = (level - 1) | 1;
SKIP_BITS(re, &s->gb, 8);
}
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = -level;
LAST_SKIP_BITS(re, &s->gb, 2);
CLOSE_READER(re, &s->gb);
}
+
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = ((level * 2 + 1) * qscale * quant_matrix[j]) >> 5;
level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
SKIP_BITS(re, &s->gb, 12);
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = ((-level * 2 + 1) * qscale * quant_matrix[j]) >> 5;
}
block[63] ^= (mismatch & 1);
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = ((level * 2 + 1) * qscale) >> 1;
level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
SKIP_BITS(re, &s->gb, 12);
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = ((-level * 2 + 1) * qscale) >> 1;
end:
LAST_SKIP_BITS(re, &s->gb, 2);
CLOSE_READER(re, &s->gb);
+
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
}
diff = decode_dc(&s->gb, component);
if (diff >= 0xffff)
- return -1;
+ return AVERROR_INVALIDDATA;
dc = s->last_dc[component];
dc += diff;
s->last_dc[component] = dc;
block[0] = dc << (3 - s->intra_dc_precision);
- av_dlog(s->avctx, "dc=%d\n", block[0]);
+ ff_dlog(s->avctx, "dc=%d\n", block[0]);
mismatch = block[0] ^ 1;
i = 0;
if (s->intra_vlc_format)
break;
} else if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = (level * qscale * quant_matrix[j]) >> 4;
level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
level = SHOW_SBITS(re, &s->gb, 12);
SKIP_BITS(re, &s->gb, 12);
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = (-level * qscale * quant_matrix[j]) >> 4;
}
block[63] ^= mismatch & 1;
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
}
diff = decode_dc(&s->gb, component);
if (diff >= 0xffff)
- return -1;
+ return AVERROR_INVALIDDATA;
dc = s->last_dc[component];
dc += diff;
s->last_dc[component] = dc;
break;
} else if (level != 0) {
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
level = (level * qscale * quant_matrix[j]) >> 4;
level = (level ^ SHOW_SBITS(re, &s->gb, 1)) -
level = SHOW_SBITS(re, &s->gb, 12);
SKIP_BITS(re, &s->gb, 12);
i += run;
- check_scantable_index(s, i);
+ if (i > MAX_INDEX)
+ break;
j = scantable[i];
if (level < 0) {
level = (-level * qscale * quant_matrix[j]) >> 4;
CLOSE_READER(re, &s->gb);
}
+ check_scantable_index(s, i);
+
s->block_last_index[n] = i;
return 0;
}
{
int i, j, k, cbp, val, mb_type, motion_type;
const int mb_block_count = 4 + (1 << s->chroma_format);
+ int ret;
- av_dlog(s->avctx, "decode_mb: x=%d y=%d\n", s->mb_x, s->mb_y);
+ ff_dlog(s->avctx, "decode_mb: x=%d y=%d\n", s->mb_x, s->mb_y);
assert(s->mb_skipped == 0);
// FIXME not sure if this is allowed in MPEG at all
mb_type = s->current_picture.mb_type[s->mb_width + (s->mb_y - 1) * s->mb_stride - 1];
if (IS_INTRA(mb_type))
- return -1;
+ return AVERROR_INVALIDDATA;
s->current_picture.mb_type[s->mb_x + s->mb_y * s->mb_stride] =
mb_type | MB_TYPE_SKIP;
// assert(s->current_picture.mb_type[s->mb_x + s->mb_y * s->mb_stride - 1] & (MB_TYPE_16x16 | MB_TYPE_16x8));
if (get_bits1(&s->gb) == 0) {
if (get_bits1(&s->gb) == 0) {
