* Copyright (c) 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/utils.c
+ * @file
* utils.
*/
-/* needed for mkstemp() */
-#define _XOPEN_SOURCE 600
-
#include "libavutil/avstring.h"
#include "libavutil/integer.h"
#include "libavutil/crc.h"
#include "libavutil/pixdesc.h"
+#include "libavutil/audioconvert.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/samplefmt.h"
#include "avcodec.h"
#include "dsputil.h"
-#include "opt.h"
+#include "libavutil/opt.h"
#include "imgconvert.h"
+#include "thread.h"
#include "audioconvert.h"
-#include "libxvid_internal.h"
#include "internal.h"
#include <stdlib.h>
#include <stdarg.h>
#include <limits.h>
#include <float.h>
-#if !HAVE_MKSTEMP
-#include <fcntl.h>
-#endif
static int volatile entangled_thread_counter=0;
-int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op);
+static int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op);
static void *codec_mutex;
-void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size)
+void *av_fast_realloc(void *ptr, unsigned int *size, size_t min_size)
{
if(min_size < *size)
return ptr;
- *size= FFMAX(17*min_size/16 + 32, min_size);
+ min_size= FFMAX(17*min_size/16 + 32, min_size);
- ptr= av_realloc(ptr, *size);
+ ptr= av_realloc(ptr, min_size);
if(!ptr) //we could set this to the unmodified min_size but this is safer if the user lost the ptr and uses NULL now
- *size= 0;
+ min_size= 0;
+
+ *size= min_size;
return ptr;
}
-void av_fast_malloc(void *ptr, unsigned int *size, unsigned int min_size)
+void av_fast_malloc(void *ptr, unsigned int *size, size_t min_size)
{
void **p = ptr;
if (min_size < *size)
return;
- *size= FFMAX(17*min_size/16 + 32, min_size);
+ min_size= FFMAX(17*min_size/16 + 32, min_size);
av_free(*p);
- *p = av_malloc(*size);
- if (!*p) *size = 0;
+ *p = av_malloc(min_size);
+ if (!*p) min_size = 0;
+ *size= min_size;
}
/* encoder management */
codec->next = NULL;
}
-#if LIBAVCODEC_VERSION_MAJOR < 53
-void register_avcodec(AVCodec *codec)
-{
- avcodec_register(codec);
-}
-#endif
-
unsigned avcodec_get_edge_width(void)
{
return EDGE_WIDTH;
enum PixelFormat pix_fmt;
}InternalBuffer;
-#define INTERNAL_BUFFER_SIZE 32
+#define INTERNAL_BUFFER_SIZE (32+1)
void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int linesize_align[4]){
int w_align= 1;
case PIX_FMT_YUVJ440P:
case PIX_FMT_YUVJ444P:
case PIX_FMT_YUVA420P:
+ case PIX_FMT_YUV420P9LE:
+ case PIX_FMT_YUV420P9BE:
+ case PIX_FMT_YUV420P10LE:
+ case PIX_FMT_YUV420P10BE:
+ case PIX_FMT_YUV422P10LE:
+ case PIX_FMT_YUV422P10BE:
w_align= 16; //FIXME check for non mpeg style codecs and use less alignment
h_align= 16;
- if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP)
+ if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP || s->codec_id == CODEC_ID_H264)
h_align= 32; // interlaced is rounded up to 2 MBs
break;
case PIX_FMT_YUV411P:
*width = FFALIGN(*width , w_align);
*height= FFALIGN(*height, h_align);
- if(s->codec_id == CODEC_ID_H264)
+ if(s->codec_id == CODEC_ID_H264 || s->lowres)
*height+=2; // some of the optimized chroma MC reads one line too much
+ // which is also done in mpeg decoders with lowres > 0
linesize_align[0] =
linesize_align[1] =
*width=FFALIGN(*width, align);
}
-int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h){
- if((int)w>0 && (int)h>0 && (w+128)*(uint64_t)(h+128) < INT_MAX/8)
