X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpeg12.c;h=df8afec61164cb7fc2c6530746064600702818f5;hb=9a07c1332cfe092b57b5758f22b686ca58806c60;hp=82dc53279fc1fd34d0704f7e8dc092798636ce41;hpb=cc05a45d339d57214d647f5e01e91491c78a0b24;p=ffmpeg
diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 82dc53279fc..df8afec6116 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -693,8 +693,8 @@ av_cold void ff_mpeg12_init_vlcs(void)
INIT_VLC_STATIC(&mb_btype_vlc, MB_BTYPE_VLC_BITS, 11,
&table_mb_btype[0][1], 2, 1,
&table_mb_btype[0][0], 2, 1, 64);
- init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
- init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
+ ff_init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]);
+ ff_init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]);
INIT_2D_VLC_RL(ff_rl_mpeg1, 680);
INIT_2D_VLC_RL(ff_rl_mpeg2, 674);
@@ -837,7 +837,7 @@ static int mpeg_decode_mb(MpegEncContext *s, DCTELEM block[12][64])
}
}
- if (s->codec_id == CODEC_ID_MPEG2VIDEO) {
+ if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (s->flags2 & CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++) {
mpeg2_fast_decode_block_intra(s, *s->pblocks[i], i);
@@ -1050,7 +1050,7 @@ static int mpeg_decode_mb(MpegEncContext *s, DCTELEM block[12][64])
}
}
- if (s->codec_id == CODEC_ID_MPEG2VIDEO) {
+ if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (s->flags2 & CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++) {
if (cbp & 32) {
@@ -1117,7 +1117,7 @@ static av_cold int mpeg_decode_init(AVCodecContext *avctx)
for (i = 0; i < 64; i++)
s2->dsp.idct_permutation[i]=i;
- MPV_decode_defaults(s2);
+ ff_MPV_decode_defaults(s2);
s->mpeg_enc_ctx.avctx = avctx;
s->mpeg_enc_ctx.flags = avctx->flags;
@@ -1130,7 +1130,7 @@ static av_cold int mpeg_decode_init(AVCodecContext *avctx)
s->repeat_field = 0;
s->mpeg_enc_ctx.codec_id = avctx->codec->id;
avctx->color_range = AVCOL_RANGE_MPEG;
- if (avctx->codec->id == CODEC_ID_MPEG1VIDEO)
+ if (avctx->codec->id == AV_CODEC_ID_MPEG1VIDEO)
avctx->chroma_sample_location = AVCHROMA_LOC_CENTER;
else
avctx->chroma_sample_location = AVCHROMA_LOC_LEFT;
@@ -1171,12 +1171,12 @@ static void quant_matrix_rebuild(uint16_t *matrix, const uint8_t *old_perm,
}
}
-static const enum PixelFormat pixfmt_xvmc_mpg2_420[] = {
- PIX_FMT_XVMC_MPEG2_IDCT,
- PIX_FMT_XVMC_MPEG2_MC,
- PIX_FMT_NONE };
+static const enum AVPixelFormat pixfmt_xvmc_mpg2_420[] = {
+ AV_PIX_FMT_XVMC_MPEG2_IDCT,
+ AV_PIX_FMT_XVMC_MPEG2_MC,
+ AV_PIX_FMT_NONE };
-static enum PixelFormat mpeg_get_pixelformat(AVCodecContext *avctx)
+static enum AVPixelFormat mpeg_get_pixelformat(AVCodecContext *avctx)
{
Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx;
@@ -1184,17 +1184,17 @@ static enum PixelFormat mpeg_get_pixelformat(AVCodecContext *avctx)
if (avctx->xvmc_acceleration)
return avctx->get_format(avctx, pixfmt_xvmc_mpg2_420);
else if (avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {
- if (avctx->codec_id == CODEC_ID_MPEG1VIDEO)
- return PIX_FMT_VDPAU_MPEG1;
+ if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO)
+ return AV_PIX_FMT_VDPAU_MPEG1;
else
- return PIX_FMT_VDPAU_MPEG2;
+ return AV_PIX_FMT_VDPAU_MPEG2;
} else {
if (s->chroma_format < 2)
return avctx->get_format(avctx, ff_hwaccel_pixfmt_list_420);
else if (s->chroma_format == 2)
- return PIX_FMT_YUV422P;
+ return AV_PIX_FMT_YUV422P;
else
- return PIX_FMT_YUV444P;
+ return AV_PIX_FMT_YUV444P;
}
}
@@ -1219,7 +1219,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
