* The simplest mpeg encoder (well, it was the simplest!).
*/
-#include "libavutil/intmath.h"
#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "dsputil.h"
#include "internal.h"
+#include "mathops.h"
#include "mpegvideo.h"
#include "mjpegenc.h"
#include "msmpeg4.h"
mpeg2_dc_scale_table3,
};
-const enum PixelFormat ff_pixfmt_list_420[] = {
- PIX_FMT_YUV420P,
- PIX_FMT_NONE
+const enum AVPixelFormat ff_pixfmt_list_420[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE
};
-const enum PixelFormat ff_hwaccel_pixfmt_list_420[] = {
- PIX_FMT_DXVA2_VLD,
- PIX_FMT_VAAPI_VLD,
- PIX_FMT_VDA_VLD,
- PIX_FMT_YUV420P,
- PIX_FMT_NONE
+const enum AVPixelFormat ff_hwaccel_pixfmt_list_420[] = {
+ AV_PIX_FMT_DXVA2_VLD,
+ AV_PIX_FMT_VAAPI_VLD,
+ AV_PIX_FMT_VDA_VLD,
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE
};
const uint8_t *avpriv_mpv_find_start_code(const uint8_t *restrict p,
av_cold int ff_dct_common_init(MpegEncContext *s)
{
ff_dsputil_init(&s->dsp, s->avctx);
+ ff_videodsp_init(&s->vdsp, s->avctx->bits_per_raw_sample);
s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
ff_MPV_common_init_x86(s);
#elif ARCH_ALPHA
ff_MPV_common_init_axp(s);
-#elif HAVE_MMI
- ff_MPV_common_init_mmi(s);
#elif ARCH_ARM
ff_MPV_common_init_arm(s);
#elif HAVE_ALTIVEC
av_freep(&pic->f.hwaccel_picture_private);
}
+int ff_mpv_frame_size_alloc(MpegEncContext *s, int linesize)
+{
+ int alloc_size = FFALIGN(FFABS(linesize) + 32, 32);
+
+ // edge emu needs blocksize + filter length - 1
+ // (= 17x17 for halfpel / 21x21 for h264)
+ // VC1 computes luma and chroma simultaneously and needs 19X19 + 9x9
+ // at uvlinesize. It supports only YUV420 so 24x24 is enough
+ // linesize * interlaced * MBsize
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->edge_emu_buffer, alloc_size * 2 * 24,
+ fail);
+
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->me.scratchpad, alloc_size * 2 * 16 * 2,
+ fail)
+ s->me.temp = s->me.scratchpad;
+ s->rd_scratchpad = s->me.scratchpad;
+ s->b_scratchpad = s->me.scratchpad;
+ s->obmc_scratchpad = s->me.scratchpad + 16;
+
+ return 0;
+fail:
+ av_freep(&s->edge_emu_buffer);
+ return AVERROR(ENOMEM);
+}
+
/**
* Allocate a frame buffer
*/
static int alloc_frame_buffer(MpegEncContext *s, Picture *pic)
{
- int r;
+ int r, ret;
if (s->avctx->hwaccel) {
assert(!pic->f.hwaccel_picture_private);
return -1;
}
+ if (!s->edge_emu_buffer &&
+ (ret = ff_mpv_frame_size_alloc(s, pic->f.linesize[0])) < 0) {
+ av_log(s->avctx, AV_LOG_ERROR,
+ "get_buffer() failed to allocate context scratch buffers.\n");
+ free_frame_buffer(s, pic);
+ return ret;
+ }
+
return 0;
}
int yc_size = y_size + 2 * c_size;
int i;
- // edge emu needs blocksize + filter length - 1
- // (= 17x17 for halfpel / 21x21 for h264)
- FF_ALLOCZ_OR_GOTO(s->avctx, s->edge_emu_buffer,
- (s->width + 64) * 2 * 21 * 2, fail); // (width + edge + align)*interlaced*MBsize*tolerance
+ s->edge_emu_buffer =
+ s->me.scratchpad =
+ s->me.temp =
+ s->rd_scratchpad =
+ s->b_scratchpad =
+ s->obmc_scratchpad = NULL;
- // FIXME should be linesize instead of s->width * 2
- // but that is not known before get_buffer()
- FF_ALLOCZ_OR_GOTO(s->avctx, s->me.scratchpad,
- (s->width + 64) * 4 * 16 * 2 * sizeof(uint8_t), fail)
- s->me.temp = s->me.scratchpad;
- s->rd_scratchpad = s->me.scratchpad;
- s->b_scratchpad = s->me.scratchpad;
- s->obmc_scratchpad = s->me.scratchpad + 16;
if (s->encoding) {
FF_ALLOCZ_OR_GOTO(s->avctx, s->me.map,
ME_MAP_SIZE * sizeof(uint32_t), fail)
#undef COPY
}
-void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src)
+int ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src)
{
MpegEncContext bak;
- int i;
+ int i, ret;
// FIXME copy only needed parts
// START_TIMER
backup_duplicate_context(&bak, dst);
for (i = 0; i < 12; i++) {
dst->pblocks[i] = &dst->block[i];
}
+ if (!dst->edge_emu_buffer &&
+ (ret = ff_mpv_frame_size_alloc(dst, dst->linesize)) < 0) {
+ av_log(dst->avctx, AV_LOG_ERROR, "failed to allocate context "
+ "scratch buffers.\n");