- return 0;
-
- av_log(av_log_ctx, AV_LOG_ERROR, "picture size invalid (%ux%u)\n", w, h);
- return -1;
-}
-
int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){
int i;
int w= s->width;
return -1;
}
- if(avcodec_check_dimensions(s,w,h))
+ if(av_image_check_size(w, h, 0, s))
return -1;
if(s->internal_buffer==NULL){
(*picture_number)++;
if(buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)){
+ if(s->active_thread_type&FF_THREAD_FRAME) {
+ av_log_missing_feature(s, "Width/height changing with frame threads is", 0);
+ return -1;
+ }
+
for(i=0; i<4; i++){
av_freep(&buf->base[i]);
buf->data[i]= NULL;
int unaligned;
AVPicture picture;
int stride_align[4];
+ const int pixel_size = av_pix_fmt_descriptors[s->pix_fmt].comp[0].step_minus1+1;
avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift);
do {
// NOTE: do not align linesizes individually, this breaks e.g. assumptions
// that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2
- ff_fill_linesize(&picture, s->pix_fmt, w);
+ av_image_fill_linesizes(picture.linesize, s->pix_fmt, w);
// increase alignment of w for next try (rhs gives the lowest bit set in w)
w += w & ~(w-1);
}
} while (unaligned);
- tmpsize = ff_fill_pointer(&picture, NULL, s->pix_fmt, h);
+ tmpsize = av_image_fill_pointers(picture.data, s->pix_fmt, h, NULL, picture.linesize);
if (tmpsize < 0)
return -1;
if(buf->base[i]==NULL) return -1;
memset(buf->base[i], 128, size[i]);
- // no edge if EDEG EMU or not planar YUV
+ // no edge if EDGE EMU or not planar YUV
if((s->flags&CODEC_FLAG_EMU_EDGE) || !size[2])
buf->data[i] = buf->base[i];
else
- buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), stride_align[i]);
+ buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (pixel_size*EDGE_WIDTH>>h_shift), stride_align[i]);
}
if(size[1] && !size[2])
- ff_set_systematic_pal((uint32_t*)buf->data[1], s->pix_fmt);
+ ff_set_systematic_pal2((uint32_t*)buf->data[1], s->pix_fmt);
buf->width = s->width;
buf->height = s->height;
buf->pix_fmt= s->pix_fmt;
}
s->internal_buffer_count++;
+ if(s->pkt) pic->pkt_pts= s->pkt->pts;
+ else pic->pkt_pts= AV_NOPTS_VALUE;
pic->reordered_opaque= s->reordered_opaque;
if(s->debug&FF_DEBUG_BUFFERS)
assert(pic->type==FF_BUFFER_TYPE_INTERNAL);
assert(s->internal_buffer_count);
+ if(s->internal_buffer){
buf = NULL; /* avoids warning */
for(i=0; i<s->internal_buffer_count; i++){ //just 3-5 checks so is not worth to optimize
buf= &((InternalBuffer*)s->internal_buffer)[i];
last = &((InternalBuffer*)s->internal_buffer)[s->internal_buffer_count];
FFSWAP(InternalBuffer, *buf, *last);
+ }
for(i=0; i<4; i++){
pic->data[i]=NULL;
/* If internal buffer type return the same buffer */
if(pic->type == FF_BUFFER_TYPE_INTERNAL) {
+ if(s->pkt) pic->pkt_pts= s->pkt->pts;
+ else pic->pkt_pts= AV_NOPTS_VALUE;
pic->reordered_opaque= s->reordered_opaque;
return 0;
}
int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec)
{
- int ret= -1;
+ int ret = 0;
/* If there is a user-supplied mutex locking routine, call it. */
if (ff_lockmgr_cb) {
entangled_thread_counter++;
if(entangled_thread_counter != 1){
av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n");
+ ret = -1;
goto end;
}
- if(avctx->codec || !codec)
+ if(avctx->codec || !codec) {
+ ret = AVERROR(EINVAL);
goto end;
+ }