av_log(s->avctx, AV_LOG_ERROR,
- "invalid mb type in I Frame at %d %d\n",
+ "Invalid mb type in I-frame at %d %d\n",
s->mb_x, s->mb_y);
- return -1;
+ return AVERROR_INVALIDDATA;
}
mb_type = MB_TYPE_QUANT | MB_TYPE_INTRA;
} else {
mb_type = get_vlc2(&s->gb, ff_mb_ptype_vlc.table, MB_PTYPE_VLC_BITS, 1);
if (mb_type < 0) {
av_log(s->avctx, AV_LOG_ERROR,
- "invalid mb type in P Frame at %d %d\n", s->mb_x, s->mb_y);
- return -1;
+ "Invalid mb type in P-frame at %d %d\n", s->mb_x, s->mb_y);
+ return AVERROR_INVALIDDATA;
}
mb_type = ptype2mb_type[mb_type];
break;
mb_type = get_vlc2(&s->gb, ff_mb_btype_vlc.table, MB_BTYPE_VLC_BITS, 1);
if (mb_type < 0) {
av_log(s->avctx, AV_LOG_ERROR,
- "invalid mb type in B Frame at %d %d\n", s->mb_x, s->mb_y);
- return -1;
+ "Invalid mb type in B-frame at %d %d\n", s->mb_x, s->mb_y);
+ return AVERROR_INVALIDDATA;
}
mb_type = btype2mb_type[mb_type];
break;
}
- av_dlog(s->avctx, "mb_type=%x\n", mb_type);
+ ff_dlog(s->avctx, "mb_type=%x\n", mb_type);
// motion_type = 0; /* avoid warning */
if (IS_INTRA(mb_type)) {
s->bdsp.clear_blocks(s->block[0]);
#endif /* FF_API_XVMC */
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
- if (s->flags2 & CODEC_FLAG2_FAST) {
+ if (s->avctx->flags2 & AV_CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++)
mpeg2_fast_decode_block_intra(s, *s->pblocks[i], i);
} else {
for (i = 0; i < mb_block_count; i++)
- if (mpeg2_decode_block_intra(s, *s->pblocks[i], i) < 0)
- return -1;
+ if ((ret = mpeg2_decode_block_intra(s, *s->pblocks[i], i)) < 0)
+ return ret;
}
} else {
- for (i = 0; i < 6; i++)
- if (mpeg1_decode_block_intra(s, *s->pblocks[i], i) < 0)
- return -1;
+ for (i = 0; i < 6; i++) {
+ ret = ff_mpeg1_decode_block_intra(&s->gb,
+ s->intra_matrix,
+ s->intra_scantable.permutated,
+ s->last_dc, *s->pblocks[i],
+ i, s->qscale);
+ if (ret < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "ac-tex damaged at %d %d\n",
+ s->mb_x, s->mb_y);
+ return ret;
+ }
+
+ s->block_last_index[i] = ret;
+ }
}
} else {
if (mb_type & MB_TYPE_ZERO_MV) {
/* motion vectors */
s->mv_dir = (mb_type >> 13) & 3;
- av_dlog(s->avctx, "motion_type=%d\n", motion_type);
+ ff_dlog(s->avctx, "motion_type=%d\n", motion_type);
switch (motion_type) {
case MT_FRAME: /* or MT_16X8 */
if (s->picture_structure == PICT_FRAME) {
s->last_mv[i][j][0]);
s->last_mv[i][j][0] = val;
s->mv[i][j][0] = val;
- av_dlog(s->avctx, "fmx=%d\n", val);
+ ff_dlog(s->avctx, "fmx=%d\n", val);
val = mpeg_decode_motion(s, s->mpeg_f_code[i][1],
s->last_mv[i][j][1] >> 1);
s->last_mv[i][j][1] = val << 1;
s->mv[i][j][1] = val;
- av_dlog(s->avctx, "fmy=%d\n", val);
+ ff_dlog(s->avctx, "fmy=%d\n", val);
}
}
}
default:
av_log(s->avctx, AV_LOG_ERROR,
"00 motion_type at %d %d\n", s->mb_x, s->mb_y);
- return -1;
+ return AVERROR_INVALIDDATA;
}
}
if (cbp <= 0) {
av_log(s->avctx, AV_LOG_ERROR,
"invalid cbp at %d %d\n", s->mb_x, s->mb_y);
- return -1;
+ return AVERROR_INVALIDDATA;
}
#if FF_API_XVMC
#endif /* FF_API_XVMC */
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
- if (s->flags2 & CODEC_FLAG2_FAST) {