if (s1->mpeg_enc_ctx_allocated) {
ParseContext pc = s->parse_context;
s->parse_context.buffer = 0;
- MPV_common_end(s);
+ ff_MPV_common_end(s);
s->parse_context = pc;
}
@@ -1235,13 +1235,12 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
/* low_delay may be forced, in this case we will have B-frames
* that behave like P-frames. */
- avctx->has_b_frames = !(s->low_delay);
+ avctx->has_b_frames = !s->low_delay;
- assert((avctx->sub_id == 1) == (avctx->codec_id == CODEC_ID_MPEG1VIDEO));
- if (avctx->codec_id == CODEC_ID_MPEG1VIDEO) {
+ if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
//MPEG-1 fps
- avctx->time_base.den = avpriv_frame_rate_tab[s->frame_rate_index].num;
- avctx->time_base.num = avpriv_frame_rate_tab[s->frame_rate_index].den;
+ 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;
//MPEG-1 aspect
avctx->sample_aspect_ratio = av_d2q(1.0/ff_mpeg1_aspect[s->aspect_ratio_info], 255);
avctx->ticks_per_frame=1;
@@ -1249,8 +1248,8 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
//MPEG-2 fps
av_reduce(&s->avctx->time_base.den,
&s->avctx->time_base.num,
- avpriv_frame_rate_tab[s->frame_rate_index].num * s1->frame_rate_ext.num*2,
- avpriv_frame_rate_tab[s->frame_rate_index].den * s1->frame_rate_ext.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);
avctx->ticks_per_frame = 2;
//MPEG-2 aspect
@@ -1276,8 +1275,10 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
//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_log(NULL, AV_LOG_ERROR, "A %d/%d\n", ff_mpeg2_aspect[s->aspect_ratio_info].num, ff_mpeg2_aspect[s->aspect_ratio_info].den);
-//av_log(NULL, AV_LOG_ERROR, "B %d/%d\n", s->avctx->sample_aspect_ratio.num, s->avctx->sample_aspect_ratio.den);
+ av_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,
+ s->avctx->sample_aspect_ratio.den);
}
} else {
s->avctx->sample_aspect_ratio =
@@ -1288,7 +1289,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
avctx->pix_fmt = mpeg_get_pixelformat(avctx);
avctx->hwaccel = ff_find_hwaccel(avctx->codec->id, avctx->pix_fmt);
// until then pix_fmt may be changed right after codec init
- if (avctx->pix_fmt == PIX_FMT_XVMC_MPEG2_IDCT ||
+ if (avctx->pix_fmt == AV_PIX_FMT_XVMC_MPEG2_IDCT ||
avctx->hwaccel ||
s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
if (avctx->idct_algo == FF_IDCT_AUTO)
@@ -1298,7 +1299,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
* if DCT permutation is changed. */
memcpy(old_permutation, s->dsp.idct_permutation, 64 * sizeof(uint8_t));
- if (MPV_common_init(s) < 0)
+ if (ff_MPV_common_init(s) < 0)
return -2;
quant_matrix_rebuild(s->intra_matrix, old_permutation, s->dsp.idct_permutation);
@@ -1381,8 +1382,7 @@ static void mpeg_decode_sequence_extension(Mpeg1Context *s1)
s1->frame_rate_ext.den = get_bits(&s->gb, 5) + 1;
av_dlog(s->avctx, "sequence extension\n");
- s->codec_id = s->avctx->codec_id = CODEC_ID_MPEG2VIDEO;
- s->avctx->sub_id = 2; /* indicates MPEG-2 found */
+ s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_DEBUG, "profile: %d, level: %d vbv buffer: %d, bitrate:%d\n",
@@ -1523,8 +1523,7 @@ static void mpeg_decode_picture_coding_extension(Mpeg1Context *s1)
}
if (s->progressive_sequence && !s->frame_pred_frame_dct) {
- av_log(s->avctx, AV_LOG_ERROR, "invalid frame_pred_frame_dct\n");
- s->frame_pred_frame_dct = 1;
+ av_log(s->avctx, AV_LOG_WARNING, "invalid frame_pred_frame_dct\n");
}
if (s->picture_structure == PICT_FRAME) {
@@ -1563,7 +1562,7 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
/* start frame decoding */