if (codec->priv_data_size > 0) {
+ if(!avctx->priv_data){
avctx->priv_data = av_mallocz(codec->priv_data_size);
if (!avctx->priv_data) {
ret = AVERROR(ENOMEM);
goto end;
}
+ if(codec->priv_class){ //this can be droped once all user apps use avcodec_get_context_defaults3()
+ *(AVClass**)avctx->priv_data= codec->priv_class;
+ av_opt_set_defaults(avctx->priv_data);
+ }
+ }
} else {
avctx->priv_data = NULL;
}
else if(avctx->width && avctx->height)
avcodec_set_dimensions(avctx, avctx->width, avctx->height);
+ if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height)
+ && ( av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0
+ || av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0)) {
+ av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n");
+ avcodec_set_dimensions(avctx, 0, 0);
+ }
+
+ /* if the decoder init function was already called previously,
+ free the already allocated subtitle_header before overwriting it */
+ if (codec->decode)
+ av_freep(&avctx->subtitle_header);
+
#define SANE_NB_CHANNELS 128U
- if (((avctx->coded_width || avctx->coded_height)
- && avcodec_check_dimensions(avctx, avctx->coded_width, avctx->coded_height))
- || avctx->channels > SANE_NB_CHANNELS) {
+ if (avctx->channels > SANE_NB_CHANNELS) {
ret = AVERROR(EINVAL);
goto free_and_end;
}
avctx->codec_type = codec->type;
avctx->codec_id = codec->id;
}
- if(avctx->codec_id != codec->id || avctx->codec_type != codec->type){
+ if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type
+ && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) {
av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n");
+ ret = AVERROR(EINVAL);
goto free_and_end;
}
avctx->frame_number = 0;
- if(avctx->codec->init){
+
+ if (HAVE_THREADS && !avctx->thread_opaque) {
+ ret = ff_thread_init(avctx);
+ if (ret < 0) {
+ goto free_and_end;
+ }
+ }
+
+ if (avctx->codec->max_lowres < avctx->lowres) {
+ av_log(avctx, AV_LOG_ERROR, "The maximum value for lowres supported by the decoder is %d\n",
+ avctx->codec->max_lowres);
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ if (avctx->codec->encode) {
+ int i;
+ if (avctx->codec->sample_fmts) {
+ for (i = 0; avctx->codec->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++)
+ if (avctx->sample_fmt == avctx->codec->sample_fmts[i])
+ break;
+ if (avctx->codec->sample_fmts[i] == AV_SAMPLE_FMT_NONE) {
+ av_log(avctx, AV_LOG_ERROR, "Specified sample_fmt is not supported.\n");
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ }
+ if (avctx->codec->supported_samplerates) {
+ for (i = 0; avctx->codec->supported_samplerates[i] != 0; i++)
+ if (avctx->sample_rate == avctx->codec->supported_samplerates[i])
+ break;
+ if (avctx->codec->supported_samplerates[i] == 0) {
+ av_log(avctx, AV_LOG_ERROR, "Specified sample_rate is not supported\n");
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ }
+ if (avctx->codec->channel_layouts) {
+ if (!avctx->channel_layout) {
+ av_log(avctx, AV_LOG_WARNING, "channel_layout not specified\n");
+ } else {
+ for (i = 0; avctx->codec->channel_layouts[i] != 0; i++)
+ if (avctx->channel_layout == avctx->codec->channel_layouts[i])
+ break;
+ if (avctx->codec->channel_layouts[i] == 0) {
+ av_log(avctx, AV_LOG_ERROR, "Specified channel_layout is not supported\n");
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ }
+ }
+ if (avctx->channel_layout && avctx->channels) {
+ if (av_get_channel_layout_nb_channels(avctx->channel_layout) != avctx->channels) {
+ av_log(avctx, AV_LOG_ERROR, "channel layout does not match number of channels\n");
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ } else if (avctx->channel_layout) {
+ avctx->channels = av_get_channel_layout_nb_channels(avctx->channel_layout);
+ }
+ }
+
+ if(avctx->codec->init && !(avctx->active_thread_type&FF_THREAD_FRAME)){
ret = avctx->codec->init(avctx);
if (ret < 0) {
goto free_and_end;
}
}
- ret=0;
end:
entangled_thread_counter--;
av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n");
return -1;
}
- if(avcodec_check_dimensions(avctx,avctx->width,avctx->height))
+ if(av_image_check_size(avctx->width, avctx->height, 0, avctx))
return -1;
if((avctx->codec->capabilities & CODEC_CAP_DELAY) || pict){
int ret = avctx->codec->encode(avctx, buf, buf_size, pict);
return ret;
}
-#if LIBAVCODEC_VERSION_MAJOR < 53
-int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture,
- int *got_picture_ptr,
- const uint8_t *buf, int buf_size)
-{
- AVPacket avpkt;
- av_init_packet(&avpkt);
- avpkt.data = buf;
- avpkt.size = buf_size;
- // HACK for CorePNG to decode as normal PNG by default
- avpkt.flags = AV_PKT_FLAG_KEY;
-
- return avcodec_decode_video2(avctx, picture, got_picture_ptr, &avpkt);
-}
-#endif
-
int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture,
int *got_picture_ptr,
AVPacket *avpkt)
int ret;
*got_picture_ptr= 0;
- if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height))
+ if((avctx->coded_width||avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx))
return -1;
- if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){
- ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
- avpkt);
+
+ avctx->pkt = avpkt;
+
+ if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type&FF_THREAD_FRAME)){
+ if (HAVE_PTHREADS && avctx->active_thread_type&FF_THREAD_FRAME)
+ ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr,
+ avpkt);
+ else {
+ ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
+ avpkt);
+ picture->pkt_dts= avpkt->dts;
+ }
emms_c(); //needed to avoid an emms_c() call before every return;
return ret;
}
-#if LIBAVCODEC_VERSION_MAJOR < 53
-int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples,
- int *frame_size_ptr,
- const uint8_t *buf, int buf_size)
-{
- AVPacket avpkt;
- av_init_packet(&avpkt);
- avpkt.data = buf;
- avpkt.size = buf_size;
-
- return avcodec_decode_audio3(avctx, samples, frame_size_ptr, &avpkt);
-}
-#endif
-
int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples,
int *frame_size_ptr,
AVPacket *avpkt)
{
int ret;
+ avctx->pkt = avpkt;
+
if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){
//FIXME remove the check below _after_ ensuring that all audio check that the available space is enough
if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){
return ret;
}
-#if LIBAVCODEC_VERSION_MAJOR < 53
-int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub,
- int *got_sub_ptr,
- const uint8_t *buf, int buf_size)
-{
- AVPacket avpkt;
- av_init_packet(&avpkt);
- avpkt.data = buf;
- avpkt.size = buf_size;
-
- return avcodec_decode_subtitle2(avctx, sub, got_sub_ptr, &avpkt);
-}
-#endif
-
int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