+ return ret;
+ }
// STOP_TIMER("update_duplicate_context")
// about 10k cycles / 0.01 sec for 1000frames on 1ghz with 2 threads
+ return 0;
}
int ff_mpeg_update_thread_context(AVCodecContext *dst,
const AVCodecContext *src)
{
+ int i;
MpegEncContext *s = dst->priv_data, *s1 = src->priv_data;
if (dst == src || !s1->context_initialized)
ff_MPV_common_init(s);
}
+ if (s->height != s1->height || s->width != s1->width || s->context_reinit) {
+ int err;
+ s->context_reinit = 0;
+ s->height = s1->height;
+ s->width = s1->width;
+ if ((err = ff_MPV_common_frame_size_change(s)) < 0)
+ return err;
+ }
+
s->avctx->coded_height = s1->avctx->coded_height;
s->avctx->coded_width = s1->avctx->coded_width;
s->avctx->width = s1->avctx->width;
memcpy(&s->last_picture, &s1->last_picture,
(char *) &s1->last_picture_ptr - (char *) &s1->last_picture);
+ // reset s->picture[].f.extended_data to s->picture[].f.data
+ for (i = 0; i < s->picture_count; i++)
+ s->picture[i].f.extended_data = s->picture[i].f.data;
+
s->last_picture_ptr = REBASE_PICTURE(s1->last_picture_ptr, s, s1);
s->current_picture_ptr = REBASE_PICTURE(s1->current_picture_ptr, s, s1);
s->next_picture_ptr = REBASE_PICTURE(s1->next_picture_ptr, s, s1);
// B-frame info
s->max_b_frames = s1->max_b_frames;
s->low_delay = s1->low_delay;
- s->dropable = s1->dropable;
+ s->droppable = s1->droppable;
// DivX handling (doesn't work)
s->divx_packed = s1->divx_packed;
FF_INPUT_BUFFER_PADDING_SIZE);
}
+ // linesize dependend scratch buffer allocation
+ if (!s->edge_emu_buffer)
+ if (s1->linesize) {
+ if (ff_mpv_frame_size_alloc(s, s1->linesize) < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "Failed to allocate context "
+ "scratch buffers.\n");
+ return AVERROR(ENOMEM);
+ }
+ } else {
+ av_log(s->avctx, AV_LOG_ERROR, "Context scratch buffers could not "
+ "be allocated due to unknown size.\n");
+ return AVERROR_BUG;
+ }
+
// MPEG2/interlacing info
memcpy(&s->progressive_sequence, &s1->progressive_sequence,
(char *) &s1->rtp_mode - (char *) &s1->progressive_sequence);
*/
av_cold int ff_MPV_common_init(MpegEncContext *s)
{
- int i, err;
+ int i;
int nb_slices = (HAVE_THREADS &&
s->avctx->active_thread_type & FF_THREAD_SLICE) ?
s->avctx->thread_count : 1;
else if (s->codec_id != AV_CODEC_ID_H264)
s->mb_height = (s->height + 15) / 16;
- if (s->avctx->pix_fmt == PIX_FMT_NONE) {
+ if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
av_log(s->avctx, AV_LOG_ERROR,
- "decoding to PIX_FMT_NONE is not supported.\n");
+ "decoding to AV_PIX_FMT_NONE is not supported.\n");
return -1;
}
if (s->width && s->height) {
/* set chroma shifts */
- avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &s->chroma_x_shift,
- &s->chroma_y_shift);
+ av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt,
+ &s->chroma_x_shift,
+ &s->chroma_y_shift);
/* convert fourcc to upper case */
s->codec_tag = avpriv_toupper4(s->avctx->codec_tag);
}
if (s->width && s->height) {
- if ((err = init_context_frame(s)))
+ if (init_context_frame(s))
goto fail;
s->parse_context.state = -1;
for (i = 0; i < 3; i++)
av_freep(&s->visualization_buffer[i]);
- if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
- avcodec_default_free_buffers(s->avctx);
-
return 0;
}
free_context_frame(s);
+ if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
+ avcodec_default_free_buffers(s->avctx);
+
s->context_initialized = 0;
s->last_picture_ptr =
s->next_picture_ptr =
{
if (pic->f.data[0] == NULL)
return 1;
- if (pic->needs_realloc)
+ if (pic->needs_realloc && !(pic->f.reference & DELAYED_PIC_REF))
if (!pic->owner2 || pic->owner2 == s)
return 1;
return 0;
}
pic->f.reference = 0;
- if (!s->dropable) {
+ if (!s->droppable) {
if (s->codec_id == AV_CODEC_ID_H264)
pic->f.reference = s->picture_structure;
else if (s->pict_type != AV_PICTURE_TYPE_B)
if (s->pict_type != AV_PICTURE_TYPE_B) {
s->last_picture_ptr = s->next_picture_ptr;
- if (!s->dropable)
+ if (!s->droppable)
s->next_picture_ptr = s->current_picture_ptr;