+ if (s->avctx->flags2 & AV_CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++) {
if (cbp & 32)
mpeg2_fast_decode_block_non_intra(s, *s->pblocks[i], i);
for (i = 0; i < mb_block_count; i++) {
if (cbp & (1 << 11)) {
- if (mpeg2_decode_block_non_intra(s, *s->pblocks[i], i) < 0)
- return -1;
+ if ((ret = mpeg2_decode_block_non_intra(s, *s->pblocks[i], i)) < 0)
+ return ret;
} else {
s->block_last_index[i] = -1;
}
}
}
} else {
- if (s->flags2 & CODEC_FLAG2_FAST) {
+ if (s->avctx->flags2 & AV_CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++) {
if (cbp & 32)
mpeg1_fast_decode_block_inter(s, *s->pblocks[i], i);
} else {
for (i = 0; i < 6; i++) {
if (cbp & 32) {
- if (mpeg1_decode_block_inter(s, *s->pblocks[i], i) < 0)
- return -1;
+ if ((ret = mpeg1_decode_block_inter(s, *s->pblocks[i], i)) < 0)
+ return ret;
} else {
s->block_last_index[i] = -1;
}
{
Mpeg1Context *s = avctx->priv_data;
MpegEncContext *s2 = &s->mpeg_enc_ctx;
- int i;
- /* we need some permutation to store matrices,
- * until MPV_common_init() sets the real permutation. */
- for (i = 0; i < 64; i++)
- s2->idsp.idct_permutation[i] = i;
-
- ff_MPV_decode_defaults(s2);
+ ff_mpv_decode_defaults(s2);
s->mpeg_enc_ctx.avctx = avctx;
- s->mpeg_enc_ctx.flags = avctx->flags;
- s->mpeg_enc_ctx.flags2 = avctx->flags2;
+
+ /* we need some permutation to store matrices,
+ * until the decoder sets the real permutation. */
+ ff_mpv_idct_init(s2);
ff_mpeg12_common_init(&s->mpeg_enc_ctx);
ff_mpeg12_init_vlcs();
if (err)
return err;
- if (!ctx->mpeg_enc_ctx_allocated)
- memcpy(s + 1, s1 + 1, sizeof(Mpeg1Context) - sizeof(MpegEncContext));
+ if (!ctx->mpeg_enc_ctx_allocated) {
+ // copy the whole context after the initial MpegEncContext structure
+ memcpy(ctx, ctx_from, sizeof(*ctx));
+ memset(&ctx->mpeg_enc_ctx, 0, sizeof(ctx->mpeg_enc_ctx));
+ }
if (!(s->pict_type == AV_PICTURE_TYPE_B || s->low_delay))
s->picture_number++;
#if CONFIG_MPEG2_DXVA2_HWACCEL
AV_PIX_FMT_DXVA2_VLD,
#endif
+#if CONFIG_MPEG2_D3D11VA_HWACCEL
+ AV_PIX_FMT_D3D11VA_VLD,
+#endif
#if CONFIG_MPEG2_VAAPI_HWACCEL
- AV_PIX_FMT_VAAPI_VLD,
+ AV_PIX_FMT_VAAPI,
#endif
#if CONFIG_MPEG1_VDPAU_HWACCEL | CONFIG_MPEG2_VDPAU_HWACCEL
AV_PIX_FMT_VDPAU,
AV_PIX_FMT_NONE
};
+static const enum AVPixelFormat mpeg12_pixfmt_list_422[] = {
+ AV_PIX_FMT_YUV422P,
+ AV_PIX_FMT_NONE
+};
+
+static const enum AVPixelFormat mpeg12_pixfmt_list_444[] = {
+ AV_PIX_FMT_YUV444P,
+ AV_PIX_FMT_NONE
+};
+
static enum AVPixelFormat mpeg_get_pixelformat(AVCodecContext *avctx)
{
Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx;
+ const enum AVPixelFormat *pix_fmts;
#if FF_API_XVMC
FF_DISABLE_DEPRECATION_WARNINGS
#endif /* FF_API_XVMC */
if (s->chroma_format < 2)
- return ff_get_format(avctx, mpeg12_hwaccel_pixfmt_list_420);
+ pix_fmts = mpeg12_hwaccel_pixfmt_list_420;
else if (s->chroma_format == 2)
- return AV_PIX_FMT_YUV422P;
+ pix_fmts = mpeg12_pixfmt_list_422;
else
- return AV_PIX_FMT_YUV444P;
+ pix_fmts = mpeg12_pixfmt_list_444;
+
+ return ff_get_format(avctx, pix_fmts);
}
/* Call this function when we know all parameters.