int *got_sub_ptr,
AVPacket *avpkt)
{
int ret;
+ avctx->pkt = avpkt;
*got_sub_ptr = 0;
ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt);
if (*got_sub_ptr)
return ret;
}
+void avsubtitle_free(AVSubtitle *sub)
+{
+ int i;
+
+ for (i = 0; i < sub->num_rects; i++)
+ {
+ av_freep(&sub->rects[i]->pict.data[0]);
+ av_freep(&sub->rects[i]->pict.data[1]);
+ av_freep(&sub->rects[i]->pict.data[2]);
+ av_freep(&sub->rects[i]->pict.data[3]);
+ av_freep(&sub->rects[i]->text);
+ av_freep(&sub->rects[i]->ass);
+ av_freep(&sub->rects[i]);
+ }
+
+ av_freep(&sub->rects);
+
+ memset(sub, 0, sizeof(AVSubtitle));
+}
+
av_cold int avcodec_close(AVCodecContext *avctx)
{
/* If there is a user-supplied mutex locking routine, call it. */
}
if (HAVE_THREADS && avctx->thread_opaque)
- avcodec_thread_free(avctx);
+ ff_thread_free(avctx);
if (avctx->codec && avctx->codec->close)
avctx->codec->close(avctx);
avcodec_default_free_buffers(avctx);
+ avctx->coded_frame = NULL;
+ if (avctx->codec && avctx->codec->priv_class)
+ av_opt_free(avctx->priv_data);
+ av_opt_free(avctx);
av_freep(&avctx->priv_data);
if(avctx->codec && avctx->codec->encode)
av_freep(&avctx->extradata);
avctx->codec = NULL;
+ avctx->active_thread_type = 0;
entangled_thread_counter--;
/* Release any user-supplied mutex. */
AVCodec *avcodec_find_encoder(enum CodecID id)
{
- AVCodec *p;
+ AVCodec *p, *experimental=NULL;
p = first_avcodec;
while (p) {
- if (p->encode != NULL && p->id == id)
- return p;
+ if (p->encode != NULL && p->id == id) {
+ if (p->capabilities & CODEC_CAP_EXPERIMENTAL && !experimental) {
+ experimental = p;
+ } else
+ return p;
+ }
p = p->next;
}
- return NULL;
+ return experimental;
}
AVCodec *avcodec_find_encoder_by_name(const char *name)
return bit_rate;
}
+size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag)
+{
+ int i, len, ret = 0;
+
+ for (i = 0; i < 4; i++) {
+ len = snprintf(buf, buf_size,
+ isprint(codec_tag&0xFF) ? "%c" : "[%d]", codec_tag&0xFF);
+ buf += len;
+ buf_size = buf_size > len ? buf_size - len : 0;
+ ret += len;
+ codec_tag>>=8;
+ }
+ return ret;
+}
+
void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
{
const char *codec_name;
+ const char *profile = NULL;
AVCodec *p;
char buf1[32];
int bitrate;
if (p) {
codec_name = p->name;
+ profile = av_get_profile_name(p, enc->profile);
} else if (enc->codec_id == CODEC_ID_MPEG2TS) {
/* fake mpeg2 transport stream codec (currently not
registered) */
codec_name = enc->codec_name;
} else {
/* output avi tags */
- if( isprint(enc->codec_tag&0xFF) && isprint((enc->codec_tag>>8)&0xFF)
- && isprint((enc->codec_tag>>16)&0xFF) && isprint((enc->codec_tag>>24)&0xFF)){
- snprintf(buf1, sizeof(buf1), "%c%c%c%c / 0x%04X",
- enc->codec_tag & 0xff,
- (enc->codec_tag >> 8) & 0xff,
- (enc->codec_tag >> 16) & 0xff,
- (enc->codec_tag >> 24) & 0xff,
- enc->codec_tag);
- } else {
- snprintf(buf1, sizeof(buf1), "0x%04x", enc->codec_tag);
- }
+ char tag_buf[32];
+ av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag);
+ snprintf(buf1, sizeof(buf1), "%s / 0x%04X", tag_buf, enc->codec_tag);
codec_name = buf1;
}
snprintf(buf, buf_size,
"Video: %s%s",
codec_name, enc->mb_decision ? " (hq)" : "");
+ if (profile)
+ snprintf(buf + strlen(buf), buf_size - strlen(buf),
+ " (%s)", profile);
if (enc->pix_fmt != PIX_FMT_NONE) {