}
- /* av_log(s->avctx, AV_LOG_DEBUG, "L%p N%p C%p L%p N%p C%p type:%d drop:%d\n",
- s->last_picture_ptr, s->next_picture_ptr,s->current_picture_ptr,
- s->last_picture_ptr ? s->last_picture_ptr->f.data[0] : NULL,
- s->next_picture_ptr ? s->next_picture_ptr->f.data[0] : NULL,
- s->current_picture_ptr ? s->current_picture_ptr->f.data[0] : NULL,
- s->pict_type, s->dropable); */
+ av_dlog(s->avctx, "L%p N%p C%p L%p N%p C%p type:%d drop:%d\n",
+ s->last_picture_ptr, s->next_picture_ptr,s->current_picture_ptr,
+ s->last_picture_ptr ? s->last_picture_ptr->f.data[0] : NULL,
+ s->next_picture_ptr ? s->next_picture_ptr->f.data[0] : NULL,
+ s->current_picture_ptr ? s->current_picture_ptr->f.data[0] : NULL,
+ s->pict_type, s->droppable);
if (s->codec_id != AV_CODEC_ID_H264) {
if ((s->last_picture_ptr == NULL ||
if (s->next_picture_ptr)
ff_copy_picture(&s->next_picture, s->next_picture_ptr);
- if (HAVE_THREADS && (avctx->active_thread_type & FF_THREAD_FRAME) &&
- (s->out_format != FMT_H264 || s->codec_id == AV_CODEC_ID_SVQ3)) {
+ if (HAVE_THREADS && (avctx->active_thread_type & FF_THREAD_FRAME)) {
if (s->next_picture_ptr)
s->next_picture_ptr->owner2 = s;
if (s->last_picture_ptr)
s->current_picture.f.reference &&
!s->intra_only &&
!(s->flags & CODEC_FLAG_EMU_EDGE)) {
- int hshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_w;
- int vshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_h;
- s->dsp.draw_edges(s->current_picture.f.data[0], s->linesize,
- s->h_edge_pos, s->v_edge_pos,
- EDGE_WIDTH, EDGE_WIDTH,
- EDGE_TOP | EDGE_BOTTOM);
- s->dsp.draw_edges(s->current_picture.f.data[1], s->uvlinesize,
- s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
- EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
- EDGE_TOP | EDGE_BOTTOM);
- s->dsp.draw_edges(s->current_picture.f.data[2], s->uvlinesize,
- s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
- EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
- EDGE_TOP | EDGE_BOTTOM);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
+ int hshift = desc->log2_chroma_w;
+ int vshift = desc->log2_chroma_h;
+ s->dsp.draw_edges(s->current_picture.f.data[0], s->linesize,
+ s->h_edge_pos, s->v_edge_pos,
+ EDGE_WIDTH, EDGE_WIDTH,
+ EDGE_TOP | EDGE_BOTTOM);
+ s->dsp.draw_edges(s->current_picture.f.data[1], s->uvlinesize,
+ s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
+ EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
+ EDGE_TOP | EDGE_BOTTOM);
+ s->dsp.draw_edges(s->current_picture.f.data[2], s->uvlinesize,
+ s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
+ EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
+ EDGE_TOP | EDGE_BOTTOM);
}
emms_c();
else
av_log(s->avctx, AV_LOG_DEBUG, " ");
}
- // av_log(s->avctx, AV_LOG_DEBUG, " ");
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
}
(s->codec_id == AV_CODEC_ID_H264 ? 0 : 1);
s->low_delay = 0; // needed to see the vectors without trashing the buffers
- avcodec_get_chroma_sub_sample(s->avctx->pix_fmt,
- &h_chroma_shift, &v_chroma_shift);
+ av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt,
+ &h_chroma_shift, &v_chroma_shift);
for (i = 0; i < 3; i++) {
memcpy(s->visualization_buffer[i], pict->data[i],
(i == 0) ? pict->linesize[i] * height:
int my_max = INT_MIN, my_min = INT_MAX, qpel_shift = !s->quarter_sample;
int my, off, i, mvs;
- if (s->picture_structure != PICT_FRAME) goto unhandled;
+ if (s->picture_structure != PICT_FRAME || s->mcsel)
+ goto unhandled;
switch (s->mv_type) {
case MV_TYPE_16X16:
&& s->current_picture.f.reference
&& !s->intra_only
&& !(s->flags&CODEC_FLAG_EMU_EDGE)) {
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
int sides = 0, edge_h;
- int hshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_w;
- int vshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_h;
+ int hshift = desc->log2_chroma_w;
+ int vshift = desc->log2_chroma_h;
if (y==0) sides |= EDGE_TOP;
if (y + h >= s->v_edge_pos) sides |= EDGE_BOTTOM;
projects / ffmpeg / blobdiff