if (s1->mpeg_enc_ctx_allocated) {
ParseContext pc = s->parse_context;
s->parse_context.buffer = 0;
- ff_MPV_common_end(s);
+ ff_mpv_common_end(s);
s->parse_context = pc;
}
- if ((s->width == 0) || (s->height == 0))
- return -2;
-
ret = ff_set_dimensions(avctx, s->width, s->height);
if (ret < 0)
return ret;
if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
// MPEG-1 fps
- avctx->time_base.den = ff_mpeg12_frame_rate_tab[s->frame_rate_index].num;
- avctx->time_base.num = ff_mpeg12_frame_rate_tab[s->frame_rate_index].den;
+ avctx->framerate = ff_mpeg12_frame_rate_tab[s->frame_rate_index];
// MPEG-1 aspect
avctx->sample_aspect_ratio = av_d2q(1.0 / ff_mpeg1_aspect[s->aspect_ratio_info], 255);
avctx->ticks_per_frame = 1;
} else { // MPEG-2
// MPEG-2 fps
- av_reduce(&s->avctx->time_base.den,
- &s->avctx->time_base.num,
+ av_reduce(&s->avctx->framerate.num,
+ &s->avctx->framerate.den,
ff_mpeg12_frame_rate_tab[s->frame_rate_index].num * s1->frame_rate_ext.num * 2,
ff_mpeg12_frame_rate_tab[s->frame_rate_index].den * s1->frame_rate_ext.den,
1 << 30);
// res_change_ffmpeg_aspect.ts 4/3 225/44 ->4/3
// widescreen-issue562.mpg 4/3 16/9 -> 16/9
// s->avctx->sample_aspect_ratio = av_mul_q(s->avctx->sample_aspect_ratio, (AVRational) {s->width, s->height});
- av_dlog(avctx, "A %d/%d\n",
+ ff_dlog(avctx, "A %d/%d\n",
ff_mpeg2_aspect[s->aspect_ratio_info].num,
ff_mpeg2_aspect[s->aspect_ratio_info].den);
- av_dlog(avctx, "B %d/%d\n", s->avctx->sample_aspect_ratio.num,
+ ff_dlog(avctx, "B %d/%d\n", s->avctx->sample_aspect_ratio.num,
s->avctx->sample_aspect_ratio.den);
}
} else {
* if DCT permutation is changed. */
memcpy(old_permutation, s->idsp.idct_permutation, 64 * sizeof(uint8_t));
- if (ff_MPV_common_init(s) < 0)
- return -2;
+ ff_mpv_idct_init(s);
+ if ((ret = ff_mpv_common_init(s)) < 0)
+ return ret;
quant_matrix_rebuild(s->intra_matrix, old_permutation, s->idsp.idct_permutation);
quant_matrix_rebuild(s->inter_matrix, old_permutation, s->idsp.idct_permutation);
ref = get_bits(&s->gb, 10); /* temporal ref */
s->pict_type = get_bits(&s->gb, 3);
if (s->pict_type == 0 || s->pict_type > 3)
- return -1;
+ return AVERROR_INVALIDDATA;
vbv_delay = get_bits(&s->gb, 16);
if (s->pict_type == AV_PICTURE_TYPE_P ||
s->full_pel[0] = get_bits1(&s->gb);
f_code = get_bits(&s->gb, 3);
if (f_code == 0 && (avctx->err_recognition & AV_EF_BITSTREAM))
- return -1;
+ return AVERROR_INVALIDDATA;
s->mpeg_f_code[0][0] = f_code;
s->mpeg_f_code[0][1] = f_code;
}
s->full_pel[1] = get_bits1(&s->gb);
f_code = get_bits(&s->gb, 3);
if (f_code == 0 && (avctx->err_recognition & AV_EF_BITSTREAM))
- return -1;
+ return AVERROR_INVALIDDATA;
s->mpeg_f_code[1][0] = f_code;
s->mpeg_f_code[1][1] = f_code;
}
s->avctx->rc_buffer_size += get_bits(&s->gb, 8) * 1024 * 16 << 10;
s->low_delay = get_bits1(&s->gb);
- if (s->flags & CODEC_FLAG_LOW_DELAY)
+ if (s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY)
s->low_delay = 1;
s1->frame_rate_ext.num = get_bits(&s->gb, 2) + 1;
s1->frame_rate_ext.den = get_bits(&s->gb, 5) + 1;
- av_dlog(s->avctx, "sequence extension\n");
+ ff_dlog(s->avctx, "sequence extension\n");
s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
int v = get_bits(&s->gb, 8);
if (v == 0) {
av_log(s->avctx, AV_LOG_ERROR, "matrix damaged\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (intra && i == 0 && v != 8) {
av_log(s->avctx, AV_LOG_ERROR, "intra matrix invalid, ignoring\n");