if (s->first_field || s->picture_structure == PICT_FRAME) {
- if (MPV_frame_start(s, avctx) < 0)
+ if (ff_MPV_frame_start(s, avctx) < 0)
return -1;
ff_er_frame_start(s);
@@ -1593,6 +1592,12 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
return -1;
}
+ if (s->avctx->hwaccel &&
+ (s->avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) {
+ if (s->avctx->hwaccel->end_frame(s->avctx) < 0)
+ av_log(avctx, AV_LOG_ERROR, "hardware accelerator failed to decode first field\n");
+ }
+
for (i = 0; i < 4; i++) {
s->current_picture.f.data[i] = s->current_picture_ptr->f.data[i];
if (s->picture_structure == PICT_BOTTOM_FIELD) {
@@ -1619,16 +1624,15 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
#define DECODE_SLICE_OK 0
/**
- * decodes a slice. MpegEncContext.mb_y must be set to the MB row from the startcode
- * @return DECODE_SLICE_ERROR if the slice is damaged
- * DECODE_SLICE_OK if this slice is ok
+ * Decode a slice.
+ * MpegEncContext.mb_y must be set to the MB row from the startcode.
+ * @return DECODE_SLICE_ERROR if the slice is damaged,
+ * DECODE_SLICE_OK if this slice is OK
*/
-static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
+static int mpeg_decode_slice(MpegEncContext *s, int mb_y,
const uint8_t **buf, int buf_size)
{
- MpegEncContext *s = &s1->mpeg_enc_ctx;
AVCodecContext *avctx = s->avctx;
- const int lowres = s->avctx->lowres;
const int field_pic = s->picture_structure != PICT_FRAME;
s->resync_mb_x =
@@ -1658,7 +1662,7 @@ static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
if (mb_y == 0 && s->codec_tag == AV_RL32("SLIF")) {
skip_bits1(&s->gb);
} else {
- for (;;) {
+ while (get_bits_left(&s->gb) > 0) {
int code = get_vlc2(&s->gb, mbincr_vlc.table, MBINCR_VLC_BITS, 2);
if (code < 0) {
av_log(s->avctx, AV_LOG_ERROR, "first mb_incr damaged\n");
@@ -1749,17 +1753,17 @@ static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
}
}
- s->dest[0] += 16 >> lowres;
- s->dest[1] +=(16 >> lowres) >> s->chroma_x_shift;
- s->dest[2] +=(16 >> lowres) >> s->chroma_x_shift;
+ s->dest[0] += 16;
+ s->dest[1] += 16 >> s->chroma_x_shift;
+ s->dest[2] += 16 >> s->chroma_x_shift;
- 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 >> s->avctx->lowres;
+ const int mb_size = 16;
ff_draw_horiz_band(s, mb_size*(s->mb_y >> field_pic), mb_size);
- MPV_report_decode_progress(s);
+ ff_MPV_report_decode_progress(s);
s->mb_x = 0;
s->mb_y += 1 << field_pic;
@@ -1841,7 +1845,7 @@ static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
}
eos: // end of slice
*buf += (get_bits_count(&s->gb)-1)/8;
-//printf("y %d %d %d %d\n", s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y);
+ av_dlog(s, "y %d %d %d %d\n", s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y);
return 0;
}
@@ -1858,17 +1862,18 @@ static int slice_decode_thread(AVCodecContext *c, void *arg)
uint32_t start_code;
int ret;
- ret = mpeg_decode_slice((Mpeg1Context*)s, mb_y, &buf, s->gb.buffer_end - buf);
+ ret = mpeg_decode_slice(s, mb_y, &buf, s->gb.buffer_end - buf);
emms_c();
-//av_log(c, AV_LOG_DEBUG, "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->error_count);
+ av_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->error_count);
if (ret < 0) {
if (c->err_recognition & AV_EF_EXPLODE)
return ret;
if (s->resync_mb_x >= 0 && s->resync_mb_y >= 0)
- ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y, AC_ERROR | DC_ERROR | MV_ERROR);
+ ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y, ER_AC_ERROR | ER_DC_ERROR | ER_MV_ERROR);
} else {
- ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x-1, s->mb_y, AC_END | DC_END | MV_END);
+ ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x-1, s->mb_y, ER_AC_END | ER_DC_END | ER_MV_END);
}
if (s->mb_y == s->end_mb_y)
@@ -1912,10 +1917,10 @@ static int slice_end(AVCodecContext *avctx, AVFrame *pict)
ff_er_frame_end(s);
- MPV_frame_end(s);
+ ff_MPV_frame_end(s);
if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
- *pict = *(AVFrame*)s->current_picture_ptr;
+ *pict = s->current_picture_ptr->f;
ff_print_debug_info(s, pict);
} else {
if (avctx->active_thread_type & FF_THREAD_FRAME)
@@ -1923,7 +1928,7 @@ static int slice_end(AVCodecContext *avctx, AVFrame *pict)
/* latency of 1 frame for I- and P-frames */
/* XXX: use another variable than picture_number */
if (s->last_picture_ptr != NULL) {
- *pict = *(AVFrame*)s->last_picture_ptr;
+ *pict = s->last_picture_ptr->f;
ff_print_debug_info(s, pict);
}
}
@@ -1999,8 +2004,7 @@ static int mpeg1_decode_sequence(AVCodecContext *avctx,
s->picture_structure = PICT_FRAME;
s->frame_pred_frame_dct = 1;
s->chroma_format = 1;
- s->codec_id = s->avctx->codec_id = CODEC_ID_MPEG1VIDEO;
- avctx->sub_id = 1; /* indicates MPEG-1 */
+ s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG1VIDEO;
s->out_format = FMT_MPEG1;
s->swap_uv = 0; // AFAIK VCR2 does not have SEQ_HEADER
if (s->flags & CODEC_FLAG_LOW_DELAY)
@@ -2022,7 +2026,7 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
/* start new MPEG-1 context decoding */
s->out_format = FMT_MPEG1;
if (s1->mpeg_enc_ctx_allocated) {
- MPV_common_end(s);
+ ff_MPV_common_end(s);
}
s->width = avctx->coded_width;
s->height = avctx->coded_height;
@@ -2032,12 +2036,12 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
avctx->pix_fmt = mpeg_get_pixelformat(avctx);
avctx->hwaccel = ff_find_hwaccel(avctx->codec->id, avctx->pix_fmt);
- if (avctx->pix_fmt == PIX_FMT_XVMC_MPEG2_IDCT || avctx->hwaccel ||
+ if (avctx->pix_fmt == AV_PIX_FMT_XVMC_MPEG2_IDCT || avctx->hwaccel ||
s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
if (avctx->idct_algo == FF_IDCT_AUTO)
avctx->idct_algo = FF_IDCT_SIMPLE;
- if (MPV_common_init(s) < 0)
+ if (ff_MPV_common_init(s) < 0)
return -1;
exchange_uv(s); // common init reset pblocks, so we swap them here
s->swap_uv = 1; // in case of xvmc we need to swap uv for each MB
@@ -2059,8 +2063,7 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
s->picture_structure = PICT_FRAME;
s->frame_pred_frame_dct = 1;
s->chroma_format = 1;
- s->codec_id = s->avctx->codec_id = CODEC_ID_MPEG2VIDEO;
- avctx->sub_id = 2; /* indicates MPEG-2 */
+ s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
s1->save_width = s->width;
s1->save_height = s->height;
s1->save_progressive_seq = s->progressive_sequence;
@@ -2110,7 +2113,7 @@ static void mpeg_decode_gop(AVCodecContext *avctx,
time_code_seconds = get_bits(&s->gb, 6);
time_code_pictures = get_bits(&s->gb, 6);
- s->closed_gop = get_bits1(&s->gb);
+ s1->closed_gop = get_bits1(&s->gb);
/*broken_link indicate that after editing the
reference frames of the first B-Frames after GOP I-Frame
are missing (open gop)*/
@@ -2119,7 +2122,7 @@ static void mpeg_decode_gop(AVCodecContext *avctx,
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_DEBUG, "GOP (%2d:%02d:%02d.[%02d]) closed_gop=%d broken_link=%d\n",
time_code_hours, time_code_minutes, time_code_seconds,
- time_code_pictures, s->closed_gop, broken_link);
+ time_code_pictures, s1->closed_gop, broken_link);
}
/**
* Find the end of the current frame in the bitstream.