snprintf(buf + strlen(buf), buf_size - strlen(buf),
", %s",
- avcodec_get_pix_fmt_name(enc->pix_fmt));
+ av_get_pix_fmt_name(enc->pix_fmt));
}
if (enc->width) {
snprintf(buf + strlen(buf), buf_size - strlen(buf),
snprintf(buf, buf_size,
"Audio: %s",
codec_name);
+ if (profile)
+ snprintf(buf + strlen(buf), buf_size - strlen(buf),
+ " (%s)", profile);
if (enc->sample_rate) {
snprintf(buf + strlen(buf), buf_size - strlen(buf),
", %d Hz", enc->sample_rate);
}
av_strlcat(buf, ", ", buf_size);
- avcodec_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout);
- if (enc->sample_fmt != SAMPLE_FMT_NONE) {
+ av_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout);
+ if (enc->sample_fmt != AV_SAMPLE_FMT_NONE) {
snprintf(buf + strlen(buf), buf_size - strlen(buf),
- ", %s", avcodec_get_sample_fmt_name(enc->sample_fmt));
+ ", %s", av_get_sample_fmt_name(enc->sample_fmt));
}
break;
case AVMEDIA_TYPE_DATA:
}
}
+const char *av_get_profile_name(const AVCodec *codec, int profile)
+{
+ const AVProfile *p;
+ if (profile == FF_PROFILE_UNKNOWN || !codec->profiles)
+ return NULL;
+
+ for (p = codec->profiles; p->profile != FF_PROFILE_UNKNOWN; p++)
+ if (p->profile == profile)
+ return p->name;
+
+ return NULL;
+}
+
unsigned avcodec_version( void )
{
return LIBAVCODEC_VERSION_INT;
const char *avcodec_configuration(void)
{
- return FFMPEG_CONFIGURATION;
+ return LIBAV_CONFIGURATION;
}
const char *avcodec_license(void)
{
#define LICENSE_PREFIX "libavcodec license: "
- return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
+ return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1;
}
void avcodec_init(void)
void avcodec_flush_buffers(AVCodecContext *avctx)
{
+ if(HAVE_PTHREADS && avctx->active_thread_type&FF_THREAD_FRAME)
+ ff_thread_flush(avctx);
if(avctx->codec->flush)
avctx->codec->flush(avctx);
}
s->internal_buffer_count=0;
}
+#if FF_API_OLD_FF_PICT_TYPES
char av_get_pict_type_char(int pict_type){
- switch(pict_type){
- case FF_I_TYPE: return 'I';
- case FF_P_TYPE: return 'P';
- case FF_B_TYPE: return 'B';
- case FF_S_TYPE: return 'S';
- case FF_SI_TYPE:return 'i';
- case FF_SP_TYPE:return 'p';
- case FF_BI_TYPE:return 'b';
- default: return '?';
- }
+ return av_get_picture_type_char(pict_type);
}
+#endif
int av_get_bits_per_sample(enum CodecID codec_id){
switch(codec_id){
case CODEC_ID_ADPCM_MS:
case CODEC_ID_ADPCM_YAMAHA:
return 4;
+ case CODEC_ID_ADPCM_G722:
case CODEC_ID_PCM_ALAW:
case CODEC_ID_PCM_MULAW:
case CODEC_ID_PCM_S8:
}
}
-int av_get_bits_per_sample_format(enum SampleFormat sample_fmt) {
- switch (sample_fmt) {
- case SAMPLE_FMT_U8:
- return 8;
- case SAMPLE_FMT_S16:
- return 16;
- case SAMPLE_FMT_S32:
- case SAMPLE_FMT_FLT:
- return 32;
- case SAMPLE_FMT_DBL:
- return 64;
- default:
- return 0;
- }
+#if FF_API_OLD_SAMPLE_FMT
+int av_get_bits_per_sample_format(enum AVSampleFormat sample_fmt) {
+ return av_get_bytes_per_sample(sample_fmt) << 3;
}
+#endif
#if !HAVE_THREADS
-int avcodec_thread_init(AVCodecContext *s, int thread_count){
- s->thread_count = thread_count;
+int ff_thread_init(AVCodecContext *s){
return -1;
}
#endif
return n;
}
-/* Wrapper to work around the lack of mkstemp() on mingw/cygin.
- * Also, tries to create file in /tmp first, if possible.
- * *prefix can be a character constant; *filename will be allocated internally.