static void mpeg_decode_quant_matrix_extension(MpegEncContext *s)
{
- av_dlog(s->avctx, "matrix extension\n");
+ ff_dlog(s->avctx, "matrix extension\n");
if (get_bits1(&s->gb))
load_matrix(s, s->chroma_intra_matrix, s->intra_matrix, 1);
}
/* composite display not parsed */
- av_dlog(s->avctx, "intra_dc_precision=%d\n", s->intra_dc_precision);
- av_dlog(s->avctx, "picture_structure=%d\n", s->picture_structure);
- av_dlog(s->avctx, "top field first=%d\n", s->top_field_first);
- av_dlog(s->avctx, "repeat first field=%d\n", s->repeat_first_field);
- av_dlog(s->avctx, "conceal=%d\n", s->concealment_motion_vectors);
- av_dlog(s->avctx, "intra_vlc_format=%d\n", s->intra_vlc_format);
- av_dlog(s->avctx, "alternate_scan=%d\n", s->alternate_scan);
- av_dlog(s->avctx, "frame_pred_frame_dct=%d\n", s->frame_pred_frame_dct);
- av_dlog(s->avctx, "progressive_frame=%d\n", s->progressive_frame);
+ ff_dlog(s->avctx, "intra_dc_precision=%d\n", s->intra_dc_precision);
+ ff_dlog(s->avctx, "picture_structure=%d\n", s->picture_structure);
+ ff_dlog(s->avctx, "top field first=%d\n", s->top_field_first);
+ ff_dlog(s->avctx, "repeat first field=%d\n", s->repeat_first_field);
+ ff_dlog(s->avctx, "conceal=%d\n", s->concealment_motion_vectors);
+ ff_dlog(s->avctx, "intra_vlc_format=%d\n", s->intra_vlc_format);
+ ff_dlog(s->avctx, "alternate_scan=%d\n", s->alternate_scan);
+ ff_dlog(s->avctx, "frame_pred_frame_dct=%d\n", s->frame_pred_frame_dct);
+ ff_dlog(s->avctx, "progressive_frame=%d\n", s->progressive_frame);
}
static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
{
AVCodecContext *avctx = s->avctx;
Mpeg1Context *s1 = (Mpeg1Context *) s;
+ int ret;
/* start frame decoding */
if (s->first_field || s->picture_structure == PICT_FRAME) {
AVFrameSideData *pan_scan;
- if (ff_MPV_frame_start(s, avctx) < 0)
- return -1;
+ if ((ret = ff_mpv_frame_start(s, avctx)) < 0)
+ return ret;
ff_mpeg_er_frame_start(s);
if (!s->current_picture_ptr) {
av_log(s->avctx, AV_LOG_ERROR, "first field missing\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (s->avctx->hwaccel &&
}
if (avctx->hwaccel) {
- if (avctx->hwaccel->start_frame(avctx, buf, buf_size) < 0)
- return -1;
+ if ((ret = avctx->hwaccel->start_frame(avctx, buf, buf_size)) < 0)
+ return ret;
}
#if FF_API_XVMC
FF_DISABLE_DEPRECATION_WARNINGS
-// MPV_frame_start will call this function too,
+// ff_mpv_frame_start will call this function too,
// but we need to call it on every field
if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration)
if (ff_xvmc_field_start(s, avctx) < 0)
{
AVCodecContext *avctx = s->avctx;
const int field_pic = s->picture_structure != PICT_FRAME;
+ int ret;
s->resync_mb_x =
s->resync_mb_y = -1;
if (s->qscale == 0) {
av_log(s->avctx, AV_LOG_ERROR, "qscale == 0\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
/* extra slice info */
MBINCR_VLC_BITS, 2);
if (code < 0) {
av_log(s->avctx, AV_LOG_ERROR, "first mb_incr damaged\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (code >= 33) {
if (code == 33)
if (s->mb_x >= (unsigned) s->mb_width) {
av_log(s->avctx, AV_LOG_ERROR, "initial skip overflow\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (avctx->hwaccel) {
FF_ENABLE_DEPRECATION_WARNINGS
#endif /* FF_API_XVMC */
- if (mpeg_decode_mb(s, s->block) < 0)
- return -1;
+ if ((ret = mpeg_decode_mb(s, s->block)) < 0)
+ return ret;
// Note motion_val is normally NULL unless we want to extract the MVs.