@@ -2161,6 +2164,7 @@ int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size,
pc->frame_start_found = 4;
}
if (state == SEQ_END_CODE) {
+ pc->frame_start_found = 0;
pc->state=-1;
return i+1;
}
@@ -2185,55 +2189,7 @@ int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size,
}
static int decode_chunks(AVCodecContext *avctx,
- AVFrame *picture, int *data_size,
- const uint8_t *buf, int buf_size);
-
-/* handle buffering and image synchronisation */
-static int mpeg_decode_frame(AVCodecContext *avctx,
- void *data, int *data_size,
- AVPacket *avpkt)
-{
- const uint8_t *buf = avpkt->data;
- int buf_size = avpkt->size;
- Mpeg1Context *s = avctx->priv_data;
- AVFrame *picture = data;
- MpegEncContext *s2 = &s->mpeg_enc_ctx;
- av_dlog(avctx, "fill_buffer\n");
-
- if (buf_size == 0 || (buf_size == 4 && AV_RB32(buf) == SEQ_END_CODE)) {
- /* special case for last picture */
- if (s2->low_delay == 0 && s2->next_picture_ptr) {
- *picture = *(AVFrame*)s2->next_picture_ptr;
- s2->next_picture_ptr = NULL;
-
- *data_size = sizeof(AVFrame);
- }
- return buf_size;
- }
-
- if (s2->flags & CODEC_FLAG_TRUNCATED) {
- int next = ff_mpeg1_find_frame_end(&s2->parse_context, buf, buf_size, NULL);
-
- if (ff_combine_frame(&s2->parse_context, next, (const uint8_t **)&buf, &buf_size) < 0)
- return buf_size;
- }
-
- if (s->mpeg_enc_ctx_allocated == 0 && avctx->codec_tag == AV_RL32("VCR2"))
- vcr2_init_sequence(avctx);
-
- s->slice_count = 0;
-
- if (avctx->extradata && !avctx->frame_number) {
- int ret = decode_chunks(avctx, picture, data_size, avctx->extradata, avctx->extradata_size);
- if (ret < 0 && (avctx->err_recognition & AV_EF_EXPLODE))
- return ret;
- }
-
- return decode_chunks(avctx, picture, data_size, buf, buf_size);
-}
-
-static int decode_chunks(AVCodecContext *avctx,
- AVFrame *picture, int *data_size,
+ AVFrame *picture, int *got_output,
const uint8_t *buf, int buf_size)
{
Mpeg1Context *s = avctx->priv_data;
@@ -2262,7 +2218,7 @@ static int decode_chunks(AVCodecContext *avctx,
if (slice_end(avctx, picture)) {
if (s2->last_picture_ptr || s2->low_delay) //FIXME merge with the stuff in mpeg_decode_slice
- *data_size = sizeof(AVPicture);
+ *got_output = 1;
}
}
s2->pict_type = 0;
@@ -2382,7 +2338,7 @@ static int decode_chunks(AVCodecContext *avctx,
if (s2->last_picture_ptr == NULL) {
/* 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->closed_gop)
+ if (!s->closed_gop)
break;
}
}
@@ -2400,7 +2356,7 @@ static int decode_chunks(AVCodecContext *avctx,
if (!s->mpeg_enc_ctx_allocated)
break;
- if (s2->codec_id == CODEC_ID_MPEG2VIDEO) {
+ if (s2->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (mb_y < avctx->skip_top || mb_y >= s2->mb_height - avctx->skip_bottom)
break;
}
@@ -2428,7 +2384,9 @@ static int decode_chunks(AVCodecContext *avctx,
}
if (HAVE_THREADS && (avctx->active_thread_type & FF_THREAD_SLICE)) {
- int threshold= (s2->mb_height * s->slice_count + avctx->thread_count / 2) / avctx->thread_count;
+ int threshold = (s2->mb_height * s->slice_count +
+ s2->slice_context_count / 2) /
+ s2->slice_context_count;
if (threshold <= mb_y) {
MpegEncContext *thread_context = s2->thread_context[s->slice_count];
@@ -2443,16 +2401,16 @@ static int decode_chunks(AVCodecContext *avctx,