- * Returns file descriptor of opened file (or -1 on error)
- * and opened file name in **filename. */
-int av_tempfile(char *prefix, char **filename) {
- int fd=-1;
-#if !HAVE_MKSTEMP
- *filename = tempnam(".", prefix);
-#else
- size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */
- *filename = av_malloc(len);
-#endif
- /* -----common section-----*/
- if (*filename == NULL) {
- av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n");
- return -1;
- }
-#if !HAVE_MKSTEMP
- fd = open(*filename, O_RDWR | O_BINARY | O_CREAT, 0444);
-#else
- snprintf(*filename, len, "/tmp/%sXXXXXX", prefix);
- fd = mkstemp(*filename);
- if (fd < 0) {
- snprintf(*filename, len, "./%sXXXXXX", prefix);
- fd = mkstemp(*filename);
- }
-#endif
- /* -----common section-----*/
- if (fd < 0) {
- av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot open temporary file %s\n", *filename);
- return -1;
- }
- return fd; /* success */
-}
-
-typedef struct {
- const char *abbr;
- int width, height;
-} VideoFrameSizeAbbr;
-
-typedef struct {
- const char *abbr;
- int rate_num, rate_den;
-} VideoFrameRateAbbr;
-
-static const VideoFrameSizeAbbr video_frame_size_abbrs[] = {
- { "ntsc", 720, 480 },
- { "pal", 720, 576 },
- { "qntsc", 352, 240 }, /* VCD compliant NTSC */
- { "qpal", 352, 288 }, /* VCD compliant PAL */
- { "sntsc", 640, 480 }, /* square pixel NTSC */
- { "spal", 768, 576 }, /* square pixel PAL */
- { "film", 352, 240 },
- { "ntsc-film", 352, 240 },
- { "sqcif", 128, 96 },
- { "qcif", 176, 144 },
- { "cif", 352, 288 },
- { "4cif", 704, 576 },
- { "16cif", 1408,1152 },
- { "qqvga", 160, 120 },
- { "qvga", 320, 240 },
- { "vga", 640, 480 },
- { "svga", 800, 600 },
- { "xga", 1024, 768 },
- { "uxga", 1600,1200 },
- { "qxga", 2048,1536 },
- { "sxga", 1280,1024 },
- { "qsxga", 2560,2048 },
- { "hsxga", 5120,4096 },
- { "wvga", 852, 480 },
- { "wxga", 1366, 768 },
- { "wsxga", 1600,1024 },
- { "wuxga", 1920,1200 },
- { "woxga", 2560,1600 },
- { "wqsxga", 3200,2048 },
- { "wquxga", 3840,2400 },
- { "whsxga", 6400,4096 },
- { "whuxga", 7680,4800 },
- { "cga", 320, 200 },
- { "ega", 640, 350 },
- { "hd480", 852, 480 },
- { "hd720", 1280, 720 },
- { "hd1080", 1920,1080 },
-};
-
-static const VideoFrameRateAbbr video_frame_rate_abbrs[]= {
- { "ntsc", 30000, 1001 },
- { "pal", 25, 1 },
- { "qntsc", 30000, 1001 }, /* VCD compliant NTSC */
- { "qpal", 25, 1 }, /* VCD compliant PAL */
- { "sntsc", 30000, 1001 }, /* square pixel NTSC */
- { "spal", 25, 1 }, /* square pixel PAL */
- { "film", 24, 1 },
- { "ntsc-film", 24000, 1001 },
-};
-
-int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str)
-{
- int i;
- int n = FF_ARRAY_ELEMS(video_frame_size_abbrs);
- char *p;
- int frame_width = 0, frame_height = 0;
-
- for(i=0;i<n;i++) {
- if (!strcmp(video_frame_size_abbrs[i].abbr, str)) {
- frame_width = video_frame_size_abbrs[i].width;
- frame_height = video_frame_size_abbrs[i].height;
- break;
- }
- }
- if (i == n) {
- p = str;
- frame_width = strtol(p, &p, 10);
- if (*p)
- p++;
- frame_height = strtol(p, &p, 10);
- }
- if (frame_width <= 0 || frame_height <= 0)
- return -1;
- *width_ptr = frame_width;
- *height_ptr = frame_height;