if (s->current_picture.motion_val[0] && !s->encoding) {
s->dest[1] += 16 >> s->chroma_x_shift;
s->dest[2] += 16 >> s->chroma_x_shift;
- ff_MPV_decode_mb(s, s->block);
+ ff_mpv_decode_mb(s, s->block);
if (++s->mb_x >= s->mb_width) {
const int mb_size = 16;
ff_mpeg_draw_horiz_band(s, mb_size * (s->mb_y >> field_pic), mb_size);
- ff_MPV_report_decode_progress(s);
+ ff_mpv_report_decode_progress(s);
s->mb_x = 0;
s->mb_y += 1 << field_pic;
((avctx->err_recognition & AV_EF_BUFFER) && left > 8)) {
av_log(avctx, AV_LOG_ERROR, "end mismatch left=%d %0X\n",
left, show_bits(&s->gb, FFMIN(left, 23)));
- return -1;
+ return AVERROR_INVALIDDATA;
} else
goto eos;
}
MBINCR_VLC_BITS, 2);
if (code < 0) {
av_log(s->avctx, AV_LOG_ERROR, "mb incr damaged\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (code >= 33) {
if (code == 33) {
} else if (code == 35) {
if (s->mb_skip_run != 0 || show_bits(&s->gb, 15) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "slice mismatch\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
goto eos; /* end of slice */
}
int i;
if (s->pict_type == AV_PICTURE_TYPE_I) {
av_log(s->avctx, AV_LOG_ERROR,
- "skipped MB in I frame at %d %d\n", s->mb_x, s->mb_y);
- return -1;
+ "skipped MB in I-frame at %d %d\n", s->mb_x, s->mb_y);
+ return AVERROR_INVALIDDATA;
}
/* skip mb */
}
eos: // end of slice
*buf += (get_bits_count(&s->gb) - 1) / 8;
- av_dlog(s, "y %d %d %d %d\n", s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y);
+ ff_dlog(s, "y %d %d %d %d\n", s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y);
return 0;
}
ret = mpeg_decode_slice(s, mb_y, &buf, s->gb.buffer_end - buf);
emms_c();
- av_dlog(c, "ret:%d resync:%d/%d mb:%d/%d ts:%d/%d ec:%d\n",
+ ff_dlog(c, "ret:%d resync:%d/%d mb:%d/%d ts:%d/%d ec:%d\n",
ret, s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y,
s->start_mb_y, s->end_mb_y, s->er.error_count);
if (ret < 0) {
if (s->picture_structure == PICT_BOTTOM_FIELD)
mb_y++;
if (mb_y < 0 || mb_y >= s->end_mb_y)
- return -1;
+ return AVERROR_INVALIDDATA;
}
}
ff_er_frame_end(&s->er);
- ff_MPV_frame_end(s);
+ ff_mpv_frame_end(s);
if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
int ret = av_frame_ref(pict, s->current_picture_ptr->f);
s->picture_number++;
/* latency of 1 frame for I- and P-frames */
/* XXX: use another variable than picture_number */
- if (s->last_picture_ptr != NULL) {
+ if (s->last_picture_ptr) {
int ret = av_frame_ref(pict, s->last_picture_ptr->f);
if (ret < 0)
return ret;
if (s->aspect_ratio_info == 0) {
av_log(avctx, AV_LOG_ERROR, "aspect ratio has forbidden 0 value\n");
if (avctx->err_recognition & AV_EF_BITSTREAM)
- return -1;
+ return AVERROR_INVALIDDATA;
}
s->frame_rate_index = get_bits(&s->gb, 4);
- if (s->frame_rate_index == 0 || s->frame_rate_index > 13)
- return -1;
+ if (s->frame_rate_index == 0 || s->frame_rate_index > 13) {
+ av_log(avctx, AV_LOG_WARNING,