}
buf_ptr += 2; // FIXME add minimum number of bytes per slice
} else {
- ret = mpeg_decode_slice(s, mb_y, &buf_ptr, input_size);
+ ret = mpeg_decode_slice(s2, mb_y, &buf_ptr, input_size);
emms_c();
if (ret < 0) {
if (avctx->err_recognition & AV_EF_EXPLODE)
return ret;
if (s2->resync_mb_x >= 0 && s2->resync_mb_y >= 0)
- ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x, s2->mb_y, AC_ERROR | DC_ERROR | MV_ERROR);
+ ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x, s2->mb_y, ER_AC_ERROR | ER_DC_ERROR | ER_MV_ERROR);
} else {
- ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x-1, s2->mb_y, AC_END | DC_END | MV_END);
+ ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x-1, s2->mb_y, ER_AC_END | ER_DC_END | ER_MV_END);
}
}
}
@@ -2461,11 +2419,56 @@ static int decode_chunks(AVCodecContext *avctx,
}
}
+static int mpeg_decode_frame(AVCodecContext *avctx,
+ void *data, int *got_output,
+ AVPacket *avpkt)
+{
+ const uint8_t *buf = avpkt->data;
+ int buf_size = avpkt->size;
+ Mpeg1Context *s = avctx->priv_data;
+ AVFrame *picture = data;
+ MpegEncContext *s2 = &s->mpeg_enc_ctx;
+ av_dlog(avctx, "fill_buffer\n");
+
+ if (buf_size == 0 || (buf_size == 4 && AV_RB32(buf) == SEQ_END_CODE)) {
+ /* special case for last picture */
+ if (s2->low_delay == 0 && s2->next_picture_ptr) {
+ *picture = s2->next_picture_ptr->f;
+ s2->next_picture_ptr = NULL;
+
+ *got_output = 1;
+ }
+ return buf_size;
+ }
+
+ if (s2->flags & CODEC_FLAG_TRUNCATED) {
+ int next = ff_mpeg1_find_frame_end(&s2->parse_context, buf, buf_size, NULL);
+
+ if (ff_combine_frame(&s2->parse_context, next, (const uint8_t **)&buf, &buf_size) < 0)
+ return buf_size;
+ }
+
+ if (s->mpeg_enc_ctx_allocated == 0 && avctx->codec_tag == AV_RL32("VCR2"))
+ vcr2_init_sequence(avctx);
+
+ s->slice_count = 0;
+
+ if (avctx->extradata && !avctx->frame_number) {
+ int ret = decode_chunks(avctx, picture, got_output, avctx->extradata, avctx->extradata_size);
+ if (ret < 0 && (avctx->err_recognition & AV_EF_EXPLODE))
+ return ret;
+ }
+
+ return decode_chunks(avctx, picture, got_output, buf, buf_size);
+}
+
+
static void flush(AVCodecContext *avctx)
{
Mpeg1Context *s = avctx->priv_data;
s->sync=0;
+ s->closed_gop = 0;
ff_mpeg_flush(avctx);
}
@@ -2475,7 +2478,7 @@ static int mpeg_decode_end(AVCodecContext *avctx)
Mpeg1Context *s = avctx->priv_data;
if (s->mpeg_enc_ctx_allocated)
- MPV_common_end(&s->mpeg_enc_ctx);
+ ff_MPV_common_end(&s->mpeg_enc_ctx);
return 0;
}
@@ -2493,50 +2496,37 @@ static const AVProfile mpeg2_video_profiles[] = {
AVCodec ff_mpeg1video_decoder = {
- .name = "mpeg1video",
- .type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG1VIDEO,
- .priv_data_size = sizeof(Mpeg1Context),
- .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,
- .flush = flush,
- .max_lowres = 3,
- .long_name = NULL_IF_CONFIG_SMALL("MPEG-1 video"),
+ .name = "mpeg1video",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_MPEG1VIDEO,
+ .priv_data_size = sizeof(Mpeg1Context),
+ .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,
+ .flush = flush,
+ .long_name = NULL_IF_CONFIG_SMALL("MPEG-1 video"),
.update_thread_context = ONLY_IF_THREADS_ENABLED(mpeg_decode_update_thread_context)