- return 0;
-}
-
-int av_parse_video_frame_rate(AVRational *frame_rate, const char *arg)
-{
- int i;
- int n = FF_ARRAY_ELEMS(video_frame_rate_abbrs);
- char* cp;
-
- /* First, we check our abbreviation table */
- for (i = 0; i < n; ++i)
- if (!strcmp(video_frame_rate_abbrs[i].abbr, arg)) {
- frame_rate->num = video_frame_rate_abbrs[i].rate_num;
- frame_rate->den = video_frame_rate_abbrs[i].rate_den;
- return 0;
- }
-
- /* Then, we try to parse it as fraction */
- cp = strchr(arg, '/');
- if (!cp)
- cp = strchr(arg, ':');
- if (cp) {
- char* cpp;
- frame_rate->num = strtol(arg, &cpp, 10);
- if (cpp != arg || cpp == cp)
- frame_rate->den = strtol(cp+1, &cpp, 10);
- else
- frame_rate->num = 0;
- }
- else {
- /* Finally we give up and parse it as double */
- AVRational time_base = av_d2q(strtod(arg, 0), 1001000);
- frame_rate->den = time_base.den;
- frame_rate->num = time_base.num;
- }
- if (!frame_rate->num || !frame_rate->den)
- return -1;
- else
- return 0;
-}
-
int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b){
int i;
for(i=0; i<size && !(tab[i][0]==a && tab[i][1]==b); i++);
void av_log_missing_feature(void *avc, const char *feature, int want_sample)
{
- av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your FFmpeg "
- "version to the newest one from SVN. If the problem still "
+ av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your Libav "
+ "version to the newest one from Git. If the problem still "
"occurs, it means that your file has a feature which has not "
- "been implemented.", feature);
+ "been implemented.\n", feature);
if(want_sample)
av_log_ask_for_sample(avc, NULL);
- else
- av_log(avc, AV_LOG_WARNING, "\n");
}
-void av_log_ask_for_sample(void *avc, const char *msg)
+void av_log_ask_for_sample(void *avc, const char *msg, ...)
{
+ va_list argument_list;
+
+ va_start(argument_list, msg);
+
if (msg)
- av_log(avc, AV_LOG_WARNING, "%s ", msg);
+ av_vlog(avc, AV_LOG_WARNING, msg, argument_list);
av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample "
- "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ "
- "and contact the ffmpeg-devel mailing list.\n");
+ "of this file to ftp://upload.libav.org/incoming/ "
+ "and contact the libav-devel mailing list.\n");
+
+ va_end(argument_list);
}
static AVHWAccel *first_hwaccel = NULL;
}
return 0;
}
+
+unsigned int ff_toupper4(unsigned int x)
+{
+ return toupper( x &0xFF)
+ + (toupper((x>>8 )&0xFF)<<8 )
+ + (toupper((x>>16)&0xFF)<<16)
+ + (toupper((x>>24)&0xFF)<<24);
+}
+
+#if !HAVE_PTHREADS
+
+int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f)
+{
+ f->owner = avctx;
+ return avctx->get_buffer(avctx, f);
+}
+
+void ff_thread_release_buffer(AVCodecContext *avctx, AVFrame *f)
+{
+ f->owner->release_buffer(f->owner, f);
+}
+
+void ff_thread_finish_setup(AVCodecContext *avctx)
+{
+}
+
+void ff_thread_report_progress(AVFrame *f, int progress, int field)
+{
+}
+
+void ff_thread_await_progress(AVFrame *f, int progress, int field)
+{
+}
+
+#endif
+
+#if FF_API_THREAD_INIT
+int avcodec_thread_init(AVCodecContext *s, int thread_count)
+{
+ s->thread_count = thread_count;
+ return ff_thread_init(s);
+}
+#endif
projects / ffmpeg / blobdiff