+ "frame_rate_index %d is invalid\n", s->frame_rate_index);
+ return AVERROR_INVALIDDATA;
+ }
s->bit_rate = get_bits(&s->gb, 18) * 400;
- if (get_bits1(&s->gb) == 0) /* marker */
- return -1;
+ if (get_bits1(&s->gb) == 0) { /* marker */
+ av_log(avctx, AV_LOG_ERROR, "Marker in sequence header missing\n");
+ return AVERROR_INVALIDDATA;
+ }
s->width = width;
s->height = height;
if (show_bits(&s->gb, 23) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "sequence header damaged\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
/* We set MPEG-2 parameters so that it emulates MPEG-1. */
s->codec_id =
s->avctx->codec_id = AV_CODEC_ID_MPEG1VIDEO;
s->out_format = FMT_MPEG1;
- if (s->flags & CODEC_FLAG_LOW_DELAY)
+ if (s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY)
s->low_delay = 1;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
{
Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx;
- int i, v;
+ int i, v, ret;
/* start new MPEG-1 context decoding */
s->out_format = FMT_MPEG1;
if (s1->mpeg_enc_ctx_allocated) {
- ff_MPV_common_end(s);
+ ff_mpv_common_end(s);
}
s->width = avctx->coded_width;
s->height = avctx->coded_height;
#endif /* FF_API_XVMC */
avctx->idct_algo = FF_IDCT_SIMPLE;
- if (ff_MPV_common_init(s) < 0)
- return -1;
+ ff_mpv_idct_init(s);
+ if ((ret = ff_mpv_common_init(s)) < 0)
+ return ret;
s1->mpeg_enc_ctx_allocated = 1;
for (i = 0; i < 64; i++) {
int cc_count = 0;
int i;
// There is a caption count field in the data, but it is often
- // incorect. So count the number of captions present.
+ // incorrect. So count the number of captions present.
for (i = 5; i + 6 <= buf_size && ((p[i] & 0xfe) == 0xfe); i += 6)
cc_count++;
// Transform the DVD format into A53 Part 4 format
if (buf_end - p < 1)
return;
#if FF_API_AFD
+FF_DISABLE_DEPRECATION_WARNINGS
avctx->dtg_active_format = p[0] & 0x0f;
+FF_ENABLE_DEPRECATION_WARNINGS
#endif /* FF_API_AFD */
s1->has_afd = 1;
s1->afd = p[0] & 0x0f;
if (mb_y >= s2->mb_height) {
av_log(s2->avctx, AV_LOG_ERROR,
"slice below image (%d >= %d)\n", mb_y, s2->mb_height);
- return -1;
+ return AVERROR_INVALIDDATA;
}
- if (s2->last_picture_ptr == NULL) {
+ if (!s2->last_picture_ptr) {
/* Skip B-frames if we do not have reference frames and
* GOP is not closed. */
if (s2->pict_type == AV_PICTURE_TYPE_B) {
}
if (s2->pict_type == AV_PICTURE_TYPE_I)
s->sync = 1;
- if (s2->next_picture_ptr == NULL) {
+ if (!s2->next_picture_ptr) {
/* Skip P-frames if we do not have a reference frame or
* we have an invalid header. */
if (s2->pict_type == AV_PICTURE_TYPE_P && !s->sync) {
if (s->first_slice) {
skip_frame = 0;
s->first_slice = 0;
- if (mpeg_field_start(s2, buf, buf_size) < 0)
- return -1;
+ if ((ret = mpeg_field_start(s2, buf, buf_size)) < 0)
+ return ret;
}
if (!s2->current_picture_ptr) {
av_log(avctx, AV_LOG_ERROR,
Mpeg1Context *s = avctx->priv_data;
AVFrame *picture = data;
MpegEncContext *s2 = &s->mpeg_enc_ctx;