};
AVCodec ff_mpeg2video_decoder = {
.name = "mpeg2video",
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG2VIDEO,
+ .id = AV_CODEC_ID_MPEG2VIDEO,
.priv_data_size = sizeof(Mpeg1Context),
.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 = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 |
+ CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY |
+ CODEC_CAP_SLICE_THREADS,
.flush = flush,
- .max_lowres = 3,
.long_name = NULL_IF_CONFIG_SMALL("MPEG-2 video"),
.profiles = NULL_IF_CONFIG_SMALL(mpeg2_video_profiles),
};
-//legacy decoder
-AVCodec ff_mpegvideo_decoder = {
- .name = "mpegvideo",
- .type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG2VIDEO,
- .priv_data_size = sizeof(Mpeg1Context),
- .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,
- .flush = flush,
- .max_lowres = 3,
- .long_name = NULL_IF_CONFIG_SMALL("MPEG-1 video"),
-};
-
#if CONFIG_MPEG_XVMC_DECODER
static av_cold int mpeg_mc_decode_init(AVCodecContext *avctx)
{
@@ -2549,7 +2539,7 @@ static av_cold int mpeg_mc_decode_init(AVCodecContext *avctx)
}
mpeg_decode_init(avctx);
- avctx->pix_fmt = PIX_FMT_XVMC_MPEG2_IDCT;
+ avctx->pix_fmt = AV_PIX_FMT_XVMC_MPEG2_IDCT;
avctx->xvmc_acceleration = 2; // 2 - the blocks are packed!
return 0;
@@ -2558,12 +2548,13 @@ static av_cold int mpeg_mc_decode_init(AVCodecContext *avctx)
AVCodec ff_mpeg_xvmc_decoder = {
.name = "mpegvideo_xvmc",
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG2VIDEO_XVMC,
+ .id = AV_CODEC_ID_MPEG2VIDEO_XVMC,
.priv_data_size = sizeof(Mpeg1Context),
.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 = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 |
+ CODEC_CAP_TRUNCATED| CODEC_CAP_HWACCEL | CODEC_CAP_DELAY,
.flush = flush,
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1/2 video XvMC (X-Video Motion Compensation)"),
};
@@ -2574,12 +2565,13 @@ AVCodec ff_mpeg_xvmc_decoder = {
AVCodec ff_mpeg_vdpau_decoder = {
.name = "mpegvideo_vdpau",
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG2VIDEO,
+ .id = AV_CODEC_ID_MPEG2VIDEO,
.priv_data_size = sizeof(Mpeg1Context),
.init = mpeg_decode_init,
.close = mpeg_decode_end,
.decode = mpeg_decode_frame,
- .capabilities = CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_HWACCEL_VDPAU | CODEC_CAP_DELAY,
+ .capabilities = CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED |
+ CODEC_CAP_HWACCEL_VDPAU | CODEC_CAP_DELAY,
.flush = flush,
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1/2 video (VDPAU acceleration)"),
};
@@ -2589,14 +2581,14 @@ AVCodec ff_mpeg_vdpau_decoder = {
AVCodec ff_mpeg1_vdpau_decoder = {
.name = "mpeg1video_vdpau",
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_MPEG1VIDEO,
+ .id = AV_CODEC_ID_MPEG1VIDEO,
.priv_data_size = sizeof(Mpeg1Context),
.init = mpeg_decode_init,
.close = mpeg_decode_end,
.decode = mpeg_decode_frame,
- .capabilities = CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_HWACCEL_VDPAU | CODEC_CAP_DELAY,
+ .capabilities = CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED |
+ CODEC_CAP_HWACCEL_VDPAU | CODEC_CAP_DELAY,
.flush = flush,
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1 video (VDPAU acceleration)"),
};
#endif
-