- av_dlog(avctx, "fill_buffer\n");
+ ff_dlog(avctx, "fill_buffer\n");
if (buf_size == 0 || (buf_size == 4 && AV_RB32(buf) == SEQ_END_CODE)) {
/* special case for last picture */
return buf_size;
}
- if (s2->flags & CODEC_FLAG_TRUNCATED) {
+ if (s2->avctx->flags & AV_CODEC_FLAG_TRUNCATED) {
int next = ff_mpeg1_find_frame_end(&s2->parse_context, buf,
buf_size, NULL);
Mpeg1Context *s = avctx->priv_data;
if (s->mpeg_enc_ctx_allocated)
- ff_MPV_common_end(&s->mpeg_enc_ctx);
+ ff_mpv_common_end(&s->mpeg_enc_ctx);
av_freep(&s->a53_caption);
return 0;
}
-static const AVProfile mpeg2_video_profiles[] = {
- { FF_PROFILE_MPEG2_422, "4:2:2" },
- { FF_PROFILE_MPEG2_HIGH, "High" },
- { FF_PROFILE_MPEG2_SS, "Spatially Scalable" },
- { FF_PROFILE_MPEG2_SNR_SCALABLE, "SNR Scalable" },
- { FF_PROFILE_MPEG2_MAIN, "Main" },
- { FF_PROFILE_MPEG2_SIMPLE, "Simple" },
- { FF_PROFILE_RESERVED, "Reserved" },
- { FF_PROFILE_RESERVED, "Reserved" },
- { FF_PROFILE_UNKNOWN },
-};
-
AVCodec ff_mpeg1video_decoder = {
.name = "mpeg1video",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1 video"),
.init = mpeg_decode_init,
.close = mpeg_decode_end,
.decode = mpeg_decode_frame,
- .capabilities = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 |
- CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY |
- CODEC_CAP_SLICE_THREADS,
+ .capabilities = AV_CODEC_CAP_DRAW_HORIZ_BAND | AV_CODEC_CAP_DR1 |
+ AV_CODEC_CAP_TRUNCATED | AV_CODEC_CAP_DELAY |
+ AV_CODEC_CAP_SLICE_THREADS,
.flush = flush,
.update_thread_context = ONLY_IF_THREADS_ENABLED(mpeg_decode_update_thread_context)
};
.init = mpeg_decode_init,
.close = mpeg_decode_end,
.decode = mpeg_decode_frame,
- .capabilities = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 |
- CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY |
- CODEC_CAP_SLICE_THREADS,
+ .capabilities = AV_CODEC_CAP_DRAW_HORIZ_BAND | AV_CODEC_CAP_DR1 |
+ AV_CODEC_CAP_TRUNCATED | AV_CODEC_CAP_DELAY |
+ AV_CODEC_CAP_SLICE_THREADS,
.flush = flush,
- .profiles = NULL_IF_CONFIG_SMALL(mpeg2_video_profiles),
+ .profiles = NULL_IF_CONFIG_SMALL(ff_mpeg2_video_profiles),
};
#if FF_API_XVMC
if (!(avctx->slice_flags & SLICE_FLAG_CODED_ORDER))
return -1;
if (!(avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) {
- av_dlog(avctx, "mpeg12.c: XvMC decoder will work better if SLICE_FLAG_ALLOW_FIELD is set\n");
+ ff_dlog(avctx, "mpeg12.c: XvMC decoder will work better if SLICE_FLAG_ALLOW_FIELD is set\n");
}
mpeg_decode_init(avctx);
.init = mpeg_mc_decode_init,
.close = mpeg_decode_end,
.decode = mpeg_decode_frame,
- .capabilities = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 |
- CODEC_CAP_TRUNCATED | CODEC_CAP_HWACCEL | CODEC_CAP_DELAY,
+ .capabilities = AV_CODEC_CAP_DRAW_HORIZ_BAND | AV_CODEC_CAP_DR1 |
+ AV_CODEC_CAP_TRUNCATED | CODEC_CAP_HWACCEL |
+ AV_CODEC_CAP_DELAY,
.flush = flush,
};
projects / ffmpeg / blobdiff